diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index b87d735..d386783 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,10 +2,12 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="fe00182d-05fa-4529-8d2b-92bd952d65d2" name="Default Changelist" comment="">
+      <change afterPath="$PROJECT_DIR$/docs/index.html" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/ast/ast_Call.js" beforeDir="false" afterPath="$PROJECT_DIR$/src/ast/ast_Call.js" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/ast/ast_Str.js" beforeDir="false" afterPath="$PROJECT_DIR$/src/ast/ast_Str.js" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/ast/ast_functions.js" beforeDir="false" afterPath="$PROJECT_DIR$/src/ast/ast_functions.js" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/dist/block_mirror.css" beforeDir="false" afterPath="$PROJECT_DIR$/dist/block_mirror.css" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/dist/block_mirror.js" beforeDir="false" afterPath="$PROJECT_DIR$/dist/block_mirror.js" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/dist/skulpt_parser.js" beforeDir="false" afterPath="$PROJECT_DIR$/dist/skulpt_parser.js" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/skulpt/skulpt_shim.js" beforeDir="false" afterPath="$PROJECT_DIR$/src/skulpt/skulpt_shim.js" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/text_editor.js" beforeDir="false" afterPath="$PROJECT_DIR$/src/text_editor.js" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
@@ -53,7 +55,7 @@
     <property name="full.screen.before.presentation.mode" value="false" />
     <property name="javascript.nodejs.core.library.configured.version" value="10.16.0" />
     <property name="jsx.switch.disabled" value="true" />
-    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$/docs" />
     <property name="node.js.detected.package.eslint" value="true" />
     <property name="node.js.detected.package.tslint" value="true" />
     <property name="node.js.path.for.package.eslint" value="project" />
@@ -65,6 +67,7 @@
   </component>
   <component name="RecentsManager">
     <key name="CopyFile.RECENT_KEYS">
+      <recent name="C:\Users\acbart\Projects\blockpy-edu\BlockMirror\docs" />
       <recent name="C:\Users\acbart\Projects\blockpy-edu\BlockMirror" />
       <recent name="C:\Users\acbart\Projects\blockpy-edu\BlockMirror\test" />
       <recent name="C:\Users\acbart\Projects\blockpy-edu\BlockMirror\src\ast" />
@@ -205,7 +208,7 @@
       <workItem from="1581787835886" duration="30000" />
       <workItem from="1581787894709" duration="8205000" />
       <workItem from="1582172961284" duration="310000" />
-      <workItem from="1590976436519" duration="21631000" />
+      <workItem from="1590976436519" duration="22179000" />
     </task>
     <task id="LOCAL-00001" summary="Basics of packaging, bug fixes, better updating">
       <created>1564063805490</created>
@@ -274,26 +277,26 @@
       <screen x="0" y="0" width="2560" height="1360" />
     </state>
     <state x="552" y="0" key="CommitChangelistDialog2/0.0.2560.1360/-3840.0.3840.2400@0.0.2560.1360" timestamp="1591030286558" />
-    <state width="2516" height="58" key="GridCell.Tab.0.bottom" timestamp="1591028320640">
+    <state width="2516" height="202" key="GridCell.Tab.0.bottom" timestamp="1591067681199">
       <screen x="0" y="0" width="2560" height="1360" />
     </state>
     <state width="2516" height="58" key="GridCell.Tab.0.bottom/0.0.2560.1360/-3840.0.3840.2400@0.0.2560.1360" timestamp="1591028320640" />
-    <state width="2516" height="206" key="GridCell.Tab.0.bottom/0.0.2560.1360@0.0.2560.1360" timestamp="1590978494602" />
-    <state width="2516" height="58" key="GridCell.Tab.0.center" timestamp="1591028320640">
+    <state width="2516" height="202" key="GridCell.Tab.0.bottom/0.0.2560.1360@0.0.2560.1360" timestamp="1591067681199" />
+    <state width="2516" height="202" key="GridCell.Tab.0.center" timestamp="1591067681198">
       <screen x="0" y="0" width="2560" height="1360" />
     </state>
     <state width="2516" height="58" key="GridCell.Tab.0.center/0.0.2560.1360/-3840.0.3840.2400@0.0.2560.1360" timestamp="1591028320640" />
-    <state width="2516" height="206" key="GridCell.Tab.0.center/0.0.2560.1360@0.0.2560.1360" timestamp="1590978494602" />
-    <state width="2516" height="58" key="GridCell.Tab.0.left" timestamp="1591028320639">
+    <state width="2516" height="202" key="GridCell.Tab.0.center/0.0.2560.1360@0.0.2560.1360" timestamp="1591067681198" />
+    <state width="2516" height="202" key="GridCell.Tab.0.left" timestamp="1591067681198">
       <screen x="0" y="0" width="2560" height="1360" />
     </state>
     <state width="2516" height="58" key="GridCell.Tab.0.left/0.0.2560.1360/-3840.0.3840.2400@0.0.2560.1360" timestamp="1591028320639" />
-    <state width="2516" height="206" key="GridCell.Tab.0.left/0.0.2560.1360@0.0.2560.1360" timestamp="1590978494602" />
-    <state width="2516" height="58" key="GridCell.Tab.0.right" timestamp="1591028320640">
+    <state width="2516" height="202" key="GridCell.Tab.0.left/0.0.2560.1360@0.0.2560.1360" timestamp="1591067681198" />
+    <state width="2516" height="202" key="GridCell.Tab.0.right" timestamp="1591067681198">
       <screen x="0" y="0" width="2560" height="1360" />
     </state>
     <state width="2516" height="58" key="GridCell.Tab.0.right/0.0.2560.1360/-3840.0.3840.2400@0.0.2560.1360" timestamp="1591028320640" />
-    <state width="2516" height="206" key="GridCell.Tab.0.right/0.0.2560.1360@0.0.2560.1360" timestamp="1590978494602" />
+    <state width="2516" height="202" key="GridCell.Tab.0.right/0.0.2560.1360@0.0.2560.1360" timestamp="1591067681198" />
     <state x="595" y="291" key="run.anything.popup" timestamp="1591027739379">
       <screen x="0" y="0" width="2560" height="1360" />
     </state>
diff --git a/dist/block_mirror.css b/dist/block_mirror.css
index 21ee67d..b6b0547 100644
--- a/dist/block_mirror.css
+++ b/dist/block_mirror.css
@@ -21,7 +21,6 @@
 }
 
 .blockmirror-toolbox-variable>.blocklyFlyoutLabelText {
-    border: 1px solid lightgray;
-    color: black;
-    background-color: white;
+    font-style: normal;
+    fill: black;
 }
diff --git a/dist/block_mirror.js b/dist/block_mirror.js
index 66dc51d..11f8151 100644
--- a/dist/block_mirror.js
+++ b/dist/block_mirror.js
@@ -127,17 +127,21 @@ Blockly.Variables.flyoutCategoryBlocks = function (workspace) {
       variableModelList.sort(Blockly.VariableModel.compareByName);
 
       for (var i = 0, variable; variable = variableModelList[i]; i++) {
-        /*let block = Blockly.utils.xml.createElement('block');
-        block.setAttribute('type', 'ast_Name');
-        block.setAttribute('gap', 8);
-        block.appendChild(Blockly.Variables.generateVariableFieldDom(variable));
-        xmlList.push(block);*/
-        block = Blockly.utils.xml.createElement('label');
+        var _block = Blockly.utils.xml.createElement('block');
+
+        _block.setAttribute('type', 'ast_Name');
+
+        _block.setAttribute('gap', 8);
+
+        _block.appendChild(Blockly.Variables.generateVariableFieldDom(variable));
+
+        xmlList.push(_block);
+        /*block = Blockly.utils.xml.createElement('label');
         console.log(variable);
         block.setAttribute('text', variable.name);
-        block.setAttribute('web-class', 'blockmirror-toolbox-variable'); //block.setAttribute('gap', 8);
-
-        xmlList.push(block);
+        block.setAttribute('web-class', 'blockmirror-toolbox-variable');
+        //block.setAttribute('gap', 8);
+        xmlList.push(block);*/
       }
     }
   }
@@ -370,6 +374,8 @@ BlockMirror.prototype.clearHighlightedLines = function () {
 };
 
 function BlockMirrorTextEditor(blockMirror) {
+  var _this = this;
+
   this.blockMirror = blockMirror;
   this.textContainer = blockMirror.tags.textContainer;
   this.textArea = blockMirror.tags.textArea;
@@ -441,37 +447,74 @@ function BlockMirrorTextEditor(blockMirror) {
     if (change.origin === "paste") {
       var newText = change.text[0];
 
-      if (newText.startsWith("http") && newText.endsWith("png")) {
+      if (_this.isImageUrl(newText)) {
         change.update(null, null, ["\"".concat(newText, "\"")]);
       }
     }
   });
   this.codeMirror.on("change", function (cm, change) {
-    if (change.origin === "paste") {
-      console.log(change);
-      var newText = change.text[0];
+    console.log(change);
+    var lastLine;
 
-      if (newText.startsWith('"http') && newText.endsWith('.png"')) {
-        //change.update(null, null, [`"${newText}"`]);
-        var x = document.createElement("IMG");
-        x.setAttribute("src", newText.slice(1, -1));
-        x.setAttribute("height", "40");
-        x.setAttribute("width", "40");
-        x.setAttribute("alt", newText);
-        var to = {
-          line: change.from.line,
-          ch: change.from.ch + newText.length
-        };
-        cm.markText(change.from, to, {
-          className: "cm-embedded-image",
+    if (change.origin === "paste" || change.origin === "setValue") {
+      //"https://game-icons.net/icons/ffffff/000000/1x1/delapouite/labrador-head.png"
+      lastLine = change.from.line + change.text.length;
+    } else {
+      lastLine = Math.max(1 + change.to.line, change.text.length);
+    }
+
+    cm.doc.eachLine(change.from.line, lastLine, function (line) {
+      var match;
+
+      var _loop = function _loop() {
+        var imageWidget = _this.makeImageWidget(match[2]);
+
+        var imageMarker = cm.markText({
+          line: cm.doc.getLineNumber(line),
+          ch: match.index
+        }, {
+          line: cm.doc.getLineNumber(line),
+          ch: match.index + match[0].length
+        }, {
           atomic: true,
-          replacedWith: x
+          replacedWith: imageWidget
         });
-        console.log(change.from, to);
+
+        imageWidget.onclick = function (x) {
+          return imageMarker.clear();
+        };
+      };
+
+      while ((match = HAS_IMAGE_URL.exec(line.text)) !== null) {
+        _loop();
       }
-    }
+    });
   });
-}
+} //BlockMirrorTextEditor.prototype.enableImages = function (url) {
+//BlockMirrorTextEditor.prototype.disableImage = function (url) {
+
+
+BlockMirrorTextEditor.prototype.makeImageWidget = function (url) {
+  var x = document.createElement("IMG");
+  x.setAttribute("src", url);
+  x.setAttribute("height", "40");
+  x.setAttribute("width", "40");
+  x.setAttribute("alt", url);
+
+  x.onmouseover = function (x) {
+    return console.log("Turn it off");
+  };
+
+  return x;
+}; //'https://game-icons.net/icons/ffffff/000000/1x1/delapouite/labrador-head.png'
+
+
+var FULL_IMAGE_URL = /^(?:http(s)?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~:/?#[\]@!\$&'\(\)\*\+,;=.]+(?:png|jpg|jpeg|gif|svg)+$/;
+var HAS_IMAGE_URL = /(["'])((?:http(s)?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~:/?#[\]@!\$&'\(\)\*\+,;=.]+(?:png|jpg|jpeg|gif|svg)+)\1/g;
+
+BlockMirrorTextEditor.prototype.isImageUrl = function (url) {
+  return url.match(FULL_IMAGE_URL);
+};
 
 BlockMirrorTextEditor.prototype.defocus = function () {
   this.codeMirror.display.input.blur();
@@ -591,15 +634,15 @@ BlockMirrorTextEditor.prototype.getCode = function () {
 };
 
 BlockMirrorTextEditor.prototype.changed = function (codeMirror, event) {
-  var _this = this;
+  var _this2 = this;
 
   if (!this.silentEvents_) {
     var handleChange = function handleChange() {
-      var newCode = _this.getCode();
+      var newCode = _this2.getCode();
 
-      _this.blockMirror.blockEditor.setCode(newCode, true);
+      _this2.blockMirror.blockEditor.setCode(newCode, true);
 
-      _this.blockMirror.setCode(newCode, true);
+      _this2.blockMirror.setCode(newCode, true);
     };
 
     if (this.blockMirror.configuration.blockDelay === false) {
@@ -621,11 +664,11 @@ BlockMirrorTextEditor.prototype.isVisible = function () {
 };
 
 BlockMirrorTextEditor.prototype.setHighlightedLines = function (lines, style) {
-  var _this2 = this;
+  var _this3 = this;
 
   var handles = lines.map(function (l) {
     return {
-      "handle": _this2.codeMirror.doc.addLineClass(l - 1, "background", style),
+      "handle": _this3.codeMirror.doc.addLineClass(l - 1, "background", style),
       "style": style
     };
   });
@@ -633,13 +676,13 @@ BlockMirrorTextEditor.prototype.setHighlightedLines = function (lines, style) {
 };
 
 BlockMirrorTextEditor.prototype.clearHighlightedLines = function () {
-  var _this3 = this;
+  var _this4 = this;
 
   if (this.highlightedHandles) {
     var removed = this.highlightedHandles.map(function (h) {
-      _this3.codeMirror.doc.removeLineClass(h.handle, "background", h.style);
+      _this4.codeMirror.doc.removeLineClass(h.handle, "background", h.style);
 
-      var info = _this3.codeMirror.doc.lineInfo(h.handle);
+      var info = _this4.codeMirror.doc.lineInfo(h.handle);
 
       if (info) {
         return info.line + 1;
@@ -790,7 +833,7 @@ BlockMirrorBlockEditor.prototype.resized = function (e) {
 };
 
 BlockMirrorBlockEditor.prototype.toolboxPythonToBlocks = function (toolboxPython) {
-  var _this4 = this;
+  var _this5 = this;
 
   return toolboxPython.map(function (category) {
     if (typeof category === "string") {
@@ -807,7 +850,7 @@ BlockMirrorBlockEditor.prototype.toolboxPythonToBlocks = function (toolboxPython
     }
 
     var body = (category.blocks || []).map(function (code) {
-      var result = _this4.blockMirror.textToBlocks.convertSource('toolbox.py', code);
+      var result = _this5.blockMirror.textToBlocks.convertSource('toolbox.py', code);
 
       return result.rawXml.innerHTML.toString();
     }).join("\n");
@@ -3579,6 +3622,18 @@ BlockMirrorTextToBlocks.BLOCKS.push({
   "colour": BlockMirrorTextToBlocks.COLOR.TEXT,
   "extensions": ["text_quotes"]
 });
+BlockMirrorTextToBlocks.BLOCKS.push({
+  "type": "ast_StrChar",
+  "message0": "%1",
+  "args0": [{
+    "type": "field_dropdown",
+    "name": "TEXT",
+    "options": [["\\n", "\n"], ["\\t", "\t"]]
+  }],
+  "output": "String",
+  "colour": BlockMirrorTextToBlocks.COLOR.TEXT,
+  "extensions": ["text_quotes"]
+});
 BlockMirrorTextToBlocks.BLOCKS.push({
   "type": "ast_StrMultiline",
   "message0": "%1",
@@ -3605,36 +3660,79 @@ BlockMirrorTextToBlocks.BLOCKS.push({
   "nextStatement": null,
   "colour": BlockMirrorTextToBlocks.COLOR.TEXT
 });
-BlockMirrorTextToBlocks.BLOCKS.push({
-  "type": "ast_StrImage",
-  "message0": "%1",
-  "args0": [{
-    "type": "field_image",
-    "name": "SRC",
-    "src": "",
-    "width": 20,
-    "height": 20,
-    "alt": ""
-  }],
-  "output": "String",
-  "colour": BlockMirrorTextToBlocks.COLOR.TEXT //"extensions": ["text_quotes"]
+Blockly.Blocks['ast_StrImage'] = {
+  init: function init() {
+    this.setColour(BlockMirrorTextToBlocks.COLOR.TEXT);
+    this.src_ = "loading.png";
+    this.updateShape_();
+    this.setOutput(true);
+  },
+  mutationToDom: function mutationToDom() {
+    var container = document.createElement('mutation');
+    container.setAttribute('src', this.src_);
+    return container;
+  },
+  domToMutation: function domToMutation(xmlElement) {
+    this.src_ = xmlElement.getAttribute('src');
+    this.updateShape_();
+  },
+  updateShape_: function updateShape_() {
+    var image = this.getInput('IMAGE');
 
-});
+    if (!image) {
+      image = this.appendDummyInput("IMAGE");
+      image.appendField(new Blockly.FieldImage(this.src_, 20, 20, {
+        alt: this.src_,
+        flipRtl: "FALSE"
+      }));
+    }
+
+    var imageField = image.fieldRow[0];
+    imageField.setValue(this.src_);
+  }
+};
+/*
+"https://game-icons.net/icons/ffffff/000000/1x1/delapouite/labrador-head.png"
+BlockMirrorTextToBlocks.BLOCKS.push({
+    "type": "ast_StrImage",
+    "message0": "%1%2",
+    "args0": [
+        {"type": "field_image", "src": "https://game-icons.net/icons/ffffff/000000/1x1/delapouite/labrador-head.png", "width": 20, "height": 20, "alt": ""},
+        //{"type": "field_label_serializable", "name": "SRC", "value": '', "visible": "false"}
+    ],
+    "output": "String",
+    "colour": BlockMirrorTextToBlocks.COLOR.TEXT,
+    //"extensions": ["text_quotes"]
+});*/
 
 Blockly.Python['ast_Str'] = function (block) {
-  // Text value.
+  // Text value
   var code = Blockly.Python.quote_(block.getFieldValue('TEXT'));
+  code = code.replace("\n", "n");
   return [code, Blockly.Python.ORDER_ATOMIC];
 };
 
+Blockly.Python['ast_StrChar'] = function (block) {
+  // Text value
+  var value = block.getFieldValue('TEXT');
+
+  switch (value) {
+    case "\n":
+      return ["'\\n'", Blockly.Python.ORDER_ATOMIC];
+
+    case "\t":
+      return ["'\\t'", Blockly.Python.ORDER_ATOMIC];
+  }
+};
+
 Blockly.Python['ast_StrImage'] = function (block) {
-  // Text value.
-  var code = Blockly.Python.quote_(block.getFieldValue('SRC'));
+  // Text value
+  var code = Blockly.Python.quote_(block.src_);
   return [code, Blockly.Python.ORDER_ATOMIC];
 };
 
 Blockly.Python['ast_StrMultiline'] = function (block) {
-  // Text value.
+  // Text value
   var code = Blockly.Python.multiline_quote_(block.getFieldValue('TEXT'));
   return [code, Blockly.Python.ORDER_ATOMIC];
 };
@@ -3654,29 +3752,43 @@ Blockly.Python['ast_StrDocstring'] = function (block) {
   return Blockly.Python.multiline_quote_(code) + "\n";
 };
 
+BlockMirrorTextToBlocks.prototype.isSingleChar = function (text) {
+  return text === "\n" || text === "\t";
+};
+
 BlockMirrorTextToBlocks.prototype.isDocString = function (node, parent) {
   return parent._astname === 'Expr' && parent._parent && ['FunctionDef', 'ClassDef'].indexOf(parent._parent._astname) !== -1 && parent._parent.body[0] === parent;
 };
 
-BlockMirrorTextToBlocks.prototype.dedent = function (text, levels) {
+BlockMirrorTextToBlocks.prototype.isSimpleString = function (text) {
+  return text.split("\n").length <= 2 && text.length <= 40;
+};
+
+BlockMirrorTextToBlocks.prototype.dedent = function (text, levels, isDocString) {
+  if (!isDocString && text.charAt(0) === "\n") {
+    return text;
+  }
+
   var split = text.split("\n");
   var indentation = "    ".repeat(levels);
-  var recombined = [];
+  var recombined = []; // Are all lines indented?
 
   for (var i = 0; i < split.length; i++) {
-    // Are all lines indented?
+    // This was a blank line, add it unchanged unless its the first line
     if (split[i] === '') {
       if (i !== 0) {
         recombined.push("");
-      }
+      } // If it has our ideal indentation, add it without indentation
+
     } else if (split[i].startsWith(indentation)) {
       var unindentedLine = split[i].substr(indentation.length);
 
       if (unindentedLine !== '' || i !== split.length - 1) {
         recombined.push(unindentedLine);
-      }
+      } // If it's the first line, then add it unmodified
+
     } else if (i === 0) {
-      recombined.push(split[i]);
+      recombined.push(split[i]); // This whole structure cannot be uniformly dedented, better give up.
     } else {
       return text;
     }
@@ -3691,11 +3803,15 @@ BlockMirrorTextToBlocks.prototype['ast_Str'] = function (node, parent) {
   var text = Sk.ffi.remapToJs(s);
 
   if (text.startsWith("http") && text.endsWith(".png")) {
-    return BlockMirrorTextToBlocks.create_block("ast_StrImage", node.lineno, {
-      "SRC": text
+    return BlockMirrorTextToBlocks.create_block("ast_StrImage", node.lineno, {}, {}, {}, {
+      "@src": text
+    });
+  } else if (this.isSingleChar(text)) {
+    return BlockMirrorTextToBlocks.create_block("ast_StrChar", node.lineno, {
+      "TEXT": text
     });
   } else if (this.isDocString(node, parent)) {
-    var dedented = this.dedent(text, this.levelIndex - 1);
+    var dedented = this.dedent(text, this.levelIndex - 1, true);
     return [BlockMirrorTextToBlocks.create_block("ast_StrDocstring", node.lineno, {
       "TEXT": dedented
     })];
@@ -3704,7 +3820,7 @@ BlockMirrorTextToBlocks.prototype['ast_Str'] = function (node, parent) {
       "TEXT": text
     });
   } else {
-    var _dedented = this.dedent(text, this.levelIndex - 1);
+    var _dedented = this.dedent(text, this.levelIndex - 1, false);
 
     return BlockMirrorTextToBlocks.create_block("ast_StrMultiline", node.lineno, {
       "TEXT": _dedented
diff --git a/dist/skulpt_parser.js b/dist/skulpt_parser.js
index b939fc8..1307f35 100644
--- a/dist/skulpt_parser.js
+++ b/dist/skulpt_parser.js
@@ -16,7 +16,9 @@ Sk.exportSymbol = function (name, module) {
   var i;
 
   for (i = 1; i < parts.length - 1; i++) {
-    submodule = parts[i];
+    if (!(parts[i] in submodule)) {
+      submodule[parts[i]] = {};
+    }
   }
 
   submodule[parts[i]] = module;
diff --git a/docs/index.html b/docs/index.html
new file mode 100644
index 0000000..ace7f15
--- /dev/null
+++ b/docs/index.html
@@ -0,0 +1,246 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <title>Simple BlockMirror Example</title>
+
+    <script src="https://code.jquery.com/jquery-3.4.1.slim.min.js"
+            integrity="sha256-pasqAKBDmFT4eHoN2ndd6lN370kFiGUFyTiUHWhU7k8="
+            crossorigin="anonymous"></script>
+
+    <!-- Blockly -->
+    <script src="../lib/blockly/blockly_compressed.js" type="text/javascript"></script>
+    <script src="../lib/blockly/blocks_compressed.js" type="text/javascript"></script>
+    <script src="../lib/blockly/msg/js/en.js" type="text/javascript"></script>
+    <script src="../lib/blockly/python_compressed.js" type="text/javascript"></script>
+
+    <!-- CodeMirror -->
+    <link rel="stylesheet" href="../lib/codemirror/codemirror.css">
+    <link rel="stylesheet" href="../lib/codemirror/fullscreen.css">
+    <link rel="stylesheet" href="../lib/codemirror/show-hint.css">
+    <script src="../lib/codemirror/codemirror.js" type="text/javascript"></script>
+    <script src="../lib/codemirror/show-hint.js" type="text/javascript"></script>
+    <script src="../lib/codemirror/python-hint.js" type="text/javascript"></script>
+    <script src="../lib/codemirror/fullscreen.js" type="text/javascript"></script>
+    <script src="../lib/codemirror/python.js" type="text/javascript"></script>
+
+    <!-- Skulpt -->
+    <script src="../dist/skulpt_parser.js" type="text/javascript"></script>
+
+    <!-- BlockMirror -->
+    <link rel="stylesheet" href="../dist/block_mirror.css">
+    <script src="../dist/block_mirror.js" type="text/javascript"></script>
+
+</head>
+<body>
+<button id='go'>GO</button>
+<button id='make-image'>Make Image</button>
+<div id="image-spot"></div>
+<div style="width:900px; margin:0 auto;"
+     id='example-frame'>
+
+    <div class="btn-group" data-toggle="buttons" data-bind="visible: !assignment.upload()">
+        <label onclick="editor.setMode('block');">
+            <input type="radio" name="blockpy-mode-set" autocomplete="off"> Blocks
+        </label>
+        <label onclick="editor.setMode('split');">
+            <input type="radio" name="blockpy-mode-set" autocomplete="off" checked> Split
+        </label>
+        <label onclick="editor.setMode('text');">
+            <input type="radio" name="blockpy-mode-set" autocomplete="off"> Text
+        </label>
+    </div>
+
+
+    <div id="blockmirror-editor"></div>
+</div>
+
+
+<script type="text/javascript">
+    var editor = new BlockMirror({
+        'container': document.getElementById('blockmirror-editor'),
+        //'height': '2000px'
+    });
+    editor.addChangeListener(function (event) {
+        console.log('Change! Better save:', event)
+    });
+    editor.setCode('class X:\n    """Hello world"""\ndef add(self, a, b):\n        a = 0\n        return a\n\nx = X()\nx.add(5,3)');
+
+    Sk.configure({
+        __future__: Sk.python3,
+        read: function (filename) {
+            if (Sk.builtinFiles === undefined ||
+                Sk.builtinFiles["files"][filename] === undefined) {
+                throw "File not found: '" + filename + "'";
+            }
+            return Sk.builtinFiles["files"][filename];
+        }
+    });
+
+    $("#make-image").click(function() {
+        editor.blockEditor.getPngFromBlocks((u, i)=> $("#image-spot").html(i));
+    });
+
+    $('#go').click(function () {
+        /*alert('Starting!')
+        var filename = 'main';
+        var code = `import pedal`;
+        //console.time('Run');
+        Sk.importMainWithBody(filename, false, code, true).$d;
+        //console.timeEnd('Run');
+        alert('Done!')*/
+        runTests();
+    });
+
+    var TESTS = [
+        'for ___ in ___:\n    pass',
+        '0',
+        '0\n0\n0\n0\n',
+        'for ___ in ___:\n    0\n    0',
+        'for x in y:\n    pass',
+        '1 + 1',
+        '(1 * 3 + 4) + 6 & 8',
+        '(1 + 2) - (3 * 4) / 5 | 7 & (8 % 9 << 10) >> 11 // 12',
+        'not 4',
+        '+1\n-2\n~4\nnot 5\nnot not not 4',
+        '1 or 2',
+        '1 and 2 and 3 or 4 and 5 or 3 or 4',
+        '1 < 5',
+        '(2 < 3) < 4',
+        '(((4 > 3) < 2) > 2) < 2',
+        '5 is 4',
+        '___ in ___',
+        '3 is not 4',
+        '(1 is 2) is 3',
+        '(((((((1 == 2) != 3) <= 4) >= 5) in 3) not in 3) is 4) is not 5',
+        '1 < 2 and 3 < 4',
+        'assert (1 < 2)',
+        'assert (1 > 4), ___',
+        '"Hello \'world.\'"',
+        "'Hello \"there.\"'",
+        'alpha\nbeta\ngamma',
+        'alpha\nalpha\nalpha',
+        'True\nFalse\nNone',
+        '[]\n[1, 2, 3]\n[1, 2, 4, 5]\n()\n(1, 2, 3)\n(1, 2)\n(1, )\n(1, 2, 3, 4, 5)',
+        '{1, 2, 3}\n{1}\n{4, 5, 6, 7}',
+        "{1: 2, 'Hello': 'World'}\n{}",
+        '{*{}}',
+        "0 if True else False",
+        "dog.growl\nalpha.beta.gamma\n'Test'.save",
+        'alpha\nalpha(1)\nbeta(2)\nbeta',
+        'alpha(beta)\nalpha.beta(gamma)\nhello(1, 2, 3)\nfor a in b:\n    (corgi(run))',
+        'sorted([1, 2, 3], reverse=True)',
+        'complex(1, 2, *first, *second, **big, **dog, third=3, fourth=4)',
+        "raise\nraise Exception()\nraise Exception() from wherever",
+        "del alpha\ndel alpha, beta, gamma",
+        "simple[0]\nranged[1:2]\nranged[:2]\nranged[1:]\nranged[:]",
+        "ranged[::3]\nranged[1::3]\nranged[:2:3]\nranged[1:2:3]",
+        // acbart: This ends up the same as [:], so can't test it.
+        // "r[::]"
+        "df[1:2, 4]\ndf[1, 2, 3, 4]\ndf[6::7, 4:6, 5, 1:]",
+        "[x for a in b if c]\n[x for a in b for c in d if e if g]",
+        "{x for a in b if c}\n{x for a in b for c in d if e if g}",
+        "(x for a in b if c)\n(x for a in b for c in d if e if g)",
+        "{x: y for a in b if c}\n{x: y for a in b for c in d if e if g}",
+        "a = 0\na = b = c = 0",
+        "(a, b) = (1, 2)\n[x, (y, z)] = something",
+        "i: int = 0\ns: str = 'Hello'\nf: float = 4.3\nb: bool = True\nx: Z = 4",
+        "i: 'int' = 0\ns: 'str' = 'Hello'\nf: 'float' = 4.3\nb: 'bool' = True",
+        "n: None = None\na[0]: List[int] = 0\nb: Dict[str, str]",
+        'a += 1\nb *= 4\nc **= 4\nd ^= 10',
+        `def alpha(beta, gamma, delta):\n    pass`,
+        `def alpha(beta: str, gamma=True, delta: int=0):\n    pass`,
+        `@route\n@open('test')\ndef alpha(beta: str, gamma=True, delta: int=0):\n    pass`,
+        `@route\n@open('test')\ndef alpha(beta: str, gamma=True, delta: int=0, *args, k=4, num: int=3, **kwargs):\n    a = 0\n    b = 7`,
+        "def do_something(a: int) -> str:\n    assert (4 == 3)",
+        'lambda x, y=0: x + y',
+        '(lambda : None)()',
+        "def simple(a, b, c) -> int:\n    return 'Hello world!'\n    return",
+        "def simple(a, b, c) -> int:\n    (yield 'Hello world!')\n    (yield)\n    dog = yield b + 4",
+        "def simple(a, b, c) -> int:\n    (yield from 'Hello world!')\n    dog = yield from b + 4",
+        "def simple(a, b, c) -> int:\n    global alpha\ndef another(e, f):\n    global alpha, beta, gamma",
+        //"def simple(a, b, c) -> int:\n    def inner():\n        nonlocal alpha\n        nonlocal alpha, beta, gamma",
+        "for x in y:\n    break\n    continue",
+        ("try:\n    pass\nexcept NameError:\n    pass" +
+            "\nexcept Something() as other:\n    pass\n" +
+            "except None as some:\n    pass\nexcept:\n    " +
+            "pass\nelse:\n    pass\nfinally:\n    pass"),
+        "try:\n    a = 0\nexcept:\n    return",
+        "@whatever\nclass a(b, *d, c=0, **e):\n    a = 0\nclass Dog:\n    age = 1\n    name = 'Ada'",
+        "if x:\n    pass\nif y:\n    pass\nelse:\n    pass",
+        "if a:\n    if j:\n        pass\n    elif k:\n        pass\n    else:\n        pass\nelif b:\n    pass",
+        "while x == 0:\n    pass\nwhile y < z:\n    a = 0\nelse:\n    b = a",
+        "import x as y, b as c, d\nimport os",
+        "from . import x\nfrom .os import y\nfrom ..path import z\nfrom dog.house import a\nfrom cat import b, c as d, e",
+        "import matplotlib.pyplot as plt",
+        "with open('filename') as outfile:\n    pass",
+        "with open('filename') as outfile, open('file2') as infile, other_context:\n    pass",
+        "#hello world!\n# Another comment\n#: int\n\na",
+        "#TODO: We need to work harder on this!",
+        "a = 0\nprint(a)\nfor x in y:\n    print(b)\n    (max(a, b))",
+        "with x():\n    pass",
+        "(lambda x: x)()",
+        "class Alpha:\n    def beta():\n        '''\n        Hello World!\n        Testing.\n        '''",
+        "'test'.replace(1, 2, 3)",
+        "'\n'",
+        '"""\ntest"""'
+    ];
+
+    function runTests() {
+        for (let i = 0; i < TESTS.length; i += 1) {
+            let test = TESTS[i];
+            editor.textEditor.setCode(test, true);
+            editor.blockEditor.setCode(editor.textEditor.getCode(), true);
+            console.assert(test.trim() === editor.textEditor.getCode().trim(),
+                "\nExpected:\n" + test.trim() + "\n",
+                "\nActual:\n" + editor.textEditor.getCode().trim() + "\n");
+            if (test.trim() !== editor.textEditor.getCode().trim()) {
+                break;
+            }
+            editor.blockEditor.changed();
+            editor.blockEditor.setCode(editor.textEditor.getCode(), true);
+            console.assert(test.trim() === editor.textEditor.getCode().trim(),
+                "\nExpected:\n" + test.trim() + "\n",
+                "\nActual:\n" + editor.textEditor.getCode().trim() + "\n(second trip)");
+            if (test.trim() !== editor.textEditor.getCode().trim()) {
+                break;
+            }
+        }
+    }
+
+    //runTests();
+
+    function tryGrindleHook() {
+        editor.textEditor.setCode('grindlehook.py', `def calculate_rating(name):
+    '''
+    Returns the customer's credit rating, according to the bank's current
+    status, the customer, and the alignment of the stars. This function
+    is delicate, and will break after being called once.
+
+    Notes:
+        (ghook@1/15/2018): DO NOT TOUCH THIS, I FINALLY GOT IT WORKING.
+
+    Args:
+        name (str): A string representing the user's full name.
+    Returns:
+        int: An integer (0-9) representing the customer's credit rating.
+    '''
+    c=calculate_rating;setattr(c,'r',lambda:setattr(c,'o',True))
+    j={};y=j['CELESTIAL_NAVIGATION_CONSTANT']=10
+    j[True]='CELESTIAL_NAVIGATION_CONSTANT'
+    x=str(''[:].swapcase);y=y+11,y+9,y+-2,y+-2,y+4,y+-5,y+-1,y+11,y+9,\\
+    y+-6,y+-6,y+-1,y+-5,y+3,y+-7,y+7,y+-1,y+-5,y+8,y+-7,y+11,y+1
+    z=lambda x,t,o=0:''.join(map(lambda j:x.__getitem__(j+o), t))
+    if hasattr(c,'o')and not getattr(c, 'o'): return z(x,y)
+    c.o=False;j['CELESTIAL_NAVIGATION_CONSTANT'].bit_length
+    d=(lambda:(lambda:None))()();g=globals()
+    while d:g['X567S-lumos-17-KLAUS']=((d)if(lambda:None)else(j))
+    p=lambda p:sum(map(int, list(str(p))))
+    MGC=p(sum(map(lambda v: v[0]*8+ord(v[1]), enumerate(name))))
+    while MGC>10:MGC=p(MGC)
+    if c:return MGC`);
+    };
+
+</script>
+</body>
+</html>
diff --git a/lib/blockly/blockly_compressed.js b/lib/blockly/blockly_compressed.js
new file mode 100644
index 0000000..212e865
--- /dev/null
+++ b/lib/blockly/blockly_compressed.js
@@ -0,0 +1,1387 @@
+// Do not edit this file; automatically generated by gulp.
+'use strict';var Blockly={constants:{},LINE_MODE_MULTIPLIER:40,PAGE_MODE_MULTIPLIER:125,DRAG_RADIUS:5,FLYOUT_DRAG_RADIUS:10,SNAP_RADIUS:28};Blockly.CONNECTING_SNAP_RADIUS=Blockly.SNAP_RADIUS;Blockly.CURRENT_CONNECTION_PREFERENCE=8;Blockly.BUMP_DELAY=250;Blockly.BUMP_RANDOMNESS=10;Blockly.COLLAPSE_CHARS=30;Blockly.LONGPRESS=750;Blockly.SOUND_LIMIT=100;Blockly.DRAG_STACK=!0;Blockly.HSV_SATURATION=.45;Blockly.HSV_VALUE=.65;Blockly.SPRITE={width:96,height:124,url:"sprites.png"};Blockly.INPUT_VALUE=1;
+Blockly.OUTPUT_VALUE=2;Blockly.NEXT_STATEMENT=3;Blockly.PREVIOUS_STATEMENT=4;Blockly.DUMMY_INPUT=5;Blockly.ALIGN_LEFT=-1;Blockly.ALIGN_CENTRE=0;Blockly.ALIGN_RIGHT=1;Blockly.DRAG_NONE=0;Blockly.DRAG_STICKY=1;Blockly.DRAG_BEGIN=1;Blockly.DRAG_FREE=2;Blockly.OPPOSITE_TYPE=[];Blockly.OPPOSITE_TYPE[Blockly.INPUT_VALUE]=Blockly.OUTPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.OUTPUT_VALUE]=Blockly.INPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.NEXT_STATEMENT]=Blockly.PREVIOUS_STATEMENT;
+Blockly.OPPOSITE_TYPE[Blockly.PREVIOUS_STATEMENT]=Blockly.NEXT_STATEMENT;Blockly.TOOLBOX_AT_TOP=0;Blockly.TOOLBOX_AT_BOTTOM=1;Blockly.TOOLBOX_AT_LEFT=2;Blockly.TOOLBOX_AT_RIGHT=3;Blockly.DELETE_AREA_NONE=null;Blockly.DELETE_AREA_TRASH=1;Blockly.DELETE_AREA_TOOLBOX=2;Blockly.VARIABLE_CATEGORY_NAME="VARIABLE";Blockly.VARIABLE_DYNAMIC_CATEGORY_NAME="VARIABLE_DYNAMIC";Blockly.PROCEDURE_CATEGORY_NAME="PROCEDURE";Blockly.RENAME_VARIABLE_ID="RENAME_VARIABLE_ID";Blockly.DELETE_VARIABLE_ID="DELETE_VARIABLE_ID";Blockly.utils={};Blockly.utils.global=function(){return"object"===typeof self?self:"object"===typeof window?window:"object"===typeof global?global:this}();Blockly.Msg={};Blockly.utils.global.Blockly||(Blockly.utils.global.Blockly={});Blockly.utils.global.Blockly.Msg||(Blockly.utils.global.Blockly.Msg=Blockly.Msg);Blockly.utils.colour={};
+Blockly.utils.colour.parse=function(a){a=String(a).toLowerCase().trim();var b=Blockly.utils.colour.names[a];if(b)return b;b="0x"==a.substring(0,2)?"#"+a.substring(2):a;b="#"==b[0]?b:"#"+b;if(/^#[0-9a-f]{6}$/.test(b))return b;if(/^#[0-9a-f]{3}$/.test(b))return["#",b[1],b[1],b[2],b[2],b[3],b[3]].join("");var c=a.match(/^(?:rgb)?\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)$/);return c&&(a=Number(c[1]),b=Number(c[2]),c=Number(c[3]),0<=a&&256>a&&0<=b&&256>b&&0<=c&&256>c)?Blockly.utils.colour.rgbToHex(a,b,
+c):null};Blockly.utils.colour.rgbToHex=function(a,b,c){b=a<<16|b<<8|c;return 16>a?"#"+(16777216|b).toString(16).substr(1):"#"+b.toString(16)};Blockly.utils.colour.hexToRgb=function(a){a=Blockly.utils.colour.parse(a);if(!a)return[0,0,0];a=parseInt(a.substr(1),16);return[a>>16,a>>8&255,a&255]};
+Blockly.utils.colour.hsvToHex=function(a,b,c){var d=0,e=0,f=0;if(0==b)f=e=d=c;else{var g=Math.floor(a/60),h=a/60-g;a=c*(1-b);var k=c*(1-b*h);b=c*(1-b*(1-h));switch(g){case 1:d=k;e=c;f=a;break;case 2:d=a;e=c;f=b;break;case 3:d=a;e=k;f=c;break;case 4:d=b;e=a;f=c;break;case 5:d=c;e=a;f=k;break;case 6:case 0:d=c,e=b,f=a}}return Blockly.utils.colour.rgbToHex(Math.floor(d),Math.floor(e),Math.floor(f))};
+Blockly.utils.colour.blend=function(a,b,c){a=Blockly.utils.colour.parse(a);if(!a)return null;b=Blockly.utils.colour.parse(b);if(!b)return null;a=Blockly.utils.colour.hexToRgb(a);b=Blockly.utils.colour.hexToRgb(b);return Blockly.utils.colour.rgbToHex(Math.round(b[0]+c*(a[0]-b[0])),Math.round(b[1]+c*(a[1]-b[1])),Math.round(b[2]+c*(a[2]-b[2])))};
+Blockly.utils.colour.names={aqua:"#00ffff",black:"#000000",blue:"#0000ff",fuchsia:"#ff00ff",gray:"#808080",green:"#008000",lime:"#00ff00",maroon:"#800000",navy:"#000080",olive:"#808000",purple:"#800080",red:"#ff0000",silver:"#c0c0c0",teal:"#008080",white:"#ffffff",yellow:"#ffff00"};Blockly.utils.Coordinate=function(a,b){this.x=a;this.y=b};Blockly.utils.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};Blockly.utils.Coordinate.distance=function(a,b){var c=a.x-b.x;a=a.y-b.y;return Math.sqrt(c*c+a*a)};Blockly.utils.Coordinate.magnitude=function(a){return Math.sqrt(a.x*a.x+a.y*a.y)};Blockly.utils.Coordinate.difference=function(a,b){return new Blockly.utils.Coordinate(a.x-b.x,a.y-b.y)};
+Blockly.utils.Coordinate.sum=function(a,b){return new Blockly.utils.Coordinate(a.x+b.x,a.y+b.y)};Blockly.utils.Coordinate.prototype.scale=function(a){this.x*=a;this.y*=a;return this};Blockly.utils.Coordinate.prototype.translate=function(a,b){this.x+=a;this.y+=b;return this};Blockly.utils.string={};Blockly.utils.string.startsWith=function(a,b){return 0==a.lastIndexOf(b,0)};Blockly.utils.string.shortestStringLength=function(a){return a.length?a.reduce(function(a,c){return a.length<c.length?a:c}).length:0};
+Blockly.utils.string.commonWordPrefix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;var c=0;b=b||Blockly.utils.string.shortestStringLength(a);for(var d=0;d<b;d++){for(var e=a[0][d],f=1;f<a.length;f++)if(e!=a[f][d])return c;" "==e&&(c=d+1)}for(f=1;f<a.length;f++)if((e=a[f][d])&&" "!=e)return c;return b};
+Blockly.utils.string.commonWordSuffix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;var c=0;b=b||Blockly.utils.string.shortestStringLength(a);for(var d=0;d<b;d++){for(var e=a[0].substr(-d-1,1),f=1;f<a.length;f++)if(e!=a[f].substr(-d-1,1))return c;" "==e&&(c=d+1)}for(f=1;f<a.length;f++)if((e=a[f].charAt(a[f].length-d-1))&&" "!=e)return c;return b};Blockly.utils.string.wrap=function(a,b){a=a.split("\n");for(var c=0;c<a.length;c++)a[c]=Blockly.utils.string.wrapLine_(a[c],b);return a.join("\n")};
+Blockly.utils.string.wrapLine_=function(a,b){if(a.length<=b)return a;for(var c=a.trim().split(/\s+/),d=0;d<c.length;d++)c[d].length>b&&(b=c[d].length);d=-Infinity;var e=1;do{var f=d;var g=a;a=[];var h=c.length/e,k=1;for(d=0;d<c.length-1;d++)k<(d+1.5)/h?(k++,a[d]=!0):a[d]=!1;a=Blockly.utils.string.wrapMutate_(c,a,b);d=Blockly.utils.string.wrapScore_(c,a,b);a=Blockly.utils.string.wrapToText_(c,a);e++}while(d>f);return g};
+Blockly.utils.string.wrapScore_=function(a,b,c){for(var d=[0],e=[],f=0;f<a.length;f++)d[d.length-1]+=a[f].length,!0===b[f]?(d.push(0),e.push(a[f].charAt(a[f].length-1))):!1===b[f]&&d[d.length-1]++;a=Math.max.apply(Math,d);for(f=b=0;f<d.length;f++)b-=2*Math.pow(Math.abs(c-d[f]),1.5),b-=Math.pow(a-d[f],1.5),-1!=".?!".indexOf(e[f])?b+=c/3:-1!=",;)]}".indexOf(e[f])&&(b+=c/4);1<d.length&&d[d.length-1]<=d[d.length-2]&&(b+=.5);return b};
+Blockly.utils.string.wrapMutate_=function(a,b,c){for(var d=Blockly.utils.string.wrapScore_(a,b,c),e,f=0;f<b.length-1;f++)if(b[f]!=b[f+1]){var g=[].concat(b);g[f]=!g[f];g[f+1]=!g[f+1];var h=Blockly.utils.string.wrapScore_(a,g,c);h>d&&(d=h,e=g)}return e?Blockly.utils.string.wrapMutate_(a,e,c):b};Blockly.utils.string.wrapToText_=function(a,b){for(var c=[],d=0;d<a.length;d++)c.push(a[d]),void 0!==b[d]&&c.push(b[d]?"\n":" ");return c.join("")};Blockly.utils.Size=function(a,b){this.width=a;this.height=b};Blockly.utils.Size.equals=function(a,b){return a==b?!0:a&&b?a.width==b.width&&a.height==b.height:!1};Blockly.utils.style={};Blockly.utils.style.getSize=function(a){if("none"!=Blockly.utils.style.getStyle_(a,"display"))return Blockly.utils.style.getSizeWithDisplay_(a);var b=a.style,c=b.display,d=b.visibility,e=b.position;b.visibility="hidden";b.position="absolute";b.display="inline";var f=a.offsetWidth;a=a.offsetHeight;b.display=c;b.position=e;b.visibility=d;return new Blockly.utils.Size(f,a)};Blockly.utils.style.getSizeWithDisplay_=function(a){return new Blockly.utils.Size(a.offsetWidth,a.offsetHeight)};
+Blockly.utils.style.getStyle_=function(a,b){return Blockly.utils.style.getComputedStyle(a,b)||Blockly.utils.style.getCascadedStyle(a,b)||a.style&&a.style[b]};Blockly.utils.style.getComputedStyle=function(a,b){return document.defaultView&&document.defaultView.getComputedStyle&&(a=document.defaultView.getComputedStyle(a,null))?a[b]||a.getPropertyValue(b)||"":""};Blockly.utils.style.getCascadedStyle=function(a,b){return a.currentStyle?a.currentStyle[b]:null};
+Blockly.utils.style.getPageOffset=function(a){var b=new Blockly.utils.Coordinate(0,0);a=a.getBoundingClientRect();var c=document.documentElement;c=new Blockly.utils.Coordinate(window.pageXOffset||c.scrollLeft,window.pageYOffset||c.scrollTop);b.x=a.left+c.x;b.y=a.top+c.y;return b};Blockly.utils.style.getViewportPageOffset=function(){var a=document.body,b=document.documentElement;return new Blockly.utils.Coordinate(a.scrollLeft||b.scrollLeft,a.scrollTop||b.scrollTop)};
+Blockly.utils.style.setElementShown=function(a,b){a.style.display=b?"":"none"};Blockly.utils.style.isRightToLeft=function(a){return"rtl"==Blockly.utils.style.getStyle_(a,"direction")};
+Blockly.utils.style.getBorderBox=function(a){var b=Blockly.utils.style.getComputedStyle(a,"borderLeftWidth"),c=Blockly.utils.style.getComputedStyle(a,"borderRightWidth"),d=Blockly.utils.style.getComputedStyle(a,"borderTopWidth");a=Blockly.utils.style.getComputedStyle(a,"borderBottomWidth");return{top:parseFloat(d),right:parseFloat(c),bottom:parseFloat(a),left:parseFloat(b)}};
+Blockly.utils.style.scrollIntoContainerView=function(a,b,c){a=Blockly.utils.style.getContainerOffsetToScrollInto(a,b,c);b.scrollLeft=a.x;b.scrollTop=a.y};
+Blockly.utils.style.getContainerOffsetToScrollInto=function(a,b,c){var d=Blockly.utils.style.getPageOffset(a),e=Blockly.utils.style.getPageOffset(b),f=Blockly.utils.style.getBorderBox(b),g=d.x-e.x-f.left;d=d.y-e.y-f.top;e=Blockly.utils.style.getSizeWithDisplay_(a);a=b.clientWidth-e.width;e=b.clientHeight-e.height;f=b.scrollLeft;b=b.scrollTop;c?(f+=g-a/2,b+=d-e/2):(f+=Math.min(g,Math.max(g-a,0)),b+=Math.min(d,Math.max(d-e,0)));return new Blockly.utils.Coordinate(f,b)};Blockly.utils.userAgent={};
+(function(a){function b(a){return-1!=c.indexOf(a.toUpperCase())}Blockly.utils.userAgent.raw=a;var c=Blockly.utils.userAgent.raw.toUpperCase();Blockly.utils.userAgent.IE=b("Trident")||b("MSIE");Blockly.utils.userAgent.EDGE=b("Edge");Blockly.utils.userAgent.JAVA_FX=b("JavaFX");Blockly.utils.userAgent.CHROME=(b("Chrome")||b("CriOS"))&&!Blockly.utils.userAgent.EDGE;Blockly.utils.userAgent.WEBKIT=b("WebKit")&&!Blockly.utils.userAgent.EDGE;Blockly.utils.userAgent.GECKO=b("Gecko")&&!Blockly.utils.userAgent.WEBKIT&&
+!Blockly.utils.userAgent.IE&&!Blockly.utils.userAgent.EDGE;Blockly.utils.userAgent.ANDROID=b("Android");Blockly.utils.userAgent.IPAD=b("iPad");Blockly.utils.userAgent.IPOD=b("iPod");Blockly.utils.userAgent.IPHONE=b("iPhone")&&!Blockly.utils.userAgent.IPAD&&!Blockly.utils.userAgent.IPOD;Blockly.utils.userAgent.MAC=b("Macintosh");Blockly.utils.userAgent.TABLET=Blockly.utils.userAgent.IPAD||Blockly.utils.userAgent.ANDROID&&!b("Mobile")||b("Silk");Blockly.utils.userAgent.MOBILE=!Blockly.utils.userAgent.TABLET&&
+(Blockly.utils.userAgent.IPOD||Blockly.utils.userAgent.IPHONE||Blockly.utils.userAgent.ANDROID||b("IEMobile"))})(Blockly.utils.global.navigator&&Blockly.utils.global.navigator.userAgent||"");Blockly.utils.noEvent=function(a){a.preventDefault();a.stopPropagation()};Blockly.utils.isTargetInput=function(a){return"textarea"==a.target.type||"text"==a.target.type||"number"==a.target.type||"email"==a.target.type||"password"==a.target.type||"search"==a.target.type||"tel"==a.target.type||"url"==a.target.type||a.target.isContentEditable};
+Blockly.utils.getRelativeXY=function(a){var b=new Blockly.utils.Coordinate(0,0),c=a.getAttribute("x");c&&(b.x=parseInt(c,10));if(c=a.getAttribute("y"))b.y=parseInt(c,10);if(c=(c=a.getAttribute("transform"))&&c.match(Blockly.utils.getRelativeXY.XY_REGEX_))b.x+=Number(c[1]),c[3]&&(b.y+=Number(c[3]));(a=a.getAttribute("style"))&&-1<a.indexOf("translate")&&(a=a.match(Blockly.utils.getRelativeXY.XY_STYLE_REGEX_))&&(b.x+=Number(a[1]),a[3]&&(b.y+=Number(a[3])));return b};
+Blockly.utils.getInjectionDivXY_=function(a){for(var b=0,c=0;a;){var d=Blockly.utils.getRelativeXY(a);b+=d.x;c+=d.y;if(-1!=(" "+(a.getAttribute("class")||"")+" ").indexOf(" injectionDiv "))break;a=a.parentNode}return new Blockly.utils.Coordinate(b,c)};Blockly.utils.getRelativeXY.XY_REGEX_=/translate\(\s*([-+\d.e]+)([ ,]\s*([-+\d.e]+)\s*)?/;Blockly.utils.getRelativeXY.XY_STYLE_REGEX_=/transform:\s*translate(?:3d)?\(\s*([-+\d.e]+)\s*px([ ,]\s*([-+\d.e]+)\s*px)?/;
+Blockly.utils.isRightButton=function(a){return a.ctrlKey&&Blockly.utils.userAgent.MAC?!0:2==a.button};Blockly.utils.mouseToSvg=function(a,b,c){var d=b.createSVGPoint();d.x=a.clientX;d.y=a.clientY;c||(c=b.getScreenCTM().inverse());return d.matrixTransform(c)};
+Blockly.utils.getScrollDeltaPixels=function(a){switch(a.deltaMode){default:return{x:a.deltaX,y:a.deltaY};case 1:return{x:a.deltaX*Blockly.LINE_MODE_MULTIPLIER,y:a.deltaY*Blockly.LINE_MODE_MULTIPLIER};case 2:return{x:a.deltaX*Blockly.PAGE_MODE_MULTIPLIER,y:a.deltaY*Blockly.PAGE_MODE_MULTIPLIER}}};Blockly.utils.tokenizeInterpolation=function(a){return Blockly.utils.tokenizeInterpolation_(a,!0)};
+Blockly.utils.replaceMessageReferences=function(a){if("string"!=typeof a)return a;a=Blockly.utils.tokenizeInterpolation_(a,!1);return a.length?String(a[0]):""};Blockly.utils.checkMessageReferences=function(a){for(var b=!0,c=Blockly.Msg,d=a.match(/%{BKY_[A-Z]\w*}/ig),e=0;e<d.length;e++){var f=d[e].toUpperCase();void 0==c[f.slice(6,-1)]&&(console.log("WARNING: No message string for "+d[e]+" in "+a),b=!1)}return b};
+Blockly.utils.tokenizeInterpolation_=function(a,b){var c=[],d=a.split("");d.push("");var e=0;a=[];for(var f=null,g=0;g<d.length;g++){var h=d[g];0==e?"%"==h?((h=a.join(""))&&c.push(h),a.length=0,e=1):a.push(h):1==e?"%"==h?(a.push(h),e=0):b&&"0"<=h&&"9">=h?(e=2,f=h,(h=a.join(""))&&c.push(h),a.length=0):"{"==h?e=3:(a.push("%",h),e=0):2==e?"0"<=h&&"9">=h?f+=h:(c.push(parseInt(f,10)),g--,e=0):3==e&&(""==h?(a.splice(0,0,"%{"),g--,e=0):"}"!=h?a.push(h):(e=a.join(""),/[A-Z]\w*/i.test(e)?(h=e.toUpperCase(),
+(h=Blockly.utils.string.startsWith(h,"BKY_")?h.substring(4):null)&&h in Blockly.Msg?(e=Blockly.Msg[h],"string"==typeof e?Array.prototype.push.apply(c,Blockly.utils.tokenizeInterpolation_(e,b)):b?c.push(String(e)):c.push(e)):c.push("%{"+e+"}")):c.push("%{"+e+"}"),e=a.length=0))}(h=a.join(""))&&c.push(h);b=[];for(g=a.length=0;g<c.length;++g)"string"==typeof c[g]?a.push(c[g]):((h=a.join(""))&&b.push(h),a.length=0,b.push(c[g]));(h=a.join(""))&&b.push(h);a.length=0;return b};
+Blockly.utils.genUid=function(){for(var a=Blockly.utils.genUid.soup_.length,b=[],c=0;20>c;c++)b[c]=Blockly.utils.genUid.soup_.charAt(Math.random()*a);return b.join("")};Blockly.utils.genUid.soup_="!#$%()*+,-./:;=?@[]^_`{|}~ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+Blockly.utils.is3dSupported=function(){if(void 0!==Blockly.utils.is3dSupported.cached_)return Blockly.utils.is3dSupported.cached_;if(!Blockly.utils.global.getComputedStyle)return!1;var a=document.createElement("p"),b="none",c={webkitTransform:"-webkit-transform",OTransform:"-o-transform",msTransform:"-ms-transform",MozTransform:"-moz-transform",transform:"transform"};document.body.insertBefore(a,null);for(var d in c)if(void 0!==a.style[d]){a.style[d]="translate3d(1px,1px,1px)";b=Blockly.utils.global.getComputedStyle(a);
+if(!b)return document.body.removeChild(a),!1;b=b.getPropertyValue(c[d])}document.body.removeChild(a);Blockly.utils.is3dSupported.cached_="none"!==b;return Blockly.utils.is3dSupported.cached_};Blockly.utils.runAfterPageLoad=function(a){if("object"!=typeof document)throw Error("Blockly.utils.runAfterPageLoad() requires browser document.");if("complete"==document.readyState)a();else var b=setInterval(function(){"complete"==document.readyState&&(clearInterval(b),a())},10)};
+Blockly.utils.getViewportBBox=function(){var a=Blockly.utils.style.getViewportPageOffset();return{right:document.documentElement.clientWidth+a.x,bottom:document.documentElement.clientHeight+a.y,top:a.y,left:a.x}};Blockly.utils.arrayRemove=function(a,b){b=a.indexOf(b);if(-1==b)return!1;a.splice(b,1);return!0};
+Blockly.utils.getDocumentScroll=function(){var a=document.documentElement,b=window;return Blockly.utils.userAgent.IE&&b.pageYOffset!=a.scrollTop?new Blockly.utils.Coordinate(a.scrollLeft,a.scrollTop):new Blockly.utils.Coordinate(b.pageXOffset||a.scrollLeft,b.pageYOffset||a.scrollTop)};Blockly.utils.getBlockTypeCounts=function(a,b){var c=Object.create(null),d=a.getDescendants(!0);b&&(a=a.getNextBlock())&&(a=d.indexOf(a),d.splice(a,d.length-a));for(a=0;b=d[a];a++)c[b.type]?c[b.type]++:c[b.type]=1;return c};
+Blockly.utils.screenToWsCoordinates=function(a,b){var c=b.x;b=b.y;var d=a.getInjectionDiv().getBoundingClientRect();c=new Blockly.utils.Coordinate(c-d.left,b-d.top);b=a.getOriginOffsetInPixels();return Blockly.utils.Coordinate.difference(c,b).scale(1/a.scale)};
+Blockly.utils.parseBlockColour=function(a){var b="string"==typeof a?Blockly.utils.replaceMessageReferences(a):a,c=Number(b);if(!isNaN(c)&&0<=c&&360>=c)return{hue:c,hex:Blockly.utils.colour.hsvToHex(c,Blockly.HSV_SATURATION,255*Blockly.HSV_VALUE)};if(c=Blockly.utils.colour.parse(b))return{hue:null,hex:c};c='Invalid colour: "'+b+'"';a!=b&&(c+=' (from "'+a+'")');throw Error(c);};Blockly.Events={};Blockly.Events.group_="";Blockly.Events.recordUndo=!0;Blockly.Events.disabled_=0;Blockly.Events.CREATE="create";Blockly.Events.BLOCK_CREATE=Blockly.Events.CREATE;Blockly.Events.DELETE="delete";Blockly.Events.BLOCK_DELETE=Blockly.Events.DELETE;Blockly.Events.CHANGE="change";Blockly.Events.BLOCK_CHANGE=Blockly.Events.CHANGE;Blockly.Events.MOVE="move";Blockly.Events.BLOCK_MOVE=Blockly.Events.MOVE;Blockly.Events.VAR_CREATE="var_create";Blockly.Events.VAR_DELETE="var_delete";
+Blockly.Events.VAR_RENAME="var_rename";Blockly.Events.UI="ui";Blockly.Events.COMMENT_CREATE="comment_create";Blockly.Events.COMMENT_DELETE="comment_delete";Blockly.Events.COMMENT_CHANGE="comment_change";Blockly.Events.COMMENT_MOVE="comment_move";Blockly.Events.FINISHED_LOADING="finished_loading";Blockly.Events.BUMP_EVENTS=[Blockly.Events.BLOCK_CREATE,Blockly.Events.BLOCK_MOVE,Blockly.Events.COMMENT_CREATE,Blockly.Events.COMMENT_MOVE];Blockly.Events.FIRE_QUEUE_=[];
+Blockly.Events.fire=function(a){Blockly.Events.isEnabled()&&(Blockly.Events.FIRE_QUEUE_.length||setTimeout(Blockly.Events.fireNow_,0),Blockly.Events.FIRE_QUEUE_.push(a))};Blockly.Events.fireNow_=function(){for(var a=Blockly.Events.filter(Blockly.Events.FIRE_QUEUE_,!0),b=Blockly.Events.FIRE_QUEUE_.length=0,c;c=a[b];b++)if(c.workspaceId){var d=Blockly.Workspace.getById(c.workspaceId);d&&d.fireChangeListener(c)}};
+Blockly.Events.filter=function(a,b){a=a.slice();b||a.reverse();for(var c=[],d=Object.create(null),e=0,f;f=a[e];e++)if(!f.isNull()){var g=[f.type,f.blockId,f.workspaceId].join(" "),h=d[g],k=h?h.event:null;if(!h)d[g]={event:f,index:e},c.push(f);else if(f.type==Blockly.Events.MOVE&&h.index==e-1)k.newParentId=f.newParentId,k.newInputName=f.newInputName,k.newCoordinate=f.newCoordinate,h.index=e;else if(f.type==Blockly.Events.CHANGE&&f.element==k.element&&f.name==k.name)k.newValue=f.newValue;else if(f.type!=
+Blockly.Events.UI||"click"!=f.element||"commentOpen"!=k.element&&"mutatorOpen"!=k.element&&"warningOpen"!=k.element)d[g]={event:f,index:1},c.push(f)}a=c.filter(function(a){return!a.isNull()});b||a.reverse();for(e=1;f=a[e];e++)f.type==Blockly.Events.CHANGE&&"mutation"==f.element&&a.unshift(a.splice(e,1)[0]);return a};Blockly.Events.clearPendingUndo=function(){for(var a=0,b;b=Blockly.Events.FIRE_QUEUE_[a];a++)b.recordUndo=!1};Blockly.Events.disable=function(){Blockly.Events.disabled_++};
+Blockly.Events.enable=function(){Blockly.Events.disabled_--};Blockly.Events.isEnabled=function(){return 0==Blockly.Events.disabled_};Blockly.Events.getGroup=function(){return Blockly.Events.group_};Blockly.Events.setGroup=function(a){Blockly.Events.group_="boolean"==typeof a?a?Blockly.utils.genUid():"":a};Blockly.Events.getDescendantIds=function(a){var b=[];a=a.getDescendants(!1);for(var c=0,d;d=a[c];c++)b[c]=d.id;return b};
+Blockly.Events.fromJson=function(a,b){switch(a.type){case Blockly.Events.CREATE:var c=new Blockly.Events.Create(null);break;case Blockly.Events.DELETE:c=new Blockly.Events.Delete(null);break;case Blockly.Events.CHANGE:c=new Blockly.Events.Change(null,"","","","");break;case Blockly.Events.MOVE:c=new Blockly.Events.Move(null);break;case Blockly.Events.VAR_CREATE:c=new Blockly.Events.VarCreate(null);break;case Blockly.Events.VAR_DELETE:c=new Blockly.Events.VarDelete(null);break;case Blockly.Events.VAR_RENAME:c=
+new Blockly.Events.VarRename(null,"");break;case Blockly.Events.UI:c=new Blockly.Events.Ui(null,"","","");break;case Blockly.Events.COMMENT_CREATE:c=new Blockly.Events.CommentCreate(null);break;case Blockly.Events.COMMENT_CHANGE:c=new Blockly.Events.CommentChange(null,"","");break;case Blockly.Events.COMMENT_MOVE:c=new Blockly.Events.CommentMove(null);break;case Blockly.Events.COMMENT_DELETE:c=new Blockly.Events.CommentDelete(null);break;case Blockly.Events.FINISHED_LOADING:c=new Blockly.Events.FinishedLoading(b);
+break;default:throw Error("Unknown event type.");}c.fromJson(a);c.workspaceId=b.id;return c};
+Blockly.Events.disableOrphans=function(a){if((a.type==Blockly.Events.MOVE||a.type==Blockly.Events.CREATE)&&a.workspaceId){var b=Blockly.Workspace.getById(a.workspaceId);if(a=b.getBlockById(a.blockId)){var c=a.getParent();if(c&&c.isEnabled())for(b=a.getDescendants(!1),a=0;c=b[a];a++)c.setEnabled(!0);else if((a.outputConnection||a.previousConnection)&&!b.isDragging()){do a.setEnabled(!1),a=a.getNextBlock();while(a)}}}};Blockly.Events.Abstract=function(){this.workspaceId=void 0;this.group=Blockly.Events.getGroup();this.recordUndo=Blockly.Events.recordUndo};Blockly.Events.Abstract.prototype.toJson=function(){var a={type:this.type};this.group&&(a.group=this.group);return a};Blockly.Events.Abstract.prototype.fromJson=function(a){this.group=a.group};Blockly.Events.Abstract.prototype.isNull=function(){return!1};Blockly.Events.Abstract.prototype.run=function(a){};
+Blockly.Events.Abstract.prototype.getEventWorkspace_=function(){if(this.workspaceId)var a=Blockly.Workspace.getById(this.workspaceId);if(!a)throw Error("Workspace is null. Event must have been generated from real Blockly events.");return a};Blockly.utils.object={};Blockly.utils.object.inherits=function(a,b){a.superClass_=b.prototype;a.prototype=Object.create(b.prototype);a.prototype.constructor=a};Blockly.utils.object.mixin=function(a,b){for(var c in b)a[c]=b[c]};Blockly.utils.object.deepMerge=function(a,b){for(var c in b)a[c]="object"===typeof b[c]?Blockly.utils.object.deepMerge(a[c]||Object.create(null),b[c]):b[c];return a};Blockly.utils.object.values=function(a){return Object.values?Object.values(a):Object.keys(a).map(function(b){return a[b]})};Blockly.Events.Ui=function(a,b,c,d){Blockly.Events.Ui.superClass_.constructor.call(this);this.blockId=a?a.id:null;this.workspaceId=a?a.workspace.id:void 0;this.element=b;this.oldValue=c;this.newValue=d;this.recordUndo=!1};Blockly.utils.object.inherits(Blockly.Events.Ui,Blockly.Events.Abstract);Blockly.Events.Ui.prototype.type=Blockly.Events.UI;
+Blockly.Events.Ui.prototype.toJson=function(){var a=Blockly.Events.Ui.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);this.blockId&&(a.blockId=this.blockId);return a};Blockly.Events.Ui.prototype.fromJson=function(a){Blockly.Events.Ui.superClass_.fromJson.call(this,a);this.element=a.element;this.newValue=a.newValue;this.blockId=a.blockId};Blockly.utils.dom={};Blockly.utils.dom.SVG_NS="http://www.w3.org/2000/svg";Blockly.utils.dom.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.utils.dom.XLINK_NS="http://www.w3.org/1999/xlink";Blockly.utils.dom.Node={ELEMENT_NODE:1,TEXT_NODE:3,COMMENT_NODE:8,DOCUMENT_POSITION_CONTAINED_BY:16};Blockly.utils.dom.cacheWidths_=null;Blockly.utils.dom.cacheReference_=0;Blockly.utils.dom.canvasContext_=null;
+Blockly.utils.dom.createSvgElement=function(a,b,c){a=document.createElementNS(Blockly.utils.dom.SVG_NS,a);for(var d in b)a.setAttribute(d,b[d]);document.body.runtimeStyle&&(a.runtimeStyle=a.currentStyle=a.style);c&&c.appendChild(a);return a};Blockly.utils.dom.addClass=function(a,b){var c=a.getAttribute("class")||"";if(-1!=(" "+c+" ").indexOf(" "+b+" "))return!1;c&&(c+=" ");a.setAttribute("class",c+b);return!0};
+Blockly.utils.dom.removeClass=function(a,b){var c=a.getAttribute("class");if(-1==(" "+c+" ").indexOf(" "+b+" "))return!1;c=c.split(/\s+/);for(var d=0;d<c.length;d++)c[d]&&c[d]!=b||(c.splice(d,1),d--);c.length?a.setAttribute("class",c.join(" ")):a.removeAttribute("class");return!0};Blockly.utils.dom.hasClass=function(a,b){return-1!=(" "+a.getAttribute("class")+" ").indexOf(" "+b+" ")};Blockly.utils.dom.removeNode=function(a){return a&&a.parentNode?a.parentNode.removeChild(a):null};
+Blockly.utils.dom.insertAfter=function(a,b){var c=b.nextSibling;b=b.parentNode;if(!b)throw Error("Reference node has no parent.");c?b.insertBefore(a,c):b.appendChild(a)};Blockly.utils.dom.containsNode=function(a,b){return!!(a.compareDocumentPosition(b)&Blockly.utils.dom.Node.DOCUMENT_POSITION_CONTAINED_BY)};Blockly.utils.dom.setCssTransform=function(a,b){a.style.transform=b;a.style["-webkit-transform"]=b};
+Blockly.utils.dom.startTextWidthCache=function(){Blockly.utils.dom.cacheReference_++;Blockly.utils.dom.cacheWidths_||(Blockly.utils.dom.cacheWidths_={})};Blockly.utils.dom.stopTextWidthCache=function(){Blockly.utils.dom.cacheReference_--;Blockly.utils.dom.cacheReference_||(Blockly.utils.dom.cacheWidths_=null)};
+Blockly.utils.dom.getTextWidth=function(a){var b=a.textContent+"\n"+a.className.baseVal,c;if(Blockly.utils.dom.cacheWidths_&&(c=Blockly.utils.dom.cacheWidths_[b]))return c;try{c=Blockly.utils.userAgent.IE||Blockly.utils.userAgent.EDGE?a.getBBox().width:a.getComputedTextLength()}catch(d){return 8*a.textContent.length}Blockly.utils.dom.cacheWidths_&&(Blockly.utils.dom.cacheWidths_[b]=c);return c};
+Blockly.utils.dom.getFastTextWidth=function(a,b,c,d){return Blockly.utils.dom.getFastTextWidthWithSizeString(a,b+"pt",c,d)};
+Blockly.utils.dom.getFastTextWidthWithSizeString=function(a,b,c,d){var e=a.textContent;a=e+"\n"+a.className.baseVal;var f;if(Blockly.utils.dom.cacheWidths_&&(f=Blockly.utils.dom.cacheWidths_[a]))return f;Blockly.utils.dom.canvasContext_||(f=document.createElement("canvas"),f.className="blocklyComputeCanvas",document.body.appendChild(f),Blockly.utils.dom.canvasContext_=f.getContext("2d"));Blockly.utils.dom.canvasContext_.font=c+" "+b+" "+d;f=Blockly.utils.dom.canvasContext_.measureText(e).width;Blockly.utils.dom.cacheWidths_&&
+(Blockly.utils.dom.cacheWidths_[a]=f);return f};
+Blockly.utils.dom.measureFontMetrics=function(a,b,c,d){var e=document.createElement("span");e.style.font=c+" "+b+" "+d;e.textContent=a;a=document.createElement("div");a.style.width="1px";a.style.height="0px";b=document.createElement("div");b.setAttribute("style","position: fixed; top: 0; left: 0; display: flex;");b.appendChild(e);b.appendChild(a);document.body.appendChild(b);try{c={},b.style.alignItems="baseline",c.baseline=a.offsetTop-e.offsetTop,b.style.alignItems="flex-end",c.height=a.offsetTop-
+e.offsetTop}finally{document.body.removeChild(b)}return c};Blockly.BlockDragSurfaceSvg=function(a){this.container_=a;this.createDom()};Blockly.BlockDragSurfaceSvg.prototype.SVG_=null;Blockly.BlockDragSurfaceSvg.prototype.dragGroup_=null;Blockly.BlockDragSurfaceSvg.prototype.container_=null;Blockly.BlockDragSurfaceSvg.prototype.scale_=1;Blockly.BlockDragSurfaceSvg.prototype.surfaceXY_=null;
+Blockly.BlockDragSurfaceSvg.prototype.createDom=function(){this.SVG_||(this.SVG_=Blockly.utils.dom.createSvgElement("svg",{xmlns:Blockly.utils.dom.SVG_NS,"xmlns:html":Blockly.utils.dom.HTML_NS,"xmlns:xlink":Blockly.utils.dom.XLINK_NS,version:"1.1","class":"blocklyBlockDragSurface"},this.container_),this.dragGroup_=Blockly.utils.dom.createSvgElement("g",{},this.SVG_))};
+Blockly.BlockDragSurfaceSvg.prototype.setBlocksAndShow=function(a){if(this.dragGroup_.childNodes.length)throw Error("Already dragging a block.");this.dragGroup_.appendChild(a);this.SVG_.style.display="block";this.surfaceXY_=new Blockly.utils.Coordinate(0,0)};Blockly.BlockDragSurfaceSvg.prototype.translateAndScaleGroup=function(a,b,c){this.scale_=c;a=a.toFixed(0);b=b.toFixed(0);this.dragGroup_.setAttribute("transform","translate("+a+","+b+") scale("+c+")")};
+Blockly.BlockDragSurfaceSvg.prototype.translateSurfaceInternal_=function(){var a=this.surfaceXY_.x,b=this.surfaceXY_.y;a=a.toFixed(0);b=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.dom.setCssTransform(this.SVG_,"translate3d("+a+"px, "+b+"px, 0px)")};Blockly.BlockDragSurfaceSvg.prototype.translateSurface=function(a,b){this.surfaceXY_=new Blockly.utils.Coordinate(a*this.scale_,b*this.scale_);this.translateSurfaceInternal_()};
+Blockly.BlockDragSurfaceSvg.prototype.getSurfaceTranslation=function(){var a=Blockly.utils.getRelativeXY(this.SVG_);return new Blockly.utils.Coordinate(a.x/this.scale_,a.y/this.scale_)};Blockly.BlockDragSurfaceSvg.prototype.getGroup=function(){return this.dragGroup_};Blockly.BlockDragSurfaceSvg.prototype.getCurrentBlock=function(){return this.dragGroup_.firstChild};
+Blockly.BlockDragSurfaceSvg.prototype.clearAndHide=function(a){a?a.appendChild(this.getCurrentBlock()):this.dragGroup_.removeChild(this.getCurrentBlock());this.SVG_.style.display="none";if(this.dragGroup_.childNodes.length)throw Error("Drag group was not cleared.");this.surfaceXY_=null};Blockly.utils.IdGenerator={};Blockly.utils.IdGenerator.nextId_=0;Blockly.utils.IdGenerator.getNextUniqueId=function(){return"blockly:"+(Blockly.utils.IdGenerator.nextId_++).toString(36)};Blockly.Component=function(){this.rightToLeft_=Blockly.Component.defaultRightToLeft;this.id_=null;this.inDocument_=!1;this.parent_=this.element_=null;this.children_=[];this.childIndex_={}};Blockly.Component.defaultRightToLeft=!1;Blockly.Component.Error={ALREADY_RENDERED:"Component already rendered",PARENT_UNABLE_TO_BE_SET:"Unable to set parent component",CHILD_INDEX_OUT_OF_BOUNDS:"Child component index out of bounds"};Blockly.Component.prototype.getId=function(){return this.id_||(this.id_=Blockly.utils.IdGenerator.getNextUniqueId())};
+Blockly.Component.prototype.getElement=function(){return this.element_};Blockly.Component.prototype.setElementInternal=function(a){this.element_=a};Blockly.Component.prototype.setParent=function(a){if(this==a)throw Error(Blockly.Component.Error.PARENT_UNABLE_TO_BE_SET);if(a&&this.parent_&&this.id_&&this.parent_.getChild(this.id_)&&this.parent_!=a)throw Error(Blockly.Component.Error.PARENT_UNABLE_TO_BE_SET);this.parent_=a};Blockly.Component.prototype.getParent=function(){return this.parent_};
+Blockly.Component.prototype.isInDocument=function(){return this.inDocument_};Blockly.Component.prototype.createDom=function(){this.element_=document.createElement("div")};Blockly.Component.prototype.render=function(a){this.render_(a)};Blockly.Component.prototype.renderBefore=function(a){this.render_(a.parentNode,a)};
+Blockly.Component.prototype.render_=function(a,b){if(this.inDocument_)throw Error(Blockly.Component.Error.ALREADY_RENDERED);this.element_||this.createDom();a?a.insertBefore(this.element_,b||null):document.body.appendChild(this.element_);this.parent_&&!this.parent_.isInDocument()||this.enterDocument()};Blockly.Component.prototype.enterDocument=function(){this.inDocument_=!0;this.forEachChild(function(a){!a.isInDocument()&&a.getElement()&&a.enterDocument()})};
+Blockly.Component.prototype.exitDocument=function(){this.forEachChild(function(a){a.isInDocument()&&a.exitDocument()});this.inDocument_=!1};Blockly.Component.prototype.dispose=function(){this.disposed_||(this.disposed_=!0,this.disposeInternal())};
+Blockly.Component.prototype.disposeInternal=function(){this.inDocument_&&this.exitDocument();this.forEachChild(function(a){a.dispose()});this.element_&&Blockly.utils.dom.removeNode(this.element_);this.parent_=this.element_=this.childIndex_=this.children_=null};Blockly.Component.prototype.addChild=function(a,b){this.addChildAt(a,this.getChildCount(),b)};
+Blockly.Component.prototype.addChildAt=function(a,b,c){if(a.inDocument_&&(c||!this.inDocument_))throw Error(Blockly.Component.Error.ALREADY_RENDERED);if(0>b||b>this.getChildCount())throw Error(Blockly.Component.Error.CHILD_INDEX_OUT_OF_BOUNDS);this.childIndex_[a.getId()]=a;if(a.getParent()==this){var d=this.children_.indexOf(a);-1<d&&this.children_.splice(d,1)}a.setParent(this);this.children_.splice(b,0,a);a.inDocument_&&this.inDocument_&&a.getParent()==this?(c=this.getContentElement(),b=c.childNodes[b]||
+null,b!=a.getElement()&&c.insertBefore(a.getElement(),b)):c?(this.element_||this.createDom(),b=this.getChildAt(b+1),a.render_(this.getContentElement(),b?b.element_:null)):this.inDocument_&&!a.inDocument_&&a.element_&&a.element_.parentNode&&a.element_.parentNode.nodeType==Blockly.utils.dom.Node.ELEMENT_NODE&&a.enterDocument()};Blockly.Component.prototype.getContentElement=function(){return this.element_};
+Blockly.Component.prototype.setRightToLeft=function(a){if(this.inDocument_)throw Error(Blockly.Component.Error.ALREADY_RENDERED);this.rightToLeft_=a};Blockly.Component.prototype.hasChildren=function(){return 0!=this.children_.length};Blockly.Component.prototype.getChildCount=function(){return this.children_.length};Blockly.Component.prototype.getChild=function(a){return a?this.childIndex_[a]||null:null};Blockly.Component.prototype.getChildAt=function(a){return this.children_[a]||null};
+Blockly.Component.prototype.forEachChild=function(a,b){for(var c=0;c<this.children_.length;c++)a.call(b,this.children_[c],c)};Blockly.Component.prototype.indexOfChild=function(a){return this.children_.indexOf(a)};Blockly.Css={};Blockly.Css.injected_=!1;Blockly.Css.register=function(a){if(Blockly.Css.injected_)throw Error("CSS already injected");Array.prototype.push.apply(Blockly.Css.CONTENT,a);a.length=0};
+Blockly.Css.inject=function(a,b){if(!Blockly.Css.injected_){Blockly.Css.injected_=!0;var c=Blockly.Css.CONTENT.join("\n");Blockly.Css.CONTENT.length=0;a&&(a=b.replace(/[\\/]$/,""),c=c.replace(/<<<PATH>>>/g,a),a=document.createElement("style"),a.id="blockly-common-style",c=document.createTextNode(c),a.appendChild(c),document.head.insertBefore(a,document.head.firstChild))}};Blockly.Css.setCursor=function(a){console.warn("Deprecated call to Blockly.Css.setCursor. See https://github.com/google/blockly/issues/981 for context")};
+Blockly.Css.CONTENT=[".blocklySvg {","background-color: #fff;","outline: none;","overflow: hidden;","position: absolute;","display: block;","}",".blocklyWidgetDiv {","display: none;","position: absolute;","z-index: 99999;","}",".injectionDiv {","height: 100%;","position: relative;","overflow: hidden;","touch-action: none;","}",".blocklyNonSelectable {","user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","}",".blocklyWsDragSurface {","display: none;","position: absolute;","top: 0;",
+"left: 0;","}",".blocklyWsDragSurface.blocklyOverflowVisible {","overflow: visible;","}",".blocklyBlockDragSurface {","display: none;","position: absolute;","top: 0;","left: 0;","right: 0;","bottom: 0;","overflow: visible !important;","z-index: 50;","}",".blocklyBlockCanvas.blocklyCanvasTransitioning,",".blocklyBubbleCanvas.blocklyCanvasTransitioning {","transition: transform .5s;","}",".blocklyTooltipDiv {","background-color: #ffffc7;","border: 1px solid #ddc;","box-shadow: 4px 4px 20px 1px rgba(0,0,0,.15);",
+"color: #000;","display: none;","font-family: sans-serif;","font-size: 9pt;","opacity: .9;","padding: 2px;","position: absolute;","z-index: 100000;","}",".blocklyDropDownDiv {","position: absolute;","left: 0;","top: 0;","z-index: 1000;","display: none;","border: 1px solid;","border-color: #dadce0;","background-color: #fff;","border-radius: 2px;","padding: 4px;","box-shadow: 0px 0px 3px 1px rgba(0,0,0,.3);","}",".blocklyDropDownDiv.focused {","box-shadow: 0px 0px 6px 1px rgba(0,0,0,.3);","}",".blocklyDropDownContent {",
+"max-height: 300px;","overflow: auto;","overflow-x: hidden;","}",".blocklyDropDownArrow {","position: absolute;","left: 0;","top: 0;","width: 16px;","height: 16px;","z-index: -1;","background-color: inherit;","border-color: inherit;","}",".blocklyDropDownButton {","display: inline-block;","float: left;","padding: 0;","margin: 4px;","border-radius: 4px;","outline: none;","border: 1px solid;","transition: box-shadow .1s;","cursor: pointer;","}",".blocklyArrowTop {","border-top: 1px solid;","border-left: 1px solid;",
+"border-top-left-radius: 4px;","border-color: inherit;","}",".blocklyArrowBottom {","border-bottom: 1px solid;","border-right: 1px solid;","border-bottom-right-radius: 4px;","border-color: inherit;","}",".blocklyResizeSE {","cursor: se-resize;","fill: #aaa;","}",".blocklyResizeSW {","cursor: sw-resize;","fill: #aaa;","}",".blocklyResizeLine {","stroke: #515A5A;","stroke-width: 1;","}",".blocklyHighlightedConnectionPath {","fill: none;","stroke: #fc3;","stroke-width: 4px;","}",".blocklyPathLight {",
+"fill: none;","stroke-linecap: round;","stroke-width: 1;","}",".blocklySelected>.blocklyPathLight {","display: none;","}",".blocklyDraggable {",'cursor: url("<<<PATH>>>/handopen.cur"), auto;',"cursor: grab;","cursor: -webkit-grab;","}",".blocklyDragging {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","}",".blocklyDraggable:active {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","}",".blocklyBlockDragSurface .blocklyDraggable {",
+'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","}",".blocklyDragging.blocklyDraggingDelete {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyDragging>.blocklyPath,",".blocklyDragging>.blocklyPathLight {","fill-opacity: .8;","stroke-opacity: .8;","}",".blocklyDragging>.blocklyPathDark {","display: none;","}",".blocklyDisabled>.blocklyPath {","fill-opacity: .5;","stroke-opacity: .5;","}",".blocklyDisabled>.blocklyPathLight,",".blocklyDisabled>.blocklyPathDark {",
+"display: none;","}",".blocklyInsertionMarker>.blocklyPath,",".blocklyInsertionMarker>.blocklyPathLight,",".blocklyInsertionMarker>.blocklyPathDark {","fill-opacity: .2;","stroke: none","}",".blocklyMultilineText {","font-family: monospace;","}",".blocklyNonEditableText>text {","pointer-events: none;","}",".blocklyFlyout {","position: absolute;","z-index: 20;","}",".blocklyText text {","cursor: default;","}",".blocklySvg text, .blocklyBlockDragSurface text {","user-select: none;","-ms-user-select: none;",
+"-webkit-user-select: none;","cursor: inherit;","}",".blocklyHidden {","display: none;","}",".blocklyFieldDropdown:not(.blocklyHidden) {","display: block;","}",".blocklyIconGroup {","cursor: default;","}",".blocklyIconGroup:not(:hover),",".blocklyIconGroupReadonly {","opacity: .6;","}",".blocklyIconShape {","fill: #00f;","stroke: #fff;","stroke-width: 1px;","}",".blocklyIconSymbol {","fill: #fff;","}",".blocklyMinimalBody {","margin: 0;","padding: 0;","}",".blocklyHtmlInput {","border: none;","border-radius: 4px;",
+"height: 100%;","margin: 0;","outline: none;","padding: 0;","width: 100%;","text-align: center;","display: block;","box-sizing: border-box;","}",".blocklyHtmlInput::-ms-clear {","display: none;","}",".blocklyMainBackground {","stroke-width: 1;","stroke: #c6c6c6;","}",".blocklyMutatorBackground {","fill: #fff;","stroke: #ddd;","stroke-width: 1;","}",".blocklyFlyoutBackground {","fill: #ddd;","fill-opacity: .8;","}",".blocklyMainWorkspaceScrollbar {","z-index: 20;","}",".blocklyFlyoutScrollbar {","z-index: 30;",
+"}",".blocklyScrollbarHorizontal, .blocklyScrollbarVertical {","position: absolute;","outline: none;","}",".blocklyScrollbarBackground {","opacity: 0;","}",".blocklyScrollbarHandle {","fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyScrollbarHandle:hover {","fill: #bbb;","}",".blocklyFlyout .blocklyScrollbarHandle {","fill: #bbb;","}",".blocklyFlyout .blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyFlyout .blocklyScrollbarHandle:hover {",
+"fill: #aaa;","}",".blocklyInvalidInput {","background: #faa;","}",".blocklyContextMenu {","border-radius: 4px;","max-height: 100%;","}",".blocklyDropdownMenu {","border-radius: 2px;","padding: 0 !important;","}",".blocklyWidgetDiv .blocklyDropdownMenu .goog-menuitem,",".blocklyDropDownDiv .blocklyDropdownMenu .goog-menuitem {","padding-left: 28px;","}",".blocklyWidgetDiv .blocklyDropdownMenu .goog-menuitem.goog-menuitem-rtl,",".blocklyDropDownDiv .blocklyDropdownMenu .goog-menuitem.goog-menuitem-rtl {",
+"padding-left: 5px;","padding-right: 28px;","}",".blocklyVerticalMarker {","stroke-width: 3px;","fill: rgba(255,255,255,.5);","pointer-events: none","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px;","}",".blocklyWidgetDiv .goog-menu {",
+"background: #fff;","border-color: transparent;","border-style: solid;","border-width: 1px;","cursor: default;","font: normal 13px Arial, sans-serif;","margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","max-height: 100%;","z-index: 20000;","box-shadow: 0px 0px 3px 1px rgba(0,0,0,.3);","}",".blocklyWidgetDiv .goog-menu.focused {","box-shadow: 0px 0px 6px 1px rgba(0,0,0,.3);","}",".blocklyDropDownDiv .goog-menu {","cursor: default;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',
+"outline: none;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem,",".blocklyDropDownDiv .goog-menuitem {","color: #000;","font: normal 13px Arial, sans-serif;","list-style: none;","margin: 0;","min-width: 7em;","border: none;","padding: 6px 15px;","white-space: nowrap;","cursor: pointer;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem,",".blocklyDropDownDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyDropDownDiv .goog-menu-noicon .goog-menuitem {",
+"padding-left: 12px;","}",".blocklyWidgetDiv .goog-menuitem-content,",".blocklyDropDownDiv .goog-menuitem-content {","font-family: Arial, sans-serif;","font-size: 13px;","}",".blocklyWidgetDiv .goog-menuitem-content {","color: #000;","}",".blocklyDropDownDiv .goog-menuitem-content {","color: #000;","}",".blocklyWidgetDiv .goog-menuitem-disabled,",".blocklyDropDownDiv .goog-menuitem-disabled {","cursor: inherit;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content,",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-content {",
+"color: #ccc !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon,",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: .3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight ,",".blocklyDropDownDiv .goog-menuitem-highlight {","background-color: rgba(0,0,0,.1);","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon,",".blocklyDropDownDiv .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-icon {",
+"background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon,",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-icon {","left: auto;","right: 6px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon,",
+".blocklyDropDownDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-icon {","position: static;","float: left;","margin-left: -24px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon,",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-icon {","float: right;","margin-right: -24px;","}",".blocklyComputeCanvas {",
+"position: absolute;","width: 0;","height: 0;","}",".blocklyNoPointerEvents {","pointer-events: none;","}"];Blockly.utils.math={};Blockly.utils.math.toRadians=function(a){return a*Math.PI/180};Blockly.utils.math.toDegrees=function(a){return 180*a/Math.PI};Blockly.utils.math.clamp=function(a,b,c){if(c<a){var d=c;c=a;a=d}return Math.max(a,Math.min(b,c))};Blockly.DropDownDiv=function(){};Blockly.DropDownDiv.boundsElement_=null;Blockly.DropDownDiv.owner_=null;Blockly.DropDownDiv.positionToField_=null;Blockly.DropDownDiv.ARROW_SIZE=16;Blockly.DropDownDiv.BORDER_SIZE=1;Blockly.DropDownDiv.ARROW_HORIZONTAL_PADDING=12;Blockly.DropDownDiv.PADDING_Y=16;Blockly.DropDownDiv.ANIMATION_TIME=.25;Blockly.DropDownDiv.animateOutTimer_=null;Blockly.DropDownDiv.onHide_=null;Blockly.DropDownDiv.rendererClassName_="";Blockly.DropDownDiv.themeClassName_="";
+Blockly.DropDownDiv.createDom=function(){if(!Blockly.DropDownDiv.DIV_){var a=document.createElement("div");a.className="blocklyDropDownDiv";(Blockly.parentContainer||document.body).appendChild(a);Blockly.DropDownDiv.DIV_=a;var b=document.createElement("div");b.className="blocklyDropDownContent";a.appendChild(b);Blockly.DropDownDiv.content_=b;b=document.createElement("div");b.className="blocklyDropDownArrow";a.appendChild(b);Blockly.DropDownDiv.arrow_=b;Blockly.DropDownDiv.DIV_.style.opacity=0;Blockly.DropDownDiv.DIV_.style.transition=
+"transform "+Blockly.DropDownDiv.ANIMATION_TIME+"s, opacity "+Blockly.DropDownDiv.ANIMATION_TIME+"s";a.addEventListener("focusin",function(){Blockly.utils.dom.addClass(a,"focused")});a.addEventListener("focusout",function(){Blockly.utils.dom.removeClass(a,"focused")})}};Blockly.DropDownDiv.setBoundsElement=function(a){Blockly.DropDownDiv.boundsElement_=a};Blockly.DropDownDiv.getContentDiv=function(){return Blockly.DropDownDiv.content_};
+Blockly.DropDownDiv.clearContent=function(){Blockly.DropDownDiv.content_.textContent="";Blockly.DropDownDiv.content_.style.width=""};Blockly.DropDownDiv.setColour=function(a,b){Blockly.DropDownDiv.DIV_.style.backgroundColor=a;Blockly.DropDownDiv.DIV_.style.borderColor=b};Blockly.DropDownDiv.showPositionedByBlock=function(a,b,c,d){return Blockly.DropDownDiv.showPositionedByRect_(Blockly.DropDownDiv.getScaledBboxOfBlock_(b),a,c,d)};
+Blockly.DropDownDiv.showPositionedByField=function(a,b,c){Blockly.DropDownDiv.positionToField_=!0;return Blockly.DropDownDiv.showPositionedByRect_(Blockly.DropDownDiv.getScaledBboxOfField_(a),a,b,c)};Blockly.DropDownDiv.getScaledBboxOfBlock_=function(a){var b=a.getSvgRoot(),c=b.getBBox(),d=a.workspace.scale;a=c.height*d;c=c.width*d;b=Blockly.utils.style.getPageOffset(b);return new Blockly.utils.Rect(b.y,b.y+a,b.x,b.x+c)};
+Blockly.DropDownDiv.getScaledBboxOfField_=function(a){a=a.getScaledBBox();return new Blockly.utils.Rect(a.top,a.bottom,a.left,a.right)};Blockly.DropDownDiv.showPositionedByRect_=function(a,b,c,d){var e=a.left+(a.right-a.left)/2,f=a.bottom;a=a.top;d&&(a+=d);d=b.getSourceBlock();Blockly.DropDownDiv.setBoundsElement(d.workspace.getParentSvg().parentNode);return Blockly.DropDownDiv.show(b,d.RTL,e,f,e,a,c)};
+Blockly.DropDownDiv.show=function(a,b,c,d,e,f,g){Blockly.DropDownDiv.owner_=a;Blockly.DropDownDiv.onHide_=g||null;a=Blockly.DropDownDiv.DIV_;a.style.direction=b?"rtl":"ltr";Blockly.DropDownDiv.rendererClassName_=Blockly.getMainWorkspace().getRenderer().getClassName();Blockly.DropDownDiv.themeClassName_=Blockly.getMainWorkspace().getTheme().getClassName();Blockly.utils.dom.addClass(a,Blockly.DropDownDiv.rendererClassName_);Blockly.utils.dom.addClass(a,Blockly.DropDownDiv.themeClassName_);return Blockly.DropDownDiv.positionInternal_(c,
+d,e,f)};Blockly.DropDownDiv.getBoundsInfo_=function(){var a=Blockly.utils.style.getPageOffset(Blockly.DropDownDiv.boundsElement_),b=Blockly.utils.style.getSize(Blockly.DropDownDiv.boundsElement_);return{left:a.x,right:a.x+b.width,top:a.y,bottom:a.y+b.height,width:b.width,height:b.height}};
+Blockly.DropDownDiv.getPositionMetrics_=function(a,b,c,d){var e=Blockly.DropDownDiv.getBoundsInfo_(),f=Blockly.utils.style.getSize(Blockly.DropDownDiv.DIV_);return b+f.height<e.bottom?Blockly.DropDownDiv.getPositionBelowMetrics_(a,b,e,f):d-f.height>e.top?Blockly.DropDownDiv.getPositionAboveMetrics_(c,d,e,f):b+f.height<document.documentElement.clientHeight?Blockly.DropDownDiv.getPositionBelowMetrics_(a,b,e,f):d-f.height>document.documentElement.clientTop?Blockly.DropDownDiv.getPositionAboveMetrics_(c,
+d,e,f):Blockly.DropDownDiv.getPositionTopOfPageMetrics_(a,e,f)};Blockly.DropDownDiv.getPositionBelowMetrics_=function(a,b,c,d){a=Blockly.DropDownDiv.getPositionX(a,c.left,c.right,d.width);return{initialX:a.divX,initialY:b,finalX:a.divX,finalY:b+Blockly.DropDownDiv.PADDING_Y,arrowX:a.arrowX,arrowY:-(Blockly.DropDownDiv.ARROW_SIZE/2+Blockly.DropDownDiv.BORDER_SIZE),arrowAtTop:!0,arrowVisible:!0}};
+Blockly.DropDownDiv.getPositionAboveMetrics_=function(a,b,c,d){a=Blockly.DropDownDiv.getPositionX(a,c.left,c.right,d.width);return{initialX:a.divX,initialY:b-d.height,finalX:a.divX,finalY:b-d.height-Blockly.DropDownDiv.PADDING_Y,arrowX:a.arrowX,arrowY:d.height-2*Blockly.DropDownDiv.BORDER_SIZE-Blockly.DropDownDiv.ARROW_SIZE/2,arrowAtTop:!1,arrowVisible:!0}};
+Blockly.DropDownDiv.getPositionTopOfPageMetrics_=function(a,b,c){a=Blockly.DropDownDiv.getPositionX(a,b.left,b.right,c.width);return{initialX:a.divX,initialY:0,finalX:a.divX,finalY:0,arrowVisible:!1}};Blockly.DropDownDiv.getPositionX=function(a,b,c,d){var e=a;a=Blockly.utils.math.clamp(b,a-d/2,c-d);e-=Blockly.DropDownDiv.ARROW_SIZE/2;b=Blockly.DropDownDiv.ARROW_HORIZONTAL_PADDING;d=Blockly.utils.math.clamp(b,e-a,d-b-Blockly.DropDownDiv.ARROW_SIZE);return{arrowX:d,divX:a}};
+Blockly.DropDownDiv.isVisible=function(){return!!Blockly.DropDownDiv.owner_};Blockly.DropDownDiv.hideIfOwner=function(a,b){return Blockly.DropDownDiv.owner_===a?(b?Blockly.DropDownDiv.hideWithoutAnimation():Blockly.DropDownDiv.hide(),!0):!1};
+Blockly.DropDownDiv.hide=function(){var a=Blockly.DropDownDiv.DIV_;a.style.transform="translate(0, 0)";a.style.opacity=0;Blockly.DropDownDiv.animateOutTimer_=setTimeout(function(){Blockly.DropDownDiv.hideWithoutAnimation()},1E3*Blockly.DropDownDiv.ANIMATION_TIME);Blockly.DropDownDiv.onHide_&&(Blockly.DropDownDiv.onHide_(),Blockly.DropDownDiv.onHide_=null)};
+Blockly.DropDownDiv.hideWithoutAnimation=function(){if(Blockly.DropDownDiv.isVisible()){Blockly.DropDownDiv.animateOutTimer_&&clearTimeout(Blockly.DropDownDiv.animateOutTimer_);var a=Blockly.DropDownDiv.DIV_;a.style.transform="";a.style.left="";a.style.top="";a.style.opacity=0;a.style.display="none";a.style.backgroundColor="";a.style.borderColor="";Blockly.DropDownDiv.onHide_&&(Blockly.DropDownDiv.onHide_(),Blockly.DropDownDiv.onHide_=null);Blockly.DropDownDiv.clearContent();Blockly.DropDownDiv.owner_=
+null;Blockly.DropDownDiv.rendererClassName_&&(Blockly.utils.dom.removeClass(a,Blockly.DropDownDiv.rendererClassName_),Blockly.DropDownDiv.rendererClassName_="");Blockly.DropDownDiv.themeClassName_&&(Blockly.utils.dom.removeClass(a,Blockly.DropDownDiv.themeClassName_),Blockly.DropDownDiv.themeClassName_="");Blockly.getMainWorkspace().markFocused()}};
+Blockly.DropDownDiv.positionInternal_=function(a,b,c,d){a=Blockly.DropDownDiv.getPositionMetrics_(a,b,c,d);a.arrowVisible?(Blockly.DropDownDiv.arrow_.style.display="",Blockly.DropDownDiv.arrow_.style.transform="translate("+a.arrowX+"px,"+a.arrowY+"px) rotate(45deg)",Blockly.DropDownDiv.arrow_.setAttribute("class",a.arrowAtTop?"blocklyDropDownArrow blocklyArrowTop":"blocklyDropDownArrow blocklyArrowBottom")):Blockly.DropDownDiv.arrow_.style.display="none";b=Math.floor(a.initialX);c=Math.floor(a.initialY);
+d=Math.floor(a.finalX);var e=Math.floor(a.finalY),f=Blockly.DropDownDiv.DIV_;f.style.left=b+"px";f.style.top=c+"px";f.style.display="block";f.style.opacity=1;f.style.transform="translate("+(d-b)+"px,"+(e-c)+"px)";return a.arrowAtTop};
+Blockly.DropDownDiv.repositionForWindowResize=function(){if(Blockly.DropDownDiv.owner_){var a=Blockly.DropDownDiv.owner_,b=Blockly.DropDownDiv.owner_.getSourceBlock();a=Blockly.DropDownDiv.positionToField_?Blockly.DropDownDiv.getScaledBboxOfField_(a):Blockly.DropDownDiv.getScaledBboxOfBlock_(b);b=a.left+(a.right-a.left)/2;Blockly.DropDownDiv.positionInternal_(b,a.bottom,b,a.top)}else Blockly.DropDownDiv.hide()};Blockly.Grid=function(a,b){this.gridPattern_=a;this.spacing_=b.spacing;this.length_=b.length;this.line2_=(this.line1_=a.firstChild)&&this.line1_.nextSibling;this.snapToGrid_=b.snap};Blockly.Grid.prototype.scale_=1;Blockly.Grid.prototype.dispose=function(){this.gridPattern_=null};Blockly.Grid.prototype.shouldSnap=function(){return this.snapToGrid_};Blockly.Grid.prototype.getSpacing=function(){return this.spacing_};Blockly.Grid.prototype.getPatternId=function(){return this.gridPattern_.id};
+Blockly.Grid.prototype.update=function(a){this.scale_=a;var b=this.spacing_*a||100;this.gridPattern_.setAttribute("width",b);this.gridPattern_.setAttribute("height",b);b=Math.floor(this.spacing_/2)+.5;var c=b-this.length_/2,d=b+this.length_/2;b*=a;c*=a;d*=a;this.setLineAttributes_(this.line1_,a,c,d,b,b);this.setLineAttributes_(this.line2_,a,b,b,c,d)};
+Blockly.Grid.prototype.setLineAttributes_=function(a,b,c,d,e,f){a&&(a.setAttribute("stroke-width",b),a.setAttribute("x1",c),a.setAttribute("y1",e),a.setAttribute("x2",d),a.setAttribute("y2",f))};Blockly.Grid.prototype.moveTo=function(a,b){this.gridPattern_.setAttribute("x",a);this.gridPattern_.setAttribute("y",b);(Blockly.utils.userAgent.IE||Blockly.utils.userAgent.EDGE)&&this.update(this.scale_)};
+Blockly.Grid.createDom=function(a,b,c){a=Blockly.utils.dom.createSvgElement("pattern",{id:"blocklyGridPattern"+a,patternUnits:"userSpaceOnUse"},c);0<b.length&&0<b.spacing?(Blockly.utils.dom.createSvgElement("line",{stroke:b.colour},a),1<b.length&&Blockly.utils.dom.createSvgElement("line",{stroke:b.colour},a)):Blockly.utils.dom.createSvgElement("line",{},a);return a};Blockly.Theme=function(a,b,c,d){this.name=a;this.blockStyles=b||Object.create(null);this.categoryStyles=c||Object.create(null);this.componentStyles=d||Object.create(null);this.fontStyle=Object.create(null);this.startHats=null};Blockly.Theme.prototype.getClassName=function(){return this.name+"-theme"};Blockly.Theme.prototype.setBlockStyle=function(a,b){this.blockStyles[a]=b};Blockly.Theme.prototype.setCategoryStyle=function(a,b){this.categoryStyles[a]=b};
+Blockly.Theme.prototype.getComponentStyle=function(a){return(a=this.componentStyles[a])&&"string"==typeof propertyValue&&this.getComponentStyle(a)?this.getComponentStyle(a):a?String(a):null};Blockly.Theme.prototype.setComponentStyle=function(a,b){this.componentStyles[a]=b};Blockly.Theme.prototype.setFontStyle=function(a){this.fontStyle=a};Blockly.Theme.prototype.setStartHats=function(a){this.startHats=a};
+Blockly.Theme.defineTheme=function(a,b){var c=new Blockly.Theme(a),d=b.base;d&&d instanceof Blockly.Theme&&(Blockly.utils.object.deepMerge(c,d),c.name=a);Blockly.utils.object.deepMerge(c.blockStyles,b.blockStyles);Blockly.utils.object.deepMerge(c.categoryStyles,b.categoryStyles);Blockly.utils.object.deepMerge(c.componentStyles,b.componentStyles);Blockly.utils.object.deepMerge(c.fontStyle,b.fontStyle);null!=b.startHats&&(c.startHats=b.startHats);return c};Blockly.Themes={};Blockly.Themes.Classic={};Blockly.Themes.Classic.defaultBlockStyles={colour_blocks:{colourPrimary:"20"},list_blocks:{colourPrimary:"260"},logic_blocks:{colourPrimary:"210"},loop_blocks:{colourPrimary:"120"},math_blocks:{colourPrimary:"230"},procedure_blocks:{colourPrimary:"290"},text_blocks:{colourPrimary:"160"},variable_blocks:{colourPrimary:"330"},variable_dynamic_blocks:{colourPrimary:"310"},hat_blocks:{colourPrimary:"330",hat:"cap"}};
+Blockly.Themes.Classic.categoryStyles={colour_category:{colour:"20"},list_category:{colour:"260"},logic_category:{colour:"210"},loop_category:{colour:"120"},math_category:{colour:"230"},procedure_category:{colour:"290"},text_category:{colour:"160"},variable_category:{colour:"330"},variable_dynamic_category:{colour:"310"}};Blockly.Themes.Classic=new Blockly.Theme("classic",Blockly.Themes.Classic.defaultBlockStyles,Blockly.Themes.Classic.categoryStyles);Blockly.utils.KeyCodes={WIN_KEY_FF_LINUX:0,MAC_ENTER:3,BACKSPACE:8,TAB:9,NUM_CENTER:12,ENTER:13,SHIFT:16,CTRL:17,ALT:18,PAUSE:19,CAPS_LOCK:20,ESC:27,SPACE:32,PAGE_UP:33,PAGE_DOWN:34,END:35,HOME:36,LEFT:37,UP:38,RIGHT:39,DOWN:40,PLUS_SIGN:43,PRINT_SCREEN:44,INSERT:45,DELETE:46,ZERO:48,ONE:49,TWO:50,THREE:51,FOUR:52,FIVE:53,SIX:54,SEVEN:55,EIGHT:56,NINE:57,FF_SEMICOLON:59,FF_EQUALS:61,FF_DASH:173,FF_HASH:163,QUESTION_MARK:63,AT_SIGN:64,A:65,B:66,C:67,D:68,E:69,F:70,G:71,H:72,I:73,J:74,K:75,L:76,M:77,
+N:78,O:79,P:80,Q:81,R:82,S:83,T:84,U:85,V:86,W:87,X:88,Y:89,Z:90,META:91,WIN_KEY_RIGHT:92,CONTEXT_MENU:93,NUM_ZERO:96,NUM_ONE:97,NUM_TWO:98,NUM_THREE:99,NUM_FOUR:100,NUM_FIVE:101,NUM_SIX:102,NUM_SEVEN:103,NUM_EIGHT:104,NUM_NINE:105,NUM_MULTIPLY:106,NUM_PLUS:107,NUM_MINUS:109,NUM_PERIOD:110,NUM_DIVISION:111,F1:112,F2:113,F3:114,F4:115,F5:116,F6:117,F7:118,F8:119,F9:120,F10:121,F11:122,F12:123,NUMLOCK:144,SCROLL_LOCK:145,FIRST_MEDIA_KEY:166,LAST_MEDIA_KEY:183,SEMICOLON:186,DASH:189,EQUALS:187,COMMA:188,
+PERIOD:190,SLASH:191,APOSTROPHE:192,TILDE:192,SINGLE_QUOTE:222,OPEN_SQUARE_BRACKET:219,BACKSLASH:220,CLOSE_SQUARE_BRACKET:221,WIN_KEY:224,MAC_FF_META:224,MAC_WK_CMD_LEFT:91,MAC_WK_CMD_RIGHT:93,WIN_IME:229,VK_NONAME:252,PHANTOM:255};Blockly.user={};Blockly.user.keyMap={};Blockly.user.keyMap.map_={};Blockly.user.keyMap.modifierKeys={SHIFT:"Shift",CONTROL:"Control",ALT:"Alt",META:"Meta"};Blockly.user.keyMap.setActionForKey=function(a,b){var c=Blockly.user.keyMap.getKeyByAction(b);c&&delete Blockly.user.keyMap.map_[c];Blockly.user.keyMap.map_[a]=b};Blockly.user.keyMap.setKeyMap=function(a){Blockly.user.keyMap.map_=a};Blockly.user.keyMap.getKeyMap=function(){var a={};Blockly.utils.object.mixin(a,Blockly.user.keyMap.map_);return a};
+Blockly.user.keyMap.getActionByKeyCode=function(a){return Blockly.user.keyMap.map_[a]};Blockly.user.keyMap.getKeyByAction=function(a){for(var b=Object.keys(Blockly.user.keyMap.map_),c=0,d;d=b[c];c++)if(Blockly.user.keyMap.map_[d].name===a.name)return d;return null};Blockly.user.keyMap.serializeKeyEvent=function(a){for(var b=Blockly.utils.object.values(Blockly.user.keyMap.modifierKeys),c="",d=0,e;e=b[d];d++)a.getModifierState(e)&&(c+=e);return c+=a.keyCode};
+Blockly.user.keyMap.checkModifiers_=function(a,b){for(var c=0,d;d=a[c];c++)if(0>b.indexOf(d))throw Error(d+" is not a valid modifier key.");};Blockly.user.keyMap.createSerializedKey=function(a,b){var c="",d=Blockly.utils.object.values(Blockly.user.keyMap.modifierKeys);Blockly.user.keyMap.checkModifiers_(b,d);for(var e=0,f;f=d[e];e++)-1<b.indexOf(f)&&(c+=f);return c+a};
+Blockly.user.keyMap.createDefaultKeyMap=function(){var a={},b=Blockly.user.keyMap.createSerializedKey(Blockly.utils.KeyCodes.K,[Blockly.user.keyMap.modifierKeys.CONTROL,Blockly.user.keyMap.modifierKeys.SHIFT]),c=Blockly.user.keyMap.createSerializedKey(Blockly.utils.KeyCodes.W,[Blockly.user.keyMap.modifierKeys.SHIFT]),d=Blockly.user.keyMap.createSerializedKey(Blockly.utils.KeyCodes.A,[Blockly.user.keyMap.modifierKeys.SHIFT]),e=Blockly.user.keyMap.createSerializedKey(Blockly.utils.KeyCodes.S,[Blockly.user.keyMap.modifierKeys.SHIFT]),
+f=Blockly.user.keyMap.createSerializedKey(Blockly.utils.KeyCodes.D,[Blockly.user.keyMap.modifierKeys.SHIFT]);a[Blockly.utils.KeyCodes.W]=Blockly.navigation.ACTION_PREVIOUS;a[Blockly.utils.KeyCodes.A]=Blockly.navigation.ACTION_OUT;a[Blockly.utils.KeyCodes.S]=Blockly.navigation.ACTION_NEXT;a[Blockly.utils.KeyCodes.D]=Blockly.navigation.ACTION_IN;a[Blockly.utils.KeyCodes.I]=Blockly.navigation.ACTION_INSERT;a[Blockly.utils.KeyCodes.ENTER]=Blockly.navigation.ACTION_MARK;a[Blockly.utils.KeyCodes.X]=Blockly.navigation.ACTION_DISCONNECT;
+a[Blockly.utils.KeyCodes.T]=Blockly.navigation.ACTION_TOOLBOX;a[Blockly.utils.KeyCodes.E]=Blockly.navigation.ACTION_EXIT;a[Blockly.utils.KeyCodes.ESC]=Blockly.navigation.ACTION_EXIT;a[b]=Blockly.navigation.ACTION_TOGGLE_KEYBOARD_NAV;a[c]=Blockly.navigation.ACTION_MOVE_WS_CURSOR_UP;a[d]=Blockly.navigation.ACTION_MOVE_WS_CURSOR_LEFT;a[e]=Blockly.navigation.ACTION_MOVE_WS_CURSOR_DOWN;a[f]=Blockly.navigation.ACTION_MOVE_WS_CURSOR_RIGHT;return a};Blockly.utils.xml={};Blockly.utils.xml.NAME_SPACE="https://developers.google.com/blockly/xml";Blockly.utils.xml.document=function(){return document};Blockly.utils.xml.createElement=function(a){return Blockly.utils.xml.document().createElementNS(Blockly.utils.xml.NAME_SPACE,a)};Blockly.utils.xml.createTextNode=function(a){return Blockly.utils.xml.document().createTextNode(a)};Blockly.utils.xml.textToDomDocument=function(a){return(new DOMParser).parseFromString(a,"text/xml")};
+Blockly.utils.xml.domToText=function(a){return(new XMLSerializer).serializeToString(a)};Blockly.Events.BlockBase=function(a){Blockly.Events.BlockBase.superClass_.constructor.call(this);this.blockId=a.id;this.workspaceId=a.workspace.id};Blockly.utils.object.inherits(Blockly.Events.BlockBase,Blockly.Events.Abstract);Blockly.Events.BlockBase.prototype.toJson=function(){var a=Blockly.Events.BlockBase.superClass_.toJson.call(this);a.blockId=this.blockId;return a};
+Blockly.Events.BlockBase.prototype.fromJson=function(a){Blockly.Events.BlockBase.superClass_.fromJson.call(this,a);this.blockId=a.blockId};Blockly.Events.Change=function(a,b,c,d,e){a&&(Blockly.Events.Change.superClass_.constructor.call(this,a),this.element=b,this.name=c,this.oldValue=d,this.newValue=e)};Blockly.utils.object.inherits(Blockly.Events.Change,Blockly.Events.BlockBase);Blockly.Events.BlockChange=Blockly.Events.Change;Blockly.Events.Change.prototype.type=Blockly.Events.CHANGE;
+Blockly.Events.Change.prototype.toJson=function(){var a=Blockly.Events.Change.superClass_.toJson.call(this);a.element=this.element;this.name&&(a.name=this.name);a.newValue=this.newValue;return a};Blockly.Events.Change.prototype.fromJson=function(a){Blockly.Events.Change.superClass_.fromJson.call(this,a);this.element=a.element;this.name=a.name;this.newValue=a.newValue};Blockly.Events.Change.prototype.isNull=function(){return this.oldValue==this.newValue};
+Blockly.Events.Change.prototype.run=function(a){var b=this.getEventWorkspace_().getBlockById(this.blockId);if(b)switch(b.mutator&&b.mutator.setVisible(!1),a=a?this.newValue:this.oldValue,this.element){case "field":(b=b.getField(this.name))?b.setValue(a):console.warn("Can't set non-existent field: "+this.name);break;case "comment":b.setCommentText(a||null);break;case "collapsed":b.setCollapsed(!!a);break;case "disabled":b.setEnabled(!a);break;case "inline":b.setInputsInline(!!a);break;case "mutation":var c=
+"";b.mutationToDom&&(c=(c=b.mutationToDom())&&Blockly.Xml.domToText(c));if(b.domToMutation){var d=Blockly.Xml.textToDom(a||"<mutation/>");b.domToMutation(d)}Blockly.Events.fire(new Blockly.Events.Change(b,"mutation",null,c,a));break;default:console.warn("Unknown change type: "+this.element)}else console.warn("Can't change non-existent block: "+this.blockId)};
+Blockly.Events.Create=function(a){a&&(Blockly.Events.Create.superClass_.constructor.call(this,a),this.xml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a),this.ids=Blockly.Events.getDescendantIds(a))};Blockly.utils.object.inherits(Blockly.Events.Create,Blockly.Events.BlockBase);Blockly.Events.BlockCreate=Blockly.Events.Create;Blockly.Events.Create.prototype.type=Blockly.Events.CREATE;
+Blockly.Events.Create.prototype.toJson=function(){var a=Blockly.Events.Create.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);a.ids=this.ids;return a};Blockly.Events.Create.prototype.fromJson=function(a){Blockly.Events.Create.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom(a.xml);this.ids=a.ids};
+Blockly.Events.Create.prototype.run=function(a){var b=this.getEventWorkspace_();if(a)a=Blockly.utils.xml.createElement("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b);else{a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1):c==this.blockId&&console.warn("Can't uncreate non-existent block: "+c)}}};
+Blockly.Events.Delete=function(a){if(a){if(a.getParent())throw Error("Connected blocks cannot be deleted.");Blockly.Events.Delete.superClass_.constructor.call(this,a);this.oldXml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a);this.ids=Blockly.Events.getDescendantIds(a)}};Blockly.utils.object.inherits(Blockly.Events.Delete,Blockly.Events.BlockBase);Blockly.Events.BlockDelete=Blockly.Events.Delete;Blockly.Events.Delete.prototype.type=Blockly.Events.DELETE;
+Blockly.Events.Delete.prototype.toJson=function(){var a=Blockly.Events.Delete.superClass_.toJson.call(this);a.ids=this.ids;return a};Blockly.Events.Delete.prototype.fromJson=function(a){Blockly.Events.Delete.superClass_.fromJson.call(this,a);this.ids=a.ids};
+Blockly.Events.Delete.prototype.run=function(a){var b=this.getEventWorkspace_();if(a){a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1):c==this.blockId&&console.warn("Can't delete non-existent block: "+c)}}else a=Blockly.utils.xml.createElement("xml"),a.appendChild(this.oldXml),Blockly.Xml.domToWorkspace(a,b)};
+Blockly.Events.Move=function(a){a&&(Blockly.Events.Move.superClass_.constructor.call(this,a),a=this.currentLocation_(),this.oldParentId=a.parentId,this.oldInputName=a.inputName,this.oldCoordinate=a.coordinate)};Blockly.utils.object.inherits(Blockly.Events.Move,Blockly.Events.BlockBase);Blockly.Events.BlockMove=Blockly.Events.Move;Blockly.Events.Move.prototype.type=Blockly.Events.MOVE;
+Blockly.Events.Move.prototype.toJson=function(){var a=Blockly.Events.Move.superClass_.toJson.call(this);this.newParentId&&(a.newParentId=this.newParentId);this.newInputName&&(a.newInputName=this.newInputName);this.newCoordinate&&(a.newCoordinate=Math.round(this.newCoordinate.x)+","+Math.round(this.newCoordinate.y));return a};
+Blockly.Events.Move.prototype.fromJson=function(a){Blockly.Events.Move.superClass_.fromJson.call(this,a);this.newParentId=a.newParentId;this.newInputName=a.newInputName;a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate=new Blockly.utils.Coordinate(Number(a[0]),Number(a[1])))};Blockly.Events.Move.prototype.recordNew=function(){var a=this.currentLocation_();this.newParentId=a.parentId;this.newInputName=a.inputName;this.newCoordinate=a.coordinate};
+Blockly.Events.Move.prototype.currentLocation_=function(){var a=this.getEventWorkspace_().getBlockById(this.blockId),b={},c=a.getParent();if(c){if(b.parentId=c.id,a=c.getInputWithBlock(a))b.inputName=a.name}else b.coordinate=a.getRelativeToSurfaceXY();return b};Blockly.Events.Move.prototype.isNull=function(){return this.oldParentId==this.newParentId&&this.oldInputName==this.newInputName&&Blockly.utils.Coordinate.equals(this.oldCoordinate,this.newCoordinate)};
+Blockly.Events.Move.prototype.run=function(a){var b=this.getEventWorkspace_(),c=b.getBlockById(this.blockId);if(c){var d=a?this.newParentId:this.oldParentId,e=a?this.newInputName:this.oldInputName;a=a?this.newCoordinate:this.oldCoordinate;var f=null;if(d&&(f=b.getBlockById(d),!f)){console.warn("Can't connect to non-existent block: "+d);return}c.getParent()&&c.unplug();if(a)e=c.getRelativeToSurfaceXY(),c.moveBy(a.x-e.x,a.y-e.y);else{c=c.outputConnection||c.previousConnection;if(e){if(b=f.getInput(e))var g=
+b.connection}else c.type==Blockly.PREVIOUS_STATEMENT&&(g=f.nextConnection);g?c.connect(g):console.warn("Can't connect to non-existent input: "+e)}}else console.warn("Can't move non-existent block: "+this.blockId)};Blockly.Events.FinishedLoading=function(a){this.workspaceId=a.id;this.group=Blockly.Events.getGroup();this.recordUndo=!1};Blockly.utils.object.inherits(Blockly.Events.FinishedLoading,Blockly.Events.Ui);Blockly.Events.FinishedLoading.prototype.type=Blockly.Events.FINISHED_LOADING;Blockly.Events.FinishedLoading.prototype.toJson=function(){var a={type:this.type};this.group&&(a.group=this.group);this.workspaceId&&(a.workspaceId=this.workspaceId);return a};
+Blockly.Events.FinishedLoading.prototype.fromJson=function(a){this.workspaceId=a.workspaceId;this.group=a.group};Blockly.Events.VarBase=function(a){Blockly.Events.VarBase.superClass_.constructor.call(this);this.varId=a.getId();this.workspaceId=a.workspace.id};Blockly.utils.object.inherits(Blockly.Events.VarBase,Blockly.Events.Abstract);Blockly.Events.VarBase.prototype.toJson=function(){var a=Blockly.Events.VarBase.superClass_.toJson.call(this);a.varId=this.varId;return a};Blockly.Events.VarBase.prototype.fromJson=function(a){Blockly.Events.VarBase.superClass_.toJson.call(this);this.varId=a.varId};
+Blockly.Events.VarCreate=function(a){a&&(Blockly.Events.VarCreate.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};Blockly.utils.object.inherits(Blockly.Events.VarCreate,Blockly.Events.VarBase);Blockly.Events.VarCreate.prototype.type=Blockly.Events.VAR_CREATE;Blockly.Events.VarCreate.prototype.toJson=function(){var a=Blockly.Events.VarCreate.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};
+Blockly.Events.VarCreate.prototype.fromJson=function(a){Blockly.Events.VarCreate.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};Blockly.Events.VarCreate.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.createVariable(this.varName,this.varType,this.varId):b.deleteVariableById(this.varId)};Blockly.Events.VarDelete=function(a){a&&(Blockly.Events.VarDelete.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};
+Blockly.utils.object.inherits(Blockly.Events.VarDelete,Blockly.Events.VarBase);Blockly.Events.VarDelete.prototype.type=Blockly.Events.VAR_DELETE;Blockly.Events.VarDelete.prototype.toJson=function(){var a=Blockly.Events.VarDelete.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarDelete.prototype.fromJson=function(a){Blockly.Events.VarDelete.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};
+Blockly.Events.VarDelete.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.deleteVariableById(this.varId):b.createVariable(this.varName,this.varType,this.varId)};Blockly.Events.VarRename=function(a,b){a&&(Blockly.Events.VarRename.superClass_.constructor.call(this,a),this.oldName=a.name,this.newName=b)};Blockly.utils.object.inherits(Blockly.Events.VarRename,Blockly.Events.VarBase);Blockly.Events.VarRename.prototype.type=Blockly.Events.VAR_RENAME;
+Blockly.Events.VarRename.prototype.toJson=function(){var a=Blockly.Events.VarRename.superClass_.toJson.call(this);a.oldName=this.oldName;a.newName=this.newName;return a};Blockly.Events.VarRename.prototype.fromJson=function(a){Blockly.Events.VarRename.superClass_.fromJson.call(this,a);this.oldName=a.oldName;this.newName=a.newName};Blockly.Events.VarRename.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.renameVariableById(this.varId,this.newName):b.renameVariableById(this.varId,this.oldName)};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a,b){var c=Blockly.utils.xml.createElement("xml"),d=Blockly.Xml.variablesToDom(Blockly.Variables.allUsedVarModels(a));d.hasChildNodes()&&c.appendChild(d);var e=a.getTopComments(!0);d=0;for(var f;f=e[d];d++)c.appendChild(f.toXmlWithXY(b));a=a.getTopBlocks(!0);for(d=0;e=a[d];d++)c.appendChild(Blockly.Xml.blockToDomWithXY(e,b));return c};
+Blockly.Xml.variablesToDom=function(a){for(var b=Blockly.utils.xml.createElement("variables"),c=0,d;d=a[c];c++){var e=Blockly.utils.xml.createElement("variable");e.appendChild(Blockly.utils.xml.createTextNode(d.name));d.type&&e.setAttribute("type",d.type);e.id=d.getId();b.appendChild(e)}return b};
+Blockly.Xml.blockToDomWithXY=function(a,b){var c;a.workspace.RTL&&(c=a.workspace.getWidth());b=Blockly.Xml.blockToDom(a,b);var d=a.getRelativeToSurfaceXY();b.setAttribute("x",Math.round(a.workspace.RTL?c-d.x:d.x));b.setAttribute("y",Math.round(d.y));return b};Blockly.Xml.fieldToDom_=function(a){if(a.isSerializable()){var b=Blockly.utils.xml.createElement("field");b.setAttribute("name",a.name||"");return a.toXml(b)}return null};
+Blockly.Xml.allFieldsToDom_=function(a,b){for(var c=0,d;d=a.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)(f=Blockly.Xml.fieldToDom_(f))&&b.appendChild(f)};
+Blockly.Xml.blockToDom=function(a,b){var c=Blockly.utils.xml.createElement(a.isShadow()?"shadow":"block");c.setAttribute("type",a.type);b||c.setAttribute("id",a.id);if(a.mutationToDom){var d=a.mutationToDom();d&&(d.hasChildNodes()||d.hasAttributes())&&c.appendChild(d)}Blockly.Xml.allFieldsToDom_(a,c);if(d=a.getCommentText()){var e=a.commentModel.size,f=a.commentModel.pinned,g=Blockly.utils.xml.createElement("comment");g.appendChild(Blockly.utils.xml.createTextNode(d));g.setAttribute("pinned",f);g.setAttribute("h",
+e.height);g.setAttribute("w",e.width);c.appendChild(g)}a.data&&(d=Blockly.utils.xml.createElement("data"),d.appendChild(Blockly.utils.xml.createTextNode(a.data)),c.appendChild(d));for(e=0;f=a.inputList[e];e++){var h;g=!0;if(f.type!=Blockly.DUMMY_INPUT){var k=f.connection.targetBlock();f.type==Blockly.INPUT_VALUE?h=Blockly.utils.xml.createElement("value"):f.type==Blockly.NEXT_STATEMENT&&(h=Blockly.utils.xml.createElement("statement"));d=f.connection.getShadowDom();!d||k&&k.isShadow()||h.appendChild(Blockly.Xml.cloneShadow_(d,
+b));k&&(h.appendChild(Blockly.Xml.blockToDom(k,b)),g=!1);h.setAttribute("name",f.name);g||c.appendChild(h)}}void 0!=a.inputsInline&&a.inputsInline!=a.inputsInlineDefault&&c.setAttribute("inline",a.inputsInline);a.isCollapsed()&&c.setAttribute("collapsed",!0);a.isEnabled()||c.setAttribute("disabled",!0);a.isDeletable()||a.isShadow()||c.setAttribute("deletable",!1);a.isMovable()||a.isShadow()||c.setAttribute("movable",!1);a.isEditable()||c.setAttribute("editable",!1);if(e=a.getNextBlock())h=Blockly.utils.xml.createElement("next"),
+h.appendChild(Blockly.Xml.blockToDom(e,b)),c.appendChild(h);d=a.nextConnection&&a.nextConnection.getShadowDom();!d||e&&e.isShadow()||h.appendChild(Blockly.Xml.cloneShadow_(d,b));return c};
+Blockly.Xml.cloneShadow_=function(a,b){for(var c=a=a.cloneNode(!0),d;c;)if(b&&"shadow"==c.nodeName&&c.removeAttribute("id"),c.firstChild)c=c.firstChild;else{for(;c&&!c.nextSibling;)d=c,c=c.parentNode,d.nodeType==Blockly.utils.dom.Node.TEXT_NODE&&""==d.data.trim()&&c.firstChild!=d&&Blockly.utils.dom.removeNode(d);c&&(d=c,c=c.nextSibling,d.nodeType==Blockly.utils.dom.Node.TEXT_NODE&&""==d.data.trim()&&Blockly.utils.dom.removeNode(d))}return a};
+Blockly.Xml.domToText=function(a){a=Blockly.utils.xml.domToText(a);var b=/(<[^/](?:[^>]*[^/])?>[^<]*)\n([^<]*<\/)/;do{var c=a;a=a.replace(b,"$1&#10;$2")}while(a!=c);return a.replace(/<(\w+)([^<]*)\/>/g,"<$1$2></$1>")};
+Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+="  ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");return a.replace(/^\n/,"")};
+Blockly.Xml.textToDom=function(a){var b=Blockly.utils.xml.textToDomDocument(a);if(!b||!b.documentElement||b.getElementsByTagName("parsererror").length)throw Error("textToDom was unable to parse: "+a);return b.documentElement};Blockly.Xml.clearWorkspaceAndLoadFromXml=function(a,b){b.setResizesEnabled(!1);b.clear();a=Blockly.Xml.domToWorkspace(a,b);b.setResizesEnabled(!0);return a};
+Blockly.Xml.domToWorkspace=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToWorkspace, swap the arguments.")}var d;b.RTL&&(d=b.getWidth());c=[];Blockly.utils.dom.startTextWidthCache();var e=Blockly.Events.getGroup();e||Blockly.Events.setGroup(!0);b.setResizesEnabled&&b.setResizesEnabled(!1);var f=!0;try{for(var g=0,h;h=a.childNodes[g];g++){var k=h.nodeName.toLowerCase(),l=h;if("block"==k||"shadow"==k&&!Blockly.Events.recordUndo){var m=
+Blockly.Xml.domToBlock(l,b);c.push(m.id);var n=l.hasAttribute("x")?parseInt(l.getAttribute("x"),10):10,p=l.hasAttribute("y")?parseInt(l.getAttribute("y"),10):10;isNaN(n)||isNaN(p)||m.moveBy(b.RTL?d-n:n,p);f=!1}else{if("shadow"==k)throw TypeError("Shadow block cannot be a top-level block.");if("comment"==k)b.rendered?Blockly.WorkspaceCommentSvg?Blockly.WorkspaceCommentSvg.fromXml(l,b,d):console.warn("Missing require for Blockly.WorkspaceCommentSvg, ignoring workspace comment."):Blockly.WorkspaceComment?
+Blockly.WorkspaceComment.fromXml(l,b):console.warn("Missing require for Blockly.WorkspaceComment, ignoring workspace comment.");else if("variables"==k){if(f)Blockly.Xml.domToVariables(l,b);else throw Error("'variables' tag must exist once before block and shadow tag elements in the workspace XML, but it was found in another location.");f=!1}}}}finally{e||Blockly.Events.setGroup(!1),Blockly.utils.dom.stopTextWidthCache()}b.setResizesEnabled&&b.setResizesEnabled(!0);Blockly.Events.fire(new Blockly.Events.FinishedLoading(b));
+return c};Blockly.Xml.appendDomToWorkspace=function(a,b){var c;b.hasOwnProperty("scale")&&(c=b.getBlocksBoundingBox());a=Blockly.Xml.domToWorkspace(a,b);if(c&&c.top!=c.bottom){var d=c.bottom;var e=b.RTL?c.right:c.left;var f=Infinity,g=-Infinity,h=Infinity;for(c=0;c<a.length;c++){var k=b.getBlockById(a[c]).getRelativeToSurfaceXY();k.y<h&&(h=k.y);k.x<f&&(f=k.x);k.x>g&&(g=k.x)}d=d-h+10;e=b.RTL?e-g:e-f;for(c=0;c<a.length;c++)b.getBlockById(a[c]).moveBy(e,d)}return a};
+Blockly.Xml.domToBlock=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToBlock, swap the arguments.")}Blockly.Events.disable();c=b.getAllVariables();try{var d=Blockly.Xml.domToBlockHeadless_(a,b),e=d.getDescendants(!1);if(b.rendered){d.setConnectionTracking(!1);for(var f=e.length-1;0<=f;f--)e[f].initSvg();for(f=e.length-1;0<=f;f--)e[f].render(!1);setTimeout(function(){d.disposed||d.setConnectionTracking(!0)},1);d.updateDisabled();b.resizeContents()}else for(f=
+e.length-1;0<=f;f--)e[f].initModel()}finally{Blockly.Events.enable()}if(Blockly.Events.isEnabled()){a=Blockly.Variables.getAddedVariables(b,c);for(f=0;f<a.length;f++)Blockly.Events.fire(new Blockly.Events.VarCreate(a[f]));Blockly.Events.fire(new Blockly.Events.BlockCreate(d))}return d};
+Blockly.Xml.domToVariables=function(a,b){for(var c=0,d;d=a.childNodes[c];c++)if(d.nodeType==Blockly.utils.dom.Node.ELEMENT_NODE){var e=d.getAttribute("type"),f=d.getAttribute("id");b.createVariable(d.textContent,e,f)}};
+Blockly.Xml.domToBlockHeadless_=function(a,b){var c=null,d=a.getAttribute("type");if(!d)throw TypeError("Block type unspecified: "+a.outerHTML);var e=a.getAttribute("id");c=b.newBlock(d,e);var f=null;e=0;for(var g;g=a.childNodes[e];e++)if(g.nodeType!=Blockly.utils.dom.Node.TEXT_NODE){var h=f=null;var k=0;for(var l;l=g.childNodes[k];k++)l.nodeType==Blockly.utils.dom.Node.ELEMENT_NODE&&("block"==l.nodeName.toLowerCase()?f=l:"shadow"==l.nodeName.toLowerCase()&&(h=l));!f&&h&&(f=h);l=g.getAttribute("name");
+k=g;switch(g.nodeName.toLowerCase()){case "mutation":c.domToMutation&&(c.domToMutation(k),c.initSvg&&c.initSvg());break;case "comment":if(!Blockly.Comment){console.warn("Missing require for Blockly.Comment, ignoring block comment.");break}f=k.textContent;h="true"==k.getAttribute("pinned");g=parseInt(k.getAttribute("w"),10);k=parseInt(k.getAttribute("h"),10);c.setCommentText(f);c.commentModel.pinned=h;isNaN(g)||isNaN(k)||(c.commentModel.size=new Blockly.utils.Size(g,k));h&&c.getCommentIcon&&!c.isInFlyout&&
+setTimeout(function(){c.getCommentIcon().setVisible(!0)},1);break;case "data":c.data=g.textContent;break;case "title":case "field":Blockly.Xml.domToField_(c,l,k);break;case "value":case "statement":k=c.getInput(l);if(!k){console.warn("Ignoring non-existent input "+l+" in block "+d);break}h&&k.connection.setShadowDom(h);if(f)if(f=Blockly.Xml.domToBlockHeadless_(f,b),f.outputConnection)k.connection.connect(f.outputConnection);else if(f.previousConnection)k.connection.connect(f.previousConnection);else throw TypeError("Child block does not have output or previous statement.");
+break;case "next":h&&c.nextConnection&&c.nextConnection.setShadowDom(h);if(f){if(!c.nextConnection)throw TypeError("Next statement does not exist.");if(c.nextConnection.isConnected())throw TypeError("Next statement is already connected.");f=Blockly.Xml.domToBlockHeadless_(f,b);if(!f.previousConnection)throw TypeError("Next block does not have previous statement.");c.nextConnection.connect(f.previousConnection)}break;default:console.warn("Ignoring unknown tag: "+g.nodeName)}}(e=a.getAttribute("inline"))&&
+c.setInputsInline("true"==e);(e=a.getAttribute("disabled"))&&c.setEnabled("true"!=e&&"disabled"!=e);(e=a.getAttribute("deletable"))&&c.setDeletable("true"==e);(e=a.getAttribute("movable"))&&c.setMovable("true"==e);(e=a.getAttribute("editable"))&&c.setEditable("true"==e);(e=a.getAttribute("collapsed"))&&c.setCollapsed("true"==e);if("shadow"==a.nodeName.toLowerCase()){a=c.getChildren(!1);for(e=0;b=a[e];e++)if(!b.isShadow())throw TypeError("Shadow block not allowed non-shadow child.");if(c.getVarModels().length)throw TypeError("Shadow blocks cannot have variable references.");
+c.setShadow(!0)}return c};Blockly.Xml.domToField_=function(a,b,c){var d=a.getField(b);d?d.fromXml(c):console.warn("Ignoring non-existent field "+b+" in block "+a.type)};Blockly.Xml.deleteNext=function(a){for(var b=0,c;c=a.childNodes[b];b++)if("next"==c.nodeName.toLowerCase()){a.removeChild(c);break}};Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else{c=Blockly.Options.parseToolboxTree(a.toolbox||null);d=!(!c||!c.getElementsByTagName("category").length);e=a.trashcan;void 0===e&&(e=d);var l=a.maxTrashcanContents;e?void 0===l&&(l=32):l=0;f=a.collapse;void 0===f&&(f=d);g=a.comments;void 0===g&&(g=d);h=a.disable;void 0===h&&(h=d);k=a.sounds;void 0===k&&(k=!0)}var m=!!a.rtl,n=a.horizontalLayout;void 0===n&&(n=!1);var p=a.toolboxPosition;p="end"!==p;p=n?
+p?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:p==m?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;var q=a.css;void 0===q&&(q=!0);var r="https://blockly-demo.appspot.com/static/media/";a.media?r=a.media:a.path&&(r=a.path+"media/");var t=void 0===a.oneBasedIndex?!0:!!a.oneBasedIndex,u=a.keyMap||Blockly.user.keyMap.createDefaultKeyMap(),v=a.renderer||"geras";this.RTL=m;this.oneBasedIndex=t;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.maxInstances=
+a.maxInstances;this.pathToMedia=r;this.hasCategories=d;this.moveOptions=Blockly.Options.parseMoveOptions(a,d);this.hasScrollbars=this.moveOptions.scrollbars;this.hasTrashcan=e;this.maxTrashcanContents=l;this.hasSounds=k;this.hasCss=q;this.horizontalLayout=n;this.languageTree=c;this.gridOptions=Blockly.Options.parseGridOptions_(a);this.zoomOptions=Blockly.Options.parseZoomOptions_(a);this.toolboxPosition=p;this.theme=Blockly.Options.parseThemeOptions_(a);this.keyMap=u;this.renderer=v;this.rendererOverrides=
+a.rendererOverrides;this.gridPattern=void 0;this.parentWorkspace=a.parentWorkspace};Blockly.BlocklyOptions=function(){};Blockly.Options.parseMoveOptions=function(a,b){var c=a.move||{},d={};d.scrollbars=void 0===c.scrollbars&&void 0===a.scrollbars?b:!!c.scrollbars||!!a.scrollbars;d.wheel=d.scrollbars&&void 0!==c.wheel?!!c.wheel:!1;d.drag=d.scrollbars?void 0===c.drag?!0:!!c.drag:!1;return d};
+Blockly.Options.parseZoomOptions_=function(a){a=a.zoom||{};var b={};b.controls=void 0===a.controls?!1:!!a.controls;b.wheel=void 0===a.wheel?!1:!!a.wheel;b.startScale=void 0===a.startScale?1:Number(a.startScale);b.maxScale=void 0===a.maxScale?3:Number(a.maxScale);b.minScale=void 0===a.minScale?.3:Number(a.minScale);b.scaleSpeed=void 0===a.scaleSpeed?1.2:Number(a.scaleSpeed);b.pinch=void 0===a.pinch?b.wheel||b.controls:!!a.pinch;return b};
+Blockly.Options.parseGridOptions_=function(a){a=a.grid||{};var b={};b.spacing=Number(a.spacing)||0;b.colour=a.colour||"#888";b.length=void 0===a.length?1:Number(a.length);b.snap=0<b.spacing&&!!a.snap;return b};Blockly.Options.parseThemeOptions_=function(a){a=a.theme||Blockly.Themes.Classic;return a instanceof Blockly.Theme?a:Blockly.Theme.defineTheme("builtin",a)};
+Blockly.Options.parseToolboxTree=function(a){if(a){if("string"!=typeof a&&(Blockly.utils.userAgent.IE&&a.outerHTML?a=a.outerHTML:a instanceof Element||(a=null)),"string"==typeof a&&(a=Blockly.Xml.textToDom(a),"xml"!=a.nodeName.toLowerCase()))throw TypeError("Toolbox should be an <xml> document.");}else a=null;return a};Blockly.Touch={};Blockly.Touch.TOUCH_ENABLED="ontouchstart"in Blockly.utils.global||!!(Blockly.utils.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!Blockly.utils.global.navigator||!Blockly.utils.global.navigator.maxTouchPoints&&!Blockly.utils.global.navigator.msMaxTouchPoints);Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};
+Blockly.utils.global.PointerEvent?Blockly.Touch.TOUCH_MAP={mousedown:["pointerdown"],mouseenter:["pointerenter"],mouseleave:["pointerleave"],mousemove:["pointermove"],mouseout:["pointerout"],mouseover:["pointerover"],mouseup:["pointerup","pointercancel"],touchend:["pointerup"],touchcancel:["pointercancel"]}:Blockly.Touch.TOUCH_ENABLED&&(Blockly.Touch.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.longPid_=0;
+Blockly.longStart=function(a,b){Blockly.longStop_();a.changedTouches&&1!=a.changedTouches.length||(Blockly.longPid_=setTimeout(function(){a.changedTouches&&(a.button=2,a.clientX=a.changedTouches[0].clientX,a.clientY=a.changedTouches[0].clientY);b&&b.handleRightClick(a)},Blockly.LONGPRESS))};Blockly.longStop_=function(){Blockly.longPid_&&(clearTimeout(Blockly.longPid_),Blockly.longPid_=0)};Blockly.Touch.clearTouchIdentifier=function(){Blockly.Touch.touchIdentifier_=null};
+Blockly.Touch.shouldHandleEvent=function(a){return!Blockly.Touch.isMouseOrTouchEvent(a)||Blockly.Touch.checkTouchIdentifier(a)};Blockly.Touch.getTouchIdentifierFromEvent=function(a){return void 0!=a.pointerId?a.pointerId:a.changedTouches&&a.changedTouches[0]&&void 0!==a.changedTouches[0].identifier&&null!==a.changedTouches[0].identifier?a.changedTouches[0].identifier:"mouse"};
+Blockly.Touch.checkTouchIdentifier=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);return void 0!==Blockly.Touch.touchIdentifier_&&null!==Blockly.Touch.touchIdentifier_?Blockly.Touch.touchIdentifier_==b:"mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type?(Blockly.Touch.touchIdentifier_=b,!0):!1};Blockly.Touch.setClientFromTouch=function(a){if(Blockly.utils.string.startsWith(a.type,"touch")){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}};
+Blockly.Touch.isMouseOrTouchEvent=function(a){return Blockly.utils.string.startsWith(a.type,"touch")||Blockly.utils.string.startsWith(a.type,"mouse")||Blockly.utils.string.startsWith(a.type,"pointer")};Blockly.Touch.isTouchEvent=function(a){return Blockly.utils.string.startsWith(a.type,"touch")||Blockly.utils.string.startsWith(a.type,"pointer")};
+Blockly.Touch.splitEventByTouches=function(a){var b=[];if(a.changedTouches)for(var c=0;c<a.changedTouches.length;c++)b[c]={type:a.type,changedTouches:[a.changedTouches[c]],target:a.target,stopPropagation:function(){a.stopPropagation()},preventDefault:function(){a.preventDefault()}};else b.push(a);return b};Blockly.ScrollbarPair=function(a){this.workspace_=a;this.hScroll=new Blockly.Scrollbar(a,!0,!0,"blocklyMainWorkspaceScrollbar");this.vScroll=new Blockly.Scrollbar(a,!1,!0,"blocklyMainWorkspaceScrollbar");this.corner_=Blockly.utils.dom.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,"class":"blocklyScrollbarBackground"},null);Blockly.utils.dom.insertAfter(this.corner_,a.getBubbleCanvas())};
+Blockly.ScrollbarPair.prototype.oldHostMetrics_=null;Blockly.ScrollbarPair.prototype.dispose=function(){Blockly.utils.dom.removeNode(this.corner_);this.oldHostMetrics_=this.workspace_=this.corner_=null;this.hScroll.dispose();this.hScroll=null;this.vScroll.dispose();this.vScroll=null};
+Blockly.ScrollbarPair.prototype.resize=function(){var a=this.workspace_.getMetrics();if(a){var b=!1,c=!1;this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft?(this.oldHostMetrics_&&this.oldHostMetrics_.contentWidth==a.contentWidth&&this.oldHostMetrics_.viewLeft==a.viewLeft&&this.oldHostMetrics_.contentLeft==a.contentLeft||(b=!0),this.oldHostMetrics_&&
+this.oldHostMetrics_.contentHeight==a.contentHeight&&this.oldHostMetrics_.viewTop==a.viewTop&&this.oldHostMetrics_.contentTop==a.contentTop||(c=!0)):c=b=!0;b&&this.hScroll.resize(a);c&&this.vScroll.resize(a);this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft||this.corner_.setAttribute("x",this.vScroll.position_.x);this.oldHostMetrics_&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop||this.corner_.setAttribute("y",
+this.hScroll.position_.y);this.oldHostMetrics_=a}};Blockly.ScrollbarPair.prototype.set=function(a,b){var c={};a*=this.hScroll.ratio_;b*=this.vScroll.ratio_;var d=this.vScroll.scrollViewSize_;c.x=this.getRatio_(a,this.hScroll.scrollViewSize_);c.y=this.getRatio_(b,d);this.workspace_.setMetrics(c);this.hScroll.setHandlePosition(a);this.vScroll.setHandlePosition(b)};Blockly.ScrollbarPair.prototype.getRatio_=function(a,b){a/=b;return isNaN(a)?0:a};
+Blockly.Scrollbar=function(a,b,c,d){this.workspace_=a;this.pair_=c||!1;this.horizontal_=b;this.oldHostMetrics_=null;this.createDom_(d);this.position_=new Blockly.utils.Coordinate(0,0);a=Blockly.Scrollbar.scrollbarThickness;b?(this.svgBackground_.setAttribute("height",a),this.outerSvg_.setAttribute("height",a),this.svgHandle_.setAttribute("height",a-5),this.svgHandle_.setAttribute("y",2.5),this.lengthAttribute_="width",this.positionAttribute_="x"):(this.svgBackground_.setAttribute("width",a),this.outerSvg_.setAttribute("width",
+a),this.svgHandle_.setAttribute("width",a-5),this.svgHandle_.setAttribute("x",2.5),this.lengthAttribute_="height",this.positionAttribute_="y");this.onMouseDownBarWrapper_=Blockly.bindEventWithChecks_(this.svgBackground_,"mousedown",this,this.onMouseDownBar_);this.onMouseDownHandleWrapper_=Blockly.bindEventWithChecks_(this.svgHandle_,"mousedown",this,this.onMouseDownHandle_)};Blockly.Scrollbar.prototype.origin_=new Blockly.utils.Coordinate(0,0);Blockly.Scrollbar.prototype.startDragMouse_=0;
+Blockly.Scrollbar.prototype.scrollViewSize_=0;Blockly.Scrollbar.prototype.handleLength_=0;Blockly.Scrollbar.prototype.handlePosition_=0;Blockly.Scrollbar.prototype.isVisible_=!0;Blockly.Scrollbar.prototype.containerVisible_=!0;Blockly.Scrollbar.scrollbarThickness=15;Blockly.Touch.TOUCH_ENABLED&&(Blockly.Scrollbar.scrollbarThickness=25);
+Blockly.Scrollbar.metricsAreEquivalent_=function(a,b){return a&&b&&a.viewWidth==b.viewWidth&&a.viewHeight==b.viewHeight&&a.viewLeft==b.viewLeft&&a.viewTop==b.viewTop&&a.absoluteTop==b.absoluteTop&&a.absoluteLeft==b.absoluteLeft&&a.contentWidth==b.contentWidth&&a.contentHeight==b.contentHeight&&a.contentLeft==b.contentLeft&&a.contentTop==b.contentTop?!0:!1};
+Blockly.Scrollbar.prototype.dispose=function(){this.cleanUp_();Blockly.unbindEvent_(this.onMouseDownBarWrapper_);this.onMouseDownBarWrapper_=null;Blockly.unbindEvent_(this.onMouseDownHandleWrapper_);this.onMouseDownHandleWrapper_=null;Blockly.utils.dom.removeNode(this.outerSvg_);this.svgBackground_=this.svgGroup_=this.outerSvg_=null;this.svgHandle_&&(this.workspace_.getThemeManager().unsubscribe(this.svgHandle_),this.svgHandle_=null);this.workspace_=null};
+Blockly.Scrollbar.prototype.setHandleLength_=function(a){this.handleLength_=a;this.svgHandle_.setAttribute(this.lengthAttribute_,this.handleLength_)};Blockly.Scrollbar.prototype.setHandlePosition=function(a){this.handlePosition_=a;this.svgHandle_.setAttribute(this.positionAttribute_,this.handlePosition_)};
+Blockly.Scrollbar.prototype.setScrollViewSize_=function(a){this.scrollViewSize_=a;this.outerSvg_.setAttribute(this.lengthAttribute_,this.scrollViewSize_);this.svgBackground_.setAttribute(this.lengthAttribute_,this.scrollViewSize_)};Blockly.ScrollbarPair.prototype.setContainerVisible=function(a){this.hScroll.setContainerVisible(a);this.vScroll.setContainerVisible(a)};
+Blockly.Scrollbar.prototype.setPosition_=function(a,b){this.position_.x=a;this.position_.y=b;Blockly.utils.dom.setCssTransform(this.outerSvg_,"translate("+(this.position_.x+this.origin_.x)+"px,"+(this.position_.y+this.origin_.y)+"px)")};Blockly.Scrollbar.prototype.resize=function(a){if(!a&&(a=this.workspace_.getMetrics(),!a))return;Blockly.Scrollbar.metricsAreEquivalent_(a,this.oldHostMetrics_)||(this.oldHostMetrics_=a,this.horizontal_?this.resizeHorizontal_(a):this.resizeVertical_(a),this.onScroll_())};
+Blockly.Scrollbar.prototype.resizeHorizontal_=function(a){this.resizeViewHorizontal(a)};Blockly.Scrollbar.prototype.resizeViewHorizontal=function(a){var b=a.viewWidth-1;this.pair_&&(b-=Blockly.Scrollbar.scrollbarThickness);this.setScrollViewSize_(Math.max(0,b));b=a.absoluteLeft+.5;this.pair_&&this.workspace_.RTL&&(b+=Blockly.Scrollbar.scrollbarThickness);this.setPosition_(b,a.absoluteTop+a.viewHeight-Blockly.Scrollbar.scrollbarThickness-.5);this.resizeContentHorizontal(a)};
+Blockly.Scrollbar.prototype.resizeContentHorizontal=function(a){this.pair_||this.setVisible(this.scrollViewSize_<a.contentWidth);this.ratio_=this.scrollViewSize_/a.contentWidth;if(-Infinity==this.ratio_||Infinity==this.ratio_||isNaN(this.ratio_))this.ratio_=0;this.setHandleLength_(Math.max(0,a.viewWidth*this.ratio_));this.setHandlePosition(this.constrainHandle_((a.viewLeft-a.contentLeft)*this.ratio_))};Blockly.Scrollbar.prototype.resizeVertical_=function(a){this.resizeViewVertical(a)};
+Blockly.Scrollbar.prototype.resizeViewVertical=function(a){var b=a.viewHeight-1;this.pair_&&(b-=Blockly.Scrollbar.scrollbarThickness);this.setScrollViewSize_(Math.max(0,b));b=a.absoluteLeft+.5;this.workspace_.RTL||(b+=a.viewWidth-Blockly.Scrollbar.scrollbarThickness-1);this.setPosition_(b,a.absoluteTop+.5);this.resizeContentVertical(a)};
+Blockly.Scrollbar.prototype.resizeContentVertical=function(a){this.pair_||this.setVisible(this.scrollViewSize_<a.contentHeight);this.ratio_=this.scrollViewSize_/a.contentHeight;if(-Infinity==this.ratio_||Infinity==this.ratio_||isNaN(this.ratio_))this.ratio_=0;this.setHandleLength_(Math.max(0,a.viewHeight*this.ratio_));this.setHandlePosition(this.constrainHandle_((a.viewTop-a.contentTop)*this.ratio_))};
+Blockly.Scrollbar.prototype.createDom_=function(a){var b="blocklyScrollbar"+(this.horizontal_?"Horizontal":"Vertical");a&&(b+=" "+a);this.outerSvg_=Blockly.utils.dom.createSvgElement("svg",{"class":b},null);this.svgGroup_=Blockly.utils.dom.createSvgElement("g",{},this.outerSvg_);this.svgBackground_=Blockly.utils.dom.createSvgElement("rect",{"class":"blocklyScrollbarBackground"},this.svgGroup_);a=Math.floor((Blockly.Scrollbar.scrollbarThickness-5)/2);this.svgHandle_=Blockly.utils.dom.createSvgElement("rect",
+{"class":"blocklyScrollbarHandle",rx:a,ry:a},this.svgGroup_);this.workspace_.getThemeManager().subscribe(this.svgHandle_,"scrollbarColour","fill");this.workspace_.getThemeManager().subscribe(this.svgHandle_,"scrollbarOpacity","fill-opacity");Blockly.utils.dom.insertAfter(this.outerSvg_,this.workspace_.getParentSvg())};Blockly.Scrollbar.prototype.isVisible=function(){return this.isVisible_};
+Blockly.Scrollbar.prototype.setContainerVisible=function(a){var b=a!=this.containerVisible_;this.containerVisible_=a;b&&this.updateDisplay_()};Blockly.Scrollbar.prototype.setVisible=function(a){var b=a!=this.isVisible();if(this.pair_)throw Error("Unable to toggle visibility of paired scrollbars.");this.isVisible_=a;b&&this.updateDisplay_()};
+Blockly.Scrollbar.prototype.updateDisplay_=function(){this.containerVisible_&&this.isVisible()?this.outerSvg_.setAttribute("display","block"):this.outerSvg_.setAttribute("display","none")};
+Blockly.Scrollbar.prototype.onMouseDownBar_=function(a){this.workspace_.markFocused();Blockly.Touch.clearTouchIdentifier();this.cleanUp_();if(Blockly.utils.isRightButton(a))a.stopPropagation();else{var b=Blockly.utils.mouseToSvg(a,this.workspace_.getParentSvg(),this.workspace_.getInverseScreenCTM());b=this.horizontal_?b.x:b.y;var c=Blockly.utils.getInjectionDivXY_(this.svgHandle_);c=this.horizontal_?c.x:c.y;var d=this.handlePosition_,e=.95*this.handleLength_;b<=c?d-=e:b>=c+this.handleLength_&&(d+=
+e);this.setHandlePosition(this.constrainHandle_(d));this.onScroll_();a.stopPropagation();a.preventDefault()}};
+Blockly.Scrollbar.prototype.onMouseDownHandle_=function(a){this.workspace_.markFocused();this.cleanUp_();Blockly.utils.isRightButton(a)?a.stopPropagation():(this.startDragHandle=this.handlePosition_,this.workspace_.setupDragSurface(),this.startDragMouse_=this.horizontal_?a.clientX:a.clientY,Blockly.Scrollbar.onMouseUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",this,this.onMouseUpHandle_),Blockly.Scrollbar.onMouseMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",this,this.onMouseMoveHandle_),
+a.stopPropagation(),a.preventDefault())};Blockly.Scrollbar.prototype.onMouseMoveHandle_=function(a){this.setHandlePosition(this.constrainHandle_(this.startDragHandle+((this.horizontal_?a.clientX:a.clientY)-this.startDragMouse_)));this.onScroll_()};Blockly.Scrollbar.prototype.onMouseUpHandle_=function(){this.workspace_.resetDragSurface();Blockly.Touch.clearTouchIdentifier();this.cleanUp_()};
+Blockly.Scrollbar.prototype.cleanUp_=function(){Blockly.hideChaff(!0);Blockly.Scrollbar.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseUpWrapper_),Blockly.Scrollbar.onMouseUpWrapper_=null);Blockly.Scrollbar.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseMoveWrapper_),Blockly.Scrollbar.onMouseMoveWrapper_=null)};
+Blockly.Scrollbar.prototype.constrainHandle_=function(a){return a=0>=a||isNaN(a)||this.scrollViewSize_<this.handleLength_?0:Math.min(a,this.scrollViewSize_-this.handleLength_)};Blockly.Scrollbar.prototype.onScroll_=function(){var a=this.handlePosition_/this.scrollViewSize_;isNaN(a)&&(a=0);var b={};this.horizontal_?b.x=a:b.y=a;this.workspace_.setMetrics(b)};Blockly.Scrollbar.prototype.set=function(a){this.setHandlePosition(this.constrainHandle_(a*this.ratio_));this.onScroll_()};
+Blockly.Scrollbar.prototype.setOrigin=function(a,b){this.origin_=new Blockly.utils.Coordinate(a,b)};Blockly.Tooltip={};Blockly.Tooltip.visible=!1;Blockly.Tooltip.blocked_=!1;Blockly.Tooltip.LIMIT=50;Blockly.Tooltip.mouseOutPid_=0;Blockly.Tooltip.showPid_=0;Blockly.Tooltip.lastX_=0;Blockly.Tooltip.lastY_=0;Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.OFFSET_X=0;Blockly.Tooltip.OFFSET_Y=10;Blockly.Tooltip.RADIUS_OK=10;Blockly.Tooltip.HOVER_MS=750;Blockly.Tooltip.MARGINS=5;Blockly.Tooltip.DIV=null;
+Blockly.Tooltip.createDom=function(){Blockly.Tooltip.DIV||(Blockly.Tooltip.DIV=document.createElement("div"),Blockly.Tooltip.DIV.className="blocklyTooltipDiv",(Blockly.parentContainer||document.body).appendChild(Blockly.Tooltip.DIV))};
+Blockly.Tooltip.bindMouseEvents=function(a){a.mouseOverWrapper_=Blockly.bindEvent_(a,"mouseover",null,Blockly.Tooltip.onMouseOver_);a.mouseOutWrapper_=Blockly.bindEvent_(a,"mouseout",null,Blockly.Tooltip.onMouseOut_);a.addEventListener("mousemove",Blockly.Tooltip.onMouseMove_,!1)};Blockly.Tooltip.unbindMouseEvents=function(a){a&&(Blockly.unbindEvent_(a.mouseOverWrapper_),Blockly.unbindEvent_(a.mouseOutWrapper_),a.removeEventListener("mousemove",Blockly.Tooltip.onMouseMove_))};
+Blockly.Tooltip.onMouseOver_=function(a){if(!Blockly.Tooltip.blocked_){for(a=a.currentTarget;"string"!=typeof a.tooltip&&"function"!=typeof a.tooltip;)a=a.tooltip;Blockly.Tooltip.element_!=a&&(Blockly.Tooltip.hide(),Blockly.Tooltip.poisonedElement_=null,Blockly.Tooltip.element_=a);clearTimeout(Blockly.Tooltip.mouseOutPid_)}};
+Blockly.Tooltip.onMouseOut_=function(a){Blockly.Tooltip.blocked_||(Blockly.Tooltip.mouseOutPid_=setTimeout(function(){Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.hide()},1),clearTimeout(Blockly.Tooltip.showPid_))};
+Blockly.Tooltip.onMouseMove_=function(a){if(Blockly.Tooltip.element_&&Blockly.Tooltip.element_.tooltip&&!Blockly.Tooltip.blocked_)if(Blockly.Tooltip.visible){var b=Blockly.Tooltip.lastX_-a.pageX;a=Blockly.Tooltip.lastY_-a.pageY;Math.sqrt(b*b+a*a)>Blockly.Tooltip.RADIUS_OK&&Blockly.Tooltip.hide()}else Blockly.Tooltip.poisonedElement_!=Blockly.Tooltip.element_&&(clearTimeout(Blockly.Tooltip.showPid_),Blockly.Tooltip.lastX_=a.pageX,Blockly.Tooltip.lastY_=a.pageY,Blockly.Tooltip.showPid_=setTimeout(Blockly.Tooltip.show_,
+Blockly.Tooltip.HOVER_MS))};Blockly.Tooltip.dispose=function(){Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.hide()};Blockly.Tooltip.hide=function(){Blockly.Tooltip.visible&&(Blockly.Tooltip.visible=!1,Blockly.Tooltip.DIV&&(Blockly.Tooltip.DIV.style.display="none"));Blockly.Tooltip.showPid_&&clearTimeout(Blockly.Tooltip.showPid_)};Blockly.Tooltip.block=function(){Blockly.Tooltip.hide();Blockly.Tooltip.blocked_=!0};
+Blockly.Tooltip.unblock=function(){Blockly.Tooltip.blocked_=!1};
+Blockly.Tooltip.show_=function(){if(!Blockly.Tooltip.blocked_&&(Blockly.Tooltip.poisonedElement_=Blockly.Tooltip.element_,Blockly.Tooltip.DIV)){Blockly.Tooltip.DIV.textContent="";for(var a=Blockly.Tooltip.element_.tooltip;"function"==typeof a;)a=a();a=Blockly.utils.string.wrap(a,Blockly.Tooltip.LIMIT);a=a.split("\n");for(var b=0;b<a.length;b++){var c=document.createElement("div");c.appendChild(document.createTextNode(a[b]));Blockly.Tooltip.DIV.appendChild(c)}a=Blockly.Tooltip.element_.RTL;b=document.documentElement.clientWidth;
+c=document.documentElement.clientHeight;Blockly.Tooltip.DIV.style.direction=a?"rtl":"ltr";Blockly.Tooltip.DIV.style.display="block";Blockly.Tooltip.visible=!0;var d=Blockly.Tooltip.lastX_;d=a?d-(Blockly.Tooltip.OFFSET_X+Blockly.Tooltip.DIV.offsetWidth):d+Blockly.Tooltip.OFFSET_X;var e=Blockly.Tooltip.lastY_+Blockly.Tooltip.OFFSET_Y;e+Blockly.Tooltip.DIV.offsetHeight>c+window.scrollY&&(e-=Blockly.Tooltip.DIV.offsetHeight+2*Blockly.Tooltip.OFFSET_Y);a?d=Math.max(Blockly.Tooltip.MARGINS-window.scrollX,
+d):d+Blockly.Tooltip.DIV.offsetWidth>b+window.scrollX-2*Blockly.Tooltip.MARGINS&&(d=b-Blockly.Tooltip.DIV.offsetWidth-2*Blockly.Tooltip.MARGINS);Blockly.Tooltip.DIV.style.top=e+"px";Blockly.Tooltip.DIV.style.left=d+"px"}};Blockly.WorkspaceDragSurfaceSvg=function(a){this.container_=a;this.createDom()};Blockly.WorkspaceDragSurfaceSvg.prototype.SVG_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.dragGroup_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.container_=null;
+Blockly.WorkspaceDragSurfaceSvg.prototype.createDom=function(){this.SVG_||(this.SVG_=Blockly.utils.dom.createSvgElement("svg",{xmlns:Blockly.utils.dom.SVG_NS,"xmlns:html":Blockly.utils.dom.HTML_NS,"xmlns:xlink":Blockly.utils.dom.XLINK_NS,version:"1.1","class":"blocklyWsDragSurface blocklyOverflowVisible"},null),this.container_.appendChild(this.SVG_))};
+Blockly.WorkspaceDragSurfaceSvg.prototype.translateSurface=function(a,b){a=a.toFixed(0);b=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.dom.setCssTransform(this.SVG_,"translate3d("+a+"px, "+b+"px, 0px)")};Blockly.WorkspaceDragSurfaceSvg.prototype.getSurfaceTranslation=function(){return Blockly.utils.getRelativeXY(this.SVG_)};
+Blockly.WorkspaceDragSurfaceSvg.prototype.clearAndHide=function(a){if(!a)throw Error("Couldn't clear and hide the drag surface: missing new surface.");var b=this.SVG_.childNodes[0],c=this.SVG_.childNodes[1];if(!(b&&c&&Blockly.utils.dom.hasClass(b,"blocklyBlockCanvas")&&Blockly.utils.dom.hasClass(c,"blocklyBubbleCanvas")))throw Error("Couldn't clear and hide the drag surface. A node was missing.");null!=this.previousSibling_?Blockly.utils.dom.insertAfter(b,this.previousSibling_):a.insertBefore(b,a.firstChild);
+Blockly.utils.dom.insertAfter(c,b);this.SVG_.style.display="none";if(this.SVG_.childNodes.length)throw Error("Drag surface was not cleared.");Blockly.utils.dom.setCssTransform(this.SVG_,"");this.previousSibling_=null};
+Blockly.WorkspaceDragSurfaceSvg.prototype.setContentsAndShow=function(a,b,c,d,e,f){if(this.SVG_.childNodes.length)throw Error("Already dragging a block.");this.previousSibling_=c;a.setAttribute("transform","translate(0, 0) scale("+f+")");b.setAttribute("transform","translate(0, 0) scale("+f+")");this.SVG_.setAttribute("width",d);this.SVG_.setAttribute("height",e);this.SVG_.appendChild(a);this.SVG_.appendChild(b);this.SVG_.style.display="block"};Blockly.ASTNode=function(a,b,c){if(!b)throw Error("Cannot create a node without a location.");this.type_=a;this.isConnection_=Blockly.ASTNode.isConnectionType_(a);this.location_=b;this.processParams_(c||null)};Blockly.ASTNode.types={FIELD:"field",BLOCK:"block",INPUT:"input",OUTPUT:"output",NEXT:"next",PREVIOUS:"previous",STACK:"stack",WORKSPACE:"workspace"};Blockly.ASTNode.NAVIGATE_ALL_FIELDS=!1;Blockly.ASTNode.DEFAULT_OFFSET_Y=-20;Blockly.ASTNode.isConnectionType_=function(a){switch(a){case Blockly.ASTNode.types.PREVIOUS:case Blockly.ASTNode.types.NEXT:case Blockly.ASTNode.types.INPUT:case Blockly.ASTNode.types.OUTPUT:return!0}return!1};
+Blockly.ASTNode.createFieldNode=function(a){return a?new Blockly.ASTNode(Blockly.ASTNode.types.FIELD,a):null};
+Blockly.ASTNode.createConnectionNode=function(a){return a?a.type==Blockly.INPUT_VALUE||a.type==Blockly.NEXT_STATEMENT&&a.getParentInput()?Blockly.ASTNode.createInputNode(a.getParentInput()):a.type==Blockly.NEXT_STATEMENT?new Blockly.ASTNode(Blockly.ASTNode.types.NEXT,a):a.type==Blockly.OUTPUT_VALUE?new Blockly.ASTNode(Blockly.ASTNode.types.OUTPUT,a):a.type==Blockly.PREVIOUS_STATEMENT?new Blockly.ASTNode(Blockly.ASTNode.types.PREVIOUS,a):null:null};
+Blockly.ASTNode.createInputNode=function(a){return a&&a.connection?new Blockly.ASTNode(Blockly.ASTNode.types.INPUT,a.connection):null};Blockly.ASTNode.createBlockNode=function(a){return a?new Blockly.ASTNode(Blockly.ASTNode.types.BLOCK,a):null};Blockly.ASTNode.createStackNode=function(a){return a?new Blockly.ASTNode(Blockly.ASTNode.types.STACK,a):null};Blockly.ASTNode.createWorkspaceNode=function(a,b){return b&&a?new Blockly.ASTNode(Blockly.ASTNode.types.WORKSPACE,a,{wsCoordinate:b}):null};
+Blockly.ASTNode.prototype.processParams_=function(a){a&&a.wsCoordinate&&(this.wsCoordinate_=a.wsCoordinate)};Blockly.ASTNode.prototype.getLocation=function(){return this.location_};Blockly.ASTNode.prototype.getType=function(){return this.type_};Blockly.ASTNode.prototype.getWsCoordinate=function(){return this.wsCoordinate_};Blockly.ASTNode.prototype.isConnection=function(){return this.isConnection_};
+Blockly.ASTNode.prototype.findNextForInput_=function(){var a=this.location_.getParentInput(),b=a.getSourceBlock();a=b.inputList.indexOf(a)+1;for(var c;c=b.inputList[a];a++){for(var d=c.fieldRow,e=0,f;f=d[e];e++)if(f.isClickable()||Blockly.ASTNode.NAVIGATE_ALL_FIELDS)return Blockly.ASTNode.createFieldNode(f);if(c.connection)return Blockly.ASTNode.createInputNode(c)}return null};
+Blockly.ASTNode.prototype.findNextForField_=function(){var a=this.location_,b=a.getParentInput(),c=a.getSourceBlock(),d=c.inputList.indexOf(b);for(a=b.fieldRow.indexOf(a)+1;b=c.inputList[d];d++){for(var e=b.fieldRow;a<e.length;){if(e[a].isClickable()||Blockly.ASTNode.NAVIGATE_ALL_FIELDS)return Blockly.ASTNode.createFieldNode(e[a]);a++}a=0;if(b.connection)return Blockly.ASTNode.createInputNode(b)}return null};
+Blockly.ASTNode.prototype.findPrevForInput_=function(){for(var a=this.location_.getParentInput(),b=a.getSourceBlock(),c=b.inputList.indexOf(a),d;d=b.inputList[c];c--){if(d.connection&&d!==a)return Blockly.ASTNode.createInputNode(d);d=d.fieldRow;for(var e=d.length-1,f;f=d[e];e--)if(f.isClickable()||Blockly.ASTNode.NAVIGATE_ALL_FIELDS)return Blockly.ASTNode.createFieldNode(f)}return null};
+Blockly.ASTNode.prototype.findPrevForField_=function(){var a=this.location_,b=a.getParentInput(),c=a.getSourceBlock(),d=c.inputList.indexOf(b);a=b.fieldRow.indexOf(a)-1;for(var e;e=c.inputList[d];d--){if(e.connection&&e!==b)return Blockly.ASTNode.createInputNode(e);for(e=e.fieldRow;-1<a;){if(e[a].isClickable()||Blockly.ASTNode.NAVIGATE_ALL_FIELDS)return Blockly.ASTNode.createFieldNode(e[a]);a--}0<=d-1&&(a=c.inputList[d-1].fieldRow.length-1)}return null};
+Blockly.ASTNode.prototype.navigateBetweenStacks_=function(a){var b=this.getLocation();b instanceof Blockly.Block||(b=b.getSourceBlock());if(!b||!b.workspace)return null;var c=b.getRootBlock();b=c.workspace.getTopBlocks(!0);for(var d=0,e;e=b[d];d++)if(c.id==e.id)return a=d+(a?1:-1),-1==a||a==b.length?null:Blockly.ASTNode.createStackNode(b[a]);throw Error("Couldn't find "+(a?"next":"previous")+" stack?!");};
+Blockly.ASTNode.prototype.findTopASTNodeForBlock_=function(a){var b=a.previousConnection||a.outputConnection;return b?Blockly.ASTNode.createConnectionNode(b):Blockly.ASTNode.createBlockNode(a)};Blockly.ASTNode.prototype.getOutAstNodeForBlock_=function(a){if(!a)return null;a=a.getTopStackBlock();var b=a.previousConnection||a.outputConnection;return b&&b.targetConnection&&b.targetConnection.getParentInput()?Blockly.ASTNode.createInputNode(b.targetConnection.getParentInput()):Blockly.ASTNode.createStackNode(a)};
+Blockly.ASTNode.prototype.findFirstFieldOrInput_=function(a){a=a.inputList;for(var b=0,c;c=a[b];b++){for(var d=c.fieldRow,e=0,f;f=d[e];e++)if(f.isClickable()||Blockly.ASTNode.NAVIGATE_ALL_FIELDS)return Blockly.ASTNode.createFieldNode(f);if(c.connection)return Blockly.ASTNode.createInputNode(c)}return null};
+Blockly.ASTNode.prototype.getSourceBlock=function(){return this.getType()===Blockly.ASTNode.types.BLOCK?this.getLocation():this.getType()===Blockly.ASTNode.types.STACK?this.getLocation():this.getType()===Blockly.ASTNode.types.WORKSPACE?null:this.getLocation().getSourceBlock()};
+Blockly.ASTNode.prototype.next=function(){switch(this.type_){case Blockly.ASTNode.types.STACK:return this.navigateBetweenStacks_(!0);case Blockly.ASTNode.types.OUTPUT:return Blockly.ASTNode.createBlockNode(this.location_.getSourceBlock());case Blockly.ASTNode.types.FIELD:return this.findNextForField_();case Blockly.ASTNode.types.INPUT:return this.findNextForInput_();case Blockly.ASTNode.types.BLOCK:return Blockly.ASTNode.createConnectionNode(this.location_.nextConnection);case Blockly.ASTNode.types.PREVIOUS:return Blockly.ASTNode.createBlockNode(this.location_.getSourceBlock());
+case Blockly.ASTNode.types.NEXT:return Blockly.ASTNode.createConnectionNode(this.location_.targetConnection)}return null};Blockly.ASTNode.prototype.in=function(){switch(this.type_){case Blockly.ASTNode.types.WORKSPACE:var a=this.location_.getTopBlocks(!0);if(0<a.length)return Blockly.ASTNode.createStackNode(a[0]);break;case Blockly.ASTNode.types.STACK:return a=this.location_,this.findTopASTNodeForBlock_(a);case Blockly.ASTNode.types.BLOCK:return a=this.location_,this.findFirstFieldOrInput_(a);case Blockly.ASTNode.types.INPUT:return Blockly.ASTNode.createConnectionNode(this.location_.targetConnection)}return null};
+Blockly.ASTNode.prototype.prev=function(){switch(this.type_){case Blockly.ASTNode.types.STACK:return this.navigateBetweenStacks_(!1);case Blockly.ASTNode.types.FIELD:return this.findPrevForField_();case Blockly.ASTNode.types.INPUT:return this.findPrevForInput_();case Blockly.ASTNode.types.BLOCK:var a=this.location_;return Blockly.ASTNode.createConnectionNode(a.previousConnection||a.outputConnection);case Blockly.ASTNode.types.PREVIOUS:if((a=this.location_.targetConnection)&&!a.getParentInput())return Blockly.ASTNode.createConnectionNode(a);
+break;case Blockly.ASTNode.types.NEXT:return Blockly.ASTNode.createBlockNode(this.location_.getSourceBlock())}return null};
+Blockly.ASTNode.prototype.out=function(){switch(this.type_){case Blockly.ASTNode.types.STACK:var a=this.location_.getRelativeToSurfaceXY();a=new Blockly.utils.Coordinate(a.x,a.y+Blockly.ASTNode.DEFAULT_OFFSET_Y);return Blockly.ASTNode.createWorkspaceNode(this.location_.workspace,a);case Blockly.ASTNode.types.OUTPUT:return(a=this.location_.targetConnection)?Blockly.ASTNode.createConnectionNode(a):Blockly.ASTNode.createStackNode(this.location_.getSourceBlock());case Blockly.ASTNode.types.FIELD:return Blockly.ASTNode.createBlockNode(this.location_.getSourceBlock());
+case Blockly.ASTNode.types.INPUT:return Blockly.ASTNode.createBlockNode(this.location_.getSourceBlock());case Blockly.ASTNode.types.BLOCK:return this.getOutAstNodeForBlock_(this.location_);case Blockly.ASTNode.types.PREVIOUS:return this.getOutAstNodeForBlock_(this.location_.getSourceBlock());case Blockly.ASTNode.types.NEXT:return this.getOutAstNodeForBlock_(this.location_.getSourceBlock())}return null};Blockly.Blocks=Object.create(null);Blockly.Connection=function(a,b){this.sourceBlock_=a;this.type=b};Blockly.Connection.CAN_CONNECT=0;Blockly.Connection.REASON_SELF_CONNECTION=1;Blockly.Connection.REASON_WRONG_TYPE=2;Blockly.Connection.REASON_TARGET_NULL=3;Blockly.Connection.REASON_CHECKS_FAILED=4;Blockly.Connection.REASON_DIFFERENT_WORKSPACES=5;Blockly.Connection.REASON_SHADOW_PARENT=6;Blockly.Connection.prototype.targetConnection=null;Blockly.Connection.prototype.disposed=!1;Blockly.Connection.prototype.check_=null;
+Blockly.Connection.prototype.shadowDom_=null;Blockly.Connection.prototype.x=0;Blockly.Connection.prototype.y=0;
+Blockly.Connection.prototype.connect_=function(a){var b=this,c=b.getSourceBlock(),d=a.getSourceBlock();a.isConnected()&&a.disconnect();if(b.isConnected()){var e=b.targetBlock(),f=b.getShadowDom();b.setShadowDom(null);if(e.isShadow())f=Blockly.Xml.blockToDom(e),e.dispose(!1),e=null;else if(b.type==Blockly.INPUT_VALUE){if(!e.outputConnection)throw Error("Orphan block does not have an output connection.");var g=Blockly.Connection.lastConnectionInRow(d,e);g&&(e.outputConnection.connect(g),e=null)}else if(b.type==
+Blockly.NEXT_STATEMENT){if(!e.previousConnection)throw Error("Orphan block does not have a previous connection.");for(g=d;g.nextConnection;){var h=g.getNextBlock();if(h&&!h.isShadow())g=h;else{e.previousConnection.checkType(g.nextConnection)&&(g.nextConnection.connect(e.previousConnection),e=null);break}}}if(e&&(b.disconnect(),Blockly.Events.recordUndo)){var k=Blockly.Events.getGroup();setTimeout(function(){if(e.workspace&&!e.getParent()){Blockly.Events.setGroup(k);if(e.outputConnection)e.outputConnection.onFailedConnect(b);
+else if(e.previousConnection)e.previousConnection.onFailedConnect(b);Blockly.Events.setGroup(!1)}},Blockly.BUMP_DELAY)}b.setShadowDom(f)}var l;Blockly.Events.isEnabled()&&(l=new Blockly.Events.BlockMove(d));Blockly.Connection.connectReciprocally_(b,a);d.setParent(c);l&&(l.recordNew(),Blockly.Events.fire(l))};Blockly.Connection.prototype.dispose=function(){if(this.isConnected()){this.setShadowDom(null);var a=this.targetBlock();a.isShadow()?a.dispose(!1):a.unplug()}this.disposed=!0};
+Blockly.Connection.prototype.getSourceBlock=function(){return this.sourceBlock_};Blockly.Connection.prototype.isSuperior=function(){return this.type==Blockly.INPUT_VALUE||this.type==Blockly.NEXT_STATEMENT};Blockly.Connection.prototype.isConnected=function(){return!!this.targetConnection};
+Blockly.Connection.prototype.canConnectWithReason=function(a){if(!a)return Blockly.Connection.REASON_TARGET_NULL;if(this.isSuperior())var b=this.sourceBlock_,c=a.getSourceBlock();else c=this.sourceBlock_,b=a.getSourceBlock();return b&&b==c?Blockly.Connection.REASON_SELF_CONNECTION:a.type!=Blockly.OPPOSITE_TYPE[this.type]?Blockly.Connection.REASON_WRONG_TYPE:b&&c&&b.workspace!==c.workspace?Blockly.Connection.REASON_DIFFERENT_WORKSPACES:this.checkType(a)?b.isShadow()&&!c.isShadow()?Blockly.Connection.REASON_SHADOW_PARENT:
+Blockly.Connection.CAN_CONNECT:Blockly.Connection.REASON_CHECKS_FAILED};
+Blockly.Connection.prototype.checkConnection=function(a){switch(this.canConnectWithReason(a)){case Blockly.Connection.CAN_CONNECT:break;case Blockly.Connection.REASON_SELF_CONNECTION:throw Error("Attempted to connect a block to itself.");case Blockly.Connection.REASON_DIFFERENT_WORKSPACES:throw Error("Blocks not on same workspace.");case Blockly.Connection.REASON_WRONG_TYPE:throw Error("Attempt to connect incompatible types.");case Blockly.Connection.REASON_TARGET_NULL:throw Error("Target connection is null.");
+case Blockly.Connection.REASON_CHECKS_FAILED:throw Error("Connection checks failed. "+(this+" expected "+this.check_+", found "+a.check_));case Blockly.Connection.REASON_SHADOW_PARENT:throw Error("Connecting non-shadow to shadow block.");default:throw Error("Unknown connection failure: this should never happen!");}};
+Blockly.Connection.prototype.canConnectToPrevious_=function(a){if(this.targetConnection||-1!=Blockly.draggingConnections.indexOf(a))return!1;if(!a.targetConnection)return!0;a=a.targetBlock();return a.isInsertionMarker()?!a.getPreviousBlock():!1};
+Blockly.Connection.prototype.isConnectionAllowed=function(a){if(a.sourceBlock_.isInsertionMarker()||this.canConnectWithReason(a)!=Blockly.Connection.CAN_CONNECT)return!1;switch(a.type){case Blockly.PREVIOUS_STATEMENT:return this.canConnectToPrevious_(a);case Blockly.OUTPUT_VALUE:if(a.isConnected()&&!a.targetBlock().isInsertionMarker()||this.isConnected())return!1;break;case Blockly.INPUT_VALUE:if(a.isConnected()&&!a.targetBlock().isMovable()&&!a.targetBlock().isShadow())return!1;break;case Blockly.NEXT_STATEMENT:if(a.isConnected()&&
+!this.sourceBlock_.nextConnection&&!a.targetBlock().isShadow()&&a.targetBlock().nextConnection)return!1;break;default:throw Error("Unknown connection type in isConnectionAllowed");}return-1!=Blockly.draggingConnections.indexOf(a)?!1:!0};Blockly.Connection.prototype.onFailedConnect=function(a){};
+Blockly.Connection.prototype.connect=function(a){if(this.targetConnection!=a){this.checkConnection(a);var b=Blockly.Events.getGroup();b||Blockly.Events.setGroup(!0);this.isSuperior()?this.connect_(a):a.connect_(this);b||Blockly.Events.setGroup(!1)}};Blockly.Connection.connectReciprocally_=function(a,b){if(!a||!b)throw Error("Cannot connect null connections.");a.targetConnection=b;b.targetConnection=a};
+Blockly.Connection.singleConnection_=function(a,b){for(var c=null,d=0;d<a.inputList.length;d++){var e=a.inputList[d].connection;if(e&&e.type==Blockly.INPUT_VALUE&&b.outputConnection.checkType(e)){if(c)return null;c=e}}return c};Blockly.Connection.lastConnectionInRow=function(a,b){for(var c;c=Blockly.Connection.singleConnection_(a,b);)if(a=c.targetBlock(),!a||a.isShadow())return c;return null};
+Blockly.Connection.prototype.disconnect=function(){var a=this.targetConnection;if(!a)throw Error("Source connection not connected.");if(a.targetConnection!=this)throw Error("Target connection not connected to source connection.");if(this.isSuperior()){var b=this.sourceBlock_;var c=a.getSourceBlock();a=this}else b=a.getSourceBlock(),c=this.sourceBlock_;var d=Blockly.Events.getGroup();d||Blockly.Events.setGroup(!0);this.disconnectInternal_(b,c);a.respawnShadow_();d||Blockly.Events.setGroup(!1)};
+Blockly.Connection.prototype.disconnectInternal_=function(a,b){var c;Blockly.Events.isEnabled()&&(c=new Blockly.Events.BlockMove(b));this.targetConnection=this.targetConnection.targetConnection=null;b.setParent(null);c&&(c.recordNew(),Blockly.Events.fire(c))};
+Blockly.Connection.prototype.respawnShadow_=function(){var a=this.getSourceBlock(),b=this.getShadowDom();if(a.workspace&&b&&Blockly.Events.recordUndo)if(a=Blockly.Xml.domToBlock(b,a.workspace),a.outputConnection)this.connect(a.outputConnection);else if(a.previousConnection)this.connect(a.previousConnection);else throw Error("Child block does not have output or previous statement.");};
+Blockly.Connection.prototype.targetBlock=function(){return this.isConnected()?this.targetConnection.getSourceBlock():null};Blockly.Connection.prototype.checkType=function(a){if(!this.check_||!a.check_)return!0;for(var b=0;b<this.check_.length;b++)if(-1!=a.check_.indexOf(this.check_[b]))return!0;return!1};Blockly.Connection.prototype.checkType_=function(a){console.warn("Deprecated call to Blockly.Connection.prototype.checkType_, use Blockly.Connection.prototype.checkType instead.");return this.checkType(a)};
+Blockly.Connection.prototype.onCheckChanged_=function(){!this.isConnected()||this.targetConnection&&this.checkType(this.targetConnection)||(this.isSuperior()?this.targetBlock():this.sourceBlock_).unplug()};Blockly.Connection.prototype.setCheck=function(a){a?(Array.isArray(a)||(a=[a]),this.check_=a,this.onCheckChanged_()):this.check_=null;return this};Blockly.Connection.prototype.getCheck=function(){return this.check_};Blockly.Connection.prototype.setShadowDom=function(a){this.shadowDom_=a};
+Blockly.Connection.prototype.getShadowDom=function(){return this.shadowDom_};Blockly.Connection.prototype.neighbours=function(a){return[]};Blockly.Connection.prototype.getParentInput=function(){for(var a=null,b=this.sourceBlock_,c=b.inputList,d=0;d<b.inputList.length;d++)if(c[d].connection===this){a=c[d];break}return a};
+Blockly.Connection.prototype.toString=function(){var a=this.sourceBlock_;if(a)if(a.outputConnection==this)var b="Output Connection of ";else if(a.previousConnection==this)b="Previous Connection of ";else if(a.nextConnection==this)b="Next Connection of ";else{b=null;for(var c=0,d;d=a.inputList[c];c++)if(d.connection==this){b=d;break}if(b)b='Input "'+b.name+'" connection on ';else return console.warn("Connection not actually connected to sourceBlock_"),"Orphan Connection"}else return"Orphan Connection";
+return b+a.toDevString()};Blockly.Extensions={};Blockly.Extensions.ALL_={};Blockly.Extensions.register=function(a,b){if("string"!=typeof a||""==a.trim())throw Error('Error: Invalid extension name "'+a+'"');if(Blockly.Extensions.ALL_[a])throw Error('Error: Extension "'+a+'" is already registered.');if("function"!=typeof b)throw Error('Error: Extension "'+a+'" must be a function');Blockly.Extensions.ALL_[a]=b};
+Blockly.Extensions.registerMixin=function(a,b){if(!b||"object"!=typeof b)throw Error('Error: Mixin "'+a+'" must be a object');Blockly.Extensions.register(a,function(){this.mixin(b)})};
+Blockly.Extensions.registerMutator=function(a,b,c,d){var e='Error when registering mutator "'+a+'": ';Blockly.Extensions.checkHasFunction_(e,b.domToMutation,"domToMutation");Blockly.Extensions.checkHasFunction_(e,b.mutationToDom,"mutationToDom");var f=Blockly.Extensions.checkMutatorDialog_(b,e);if(c&&"function"!=typeof c)throw Error('Extension "'+a+'" is not a function');Blockly.Extensions.register(a,function(){if(f){if(!Blockly.Mutator)throw Error(e+"Missing require for Blockly.Mutator");this.setMutator(new Blockly.Mutator(d||
+[]))}this.mixin(b);c&&c.apply(this)})};Blockly.Extensions.unregister=function(a){Blockly.Extensions.ALL_[a]?delete Blockly.Extensions.ALL_[a]:console.warn('No extension mapping for name "'+a+'" found to unregister')};
+Blockly.Extensions.apply=function(a,b,c){var d=Blockly.Extensions.ALL_[a];if("function"!=typeof d)throw Error('Error: Extension "'+a+'" not found.');if(c)Blockly.Extensions.checkNoMutatorProperties_(a,b);else var e=Blockly.Extensions.getMutatorProperties_(b);d.apply(b);if(c)Blockly.Extensions.checkBlockHasMutatorProperties_('Error after applying mutator "'+a+'": ',b);else if(!Blockly.Extensions.mutatorPropertiesMatch_(e,b))throw Error('Error when applying extension "'+a+'": mutation properties changed when applying a non-mutator extension.');
+};Blockly.Extensions.checkHasFunction_=function(a,b,c){if(!b)throw Error(a+'missing required property "'+c+'"');if("function"!=typeof b)throw Error(a+'" required property "'+c+'" must be a function');};Blockly.Extensions.checkNoMutatorProperties_=function(a,b){if(Blockly.Extensions.getMutatorProperties_(b).length)throw Error('Error: tried to apply mutation "'+a+'" to a block that already has mutator functions.  Block id: '+b.id);};
+Blockly.Extensions.checkMutatorDialog_=function(a,b){var c=void 0!==a.compose,d=void 0!==a.decompose;if(c&&d){if("function"!=typeof a.compose)throw Error(b+"compose must be a function.");if("function"!=typeof a.decompose)throw Error(b+"decompose must be a function.");return!0}if(c||d)throw Error(b+'Must have both or neither of "compose" and "decompose"');return!1};
+Blockly.Extensions.checkBlockHasMutatorProperties_=function(a,b){if("function"!=typeof b.domToMutation)throw Error(a+'Applying a mutator didn\'t add "domToMutation"');if("function"!=typeof b.mutationToDom)throw Error(a+'Applying a mutator didn\'t add "mutationToDom"');Blockly.Extensions.checkMutatorDialog_(b,a)};
+Blockly.Extensions.getMutatorProperties_=function(a){var b=[];void 0!==a.domToMutation&&b.push(a.domToMutation);void 0!==a.mutationToDom&&b.push(a.mutationToDom);void 0!==a.compose&&b.push(a.compose);void 0!==a.decompose&&b.push(a.decompose);return b};Blockly.Extensions.mutatorPropertiesMatch_=function(a,b){b=Blockly.Extensions.getMutatorProperties_(b);if(b.length!=a.length)return!1;for(var c=0;c<b.length;c++)if(a[c]!=b[c])return!1;return!0};
+Blockly.Extensions.buildTooltipForDropdown=function(a,b){var c=[];"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){for(var a in b)Blockly.utils.checkMessageReferences(b[a])});return function(){this.type&&-1==c.indexOf(this.type)&&(Blockly.Extensions.checkDropdownOptionsInTable_(this,a,b),c.push(this.type));this.setTooltip(function(){var d=String(this.getFieldValue(a)),e=b[d];null==e?-1==c.indexOf(this.type)&&(d="No tooltip mapping for value "+d+" of field "+a,null!=this.type&&
+(d+=" of block type "+this.type),console.warn(d+".")):e=Blockly.utils.replaceMessageReferences(e);return e}.bind(this))}};Blockly.Extensions.checkDropdownOptionsInTable_=function(a,b,c){var d=a.getField(b);if(!d.isOptionListDynamic()){d=d.getOptions();for(var e=0;e<d.length;++e){var f=d[e][1];null==c[f]&&console.warn("No tooltip mapping for value "+f+" of field "+b+" of block type "+a.type)}}};
+Blockly.Extensions.buildTooltipWithFieldText=function(a,b){"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){Blockly.utils.checkMessageReferences(a)});return function(){this.setTooltip(function(){var c=this.getField(b);return Blockly.utils.replaceMessageReferences(a).replace("%1",c?c.getText():"")}.bind(this))}};
+Blockly.Extensions.extensionParentTooltip_=function(){this.tooltipWhenNotConnected_=this.tooltip;this.setTooltip(function(){var a=this.getParent();return a&&a.getInputsInline()&&a.tooltip||this.tooltipWhenNotConnected_}.bind(this))};Blockly.Extensions.register("parent_tooltip_when_inline",Blockly.Extensions.extensionParentTooltip_);Blockly.fieldRegistry={};Blockly.fieldRegistry.typeMap_={};Blockly.fieldRegistry.register=function(a,b){if("string"!=typeof a||""==a.trim())throw Error('Invalid field type "'+a+'". The type must be a non-empty string.');if(Blockly.fieldRegistry.typeMap_[a])throw Error('Error: Field "'+a+'" is already registered.');if(!b||"function"!=typeof b.fromJson)throw Error('Field "'+b+'" must have a fromJson function');a=a.toLowerCase();Blockly.fieldRegistry.typeMap_[a]=b};
+Blockly.fieldRegistry.unregister=function(a){Blockly.fieldRegistry.typeMap_[a]?delete Blockly.fieldRegistry.typeMap_[a]:console.warn('No field mapping for type "'+a+'" found to unregister')};
+Blockly.fieldRegistry.fromJson=function(a){var b=a.type.toLowerCase();b=Blockly.fieldRegistry.typeMap_[b];return b?b.fromJson(a):(console.warn("Blockly could not create a field of type "+a.type+". The field is probably not being registered. This could be because the file is not loaded, the field does not register itself (Issue #1584), or the registration is not being reached."),null)};Blockly.blockAnimations={};Blockly.blockAnimations.disconnectPid_=0;Blockly.blockAnimations.disconnectGroup_=null;Blockly.blockAnimations.disposeUiEffect=function(a){var b=a.workspace,c=a.getSvgRoot();b.getAudioManager().play("delete");a=b.getSvgXY(c);c=c.cloneNode(!0);c.translateX_=a.x;c.translateY_=a.y;c.setAttribute("transform","translate("+a.x+","+a.y+")");b.getParentSvg().appendChild(c);c.bBox_=c.getBBox();Blockly.blockAnimations.disposeUiStep_(c,b.RTL,new Date,b.scale)};
+Blockly.blockAnimations.disposeUiStep_=function(a,b,c,d){var e=(new Date-c)/150;1<e?Blockly.utils.dom.removeNode(a):(a.setAttribute("transform","translate("+(a.translateX_+(b?-1:1)*a.bBox_.width*d/2*e)+","+(a.translateY_+a.bBox_.height*d*e)+") scale("+(1-e)*d+")"),setTimeout(Blockly.blockAnimations.disposeUiStep_,10,a,b,c,d))};
+Blockly.blockAnimations.connectionUiEffect=function(a){var b=a.workspace,c=b.scale;b.getAudioManager().play("click");if(!(1>c)){var d=b.getSvgXY(a.getSvgRoot());a.outputConnection?(d.x+=(a.RTL?3:-3)*c,d.y+=13*c):a.previousConnection&&(d.x+=(a.RTL?-23:23)*c,d.y+=3*c);a=Blockly.utils.dom.createSvgElement("circle",{cx:d.x,cy:d.y,r:0,fill:"none",stroke:"#888","stroke-width":10},b.getParentSvg());Blockly.blockAnimations.connectionUiStep_(a,new Date,c)}};
+Blockly.blockAnimations.connectionUiStep_=function(a,b,c){var d=(new Date-b)/150;1<d?Blockly.utils.dom.removeNode(a):(a.setAttribute("r",25*d*c),a.style.opacity=1-d,Blockly.blockAnimations.disconnectPid_=setTimeout(Blockly.blockAnimations.connectionUiStep_,10,a,b,c))};
+Blockly.blockAnimations.disconnectUiEffect=function(a){a.workspace.getAudioManager().play("disconnect");if(!(1>a.workspace.scale)){var b=a.getHeightWidth().height;b=Math.atan(10/b)/Math.PI*180;a.RTL||(b*=-1);Blockly.blockAnimations.disconnectUiStep_(a.getSvgRoot(),b,new Date)}};
+Blockly.blockAnimations.disconnectUiStep_=function(a,b,c){var d=(new Date-c)/200;1<d?a.skew_="":(a.skew_="skewX("+Math.round(Math.sin(d*Math.PI*3)*(1-d)*b)+")",Blockly.blockAnimations.disconnectGroup_=a,Blockly.blockAnimations.disconnectPid_=setTimeout(Blockly.blockAnimations.disconnectUiStep_,10,a,b,c));a.setAttribute("transform",a.translate_+a.skew_)};
+Blockly.blockAnimations.disconnectUiStop=function(){if(Blockly.blockAnimations.disconnectGroup_){clearTimeout(Blockly.blockAnimations.disconnectPid_);var a=Blockly.blockAnimations.disconnectGroup_;a.skew_="";a.setAttribute("transform",a.translate_);Blockly.blockAnimations.disconnectGroup_=null}};Blockly.InsertionMarkerManager=function(a){this.topBlock_=Blockly.selected=a;this.workspace_=a.workspace;this.lastMarker_=this.lastOnStack_=null;this.firstMarker_=this.createMarkerBlock_(this.topBlock_);this.localConnection_=this.closestConnection_=null;this.wouldDeleteBlock_=!1;this.fadedBlock_=this.highlightedBlock_=this.markerConnection_=null;this.availableConnections_=this.initAvailableConnections_()};Blockly.InsertionMarkerManager.PREVIEW_TYPE={INSERTION_MARKER:0,INPUT_OUTLINE:1,REPLACEMENT_FADE:2};
+Blockly.InsertionMarkerManager.prototype.dispose=function(){this.availableConnections_.length=0;Blockly.Events.disable();try{this.firstMarker_&&this.firstMarker_.dispose(),this.lastMarker_&&this.lastMarker_.dispose()}finally{Blockly.Events.enable()}};Blockly.InsertionMarkerManager.prototype.wouldDeleteBlock=function(){return this.wouldDeleteBlock_};Blockly.InsertionMarkerManager.prototype.wouldConnectBlock=function(){return!!this.closestConnection_};
+Blockly.InsertionMarkerManager.prototype.applyConnections=function(){if(this.closestConnection_&&(Blockly.Events.disable(),this.hidePreview_(),Blockly.Events.enable(),this.localConnection_.connect(this.closestConnection_),this.topBlock_.rendered)){var a=this.localConnection_.isSuperior()?this.closestConnection_:this.localConnection_;Blockly.blockAnimations.connectionUiEffect(a.getSourceBlock());this.topBlock_.getRootBlock().bringToFront()}};
+Blockly.InsertionMarkerManager.prototype.update=function(a,b){var c=this.getCandidate_(a);if((this.wouldDeleteBlock_=this.shouldDelete_(c,b))||this.shouldUpdatePreviews_(c,a))Blockly.Events.disable(),this.maybeHidePreview_(c),this.maybeShowPreview_(c),Blockly.Events.enable()};
+Blockly.InsertionMarkerManager.prototype.createMarkerBlock_=function(a){var b=a.type;Blockly.Events.disable();try{var c=this.workspace_.newBlock(b);c.setInsertionMarker(!0);if(a.mutationToDom){var d=a.mutationToDom();d&&c.domToMutation(d)}c.setCollapsed(a.isCollapsed());c.setInputsInline(a.getInputsInline());for(b=0;b<a.inputList.length;b++){var e=a.inputList[b];if(e.isVisible()){var f=c.inputList[b];for(d=0;d<e.fieldRow.length;d++)f.fieldRow[d].setValue(e.fieldRow[d].getValue())}}c.initSvg();c.getSvgRoot().setAttribute("visibility",
+"hidden")}finally{Blockly.Events.enable()}return c};Blockly.InsertionMarkerManager.prototype.initAvailableConnections_=function(){var a=this.topBlock_.getConnections_(!1),b=this.topBlock_.lastConnectionInStack();b&&b!=this.topBlock_.nextConnection&&(a.push(b),this.lastOnStack_=b,this.lastMarker_=this.createMarkerBlock_(b.getSourceBlock()));return a};
+Blockly.InsertionMarkerManager.prototype.shouldUpdatePreviews_=function(a,b){var c=a.local,d=a.closest;a=a.radius;if(c&&d){if(this.localConnection_&&this.closestConnection_){if(this.closestConnection_==d&&this.localConnection_==c)return!1;c=this.localConnection_.x+b.x-this.closestConnection_.x;b=this.localConnection_.y+b.y-this.closestConnection_.y;b=Math.sqrt(c*c+b*b);return!(d&&a>b-Blockly.CURRENT_CONNECTION_PREFERENCE)}if(this.localConnection_||this.closestConnection_)console.error("Only one of localConnection_ and closestConnection_ was set.");
+else return!0}else return!(!this.localConnection_||!this.closestConnection_);console.error("Returning true from shouldUpdatePreviews, but it's not clear why.");return!0};Blockly.InsertionMarkerManager.prototype.getCandidate_=function(a){for(var b=this.getStartRadius_(),c=null,d=null,e=0;e<this.availableConnections_.length;e++){var f=this.availableConnections_[e],g=f.closest(b,a);g.connection&&(c=g.connection,d=f,b=g.radius)}return{closest:c,local:d,radius:b}};
+Blockly.InsertionMarkerManager.prototype.getStartRadius_=function(){return this.closestConnection_&&this.localConnection_?Blockly.CONNECTING_SNAP_RADIUS:Blockly.SNAP_RADIUS};Blockly.InsertionMarkerManager.prototype.shouldDelete_=function(a,b){a=a&&!!a.closest&&b!=Blockly.DELETE_AREA_TOOLBOX;return!!b&&!this.topBlock_.getParent()&&this.topBlock_.isDeletable()&&!a};
+Blockly.InsertionMarkerManager.prototype.maybeShowPreview_=function(a){if(!this.wouldDeleteBlock_){var b=a.closest;a=a.local;b&&(b==this.closestConnection_||b.getSourceBlock().isInsertionMarker()?console.log("Trying to connect to an insertion marker"):(this.closestConnection_=b,this.localConnection_=a,this.showPreview_()))}};
+Blockly.InsertionMarkerManager.prototype.showPreview_=function(){var a=this.closestConnection_,b=this.workspace_.getRenderer();switch(b.getConnectionPreviewMethod(a,this.localConnection_,this.topBlock_)){case Blockly.InsertionMarkerManager.PREVIEW_TYPE.INPUT_OUTLINE:this.showInsertionInputOutline_();break;case Blockly.InsertionMarkerManager.PREVIEW_TYPE.INSERTION_MARKER:this.showInsertionMarker_();break;case Blockly.InsertionMarkerManager.PREVIEW_TYPE.REPLACEMENT_FADE:this.showReplacementFade_()}a&&
+b.shouldHighlightConnection(a)&&a.highlight()};Blockly.InsertionMarkerManager.prototype.maybeHidePreview_=function(a){if(a.closest){var b=this.closestConnection_!=a.closest;a=this.localConnection_!=a.local;this.closestConnection_&&this.localConnection_&&(b||a||this.wouldDeleteBlock_)&&this.hidePreview_()}else this.hidePreview_();this.localConnection_=this.closestConnection_=this.markerConnection_=null};
+Blockly.InsertionMarkerManager.prototype.hidePreview_=function(){this.closestConnection_&&this.closestConnection_.targetBlock()&&this.workspace_.getRenderer().shouldHighlightConnection(this.closestConnection_)&&this.closestConnection_.unhighlight();this.fadedBlock_?this.hideReplacementFade_():this.highlightedBlock_?this.hideInsertionInputOutline_():this.markerConnection_&&this.hideInsertionMarker_()};
+Blockly.InsertionMarkerManager.prototype.showInsertionMarker_=function(){var a=this.localConnection_,b=this.closestConnection_,c=this.lastOnStack_&&a==this.lastOnStack_?this.lastMarker_:this.firstMarker_;a=c.getMatchingConnection(a.getSourceBlock(),a);if(a==this.markerConnection_)throw Error("Made it to showInsertionMarker_ even though the marker isn't changing");c.render();c.rendered=!0;c.getSvgRoot().setAttribute("visibility","visible");a&&b&&c.positionNearConnection(a,b);b&&a.connect(b);this.markerConnection_=
+a};
+Blockly.InsertionMarkerManager.prototype.hideInsertionMarker_=function(){if(this.markerConnection_){var a=this.markerConnection_,b=a.getSourceBlock(),c=b.nextConnection,d=b.previousConnection,e=b.outputConnection;e=a.type==Blockly.INPUT_VALUE&&!(e&&e.targetConnection);!(a!=c||d&&d.targetConnection)||e?a.targetBlock().unplug(!1):a.type==Blockly.NEXT_STATEMENT&&a!=c?(c=a.targetConnection,c.getSourceBlock().unplug(!1),d=d?d.targetConnection:null,b.unplug(!0),d&&d.connect(c)):b.unplug(!0);if(a.targetConnection)throw Error("markerConnection_ still connected at the end of disconnectInsertionMarker");this.markerConnection_=
+null;b.getSvgRoot().setAttribute("visibility","hidden")}else console.log("No insertion marker connection to disconnect")};Blockly.InsertionMarkerManager.prototype.showInsertionInputOutline_=function(){var a=this.closestConnection_;this.highlightedBlock_=a.getSourceBlock();this.highlightedBlock_.highlightShapeForInput(a,!0)};
+Blockly.InsertionMarkerManager.prototype.hideInsertionInputOutline_=function(){this.highlightedBlock_.highlightShapeForInput(this.closestConnection_,!1);this.highlightedBlock_=null};Blockly.InsertionMarkerManager.prototype.showReplacementFade_=function(){this.fadedBlock_=this.closestConnection_.targetBlock();this.fadedBlock_.fadeForReplacement(!0)};Blockly.InsertionMarkerManager.prototype.hideReplacementFade_=function(){this.fadedBlock_.fadeForReplacement(!1);this.fadedBlock_=null};
+Blockly.InsertionMarkerManager.prototype.getInsertionMarkers=function(){var a=[];this.firstMarker_&&a.push(this.firstMarker_);this.lastMarker_&&a.push(this.lastMarker_);return a};Blockly.BlockDragger=function(a,b){this.draggingBlock_=a;this.workspace_=b;this.draggedConnectionManager_=new Blockly.InsertionMarkerManager(this.draggingBlock_);this.deleteArea_=null;this.wouldDeleteBlock_=!1;this.startXY_=this.draggingBlock_.getRelativeToSurfaceXY();this.dragIconData_=Blockly.BlockDragger.initIconData_(a)};Blockly.BlockDragger.prototype.dispose=function(){this.dragIconData_.length=0;this.draggedConnectionManager_&&this.draggedConnectionManager_.dispose()};
+Blockly.BlockDragger.initIconData_=function(a){var b=[];a=a.getDescendants(!1);for(var c=0,d;d=a[c];c++){d=d.getIcons();for(var e=0;e<d.length;e++){var f={location:d[e].getIconLocation(),icon:d[e]};b.push(f)}}return b};
+Blockly.BlockDragger.prototype.startBlockDrag=function(a,b){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.fireDragStartEvent_();this.workspace_.isMutator&&this.draggingBlock_.bringToFront();Blockly.utils.dom.startTextWidthCache();this.workspace_.setResizesEnabled(!1);Blockly.blockAnimations.disconnectUiStop();if(this.draggingBlock_.getParent()||b&&this.draggingBlock_.nextConnection&&this.draggingBlock_.nextConnection.targetBlock())this.draggingBlock_.unplug(b),a=this.pixelsToWorkspaceUnits_(a),
+a=Blockly.utils.Coordinate.sum(this.startXY_,a),this.draggingBlock_.translate(a.x,a.y),Blockly.blockAnimations.disconnectUiEffect(this.draggingBlock_);this.draggingBlock_.setDragging(!0);this.draggingBlock_.moveToDragSurface();if(a=this.workspace_.getToolbox())b=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",a.addStyle(b)};
+Blockly.BlockDragger.prototype.fireDragStartEvent_=function(){var a=new Blockly.Events.Ui(this.draggingBlock_,"dragStart",null,this.draggingBlock_.getDescendants(!1));Blockly.Events.fire(a)};Blockly.BlockDragger.prototype.dragBlock=function(a,b){b=this.pixelsToWorkspaceUnits_(b);var c=Blockly.utils.Coordinate.sum(this.startXY_,b);this.draggingBlock_.moveDuringDrag(c);this.dragIcons_(b);this.deleteArea_=this.workspace_.isDeleteArea(a);this.draggedConnectionManager_.update(b,this.deleteArea_);this.updateCursorDuringBlockDrag_()};
+Blockly.BlockDragger.prototype.endBlockDrag=function(a,b){this.dragBlock(a,b);this.dragIconData_=[];this.fireDragEndEvent_();Blockly.utils.dom.stopTextWidthCache();Blockly.blockAnimations.disconnectUiStop();a=this.pixelsToWorkspaceUnits_(b);b=Blockly.utils.Coordinate.sum(this.startXY_,a);this.draggingBlock_.moveOffDragSurface(b);this.maybeDeleteBlock_()||(this.draggingBlock_.moveConnections(a.x,a.y),this.draggingBlock_.setDragging(!1),this.fireMoveEvent_(),this.draggedConnectionManager_.wouldConnectBlock()?
+this.draggedConnectionManager_.applyConnections():this.draggingBlock_.render(),this.draggingBlock_.scheduleSnapAndBump());this.workspace_.setResizesEnabled(!0);if(a=this.workspace_.getToolbox())b=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",a.removeStyle(b);Blockly.Events.setGroup(!1)};Blockly.BlockDragger.prototype.fireDragEndEvent_=function(){var a=new Blockly.Events.Ui(this.draggingBlock_,"dragStop",this.draggingBlock_.getDescendants(!1),null);Blockly.Events.fire(a)};
+Blockly.BlockDragger.prototype.fireMoveEvent_=function(){var a=new Blockly.Events.BlockMove(this.draggingBlock_);a.oldCoordinate=this.startXY_;a.recordNew();Blockly.Events.fire(a)};Blockly.BlockDragger.prototype.maybeDeleteBlock_=function(){var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(a&&setTimeout(a.close.bind(a),100),this.fireMoveEvent_(),this.draggingBlock_.dispose(!1,!0),Blockly.draggingConnections=[]):a&&a.close();return this.wouldDeleteBlock_};
+Blockly.BlockDragger.prototype.updateCursorDuringBlockDrag_=function(){this.wouldDeleteBlock_=this.draggedConnectionManager_.wouldDeleteBlock();var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(this.draggingBlock_.setDeleteStyle(!0),this.deleteArea_==Blockly.DELETE_AREA_TRASH&&a&&a.setOpen(!0)):(this.draggingBlock_.setDeleteStyle(!1),a&&a.setOpen(!1))};
+Blockly.BlockDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new Blockly.utils.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&a.scale(1/this.workspace_.options.parentWorkspace.scale);return a};Blockly.BlockDragger.prototype.dragIcons_=function(a){for(var b=0;b<this.dragIconData_.length;b++){var c=this.dragIconData_[b];c.icon.setIconLocation(Blockly.utils.Coordinate.sum(c.location,a))}};
+Blockly.BlockDragger.prototype.getInsertionMarkers=function(){return this.draggedConnectionManager_&&this.draggedConnectionManager_.getInsertionMarkers?this.draggedConnectionManager_.getInsertionMarkers():[]};Blockly.VariableMap=function(a){this.variableMap_=Object.create(null);this.workspace=a};Blockly.VariableMap.prototype.clear=function(){this.variableMap_=Object.create(null)};Blockly.VariableMap.prototype.renameVariable=function(a,b){var c=this.getVariable(b,a.type),d=this.workspace.getAllBlocks(!1);Blockly.Events.setGroup(!0);try{c&&c.getId()!=a.getId()?this.renameVariableWithConflict_(a,b,c,d):this.renameVariableAndUses_(a,b,d)}finally{Blockly.Events.setGroup(!1)}};
+Blockly.VariableMap.prototype.renameVariableById=function(a,b){var c=this.getVariableById(a);if(!c)throw Error("Tried to rename a variable that didn't exist. ID: "+a);this.renameVariable(c,b)};Blockly.VariableMap.prototype.renameVariableAndUses_=function(a,b,c){Blockly.Events.fire(new Blockly.Events.VarRename(a,b));a.name=b;for(b=0;b<c.length;b++)c[b].updateVarName(a)};
+Blockly.VariableMap.prototype.renameVariableWithConflict_=function(a,b,c,d){var e=a.type;b!=c.name&&this.renameVariableAndUses_(c,b,d);for(b=0;b<d.length;b++)d[b].renameVarById(a.getId(),c.getId());Blockly.Events.fire(new Blockly.Events.VarDelete(a));a=this.getVariablesOfType(e).indexOf(a);this.variableMap_[e].splice(a,1)};
+Blockly.VariableMap.prototype.createVariable=function(a,b,c){var d=this.getVariable(a,b);if(d){if(c&&d.getId()!=c)throw Error('Variable "'+a+'" is already in use and its id is "'+d.getId()+'" which conflicts with the passed in id, "'+c+'".');return d}if(c&&this.getVariableById(c))throw Error('Variable id, "'+c+'", is already in use.');d=c||Blockly.utils.genUid();b=b||"";d=new Blockly.VariableModel(this.workspace,a,b,d);a=this.variableMap_[b]||[];a.push(d);delete this.variableMap_[b];this.variableMap_[b]=
+a;return d};Blockly.VariableMap.prototype.deleteVariable=function(a){for(var b=this.variableMap_[a.type],c=0,d;d=b[c];c++)if(d.getId()==a.getId()){b.splice(c,1);Blockly.Events.fire(new Blockly.Events.VarDelete(a));break}};
+Blockly.VariableMap.prototype.deleteVariableById=function(a){var b=this.getVariableById(a);if(b){var c=b.name,d=this.getVariableUsesById(a);a=0;for(var e;e=d[a];a++)if("procedures_defnoreturn"==e.type||"procedures_defreturn"==e.type){a=e.getFieldValue("NAME");c=Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE.replace("%1",c).replace("%2",a);Blockly.alert(c);return}var f=this;1<d.length?(c=Blockly.Msg.DELETE_VARIABLE_CONFIRMATION.replace("%1",String(d.length)).replace("%2",c),Blockly.confirm(c,function(a){a&&
+b&&f.deleteVariableInternal(b,d)})):f.deleteVariableInternal(b,d)}else console.warn("Can't delete non-existent variable: "+a)};Blockly.VariableMap.prototype.deleteVariableInternal=function(a,b){var c=Blockly.Events.getGroup();c||Blockly.Events.setGroup(!0);try{for(var d=0;d<b.length;d++)b[d].dispose(!0);this.deleteVariable(a)}finally{c||Blockly.Events.setGroup(!1)}};
+Blockly.VariableMap.prototype.getVariable=function(a,b){if(b=this.variableMap_[b||""])for(var c=0,d;d=b[c];c++)if(Blockly.Names.equals(d.name,a))return d;return null};Blockly.VariableMap.prototype.getVariableById=function(a){for(var b=Object.keys(this.variableMap_),c=0;c<b.length;c++)for(var d=b[c],e=0,f;f=this.variableMap_[d][e];e++)if(f.getId()==a)return f;return null};Blockly.VariableMap.prototype.getVariablesOfType=function(a){return(a=this.variableMap_[a||""])?a.slice():[]};
+Blockly.VariableMap.prototype.getVariableTypes=function(a){var b={};Blockly.utils.object.mixin(b,this.variableMap_);a&&a.getPotentialVariableMap()&&Blockly.utils.object.mixin(b,a.getPotentialVariableMap().variableMap_);a=Object.keys(b);b=!1;for(var c=0;c<a.length;c++)""==a[c]&&(b=!0);b||a.push("");return a};Blockly.VariableMap.prototype.getAllVariables=function(){var a=[],b;for(b in this.variableMap_)a=a.concat(this.variableMap_[b]);return a};
+Blockly.VariableMap.prototype.getAllVariableNames=function(){var a=[],b;for(b in this.variableMap_)for(var c=this.variableMap_[b],d=0,e;e=c[d];d++)a.push(e.name);return a};Blockly.VariableMap.prototype.getVariableUsesById=function(a){for(var b=[],c=this.workspace.getAllBlocks(!1),d=0;d<c.length;d++){var e=c[d].getVarModels();if(e)for(var f=0;f<e.length;f++)e[f].getId()==a&&b.push(c[d])}return b};Blockly.Workspace=function(a){this.id=Blockly.utils.genUid();Blockly.Workspace.WorkspaceDB_[this.id]=this;this.options=a||new Blockly.Options({});this.RTL=!!this.options.RTL;this.horizontalLayout=!!this.options.horizontalLayout;this.toolboxPosition=this.options.toolboxPosition;this.topBlocks_=[];this.topComments_=[];this.commentDB_=Object.create(null);this.listeners_=[];this.undoStack_=[];this.redoStack_=[];this.blockDB_=Object.create(null);this.typedBlocksDB_=Object.create(null);this.variableMap_=
+new Blockly.VariableMap(this);this.potentialVariableMap_=null};Blockly.Workspace.prototype.rendered=!1;Blockly.Workspace.prototype.isClearing=!1;Blockly.Workspace.prototype.MAX_UNDO=1024;Blockly.Workspace.prototype.connectionDBList=null;Blockly.Workspace.prototype.dispose=function(){this.listeners_.length=0;this.clear();delete Blockly.Workspace.WorkspaceDB_[this.id]};Blockly.Workspace.SCAN_ANGLE=3;
+Blockly.Workspace.prototype.sortObjects_=function(a,b){a=a.getRelativeToSurfaceXY();b=b.getRelativeToSurfaceXY();return a.y+Blockly.Workspace.prototype.sortObjects_.offset*a.x-(b.y+Blockly.Workspace.prototype.sortObjects_.offset*b.x)};Blockly.Workspace.prototype.addTopBlock=function(a){this.topBlocks_.push(a)};Blockly.Workspace.prototype.removeTopBlock=function(a){if(!Blockly.utils.arrayRemove(this.topBlocks_,a))throw Error("Block not present in workspace's list of top-most blocks.");};
+Blockly.Workspace.prototype.getTopBlocks=function(a){var b=[].concat(this.topBlocks_);a&&1<b.length&&(this.sortObjects_.offset=Math.sin(Blockly.utils.math.toRadians(Blockly.Workspace.SCAN_ANGLE)),this.RTL&&(this.sortObjects_.offset*=-1),b.sort(this.sortObjects_));return b};Blockly.Workspace.prototype.addTypedBlock=function(a){this.typedBlocksDB_[a.type]||(this.typedBlocksDB_[a.type]=[]);this.typedBlocksDB_[a.type].push(a)};
+Blockly.Workspace.prototype.removeTypedBlock=function(a){this.typedBlocksDB_[a.type].splice(this.typedBlocksDB_[a.type].indexOf(a),1);this.typedBlocksDB_[a.type].length||delete this.typedBlocksDB_[a.type]};
+Blockly.Workspace.prototype.getBlocksByType=function(a,b){if(!this.typedBlocksDB_[a])return[];a=this.typedBlocksDB_[a].slice(0);b&&1<a.length&&(this.sortObjects_.offset=Math.sin(Blockly.utils.math.toRadians(Blockly.Workspace.SCAN_ANGLE)),this.RTL&&(this.sortObjects_.offset*=-1),a.sort(this.sortObjects_));return a};
+Blockly.Workspace.prototype.addTopComment=function(a){this.topComments_.push(a);this.commentDB_[a.id]&&console.warn('Overriding an existing comment on this workspace, with id "'+a.id+'"');this.commentDB_[a.id]=a};Blockly.Workspace.prototype.removeTopComment=function(a){if(!Blockly.utils.arrayRemove(this.topComments_,a))throw Error("Comment not present in workspace's list of top-most comments.");delete this.commentDB_[a.id]};
+Blockly.Workspace.prototype.getTopComments=function(a){var b=[].concat(this.topComments_);a&&1<b.length&&(this.sortObjects_.offset=Math.sin(Blockly.utils.math.toRadians(Blockly.Workspace.SCAN_ANGLE)),this.RTL&&(this.sortObjects_.offset*=-1),b.sort(this.sortObjects_));return b};
+Blockly.Workspace.prototype.getAllBlocks=function(a){if(a){a=this.getTopBlocks(!0);for(var b=[],c=0;c<a.length;c++)b.push.apply(b,a[c].getDescendants(!0))}else for(b=this.getTopBlocks(!1),c=0;c<b.length;c++)b.push.apply(b,b[c].getChildren(!1));return b.filter(function(a){return!a.isInsertionMarker()})};
+Blockly.Workspace.prototype.clear=function(){this.isClearing=!0;try{var a=Blockly.Events.getGroup();for(a||Blockly.Events.setGroup(!0);this.topBlocks_.length;)this.topBlocks_[0].dispose(!1);for(;this.topComments_.length;)this.topComments_[this.topComments_.length-1].dispose(!1);a||Blockly.Events.setGroup(!1);this.variableMap_.clear();this.potentialVariableMap_&&this.potentialVariableMap_.clear()}finally{this.isClearing=!1}};
+Blockly.Workspace.prototype.renameVariableById=function(a,b){this.variableMap_.renameVariableById(a,b)};Blockly.Workspace.prototype.createVariable=function(a,b,c){return this.variableMap_.createVariable(a,b,c)};Blockly.Workspace.prototype.getVariableUsesById=function(a){return this.variableMap_.getVariableUsesById(a)};Blockly.Workspace.prototype.deleteVariableById=function(a){this.variableMap_.deleteVariableById(a)};
+Blockly.Workspace.prototype.deleteVariableInternal_=function(a,b){this.variableMap_.deleteVariableInternal(a,b)};Blockly.Workspace.prototype.variableIndexOf=function(a){console.warn("Deprecated call to Blockly.Workspace.prototype.variableIndexOf");return-1};Blockly.Workspace.prototype.getVariable=function(a,b){return this.variableMap_.getVariable(a,b)};Blockly.Workspace.prototype.getVariableById=function(a){return this.variableMap_.getVariableById(a)};
+Blockly.Workspace.prototype.getVariablesOfType=function(a){return this.variableMap_.getVariablesOfType(a)};Blockly.Workspace.prototype.getVariableTypes=function(){return this.variableMap_.getVariableTypes(this)};Blockly.Workspace.prototype.getAllVariables=function(){return this.variableMap_.getAllVariables()};Blockly.Workspace.prototype.getAllVariableNames=function(){return this.variableMap_.getAllVariableNames()};Blockly.Workspace.prototype.getWidth=function(){return 0};
+Blockly.Workspace.prototype.newBlock=function(a,b){return new Blockly.Block(this,a,b)};Blockly.Workspace.prototype.remainingCapacity=function(){return isNaN(this.options.maxBlocks)?Infinity:this.options.maxBlocks-this.getAllBlocks(!1).length};Blockly.Workspace.prototype.remainingCapacityOfType=function(a){return this.options.maxInstances?(this.options.maxInstances[a]||Infinity)-this.getBlocksByType(a,!1).length:Infinity};
+Blockly.Workspace.prototype.isCapacityAvailable=function(a){if(!this.hasBlockLimits())return!0;var b=0,c;for(c in a){if(a[c]>this.remainingCapacityOfType(c))return!1;b+=a[c]}return b>this.remainingCapacity()?!1:!0};Blockly.Workspace.prototype.hasBlockLimits=function(){return Infinity!=this.options.maxBlocks||!!this.options.maxInstances};
+Blockly.Workspace.prototype.undo=function(a){var b=a?this.redoStack_:this.undoStack_,c=a?this.undoStack_:this.redoStack_,d=b.pop();if(d){for(var e=[d];b.length&&d.group&&d.group==b[b.length-1].group;)e.push(b.pop());for(b=0;d=e[b];b++)c.push(d);e=Blockly.Events.filter(e,a);Blockly.Events.recordUndo=!1;try{for(b=0;d=e[b];b++)d.run(a)}finally{Blockly.Events.recordUndo=!0}}};Blockly.Workspace.prototype.clearUndo=function(){this.undoStack_.length=0;this.redoStack_.length=0;Blockly.Events.clearPendingUndo()};
+Blockly.Workspace.prototype.addChangeListener=function(a){this.listeners_.push(a);return a};Blockly.Workspace.prototype.removeChangeListener=function(a){Blockly.utils.arrayRemove(this.listeners_,a)};Blockly.Workspace.prototype.fireChangeListener=function(a){if(a.recordUndo)for(this.undoStack_.push(a),this.redoStack_.length=0;this.undoStack_.length>this.MAX_UNDO&&0<=this.MAX_UNDO;)this.undoStack_.shift();for(var b=0,c;c=this.listeners_[b];b++)c(a)};
+Blockly.Workspace.prototype.getBlockById=function(a){return this.blockDB_[a]||null};Blockly.Workspace.prototype.setBlockById=function(a,b){this.blockDB_[a]=b};Blockly.Workspace.prototype.removeBlockById=function(a){delete this.blockDB_[a]};Blockly.Workspace.prototype.getCommentById=function(a){return this.commentDB_[a]||null};Blockly.Workspace.prototype.allInputsFilled=function(a){for(var b=this.getTopBlocks(!1),c=0,d;d=b[c];c++)if(!d.allInputsFilled(a))return!1;return!0};
+Blockly.Workspace.prototype.getPotentialVariableMap=function(){return this.potentialVariableMap_};Blockly.Workspace.prototype.createPotentialVariableMap=function(){this.potentialVariableMap_=new Blockly.VariableMap(this)};Blockly.Workspace.prototype.getVariableMap=function(){return this.variableMap_};Blockly.Workspace.prototype.setVariableMap=function(a){this.variableMap_=a};Blockly.Workspace.WorkspaceDB_=Object.create(null);
+Blockly.Workspace.getById=function(a){return Blockly.Workspace.WorkspaceDB_[a]||null};Blockly.Workspace.getAll=function(){var a=[],b;for(b in Blockly.Workspace.WorkspaceDB_)a.push(Blockly.Workspace.WorkspaceDB_[b]);return a};Blockly.Bubble=function(a,b,c,d,e,f){this.workspace_=a;this.content_=b;this.shape_=c;this.onMouseDownResizeWrapper_=this.onMouseDownBubbleWrapper_=this.moveCallback_=this.resizeCallback_=null;this.disposed=!1;c=Blockly.Bubble.ARROW_ANGLE;this.workspace_.RTL&&(c=-c);this.arrow_radians_=Blockly.utils.math.toRadians(c);a.getBubbleCanvas().appendChild(this.createDom_(b,!(!e||!f)));this.setAnchorLocation(d);e&&f||(a=this.content_.getBBox(),e=a.width+2*Blockly.Bubble.BORDER_WIDTH,f=a.height+2*Blockly.Bubble.BORDER_WIDTH);
+this.setBubbleSize(e,f);this.positionBubble_();this.renderArrow_();this.rendered_=!0};Blockly.Bubble.BORDER_WIDTH=6;Blockly.Bubble.ARROW_THICKNESS=5;Blockly.Bubble.ARROW_ANGLE=20;Blockly.Bubble.ARROW_BEND=4;Blockly.Bubble.ANCHOR_RADIUS=8;Blockly.Bubble.onMouseUpWrapper_=null;Blockly.Bubble.onMouseMoveWrapper_=null;
+Blockly.Bubble.unbindDragEvents_=function(){Blockly.Bubble.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Bubble.onMouseUpWrapper_),Blockly.Bubble.onMouseUpWrapper_=null);Blockly.Bubble.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Bubble.onMouseMoveWrapper_),Blockly.Bubble.onMouseMoveWrapper_=null)};Blockly.Bubble.bubbleMouseUp_=function(a){Blockly.Touch.clearTouchIdentifier();Blockly.Bubble.unbindDragEvents_()};Blockly.Bubble.prototype.rendered_=!1;Blockly.Bubble.prototype.anchorXY_=null;
+Blockly.Bubble.prototype.relativeLeft_=0;Blockly.Bubble.prototype.relativeTop_=0;Blockly.Bubble.prototype.width_=0;Blockly.Bubble.prototype.height_=0;Blockly.Bubble.prototype.autoLayout_=!0;
+Blockly.Bubble.prototype.createDom_=function(a,b){this.bubbleGroup_=Blockly.utils.dom.createSvgElement("g",{},null);var c={filter:"url(#"+this.workspace_.getRenderer().getConstants().embossFilterId+")"};Blockly.utils.userAgent.JAVA_FX&&(c={});c=Blockly.utils.dom.createSvgElement("g",c,this.bubbleGroup_);this.bubbleArrow_=Blockly.utils.dom.createSvgElement("path",{},c);this.bubbleBack_=Blockly.utils.dom.createSvgElement("rect",{"class":"blocklyDraggable",x:0,y:0,rx:Blockly.Bubble.BORDER_WIDTH,ry:Blockly.Bubble.BORDER_WIDTH},
+c);b?(this.resizeGroup_=Blockly.utils.dom.createSvgElement("g",{"class":this.workspace_.RTL?"blocklyResizeSW":"blocklyResizeSE"},this.bubbleGroup_),b=2*Blockly.Bubble.BORDER_WIDTH,Blockly.utils.dom.createSvgElement("polygon",{points:"0,x x,x x,0".replace(/x/g,b.toString())},this.resizeGroup_),Blockly.utils.dom.createSvgElement("line",{"class":"blocklyResizeLine",x1:b/3,y1:b-1,x2:b-1,y2:b/3},this.resizeGroup_),Blockly.utils.dom.createSvgElement("line",{"class":"blocklyResizeLine",x1:2*b/3,y1:b-1,x2:b-
+1,y2:2*b/3},this.resizeGroup_)):this.resizeGroup_=null;this.workspace_.options.readOnly||(this.onMouseDownBubbleWrapper_=Blockly.bindEventWithChecks_(this.bubbleBack_,"mousedown",this,this.bubbleMouseDown_),this.resizeGroup_&&(this.onMouseDownResizeWrapper_=Blockly.bindEventWithChecks_(this.resizeGroup_,"mousedown",this,this.resizeMouseDown_)));this.bubbleGroup_.appendChild(a);return this.bubbleGroup_};Blockly.Bubble.prototype.getSvgRoot=function(){return this.bubbleGroup_};
+Blockly.Bubble.prototype.setSvgId=function(a){this.bubbleGroup_.dataset&&(this.bubbleGroup_.dataset.blockId=a)};Blockly.Bubble.prototype.bubbleMouseDown_=function(a){var b=this.workspace_.getGesture(a);b&&b.handleBubbleStart(a,this)};Blockly.Bubble.prototype.showContextMenu=function(a){};Blockly.Bubble.prototype.isDeletable=function(){return!1};
+Blockly.Bubble.prototype.resizeMouseDown_=function(a){this.promote();Blockly.Bubble.unbindDragEvents_();Blockly.utils.isRightButton(a)||(this.workspace_.startDrag(a,new Blockly.utils.Coordinate(this.workspace_.RTL?-this.width_:this.width_,this.height_)),Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",this,Blockly.Bubble.bubbleMouseUp_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",this,this.resizeMouseMove_),Blockly.hideChaff());
+a.stopPropagation()};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace_.moveDrag(a);this.setBubbleSize(this.workspace_.RTL?-a.x:a.x,a.y);this.workspace_.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a){this.resizeCallback_=a};Blockly.Bubble.prototype.registerMoveEvent=function(a){this.moveCallback_=a};
+Blockly.Bubble.prototype.promote=function(){var a=this.bubbleGroup_.parentNode;return a.lastChild!==this.bubbleGroup_?(a.appendChild(this.bubbleGroup_),!0):!1};Blockly.Bubble.prototype.setAnchorLocation=function(a){this.anchorXY_=a;this.rendered_&&this.positionBubble_()};
+Blockly.Bubble.prototype.layoutBubble_=function(){var a=this.workspace_.getMetrics();a.viewLeft/=this.workspace_.scale;a.viewWidth/=this.workspace_.scale;a.viewTop/=this.workspace_.scale;a.viewHeight/=this.workspace_.scale;var b=this.getOptimalRelativeLeft_(a),c=this.getOptimalRelativeTop_(a),d=this.shape_.getBBox(),e={x:b,y:-this.height_-this.workspace_.getRenderer().getConstants().MIN_BLOCK_HEIGHT},f={x:-this.width_-30,y:c};c={x:d.width,y:c};var g={x:b,y:d.height};b=d.width<d.height?c:g;d=d.width<
+d.height?g:c;c=this.getOverlap_(e,a);g=this.getOverlap_(f,a);var h=this.getOverlap_(b,a);a=this.getOverlap_(d,a);a=Math.max(c,g,h,a);c==a?(this.relativeLeft_=e.x,this.relativeTop_=e.y):g==a?(this.relativeLeft_=f.x,this.relativeTop_=f.y):h==a?(this.relativeLeft_=b.x,this.relativeTop_=b.y):(this.relativeLeft_=d.x,this.relativeTop_=d.y)};
+Blockly.Bubble.prototype.getOverlap_=function(a,b){var c=this.workspace_.RTL?this.anchorXY_.x-a.x-this.width_:a.x+this.anchorXY_.x;a=a.y+this.anchorXY_.y;return Math.max(0,Math.min(1,(Math.min(c+this.width_,b.viewLeft+b.viewWidth)-Math.max(c,b.viewLeft))*(Math.min(a+this.height_,b.viewTop+b.viewHeight)-Math.max(a,b.viewTop))/(this.width_*this.height_)))};
+Blockly.Bubble.prototype.getOptimalRelativeLeft_=function(a){var b=-this.width_/4;if(this.width_>a.viewWidth)return b;if(this.workspace_.RTL)var c=this.anchorXY_.x-b,d=c-this.width_,e=a.viewLeft+a.viewWidth,f=a.viewLeft+Blockly.Scrollbar.scrollbarThickness/this.workspace_.scale;else d=b+this.anchorXY_.x,c=d+this.width_,f=a.viewLeft,e=a.viewLeft+a.viewWidth-Blockly.Scrollbar.scrollbarThickness/this.workspace_.scale;this.workspace_.RTL?d<f?b=-(f-this.anchorXY_.x+this.width_):c>e&&(b=-(e-this.anchorXY_.x)):
+d<f?b=f-this.anchorXY_.x:c>e&&(b=e-this.anchorXY_.x-this.width_);return b};Blockly.Bubble.prototype.getOptimalRelativeTop_=function(a){var b=-this.height_/4;if(this.height_>a.viewHeight)return b;var c=this.anchorXY_.y+b,d=c+this.height_,e=a.viewTop;a=a.viewTop+a.viewHeight-Blockly.Scrollbar.scrollbarThickness/this.workspace_.scale;var f=this.anchorXY_.y;c<e?b=e-f:d>a&&(b=a-f-this.height_);return b};
+Blockly.Bubble.prototype.positionBubble_=function(){var a=this.anchorXY_.x;a=this.workspace_.RTL?a-(this.relativeLeft_+this.width_):a+this.relativeLeft_;this.moveTo(a,this.relativeTop_+this.anchorXY_.y)};Blockly.Bubble.prototype.moveTo=function(a,b){this.bubbleGroup_.setAttribute("transform","translate("+a+","+b+")")};Blockly.Bubble.prototype.setDragging=function(a){!a&&this.moveCallback_&&this.moveCallback_()};
+Blockly.Bubble.prototype.getBubbleSize=function(){return new Blockly.utils.Size(this.width_,this.height_)};
+Blockly.Bubble.prototype.setBubbleSize=function(a,b){var c=2*Blockly.Bubble.BORDER_WIDTH;a=Math.max(a,c+45);b=Math.max(b,c+20);this.width_=a;this.height_=b;this.bubbleBack_.setAttribute("width",a);this.bubbleBack_.setAttribute("height",b);this.resizeGroup_&&(this.workspace_.RTL?this.resizeGroup_.setAttribute("transform","translate("+2*Blockly.Bubble.BORDER_WIDTH+","+(b-c)+") scale(-1 1)"):this.resizeGroup_.setAttribute("transform","translate("+(a-c)+","+(b-c)+")"));this.autoLayout_&&this.layoutBubble_();
+this.positionBubble_();this.renderArrow_();this.resizeCallback_&&this.resizeCallback_()};
+Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;this.workspace_.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),l=Math.cos(h),m=this.getBubbleSize();h=(m.width+m.height)/Blockly.Bubble.ARROW_THICKNESS;h=Math.min(h,m.width,m.height)/4;m=1-Blockly.Bubble.ANCHOR_RADIUS/f;d=b+
+m*d;e=c+m*e;m=b+h*l;var n=c+h*k;b-=h*l;c-=h*k;k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+m+","+n);a.push("C"+(m+f)+","+(n+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill",a);this.bubbleArrow_.setAttribute("fill",a)};
+Blockly.Bubble.prototype.dispose=function(){this.onMouseDownBubbleWrapper_&&Blockly.unbindEvent_(this.onMouseDownBubbleWrapper_);this.onMouseDownResizeWrapper_&&Blockly.unbindEvent_(this.onMouseDownResizeWrapper_);Blockly.Bubble.unbindDragEvents_();Blockly.utils.dom.removeNode(this.bubbleGroup_);this.disposed=!0};
+Blockly.Bubble.prototype.moveDuringDrag=function(a,b){a?a.translateSurface(b.x,b.y):this.moveTo(b.x,b.y);this.relativeLeft_=this.workspace_.RTL?this.anchorXY_.x-b.x-this.width_:b.x-this.anchorXY_.x;this.relativeTop_=b.y-this.anchorXY_.y;this.renderArrow_()};Blockly.Bubble.prototype.getRelativeToSurfaceXY=function(){return new Blockly.utils.Coordinate(this.workspace_.RTL?-this.relativeLeft_+this.anchorXY_.x-this.width_:this.anchorXY_.x+this.relativeLeft_,this.anchorXY_.y+this.relativeTop_)};
+Blockly.Bubble.prototype.setAutoLayout=function(a){this.autoLayout_=a};Blockly.Events.CommentBase=function(a){this.commentId=a.id;this.workspaceId=a.workspace.id;this.group=Blockly.Events.getGroup();this.recordUndo=Blockly.Events.recordUndo};Blockly.utils.object.inherits(Blockly.Events.CommentBase,Blockly.Events.Abstract);Blockly.Events.CommentBase.prototype.toJson=function(){var a=Blockly.Events.CommentBase.superClass_.toJson.call(this);this.commentId&&(a.commentId=this.commentId);return a};
+Blockly.Events.CommentBase.prototype.fromJson=function(a){Blockly.Events.CommentBase.superClass_.fromJson.call(this,a);this.commentId=a.commentId};Blockly.Events.CommentChange=function(a,b,c){a&&(Blockly.Events.CommentChange.superClass_.constructor.call(this,a),this.oldContents_=b,this.newContents_=c)};Blockly.utils.object.inherits(Blockly.Events.CommentChange,Blockly.Events.CommentBase);Blockly.Events.CommentChange.prototype.type=Blockly.Events.COMMENT_CHANGE;
+Blockly.Events.CommentChange.prototype.toJson=function(){var a=Blockly.Events.CommentChange.superClass_.toJson.call(this);a.newContents=this.newContents_;return a};Blockly.Events.CommentChange.prototype.fromJson=function(a){Blockly.Events.CommentChange.superClass_.fromJson.call(this,a);this.newContents_=a.newValue};Blockly.Events.CommentChange.prototype.isNull=function(){return this.oldContents_==this.newContents_};
+Blockly.Events.CommentChange.prototype.run=function(a){var b=this.getEventWorkspace_().getCommentById(this.commentId);b?b.setContent(a?this.newContents_:this.oldContents_):console.warn("Can't change non-existent comment: "+this.commentId)};Blockly.Events.CommentCreate=function(a){a&&(Blockly.Events.CommentCreate.superClass_.constructor.call(this,a),this.xml=a.toXmlWithXY())};Blockly.utils.object.inherits(Blockly.Events.CommentCreate,Blockly.Events.CommentBase);
+Blockly.Events.CommentCreate.prototype.type=Blockly.Events.COMMENT_CREATE;Blockly.Events.CommentCreate.prototype.toJson=function(){var a=Blockly.Events.CommentCreate.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);return a};Blockly.Events.CommentCreate.prototype.fromJson=function(a){Blockly.Events.CommentCreate.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom(a.xml)};
+Blockly.Events.CommentCreate.prototype.run=function(a){Blockly.Events.CommentCreateDeleteHelper(this,a)};Blockly.Events.CommentCreateDeleteHelper=function(a,b){var c=a.getEventWorkspace_();b?(b=Blockly.utils.xml.createElement("xml"),b.appendChild(a.xml),Blockly.Xml.domToWorkspace(b,c)):(c=c.getCommentById(a.commentId))?c.dispose(!1,!1):console.warn("Can't uncreate non-existent comment: "+a.commentId)};
+Blockly.Events.CommentDelete=function(a){a&&(Blockly.Events.CommentDelete.superClass_.constructor.call(this,a),this.xml=a.toXmlWithXY())};Blockly.utils.object.inherits(Blockly.Events.CommentDelete,Blockly.Events.CommentBase);Blockly.Events.CommentDelete.prototype.type=Blockly.Events.COMMENT_DELETE;Blockly.Events.CommentDelete.prototype.toJson=function(){return Blockly.Events.CommentDelete.superClass_.toJson.call(this)};
+Blockly.Events.CommentDelete.prototype.fromJson=function(a){Blockly.Events.CommentDelete.superClass_.fromJson.call(this,a)};Blockly.Events.CommentDelete.prototype.run=function(a){Blockly.Events.CommentCreateDeleteHelper(this,!a)};Blockly.Events.CommentMove=function(a){a&&(Blockly.Events.CommentMove.superClass_.constructor.call(this,a),this.comment_=a,this.oldCoordinate_=a.getXY(),this.newCoordinate_=null)};Blockly.utils.object.inherits(Blockly.Events.CommentMove,Blockly.Events.CommentBase);
+Blockly.Events.CommentMove.prototype.recordNew=function(){if(!this.comment_)throw Error("Tried to record the new position of a comment on the same event twice.");this.newCoordinate_=this.comment_.getXY();this.comment_=null};Blockly.Events.CommentMove.prototype.type=Blockly.Events.COMMENT_MOVE;Blockly.Events.CommentMove.prototype.setOldCoordinate=function(a){this.oldCoordinate_=a};
+Blockly.Events.CommentMove.prototype.toJson=function(){var a=Blockly.Events.CommentMove.superClass_.toJson.call(this);this.newCoordinate_&&(a.newCoordinate=Math.round(this.newCoordinate_.x)+","+Math.round(this.newCoordinate_.y));return a};Blockly.Events.CommentMove.prototype.fromJson=function(a){Blockly.Events.CommentMove.superClass_.fromJson.call(this,a);a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate_=new Blockly.utils.Coordinate(Number(a[0]),Number(a[1])))};
+Blockly.Events.CommentMove.prototype.isNull=function(){return Blockly.utils.Coordinate.equals(this.oldCoordinate_,this.newCoordinate_)};Blockly.Events.CommentMove.prototype.run=function(a){var b=this.getEventWorkspace_().getCommentById(this.commentId);if(b){a=a?this.newCoordinate_:this.oldCoordinate_;var c=b.getXY();b.moveBy(a.x-c.x,a.y-c.y)}else console.warn("Can't move non-existent comment: "+this.commentId)};Blockly.BubbleDragger=function(a,b){this.draggingBubble_=a;this.workspace_=b;this.deleteArea_=null;this.wouldDeleteBubble_=!1;this.startXY_=this.draggingBubble_.getRelativeToSurfaceXY();this.dragSurface_=Blockly.utils.is3dSupported()&&b.getBlockDragSurface()?b.getBlockDragSurface():null};Blockly.BubbleDragger.prototype.dispose=function(){this.dragSurface_=this.workspace_=this.draggingBubble_=null};
+Blockly.BubbleDragger.prototype.startBubbleDrag=function(){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);this.draggingBubble_.setAutoLayout(!1);this.dragSurface_&&this.moveToDragSurface_();this.draggingBubble_.setDragging&&this.draggingBubble_.setDragging(!0);var a=this.workspace_.getToolbox();if(a){var b=this.draggingBubble_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab";a.addStyle(b)}};
+Blockly.BubbleDragger.prototype.dragBubble=function(a,b){b=this.pixelsToWorkspaceUnits_(b);b=Blockly.utils.Coordinate.sum(this.startXY_,b);this.draggingBubble_.moveDuringDrag(this.dragSurface_,b);this.draggingBubble_.isDeletable()&&(this.deleteArea_=this.workspace_.isDeleteArea(a),this.updateCursorDuringBubbleDrag_())};
+Blockly.BubbleDragger.prototype.maybeDeleteBubble_=function(){var a=this.workspace_.trashcan;this.wouldDeleteBubble_?(a&&setTimeout(a.close.bind(a),100),this.fireMoveEvent_(),this.draggingBubble_.dispose(!1,!0)):a&&a.close();return this.wouldDeleteBubble_};
+Blockly.BubbleDragger.prototype.updateCursorDuringBubbleDrag_=function(){this.wouldDeleteBubble_=this.deleteArea_!=Blockly.DELETE_AREA_NONE;var a=this.workspace_.trashcan;this.wouldDeleteBubble_?(this.draggingBubble_.setDeleteStyle(!0),this.deleteArea_==Blockly.DELETE_AREA_TRASH&&a&&a.setOpen(!0)):(this.draggingBubble_.setDeleteStyle(!1),a&&a.setOpen(!1))};
+Blockly.BubbleDragger.prototype.endBubbleDrag=function(a,b){this.dragBubble(a,b);a=this.pixelsToWorkspaceUnits_(b);a=Blockly.utils.Coordinate.sum(this.startXY_,a);this.draggingBubble_.moveTo(a.x,a.y);this.maybeDeleteBubble_()||(this.dragSurface_&&this.dragSurface_.clearAndHide(this.workspace_.getBubbleCanvas()),this.draggingBubble_.setDragging&&this.draggingBubble_.setDragging(!1),this.fireMoveEvent_());this.workspace_.setResizesEnabled(!0);this.workspace_.getToolbox()&&(a=this.draggingBubble_.isDeletable()?
+"blocklyToolboxDelete":"blocklyToolboxGrab",this.workspace_.getToolbox().removeStyle(a));Blockly.Events.setGroup(!1)};Blockly.BubbleDragger.prototype.fireMoveEvent_=function(){if(this.draggingBubble_.isComment){var a=new Blockly.Events.CommentMove(this.draggingBubble_);a.setOldCoordinate(this.startXY_);a.recordNew();Blockly.Events.fire(a)}};
+Blockly.BubbleDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new Blockly.utils.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&a.scale(1/this.workspace_.options.parentWorkspace.scale);return a};Blockly.BubbleDragger.prototype.moveToDragSurface_=function(){this.draggingBubble_.moveTo(0,0);this.dragSurface_.translateSurface(this.startXY_.x,this.startXY_.y);this.dragSurface_.setBlocksAndShow(this.draggingBubble_.getSvgRoot())};Blockly.WorkspaceDragger=function(a){this.workspace_=a;this.startScrollXY_=new Blockly.utils.Coordinate(a.scrollX,a.scrollY)};Blockly.WorkspaceDragger.prototype.dispose=function(){this.workspace_=null};Blockly.WorkspaceDragger.prototype.startDrag=function(){Blockly.selected&&Blockly.selected.unselect();this.workspace_.setupDragSurface()};Blockly.WorkspaceDragger.prototype.endDrag=function(a){this.drag(a);this.workspace_.resetDragSurface()};
+Blockly.WorkspaceDragger.prototype.drag=function(a){a=Blockly.utils.Coordinate.sum(this.startScrollXY_,a);this.workspace_.scroll(a.x,a.y)};Blockly.FlyoutDragger=function(a){Blockly.FlyoutDragger.superClass_.constructor.call(this,a.getWorkspace());this.scrollbar_=a.scrollbar_;this.horizontalLayout_=a.horizontalLayout_};Blockly.utils.object.inherits(Blockly.FlyoutDragger,Blockly.WorkspaceDragger);Blockly.FlyoutDragger.prototype.drag=function(a){a=Blockly.utils.Coordinate.sum(this.startScrollXY_,a);this.horizontalLayout_?this.scrollbar_.set(-a.x):this.scrollbar_.set(-a.y)};Blockly.Action=function(a,b){this.name=a;this.desc=b};Blockly.navigation={};Blockly.navigation.loggingCallback=null;Blockly.navigation.STATE_FLYOUT=1;Blockly.navigation.STATE_WS=2;Blockly.navigation.STATE_TOOLBOX=3;Blockly.navigation.WS_MOVE_DISTANCE=40;Blockly.navigation.currentState_=Blockly.navigation.STATE_WS;
+Blockly.navigation.actionNames={PREVIOUS:"previous",NEXT:"next",IN:"in",OUT:"out",INSERT:"insert",MARK:"mark",DISCONNECT:"disconnect",TOOLBOX:"toolbox",EXIT:"exit",TOGGLE_KEYBOARD_NAV:"toggle_keyboard_nav",MOVE_WS_CURSOR_UP:"move workspace cursor up",MOVE_WS_CURSOR_DOWN:"move workspace cursor down",MOVE_WS_CURSOR_LEFT:"move workspace cursor left",MOVE_WS_CURSOR_RIGHT:"move workspace cursor right"};Blockly.navigation.MARKER_NAME="local_marker_1";Blockly.navigation.getMarker=function(){return Blockly.getMainWorkspace().getMarker(Blockly.navigation.MARKER_NAME)};
+Blockly.navigation.focusToolbox_=function(){var a=Blockly.getMainWorkspace().getToolbox();a&&(Blockly.navigation.currentState_=Blockly.navigation.STATE_TOOLBOX,Blockly.navigation.resetFlyout_(!1),Blockly.navigation.getMarker().getCurNode()||Blockly.navigation.markAtCursor_(),a.selectFirstCategory())};
+Blockly.navigation.focusFlyout_=function(){Blockly.navigation.currentState_=Blockly.navigation.STATE_FLYOUT;var a=Blockly.getMainWorkspace();var b=a.getToolbox();a=b?b.flyout_:a.getFlyout();Blockly.navigation.getMarker().getCurNode()||Blockly.navigation.markAtCursor_();a&&a.getWorkspace()&&(a=a.getWorkspace().getTopBlocks(!0),0<a.length&&(a=a[0],a=Blockly.ASTNode.createStackNode(a),Blockly.navigation.getFlyoutCursor_().setCurNode(a)))};
+Blockly.navigation.focusWorkspace_=function(){Blockly.hideChaff();var a=Blockly.getMainWorkspace(),b=a.getCursor(),c=!!a.getToolbox(),d=a.getTopBlocks(!0);Blockly.navigation.resetFlyout_(c);Blockly.navigation.currentState_=Blockly.navigation.STATE_WS;0<d.length?b.setCurNode(Blockly.navigation.getTopNode(d[0])):(c=new Blockly.utils.Coordinate(100,100),a=Blockly.ASTNode.createWorkspaceNode(a,c),b.setCurNode(a))};
+Blockly.navigation.getFlyoutCursor_=function(){var a=Blockly.getMainWorkspace(),b=null;a.rendered&&(b=(a=(b=a.getToolbox())?b.flyout_:a.getFlyout())?a.workspace_.getCursor():null);return b};
+Blockly.navigation.insertFromFlyout=function(){var a=Blockly.getMainWorkspace(),b=a.getFlyout();if(b&&b.isVisible()){var c=Blockly.navigation.getFlyoutCursor_().getCurNode().getLocation();c.isEnabled()?(b=b.createBlock(c),b.render(),b.setConnectionTracking(!0),a.getCursor().setCurNode(Blockly.ASTNode.createBlockNode(b)),Blockly.navigation.modify_()||Blockly.navigation.warn_("Something went wrong while inserting a block from the flyout."),Blockly.navigation.focusWorkspace_(),a.getCursor().setCurNode(Blockly.navigation.getTopNode(b)),
+Blockly.navigation.removeMark_()):Blockly.navigation.warn_("Can't insert a disabled block.")}else Blockly.navigation.warn_("Trying to insert from the flyout when the flyout does not  exist or is not visible")};Blockly.navigation.resetFlyout_=function(a){Blockly.navigation.getFlyoutCursor_()&&(Blockly.navigation.getFlyoutCursor_().hide(),a&&Blockly.getMainWorkspace().getFlyout().hide())};
+Blockly.navigation.modifyWarn_=function(){var a=Blockly.navigation.getMarker().getCurNode(),b=Blockly.getMainWorkspace().getCursor().getCurNode();if(!a)return Blockly.navigation.warn_("Cannot insert with no marked node."),!1;if(!b)return Blockly.navigation.warn_("Cannot insert with no cursor node."),!1;a=a.getType();b=b.getType();return a==Blockly.ASTNode.types.FIELD?(Blockly.navigation.warn_("Should not have been able to mark a field."),!1):a==Blockly.ASTNode.types.BLOCK?(Blockly.navigation.warn_("Should not have been able to mark a block."),
+!1):a==Blockly.ASTNode.types.STACK?(Blockly.navigation.warn_("Should not have been able to mark a stack."),!1):b==Blockly.ASTNode.types.FIELD?(Blockly.navigation.warn_("Cannot attach a field to anything else."),!1):b==Blockly.ASTNode.types.WORKSPACE?(Blockly.navigation.warn_("Cannot attach a workspace to anything else."),!1):!0};
+Blockly.navigation.moveBlockToWorkspace_=function(a,b){if(!a)return!1;if(a.isShadow())return Blockly.navigation.warn_("Cannot move a shadow block to the workspace."),!1;a.getParent()&&a.unplug(!1);a.moveTo(b.getWsCoordinate());return!0};
+Blockly.navigation.modify_=function(){var a=Blockly.navigation.getMarker().getCurNode(),b=Blockly.getMainWorkspace().getCursor().getCurNode();if(!Blockly.navigation.modifyWarn_())return!1;var c=a.getType(),d=b.getType(),e=b.getLocation(),f=a.getLocation();if(a.isConnection()&&b.isConnection())return Blockly.navigation.connect_(e,f);if(a.isConnection()&&(d==Blockly.ASTNode.types.BLOCK||d==Blockly.ASTNode.types.STACK))return Blockly.navigation.insertBlock(e,f);if(c==Blockly.ASTNode.types.WORKSPACE)return b=
+b?b.getSourceBlock():null,Blockly.navigation.moveBlockToWorkspace_(b,a);Blockly.navigation.warn_("Unexpected state in Blockly.navigation.modify_.");return!1};Blockly.navigation.disconnectChild_=function(a,b){var c=a.getSourceBlock(),d=b.getSourceBlock();c.getRootBlock()==d.getRootBlock()&&(-1<c.getDescendants(!1).indexOf(d)?Blockly.navigation.getInferiorConnection_(b).disconnect():Blockly.navigation.getInferiorConnection_(a).disconnect())};
+Blockly.navigation.moveAndConnect_=function(a,b){if(!a||!b)return!1;var c=a.getSourceBlock();return b.canConnectWithReason(a)==Blockly.Connection.CAN_CONNECT?(Blockly.navigation.disconnectChild_(a,b),b.isSuperior()||c.getRootBlock().positionNearConnection(a,b),b.connect(a),!0):!1};Blockly.navigation.getInferiorConnection_=function(a){var b=a.getSourceBlock();return a.isSuperior()?b.previousConnection?b.previousConnection:b.outputConnection?b.outputConnection:null:a};
+Blockly.navigation.getSuperiorConnection_=function(a){return a.isSuperior()?a:a.targetConnection?a.targetConnection:null};
+Blockly.navigation.connect_=function(a,b){if(!a||!b)return!1;var c=Blockly.navigation.getInferiorConnection_(a),d=Blockly.navigation.getSuperiorConnection_(b),e=Blockly.navigation.getSuperiorConnection_(a),f=Blockly.navigation.getInferiorConnection_(b);if(c&&d&&Blockly.navigation.moveAndConnect_(c,d)||e&&f&&Blockly.navigation.moveAndConnect_(e,f)||Blockly.navigation.moveAndConnect_(a,b))return!0;try{b.checkConnection(a)}catch(g){Blockly.navigation.warn_("Connection failed with error: "+g)}return!1};
+Blockly.navigation.insertBlock=function(a,b){switch(b.type){case Blockly.PREVIOUS_STATEMENT:if(Blockly.navigation.connect_(a.nextConnection,b))return!0;break;case Blockly.NEXT_STATEMENT:if(Blockly.navigation.connect_(a.previousConnection,b))return!0;break;case Blockly.INPUT_VALUE:if(Blockly.navigation.connect_(a.outputConnection,b))return!0;break;case Blockly.OUTPUT_VALUE:for(var c=0;c<a.inputList.length;c++){var d=a.inputList[c].connection;if(d&&d.type===Blockly.INPUT_VALUE&&Blockly.navigation.connect_(d,
+b))return!0}if(a.outputConnection&&Blockly.navigation.connect_(a.outputConnection,b))return!0}Blockly.navigation.warn_("This block can not be inserted at the marked location.");return!1};
+Blockly.navigation.disconnectBlocks_=function(){var a=Blockly.getMainWorkspace(),b=a.getCursor().getCurNode();if(b.isConnection()){var c=b.getLocation();c.isConnected()?(b=c.isSuperior()?c:c.targetConnection,c=c.isSuperior()?c.targetConnection:c,c.getSourceBlock().isShadow()?Blockly.navigation.log_("Cannot disconnect a shadow block"):(b.disconnect(),c.bumpAwayFrom(b),b.getSourceBlock().getRootBlock().bringToFront(),b=Blockly.ASTNode.createConnectionNode(b),a.getCursor().setCurNode(b))):Blockly.navigation.log_("Cannot disconnect unconnected connection")}else Blockly.navigation.log_("Cannot disconnect blocks when the cursor is not on a connection")};
+Blockly.navigation.markAtCursor_=function(){Blockly.navigation.getMarker().setCurNode(Blockly.getMainWorkspace().getCursor().getCurNode())};Blockly.navigation.removeMark_=function(){var a=Blockly.navigation.getMarker();a.setCurNode(null);a.hide()};Blockly.navigation.setState=function(a){Blockly.navigation.currentState_=a};Blockly.navigation.getTopNode=function(a){var b=a.previousConnection||a.outputConnection;return b?Blockly.ASTNode.createConnectionNode(b):Blockly.ASTNode.createBlockNode(a)};
+Blockly.navigation.moveCursorOnBlockDelete=function(a){var b=Blockly.getMainWorkspace();if(b&&(b=b.getCursor())){var c=b.getCurNode();c=c?c.getSourceBlock():null;c===a?c.getParent()?(a=c.previousConnection||c.outputConnection)&&b.setCurNode(Blockly.ASTNode.createConnectionNode(a.targetConnection)):b.setCurNode(Blockly.ASTNode.createWorkspaceNode(c.workspace,c.getRelativeToSurfaceXY())):c&&-1<a.getChildren(!1).indexOf(c)&&b.setCurNode(Blockly.ASTNode.createWorkspaceNode(c.workspace,c.getRelativeToSurfaceXY()))}};
+Blockly.navigation.moveCursorOnBlockMutation=function(a){var b=Blockly.getMainWorkspace().getCursor();if(b){var c=b.getCurNode();c=c?c.getSourceBlock():null;c===a&&b.setCurNode(Blockly.ASTNode.createBlockNode(c))}};Blockly.navigation.enableKeyboardAccessibility=function(){Blockly.getMainWorkspace().keyboardAccessibilityMode||(Blockly.getMainWorkspace().keyboardAccessibilityMode=!0,Blockly.navigation.focusWorkspace_())};
+Blockly.navigation.disableKeyboardAccessibility=function(){if(Blockly.getMainWorkspace().keyboardAccessibilityMode){var a=Blockly.getMainWorkspace();Blockly.getMainWorkspace().keyboardAccessibilityMode=!1;a.getCursor().hide();Blockly.navigation.getMarker().hide();Blockly.navigation.getFlyoutCursor_()&&Blockly.navigation.getFlyoutCursor_().hide()}};Blockly.navigation.log_=function(a){Blockly.navigation.loggingCallback?Blockly.navigation.loggingCallback("log",a):console.log(a)};
+Blockly.navigation.warn_=function(a){Blockly.navigation.loggingCallback?Blockly.navigation.loggingCallback("warn",a):console.warn(a)};Blockly.navigation.error_=function(a){Blockly.navigation.loggingCallback?Blockly.navigation.loggingCallback("error",a):console.error(a)};Blockly.navigation.onKeyPress=function(a){a=Blockly.user.keyMap.serializeKeyEvent(a);return(a=Blockly.user.keyMap.getActionByKeyCode(a))?Blockly.navigation.onBlocklyAction(a):!1};
+Blockly.navigation.onBlocklyAction=function(a){var b=Blockly.getMainWorkspace().options.readOnly,c=!1;Blockly.getMainWorkspace().keyboardAccessibilityMode?b?-1<Blockly.navigation.READONLY_ACTION_LIST.indexOf(a)&&(c=Blockly.navigation.handleActions_(a)):c=Blockly.navigation.handleActions_(a):a.name===Blockly.navigation.actionNames.TOGGLE_KEYBOARD_NAV&&(Blockly.navigation.enableKeyboardAccessibility(),c=!0);return c};
+Blockly.navigation.handleActions_=function(a){return a.name==Blockly.navigation.actionNames.TOOLBOX||Blockly.navigation.currentState_==Blockly.navigation.STATE_TOOLBOX?Blockly.navigation.toolboxOnAction_(a):a.name==Blockly.navigation.actionNames.TOGGLE_KEYBOARD_NAV?(Blockly.navigation.disableKeyboardAccessibility(),!0):Blockly.navigation.currentState_==Blockly.navigation.STATE_WS?Blockly.navigation.workspaceOnAction_(a):Blockly.navigation.currentState_==Blockly.navigation.STATE_FLYOUT?Blockly.navigation.flyoutOnAction_(a):
+!1};Blockly.navigation.flyoutOnAction_=function(a){var b=Blockly.getMainWorkspace(),c=b.getToolbox();if((b=c?c.flyout_:b.getFlyout())&&b.onBlocklyAction(a))return!0;switch(a.name){case Blockly.navigation.actionNames.OUT:return Blockly.navigation.focusToolbox_(),!0;case Blockly.navigation.actionNames.MARK:return Blockly.navigation.insertFromFlyout(),!0;case Blockly.navigation.actionNames.EXIT:return Blockly.navigation.focusWorkspace_(),!0;default:return!1}};
+Blockly.navigation.toolboxOnAction_=function(a){var b=Blockly.getMainWorkspace(),c=b.getToolbox();return c&&c.onBlocklyAction(a)?!0:a.name===Blockly.navigation.actionNames.TOOLBOX?(b.getToolbox()?Blockly.navigation.focusToolbox_():Blockly.navigation.focusFlyout_(),!0):a.name===Blockly.navigation.actionNames.IN?(Blockly.navigation.focusFlyout_(),!0):a.name===Blockly.navigation.actionNames.EXIT?(Blockly.navigation.focusWorkspace_(),!0):!1};
+Blockly.navigation.moveWSCursor_=function(a,b){var c=Blockly.getMainWorkspace().getCursor(),d=Blockly.getMainWorkspace().getCursor().getCurNode();if(d.getType()!==Blockly.ASTNode.types.WORKSPACE)return!1;d=d.getWsCoordinate();a=a*Blockly.navigation.WS_MOVE_DISTANCE+d.x;b=b*Blockly.navigation.WS_MOVE_DISTANCE+d.y;c.setCurNode(Blockly.ASTNode.createWorkspaceNode(Blockly.getMainWorkspace(),new Blockly.utils.Coordinate(a,b)));return!0};
+Blockly.navigation.workspaceOnAction_=function(a){if(Blockly.getMainWorkspace().getCursor().onBlocklyAction(a))return!0;switch(a.name){case Blockly.navigation.actionNames.INSERT:return Blockly.navigation.modify_(),!0;case Blockly.navigation.actionNames.MARK:return Blockly.navigation.handleEnterForWS_(),!0;case Blockly.navigation.actionNames.DISCONNECT:return Blockly.navigation.disconnectBlocks_(),!0;case Blockly.navigation.actionNames.MOVE_WS_CURSOR_UP:return Blockly.navigation.moveWSCursor_(0,-1);
+case Blockly.navigation.actionNames.MOVE_WS_CURSOR_DOWN:return Blockly.navigation.moveWSCursor_(0,1);case Blockly.navigation.actionNames.MOVE_WS_CURSOR_LEFT:return Blockly.navigation.moveWSCursor_(-1,0);case Blockly.navigation.actionNames.MOVE_WS_CURSOR_RIGHT:return Blockly.navigation.moveWSCursor_(1,0);default:return!1}};
+Blockly.navigation.handleEnterForWS_=function(){var a=Blockly.getMainWorkspace().getCursor().getCurNode(),b=a.getType();b==Blockly.ASTNode.types.FIELD?a.getLocation().showEditor():a.isConnection()||b==Blockly.ASTNode.types.WORKSPACE?Blockly.navigation.markAtCursor_():b==Blockly.ASTNode.types.BLOCK?Blockly.navigation.warn_("Cannot mark a block."):b==Blockly.ASTNode.types.STACK&&Blockly.navigation.warn_("Cannot mark a stack.")};
+Blockly.navigation.ACTION_PREVIOUS=new Blockly.Action(Blockly.navigation.actionNames.PREVIOUS,"Go to the previous location.");Blockly.navigation.ACTION_OUT=new Blockly.Action(Blockly.navigation.actionNames.OUT,"Go to the parent of the current location.");Blockly.navigation.ACTION_NEXT=new Blockly.Action(Blockly.navigation.actionNames.NEXT,"Go to the next location.");Blockly.navigation.ACTION_IN=new Blockly.Action(Blockly.navigation.actionNames.IN,"Go to the first child of the current location.");
+Blockly.navigation.ACTION_INSERT=new Blockly.Action(Blockly.navigation.actionNames.INSERT,"Connect the current location to the marked location.");Blockly.navigation.ACTION_MARK=new Blockly.Action(Blockly.navigation.actionNames.MARK,"Mark the current location.");Blockly.navigation.ACTION_DISCONNECT=new Blockly.Action(Blockly.navigation.actionNames.DISCONNECT,"Disconnect the block at the current location from its parent.");
+Blockly.navigation.ACTION_TOOLBOX=new Blockly.Action(Blockly.navigation.actionNames.TOOLBOX,"Open the toolbox.");Blockly.navigation.ACTION_EXIT=new Blockly.Action(Blockly.navigation.actionNames.EXIT,"Close the current modal, such as a toolbox or field editor.");Blockly.navigation.ACTION_TOGGLE_KEYBOARD_NAV=new Blockly.Action(Blockly.navigation.actionNames.TOGGLE_KEYBOARD_NAV,"Turns on and off keyboard navigation.");
+Blockly.navigation.ACTION_MOVE_WS_CURSOR_LEFT=new Blockly.Action(Blockly.navigation.actionNames.MOVE_WS_CURSOR_LEFT,"Move the workspace cursor to the lefts.");Blockly.navigation.ACTION_MOVE_WS_CURSOR_RIGHT=new Blockly.Action(Blockly.navigation.actionNames.MOVE_WS_CURSOR_RIGHT,"Move the workspace cursor to the right.");Blockly.navigation.ACTION_MOVE_WS_CURSOR_UP=new Blockly.Action(Blockly.navigation.actionNames.MOVE_WS_CURSOR_UP,"Move the workspace cursor up.");
+Blockly.navigation.ACTION_MOVE_WS_CURSOR_DOWN=new Blockly.Action(Blockly.navigation.actionNames.MOVE_WS_CURSOR_DOWN,"Move the workspace cursor down.");Blockly.navigation.READONLY_ACTION_LIST=[Blockly.navigation.ACTION_PREVIOUS,Blockly.navigation.ACTION_OUT,Blockly.navigation.ACTION_IN,Blockly.navigation.ACTION_NEXT,Blockly.navigation.ACTION_TOGGLE_KEYBOARD_NAV];Blockly.Gesture=function(a,b){this.mouseDownXY_=null;this.currentDragDeltaXY_=new Blockly.utils.Coordinate(0,0);this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=this.startBubble_=null;this.creatorWorkspace_=b;this.isDraggingBubble_=this.isDraggingBlock_=this.isDraggingWorkspace_=this.hasExceededDragRadius_=!1;this.mostRecentEvent_=a;this.flyout_=this.workspaceDragger_=this.blockDragger_=this.bubbleDragger_=this.onUpWrapper_=this.onMoveWrapper_=null;this.isEnding_=this.hasStarted_=
+this.calledUpdateIsDragging_=!1;this.healStack_=!Blockly.DRAG_STACK};Blockly.Gesture.prototype.dispose=function(){Blockly.Touch.clearTouchIdentifier();Blockly.Tooltip.unblock();this.creatorWorkspace_.clearGesture();this.onMoveWrapper_&&Blockly.unbindEvent_(this.onMoveWrapper_);this.onUpWrapper_&&Blockly.unbindEvent_(this.onUpWrapper_);this.blockDragger_&&this.blockDragger_.dispose();this.workspaceDragger_&&this.workspaceDragger_.dispose();this.bubbleDragger_&&this.bubbleDragger_.dispose()};
+Blockly.Gesture.prototype.updateFromEvent_=function(a){var b=new Blockly.utils.Coordinate(a.clientX,a.clientY);this.updateDragDelta_(b)&&(this.updateIsDragging_(),Blockly.longStop_());this.mostRecentEvent_=a};
+Blockly.Gesture.prototype.updateDragDelta_=function(a){this.currentDragDeltaXY_=Blockly.utils.Coordinate.difference(a,this.mouseDownXY_);return this.hasExceededDragRadius_?!1:this.hasExceededDragRadius_=Blockly.utils.Coordinate.magnitude(this.currentDragDeltaXY_)>(this.flyout_?Blockly.FLYOUT_DRAG_RADIUS:Blockly.DRAG_RADIUS)};
+Blockly.Gesture.prototype.updateIsDraggingFromFlyout_=function(){return this.targetBlock_&&this.flyout_.isBlockCreatable_(this.targetBlock_)?!this.flyout_.isScrollable()||this.flyout_.isDragTowardWorkspace(this.currentDragDeltaXY_)?(this.startWorkspace_=this.flyout_.targetWorkspace_,this.startWorkspace_.updateScreenCalculationsIfScrolled(),Blockly.Events.getGroup()||Blockly.Events.setGroup(!0),this.startBlock_=null,this.targetBlock_=this.flyout_.createBlock(this.targetBlock_),this.targetBlock_.select(),
+!0):!1:!1};Blockly.Gesture.prototype.updateIsDraggingBubble_=function(){if(!this.startBubble_)return!1;this.isDraggingBubble_=!0;this.startDraggingBubble_();return!0};Blockly.Gesture.prototype.updateIsDraggingBlock_=function(){if(!this.targetBlock_)return!1;this.flyout_?this.isDraggingBlock_=this.updateIsDraggingFromFlyout_():this.targetBlock_.isMovable()&&(this.isDraggingBlock_=!0);return this.isDraggingBlock_?(this.startDraggingBlock_(),!0):!1};
+Blockly.Gesture.prototype.updateIsDraggingWorkspace_=function(){if(this.flyout_?this.flyout_.isScrollable():this.startWorkspace_&&this.startWorkspace_.isDraggable())this.workspaceDragger_=this.flyout_?new Blockly.FlyoutDragger(this.flyout_):new Blockly.WorkspaceDragger(this.startWorkspace_),this.isDraggingWorkspace_=!0,this.workspaceDragger_.startDrag()};
+Blockly.Gesture.prototype.updateIsDragging_=function(){if(this.calledUpdateIsDragging_)throw Error("updateIsDragging_ should only be called once per gesture.");this.calledUpdateIsDragging_=!0;this.updateIsDraggingBubble_()||this.updateIsDraggingBlock_()||this.updateIsDraggingWorkspace_()};
+Blockly.Gesture.prototype.startDraggingBlock_=function(){this.blockDragger_=new Blockly.BlockDragger(this.targetBlock_,this.startWorkspace_);this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_,this.healStack_);this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_)};
+Blockly.Gesture.prototype.startDraggingBubble_=function(){this.bubbleDragger_=new Blockly.BubbleDragger(this.startBubble_,this.startWorkspace_);this.bubbleDragger_.startBubbleDrag();this.bubbleDragger_.dragBubble(this.mostRecentEvent_,this.currentDragDeltaXY_)};
+Blockly.Gesture.prototype.doStart=function(a){Blockly.utils.isTargetInput(a)?this.cancel():(this.hasStarted_=!0,Blockly.blockAnimations.disconnectUiStop(),this.startWorkspace_.updateScreenCalculationsIfScrolled(),this.startWorkspace_.isMutator&&this.startWorkspace_.resize(),Blockly.hideChaff(!!this.flyout_),this.startWorkspace_.markFocused(),this.mostRecentEvent_=a,Blockly.Tooltip.block(),this.targetBlock_&&(!this.targetBlock_.isInFlyout&&a.shiftKey&&this.targetBlock_.workspace.keyboardAccessibilityMode?
+this.creatorWorkspace_.getCursor().setCurNode(Blockly.navigation.getTopNode(this.targetBlock_)):this.targetBlock_.select()),Blockly.utils.isRightButton(a)?this.handleRightClick(a):("touchstart"!=a.type.toLowerCase()&&"pointerdown"!=a.type.toLowerCase()||"mouse"==a.pointerType||Blockly.longStart(a,this),this.mouseDownXY_=new Blockly.utils.Coordinate(a.clientX,a.clientY),this.healStack_=a.altKey||a.ctrlKey||a.metaKey,this.bindMouseEvents(a)))};
+Blockly.Gesture.prototype.bindMouseEvents=function(a){this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this));this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this));a.preventDefault();a.stopPropagation()};
+Blockly.Gesture.prototype.handleMove=function(a){this.updateFromEvent_(a);this.isDraggingWorkspace_?this.workspaceDragger_.drag(this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingBubble_&&this.bubbleDragger_.dragBubble(this.mostRecentEvent_,this.currentDragDeltaXY_);a.preventDefault();a.stopPropagation()};
+Blockly.Gesture.prototype.handleUp=function(a){this.updateFromEvent_(a);Blockly.longStop_();this.isEnding_?console.log("Trying to end a gesture recursively."):(this.isEnding_=!0,this.isDraggingBubble_?this.bubbleDragger_.endBubbleDrag(a,this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.endBlockDrag(a,this.currentDragDeltaXY_):this.isDraggingWorkspace_?this.workspaceDragger_.endDrag(this.currentDragDeltaXY_):this.isBubbleClick_()?this.doBubbleClick_():this.isFieldClick_()?this.doFieldClick_():
+this.isBlockClick_()?this.doBlockClick_():this.isWorkspaceClick_()&&this.doWorkspaceClick_(a),a.preventDefault(),a.stopPropagation(),this.dispose())};
+Blockly.Gesture.prototype.cancel=function(){this.isEnding_||(Blockly.longStop_(),this.isDraggingBubble_?this.bubbleDragger_.endBubbleDrag(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.endBlockDrag(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingWorkspace_&&this.workspaceDragger_.endDrag(this.currentDragDeltaXY_),this.dispose())};
+Blockly.Gesture.prototype.handleRightClick=function(a){this.targetBlock_?(this.bringBlockToFront_(),Blockly.hideChaff(!!this.flyout_),this.targetBlock_.showContextMenu(a)):this.startBubble_?this.startBubble_.showContextMenu(a):this.startWorkspace_&&!this.flyout_&&(Blockly.hideChaff(),this.startWorkspace_.showContextMenu(a));a.preventDefault();a.stopPropagation();this.dispose()};
+Blockly.Gesture.prototype.handleWsStart=function(a,b){if(this.hasStarted_)throw Error("Tried to call gesture.handleWsStart, but the gesture had already been started.");this.setStartWorkspace_(b);this.mostRecentEvent_=a;this.doStart(a);this.startWorkspace_.keyboardAccessibilityMode&&Blockly.navigation.setState(Blockly.navigation.STATE_WS)};
+Blockly.Gesture.prototype.handleFlyoutStart=function(a,b){if(this.hasStarted_)throw Error("Tried to call gesture.handleFlyoutStart, but the gesture had already been started.");this.setStartFlyout_(b);this.handleWsStart(a,b.getWorkspace())};Blockly.Gesture.prototype.handleBlockStart=function(a,b){if(this.hasStarted_)throw Error("Tried to call gesture.handleBlockStart, but the gesture had already been started.");this.setStartBlock(b);this.mostRecentEvent_=a};
+Blockly.Gesture.prototype.handleBubbleStart=function(a,b){if(this.hasStarted_)throw Error("Tried to call gesture.handleBubbleStart, but the gesture had already been started.");this.setStartBubble(b);this.mostRecentEvent_=a};Blockly.Gesture.prototype.doBubbleClick_=function(){this.startBubble_.setFocus&&this.startBubble_.setFocus();this.startBubble_.select&&this.startBubble_.select()};Blockly.Gesture.prototype.doFieldClick_=function(){this.startField_.showEditor(this.mostRecentEvent_);this.bringBlockToFront_()};
+Blockly.Gesture.prototype.doBlockClick_=function(){this.flyout_&&this.flyout_.autoClose?this.targetBlock_.isEnabled()&&(Blockly.Events.getGroup()||Blockly.Events.setGroup(!0),this.flyout_.createBlock(this.targetBlock_).scheduleSnapAndBump()):Blockly.Events.fire(new Blockly.Events.Ui(this.startBlock_,"click",void 0,void 0));this.bringBlockToFront_();Blockly.Events.setGroup(!1)};
+Blockly.Gesture.prototype.doWorkspaceClick_=function(a){var b=this.creatorWorkspace_;a.shiftKey&&b.keyboardAccessibilityMode?(a=new Blockly.utils.Coordinate(a.clientX,a.clientY),a=Blockly.utils.screenToWsCoordinates(b,a),a=Blockly.ASTNode.createWorkspaceNode(b,a),b.getCursor().setCurNode(a)):Blockly.selected&&Blockly.selected.unselect()};Blockly.Gesture.prototype.bringBlockToFront_=function(){this.targetBlock_&&!this.flyout_&&this.targetBlock_.bringToFront()};
+Blockly.Gesture.prototype.setStartField=function(a){if(this.hasStarted_)throw Error("Tried to call gesture.setStartField, but the gesture had already been started.");this.startField_||(this.startField_=a)};Blockly.Gesture.prototype.setStartBubble=function(a){this.startBubble_||(this.startBubble_=a)};Blockly.Gesture.prototype.setStartBlock=function(a){this.startBlock_||this.startBubble_||(this.startBlock_=a,a.isInFlyout&&a!=a.getRootBlock()?this.setTargetBlock_(a.getRootBlock()):this.setTargetBlock_(a))};
+Blockly.Gesture.prototype.setTargetBlock_=function(a){a.isShadow()?this.setTargetBlock_(a.getParent()):this.targetBlock_=a};Blockly.Gesture.prototype.setStartWorkspace_=function(a){this.startWorkspace_||(this.startWorkspace_=a)};Blockly.Gesture.prototype.setStartFlyout_=function(a){this.flyout_||(this.flyout_=a)};Blockly.Gesture.prototype.isBubbleClick_=function(){return!!this.startBubble_&&!this.hasExceededDragRadius_};
+Blockly.Gesture.prototype.isBlockClick_=function(){return!!this.startBlock_&&!this.hasExceededDragRadius_&&!this.isFieldClick_()};Blockly.Gesture.prototype.isFieldClick_=function(){return(this.startField_?this.startField_.isClickable():!1)&&!this.hasExceededDragRadius_&&(!this.flyout_||!this.flyout_.autoClose)};Blockly.Gesture.prototype.isWorkspaceClick_=function(){return!this.startBlock_&&!this.startBubble_&&!this.startField_&&!this.hasExceededDragRadius_};
+Blockly.Gesture.prototype.isDragging=function(){return this.isDraggingWorkspace_||this.isDraggingBlock_||this.isDraggingBubble_};Blockly.Gesture.prototype.hasStarted=function(){return this.hasStarted_};Blockly.Gesture.prototype.getInsertionMarkers=function(){return this.blockDragger_?this.blockDragger_.getInsertionMarkers():[]};Blockly.Gesture.inProgress=function(){for(var a=Blockly.Workspace.getAll(),b=0,c;c=a[b];b++)if(c.currentGesture_)return!0;return!1};Blockly.Field=function(a,b,c){this.tooltip_=this.validator_=this.value_=null;this.size_=new Blockly.utils.Size(0,0);this.constants_=this.mouseDownWrapper_=this.textContent_=this.textElement_=this.borderRect_=this.fieldGroup_=this.markerSvg_=this.cursorSvg_=null;c&&this.configure_(c);this.setValue(a);b&&this.setValidator(b)};Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.disposed=!1;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.sourceBlock_=null;
+Blockly.Field.prototype.isDirty_=!0;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.clickTarget_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;Blockly.Field.prototype.SERIALIZABLE=!1;Blockly.Field.prototype.configure_=function(a){var b=a.tooltip;"string"==typeof b&&(b=Blockly.utils.replaceMessageReferences(a.tooltip));b&&this.setTooltip(b)};
+Blockly.Field.prototype.setSourceBlock=function(a){if(this.sourceBlock_)throw Error("Field already bound to a block.");this.sourceBlock_=a};Blockly.Field.prototype.getConstants=function(){!this.constants_&&this.sourceBlock_&&this.sourceBlock_.workspace&&this.sourceBlock_.workspace.rendered&&(this.constants_=this.sourceBlock_.workspace.getRenderer().getConstants());return this.constants_};Blockly.Field.prototype.getSourceBlock=function(){return this.sourceBlock_};
+Blockly.Field.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.utils.dom.createSvgElement("g",{},null),this.isVisible()||(this.fieldGroup_.style.display="none"),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),this.initView(),this.updateEditable(),this.setTooltip(this.tooltip_),this.bindEvents_(),this.initModel())};Blockly.Field.prototype.initView=function(){this.createBorderRect_();this.createTextElement_()};Blockly.Field.prototype.initModel=function(){};
+Blockly.Field.prototype.createBorderRect_=function(){this.borderRect_=Blockly.utils.dom.createSvgElement("rect",{rx:this.getConstants().FIELD_BORDER_RECT_RADIUS,ry:this.getConstants().FIELD_BORDER_RECT_RADIUS,x:0,y:0,height:this.size_.height,width:this.size_.width,"class":"blocklyFieldRect"},this.fieldGroup_)};
+Blockly.Field.prototype.createTextElement_=function(){this.textElement_=Blockly.utils.dom.createSvgElement("text",{"class":"blocklyText"},this.fieldGroup_);this.getConstants().FIELD_TEXT_BASELINE_CENTER&&this.textElement_.setAttribute("dominant-baseline","central");this.textContent_=document.createTextNode("");this.textElement_.appendChild(this.textContent_)};
+Blockly.Field.prototype.bindEvents_=function(){Blockly.Tooltip.bindMouseEvents(this.getClickTarget_());this.mouseDownWrapper_=Blockly.bindEventWithChecks_(this.getClickTarget_(),"mousedown",this,this.onMouseDown_)};Blockly.Field.prototype.fromXml=function(a){this.setValue(a.textContent)};Blockly.Field.prototype.toXml=function(a){a.textContent=this.getValue();return a};
+Blockly.Field.prototype.dispose=function(){Blockly.DropDownDiv.hideIfOwner(this);Blockly.WidgetDiv.hideIfOwner(this);Blockly.Tooltip.unbindMouseEvents(this.getClickTarget_());this.mouseDownWrapper_&&Blockly.unbindEvent_(this.mouseDownWrapper_);Blockly.utils.dom.removeNode(this.fieldGroup_);this.disposed=!0};
+Blockly.Field.prototype.updateEditable=function(){var a=this.fieldGroup_;this.EDITABLE&&a&&(this.sourceBlock_.isEditable()?(Blockly.utils.dom.addClass(a,"blocklyEditableText"),Blockly.utils.dom.removeClass(a,"blocklyNonEditableText"),a.style.cursor=this.CURSOR):(Blockly.utils.dom.addClass(a,"blocklyNonEditableText"),Blockly.utils.dom.removeClass(a,"blocklyEditableText"),a.style.cursor=""))};
+Blockly.Field.prototype.isClickable=function(){return!!this.sourceBlock_&&this.sourceBlock_.isEditable()&&!!this.showEditor_&&"function"===typeof this.showEditor_};Blockly.Field.prototype.isCurrentlyEditable=function(){return this.EDITABLE&&!!this.sourceBlock_&&this.sourceBlock_.isEditable()};
+Blockly.Field.prototype.isSerializable=function(){var a=!1;this.name&&(this.SERIALIZABLE?a=!0:this.EDITABLE&&(console.warn("Detected an editable field that was not serializable. Please define SERIALIZABLE property as true on all editable custom fields. Proceeding with serialization."),a=!0));return a};Blockly.Field.prototype.isVisible=function(){return this.visible_};
+Blockly.Field.prototype.setVisible=function(a){if(this.visible_!=a){this.visible_=a;var b=this.getSvgRoot();b&&(b.style.display=a?"block":"none")}};Blockly.Field.prototype.setValidator=function(a){this.validator_=a};Blockly.Field.prototype.getValidator=function(){return this.validator_};Blockly.Field.prototype.classValidator=function(a){return a};
+Blockly.Field.prototype.callValidator=function(a){var b=this.classValidator(a);if(null===b)return null;void 0!==b&&(a=b);if(b=this.getValidator()){b=b.call(this,a);if(null===b)return null;void 0!==b&&(a=b)}return a};Blockly.Field.prototype.getSvgRoot=function(){return this.fieldGroup_};Blockly.Field.prototype.applyColour=function(){};Blockly.Field.prototype.render_=function(){this.textContent_&&(this.textContent_.nodeValue=this.getDisplayText_());this.updateSize_()};
+Blockly.Field.prototype.showEditor=function(a){this.isClickable()&&this.showEditor_(a)};Blockly.Field.prototype.updateWidth=function(){console.warn("Deprecated call to updateWidth, call Blockly.Field.updateSize_ to force an update to the size of the field, or Blockly.utils.dom.getTextWidth() to check the size of the field.");this.updateSize_()};
+Blockly.Field.prototype.updateSize_=function(a){var b=this.getConstants();a=void 0!=a?a:this.borderRect_?this.getConstants().FIELD_BORDER_RECT_X_PADDING:0;var c=2*a,d=b.FIELD_TEXT_HEIGHT,e=0;this.textElement_&&(e=Blockly.utils.dom.getFastTextWidth(this.textElement_,b.FIELD_TEXT_FONTSIZE,b.FIELD_TEXT_FONTWEIGHT,b.FIELD_TEXT_FONTFAMILY),c+=e);this.borderRect_&&(d=Math.max(d,b.FIELD_BORDER_RECT_HEIGHT));this.size_.height=d;this.size_.width=c;this.positionTextElement_(a,e);this.positionBorderRect_()};
+Blockly.Field.prototype.positionTextElement_=function(a,b){if(this.textElement_){var c=this.getConstants(),d=this.size_.height/2;this.textElement_.setAttribute("x",this.sourceBlock_.RTL?this.size_.width-b-a:a);this.textElement_.setAttribute("y",c.FIELD_TEXT_BASELINE_CENTER?d:d-c.FIELD_TEXT_HEIGHT/2+c.FIELD_TEXT_BASELINE)}};
+Blockly.Field.prototype.positionBorderRect_=function(){this.borderRect_&&(this.borderRect_.setAttribute("width",this.size_.width),this.borderRect_.setAttribute("height",this.size_.height),this.borderRect_.setAttribute("rx",this.getConstants().FIELD_BORDER_RECT_RADIUS),this.borderRect_.setAttribute("ry",this.getConstants().FIELD_BORDER_RECT_RADIUS))};
+Blockly.Field.prototype.getSize=function(){if(!this.isVisible())return new Blockly.utils.Size(0,0);this.isDirty_?(this.render_(),this.isDirty_=!1):this.visible_&&0==this.size_.width&&(console.warn("Deprecated use of setting size_.width to 0 to rerender a field. Set field.isDirty_ to true instead."),this.render_());return this.size_};
+Blockly.Field.prototype.getScaledBBox=function(){if(this.borderRect_)a=this.borderRect_.getBoundingClientRect(),c=Blockly.utils.style.getPageOffset(this.borderRect_),d=a.width,a=a.height;else{var a=this.sourceBlock_.getHeightWidth(),b=this.sourceBlock_.workspace.scale,c=this.getAbsoluteXY_(),d=a.width*b;a=a.height*b;Blockly.utils.userAgent.GECKO?(c.x+=1.5*b,c.y+=1.5*b):Blockly.utils.userAgent.EDGE||Blockly.utils.userAgent.IE||(c.x-=.5*b,c.y-=.5*b);d+=1*b;a+=1*b}return{top:c.y,bottom:c.y+a,left:c.x,
+right:c.x+d}};Blockly.Field.prototype.getDisplayText_=function(){var a=this.getText();if(!a)return Blockly.Field.NBSP;a.length>this.maxDisplayLength&&(a=a.substring(0,this.maxDisplayLength-2)+"\u2026");a=a.replace(/\s/g,Blockly.Field.NBSP);this.sourceBlock_&&this.sourceBlock_.RTL&&(a+="\u200f");return a};Blockly.Field.prototype.getText=function(){if(this.getText_){var a=this.getText_.call(this);if(null!==a)return String(a)}return String(this.getValue())};
+Blockly.Field.prototype.setText=function(a){throw Error("setText method is deprecated");};Blockly.Field.prototype.markDirty=function(){this.isDirty_=!0;this.constants_=null};Blockly.Field.prototype.forceRerender=function(){this.isDirty_=!0;this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours(),this.updateMarkers_())};
+Blockly.Field.prototype.setValue=function(a){if(null!==a){var b=this.doClassValidation_(a);a=this.processValidation_(a,b);if(!(a instanceof Error)){if(b=this.getValidator())if(b=b.call(this,a),a=this.processValidation_(a,b),a instanceof Error)return;b=this.getValue();b!==a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name||null,b,a)),this.doValueUpdate_(a),this.isDirty_&&this.forceRerender())}}};
+Blockly.Field.prototype.processValidation_=function(a,b){if(null===b)return this.doValueInvalid_(a),this.isDirty_&&this.forceRerender(),Error();void 0!==b&&(a=b);return a};Blockly.Field.prototype.getValue=function(){return this.value_};Blockly.Field.prototype.doClassValidation_=function(a){return null===a||void 0===a?null:a=this.classValidator(a)};Blockly.Field.prototype.doValueUpdate_=function(a){this.value_=a;this.isDirty_=!0};Blockly.Field.prototype.doValueInvalid_=function(a){};
+Blockly.Field.prototype.onMouseDown_=function(a){this.sourceBlock_&&this.sourceBlock_.workspace&&(a=this.sourceBlock_.workspace.getGesture(a))&&a.setStartField(this)};Blockly.Field.prototype.setTooltip=function(a){var b=this.getClickTarget_();b?b.tooltip=a||""===a?a:this.sourceBlock_:this.tooltip_=a};Blockly.Field.prototype.getClickTarget_=function(){return this.clickTarget_||this.getSvgRoot()};Blockly.Field.prototype.getAbsoluteXY_=function(){return Blockly.utils.style.getPageOffset(this.getClickTarget_())};
+Blockly.Field.prototype.referencesVariables=function(){return!1};Blockly.Field.prototype.getParentInput=function(){for(var a=null,b=this.sourceBlock_,c=b.inputList,d=0;d<b.inputList.length;d++)for(var e=c[d],f=e.fieldRow,g=0;g<f.length;g++)if(f[g]===this){a=e;break}return a};Blockly.Field.prototype.getFlipRtl=function(){return!1};Blockly.Field.prototype.isTabNavigable=function(){return!1};Blockly.Field.prototype.onBlocklyAction=function(a){return!1};
+Blockly.Field.prototype.setCursorSvg=function(a){a?(this.fieldGroup_.appendChild(a),this.cursorSvg_=a):this.cursorSvg_=null};Blockly.Field.prototype.setMarkerSvg=function(a){a?(this.fieldGroup_.appendChild(a),this.markerSvg_=a):this.markerSvg_=null};Blockly.Field.prototype.updateMarkers_=function(){var a=this.sourceBlock_.workspace;a.keyboardAccessibilityMode&&this.cursorSvg_&&a.getCursor().draw();a.keyboardAccessibilityMode&&this.markerSvg_&&a.getMarker(Blockly.navigation.MARKER_NAME).draw()};Blockly.FieldLabel=function(a,b,c){this.class_=null;null==a&&(a="");Blockly.FieldLabel.superClass_.constructor.call(this,a,null,c);c||(this.class_=b||null)};Blockly.utils.object.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldLabel(b,void 0,a)};Blockly.FieldLabel.prototype.EDITABLE=!1;
+Blockly.FieldLabel.prototype.configure_=function(a){Blockly.FieldLabel.superClass_.configure_.call(this,a);this.class_=a["class"]};Blockly.FieldLabel.prototype.initView=function(){this.createTextElement_();this.class_&&Blockly.utils.dom.addClass(this.textElement_,this.class_)};Blockly.FieldLabel.prototype.doClassValidation_=function(a){return null===a||void 0===a?null:String(a)};
+Blockly.FieldLabel.prototype.setClass=function(a){this.textElement_&&(this.class_&&Blockly.utils.dom.removeClass(this.textElement_,this.class_),a&&Blockly.utils.dom.addClass(this.textElement_,a));this.class_=a};Blockly.fieldRegistry.register("field_label",Blockly.FieldLabel);Blockly.Input=function(a,b,c,d){if(a!=Blockly.DUMMY_INPUT&&!b)throw Error("Value inputs and statement inputs must have non-empty name.");this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[]};Blockly.Input.prototype.align=Blockly.ALIGN_LEFT;Blockly.Input.prototype.visible_=!0;Blockly.Input.prototype.getSourceBlock=function(){return this.sourceBlock_};Blockly.Input.prototype.appendField=function(a,b){this.insertFieldAt(this.fieldRow.length,a,b);return this};
+Blockly.Input.prototype.insertFieldAt=function(a,b,c){if(0>a||a>this.fieldRow.length)throw Error("index "+a+" out of bounds.");if(!(b||""==b&&c))return a;"string"==typeof b&&(b=new Blockly.FieldLabel(b));b.setSourceBlock(this.sourceBlock_);this.sourceBlock_.rendered&&b.init();b.name=c;b.prefixField&&(a=this.insertFieldAt(a,b.prefixField));this.fieldRow.splice(a,0,b);++a;b.suffixField&&(a=this.insertFieldAt(a,b.suffixField));this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours());
+return a};Blockly.Input.prototype.removeField=function(a){for(var b=0,c;c=this.fieldRow[b];b++)if(c.name===a){c.dispose();this.fieldRow.splice(b,1);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours());return}throw Error('Field "%s" not found.',a);};Blockly.Input.prototype.isVisible=function(){return this.visible_};
+Blockly.Input.prototype.setVisible=function(a){var b=[];if(this.visible_==a)return b;for(var c=(this.visible_=a)?"block":"none",d=0,e;e=this.fieldRow[d];d++)e.setVisible(a);this.connection&&(a?b=this.connection.startTrackingAll():this.connection.stopTrackingAll(),d=this.connection.targetBlock())&&(d.getSvgRoot().style.display=c,a||(d.rendered=!1));return b};Blockly.Input.prototype.markDirty=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.markDirty()};
+Blockly.Input.prototype.setCheck=function(a){if(!this.connection)throw Error("This input does not have a connection.");this.connection.setCheck(a);return this};Blockly.Input.prototype.setAlign=function(a){this.align=a;this.sourceBlock_.rendered&&this.sourceBlock_.render();return this};Blockly.Input.prototype.init=function(){if(this.sourceBlock_.workspace.rendered)for(var a=0;a<this.fieldRow.length;a++)this.fieldRow[a].init()};
+Blockly.Input.prototype.dispose=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.dispose();this.connection&&this.connection.dispose();this.sourceBlock_=null};Blockly.Block=function(a,b,c){if(Blockly.Generator&&"undefined"!=typeof Blockly.Generator.prototype[b])throw Error('Block prototypeName "'+b+'" conflicts with Blockly.Generator members.');this.id=c&&!a.getBlockById(c)?c:Blockly.utils.genUid();a.setBlockById(this.id,this);this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.inputsInline=void 0;this.disabled=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=
+this.deletable_=!0;this.collapsed_=this.isShadow_=!1;this.comment=this.outputShape_=null;this.commentModel={text:null,pinned:!1,size:new Blockly.utils.Size(160,80)};this.xy_=new Blockly.utils.Coordinate(0,0);this.workspace=a;this.isInFlyout=a.isFlyout;this.isInMutator=a.isMutator;this.RTL=a.RTL;this.isInsertionMarker_=!1;this.hat=void 0;this.statementInputCount=0;if(b){this.type=b;c=Blockly.Blocks[b];if(!c||"object"!=typeof c)throw TypeError("Unknown block type: "+b);Blockly.utils.object.mixin(this,
+c)}a.addTopBlock(this);a.addTypedBlock(this);"function"==typeof this.init&&this.init();this.inputsInlineDefault=this.inputsInline;if(Blockly.Events.isEnabled()){(a=Blockly.Events.getGroup())||Blockly.Events.setGroup(!0);try{Blockly.Events.fire(new Blockly.Events.BlockCreate(this))}finally{a||Blockly.Events.setGroup(!1)}}"function"==typeof this.onchange&&this.setOnChange(this.onchange)};Blockly.Block.prototype.data=null;Blockly.Block.prototype.disposed=!1;Blockly.Block.prototype.hue_=null;
+Blockly.Block.prototype.colour_="#000000";Blockly.Block.prototype.styleName_=null;
+Blockly.Block.prototype.dispose=function(a){if(this.workspace){this.onchangeWrapper_&&this.workspace.removeChangeListener(this.onchangeWrapper_);this.unplug(a);Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockDelete(this));Blockly.Events.disable();try{this.workspace&&(this.workspace.removeTopBlock(this),this.workspace.removeTypedBlock(this),this.workspace.removeBlockById(this.id),this.workspace=null);Blockly.selected==this&&(Blockly.selected=null);for(var b=this.childBlocks_.length-
+1;0<=b;b--)this.childBlocks_[b].dispose(!1);b=0;for(var c;c=this.inputList[b];b++)c.dispose();this.inputList.length=0;var d=this.getConnections_(!0);b=0;for(var e;e=d[b];b++)e.dispose()}finally{Blockly.Events.enable(),this.disposed=!0}}};Blockly.Block.prototype.initModel=function(){for(var a=0,b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.initModel&&d.initModel()};Blockly.Block.prototype.unplug=function(a){this.outputConnection?this.unplugFromRow_(a):this.previousConnection&&this.unplugFromStack_(a)};
+Blockly.Block.prototype.unplugFromRow_=function(a){var b=null;this.outputConnection.isConnected()&&(b=this.outputConnection.targetConnection,this.outputConnection.disconnect());if(b&&a&&(a=this.getOnlyValueConnection_())&&a.isConnected()&&!a.targetBlock().isShadow())if(a=a.targetConnection,a.disconnect(),a.checkType(b))b.connect(a);else a.onFailedConnect(b)};
+Blockly.Block.prototype.getOnlyValueConnection_=function(){for(var a=null,b=0;b<this.inputList.length;b++){var c=this.inputList[b].connection;if(c&&c.type==Blockly.INPUT_VALUE&&c.targetConnection){if(a)return null;a=c}}return a};
+Blockly.Block.prototype.unplugFromStack_=function(a){var b=null;this.previousConnection.isConnected()&&(b=this.previousConnection.targetConnection,this.previousConnection.disconnect());var c=this.getNextBlock();a&&c&&!c.isShadow()&&(a=this.nextConnection.targetConnection,a.disconnect(),b&&b.checkType(a)&&b.connect(a))};
+Blockly.Block.prototype.getConnections_=function(a){a=[];this.outputConnection&&a.push(this.outputConnection);this.previousConnection&&a.push(this.previousConnection);this.nextConnection&&a.push(this.nextConnection);for(var b=0,c;c=this.inputList[b];b++)c.connection&&a.push(c.connection);return a};Blockly.Block.prototype.lastConnectionInStack=function(){for(var a=this.nextConnection;a;){var b=a.targetBlock();if(!b)return a;a=b.nextConnection}return null};Blockly.Block.prototype.bumpNeighbours=function(){console.warn("Not expected to reach Block.bumpNeighbours function. BlockSvg.bumpNeighbours was expected to be called instead.")};
+Blockly.Block.prototype.getParent=function(){return this.parentBlock_};Blockly.Block.prototype.getInputWithBlock=function(a){for(var b=0,c;c=this.inputList[b];b++)if(c.connection&&c.connection.targetBlock()==a)return c;return null};Blockly.Block.prototype.getSurroundParent=function(){var a=this;do{var b=a;a=a.getParent();if(!a)return null}while(a.getNextBlock()==b);return a};Blockly.Block.prototype.getNextBlock=function(){return this.nextConnection&&this.nextConnection.targetBlock()};
+Blockly.Block.prototype.getPreviousBlock=function(){return this.previousConnection&&this.previousConnection.targetBlock()};Blockly.Block.prototype.getFirstStatementConnection=function(){for(var a=0,b;b=this.inputList[a];a++)if(b.connection&&b.connection.type==Blockly.NEXT_STATEMENT)return b.connection;return null};Blockly.Block.prototype.getRootBlock=function(){var a=this;do{var b=a;a=b.parentBlock_}while(a);return b};
+Blockly.Block.prototype.getTopStackBlock=function(){var a=this;do var b=a.getPreviousBlock();while(b&&b.getNextBlock()==a&&(a=b));return a};Blockly.Block.prototype.getChildren=function(a){if(!a)return this.childBlocks_;a=[];for(var b=0,c;c=this.inputList[b];b++)c.connection&&(c=c.connection.targetBlock())&&a.push(c);(b=this.getNextBlock())&&a.push(b);return a};
+Blockly.Block.prototype.setParent=function(a){if(a!=this.parentBlock_){if(this.parentBlock_){Blockly.utils.arrayRemove(this.parentBlock_.childBlocks_,this);if(this.previousConnection&&this.previousConnection.isConnected())throw Error("Still connected to previous block.");if(this.outputConnection&&this.outputConnection.isConnected())throw Error("Still connected to parent block.");this.parentBlock_=null}else this.workspace.removeTopBlock(this);(this.parentBlock_=a)?a.childBlocks_.push(this):this.workspace.addTopBlock(this)}};
+Blockly.Block.prototype.getDescendants=function(a){for(var b=[this],c=this.getChildren(a),d,e=0;d=c[e];e++)b.push.apply(b,d.getDescendants(a));return b};Blockly.Block.prototype.isDeletable=function(){return this.deletable_&&!this.isShadow_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setDeletable=function(a){this.deletable_=a};Blockly.Block.prototype.isMovable=function(){return this.movable_&&!this.isShadow_&&!(this.workspace&&this.workspace.options.readOnly)};
+Blockly.Block.prototype.setMovable=function(a){this.movable_=a};Blockly.Block.prototype.isDuplicatable=function(){return this.workspace.hasBlockLimits()?this.workspace.isCapacityAvailable(Blockly.utils.getBlockTypeCounts(this,!0)):!0};Blockly.Block.prototype.isShadow=function(){return this.isShadow_};Blockly.Block.prototype.setShadow=function(a){this.isShadow_=a};Blockly.Block.prototype.isInsertionMarker=function(){return this.isInsertionMarker_};
+Blockly.Block.prototype.setInsertionMarker=function(a){this.isInsertionMarker_=a};Blockly.Block.prototype.isEditable=function(){return this.editable_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setEditable=function(a){this.editable_=a;a=0;for(var b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.updateEditable()};Blockly.Block.prototype.isDisposed=function(){return this.disposed};
+Blockly.Block.prototype.getMatchingConnection=function(a,b){var c=this.getConnections_(!0);a=a.getConnections_(!0);if(c.length!=a.length)throw Error("Connection lists did not match in length.");for(var d=0;d<a.length;d++)if(a[d]==b)return c[d];return null};Blockly.Block.prototype.setHelpUrl=function(a){this.helpUrl=a};Blockly.Block.prototype.setTooltip=function(a){this.tooltip=a};Blockly.Block.prototype.getColour=function(){return this.colour_};Blockly.Block.prototype.getStyleName=function(){return this.styleName_};
+Blockly.Block.prototype.getHue=function(){return this.hue_};Blockly.Block.prototype.setColour=function(a){a=Blockly.utils.parseBlockColour(a);this.hue_=a.hue;this.colour_=a.hex};Blockly.Block.prototype.setStyle=function(a){this.styleName_=a};Blockly.Block.prototype.setOnChange=function(a){if(a&&"function"!=typeof a)throw Error("onchange must be a function.");this.onchangeWrapper_&&this.workspace.removeChangeListener(this.onchangeWrapper_);if(this.onchange=a)this.onchangeWrapper_=a.bind(this),this.workspace.addChangeListener(this.onchangeWrapper_)};
+Blockly.Block.prototype.getField=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(e.name==a)return e;return null};Blockly.Block.prototype.getVars=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e.referencesVariables()&&a.push(e.getValue());return a};
+Blockly.Block.prototype.getVarModels=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e.referencesVariables()&&(e=this.workspace.getVariableById(e.getValue()))&&a.push(e);return a};Blockly.Block.prototype.updateVarName=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e.referencesVariables()&&a.getId()==e.getValue()&&e.refreshVariableName()};
+Blockly.Block.prototype.renameVarById=function(a,b){for(var c=0,d;d=this.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)f.referencesVariables()&&a==f.getValue()&&f.setValue(b)};Blockly.Block.prototype.getFieldValue=function(a){return(a=this.getField(a))?a.getValue():null};Blockly.Block.prototype.setFieldValue=function(a,b){var c=this.getField(b);if(!c)throw Error('Field "'+b+'" not found.');c.setValue(a)};
+Blockly.Block.prototype.setPreviousStatement=function(a,b){if(a){void 0===b&&(b=null);if(!this.previousConnection){if(this.outputConnection)throw Error("Remove output connection prior to adding previous connection.");this.previousConnection=this.makeConnection_(Blockly.PREVIOUS_STATEMENT)}this.previousConnection.setCheck(b)}else if(this.previousConnection){if(this.previousConnection.isConnected())throw Error("Must disconnect previous statement before removing connection.");this.previousConnection.dispose();
+this.previousConnection=null}};Blockly.Block.prototype.setNextStatement=function(a,b){if(a)void 0===b&&(b=null),this.nextConnection||(this.nextConnection=this.makeConnection_(Blockly.NEXT_STATEMENT)),this.nextConnection.setCheck(b);else if(this.nextConnection){if(this.nextConnection.isConnected())throw Error("Must disconnect next statement before removing connection.");this.nextConnection.dispose();this.nextConnection=null}};
+Blockly.Block.prototype.setOutput=function(a,b){if(a){void 0===b&&(b=null);if(!this.outputConnection){if(this.previousConnection)throw Error("Remove previous connection prior to adding output connection.");this.outputConnection=this.makeConnection_(Blockly.OUTPUT_VALUE)}this.outputConnection.setCheck(b)}else if(this.outputConnection){if(this.outputConnection.isConnected())throw Error("Must disconnect output value before removing connection.");this.outputConnection.dispose();this.outputConnection=
+null}};Blockly.Block.prototype.setInputsInline=function(a){this.inputsInline!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this,"inline",null,this.inputsInline,a)),this.inputsInline=a)};
+Blockly.Block.prototype.getInputsInline=function(){if(void 0!=this.inputsInline)return this.inputsInline;for(var a=1;a<this.inputList.length;a++)if(this.inputList[a-1].type==Blockly.DUMMY_INPUT&&this.inputList[a].type==Blockly.DUMMY_INPUT)return!1;for(a=1;a<this.inputList.length;a++)if(this.inputList[a-1].type==Blockly.INPUT_VALUE&&this.inputList[a].type==Blockly.DUMMY_INPUT)return!0;return!1};Blockly.Block.prototype.setOutputShape=function(a){this.outputShape_=a};
+Blockly.Block.prototype.getOutputShape=function(){return this.outputShape_};Blockly.Block.prototype.setDisabled=function(a){console.warn("Deprecated call to Blockly.Block.prototype.setDisabled, use Blockly.Block.prototype.setEnabled instead.");this.setEnabled(!a)};Blockly.Block.prototype.isEnabled=function(){return!this.disabled};
+Blockly.Block.prototype.setEnabled=function(a){this.isEnabled()!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this,"disabled",null,this.disabled,!a)),this.disabled=!a)};Blockly.Block.prototype.getInheritedDisabled=function(){for(var a=this.getSurroundParent();a;){if(a.disabled)return!0;a=a.getSurroundParent()}return!1};Blockly.Block.prototype.isCollapsed=function(){return this.collapsed_};
+Blockly.Block.prototype.setCollapsed=function(a){this.collapsed_!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this,"collapsed",null,this.collapsed_,a)),this.collapsed_=a)};
+Blockly.Block.prototype.toString=function(a,b){var c=[],d=b||"?";if(this.collapsed_)c.push(this.getInput("_TEMP_COLLAPSED_INPUT").fieldRow[0].getText());else for(var e=0,f;f=this.inputList[e];e++){for(var g=0,h;h=f.fieldRow[g];g++)c.push(h.getText());f.connection&&((f=f.connection.targetBlock())?c.push(f.toString(void 0,b)):c.push(d))}c=c.join(" ").trim()||"???";a&&c.length>a&&(c=c.substring(0,a-3)+"...");return c};
+Blockly.Block.prototype.appendValueInput=function(a){return this.appendInput_(Blockly.INPUT_VALUE,a)};Blockly.Block.prototype.appendStatementInput=function(a){return this.appendInput_(Blockly.NEXT_STATEMENT,a)};Blockly.Block.prototype.appendDummyInput=function(a){return this.appendInput_(Blockly.DUMMY_INPUT,a||"")};
+Blockly.Block.prototype.jsonInit=function(a){var b=a.type?'Block "'+a.type+'": ':"";if(a.output&&a.previousStatement)throw Error(b+"Must not have both an output and a previousStatement.");a.style&&a.style.hat&&(this.hat=a.style.hat,a.style=null);if(a.style&&a.colour)throw Error(b+"Must not have both a colour and a style.");a.style?this.jsonInitStyle_(a,b):this.jsonInitColour_(a,b);for(var c=0;void 0!==a["message"+c];)this.interpolate_(a["message"+c],a["args"+c]||[],a["lastDummyAlign"+c],b),c++;void 0!==
+a.inputsInline&&this.setInputsInline(a.inputsInline);void 0!==a.output&&this.setOutput(!0,a.output);void 0!==a.outputShape&&this.setOutputShape(a.outputShape);void 0!==a.previousStatement&&this.setPreviousStatement(!0,a.previousStatement);void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.tooltip&&(c=a.tooltip,c=Blockly.utils.replaceMessageReferences(c),this.setTooltip(c));void 0!==a.enableContextMenu&&(c=a.enableContextMenu,this.contextMenu=!!c);void 0!==a.helpUrl&&(c=
+a.helpUrl,c=Blockly.utils.replaceMessageReferences(c),this.setHelpUrl(c));"string"==typeof a.extensions&&(console.warn(b+"JSON attribute 'extensions' should be an array of strings. Found raw string in JSON for '"+a.type+"' block."),a.extensions=[a.extensions]);void 0!==a.mutator&&Blockly.Extensions.apply(a.mutator,this,!0);if(Array.isArray(a.extensions))for(a=a.extensions,b=0;b<a.length;++b)Blockly.Extensions.apply(a[b],this,!1)};
+Blockly.Block.prototype.jsonInitColour_=function(a,b){if("colour"in a)if(void 0===a.colour)console.warn(b+"Undefined colour value.");else{a=a.colour;try{this.setColour(a)}catch(c){console.warn(b+"Illegal colour value: ",a)}}};Blockly.Block.prototype.jsonInitStyle_=function(a,b){a=a.style;try{this.setStyle(a)}catch(c){console.warn(b+"Style does not exist: ",a)}};
+Blockly.Block.prototype.mixin=function(a,b){if(void 0!==b&&"boolean"!=typeof b)throw Error("opt_disableCheck must be a boolean if provided");if(!b){b=[];for(var c in a)void 0!==this[c]&&b.push(c);if(b.length)throw Error("Mixin will overwrite block members: "+JSON.stringify(b));}Blockly.utils.object.mixin(this,a)};
+Blockly.Block.prototype.interpolate_=function(a,b,c,d){var e=Blockly.utils.tokenizeInterpolation(a),f=[],g=0;a=[];for(var h=0;h<e.length;h++){var k=e[h];if("number"==typeof k){if(0>=k||k>b.length)throw Error('Block "'+this.type+'": Message index %'+k+" out of range.");if(f[k])throw Error('Block "'+this.type+'": Message index %'+k+" duplicated.");f[k]=!0;g++;a.push(b[k-1])}else(k=k.trim())&&a.push(k)}if(g!=b.length)throw Error('Block "'+this.type+'": Message does not reference all '+b.length+" arg(s).");
+a.length&&("string"==typeof a[a.length-1]||Blockly.utils.string.startsWith(a[a.length-1].type,"field_"))&&(h={type:"input_dummy"},c&&(h.align=c),a.push(h));c={LEFT:Blockly.ALIGN_LEFT,RIGHT:Blockly.ALIGN_RIGHT,CENTRE:Blockly.ALIGN_CENTRE,CENTER:Blockly.ALIGN_CENTRE};b=[];for(h=0;h<a.length;h++)if(f=a[h],"string"==typeof f)b.push([f,void 0]);else{e=g=null;do if(k=!1,"string"==typeof f)g=new Blockly.FieldLabel(f);else switch(f.type){case "input_value":e=this.appendValueInput(f.name);break;case "input_statement":e=
+this.appendStatementInput(f.name);break;case "input_dummy":e=this.appendDummyInput(f.name);break;default:g=Blockly.fieldRegistry.fromJson(f),!g&&f.alt&&(f=f.alt,k=!0)}while(k);if(g)b.push([g,f.name]);else if(e){f.check&&e.setCheck(f.check);f.align&&(g=c[f.align.toUpperCase()],void 0===g?console.warn(d+"Illegal align value: ",f.align):e.setAlign(g));for(f=0;f<b.length;f++)e.appendField(b[f][0],b[f][1]);b.length=0}}};
+Blockly.Block.prototype.appendInput_=function(a,b){var c=null;if(a==Blockly.INPUT_VALUE||a==Blockly.NEXT_STATEMENT)c=this.makeConnection_(a);a==Blockly.NEXT_STATEMENT&&this.statementInputCount++;a=new Blockly.Input(a,b,this,c);this.inputList.push(a);return a};
+Blockly.Block.prototype.moveInputBefore=function(a,b){if(a!=b){for(var c=-1,d=b?-1:this.inputList.length,e=0,f;f=this.inputList[e];e++)if(f.name==a){if(c=e,-1!=d)break}else if(b&&f.name==b&&(d=e,-1!=c))break;if(-1==c)throw Error('Named input "'+a+'" not found.');if(-1==d)throw Error('Reference input "'+b+'" not found.');this.moveNumberedInputBefore(c,d)}};
+Blockly.Block.prototype.moveNumberedInputBefore=function(a,b){if(a==b)throw Error("Can't move input to itself.");if(a>=this.inputList.length)throw RangeError("Input index "+a+" out of bounds.");if(b>this.inputList.length)throw RangeError("Reference input "+b+" out of bounds.");var c=this.inputList[a];this.inputList.splice(a,1);a<b&&b--;this.inputList.splice(b,0,c)};
+Blockly.Block.prototype.removeInput=function(a,b){for(var c=0,d;d=this.inputList[c];c++)if(d.name==a){d.type==Blockly.NEXT_STATEMENT&&this.statementInputCount--;d.dispose();this.inputList.splice(c,1);return}if(!b)throw Error("Input not found: "+a);};Blockly.Block.prototype.getInput=function(a){for(var b=0,c;c=this.inputList[b];b++)if(c.name==a)return c;return null};Blockly.Block.prototype.getInputTargetBlock=function(a){return(a=this.getInput(a))&&a.connection&&a.connection.targetBlock()};
+Blockly.Block.prototype.getCommentText=function(){return this.commentModel.text};Blockly.Block.prototype.setCommentText=function(a){this.commentModel.text!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this,"comment",null,this.commentModel.text,a)),this.comment=this.commentModel.text=a)};Blockly.Block.prototype.setWarningText=function(a,b){};Blockly.Block.prototype.setMutator=function(a){};Blockly.Block.prototype.getRelativeToSurfaceXY=function(){return this.xy_};
+Blockly.Block.prototype.moveBy=function(a,b){if(this.parentBlock_)throw Error("Block has parent.");var c=new Blockly.Events.BlockMove(this);this.xy_.translate(a,b);c.recordNew();Blockly.Events.fire(c)};Blockly.Block.prototype.makeConnection_=function(a){return new Blockly.Connection(this,a)};
+Blockly.Block.prototype.allInputsFilled=function(a){void 0===a&&(a=!0);if(!a&&this.isShadow())return!1;for(var b=0,c;c=this.inputList[b];b++)if(c.connection&&(c=c.connection.targetBlock(),!c||!c.allInputsFilled(a)))return!1;return(b=this.getNextBlock())?b.allInputsFilled(a):!0};Blockly.Block.prototype.toDevString=function(){var a=this.type?'"'+this.type+'" block':"Block";this.id&&(a+=' (id="'+this.id+'")');return a};Blockly.blockRendering={};Blockly.blockRendering.IPathObject=function(a,b){};Blockly.utils.aria={};Blockly.utils.aria.ARIA_PREFIX_="aria-";Blockly.utils.aria.ROLE_ATTRIBUTE_="role";Blockly.utils.aria.Role={GRID:"grid",GRIDCELL:"gridcell",GROUP:"group",LISTBOX:"listbox",MENU:"menu",MENUITEM:"menuitem",MENUITEMCHECKBOX:"menuitemcheckbox",OPTION:"option",PRESENTATION:"presentation",ROW:"row",TREE:"tree",TREEITEM:"treeitem"};
+Blockly.utils.aria.State={ACTIVEDESCENDANT:"activedescendant",COLCOUNT:"colcount",EXPANDED:"expanded",INVALID:"invalid",LABEL:"label",LABELLEDBY:"labelledby",LEVEL:"level",ORIENTATION:"orientation",POSINSET:"posinset",ROWCOUNT:"rowcount",SELECTED:"selected",SETSIZE:"setsize",VALUEMAX:"valuemax",VALUEMIN:"valuemin"};Blockly.utils.aria.setRole=function(a,b){a.setAttribute(Blockly.utils.aria.ROLE_ATTRIBUTE_,b)};
+Blockly.utils.aria.setState=function(a,b,c){Array.isArray(c)&&(c=c.join(" "));a.setAttribute(Blockly.utils.aria.ARIA_PREFIX_+b,c)};Blockly.Menu=function(){Blockly.Component.call(this);this.openingCoords=null;this.highlightedIndex_=-1;this.onKeyDownWrapper_=this.mouseLeaveHandler_=this.mouseEnterHandler_=this.clickHandler_=this.mouseOverHandler_=null};Blockly.utils.object.inherits(Blockly.Menu,Blockly.Component);
+Blockly.Menu.prototype.createDom=function(){var a=document.createElement("div");a.id=this.getId();this.setElementInternal(a);a.className="goog-menu goog-menu-vertical blocklyNonSelectable";a.tabIndex=0;Blockly.utils.aria.setRole(a,this.roleName_||Blockly.utils.aria.Role.MENU)};Blockly.Menu.prototype.focus=function(){var a=this.getElement();a&&(a.focus({preventScroll:!0}),Blockly.utils.dom.addClass(a,"focused"))};
+Blockly.Menu.prototype.blur=function(){var a=this.getElement();a&&(a.blur(),Blockly.utils.dom.removeClass(a,"focused"))};Blockly.Menu.prototype.setRole=function(a){this.roleName_=a};Blockly.Menu.prototype.enterDocument=function(){Blockly.Menu.superClass_.enterDocument.call(this);this.forEachChild(function(a){a.isInDocument()&&this.registerChildId_(a)},this);this.attachEvents_()};Blockly.Menu.prototype.exitDocument=function(){this.setHighlightedIndex(-1);Blockly.Menu.superClass_.exitDocument.call(this)};
+Blockly.Menu.prototype.disposeInternal=function(){Blockly.Menu.superClass_.disposeInternal.call(this);this.detachEvents_()};
+Blockly.Menu.prototype.attachEvents_=function(){var a=this.getElement();this.mouseOverHandler_=Blockly.bindEventWithChecks_(a,"mouseover",this,this.handleMouseOver_,!0);this.clickHandler_=Blockly.bindEventWithChecks_(a,"click",this,this.handleClick_,!0);this.mouseEnterHandler_=Blockly.bindEventWithChecks_(a,"mouseenter",this,this.handleMouseEnter_,!0);this.mouseLeaveHandler_=Blockly.bindEventWithChecks_(a,"mouseleave",this,this.handleMouseLeave_,!0);this.onKeyDownWrapper_=Blockly.bindEventWithChecks_(a,
+"keydown",this,this.handleKeyEvent)};
+Blockly.Menu.prototype.detachEvents_=function(){this.mouseOverHandler_&&(Blockly.unbindEvent_(this.mouseOverHandler_),this.mouseOverHandler_=null);this.clickHandler_&&(Blockly.unbindEvent_(this.clickHandler_),this.clickHandler_=null);this.mouseEnterHandler_&&(Blockly.unbindEvent_(this.mouseEnterHandler_),this.mouseEnterHandler_=null);this.mouseLeaveHandler_&&(Blockly.unbindEvent_(this.mouseLeaveHandler_),this.mouseLeaveHandler_=null);this.onKeyDownWrapper_&&(Blockly.unbindEvent_(this.onKeyDownWrapper_),this.onKeyDownWrapper_=
+null)};Blockly.Menu.prototype.childElementIdMap_=null;Blockly.Menu.prototype.registerChildId_=function(a){var b=a.getElement();b=b.id||(b.id=a.getId());this.childElementIdMap_||(this.childElementIdMap_={});this.childElementIdMap_[b]=a};Blockly.Menu.prototype.getMenuItem=function(a){if(this.childElementIdMap_)for(var b=this.getElement();a&&a!==b;){var c=a.id;if(c in this.childElementIdMap_)return this.childElementIdMap_[c];a=a.parentNode}return null};
+Blockly.Menu.prototype.unhighlightCurrent=function(){var a=this.getHighlighted();a&&a.setHighlighted(!1)};Blockly.Menu.prototype.clearHighlighted=function(){this.unhighlightCurrent();this.setHighlightedIndex(-1)};Blockly.Menu.prototype.getHighlighted=function(){return this.getChildAt(this.highlightedIndex_)};
+Blockly.Menu.prototype.setHighlightedIndex=function(a){var b=this.getChildAt(a);b?(b.setHighlighted(!0),this.highlightedIndex_=a):-1<this.highlightedIndex_&&(this.getHighlighted().setHighlighted(!1),this.highlightedIndex_=-1);b&&Blockly.utils.style.scrollIntoContainerView(b.getElement(),this.getElement())};Blockly.Menu.prototype.setHighlighted=function(a){this.setHighlightedIndex(this.indexOfChild(a))};
+Blockly.Menu.prototype.highlightNext=function(){this.unhighlightCurrent();this.highlightHelper(function(a,b){return(a+1)%b},this.highlightedIndex_)};Blockly.Menu.prototype.highlightPrevious=function(){this.unhighlightCurrent();this.highlightHelper(function(a,b){a--;return 0>a?b-1:a},this.highlightedIndex_)};
+Blockly.Menu.prototype.highlightHelper=function(a,b){b=0>b?-1:b;var c=this.getChildCount();b=a.call(this,b,c);for(var d=0;d<=c;){var e=this.getChildAt(b);if(e&&this.canHighlightItem(e))return this.setHighlightedIndex(b),!0;d++;b=a.call(this,b,c)}return!1};Blockly.Menu.prototype.canHighlightItem=function(a){return a.isEnabled()};
+Blockly.Menu.prototype.handleMouseOver_=function(a){if(a=this.getMenuItem(a.target))a.isEnabled()?this.getHighlighted()!==a&&(this.unhighlightCurrent(),this.setHighlighted(a)):this.unhighlightCurrent()};Blockly.Menu.prototype.handleClick_=function(a){var b=this.openingCoords;this.openingCoords=null;if(b&&"number"===typeof a.clientX){var c=new Blockly.utils.Coordinate(a.clientX,a.clientY);if(1>Blockly.utils.Coordinate.distance(b,c))return}(b=this.getMenuItem(a.target))&&b.handleClick(a)&&a.preventDefault()};
+Blockly.Menu.prototype.handleMouseEnter_=function(a){this.focus()};Blockly.Menu.prototype.handleMouseLeave_=function(a){this.getElement()&&(this.blur(),this.clearHighlighted())};Blockly.Menu.prototype.handleKeyEvent=function(a){return 0!=this.getChildCount()&&this.handleKeyEventInternal(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
+Blockly.Menu.prototype.handleKeyEventInternal=function(a){var b=this.getHighlighted();if(b&&"function"==typeof b.handleKeyEvent&&b.handleKeyEvent(a))return!0;if(a.shiftKey||a.ctrlKey||a.metaKey||a.altKey)return!1;switch(a.keyCode){case Blockly.utils.KeyCodes.ENTER:b&&b.performActionInternal(a);break;case Blockly.utils.KeyCodes.UP:this.highlightPrevious();break;case Blockly.utils.KeyCodes.DOWN:this.highlightNext();break;default:return!1}return!0};Blockly.MenuItem=function(a,b){Blockly.Component.call(this);this.setContentInternal(a);this.setValue(b);this.enabled_=!0};Blockly.utils.object.inherits(Blockly.MenuItem,Blockly.Component);
+Blockly.MenuItem.prototype.createDom=function(){var a=document.createElement("div");a.id=this.getId();this.setElementInternal(a);a.className="goog-menuitem goog-option "+(this.enabled_?"":"goog-menuitem-disabled ")+(this.checked_?"goog-option-selected ":"")+(this.rightToLeft_?"goog-menuitem-rtl ":"");var b=this.getContentWrapperDom();a.appendChild(b);var c=this.getCheckboxDom();c&&b.appendChild(c);b.appendChild(this.getContentDom());Blockly.utils.aria.setRole(a,this.roleName_||(this.checkable_?Blockly.utils.aria.Role.MENUITEMCHECKBOX:
+Blockly.utils.aria.Role.MENUITEM));Blockly.utils.aria.setState(a,Blockly.utils.aria.State.SELECTED,this.checkable_&&this.checked_||!1)};Blockly.MenuItem.prototype.getCheckboxDom=function(){if(!this.checkable_)return null;var a=document.createElement("div");a.className="goog-menuitem-checkbox";return a};Blockly.MenuItem.prototype.getContentDom=function(){var a=this.content_;"string"===typeof a&&(a=document.createTextNode(a));return a};
+Blockly.MenuItem.prototype.getContentWrapperDom=function(){var a=document.createElement("div");a.className="goog-menuitem-content";return a};Blockly.MenuItem.prototype.setContentInternal=function(a){this.content_=a};Blockly.MenuItem.prototype.setValue=function(a){this.value_=a};Blockly.MenuItem.prototype.getValue=function(){return this.value_};Blockly.MenuItem.prototype.setRole=function(a){this.roleName_=a};Blockly.MenuItem.prototype.setCheckable=function(a){this.checkable_=a};
+Blockly.MenuItem.prototype.setChecked=function(a){if(this.checkable_){this.checked_=a;var b=this.getElement();b&&this.isEnabled()&&(a?(Blockly.utils.dom.addClass(b,"goog-option-selected"),Blockly.utils.aria.setState(b,Blockly.utils.aria.State.SELECTED,!0)):(Blockly.utils.dom.removeClass(b,"goog-option-selected"),Blockly.utils.aria.setState(b,Blockly.utils.aria.State.SELECTED,!1)))}};
+Blockly.MenuItem.prototype.setHighlighted=function(a){this.highlight_=a;var b=this.getElement();b&&this.isEnabled()&&(a?Blockly.utils.dom.addClass(b,"goog-menuitem-highlight"):Blockly.utils.dom.removeClass(b,"goog-menuitem-highlight"))};Blockly.MenuItem.prototype.isEnabled=function(){return this.enabled_};Blockly.MenuItem.prototype.setEnabled=function(a){this.enabled_=a;(a=this.getElement())&&(this.enabled_?Blockly.utils.dom.removeClass(a,"goog-menuitem-disabled"):Blockly.utils.dom.addClass(a,"goog-menuitem-disabled"))};
+Blockly.MenuItem.prototype.handleClick=function(a){this.isEnabled()&&(this.setHighlighted(!0),this.performActionInternal())};Blockly.MenuItem.prototype.performActionInternal=function(){this.checkable_&&this.setChecked(!this.checked_);this.actionHandler_&&this.actionHandler_.call(this.actionHandlerObj_,this)};Blockly.MenuItem.prototype.onAction=function(a,b){this.actionHandler_=a;this.actionHandlerObj_=b};Blockly.utils.uiMenu={};Blockly.utils.uiMenu.getSize=function(a){a=a.getElement();var b=Blockly.utils.style.getSize(a);b.height=a.scrollHeight;return b};Blockly.utils.uiMenu.adjustBBoxesForRTL=function(a,b,c){b.left+=c.width;b.right+=c.width;a.left+=c.width;a.right+=c.width};Blockly.ContextMenu={};Blockly.ContextMenu.currentBlock=null;Blockly.ContextMenu.eventWrapper_=null;Blockly.ContextMenu.show=function(a,b,c){Blockly.WidgetDiv.show(Blockly.ContextMenu,c,null);if(b.length){var d=Blockly.ContextMenu.populate_(b,c);Blockly.ContextMenu.position_(d,a,c);setTimeout(function(){d.getElement().focus()},1);Blockly.ContextMenu.currentBlock=null}else Blockly.ContextMenu.hide()};
+Blockly.ContextMenu.populate_=function(a,b){var c=new Blockly.Menu;c.setRightToLeft(b);for(var d=0,e;e=a[d];d++){var f=new Blockly.MenuItem(e.text);f.setRightToLeft(b);c.addChild(f,!0);f.setEnabled(e.enabled);if(e.enabled)f.onAction(function(){Blockly.ContextMenu.hide();this.callback()},e)}return c};
+Blockly.ContextMenu.position_=function(a,b,c){var d=Blockly.utils.getViewportBBox();b={top:b.clientY+d.top,bottom:b.clientY+d.top,left:b.clientX+d.left,right:b.clientX+d.left};Blockly.ContextMenu.createWidget_(a);var e=Blockly.utils.uiMenu.getSize(a);c&&Blockly.utils.uiMenu.adjustBBoxesForRTL(d,b,e);Blockly.WidgetDiv.positionWithAnchor(d,b,e,c);a.getElement().focus()};
+Blockly.ContextMenu.createWidget_=function(a){a.render(Blockly.WidgetDiv.DIV);var b=a.getElement();Blockly.utils.dom.addClass(b,"blocklyContextMenu");Blockly.bindEventWithChecks_(b,"contextmenu",null,Blockly.utils.noEvent);a.focus()};Blockly.ContextMenu.hide=function(){Blockly.WidgetDiv.hideIfOwner(Blockly.ContextMenu);Blockly.ContextMenu.currentBlock=null;Blockly.ContextMenu.eventWrapper_&&(Blockly.unbindEvent_(Blockly.ContextMenu.eventWrapper_),Blockly.ContextMenu.eventWrapper_=null)};
+Blockly.ContextMenu.callbackFactory=function(a,b){return function(){Blockly.Events.disable();try{var c=Blockly.Xml.domToBlock(b,a.workspace),d=a.getRelativeToSurfaceXY();d.x=a.RTL?d.x-Blockly.SNAP_RADIUS:d.x+Blockly.SNAP_RADIUS;d.y+=2*Blockly.SNAP_RADIUS;c.moveBy(d.x,d.y)}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!c.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(c));c.select()}};
+Blockly.ContextMenu.blockDeleteOption=function(a){var b=a.getDescendants(!1).length,c=a.getNextBlock();c&&(b-=c.getDescendants(!1).length);return{text:1==b?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(b)),enabled:!0,callback:function(){Blockly.Events.setGroup(!0);a.dispose(!0,!0);Blockly.Events.setGroup(!1)}}};Blockly.ContextMenu.blockHelpOption=function(a){return{enabled:!("function"==typeof a.helpUrl?!a.helpUrl():!a.helpUrl),text:Blockly.Msg.HELP,callback:function(){a.showHelp()}}};
+Blockly.ContextMenu.blockDuplicateOption=function(a){var b=a.isDuplicatable();return{text:Blockly.Msg.DUPLICATE_BLOCK,enabled:b,callback:function(){Blockly.duplicate(a)}}};Blockly.ContextMenu.blockCommentOption=function(a){var b={enabled:!Blockly.utils.userAgent.IE};a.getCommentIcon()?(b.text=Blockly.Msg.REMOVE_COMMENT,b.callback=function(){a.setCommentText(null)}):(b.text=Blockly.Msg.ADD_COMMENT,b.callback=function(){a.setCommentText("")});return b};
+Blockly.ContextMenu.commentDeleteOption=function(a){return{text:Blockly.Msg.REMOVE_COMMENT,enabled:!0,callback:function(){Blockly.Events.setGroup(!0);a.dispose(!0,!0);Blockly.Events.setGroup(!1)}}};Blockly.ContextMenu.commentDuplicateOption=function(a){return{text:Blockly.Msg.DUPLICATE_COMMENT,enabled:!0,callback:function(){Blockly.duplicate(a)}}};
+Blockly.ContextMenu.workspaceCommentOption=function(a,b){if(!Blockly.WorkspaceCommentSvg)throw Error("Missing require for Blockly.WorkspaceCommentSvg");var c={enabled:!Blockly.utils.userAgent.IE};c.text=Blockly.Msg.ADD_COMMENT;c.callback=function(){var c=new Blockly.WorkspaceCommentSvg(a,Blockly.Msg.WORKSPACE_COMMENT_DEFAULT_TEXT,Blockly.WorkspaceCommentSvg.DEFAULT_SIZE,Blockly.WorkspaceCommentSvg.DEFAULT_SIZE),e=a.getInjectionDiv().getBoundingClientRect();e=new Blockly.utils.Coordinate(b.clientX-
+e.left,b.clientY-e.top);var f=a.getOriginOffsetInPixels();e=Blockly.utils.Coordinate.difference(e,f);e.scale(1/a.scale);c.moveBy(e.x,e.y);a.rendered&&(c.initSvg(),c.render(),c.select())};return c};Blockly.RenderedConnection=function(a,b){Blockly.RenderedConnection.superClass_.constructor.call(this,a,b);this.db_=a.workspace.connectionDBList[b];this.dbOpposite_=a.workspace.connectionDBList[Blockly.OPPOSITE_TYPE[b]];this.offsetInBlock_=new Blockly.utils.Coordinate(0,0);this.trackedState_=Blockly.RenderedConnection.TrackedState.WILL_TRACK};Blockly.utils.object.inherits(Blockly.RenderedConnection,Blockly.Connection);Blockly.RenderedConnection.TrackedState={WILL_TRACK:-1,UNTRACKED:0,TRACKED:1};
+Blockly.RenderedConnection.prototype.dispose=function(){Blockly.RenderedConnection.superClass_.dispose.call(this);this.trackedState_==Blockly.RenderedConnection.TrackedState.TRACKED&&this.db_.removeConnection(this,this.y)};Blockly.RenderedConnection.prototype.getSourceBlock=function(){return Blockly.RenderedConnection.superClass_.getSourceBlock.call(this)};Blockly.RenderedConnection.prototype.targetBlock=function(){return Blockly.RenderedConnection.superClass_.targetBlock.call(this)};
+Blockly.RenderedConnection.prototype.distanceFrom=function(a){var b=this.x-a.x;a=this.y-a.y;return Math.sqrt(b*b+a*a)};
+Blockly.RenderedConnection.prototype.bumpAwayFrom=function(a){if(!this.sourceBlock_.workspace.isDragging()){var b=this.sourceBlock_.getRootBlock();if(!b.isInFlyout){var c=!1;if(!b.isMovable()){b=a.getSourceBlock().getRootBlock();if(!b.isMovable())return;a=this;c=!0}var d=Blockly.selected==b;d||b.addSelect();var e=a.x+Blockly.SNAP_RADIUS+Math.floor(Math.random()*Blockly.BUMP_RANDOMNESS)-this.x,f=a.y+Blockly.SNAP_RADIUS+Math.floor(Math.random()*Blockly.BUMP_RANDOMNESS)-this.y;c&&(f=-f);b.RTL&&(e=a.x-
+Blockly.SNAP_RADIUS-Math.floor(Math.random()*Blockly.BUMP_RANDOMNESS)-this.x);b.moveBy(e,f);d||b.removeSelect()}}};
+Blockly.RenderedConnection.prototype.moveTo=function(a,b){this.trackedState_==Blockly.RenderedConnection.TrackedState.WILL_TRACK?(this.db_.addConnection(this,b),this.trackedState_=Blockly.RenderedConnection.TrackedState.TRACKED):this.trackedState_==Blockly.RenderedConnection.TrackedState.TRACKED&&(this.db_.removeConnection(this,this.y),this.db_.addConnection(this,b));this.x=a;this.y=b};Blockly.RenderedConnection.prototype.moveBy=function(a,b){this.moveTo(this.x+a,this.y+b)};
+Blockly.RenderedConnection.prototype.moveToOffset=function(a){this.moveTo(a.x+this.offsetInBlock_.x,a.y+this.offsetInBlock_.y)};Blockly.RenderedConnection.prototype.setOffsetInBlock=function(a,b){this.offsetInBlock_.x=a;this.offsetInBlock_.y=b};Blockly.RenderedConnection.prototype.getOffsetInBlock=function(){return this.offsetInBlock_};
+Blockly.RenderedConnection.prototype.tighten=function(){var a=this.targetConnection.x-this.x,b=this.targetConnection.y-this.y;if(0!=a||0!=b){var c=this.targetBlock(),d=c.getSvgRoot();if(!d)throw Error("block is not rendered.");d=Blockly.utils.getRelativeXY(d);c.getSvgRoot().setAttribute("transform","translate("+(d.x-a)+","+(d.y-b)+")");c.moveConnections(-a,-b)}};Blockly.RenderedConnection.prototype.closest=function(a,b){return this.dbOpposite_.searchForClosest(this,a,b)};
+Blockly.RenderedConnection.prototype.highlight=function(){var a=this.sourceBlock_.workspace.getRenderer().getConstants();var b=a.shapeFor(this);this.type==Blockly.INPUT_VALUE||this.type==Blockly.OUTPUT_VALUE?(a=a.TAB_OFFSET_FROM_TOP,b=Blockly.utils.svgPaths.moveBy(0,-a)+Blockly.utils.svgPaths.lineOnAxis("v",a)+b.pathDown+Blockly.utils.svgPaths.lineOnAxis("v",a)):(a=a.NOTCH_OFFSET_LEFT-a.CORNER_RADIUS,b=Blockly.utils.svgPaths.moveBy(-a,0)+Blockly.utils.svgPaths.lineOnAxis("h",a)+b.pathLeft+Blockly.utils.svgPaths.lineOnAxis("h",
+a));a=this.sourceBlock_.getRelativeToSurfaceXY();Blockly.Connection.highlightedPath_=Blockly.utils.dom.createSvgElement("path",{"class":"blocklyHighlightedConnectionPath",d:b,transform:"translate("+(this.x-a.x)+","+(this.y-a.y)+")"+(this.sourceBlock_.RTL?" scale(-1 1)":"")},this.sourceBlock_.getSvgRoot())};Blockly.RenderedConnection.prototype.unhighlight=function(){Blockly.utils.dom.removeNode(Blockly.Connection.highlightedPath_);delete Blockly.Connection.highlightedPath_};
+Blockly.RenderedConnection.prototype.setTracking=function(a){a&&this.trackedState_==Blockly.RenderedConnection.TrackedState.TRACKED||!a&&this.trackedState_==Blockly.RenderedConnection.TrackedState.UNTRACKED||this.sourceBlock_.isInFlyout||(a?(this.db_.addConnection(this,this.y),this.trackedState_=Blockly.RenderedConnection.TrackedState.TRACKED):(this.trackedState_==Blockly.RenderedConnection.TrackedState.TRACKED&&this.db_.removeConnection(this,this.y),this.trackedState_=Blockly.RenderedConnection.TrackedState.UNTRACKED))};
+Blockly.RenderedConnection.prototype.stopTrackingAll=function(){this.setTracking(!1);if(this.targetConnection)for(var a=this.targetBlock().getDescendants(!1),b=0;b<a.length;b++){for(var c=a[b],d=c.getConnections_(!0),e=0;e<d.length;e++)d[e].setTracking(!1);c=c.getIcons();for(e=0;e<c.length;e++)c[e].setVisible(!1)}};
+Blockly.RenderedConnection.prototype.startTrackingAll=function(){this.setTracking(!0);var a=[];if(this.type!=Blockly.INPUT_VALUE&&this.type!=Blockly.NEXT_STATEMENT)return a;var b=this.targetBlock();if(b){if(b.isCollapsed()){var c=[];b.outputConnection&&c.push(b.outputConnection);b.nextConnection&&c.push(b.nextConnection);b.previousConnection&&c.push(b.previousConnection)}else c=b.getConnections_(!0);for(var d=0;d<c.length;d++)a.push.apply(a,c[d].startTrackingAll());a.length||(a[0]=b)}return a};
+Blockly.RenderedConnection.prototype.isConnectionAllowed=function(a,b){return this.distanceFrom(a)>b?!1:Blockly.RenderedConnection.superClass_.isConnectionAllowed.call(this,a)};Blockly.RenderedConnection.prototype.onFailedConnect=function(a){this.bumpAwayFrom(a)};Blockly.RenderedConnection.prototype.disconnectInternal_=function(a,b){Blockly.RenderedConnection.superClass_.disconnectInternal_.call(this,a,b);a.rendered&&a.render();b.rendered&&(b.updateDisabled(),b.render())};
+Blockly.RenderedConnection.prototype.respawnShadow_=function(){var a=this.getSourceBlock(),b=this.getShadowDom();if(a.workspace&&b&&Blockly.Events.recordUndo){Blockly.RenderedConnection.superClass_.respawnShadow_.call(this);b=this.targetBlock();if(!b)throw Error("Couldn't respawn the shadow block that should exist here.");b.initSvg();b.render(!1);a.rendered&&a.render()}};Blockly.RenderedConnection.prototype.neighbours=function(a){return this.dbOpposite_.getNeighbours(this,a)};
+Blockly.RenderedConnection.prototype.connect_=function(a){Blockly.RenderedConnection.superClass_.connect_.call(this,a);var b=this.getSourceBlock();a=a.getSourceBlock();b.rendered&&b.updateDisabled();a.rendered&&a.updateDisabled();b.rendered&&a.rendered&&(this.type==Blockly.NEXT_STATEMENT||this.type==Blockly.PREVIOUS_STATEMENT?a.render():b.render())};
+Blockly.RenderedConnection.prototype.onCheckChanged_=function(){!this.isConnected()||this.targetConnection&&this.checkType(this.targetConnection)||((this.isSuperior()?this.targetBlock():this.sourceBlock_).unplug(),this.sourceBlock_.bumpNeighbours())};Blockly.Marker=function(){this.drawer_=this.curNode_=this.colour=null;this.type="marker"};Blockly.Marker.prototype.setDrawer=function(a){this.drawer_=a};Blockly.Marker.prototype.getDrawer=function(){return this.drawer_};Blockly.Marker.prototype.getCurNode=function(){return this.curNode_};Blockly.Marker.prototype.setCurNode=function(a){var b=this.curNode_;this.curNode_=a;this.drawer_&&this.drawer_.draw(b,this.curNode_)};
+Blockly.Marker.prototype.draw=function(){this.drawer_&&this.drawer_.draw(this.curNode_,this.curNode_)};Blockly.Marker.prototype.hide=function(){this.drawer_&&this.drawer_.hide()};Blockly.Marker.prototype.dispose=function(){this.getDrawer()&&this.getDrawer().dispose()};Blockly.Cursor=function(){Blockly.Cursor.superClass_.constructor.call(this);this.type="cursor"};Blockly.utils.object.inherits(Blockly.Cursor,Blockly.Marker);Blockly.Cursor.prototype.next=function(){var a=this.getCurNode();if(!a)return null;for(a=a.next();a&&a.next()&&(a.getType()==Blockly.ASTNode.types.NEXT||a.getType()==Blockly.ASTNode.types.BLOCK);)a=a.next();a&&this.setCurNode(a);return a};
+Blockly.Cursor.prototype.in=function(){var a=this.getCurNode();if(!a)return null;if(a.getType()==Blockly.ASTNode.types.PREVIOUS||a.getType()==Blockly.ASTNode.types.OUTPUT)a=a.next();(a=a.in())&&this.setCurNode(a);return a};Blockly.Cursor.prototype.prev=function(){var a=this.getCurNode();if(!a)return null;for(a=a.prev();a&&a.prev()&&(a.getType()==Blockly.ASTNode.types.NEXT||a.getType()==Blockly.ASTNode.types.BLOCK);)a=a.prev();a&&this.setCurNode(a);return a};
+Blockly.Cursor.prototype.out=function(){var a=this.getCurNode();if(!a)return null;(a=a.out())&&a.getType()==Blockly.ASTNode.types.BLOCK&&(a=a.prev()||a);a&&this.setCurNode(a);return a};
+Blockly.Cursor.prototype.onBlocklyAction=function(a){if(this.getCurNode()&&this.getCurNode().getType()===Blockly.ASTNode.types.FIELD&&this.getCurNode().getLocation().onBlocklyAction(a))return!0;switch(a.name){case Blockly.navigation.actionNames.PREVIOUS:return this.prev(),!0;case Blockly.navigation.actionNames.OUT:return this.out(),!0;case Blockly.navigation.actionNames.NEXT:return this.next(),!0;case Blockly.navigation.actionNames.IN:return this.in(),!0;default:return!1}};Blockly.BasicCursor=function(){Blockly.BasicCursor.superClass_.constructor.call(this)};Blockly.utils.object.inherits(Blockly.BasicCursor,Blockly.Cursor);Blockly.BasicCursor.prototype.next=function(){var a=this.getCurNode();if(!a)return null;(a=this.getNextNode_(a,this.validNode_))&&this.setCurNode(a);return a};Blockly.BasicCursor.prototype.in=function(){return this.next()};
+Blockly.BasicCursor.prototype.prev=function(){var a=this.getCurNode();if(!a)return null;(a=this.getPreviousNode_(a,this.validNode_))&&this.setCurNode(a);return a};Blockly.BasicCursor.prototype.out=function(){return this.prev()};Blockly.BasicCursor.prototype.getNextNode_=function(a,b){if(!a)return null;var c=a.in()||a.next();if(b(c))return c;if(c)return this.getNextNode_(c,b);a=this.findSiblingOrParent_(a.out());return b(a)?a:a?this.getNextNode_(a,b):null};
+Blockly.BasicCursor.prototype.getPreviousNode_=function(a,b){if(!a)return null;var c=a.prev();c=c?this.getRightMostChild_(c):a.out();return b(c)?c:c?this.getPreviousNode_(c,b):null};Blockly.BasicCursor.prototype.validNode_=function(a){var b=!1;a=a&&a.getType();if(a==Blockly.ASTNode.types.OUTPUT||a==Blockly.ASTNode.types.INPUT||a==Blockly.ASTNode.types.FIELD||a==Blockly.ASTNode.types.NEXT||a==Blockly.ASTNode.types.PREVIOUS||a==Blockly.ASTNode.types.WORKSPACE)b=!0;return b};
+Blockly.BasicCursor.prototype.findSiblingOrParent_=function(a){if(!a)return null;var b=a.next();return b?b:this.findSiblingOrParent_(a.out())};Blockly.BasicCursor.prototype.getRightMostChild_=function(a){if(!a.in())return a;for(a=a.in();a.next();)a=a.next();return this.getRightMostChild_(a)};Blockly.TabNavigateCursor=function(){Blockly.TabNavigateCursor.superClass_.constructor.call(this)};Blockly.utils.object.inherits(Blockly.TabNavigateCursor,Blockly.BasicCursor);Blockly.TabNavigateCursor.prototype.validNode_=function(a){var b=!1,c=a&&a.getType();a&&(a=a.getLocation(),c==Blockly.ASTNode.types.FIELD&&a&&a.isTabNavigable()&&a.isClickable()&&(b=!0));return b};Blockly.utils.Rect=function(a,b,c,d){this.top=a;this.bottom=b;this.left=c;this.right=d};Blockly.utils.Rect.prototype.contains=function(a,b){return a>=this.left&&a<=this.right&&b>=this.top&&b<=this.bottom};Blockly.BlockSvg=function(a,b,c){this.svgGroup_=Blockly.utils.dom.createSvgElement("g",{},null);this.svgGroup_.translate_="";this.style=a.getRenderer().getConstants().getBlockStyle(null);this.pathObject=a.getRenderer().makePathObject(this.svgGroup_,this.style);this.rendered=!1;this.workspace=a;this.previousConnection=this.nextConnection=this.outputConnection=null;this.useDragSurface_=Blockly.utils.is3dSupported()&&!!a.getBlockDragSurface();var d=this.pathObject.svgPath;d.tooltip=this;Blockly.Tooltip.bindMouseEvents(d);
+Blockly.BlockSvg.superClass_.constructor.call(this,a,b,c);this.svgGroup_.dataset&&(this.svgGroup_.dataset.id=this.id)};Blockly.utils.object.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.prototype.dragStartXY_=null;Blockly.BlockSvg.prototype.warningTextDb_=null;Blockly.BlockSvg.INLINE=-1;Blockly.BlockSvg.COLLAPSED_WARNING_ID="TEMP_COLLAPSED_WARNING_";
+Blockly.BlockSvg.prototype.initSvg=function(){if(!this.workspace.rendered)throw TypeError("Workspace is headless.");for(var a=0,b;b=this.inputList[a];a++)b.init();b=this.getIcons();for(a=0;a<b.length;a++)b[a].createIcon();this.applyColour();this.pathObject.updateMovable(this.isMovable());a=this.getSvgRoot();this.workspace.options.readOnly||this.eventsInit_||!a||Blockly.bindEventWithChecks_(a,"mousedown",this,this.onMouseDown_);this.eventsInit_=!0;a.parentNode||this.workspace.getCanvas().appendChild(a)};
+Blockly.BlockSvg.prototype.getColourSecondary=function(){return this.style.colourSecondary};Blockly.BlockSvg.prototype.getColourTertiary=function(){return this.style.colourTertiary};Blockly.BlockSvg.prototype.getColourShadow=function(){return this.getColourSecondary()};Blockly.BlockSvg.prototype.getColourBorder=function(){return{colourBorder:this.getColourTertiary(),colourLight:null,colourDark:null}};
+Blockly.BlockSvg.prototype.select=function(){if(this.isShadow()&&this.getParent())this.getParent().select();else if(Blockly.selected!=this){var a=null;if(Blockly.selected){a=Blockly.selected.id;Blockly.Events.disable();try{Blockly.selected.unselect()}finally{Blockly.Events.enable()}}a=new Blockly.Events.Ui(null,"selected",a,this.id);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=this;this.addSelect()}};
+Blockly.BlockSvg.prototype.unselect=function(){if(Blockly.selected==this){var a=new Blockly.Events.Ui(null,"selected",this.id,null);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=null;this.removeSelect()}};Blockly.BlockSvg.prototype.mutator=null;Blockly.BlockSvg.prototype.comment=null;Blockly.BlockSvg.prototype.commentIcon_=null;Blockly.BlockSvg.prototype.warning=null;
+Blockly.BlockSvg.prototype.getIcons=function(){var a=[];this.mutator&&a.push(this.mutator);this.commentIcon_&&a.push(this.commentIcon_);this.warning&&a.push(this.warning);return a};
+Blockly.BlockSvg.prototype.setParent=function(a){var b=this.parentBlock_;if(a!=b){Blockly.utils.dom.startTextWidthCache();Blockly.BlockSvg.superClass_.setParent.call(this,a);Blockly.utils.dom.stopTextWidthCache();var c=this.getSvgRoot();if(!this.workspace.isClearing&&c){var d=this.getRelativeToSurfaceXY();a?(a.getSvgRoot().appendChild(c),a=this.getRelativeToSurfaceXY(),this.moveConnections(a.x-d.x,a.y-d.y)):b&&(this.workspace.getCanvas().appendChild(c),this.translate(d.x,d.y));this.applyColour()}}};
+Blockly.BlockSvg.prototype.getRelativeToSurfaceXY=function(){var a=0,b=0,c=this.useDragSurface_?this.workspace.getBlockDragSurface().getGroup():null,d=this.getSvgRoot();if(d){do{var e=Blockly.utils.getRelativeXY(d);a+=e.x;b+=e.y;this.useDragSurface_&&this.workspace.getBlockDragSurface().getCurrentBlock()==d&&(e=this.workspace.getBlockDragSurface().getSurfaceTranslation(),a+=e.x,b+=e.y);d=d.parentNode}while(d&&d!=this.workspace.getCanvas()&&d!=c)}return new Blockly.utils.Coordinate(a,b)};
+Blockly.BlockSvg.prototype.moveBy=function(a,b){if(this.parentBlock_)throw Error("Block has parent.");var c=Blockly.Events.isEnabled();if(c)var d=new Blockly.Events.BlockMove(this);var e=this.getRelativeToSurfaceXY();this.translate(e.x+a,e.y+b);this.moveConnections(a,b);c&&(d.recordNew(),Blockly.Events.fire(d));this.workspace.resizeContents()};Blockly.BlockSvg.prototype.translate=function(a,b){this.getSvgRoot().setAttribute("transform","translate("+a+","+b+")")};
+Blockly.BlockSvg.prototype.moveToDragSurface=function(){if(this.useDragSurface_){var a=this.getRelativeToSurfaceXY();this.clearTransformAttributes_();this.workspace.getBlockDragSurface().translateSurface(a.x,a.y);(a=this.getSvgRoot())&&this.workspace.getBlockDragSurface().setBlocksAndShow(a)}};Blockly.BlockSvg.prototype.moveTo=function(a){var b=this.getRelativeToSurfaceXY();this.moveBy(a.x-b.x,a.y-b.y)};
+Blockly.BlockSvg.prototype.moveOffDragSurface=function(a){this.useDragSurface_&&(this.translate(a.x,a.y),this.workspace.getBlockDragSurface().clearAndHide(this.workspace.getCanvas()))};Blockly.BlockSvg.prototype.moveDuringDrag=function(a){this.useDragSurface_?this.workspace.getBlockDragSurface().translateSurface(a.x,a.y):(this.svgGroup_.translate_="translate("+a.x+","+a.y+")",this.svgGroup_.setAttribute("transform",this.svgGroup_.translate_+this.svgGroup_.skew_))};
+Blockly.BlockSvg.prototype.clearTransformAttributes_=function(){this.getSvgRoot().removeAttribute("transform")};Blockly.BlockSvg.prototype.snapToGrid=function(){if(this.workspace&&!this.workspace.isDragging()&&!this.getParent()&&!this.isInFlyout){var a=this.workspace.getGrid();if(a&&a.shouldSnap()){var b=a.getSpacing(),c=b/2,d=this.getRelativeToSurfaceXY();a=Math.round((d.x-c)/b)*b+c-d.x;b=Math.round((d.y-c)/b)*b+c-d.y;a=Math.round(a);b=Math.round(b);0==a&&0==b||this.moveBy(a,b)}}};
+Blockly.BlockSvg.prototype.getBoundingRectangle=function(){var a=this.getRelativeToSurfaceXY(),b=this.getHeightWidth();if(this.RTL){var c=a.x-b.width;var d=a.x}else c=a.x,d=a.x+b.width;return new Blockly.utils.Rect(a.y,a.y+b.height,c,d)};Blockly.BlockSvg.prototype.markDirty=function(){this.pathObject.constants=this.workspace.getRenderer().getConstants();for(var a=0,b;b=this.inputList[a];a++)b.markDirty()};
+Blockly.BlockSvg.prototype.setCollapsed=function(a){if(this.collapsed_!=a){for(var b=[],c=0,d;d=this.inputList[c];c++)b.push.apply(b,d.setVisible(!a));if(a){d=this.getIcons();for(c=0;c<d.length;c++)d[c].setVisible(!1);c=this.toString(Blockly.COLLAPSE_CHARS);this.appendDummyInput("_TEMP_COLLAPSED_INPUT").appendField(c).init();d=this.getDescendants(!0);if(c=this.getNextBlock())c=d.indexOf(c),d.splice(c,d.length-c);c=1;for(var e;e=d[c];c++)if(e.warning){this.setWarningText(Blockly.Msg.COLLAPSED_WARNINGS_WARNING,
+Blockly.BlockSvg.COLLAPSED_WARNING_ID);break}}else this.removeInput("_TEMP_COLLAPSED_INPUT"),this.warning&&(this.warning.setText("",Blockly.BlockSvg.COLLAPSED_WARNING_ID),Object.keys(this.warning.text_).length||this.setWarningText(null));Blockly.BlockSvg.superClass_.setCollapsed.call(this,a);b.length||(b[0]=this);if(this.rendered)for(c=0;e=b[c];c++)e.render()}};
+Blockly.BlockSvg.prototype.tab=function(a,b){var c=new Blockly.TabNavigateCursor;c.setCurNode(Blockly.ASTNode.createFieldNode(a));a=c.getCurNode();c.onBlocklyAction(b?Blockly.navigation.ACTION_NEXT:Blockly.navigation.ACTION_PREVIOUS);(b=c.getCurNode())&&b!==a&&(b.getLocation().showEditor(),this.workspace.keyboardAccessibilityMode&&this.workspace.getCursor().setCurNode(b))};
+Blockly.BlockSvg.prototype.onMouseDown_=function(a){var b=this.workspace&&this.workspace.getGesture(a);b&&b.handleBlockStart(a,this)};Blockly.BlockSvg.prototype.showHelp=function(){var a="function"==typeof this.helpUrl?this.helpUrl():this.helpUrl;a&&window.open(a)};
+Blockly.BlockSvg.prototype.generateContextMenu=function(){if(this.workspace.options.readOnly||!this.contextMenu)return null;var a=this,b=[];if(!this.isInFlyout){this.isDeletable()&&this.isMovable()&&b.push(Blockly.ContextMenu.blockDuplicateOption(a));this.workspace.options.comments&&!this.collapsed_&&this.isEditable()&&b.push(Blockly.ContextMenu.blockCommentOption(a));if(this.isMovable())if(this.collapsed_)this.workspace.options.collapse&&(c={enabled:!0},c.text=Blockly.Msg.EXPAND_BLOCK,c.callback=
+function(){a.setCollapsed(!1)},b.push(c));else{for(var c=1;c<this.inputList.length;c++)if(this.inputList[c-1].type!=Blockly.NEXT_STATEMENT&&this.inputList[c].type!=Blockly.NEXT_STATEMENT){c={enabled:!0};var d=this.getInputsInline();c.text=d?Blockly.Msg.EXTERNAL_INPUTS:Blockly.Msg.INLINE_INPUTS;c.callback=function(){a.setInputsInline(!d)};b.push(c);break}this.workspace.options.collapse&&(c={enabled:!0},c.text=Blockly.Msg.COLLAPSE_BLOCK,c.callback=function(){a.setCollapsed(!0)},b.push(c))}this.workspace.options.disable&&
+this.isEditable()&&(c={text:this.isEnabled()?Blockly.Msg.DISABLE_BLOCK:Blockly.Msg.ENABLE_BLOCK,enabled:!this.getInheritedDisabled(),callback:function(){var b=Blockly.Events.getGroup();b||Blockly.Events.setGroup(!0);a.setEnabled(!a.isEnabled());b||Blockly.Events.setGroup(!1)}},b.push(c));this.isDeletable()&&b.push(Blockly.ContextMenu.blockDeleteOption(a))}b.push(Blockly.ContextMenu.blockHelpOption(a));this.customContextMenu&&this.customContextMenu(b);return b};
+Blockly.BlockSvg.prototype.showContextMenu=function(a){var b=this.generateContextMenu();b&&b.length&&(Blockly.ContextMenu.show(a,b,this.RTL),Blockly.ContextMenu.currentBlock=this)};Blockly.BlockSvg.prototype.moveConnections=function(a,b){if(this.rendered){for(var c=this.getConnections_(!1),d=0;d<c.length;d++)c[d].moveBy(a,b);c=this.getIcons();for(d=0;d<c.length;d++)c[d].computeIconLocation();for(d=0;d<this.childBlocks_.length;d++)this.childBlocks_[d].moveConnections(a,b)}};
+Blockly.BlockSvg.prototype.setDragging=function(a){if(a){var b=this.getSvgRoot();b.translate_="";b.skew_="";Blockly.draggingConnections=Blockly.draggingConnections.concat(this.getConnections_(!0));Blockly.utils.dom.addClass(this.svgGroup_,"blocklyDragging")}else Blockly.draggingConnections=[],Blockly.utils.dom.removeClass(this.svgGroup_,"blocklyDragging");for(b=0;b<this.childBlocks_.length;b++)this.childBlocks_[b].setDragging(a)};
+Blockly.BlockSvg.prototype.setMovable=function(a){Blockly.BlockSvg.superClass_.setMovable.call(this,a);this.pathObject.updateMovable(a)};Blockly.BlockSvg.prototype.setEditable=function(a){Blockly.BlockSvg.superClass_.setEditable.call(this,a);a=this.getIcons();for(var b=0;b<a.length;b++)a[b].updateEditable()};Blockly.BlockSvg.prototype.setShadow=function(a){Blockly.BlockSvg.superClass_.setShadow.call(this,a);this.applyColour()};
+Blockly.BlockSvg.prototype.setInsertionMarker=function(a){this.isInsertionMarker_!=a&&(this.isInsertionMarker_=a)&&(this.setColour(this.workspace.getRenderer().getConstants().INSERTION_MARKER_COLOUR),this.pathObject.updateInsertionMarker(!0))};Blockly.BlockSvg.prototype.getSvgRoot=function(){return this.svgGroup_};
+Blockly.BlockSvg.prototype.dispose=function(a,b){if(this.workspace){Blockly.Tooltip.dispose();Blockly.Tooltip.unbindMouseEvents(this.pathObject.svgPath);Blockly.utils.dom.startTextWidthCache();var c=this.workspace;Blockly.selected==this&&(this.unselect(),this.workspace.cancelCurrentGesture());Blockly.ContextMenu.currentBlock==this&&Blockly.ContextMenu.hide();this.workspace.keyboardAccessibilityMode&&Blockly.navigation.moveCursorOnBlockDelete(this);b&&this.rendered&&(this.unplug(a),Blockly.blockAnimations.disposeUiEffect(this));
+this.rendered=!1;if(this.warningTextDb_){for(var d in this.warningTextDb_)clearTimeout(this.warningTextDb_[d]);this.warningTextDb_=null}b=this.getIcons();for(d=0;d<b.length;d++)b[d].dispose();Blockly.BlockSvg.superClass_.dispose.call(this,!!a);Blockly.utils.dom.removeNode(this.svgGroup_);c.resizeContents();this.svgGroup_=null;Blockly.utils.dom.stopTextWidthCache()}};
+Blockly.BlockSvg.prototype.applyColour=function(){this.pathObject.applyColour(this);for(var a=this.getIcons(),b=0;b<a.length;b++)a[b].applyColour();for(a=0;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.applyColour()};Blockly.BlockSvg.prototype.updateDisabled=function(){var a=this.getChildren(!1);this.applyColour();for(var b=0,c;c=a[b];b++)c.updateDisabled()};Blockly.BlockSvg.prototype.getCommentIcon=function(){return this.commentIcon_};
+Blockly.BlockSvg.prototype.setCommentText=function(a){if(!Blockly.Comment)throw Error("Missing require for Blockly.Comment");this.commentModel.text!=a&&(Blockly.BlockSvg.superClass_.setCommentText.call(this,a),a=null!=a,!!this.commentIcon_==a?this.commentIcon_.updateText():(a?this.comment=this.commentIcon_=new Blockly.Comment(this):(this.commentIcon_.dispose(),this.comment=this.commentIcon_=null),this.rendered&&(this.render(),this.bumpNeighbours())))};
+Blockly.BlockSvg.prototype.setWarningText=function(a,b){if(!Blockly.Warning)throw Error("Missing require for Blockly.Warning");this.warningTextDb_||(this.warningTextDb_=Object.create(null));var c=b||"";if(c)this.warningTextDb_[c]&&(clearTimeout(this.warningTextDb_[c]),delete this.warningTextDb_[c]);else for(var d in this.warningTextDb_)clearTimeout(this.warningTextDb_[d]),delete this.warningTextDb_[d];if(this.workspace.isDragging()){var e=this;this.warningTextDb_[c]=setTimeout(function(){e.workspace&&
+(delete e.warningTextDb_[c],e.setWarningText(a,c))},100)}else{this.isInFlyout&&(a=null);b=this.getSurroundParent();for(d=null;b;)b.isCollapsed()&&(d=b),b=b.getSurroundParent();d&&d.setWarningText(Blockly.Msg.COLLAPSED_WARNINGS_WARNING,Blockly.BlockSvg.COLLAPSED_WARNING_ID);b=!1;"string"==typeof a?(this.warning||(this.warning=new Blockly.Warning(this),b=!0),this.warning.setText(a,c)):this.warning&&!c?(this.warning.dispose(),b=!0):this.warning&&(b=this.warning.getText(),this.warning.setText("",c),(d=
+this.warning.getText())||this.warning.dispose(),b=b!=d);b&&this.rendered&&(this.render(),this.bumpNeighbours())}};Blockly.BlockSvg.prototype.setMutator=function(a){this.mutator&&this.mutator!==a&&this.mutator.dispose();a&&(a.setBlock(this),this.mutator=a,a.createIcon());this.rendered&&(this.render(),this.bumpNeighbours())};
+Blockly.BlockSvg.prototype.setDisabled=function(a){console.warn("Deprecated call to Blockly.BlockSvg.prototype.setDisabled, use Blockly.BlockSvg.prototype.setEnabled instead.");this.setEnabled(!a)};Blockly.BlockSvg.prototype.setEnabled=function(a){this.isEnabled()!=a&&(Blockly.BlockSvg.superClass_.setEnabled.call(this,a),this.rendered&&!this.getInheritedDisabled()&&this.updateDisabled())};Blockly.BlockSvg.prototype.setHighlighted=function(a){this.rendered&&this.pathObject.updateHighlighted(a)};
+Blockly.BlockSvg.prototype.addSelect=function(){this.pathObject.updateSelected(!0)};Blockly.BlockSvg.prototype.removeSelect=function(){this.pathObject.updateSelected(!1)};Blockly.BlockSvg.prototype.setDeleteStyle=function(a){this.pathObject.updateDraggingDelete(a)};Blockly.BlockSvg.prototype.getColour=function(){return this.style.colourPrimary};
+Blockly.BlockSvg.prototype.setColour=function(a){Blockly.BlockSvg.superClass_.setColour.call(this,a);a=this.workspace.getRenderer().getConstants().getBlockStyleForColour(this.colour_);this.pathObject.setStyle(a.style);this.style=a.style;this.styleName_=a.name;this.applyColour()};
+Blockly.BlockSvg.prototype.setStyle=function(a){var b=this.workspace.getRenderer().getConstants().getBlockStyle(a);this.styleName_=a;if(b)this.hat=b.hat,this.pathObject.setStyle(b),this.colour_=b.colourPrimary,this.style=b,this.applyColour();else throw Error("Invalid style name: "+a);};Blockly.BlockSvg.prototype.bringToFront=function(){var a=this;do{var b=a.getSvgRoot(),c=b.parentNode,d=c.childNodes;d[d.length-1]!==b&&c.appendChild(b);a=a.getParent()}while(a)};
+Blockly.BlockSvg.prototype.setPreviousStatement=function(a,b){Blockly.BlockSvg.superClass_.setPreviousStatement.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours())};Blockly.BlockSvg.prototype.setNextStatement=function(a,b){Blockly.BlockSvg.superClass_.setNextStatement.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours())};Blockly.BlockSvg.prototype.setOutput=function(a,b){Blockly.BlockSvg.superClass_.setOutput.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours())};
+Blockly.BlockSvg.prototype.setInputsInline=function(a){Blockly.BlockSvg.superClass_.setInputsInline.call(this,a);this.rendered&&(this.render(),this.bumpNeighbours())};Blockly.BlockSvg.prototype.removeInput=function(a,b){Blockly.BlockSvg.superClass_.removeInput.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours())};Blockly.BlockSvg.prototype.moveNumberedInputBefore=function(a,b){Blockly.BlockSvg.superClass_.moveNumberedInputBefore.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours())};
+Blockly.BlockSvg.prototype.appendInput_=function(a,b){a=Blockly.BlockSvg.superClass_.appendInput_.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours());return a};
+Blockly.BlockSvg.prototype.setConnectionTracking=function(a){this.previousConnection&&this.previousConnection.setTracking(a);this.outputConnection&&this.outputConnection.setTracking(a);if(this.nextConnection){this.nextConnection.setTracking(a);var b=this.nextConnection.targetBlock();b&&b.setConnectionTracking(a)}if(!this.collapsed_)for(b=0;b<this.inputList.length;b++){var c=this.inputList[b].connection;c&&(c.setTracking(a),(c=c.targetBlock())&&c.setConnectionTracking(a))}};
+Blockly.BlockSvg.prototype.getConnections_=function(a){var b=[];if(a||this.rendered)if(this.outputConnection&&b.push(this.outputConnection),this.previousConnection&&b.push(this.previousConnection),this.nextConnection&&b.push(this.nextConnection),a||!this.collapsed_){a=0;for(var c;c=this.inputList[a];a++)c.connection&&b.push(c.connection)}return b};Blockly.BlockSvg.prototype.lastConnectionInStack=function(){return Blockly.BlockSvg.superClass_.lastConnectionInStack.call(this)};
+Blockly.BlockSvg.prototype.getMatchingConnection=function(a,b){return Blockly.BlockSvg.superClass_.getMatchingConnection.call(this,a,b)};Blockly.BlockSvg.prototype.makeConnection_=function(a){return new Blockly.RenderedConnection(this,a)};
+Blockly.BlockSvg.prototype.bumpNeighbours=function(){if(this.workspace&&!this.workspace.isDragging()){var a=this.getRootBlock();if(!a.isInFlyout)for(var b=this.getConnections_(!1),c=0,d;d=b[c];c++){d.isConnected()&&d.isSuperior()&&d.targetBlock().bumpNeighbours();for(var e=d.neighbours(Blockly.SNAP_RADIUS),f=0,g;g=e[f];f++)d.isConnected()&&g.isConnected()||g.getSourceBlock().getRootBlock()!=a&&(d.isSuperior()?g.bumpAwayFrom(d):d.bumpAwayFrom(g))}}};
+Blockly.BlockSvg.prototype.scheduleSnapAndBump=function(){var a=this,b=Blockly.Events.getGroup();setTimeout(function(){Blockly.Events.setGroup(b);a.snapToGrid();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY/2);setTimeout(function(){Blockly.Events.setGroup(b);a.bumpNeighbours();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY)};Blockly.BlockSvg.prototype.positionNearConnection=function(a,b){a.type!=Blockly.NEXT_STATEMENT&&a.type!=Blockly.INPUT_VALUE||this.moveBy(b.x-a.x,b.y-a.y)};
+Blockly.BlockSvg.prototype.getParent=function(){return Blockly.BlockSvg.superClass_.getParent.call(this)};Blockly.BlockSvg.prototype.getRootBlock=function(){return Blockly.BlockSvg.superClass_.getRootBlock.call(this)};
+Blockly.BlockSvg.prototype.render=function(a){Blockly.utils.dom.startTextWidthCache();this.rendered=!0;this.workspace.getRenderer().render(this);this.updateConnectionLocations_();!1!==a&&((a=this.getParent())?a.render(!0):this.workspace.resizeContents());Blockly.utils.dom.stopTextWidthCache();this.updateMarkers_()};
+Blockly.BlockSvg.prototype.updateMarkers_=function(){this.workspace.keyboardAccessibilityMode&&this.pathObject.cursorSvg&&this.workspace.getCursor().draw();this.workspace.keyboardAccessibilityMode&&this.pathObject.markerSvg&&this.workspace.getMarker(Blockly.navigation.MARKER_NAME).draw()};
+Blockly.BlockSvg.prototype.updateConnectionLocations_=function(){var a=this.getRelativeToSurfaceXY();this.previousConnection&&this.previousConnection.moveToOffset(a);this.outputConnection&&this.outputConnection.moveToOffset(a);for(var b=0;b<this.inputList.length;b++){var c=this.inputList[b].connection;c&&(c.moveToOffset(a),c.isConnected()&&c.tighten())}this.nextConnection&&(this.nextConnection.moveToOffset(a),this.nextConnection.isConnected()&&this.nextConnection.tighten())};
+Blockly.BlockSvg.prototype.setCursorSvg=function(a){this.pathObject.setCursorSvg(a)};Blockly.BlockSvg.prototype.setMarkerSvg=function(a){this.pathObject.setMarkerSvg(a)};Blockly.BlockSvg.prototype.getHeightWidth=function(){var a=this.height,b=this.width,c=this.getNextBlock();if(c){c=c.getHeightWidth();var d=this.workspace.getRenderer().getConstants().NOTCH_HEIGHT;a+=c.height-d;b=Math.max(b,c.width)}return{height:a,width:b}};Blockly.BlockSvg.prototype.fadeForReplacement=function(a){this.pathObject.updateReplacementFade(a)};
+Blockly.BlockSvg.prototype.highlightShapeForInput=function(a,b){this.pathObject.updateShapeForInputHighlight(a,b)};Blockly.blockRendering.rendererMap_={};Blockly.blockRendering.useDebugger=!1;Blockly.blockRendering.register=function(a,b){if(Blockly.blockRendering.rendererMap_[a])throw Error("Renderer has already been registered.");Blockly.blockRendering.rendererMap_[a]=b};Blockly.blockRendering.unregister=function(a){Blockly.blockRendering.rendererMap_[a]?delete Blockly.blockRendering.rendererMap_[a]:console.warn('No renderer mapping for name "'+a+'" found to unregister')};
+Blockly.blockRendering.startDebugger=function(){Blockly.blockRendering.useDebugger=!0};Blockly.blockRendering.stopDebugger=function(){Blockly.blockRendering.useDebugger=!1};Blockly.blockRendering.init=function(a,b,c){if(!Blockly.blockRendering.rendererMap_[a])throw Error("Renderer not registered: ",a);a=new Blockly.blockRendering.rendererMap_[a](a);a.init(b,c);return a};Blockly.ConnectionDB=function(){this.connections_=[]};Blockly.ConnectionDB.prototype.addConnection=function(a,b){b=this.calculateIndexForYPos_(b);this.connections_.splice(b,0,a)};
+Blockly.ConnectionDB.prototype.findIndexOfConnection_=function(a,b){if(!this.connections_.length)return-1;var c=this.calculateIndexForYPos_(b);if(c>=this.connections_.length)return-1;b=a.y;for(var d=c;0<=d&&this.connections_[d].y==b;){if(this.connections_[d]==a)return d;d--}for(;c<this.connections_.length&&this.connections_[c].y==b;){if(this.connections_[c]==a)return c;c++}return-1};
+Blockly.ConnectionDB.prototype.calculateIndexForYPos_=function(a){if(!this.connections_.length)return 0;for(var b=0,c=this.connections_.length;b<c;){var d=Math.floor((b+c)/2);if(this.connections_[d].y<a)b=d+1;else if(this.connections_[d].y>a)c=d;else{b=d;break}}return b};Blockly.ConnectionDB.prototype.removeConnection=function(a,b){a=this.findIndexOfConnection_(a,b);if(-1==a)throw Error("Unable to find connection in connectionDB.");this.connections_.splice(a,1)};
+Blockly.ConnectionDB.prototype.getNeighbours=function(a,b){function c(a){var c=e-d[a].x,g=f-d[a].y;Math.sqrt(c*c+g*g)<=b&&k.push(d[a]);return g<b}var d=this.connections_,e=a.x,f=a.y;a=0;for(var g=d.length-2,h=g;a<h;)d[h].y<f?a=h:g=h,h=Math.floor((a+g)/2);var k=[];g=a=h;if(d.length){for(;0<=a&&c(a);)a--;do g++;while(g<d.length&&c(g))}return k};Blockly.ConnectionDB.prototype.isInYRange_=function(a,b,c){return Math.abs(this.connections_[a].y-b)<=c};
+Blockly.ConnectionDB.prototype.searchForClosest=function(a,b,c){if(!this.connections_.length)return{connection:null,radius:b};var d=a.y,e=a.x;a.x=e+c.x;a.y=d+c.y;var f=this.calculateIndexForYPos_(a.y);c=null;for(var g=b,h,k=f-1;0<=k&&this.isInYRange_(k,a.y,b);)h=this.connections_[k],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),k--;for(;f<this.connections_.length&&this.isInYRange_(f,a.y,b);)h=this.connections_[f],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),f++;a.x=e;a.y=d;return{connection:c,
+radius:g}};Blockly.ConnectionDB.init=function(){var a=[];a[Blockly.INPUT_VALUE]=new Blockly.ConnectionDB;a[Blockly.OUTPUT_VALUE]=new Blockly.ConnectionDB;a[Blockly.NEXT_STATEMENT]=new Blockly.ConnectionDB;a[Blockly.PREVIOUS_STATEMENT]=new Blockly.ConnectionDB;return a};Blockly.MarkerManager=function(a){this.cursorSvg_=this.cursor_=null;this.markers_={};this.workspace_=a};Blockly.MarkerManager.prototype.registerMarker=function(a,b){this.markers_[a]&&this.unregisterMarker(a);b.setDrawer(this.workspace_.getRenderer().makeMarkerDrawer(this.workspace_,b));this.setMarkerSvg(b.getDrawer().createDom());this.markers_[a]=b};
+Blockly.MarkerManager.prototype.unregisterMarker=function(a){var b=this.markers_[a];if(b)b.dispose(),delete this.markers_[a];else throw Error("Marker with id "+a+" does not exist. Can only unregistermarkers that exist.");};Blockly.MarkerManager.prototype.getCursor=function(){return this.cursor_};Blockly.MarkerManager.prototype.getMarker=function(a){return this.markers_[a]};
+Blockly.MarkerManager.prototype.setCursor=function(a){this.cursor_&&this.cursor_.getDrawer()&&this.cursor_.getDrawer().dispose();if(this.cursor_=a)a=this.workspace_.getRenderer().makeMarkerDrawer(this.workspace_,this.cursor_),this.cursor_.setDrawer(a),this.setCursorSvg(this.cursor_.getDrawer().createDom())};Blockly.MarkerManager.prototype.setCursorSvg=function(a){a?(this.workspace_.getBlockCanvas().appendChild(a),this.cursorSvg_=a):this.cursorSvg_=null};
+Blockly.MarkerManager.prototype.setMarkerSvg=function(a){a?this.workspace_.getBlockCanvas()&&(this.cursorSvg_?this.workspace_.getBlockCanvas().insertBefore(a,this.cursorSvg_):this.workspace_.getBlockCanvas().appendChild(a)):this.markerSvg_=null};Blockly.MarkerManager.prototype.updateMarkers=function(){this.workspace_.keyboardAccessibilityMode&&this.cursorSvg_&&this.workspace_.getCursor().draw()};
+Blockly.MarkerManager.prototype.dispose=function(){for(var a=Object.keys(this.markers_),b=0,c;c=a[b];b++)this.unregisterMarker(c);this.markers_=null;this.cursor_.dispose();this.cursor_=null};Blockly.ThemeManager=function(a,b){this.workspace_=a;this.theme_=b;this.subscribedWorkspaces_=[];this.componentDB_=Object.create(null)};Blockly.ThemeManager.prototype.getTheme=function(){return this.theme_};
+Blockly.ThemeManager.prototype.setTheme=function(a){var b=this.theme_;this.theme_=a;if(a=this.workspace_.getInjectionDiv())b&&Blockly.utils.dom.removeClass(a,b.getClassName()),Blockly.utils.dom.addClass(a,this.theme_.getClassName());for(b=0;a=this.subscribedWorkspaces_[b];b++)a.refreshTheme();b=0;a=Object.keys(this.componentDB_);for(var c;c=a[b];b++)for(var d=0,e;e=this.componentDB_[c][d];d++){var f=e.element;e=e.propertyName;var g=this.theme_&&this.theme_.getComponentStyle(c);f.style[e]=g||""}Blockly.hideChaff()};
+Blockly.ThemeManager.prototype.subscribeWorkspace=function(a){this.subscribedWorkspaces_.push(a)};Blockly.ThemeManager.prototype.unsubscribeWorkspace=function(a){a=this.subscribedWorkspaces_.indexOf(a);if(0>a)throw Error("Cannot unsubscribe a workspace that hasn't been subscribed.");this.subscribedWorkspaces_.splice(a,1)};
+Blockly.ThemeManager.prototype.subscribe=function(a,b,c){this.componentDB_[b]||(this.componentDB_[b]=[]);this.componentDB_[b].push({element:a,propertyName:c});b=this.theme_&&this.theme_.getComponentStyle(b);a.style[c]=b||""};Blockly.ThemeManager.prototype.unsubscribe=function(a){if(a)for(var b=Object.keys(this.componentDB_),c=0,d;d=b[c];c++){for(var e=this.componentDB_[d],f=e.length-1;0<=f;f--)e[f].element===a&&e.splice(f,1);this.componentDB_[d].length||delete this.componentDB_[d]}};
+Blockly.ThemeManager.prototype.dispose=function(){this.componentDB_=this.subscribedWorkspaces_=this.theme_=this.owner_=null};Blockly.TouchGesture=function(a,b){Blockly.TouchGesture.superClass_.constructor.call(this,a,b);this.isMultiTouch_=!1;this.cachedPoints_=Object.create(null);this.startDistance_=this.previousScale_=0;this.isPinchZoomEnabled_=this.onStartWrapper_=null};Blockly.utils.object.inherits(Blockly.TouchGesture,Blockly.Gesture);Blockly.TouchGesture.ZOOM_IN_MULTIPLIER=5;Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER=6;
+Blockly.TouchGesture.prototype.doStart=function(a){this.isPinchZoomEnabled_=this.startWorkspace_.options.zoomOptions&&this.startWorkspace_.options.zoomOptions.pinch;Blockly.TouchGesture.superClass_.doStart.call(this,a);!this.isEnding_&&Blockly.Touch.isTouchEvent(a)&&this.handleTouchStart(a)};
+Blockly.TouchGesture.prototype.bindMouseEvents=function(a){this.onStartWrapper_=Blockly.bindEventWithChecks_(document,"mousedown",null,this.handleStart.bind(this),!0);this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this),!0);this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this),!0);a.preventDefault();a.stopPropagation()};
+Blockly.TouchGesture.prototype.handleStart=function(a){!this.isDragging()&&Blockly.Touch.isTouchEvent(a)&&(this.handleTouchStart(a),this.isMultiTouch()&&Blockly.longStop_())};Blockly.TouchGesture.prototype.handleMove=function(a){this.isDragging()?Blockly.Touch.shouldHandleEvent(a)&&Blockly.TouchGesture.superClass_.handleMove.call(this,a):this.isMultiTouch()?(Blockly.Touch.isTouchEvent(a)&&this.handleTouchMove(a),Blockly.longStop_()):Blockly.TouchGesture.superClass_.handleMove.call(this,a)};
+Blockly.TouchGesture.prototype.handleUp=function(a){Blockly.Touch.isTouchEvent(a)&&!this.isDragging()&&this.handleTouchEnd(a);!this.isMultiTouch()||this.isDragging()?Blockly.Touch.shouldHandleEvent(a)&&Blockly.TouchGesture.superClass_.handleUp.call(this,a):(a.preventDefault(),a.stopPropagation(),this.dispose())};Blockly.TouchGesture.prototype.isMultiTouch=function(){return this.isMultiTouch_};
+Blockly.TouchGesture.prototype.dispose=function(){Blockly.TouchGesture.superClass_.dispose.call(this);this.onStartWrapper_&&Blockly.unbindEvent_(this.onStartWrapper_)};Blockly.TouchGesture.prototype.handleTouchStart=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[b]=this.getTouchPoint(a);b=Object.keys(this.cachedPoints_);2==b.length&&(this.startDistance_=Blockly.utils.Coordinate.distance(this.cachedPoints_[b[0]],this.cachedPoints_[b[1]]),this.isMultiTouch_=!0,a.preventDefault())};
+Blockly.TouchGesture.prototype.handleTouchMove=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[b]=this.getTouchPoint(a);b=Object.keys(this.cachedPoints_);this.isPinchZoomEnabled_&&2===b.length?this.handlePinch_(a):Blockly.TouchGesture.superClass_.handleMove.call(this,a)};
+Blockly.TouchGesture.prototype.handlePinch_=function(a){var b=Object.keys(this.cachedPoints_);b=Blockly.utils.Coordinate.distance(this.cachedPoints_[b[0]],this.cachedPoints_[b[1]])/this.startDistance_;if(0<this.previousScale_&&Infinity>this.previousScale_){var c=b-this.previousScale_;c=0<c?c*Blockly.TouchGesture.ZOOM_IN_MULTIPLIER:c*Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER;var d=this.startWorkspace_,e=Blockly.utils.mouseToSvg(a,d.getParentSvg(),d.getInverseScreenCTM());d.zoom(e.x,e.y,c)}this.previousScale_=
+b;a.preventDefault()};Blockly.TouchGesture.prototype.handleTouchEnd=function(a){a=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[a]&&delete this.cachedPoints_[a];2>Object.keys(this.cachedPoints_).length&&(this.cachedPoints_=Object.create(null),this.previousScale_=0)};Blockly.TouchGesture.prototype.getTouchPoint=function(a){return this.startWorkspace_?new Blockly.utils.Coordinate(a.pageX?a.pageX:a.changedTouches[0].pageX,a.pageY?a.pageY:a.changedTouches[0].pageY):null};Blockly.WorkspaceAudio=function(a){this.parentWorkspace_=a;this.SOUNDS_=Object.create(null)};Blockly.WorkspaceAudio.prototype.lastSound_=null;Blockly.WorkspaceAudio.prototype.dispose=function(){this.SOUNDS_=this.parentWorkspace_=null};
+Blockly.WorkspaceAudio.prototype.load=function(a,b){if(a.length){try{var c=new Blockly.utils.global.Audio}catch(h){return}for(var d,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&c.canPlayType("audio/"+g[1])){d=new Blockly.utils.global.Audio(f);break}}d&&d.play&&(this.SOUNDS_[b]=d)}};
+Blockly.WorkspaceAudio.prototype.preload=function(){for(var a in this.SOUNDS_){var b=this.SOUNDS_[a];b.volume=.01;var c=b.play();void 0!==c?c.then(b.pause).catch(function(){}):b.pause();if(Blockly.utils.userAgent.IPAD||Blockly.utils.userAgent.IPHONE)break}};
+Blockly.WorkspaceAudio.prototype.play=function(a,b){var c=this.SOUNDS_[a];c?(a=new Date,null!=this.lastSound_&&a-this.lastSound_<Blockly.SOUND_LIMIT||(this.lastSound_=a,c=Blockly.utils.userAgent.IPAD||Blockly.utils.userAgent.ANDROID?c:c.cloneNode(),c.volume=void 0===b?1:b,c.play())):this.parentWorkspace_&&this.parentWorkspace_.getAudioManager().play(a,b)};Blockly.WorkspaceSvg=function(a,b,c){Blockly.WorkspaceSvg.superClass_.constructor.call(this,a);this.getMetrics=a.getMetrics||Blockly.WorkspaceSvg.getTopLevelWorkspaceMetrics_;this.setMetrics=a.setMetrics||Blockly.WorkspaceSvg.setTopLevelWorkspaceMetrics_;this.connectionDBList=Blockly.ConnectionDB.init();b&&(this.blockDragSurface_=b);c&&(this.workspaceDragSurface_=c);this.useWorkspaceDragSurface_=!!this.workspaceDragSurface_&&Blockly.utils.is3dSupported();this.highlightedBlocks_=[];this.audioManager_=
+new Blockly.WorkspaceAudio(a.parentWorkspace);this.grid_=this.options.gridPattern?new Blockly.Grid(a.gridPattern,a.gridOptions):null;this.markerManager_=new Blockly.MarkerManager(this);this.toolboxCategoryCallbacks_={};this.flyoutButtonCallbacks_={};Blockly.Variables&&Blockly.Variables.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.VARIABLE_CATEGORY_NAME,Blockly.Variables.flyoutCategory);Blockly.VariablesDynamic&&Blockly.VariablesDynamic.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.VARIABLE_DYNAMIC_CATEGORY_NAME,
+Blockly.VariablesDynamic.flyoutCategory);Blockly.Procedures&&Blockly.Procedures.flyoutCategory&&(this.registerToolboxCategoryCallback(Blockly.PROCEDURE_CATEGORY_NAME,Blockly.Procedures.flyoutCategory),this.addChangeListener(Blockly.Procedures.mutatorOpenListener));this.themeManager_=this.options.parentWorkspace?this.options.parentWorkspace.getThemeManager():new Blockly.ThemeManager(this,this.options.theme||Blockly.Themes.Classic);this.themeManager_.subscribeWorkspace(this);this.renderer_=Blockly.blockRendering.init(this.options.renderer||
+"geras",this.getTheme(),this.options.rendererOverrides);this.cachedParentSvg_=null;this.keyboardAccessibilityMode=!1};Blockly.utils.object.inherits(Blockly.WorkspaceSvg,Blockly.Workspace);Blockly.WorkspaceSvg.prototype.resizeHandlerWrapper_=null;Blockly.WorkspaceSvg.prototype.rendered=!0;Blockly.WorkspaceSvg.prototype.isVisible_=!0;Blockly.WorkspaceSvg.prototype.isFlyout=!1;Blockly.WorkspaceSvg.prototype.isMutator=!1;Blockly.WorkspaceSvg.prototype.resizesEnabled_=!0;
+Blockly.WorkspaceSvg.prototype.scrollX=0;Blockly.WorkspaceSvg.prototype.scrollY=0;Blockly.WorkspaceSvg.prototype.startScrollX=0;Blockly.WorkspaceSvg.prototype.startScrollY=0;Blockly.WorkspaceSvg.prototype.dragDeltaXY_=null;Blockly.WorkspaceSvg.prototype.scale=1;Blockly.WorkspaceSvg.prototype.trashcan=null;Blockly.WorkspaceSvg.prototype.scrollbar=null;Blockly.WorkspaceSvg.prototype.flyout_=null;Blockly.WorkspaceSvg.prototype.toolbox_=null;Blockly.WorkspaceSvg.prototype.currentGesture_=null;
+Blockly.WorkspaceSvg.prototype.blockDragSurface_=null;Blockly.WorkspaceSvg.prototype.workspaceDragSurface_=null;Blockly.WorkspaceSvg.prototype.useWorkspaceDragSurface_=!1;Blockly.WorkspaceSvg.prototype.isDragSurfaceActive_=!1;Blockly.WorkspaceSvg.prototype.injectionDiv_=null;Blockly.WorkspaceSvg.prototype.lastRecordedPageScroll_=null;Blockly.WorkspaceSvg.prototype.targetWorkspace=null;Blockly.WorkspaceSvg.prototype.inverseScreenCTM_=null;Blockly.WorkspaceSvg.prototype.inverseScreenCTMDirty_=!0;
+Blockly.WorkspaceSvg.prototype.getMarkerManager=function(){return this.markerManager_};Blockly.WorkspaceSvg.prototype.setCursorSvg=function(a){this.markerManager_.setCursorSvg(a)};Blockly.WorkspaceSvg.prototype.setMarkerSvg=function(a){this.markerManager_.setMarkerSvg(a)};Blockly.WorkspaceSvg.prototype.getMarker=function(a){return this.markerManager_?this.markerManager_.getMarker(a):null};
+Blockly.WorkspaceSvg.prototype.getCursor=function(){return this.markerManager_?this.markerManager_.getCursor():null};Blockly.WorkspaceSvg.prototype.getRenderer=function(){return this.renderer_};Blockly.WorkspaceSvg.prototype.getThemeManager=function(){return this.themeManager_};Blockly.WorkspaceSvg.prototype.getTheme=function(){return this.themeManager_.getTheme()};Blockly.WorkspaceSvg.prototype.setTheme=function(a){a||(a=Blockly.Themes.Classic);this.themeManager_.setTheme(a)};
+Blockly.WorkspaceSvg.prototype.refreshTheme=function(){this.svgGroup_&&this.renderer_.refreshDom(this.svgGroup_,this.getTheme());this.updateBlockStyles_(this.getAllBlocks(!1).filter(function(a){return void 0!==a.getStyleName()}));this.refreshToolboxSelection();this.toolbox_&&this.toolbox_.updateColourFromTheme();this.isVisible()&&this.setVisible(!0);var a=new Blockly.Events.Ui(null,"theme",null,null);a.workspaceId=this.id;Blockly.Events.fire(a)};
+Blockly.WorkspaceSvg.prototype.updateBlockStyles_=function(a){for(var b=0,c;c=a[b];b++){var d=c.getStyleName();d&&(c.setStyle(d),c.mutator&&c.mutator.updateBlockStyle())}};Blockly.WorkspaceSvg.prototype.getInverseScreenCTM=function(){if(this.inverseScreenCTMDirty_){var a=this.getParentSvg().getScreenCTM();a&&(this.inverseScreenCTM_=a.inverse(),this.inverseScreenCTMDirty_=!1)}return this.inverseScreenCTM_};
+Blockly.WorkspaceSvg.prototype.updateInverseScreenCTM=function(){this.inverseScreenCTMDirty_=!0};Blockly.WorkspaceSvg.prototype.isVisible=function(){return this.isVisible_};
+Blockly.WorkspaceSvg.prototype.getSvgXY=function(a){var b=0,c=0,d=1;if(Blockly.utils.dom.containsNode(this.getCanvas(),a)||Blockly.utils.dom.containsNode(this.getBubbleCanvas(),a))d=this.scale;do{var e=Blockly.utils.getRelativeXY(a);if(a==this.getCanvas()||a==this.getBubbleCanvas())d=1;b+=e.x*d;c+=e.y*d;a=a.parentNode}while(a&&a!=this.getParentSvg());return new Blockly.utils.Coordinate(b,c)};Blockly.WorkspaceSvg.prototype.getOriginOffsetInPixels=function(){return Blockly.utils.getInjectionDivXY_(this.getCanvas())};
+Blockly.WorkspaceSvg.prototype.getInjectionDiv=function(){if(!this.injectionDiv_)for(var a=this.svgGroup_;a;){if(-1!=(" "+(a.getAttribute("class")||"")+" ").indexOf(" injectionDiv ")){this.injectionDiv_=a;break}a=a.parentNode}return this.injectionDiv_};Blockly.WorkspaceSvg.prototype.getBlockCanvas=function(){return this.svgBlockCanvas_};Blockly.WorkspaceSvg.prototype.setResizeHandlerWrapper=function(a){this.resizeHandlerWrapper_=a};
+Blockly.WorkspaceSvg.prototype.createDom=function(a){this.svgGroup_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyWorkspace"},null);a&&(this.svgBackground_=Blockly.utils.dom.createSvgElement("rect",{height:"100%",width:"100%","class":a},this.svgGroup_),"blocklyMainBackground"==a&&this.grid_?this.svgBackground_.style.fill="url(#"+this.grid_.getPatternId()+")":this.themeManager_.subscribe(this.svgBackground_,"workspaceBackgroundColour","fill"));this.svgBlockCanvas_=Blockly.utils.dom.createSvgElement("g",
+{"class":"blocklyBlockCanvas"},this.svgGroup_);this.svgBubbleCanvas_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyBubbleCanvas"},this.svgGroup_);this.isFlyout||(Blockly.bindEventWithChecks_(this.svgGroup_,"mousedown",this,this.onMouseDown_,!1,!0),Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.onMouseWheel_));if(this.options.hasCategories){if(!Blockly.Toolbox)throw Error("Missing require for Blockly.Toolbox");this.toolbox_=new Blockly.Toolbox(this)}this.grid_&&this.grid_.update(this.scale);
+this.recordDeleteAreas();this.markerManager_.setCursor(new Blockly.Cursor);this.markerManager_.registerMarker(Blockly.navigation.MARKER_NAME,new Blockly.Marker);this.renderer_.createDom(this.svgGroup_,this.getTheme());return this.svgGroup_};
+Blockly.WorkspaceSvg.prototype.dispose=function(){this.rendered=!1;this.currentGesture_&&this.currentGesture_.cancel();this.svgGroup_&&(Blockly.utils.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.svgBubbleCanvas_=this.svgBlockCanvas_=null;this.toolbox_&&(this.toolbox_.dispose(),this.toolbox_=null);this.flyout_&&(this.flyout_.dispose(),this.flyout_=null);this.trashcan&&(this.trashcan.dispose(),this.trashcan=null);this.scrollbar&&(this.scrollbar.dispose(),this.scrollbar=null);this.zoomControls_&&
+(this.zoomControls_.dispose(),this.zoomControls_=null);this.audioManager_&&(this.audioManager_.dispose(),this.audioManager_=null);this.grid_&&(this.grid_.dispose(),this.grid_=null);this.renderer_.dispose();this.themeManager_&&(this.themeManager_.unsubscribeWorkspace(this),this.themeManager_.unsubscribe(this.svgBackground_),this.options.parentWorkspace||(this.themeManager_.dispose(),this.themeManager_=null));this.markerManager_&&(this.markerManager_.dispose(),this.markerManager_=null);Blockly.WorkspaceSvg.superClass_.dispose.call(this);
+this.flyoutButtonCallbacks_=this.toolboxCategoryCallbacks_=this.connectionDBList=null;if(!this.options.parentWorkspace){var a=this.getParentSvg().parentNode;a&&Blockly.utils.dom.removeNode(a)}this.resizeHandlerWrapper_&&(Blockly.unbindEvent_(this.resizeHandlerWrapper_),this.resizeHandlerWrapper_=null)};Blockly.WorkspaceSvg.prototype.newBlock=function(a,b){return new Blockly.BlockSvg(this,a,b)};
+Blockly.WorkspaceSvg.prototype.addTrashcan=function(){if(!Blockly.Trashcan)throw Error("Missing require for Blockly.Trashcan");this.trashcan=new Blockly.Trashcan(this);var a=this.trashcan.createDom();this.svgGroup_.insertBefore(a,this.svgBlockCanvas_)};Blockly.WorkspaceSvg.prototype.addZoomControls=function(){if(!Blockly.ZoomControls)throw Error("Missing require for Blockly.ZoomControls");this.zoomControls_=new Blockly.ZoomControls(this);var a=this.zoomControls_.createDom();this.svgGroup_.appendChild(a)};
+Blockly.WorkspaceSvg.prototype.addFlyout=function(a){var b=new Blockly.Options({parentWorkspace:this,rtl:this.RTL,oneBasedIndex:this.options.oneBasedIndex,horizontalLayout:this.horizontalLayout,renderer:this.options.renderer,rendererOverrides:this.options.rendererOverrides});b.toolboxPosition=this.options.toolboxPosition;if(this.horizontalLayout){if(!Blockly.HorizontalFlyout)throw Error("Missing require for Blockly.HorizontalFlyout");this.flyout_=new Blockly.HorizontalFlyout(b)}else{if(!Blockly.VerticalFlyout)throw Error("Missing require for Blockly.VerticalFlyout");
+this.flyout_=new Blockly.VerticalFlyout(b)}this.flyout_.autoClose=!1;this.flyout_.getWorkspace().setVisible(!0);return this.flyout_.createDom(a)};Blockly.WorkspaceSvg.prototype.getFlyout=function(a){return this.flyout_||a?this.flyout_:this.toolbox_?this.toolbox_.getFlyout():null};Blockly.WorkspaceSvg.prototype.getToolbox=function(){return this.toolbox_};Blockly.WorkspaceSvg.prototype.updateScreenCalculations_=function(){this.updateInverseScreenCTM();this.recordDeleteAreas()};
+Blockly.WorkspaceSvg.prototype.resizeContents=function(){this.resizesEnabled_&&this.rendered&&(this.scrollbar&&this.scrollbar.resize(),this.updateInverseScreenCTM())};Blockly.WorkspaceSvg.prototype.resize=function(){this.toolbox_&&this.toolbox_.position();this.flyout_&&this.flyout_.position();this.trashcan&&this.trashcan.position();this.zoomControls_&&this.zoomControls_.position();this.scrollbar&&this.scrollbar.resize();this.updateScreenCalculations_()};
+Blockly.WorkspaceSvg.prototype.updateScreenCalculationsIfScrolled=function(){var a=Blockly.utils.getDocumentScroll();Blockly.utils.Coordinate.equals(this.lastRecordedPageScroll_,a)||(this.lastRecordedPageScroll_=a,this.updateScreenCalculations_())};Blockly.WorkspaceSvg.prototype.getCanvas=function(){return this.svgBlockCanvas_};Blockly.WorkspaceSvg.prototype.getBubbleCanvas=function(){return this.svgBubbleCanvas_};
+Blockly.WorkspaceSvg.prototype.getParentSvg=function(){if(!this.cachedParentSvg_)for(var a=this.svgGroup_;a;){if("svg"==a.tagName){this.cachedParentSvg_=a;break}a=a.parentNode}return this.cachedParentSvg_};
+Blockly.WorkspaceSvg.prototype.translate=function(a,b){if(this.useWorkspaceDragSurface_&&this.isDragSurfaceActive_)this.workspaceDragSurface_.translateSurface(a,b);else{var c="translate("+a+","+b+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",c);this.svgBubbleCanvas_.setAttribute("transform",c)}this.blockDragSurface_&&this.blockDragSurface_.translateAndScaleGroup(a,b,this.scale);this.grid_&&this.grid_.moveTo(a,b)};
+Blockly.WorkspaceSvg.prototype.resetDragSurface=function(){if(this.useWorkspaceDragSurface_){this.isDragSurfaceActive_=!1;var a=this.workspaceDragSurface_.getSurfaceTranslation();this.workspaceDragSurface_.clearAndHide(this.svgGroup_);a="translate("+a.x+","+a.y+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",a);this.svgBubbleCanvas_.setAttribute("transform",a)}};
+Blockly.WorkspaceSvg.prototype.setupDragSurface=function(){if(this.useWorkspaceDragSurface_&&!this.isDragSurfaceActive_){this.isDragSurfaceActive_=!0;var a=this.svgBlockCanvas_.previousSibling,b=parseInt(this.getParentSvg().getAttribute("width"),10),c=parseInt(this.getParentSvg().getAttribute("height"),10),d=Blockly.utils.getRelativeXY(this.getCanvas());this.workspaceDragSurface_.setContentsAndShow(this.getCanvas(),this.getBubbleCanvas(),a,b,c,this.scale);this.workspaceDragSurface_.translateSurface(d.x,
+d.y)}};Blockly.WorkspaceSvg.prototype.getBlockDragSurface=function(){return this.blockDragSurface_};Blockly.WorkspaceSvg.prototype.getWidth=function(){var a=this.getMetrics();return a?a.viewWidth/this.scale:0};
+Blockly.WorkspaceSvg.prototype.setVisible=function(a){this.isVisible_=a;if(this.svgGroup_)if(this.scrollbar&&this.scrollbar.setContainerVisible(a),this.getFlyout()&&this.getFlyout().setContainerVisible(a),this.getParentSvg().style.display=a?"block":"none",this.toolbox_&&(this.toolbox_.HtmlDiv.style.display=a?"block":"none"),a){a=this.getAllBlocks(!1);for(var b=a.length-1;0<=b;b--)a[b].markDirty();this.render();this.toolbox_&&this.toolbox_.position()}else Blockly.hideChaff(!0)};
+Blockly.WorkspaceSvg.prototype.render=function(){for(var a=this.getAllBlocks(!1),b=a.length-1;0<=b;b--)a[b].render(!1);if(this.currentGesture_)for(a=this.currentGesture_.getInsertionMarkers(),b=0;b<a.length;b++)a[b].render(!1);this.markerManager_.updateMarkers()};Blockly.WorkspaceSvg.prototype.traceOn=function(){console.warn("Deprecated call to traceOn, delete this.")};
+Blockly.WorkspaceSvg.prototype.highlightBlock=function(a,b){if(void 0===b){for(var c=0,d;d=this.highlightedBlocks_[c];c++)d.setHighlighted(!1);this.highlightedBlocks_.length=0}if(d=a?this.getBlockById(a):null)(a=void 0===b||b)?-1==this.highlightedBlocks_.indexOf(d)&&this.highlightedBlocks_.push(d):Blockly.utils.arrayRemove(this.highlightedBlocks_,d),d.setHighlighted(a)};
+Blockly.WorkspaceSvg.prototype.paste=function(a){!this.rendered||a.getElementsByTagName("block").length>=this.remainingCapacity()||(this.currentGesture_&&this.currentGesture_.cancel(),"comment"==a.tagName.toLowerCase()?this.pasteWorkspaceComment_(a):this.pasteBlock_(a))};
+Blockly.WorkspaceSvg.prototype.pasteBlock_=function(a){Blockly.Events.disable();try{var b=Blockly.Xml.domToBlock(a,this),c=this.getMarker(Blockly.navigation.MARKER_NAME).getCurNode();if(this.keyboardAccessibilityMode&&c&&c.isConnection()){var d=c.getLocation();Blockly.navigation.insertBlock(b,d);return}var e=parseInt(a.getAttribute("x"),10),f=parseInt(a.getAttribute("y"),10);if(!isNaN(e)&&!isNaN(f)){this.RTL&&(e=-e);do{a=!1;var g=this.getAllBlocks(!1);c=0;for(var h;h=g[c];c++){var k=h.getRelativeToSurfaceXY();
+if(1>=Math.abs(e-k.x)&&1>=Math.abs(f-k.y)){a=!0;break}}if(!a){var l=b.getConnections_(!1);c=0;for(var m;m=l[c];c++)if(m.closest(Blockly.SNAP_RADIUS,new Blockly.utils.Coordinate(e,f)).connection){a=!0;break}}a&&(e=this.RTL?e-Blockly.SNAP_RADIUS:e+Blockly.SNAP_RADIUS,f+=2*Blockly.SNAP_RADIUS)}while(a);b.moveBy(e,f)}}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!b.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(b));b.select()};
+Blockly.WorkspaceSvg.prototype.pasteWorkspaceComment_=function(a){Blockly.Events.disable();try{var b=Blockly.WorkspaceCommentSvg.fromXml(a,this),c=parseInt(a.getAttribute("x"),10),d=parseInt(a.getAttribute("y"),10);isNaN(c)||isNaN(d)||(this.RTL&&(c=-c),b.moveBy(c+50,d+50))}finally{Blockly.Events.enable()}Blockly.Events.isEnabled();b.select()};
+Blockly.WorkspaceSvg.prototype.refreshToolboxSelection=function(){var a=this.isFlyout?this.targetWorkspace:this;a&&!a.currentGesture_&&a.toolbox_&&a.toolbox_.getFlyout()&&a.toolbox_.refreshSelection()};Blockly.WorkspaceSvg.prototype.renameVariableById=function(a,b){Blockly.WorkspaceSvg.superClass_.renameVariableById.call(this,a,b);this.refreshToolboxSelection()};Blockly.WorkspaceSvg.prototype.deleteVariableById=function(a){Blockly.WorkspaceSvg.superClass_.deleteVariableById.call(this,a);this.refreshToolboxSelection()};
+Blockly.WorkspaceSvg.prototype.createVariable=function(a,b,c){a=Blockly.WorkspaceSvg.superClass_.createVariable.call(this,a,b,c);this.refreshToolboxSelection();return a};Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan&&this.svgGroup_.parentNode?this.trashcan.getClientRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getClientRect():this.toolbox_?this.toolbox_.getClientRect():null};
+Blockly.WorkspaceSvg.prototype.isDeleteArea=function(a){return this.deleteAreaTrash_&&this.deleteAreaTrash_.contains(a.clientX,a.clientY)?Blockly.DELETE_AREA_TRASH:this.deleteAreaToolbox_&&this.deleteAreaToolbox_.contains(a.clientX,a.clientY)?Blockly.DELETE_AREA_TOOLBOX:Blockly.DELETE_AREA_NONE};Blockly.WorkspaceSvg.prototype.onMouseDown_=function(a){var b=this.getGesture(a);b&&b.handleWsStart(a,this)};
+Blockly.WorkspaceSvg.prototype.startDrag=function(a,b){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;this.dragDeltaXY_=Blockly.utils.Coordinate.difference(b,a)};Blockly.WorkspaceSvg.prototype.moveDrag=function(a){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;return Blockly.utils.Coordinate.sum(this.dragDeltaXY_,a)};
+Blockly.WorkspaceSvg.prototype.isDragging=function(){return null!=this.currentGesture_&&this.currentGesture_.isDragging()};Blockly.WorkspaceSvg.prototype.isDraggable=function(){return this.options.moveOptions&&this.options.moveOptions.drag};
+Blockly.WorkspaceSvg.prototype.isContentBounded=function(){return this.options.moveOptions&&this.options.moveOptions.scrollbars||this.options.moveOptions&&this.options.moveOptions.wheel||this.options.moveOptions&&this.options.moveOptions.drag||this.options.zoomOptions&&this.options.zoomOptions.controls||this.options.zoomOptions&&this.options.zoomOptions.wheel||this.options.zoomOptions&&this.options.zoomOptions.pinch};
+Blockly.WorkspaceSvg.prototype.isMovable=function(){return this.options.moveOptions&&this.options.moveOptions.scrollbars||this.options.moveOptions&&this.options.moveOptions.wheel||this.options.moveOptions&&this.options.moveOptions.drag||this.options.zoomOptions&&this.options.zoomOptions.wheel||this.options.zoomOptions&&this.options.zoomOptions.pinch};
+Blockly.WorkspaceSvg.prototype.onMouseWheel_=function(a){if(Blockly.Gesture.inProgress())a.preventDefault(),a.stopPropagation();else{var b=this.options.zoomOptions&&this.options.zoomOptions.wheel,c=this.options.moveOptions&&this.options.moveOptions.wheel;if(b||c){var d=Blockly.utils.getScrollDeltaPixels(a);!b||!a.ctrlKey&&c?(b=this.scrollX-d.x,c=this.scrollY-d.y,a.shiftKey&&!d.x&&(b=this.scrollX-d.y,c=this.scrollY),this.scroll(b,c)):(d=-d.y/50,b=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM()),
+this.zoom(b.x,b.y,d));a.preventDefault()}}};Blockly.WorkspaceSvg.prototype.getBlocksBoundingBox=function(){var a=this.getTopBlocks(!1),b=this.getTopComments(!1);a=a.concat(b);if(!a.length)return new Blockly.utils.Rect(0,0,0,0);b=a[0].getBoundingRectangle();for(var c=1;c<a.length;c++){var d=a[c].getBoundingRectangle();d.top<b.top&&(b.top=d.top);d.bottom>b.bottom&&(b.bottom=d.bottom);d.left<b.left&&(b.left=d.left);d.right>b.right&&(b.right=d.right)}return b};
+Blockly.WorkspaceSvg.prototype.cleanUp=function(){this.setResizesEnabled(!1);Blockly.Events.setGroup(!0);for(var a=this.getTopBlocks(!0),b=0,c=0,d;d=a[c];c++)if(d.isMovable()){var e=d.getRelativeToSurfaceXY();d.moveBy(-e.x,b-e.y);d.snapToGrid();b=d.getRelativeToSurfaceXY().y+d.getHeightWidth().height+this.renderer_.getConstants().MIN_BLOCK_HEIGHT}Blockly.Events.setGroup(!1);this.setResizesEnabled(!0)};
+Blockly.WorkspaceSvg.prototype.showContextMenu=function(a){function b(a){if(a.isDeletable())p=p.concat(a.getDescendants(!1));else{a=a.getChildren(!1);for(var c=0;c<a.length;c++)b(a[c])}}function c(){Blockly.Events.setGroup(f);var a=p.shift();a&&(a.workspace?(a.dispose(!1,!0),setTimeout(c,10)):c());Blockly.Events.setGroup(!1)}if(!this.options.readOnly&&!this.isFlyout){var d=[],e=this.getTopBlocks(!0),f=Blockly.utils.genUid(),g=this,h={};h.text=Blockly.Msg.UNDO;h.enabled=0<this.undoStack_.length;h.callback=
+this.undo.bind(this,!1);d.push(h);h={};h.text=Blockly.Msg.REDO;h.enabled=0<this.redoStack_.length;h.callback=this.undo.bind(this,!0);d.push(h);this.isMovable()&&(h={},h.text=Blockly.Msg.CLEAN_UP,h.enabled=1<e.length,h.callback=this.cleanUp.bind(this),d.push(h));if(this.options.collapse){for(var k=h=!1,l=0;l<e.length;l++)for(var m=e[l];m;)m.isCollapsed()?h=!0:k=!0,m=m.getNextBlock();var n=function(a){for(var b=0,c=0;c<e.length;c++)for(var d=e[c];d;)setTimeout(d.setCollapsed.bind(d,a),b),d=d.getNextBlock(),
+b+=10};k={enabled:k};k.text=Blockly.Msg.COLLAPSE_ALL;k.callback=function(){n(!0)};d.push(k);h={enabled:h};h.text=Blockly.Msg.EXPAND_ALL;h.callback=function(){n(!1)};d.push(h)}var p=[];for(l=0;l<e.length;l++)b(e[l]);h={text:1==p.length?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(p.length)),enabled:0<p.length,callback:function(){g.currentGesture_&&g.currentGesture_.cancel();2>p.length?c():Blockly.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace("%1",p.length),function(a){a&&
+c()})}};d.push(h);this.configureContextMenu&&this.configureContextMenu(d,a);Blockly.ContextMenu.show(a,d,this.RTL)}};
+Blockly.WorkspaceSvg.prototype.updateToolbox=function(a){if(a=Blockly.Options.parseToolboxTree(a)){if(!this.options.languageTree)throw Error("Existing toolbox is null.  Can't create new toolbox.");if(a.getElementsByTagName("category").length){if(!this.toolbox_)throw Error("Existing toolbox has no categories.  Can't change mode.");this.options.languageTree=a;this.toolbox_.renderTree(a)}else{if(!this.flyout_)throw Error("Existing toolbox has categories.  Can't change mode.");this.options.languageTree=
+a;this.flyout_.show(a.childNodes)}}else if(this.options.languageTree)throw Error("Can't nullify an existing toolbox.");};Blockly.WorkspaceSvg.prototype.markFocused=function(){this.options.parentWorkspace?this.options.parentWorkspace.markFocused():(Blockly.mainWorkspace=this,this.setBrowserFocus())};Blockly.WorkspaceSvg.prototype.setBrowserFocus=function(){document.activeElement&&document.activeElement.blur();try{this.getParentSvg().focus({preventScroll:!0})}catch(a){try{this.getParentSvg().parentNode.setActive()}catch(b){this.getParentSvg().parentNode.focus({preventScroll:!0})}}};
+Blockly.WorkspaceSvg.prototype.zoom=function(a,b,c){c=Math.pow(this.options.zoomOptions.scaleSpeed,c);var d=this.scale*c;if(this.scale!=d){d>this.options.zoomOptions.maxScale?c=this.options.zoomOptions.maxScale/this.scale:d<this.options.zoomOptions.minScale&&(c=this.options.zoomOptions.minScale/this.scale);var e=this.getCanvas().getCTM(),f=this.getParentSvg().createSVGPoint();f.x=a;f.y=b;f=f.matrixTransform(e.inverse());a=f.x;b=f.y;e=e.translate(a*(1-c),b*(1-c)).scale(c);this.scrollX=e.e;this.scrollY=
+e.f;this.setScale(d)}};Blockly.WorkspaceSvg.prototype.zoomCenter=function(a){var b=this.getMetrics();if(this.flyout_){var c=b.svgWidth/2;b=b.svgHeight/2}else c=b.viewWidth/2+b.absoluteLeft,b=b.viewHeight/2+b.absoluteTop;this.zoom(c,b,a)};
+Blockly.WorkspaceSvg.prototype.zoomToFit=function(){if(this.isMovable()){var a=this.getMetrics(),b=a.viewWidth;a=a.viewHeight;var c=this.getBlocksBoundingBox(),d=c.right-c.left;c=c.bottom-c.top;d&&(this.flyout_&&(this.horizontalLayout?(a+=this.flyout_.getHeight(),c+=this.flyout_.getHeight()/this.scale):(b+=this.flyout_.getWidth(),d+=this.flyout_.getWidth()/this.scale)),this.setScale(Math.min(b/d,a/c)),this.scrollCenter())}else console.warn("Tried to move a non-movable workspace. This could result in blocks becoming inaccessible.")};
+Blockly.WorkspaceSvg.prototype.beginCanvasTransition=function(){Blockly.utils.dom.addClass(this.svgBlockCanvas_,"blocklyCanvasTransitioning");Blockly.utils.dom.addClass(this.svgBubbleCanvas_,"blocklyCanvasTransitioning")};Blockly.WorkspaceSvg.prototype.endCanvasTransition=function(){Blockly.utils.dom.removeClass(this.svgBlockCanvas_,"blocklyCanvasTransitioning");Blockly.utils.dom.removeClass(this.svgBubbleCanvas_,"blocklyCanvasTransitioning")};
+Blockly.WorkspaceSvg.prototype.scrollCenter=function(){if(this.isMovable()){var a=this.getMetrics(),b=(a.contentWidth-a.viewWidth)/2,c=(a.contentHeight-a.viewHeight)/2;b=-b-a.contentLeft;c=-c-a.contentTop;this.scroll(b,c)}else console.warn("Tried to move a non-movable workspace. This could result in blocks becoming inaccessible.")};
+Blockly.WorkspaceSvg.prototype.centerOnBlock=function(a){if(this.isMovable()){if(a=a?this.getBlockById(a):null){var b=a.getRelativeToSurfaceXY(),c=a.getHeightWidth(),d=this.scale;a=(b.x+(this.RTL?-1:1)*c.width/2)*d;b=(b.y+c.height/2)*d;c=this.getMetrics();this.scroll(-(a-c.viewWidth/2),-(b-c.viewHeight/2))}}else console.warn("Tried to move a non-movable workspace. This could result in blocks becoming inaccessible.")};
+Blockly.WorkspaceSvg.prototype.setScale=function(a){this.options.zoomOptions.maxScale&&a>this.options.zoomOptions.maxScale?a=this.options.zoomOptions.maxScale:this.options.zoomOptions.minScale&&a<this.options.zoomOptions.minScale&&(a=this.options.zoomOptions.minScale);this.scale=a;Blockly.hideChaff(!1);this.flyout_&&(this.flyout_.reflow(),this.recordDeleteAreas());this.grid_&&this.grid_.update(this.scale);a=this.getMetrics();this.scrollX-=a.absoluteLeft;this.scrollY-=a.absoluteTop;a.viewLeft+=a.absoluteLeft;
+a.viewTop+=a.absoluteTop;this.scroll(this.scrollX,this.scrollY);this.scrollbar&&(this.flyout_?(this.scrollbar.hScroll.resizeViewHorizontal(a),this.scrollbar.vScroll.resizeViewVertical(a)):(this.scrollbar.hScroll.resizeContentHorizontal(a),this.scrollbar.vScroll.resizeContentVertical(a)))};Blockly.WorkspaceSvg.prototype.getScale=function(){return this.options.parentWorkspace?this.options.parentWorkspace.getScale():this.scale};
+Blockly.WorkspaceSvg.prototype.scroll=function(a,b){Blockly.hideChaff(!0);var c=this.getMetrics(),d=c.contentWidth+c.contentLeft-c.viewWidth,e=c.contentHeight+c.contentTop-c.viewHeight;a=Math.min(a,-c.contentLeft);b=Math.min(b,-c.contentTop);a=Math.max(a,-d);b=Math.max(b,-e);this.scrollX=a;this.scrollY=b;this.scrollbar&&(this.scrollbar.hScroll.setHandlePosition(-(a+c.contentLeft)*this.scrollbar.hScroll.ratio_),this.scrollbar.vScroll.setHandlePosition(-(b+c.contentTop)*this.scrollbar.vScroll.ratio_));
+a+=c.absoluteLeft;b+=c.absoluteTop;this.translate(a,b)};Blockly.WorkspaceSvg.getDimensionsPx_=function(a){var b=0,c=0;a&&(b=a.getWidth(),c=a.getHeight());return{width:b,height:c}};Blockly.WorkspaceSvg.getContentDimensions_=function(a,b){return a.isContentBounded()?Blockly.WorkspaceSvg.getContentDimensionsBounded_(a,b):Blockly.WorkspaceSvg.getContentDimensionsExact_(a)};
+Blockly.WorkspaceSvg.getContentDimensionsExact_=function(a){var b=a.getBlocksBoundingBox(),c=a.scale;a=b.top*c;var d=b.bottom*c,e=b.left*c;b=b.right*c;return{top:a,bottom:d,left:e,right:b,width:b-e,height:d-a}};
+Blockly.WorkspaceSvg.getContentDimensionsBounded_=function(a,b){a=Blockly.WorkspaceSvg.getContentDimensionsExact_(a);var c=b.width;b=b.height;var d=c/2,e=b/2,f=Math.min(a.left-d,a.right-c),g=Math.min(a.top-e,a.bottom-b);return{left:f,top:g,height:Math.max(a.bottom+e,a.top+b)-g,width:Math.max(a.right+d,a.left+c)-f}};
+Blockly.WorkspaceSvg.getTopLevelWorkspaceMetrics_=function(){var a=Blockly.WorkspaceSvg.getDimensionsPx_(this.toolbox_),b=Blockly.WorkspaceSvg.getDimensionsPx_(this.flyout_),c=Blockly.svgSize(this.getParentSvg()),d={height:c.height,width:c.width};if(this.toolbox_)if(this.toolboxPosition==Blockly.TOOLBOX_AT_TOP||this.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM)d.height-=a.height;else{if(this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT||this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT)d.width-=a.width}else if(this.flyout_)if(this.toolboxPosition==
+Blockly.TOOLBOX_AT_TOP||this.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM)d.height-=b.height;else if(this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT||this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT)d.width-=b.width;var e=Blockly.WorkspaceSvg.getContentDimensions_(this,d),f=0;this.toolbox_&&this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT?f=a.width:this.flyout_&&this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT&&(f=b.width);var g=0;this.toolbox_&&this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?g=a.height:this.flyout_&&
+this.toolboxPosition==Blockly.TOOLBOX_AT_TOP&&(g=b.height);return{contentHeight:e.height,contentWidth:e.width,contentTop:e.top,contentLeft:e.left,viewHeight:d.height,viewWidth:d.width,viewTop:-this.scrollY,viewLeft:-this.scrollX,absoluteTop:g,absoluteLeft:f,svgHeight:c.height,svgWidth:c.width,toolboxWidth:a.width,toolboxHeight:a.height,flyoutWidth:b.width,flyoutHeight:b.height,toolboxPosition:this.toolboxPosition}};
+Blockly.WorkspaceSvg.setTopLevelWorkspaceMetrics_=function(a){var b=this.getMetrics();"number"==typeof a.x&&(this.scrollX=-b.contentWidth*a.x-b.contentLeft);"number"==typeof a.y&&(this.scrollY=-b.contentHeight*a.y-b.contentTop);this.translate(this.scrollX+b.absoluteLeft,this.scrollY+b.absoluteTop)};Blockly.WorkspaceSvg.prototype.getBlockById=function(a){return Blockly.WorkspaceSvg.superClass_.getBlockById.call(this,a)};
+Blockly.WorkspaceSvg.prototype.getTopBlocks=function(a){return Blockly.WorkspaceSvg.superClass_.getTopBlocks.call(this,a)};Blockly.WorkspaceSvg.prototype.setResizesEnabled=function(a){var b=!this.resizesEnabled_&&a;this.resizesEnabled_=a;b&&this.resizeContents()};Blockly.WorkspaceSvg.prototype.clear=function(){this.setResizesEnabled(!1);Blockly.WorkspaceSvg.superClass_.clear.call(this);this.setResizesEnabled(!0)};
+Blockly.WorkspaceSvg.prototype.registerButtonCallback=function(a,b){if("function"!=typeof b)throw TypeError("Button callbacks must be functions.");this.flyoutButtonCallbacks_[a]=b};Blockly.WorkspaceSvg.prototype.getButtonCallback=function(a){return(a=this.flyoutButtonCallbacks_[a])?a:null};Blockly.WorkspaceSvg.prototype.removeButtonCallback=function(a){this.flyoutButtonCallbacks_[a]=null};
+Blockly.WorkspaceSvg.prototype.registerToolboxCategoryCallback=function(a,b){if("function"!=typeof b)throw TypeError("Toolbox category callbacks must be functions.");this.toolboxCategoryCallbacks_[a]=b};Blockly.WorkspaceSvg.prototype.getToolboxCategoryCallback=function(a){return this.toolboxCategoryCallbacks_[a]||null};Blockly.WorkspaceSvg.prototype.removeToolboxCategoryCallback=function(a){this.toolboxCategoryCallbacks_[a]=null};
+Blockly.WorkspaceSvg.prototype.getGesture=function(a){var b="mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type,c=this.currentGesture_;return c?b&&c.hasStarted()?(console.warn("Tried to start the same gesture twice."),c.cancel(),null):c:b?this.currentGesture_=new Blockly.TouchGesture(a,this):null};Blockly.WorkspaceSvg.prototype.clearGesture=function(){this.currentGesture_=null};Blockly.WorkspaceSvg.prototype.cancelCurrentGesture=function(){this.currentGesture_&&this.currentGesture_.cancel()};
+Blockly.WorkspaceSvg.prototype.getAudioManager=function(){return this.audioManager_};Blockly.WorkspaceSvg.prototype.getGrid=function(){return this.grid_};Blockly.inject=function(a,b){Blockly.checkBlockColourConstants();"string"==typeof a&&(a=document.getElementById(a)||document.querySelector(a));if(!a||!Blockly.utils.dom.containsNode(document,a))throw Error("Error: container is not in current document.");b=new Blockly.Options(b||{});var c=document.createElement("div");c.className="injectionDiv";c.tabIndex=0;Blockly.utils.aria.setState(c,Blockly.utils.aria.State.LABEL,Blockly.Msg.WORKSPACE_ARIA_LABEL);a.appendChild(c);a=Blockly.createDom_(c,b);var d=
+new Blockly.BlockDragSurfaceSvg(c),e=new Blockly.WorkspaceDragSurfaceSvg(c),f=Blockly.createMainWorkspace_(a,b,d,e);Blockly.user.keyMap.setKeyMap(b.keyMap);Blockly.init_(f);Blockly.mainWorkspace=f;Blockly.svgResize(f);c.addEventListener("focusin",function(){Blockly.mainWorkspace=f});return f};
+Blockly.createDom_=function(a,b){a.setAttribute("dir","LTR");Blockly.Component.defaultRightToLeft=b.RTL;Blockly.Css.inject(b.hasCss,b.pathToMedia);a=Blockly.utils.dom.createSvgElement("svg",{xmlns:Blockly.utils.dom.SVG_NS,"xmlns:html":Blockly.utils.dom.HTML_NS,"xmlns:xlink":Blockly.utils.dom.XLINK_NS,version:"1.1","class":"blocklySvg",tabindex:"0"},a);var c=Blockly.utils.dom.createSvgElement("defs",{},a),d=String(Math.random()).substring(2);b.gridPattern=Blockly.Grid.createDom(d,b.gridOptions,c);
+return a};
+Blockly.createMainWorkspace_=function(a,b,c,d){b.parentWorkspace=null;var e=new Blockly.WorkspaceSvg(b,c,d);b=e.options;e.scale=b.zoomOptions.startScale;a.appendChild(e.createDom("blocklyMainBackground"));Blockly.utils.dom.addClass(e.getInjectionDiv(),e.getRenderer().getClassName());Blockly.utils.dom.addClass(e.getInjectionDiv(),e.getTheme().getClassName());!b.hasCategories&&b.languageTree&&(c=e.addFlyout("svg"),Blockly.utils.dom.insertAfter(c,a));b.hasTrashcan&&e.addTrashcan();b.zoomOptions&&b.zoomOptions.controls&&
+e.addZoomControls();e.getThemeManager().subscribe(a,"workspaceBackgroundColour","background-color");e.translate(0,0);b.readOnly||e.isMovable()||e.addChangeListener(function(a){if(!e.isDragging()&&!e.isMovable()&&-1!=Blockly.Events.BUMP_EVENTS.indexOf(a.type)){var b=Object.create(null),c=e.getMetrics(),d=e.scale;b.RTL=e.RTL;b.viewLeft=c.viewLeft/d;b.viewTop=c.viewTop/d;b.viewRight=(c.viewLeft+c.viewWidth)/d;b.viewBottom=(c.viewTop+c.viewHeight)/d;e.isContentBounded()?(c=e.getBlocksBoundingBox(),b.contentLeft=
+c.left,b.contentTop=c.top,b.contentRight=c.right,b.contentBottom=c.bottom):(b.contentLeft=c.contentLeft/d,b.contentTop=c.contentTop/d,b.contentRight=(c.contentLeft+c.contentWidth)/d,b.contentBottom=(c.contentTop+c.contentHeight)/d);if(b.contentTop<b.viewTop||b.contentBottom>b.viewBottom||b.contentLeft<b.viewLeft||b.contentRight>b.viewRight){c=null;a&&(c=Blockly.Events.getGroup(),Blockly.Events.setGroup(a.group));switch(a.type){case Blockly.Events.BLOCK_CREATE:case Blockly.Events.BLOCK_MOVE:var f=
+e.getBlockById(a.blockId);f&&(f=f.getRootBlock());break;case Blockly.Events.COMMENT_CREATE:case Blockly.Events.COMMENT_MOVE:f=e.getCommentById(a.commentId)}if(f){d=f.getBoundingRectangle();d.height=d.bottom-d.top;d.width=d.right-d.left;var m=b.viewTop,n=b.viewBottom-d.height;n=Math.max(m,n);m=Blockly.utils.math.clamp(m,d.top,n)-d.top;n=b.viewLeft;var p=b.viewRight-d.width;b.RTL?n=Math.min(p,n):p=Math.max(n,p);b=Blockly.utils.math.clamp(n,d.left,p)-d.left;f.moveBy(b,m)}a&&(!a.group&&f&&console.log("WARNING: Moved object in bounds but there was no event group. This may break undo."),
+null!==c&&Blockly.Events.setGroup(c))}}});Blockly.svgResize(e);Blockly.WidgetDiv.createDom();Blockly.DropDownDiv.createDom();Blockly.Tooltip.createDom();return e};
+Blockly.init_=function(a){var b=a.options,c=a.getParentSvg();Blockly.bindEventWithChecks_(c.parentNode,"contextmenu",null,function(a){Blockly.utils.isTargetInput(a)||a.preventDefault()});c=Blockly.bindEventWithChecks_(window,"resize",null,function(){Blockly.hideChaff(!0);Blockly.svgResize(a)});a.setResizeHandlerWrapper(c);Blockly.inject.bindDocumentEvents_();if(b.languageTree){c=a.getToolbox();var d=a.getFlyout(!0);c?c.init():d&&(d.init(a),d.show(b.languageTree.childNodes),d.scrollToStart())}c=Blockly.Scrollbar.scrollbarThickness;
+b.hasTrashcan&&(c=a.trashcan.init(c));b.zoomOptions&&b.zoomOptions.controls&&a.zoomControls_.init(c);b.moveOptions&&b.moveOptions.scrollbars?(a.scrollbar=new Blockly.ScrollbarPair(a),a.scrollbar.resize()):a.setMetrics({x:.5,y:.5});b.hasSounds&&Blockly.inject.loadSounds_(b.pathToMedia,a)};
+Blockly.inject.bindDocumentEvents_=function(){Blockly.documentEventsBound_||(Blockly.bindEventWithChecks_(document,"scroll",null,function(){for(var a=Blockly.Workspace.getAll(),b=0,c;c=a[b];b++)c.updateInverseScreenCTM&&c.updateInverseScreenCTM()}),Blockly.bindEventWithChecks_(document,"keydown",null,Blockly.onKeyDown),Blockly.bindEvent_(document,"touchend",null,Blockly.longStop_),Blockly.bindEvent_(document,"touchcancel",null,Blockly.longStop_),Blockly.utils.userAgent.IPAD&&Blockly.bindEventWithChecks_(window,
+"orientationchange",document,function(){Blockly.svgResize(Blockly.getMainWorkspace())}));Blockly.documentEventsBound_=!0};
+Blockly.inject.loadSounds_=function(a,b){var c=b.getAudioManager();c.load([a+"click.mp3",a+"click.wav",a+"click.ogg"],"click");c.load([a+"disconnect.wav",a+"disconnect.mp3",a+"disconnect.ogg"],"disconnect");c.load([a+"delete.mp3",a+"delete.ogg",a+"delete.wav"],"delete");var d=[];a=function(){for(;d.length;)Blockly.unbindEvent_(d.pop());c.preload()};d.push(Blockly.bindEventWithChecks_(document,"mousemove",null,a,!0));d.push(Blockly.bindEventWithChecks_(document,"touchstart",null,a,!0))};Blockly.Names=function(a,b){this.variablePrefix_=b||"";this.reservedDict_=Object.create(null);if(a)for(a=a.split(","),b=0;b<a.length;b++)this.reservedDict_[a[b]]=!0;this.reset()};Blockly.Names.DEVELOPER_VARIABLE_TYPE="DEVELOPER_VARIABLE";Blockly.Names.prototype.reset=function(){this.db_=Object.create(null);this.dbReverse_=Object.create(null);this.variableMap_=null};Blockly.Names.prototype.setVariableMap=function(a){this.variableMap_=a};
+Blockly.Names.prototype.getNameForUserVariable_=function(a){return this.variableMap_?(a=this.variableMap_.getVariableById(a))?a.name:null:(console.log("Deprecated call to Blockly.Names.prototype.getName without defining a variable map. To fix, add the following code in your generator's init() function:\nBlockly.YourGeneratorName.variableDB_.setVariableMap(workspace.getVariableMap());"),null)};
+Blockly.Names.prototype.getName=function(a,b){if(b==Blockly.VARIABLE_CATEGORY_NAME){var c=this.getNameForUserVariable_(a);c&&(a=c)}c=a.toLowerCase()+"_"+b;var d=b==Blockly.VARIABLE_CATEGORY_NAME||b==Blockly.Names.DEVELOPER_VARIABLE_TYPE?this.variablePrefix_:"";if(c in this.db_)return d+this.db_[c];a=this.getDistinctName(a,b);this.db_[c]=a.substr(d.length);return a};
+Blockly.Names.prototype.getDistinctName=function(a,b){a=this.safeName_(a);for(var c="";this.dbReverse_[a+c]||a+c in this.reservedDict_;)c=c?c+1:2;a+=c;this.dbReverse_[a]=!0;return(b==Blockly.VARIABLE_CATEGORY_NAME||b==Blockly.Names.DEVELOPER_VARIABLE_TYPE?this.variablePrefix_:"")+a};Blockly.Names.prototype.safeName_=function(a){a?(a=encodeURI(a.replace(/ /g,"_")).replace(/[^\w]/g,"_"),-1!="0123456789".indexOf(a[0])&&(a="my_"+a)):a=Blockly.Msg.UNNAMED_KEY||"unnamed";return a};
+Blockly.Names.equals=function(a,b){return a.toLowerCase()==b.toLowerCase()};Blockly.Procedures={};Blockly.Procedures.NAME_TYPE=Blockly.PROCEDURE_CATEGORY_NAME;Blockly.Procedures.DEFAULT_ARG="x";Blockly.Procedures.allProcedures=function(a){a=a.getAllBlocks(!1);for(var b=[],c=[],d=0;d<a.length;d++)if(a[d].getProcedureDef){var e=a[d].getProcedureDef();e&&(e[2]?b.push(e):c.push(e))}c.sort(Blockly.Procedures.procTupleComparator_);b.sort(Blockly.Procedures.procTupleComparator_);return[c,b]};Blockly.Procedures.procTupleComparator_=function(a,b){return a[0].toLowerCase().localeCompare(b[0].toLowerCase())};
+Blockly.Procedures.findLegalName=function(a,b){if(b.isInFlyout)return a;for(a=a||Blockly.Msg.UNNAMED_KEY||"unnamed";!Blockly.Procedures.isLegalName_(a,b.workspace,b);){var c=a.match(/^(.*?)(\d+)$/);a=c?c[1]+(parseInt(c[2],10)+1):a+"2"}return a};Blockly.Procedures.isLegalName_=function(a,b,c){return!Blockly.Procedures.isNameUsed(a,b,c)};
+Blockly.Procedures.isNameUsed=function(a,b,c){b=b.getAllBlocks(!1);for(var d=0;d<b.length;d++)if(b[d]!=c&&b[d].getProcedureDef){var e=b[d].getProcedureDef();if(Blockly.Names.equals(e[0],a))return!0}return!1};Blockly.Procedures.rename=function(a){a=a.trim();var b=Blockly.Procedures.findLegalName(a,this.getSourceBlock()),c=this.getValue();if(c!=a&&c!=b){a=this.getSourceBlock().workspace.getAllBlocks(!1);for(var d=0;d<a.length;d++)a[d].renameProcedure&&a[d].renameProcedure(c,b)}return b};
+Blockly.Procedures.flyoutCategory=function(a){function b(a,b){for(var d=0;d<a.length;d++){var e=a[d][0],f=a[d][1],g=Blockly.utils.xml.createElement("block");g.setAttribute("type",b);g.setAttribute("gap",16);var n=Blockly.utils.xml.createElement("mutation");n.setAttribute("name",e);g.appendChild(n);for(e=0;e<f.length;e++){var p=Blockly.utils.xml.createElement("arg");p.setAttribute("name",f[e]);n.appendChild(p)}c.push(g)}}var c=[];if(Blockly.Blocks.procedures_defnoreturn){var d=Blockly.utils.xml.createElement("block");
+d.setAttribute("type","procedures_defnoreturn");d.setAttribute("gap",16);var e=Blockly.utils.xml.createElement("field");e.setAttribute("name","NAME");e.appendChild(Blockly.utils.xml.createTextNode(Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE));d.appendChild(e);c.push(d)}Blockly.Blocks.procedures_defreturn&&(d=Blockly.utils.xml.createElement("block"),d.setAttribute("type","procedures_defreturn"),d.setAttribute("gap",16),e=Blockly.utils.xml.createElement("field"),e.setAttribute("name","NAME"),e.appendChild(Blockly.utils.xml.createTextNode(Blockly.Msg.PROCEDURES_DEFRETURN_PROCEDURE)),
+d.appendChild(e),c.push(d));Blockly.Blocks.procedures_ifreturn&&(d=Blockly.utils.xml.createElement("block"),d.setAttribute("type","procedures_ifreturn"),d.setAttribute("gap",16),c.push(d));c.length&&c[c.length-1].setAttribute("gap",24);a=Blockly.Procedures.allProcedures(a);b(a[0],"procedures_callnoreturn");b(a[1],"procedures_callreturn");return c};
+Blockly.Procedures.updateMutatorFlyout_=function(a){for(var b=[],c=a.getBlocksByType("procedures_mutatorarg",!1),d=0,e;e=c[d];d++)b.push(e.getFieldValue("NAME"));c=Blockly.utils.xml.createElement("xml");d=Blockly.utils.xml.createElement("block");d.setAttribute("type","procedures_mutatorarg");e=Blockly.utils.xml.createElement("field");e.setAttribute("name","NAME");b=Blockly.Variables.generateUniqueNameFromOptions(Blockly.Procedures.DEFAULT_ARG,b);b=Blockly.utils.xml.createTextNode(b);e.appendChild(b);
+d.appendChild(e);c.appendChild(d);a.updateToolbox(c)};Blockly.Procedures.mutatorOpenListener=function(a){if(a.type==Blockly.Events.UI&&"mutatorOpen"==a.element&&a.newValue){a=Blockly.Workspace.getById(a.workspaceId).getBlockById(a.blockId);var b=a.type;if("procedures_defnoreturn"==b||"procedures_defreturn"==b)a=a.mutator.getWorkspace(),Blockly.Procedures.updateMutatorFlyout_(a),a.addChangeListener(Blockly.Procedures.mutatorChangeListener_)}};
+Blockly.Procedures.mutatorChangeListener_=function(a){if(a.type==Blockly.Events.BLOCK_CREATE||a.type==Blockly.Events.BLOCK_DELETE||a.type==Blockly.Events.BLOCK_CHANGE)a=Blockly.Workspace.getById(a.workspaceId),Blockly.Procedures.updateMutatorFlyout_(a)};Blockly.Procedures.getCallers=function(a,b){var c=[];b=b.getAllBlocks(!1);for(var d=0;d<b.length;d++)if(b[d].getProcedureCall){var e=b[d].getProcedureCall();e&&Blockly.Names.equals(e,a)&&c.push(b[d])}return c};
+Blockly.Procedures.mutateCallers=function(a){var b=Blockly.Events.recordUndo,c=a.getProcedureDef()[0],d=a.mutationToDom(!0);a=Blockly.Procedures.getCallers(c,a.workspace);c=0;for(var e;e=a[c];c++){var f=e.mutationToDom();f=f&&Blockly.Xml.domToText(f);e.domToMutation(d);var g=e.mutationToDom();g=g&&Blockly.Xml.domToText(g);f!=g&&(Blockly.Events.recordUndo=!1,Blockly.Events.fire(new Blockly.Events.BlockChange(e,"mutation",null,f,g)),Blockly.Events.recordUndo=b)}};
+Blockly.Procedures.getDefinition=function(a,b){b=b.getTopBlocks(!1);for(var c=0;c<b.length;c++)if(b[c].getProcedureDef){var d=b[c].getProcedureDef();if(d&&Blockly.Names.equals(d[0],a))return b[c]}return null};Blockly.VariableModel=function(a,b,c,d){this.workspace=a;this.name=b;this.type=c||"";this.id_=d||Blockly.utils.genUid();Blockly.Events.fire(new Blockly.Events.VarCreate(this))};Blockly.VariableModel.prototype.getId=function(){return this.id_};Blockly.VariableModel.compareByName=function(a,b){a=a.name.toLowerCase();b=b.name.toLowerCase();return a<b?-1:a==b?0:1};Blockly.Variables={};Blockly.Variables.NAME_TYPE=Blockly.VARIABLE_CATEGORY_NAME;Blockly.Variables.allUsedVarModels=function(a){var b=a.getAllBlocks(!1);a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVarModels();if(d)for(var e=0;e<d.length;e++){var f=d[e],g=f.getId();g&&(a[g]=f)}}b=[];for(g in a)b.push(a[g]);return b};Blockly.Variables.allUsedVariables=function(){console.warn("Deprecated call to Blockly.Variables.allUsedVariables. Use Blockly.Variables.allUsedVarModels instead.\nIf this is a major issue please file a bug on GitHub.")};
+Blockly.Variables.ALL_DEVELOPER_VARS_WARNINGS_BY_BLOCK_TYPE_={};
+Blockly.Variables.allDeveloperVariables=function(a){a=a.getAllBlocks(!1);for(var b=Object.create(null),c=0,d;d=a[c];c++){var e=d.getDeveloperVariables;!e&&d.getDeveloperVars&&(e=d.getDeveloperVars,Blockly.Variables.ALL_DEVELOPER_VARS_WARNINGS_BY_BLOCK_TYPE_[d.type]||(console.warn("Function getDeveloperVars() deprecated. Use getDeveloperVariables() (block type '"+d.type+"')"),Blockly.Variables.ALL_DEVELOPER_VARS_WARNINGS_BY_BLOCK_TYPE_[d.type]=!0));if(e)for(d=e(),e=0;e<d.length;e++)b[d[e]]=!0}return Object.keys(b)};
+Blockly.Variables.flyoutCategory=function(a){var b=[],c=document.createElement("button");c.setAttribute("text","%{BKY_NEW_VARIABLE}");c.setAttribute("callbackKey","CREATE_VARIABLE");a.registerButtonCallback("CREATE_VARIABLE",function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace())});b.push(c);a=Blockly.Variables.flyoutCategoryBlocks(a);return b=b.concat(a)};
+Blockly.Variables.flyoutCategoryBlocks=function(a){a=a.getVariablesOfType("");var b=[];if(0<a.length){var c=a[a.length-1];if(Blockly.Blocks.variables_set){var d=Blockly.utils.xml.createElement("block");d.setAttribute("type","variables_set");d.setAttribute("gap",Blockly.Blocks.math_change?8:24);d.appendChild(Blockly.Variables.generateVariableFieldDom(c));b.push(d)}Blockly.Blocks.math_change&&(d=Blockly.utils.xml.createElement("block"),d.setAttribute("type","math_change"),d.setAttribute("gap",Blockly.Blocks.variables_get?
+20:8),d.appendChild(Blockly.Variables.generateVariableFieldDom(c)),c=Blockly.Xml.textToDom('<value name="DELTA"><shadow type="math_number"><field name="NUM">1</field></shadow></value>'),d.appendChild(c),b.push(d));if(Blockly.Blocks.variables_get){a.sort(Blockly.VariableModel.compareByName);c=0;for(var e;e=a[c];c++)d=Blockly.utils.xml.createElement("block"),d.setAttribute("type","variables_get"),d.setAttribute("gap",8),d.appendChild(Blockly.Variables.generateVariableFieldDom(e)),b.push(d)}}return b};
+Blockly.Variables.VAR_LETTER_OPTIONS="ijkmnopqrstuvwxyzabcdefgh";Blockly.Variables.generateUniqueName=function(a){return Blockly.Variables.generateUniqueNameFromOptions(Blockly.Variables.VAR_LETTER_OPTIONS.charAt(0),a.getAllVariableNames())};
+Blockly.Variables.generateUniqueNameFromOptions=function(a,b){if(!b.length)return a;for(var c=Blockly.Variables.VAR_LETTER_OPTIONS,d="",e=c.indexOf(a);;){for(var f=!1,g=0;g<b.length;g++)if(b[g].toLowerCase()==a){f=!0;break}if(!f)return a;e++;e==c.length&&(e=0,d=Number(d)+1);a=c.charAt(e)+d}};
+Blockly.Variables.createVariableButtonHandler=function(a,b,c){var d=c||"",e=function(c){Blockly.Variables.promptName(Blockly.Msg.NEW_VARIABLE_TITLE,c,function(c){if(c){var f=Blockly.Variables.nameUsedWithAnyType_(c,a);if(f){if(f.type==d)var g=Blockly.Msg.VARIABLE_ALREADY_EXISTS.replace("%1",f.name);else g=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE,g=g.replace("%1",f.name).replace("%2",f.type);Blockly.alert(g,function(){e(c)})}else a.createVariable(c,d),b&&b(c)}else b&&b(null)})};e("")};
+Blockly.Variables.createVariable=Blockly.Variables.createVariableButtonHandler;
+Blockly.Variables.renameVariable=function(a,b,c){var d=function(e){var f=Blockly.Msg.RENAME_VARIABLE_TITLE.replace("%1",b.name);Blockly.Variables.promptName(f,e,function(e){if(e){var f=Blockly.Variables.nameUsedWithOtherType_(e,b.type,a);f?(f=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE.replace("%1",f.name).replace("%2",f.type),Blockly.alert(f,function(){d(e)})):(a.renameVariableById(b.getId(),e),c&&c(e))}else c&&c(null)})};d("")};
+Blockly.Variables.promptName=function(a,b,c){Blockly.prompt(a,b,function(a){a&&(a=a.replace(/[\s\xa0]+/g," ").trim(),a==Blockly.Msg.RENAME_VARIABLE||a==Blockly.Msg.NEW_VARIABLE)&&(a=null);c(a)})};Blockly.Variables.nameUsedWithOtherType_=function(a,b,c){c=c.getVariableMap().getAllVariables();a=a.toLowerCase();for(var d=0,e;e=c[d];d++)if(e.name.toLowerCase()==a&&e.type!=b)return e;return null};
+Blockly.Variables.nameUsedWithAnyType_=function(a,b){b=b.getVariableMap().getAllVariables();a=a.toLowerCase();for(var c=0,d;d=b[c];c++)if(d.name.toLowerCase()==a)return d;return null};Blockly.Variables.generateVariableFieldDom=function(a){var b=Blockly.utils.xml.createElement("field");b.setAttribute("name","VAR");b.setAttribute("id",a.getId());b.setAttribute("variabletype",a.type);a=Blockly.utils.xml.createTextNode(a.name);b.appendChild(a);return b};
+Blockly.Variables.getOrCreateVariablePackage=function(a,b,c,d){var e=Blockly.Variables.getVariable(a,b,c,d);e||(e=Blockly.Variables.createVariable_(a,b,c,d));return e};Blockly.Variables.getVariable=function(a,b,c,d){var e=a.getPotentialVariableMap(),f=null;if(b&&(f=a.getVariableById(b),!f&&e&&(f=e.getVariableById(b)),f))return f;if(c){if(void 0==d)throw Error("Tried to look up a variable by name without a type");f=a.getVariable(c,d);!f&&e&&(f=e.getVariable(c,d))}return f};
+Blockly.Variables.createVariable_=function(a,b,c,d){var e=a.getPotentialVariableMap();c||(c=Blockly.Variables.generateUniqueName(a.isFlyout?a.targetWorkspace:a));return e?e.createVariable(c,d,b):a.createVariable(c,d,b)};Blockly.Variables.getAddedVariables=function(a,b){a=a.getAllVariables();var c=[];if(b.length!=a.length)for(var d=0;d<a.length;d++){var e=a[d];-1==b.indexOf(e)&&c.push(e)}return c};Blockly.WidgetDiv={};Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.rendererClassName_="";Blockly.WidgetDiv.themeClassName_="";Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=document.createElement("div"),Blockly.WidgetDiv.DIV.className="blocklyWidgetDiv",(Blockly.parentContainer||document.body).appendChild(Blockly.WidgetDiv.DIV))};
+Blockly.WidgetDiv.show=function(a,b,c){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=c;a=Blockly.WidgetDiv.DIV;a.style.direction=b?"rtl":"ltr";a.style.display="block";Blockly.WidgetDiv.rendererClassName_=Blockly.getMainWorkspace().getRenderer().getClassName();Blockly.WidgetDiv.themeClassName_=Blockly.getMainWorkspace().getTheme().getClassName();Blockly.utils.dom.addClass(a,Blockly.WidgetDiv.rendererClassName_);Blockly.utils.dom.addClass(a,Blockly.WidgetDiv.themeClassName_)};
+Blockly.WidgetDiv.hide=function(){if(Blockly.WidgetDiv.isVisible()){Blockly.WidgetDiv.owner_=null;var a=Blockly.WidgetDiv.DIV;a.style.display="none";a.style.left="";a.style.top="";Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_();Blockly.WidgetDiv.dispose_=null;a.textContent="";Blockly.WidgetDiv.rendererClassName_&&(Blockly.utils.dom.removeClass(a,Blockly.WidgetDiv.rendererClassName_),Blockly.WidgetDiv.rendererClassName_="");Blockly.WidgetDiv.themeClassName_&&(Blockly.utils.dom.removeClass(a,
+Blockly.WidgetDiv.themeClassName_),Blockly.WidgetDiv.themeClassName_="");Blockly.getMainWorkspace().markFocused()}};Blockly.WidgetDiv.isVisible=function(){return!!Blockly.WidgetDiv.owner_};Blockly.WidgetDiv.hideIfOwner=function(a){Blockly.WidgetDiv.owner_==a&&Blockly.WidgetDiv.hide()};Blockly.WidgetDiv.positionInternal_=function(a,b,c){Blockly.WidgetDiv.DIV.style.left=a+"px";Blockly.WidgetDiv.DIV.style.top=b+"px";Blockly.WidgetDiv.DIV.style.height=c+"px"};
+Blockly.WidgetDiv.positionWithAnchor=function(a,b,c,d){var e=Blockly.WidgetDiv.calculateY_(a,b,c);a=Blockly.WidgetDiv.calculateX_(a,b,c,d);0>e?Blockly.WidgetDiv.positionInternal_(a,0,c.height+e):Blockly.WidgetDiv.positionInternal_(a,e,c.height)};Blockly.WidgetDiv.calculateX_=function(a,b,c,d){if(d)return b=Math.max(b.right-c.width,a.left),Math.min(b,a.right-c.width);b=Math.min(b.left,a.right-c.width);return Math.max(b,a.left)};
+Blockly.WidgetDiv.calculateY_=function(a,b,c){return b.bottom+c.height>=a.bottom?b.top-c.height:b.bottom};Blockly.VERSION="3.20200402.1";Blockly.mainWorkspace=null;Blockly.selected=null;Blockly.draggingConnections=[];Blockly.clipboardXml_=null;Blockly.clipboardSource_=null;Blockly.clipboardTypeCounts_=null;Blockly.cache3dSupported_=null;Blockly.parentContainer=null;Blockly.svgSize=function(a){return{width:a.cachedWidth_,height:a.cachedHeight_}};Blockly.resizeSvgContents=function(a){a.resizeContents()};
+Blockly.svgResize=function(a){for(;a.options.parentWorkspace;)a=a.options.parentWorkspace;var b=a.getParentSvg(),c=b.parentNode;if(c){var d=c.offsetWidth;c=c.offsetHeight;b.cachedWidth_!=d&&(b.setAttribute("width",d+"px"),b.cachedWidth_=d);b.cachedHeight_!=c&&(b.setAttribute("height",c+"px"),b.cachedHeight_=c);a.resize()}};
+Blockly.onKeyDown=function(a){var b=Blockly.mainWorkspace;if(b&&!(Blockly.utils.isTargetInput(a)||b.rendered&&!b.isVisible()))if(b.options.readOnly)Blockly.navigation.onKeyPress(a);else{var c=!1;if(a.keyCode==Blockly.utils.KeyCodes.ESC)Blockly.hideChaff(),Blockly.navigation.onBlocklyAction(Blockly.navigation.ACTION_EXIT);else{if(Blockly.navigation.onKeyPress(a))return;if(a.keyCode==Blockly.utils.KeyCodes.BACKSPACE||a.keyCode==Blockly.utils.KeyCodes.DELETE){a.preventDefault();if(Blockly.Gesture.inProgress())return;
+Blockly.selected&&Blockly.selected.isDeletable()&&(c=!0)}else if(a.altKey||a.ctrlKey||a.metaKey){if(Blockly.Gesture.inProgress())return;Blockly.selected&&Blockly.selected.isDeletable()&&Blockly.selected.isMovable()&&(a.keyCode==Blockly.utils.KeyCodes.C?(Blockly.hideChaff(),Blockly.copy_(Blockly.selected)):a.keyCode!=Blockly.utils.KeyCodes.X||Blockly.selected.workspace.isFlyout||(Blockly.copy_(Blockly.selected),c=!0));a.keyCode==Blockly.utils.KeyCodes.V?Blockly.clipboardXml_&&(a=Blockly.clipboardSource_,
+a.isFlyout&&(a=a.targetWorkspace),Blockly.clipboardTypeCounts_&&a.isCapacityAvailable(Blockly.clipboardTypeCounts_)&&(Blockly.Events.setGroup(!0),a.paste(Blockly.clipboardXml_),Blockly.Events.setGroup(!1))):a.keyCode==Blockly.utils.KeyCodes.Z&&(Blockly.hideChaff(),b.undo(a.shiftKey))}}c&&!Blockly.selected.workspace.isFlyout&&(Blockly.Events.setGroup(!0),Blockly.hideChaff(),Blockly.selected.dispose(!0,!0),Blockly.Events.setGroup(!1))}};
+Blockly.copy_=function(a){if(a.isComment)var b=a.toXmlWithXY();else{b=Blockly.Xml.blockToDom(a,!0);Blockly.Xml.deleteNext(b);var c=a.getRelativeToSurfaceXY();b.setAttribute("x",a.RTL?-c.x:c.x);b.setAttribute("y",c.y)}Blockly.clipboardXml_=b;Blockly.clipboardSource_=a.workspace;Blockly.clipboardTypeCounts_=a.isComment?null:Blockly.utils.getBlockTypeCounts(a,!0)};
+Blockly.duplicate=function(a){var b=Blockly.clipboardXml_,c=Blockly.clipboardSource_;Blockly.copy_(a);a.workspace.paste(Blockly.clipboardXml_);Blockly.clipboardXml_=b;Blockly.clipboardSource_=c};Blockly.onContextMenu_=function(a){Blockly.utils.isTargetInput(a)||a.preventDefault()};
+Blockly.hideChaff=function(a){Blockly.Tooltip.hide();Blockly.WidgetDiv.hide();Blockly.DropDownDiv.hideWithoutAnimation();a||(a=Blockly.getMainWorkspace(),a.trashcan&&a.trashcan.flyout&&a.trashcan.flyout.hide(),(a=a.getToolbox())&&a.getFlyout()&&a.getFlyout().autoClose&&a.clearSelection())};Blockly.getMainWorkspace=function(){return Blockly.mainWorkspace};Blockly.alert=function(a,b){alert(a);b&&b()};Blockly.confirm=function(a,b){b(confirm(a))};Blockly.prompt=function(a,b,c){c(prompt(a,b))};
+Blockly.jsonInitFactory_=function(a){return function(){this.jsonInit(a)}};
+Blockly.defineBlocksWithJsonArray=function(a){for(var b=0;b<a.length;b++){var c=a[b];if(c){var d=c.type;null==d||""===d?console.warn("Block definition #"+b+" in JSON array is missing a type attribute. Skipping."):(Blockly.Blocks[d]&&console.warn("Block definition #"+b+' in JSON array overwrites prior definition of "'+d+'".'),Blockly.Blocks[d]={init:Blockly.jsonInitFactory_(c)})}else console.warn("Block definition #"+b+" in JSON array is "+c+". Skipping.")}};
+Blockly.bindEventWithChecks_=function(a,b,c,d,e,f){var g=!1,h=function(a){var b=!e;a=Blockly.Touch.splitEventByTouches(a);for(var f=0,h;h=a[f];f++)if(!b||Blockly.Touch.shouldHandleEvent(h))Blockly.Touch.setClientFromTouch(h),c?d.call(c,h):d(h),g=!0},k=[];if(Blockly.utils.global.PointerEvent&&b in Blockly.Touch.TOUCH_MAP)for(var l=0,m;m=Blockly.Touch.TOUCH_MAP[b][l];l++)a.addEventListener(m,h,!1),k.push([a,m,h]);else if(a.addEventListener(b,h,!1),k.push([a,b,h]),b in Blockly.Touch.TOUCH_MAP){var n=
+function(a){h(a);var b=!f;g&&b&&a.preventDefault()};for(l=0;m=Blockly.Touch.TOUCH_MAP[b][l];l++)a.addEventListener(m,n,!1),k.push([a,m,n])}return k};
+Blockly.bindEvent_=function(a,b,c,d){var e=function(a){c?d.call(c,a):d(a)},f=[];if(Blockly.utils.global.PointerEvent&&b in Blockly.Touch.TOUCH_MAP)for(var g=0,h;h=Blockly.Touch.TOUCH_MAP[b][g];g++)a.addEventListener(h,e,!1),f.push([a,h,e]);else if(a.addEventListener(b,e,!1),f.push([a,b,e]),b in Blockly.Touch.TOUCH_MAP){var k=function(a){if(a.changedTouches&&1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}e(a);a.preventDefault()};for(g=0;h=Blockly.Touch.TOUCH_MAP[b][g];g++)a.addEventListener(h,
+k,!1),f.push([a,h,k])}return f};Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};Blockly.isNumber=function(a){return/^\s*-?\d+(\.\d+)?\s*$/.test(a)};Blockly.hueToHex=function(a){return Blockly.utils.colour.hsvToHex(a,Blockly.HSV_SATURATION,255*Blockly.HSV_VALUE)};
+Blockly.checkBlockColourConstants=function(){Blockly.checkBlockColourConstant_("LOGIC_HUE",["Blocks","logic","HUE"],void 0);Blockly.checkBlockColourConstant_("LOGIC_HUE",["Constants","Logic","HUE"],210);Blockly.checkBlockColourConstant_("LOOPS_HUE",["Blocks","loops","HUE"],void 0);Blockly.checkBlockColourConstant_("LOOPS_HUE",["Constants","Loops","HUE"],120);Blockly.checkBlockColourConstant_("MATH_HUE",["Blocks","math","HUE"],void 0);Blockly.checkBlockColourConstant_("MATH_HUE",["Constants","Math",
+"HUE"],230);Blockly.checkBlockColourConstant_("TEXTS_HUE",["Blocks","texts","HUE"],void 0);Blockly.checkBlockColourConstant_("TEXTS_HUE",["Constants","Text","HUE"],160);Blockly.checkBlockColourConstant_("LISTS_HUE",["Blocks","lists","HUE"],void 0);Blockly.checkBlockColourConstant_("LISTS_HUE",["Constants","Lists","HUE"],260);Blockly.checkBlockColourConstant_("COLOUR_HUE",["Blocks","colour","HUE"],void 0);Blockly.checkBlockColourConstant_("COLOUR_HUE",["Constants","Colour","HUE"],20);Blockly.checkBlockColourConstant_("VARIABLES_HUE",
+["Blocks","variables","HUE"],void 0);Blockly.checkBlockColourConstant_("VARIABLES_HUE",["Constants","Variables","HUE"],330);Blockly.checkBlockColourConstant_("VARIABLES_DYNAMIC_HUE",["Constants","VariablesDynamic","HUE"],310);Blockly.checkBlockColourConstant_("PROCEDURES_HUE",["Blocks","procedures","HUE"],void 0)};
+Blockly.checkBlockColourConstant_=function(a,b,c){for(var d="Blockly",e=Blockly,f=0;f<b.length;++f)d+="."+b[f],e&&(e=e[b[f]]);e&&e!==c&&(a=(void 0===c?'%1 has been removed. Use Blockly.Msg["%2"].':'%1 is deprecated and unused. Override Blockly.Msg["%2"].').replace("%1",d).replace("%2",a),console.warn(a))};Blockly.setParentContainer=function(a){Blockly.parentContainer=a};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconXY_=null;
+Blockly.Icon.prototype.createIcon=function(){this.iconGroup_||(this.iconGroup_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyIconGroup"},null),this.block_.isInFlyout&&Blockly.utils.dom.addClass(this.iconGroup_,"blocklyIconGroupReadonly"),this.drawIcon_(this.iconGroup_),this.block_.getSvgRoot().appendChild(this.iconGroup_),Blockly.bindEventWithChecks_(this.iconGroup_,"mouseup",this,this.iconClick_),this.updateEditable())};
+Blockly.Icon.prototype.dispose=function(){Blockly.utils.dom.removeNode(this.iconGroup_);this.iconGroup_=null;this.setVisible(!1);this.block_=null};Blockly.Icon.prototype.updateEditable=function(){};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};Blockly.Icon.prototype.iconClick_=function(a){this.block_.workspace.isDragging()||this.block_.isInFlyout||Blockly.utils.isRightButton(a)||this.setVisible(!this.isVisible())};
+Blockly.Icon.prototype.applyColour=function(){this.isVisible()&&this.bubble_.setColour(this.block_.style.colourPrimary)};Blockly.Icon.prototype.setIconLocation=function(a){this.iconXY_=a;this.isVisible()&&this.bubble_.setAnchorLocation(a)};
+Blockly.Icon.prototype.computeIconLocation=function(){var a=this.block_.getRelativeToSurfaceXY(),b=Blockly.utils.getRelativeXY(this.iconGroup_);a=new Blockly.utils.Coordinate(a.x+b.x+this.SIZE/2,a.y+b.y+this.SIZE/2);Blockly.utils.Coordinate.equals(this.getIconLocation(),a)||this.setIconLocation(a)};Blockly.Icon.prototype.getIconLocation=function(){return this.iconXY_};
+Blockly.Icon.prototype.getCorrectedSize=function(){return new Blockly.utils.Size(Blockly.Icon.prototype.SIZE,Blockly.Icon.prototype.SIZE-2)};Blockly.Warning=function(a){Blockly.Warning.superClass_.constructor.call(this,a);this.createIcon();this.text_={}};Blockly.utils.object.inherits(Blockly.Warning,Blockly.Icon);Blockly.Warning.prototype.collapseHidden=!1;
+Blockly.Warning.prototype.drawIcon_=function(a){Blockly.utils.dom.createSvgElement("path",{"class":"blocklyIconShape",d:"M2,15Q-1,15 0.5,12L6.5,1.7Q8,-1 9.5,1.7L15.5,12Q17,15 14,15z"},a);Blockly.utils.dom.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m7,4.8v3.16l0.27,2.27h1.46l0.27,-2.27v-3.16z"},a);Blockly.utils.dom.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"7",y:"11",height:"2",width:"2"},a)};
+Blockly.Warning.textToDom_=function(a){var b=Blockly.utils.dom.createSvgElement("text",{"class":"blocklyText blocklyBubbleText blocklyNoPointerEvents",y:Blockly.Bubble.BORDER_WIDTH},null);a=a.split("\n");for(var c=0;c<a.length;c++){var d=Blockly.utils.dom.createSvgElement("tspan",{dy:"1em",x:Blockly.Bubble.BORDER_WIDTH},b),e=document.createTextNode(a[c]);d.appendChild(e)}return b};
+Blockly.Warning.prototype.setVisible=function(a){a!=this.isVisible()&&(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"warningOpen",!a,a)),a?this.createBubble():this.disposeBubble())};
+Blockly.Warning.prototype.createBubble=function(){this.paragraphElement_=Blockly.Warning.textToDom_(this.getText());this.bubble_=new Blockly.Bubble(this.block_.workspace,this.paragraphElement_,this.block_.pathObject.svgPath,this.iconXY_,null,null);this.bubble_.setSvgId(this.block_.id);if(this.block_.RTL)for(var a=this.paragraphElement_.getBBox().width,b=0,c;c=this.paragraphElement_.childNodes[b];b++)c.setAttribute("text-anchor","end"),c.setAttribute("x",a+Blockly.Bubble.BORDER_WIDTH);this.applyColour()};
+Blockly.Warning.prototype.disposeBubble=function(){this.bubble_.dispose();this.paragraphElement_=this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote()};Blockly.Warning.prototype.setText=function(a,b){this.text_[b]!=a&&(a?this.text_[b]=a:delete this.text_[b],this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.getText=function(){var a=[],b;for(b in this.text_)a.push(this.text_[b]);return a.join("\n")};
+Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.model_=a.commentModel;this.model_.text=this.model_.text||"";this.cachedText_="";this.onInputWrapper_=this.onChangeWrapper_=this.onWheelWrapper_=this.onMouseUpWrapper_=null;this.createIcon()};Blockly.utils.object.inherits(Blockly.Comment,Blockly.Icon);
+Blockly.Comment.prototype.drawIcon_=function(a){Blockly.utils.dom.createSvgElement("circle",{"class":"blocklyIconShape",r:"8",cx:"8",cy:"8"},a);Blockly.utils.dom.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m6.8,10h2c0.003,-0.617 0.271,-0.962 0.633,-1.266 2.875,-2.4050.607,-5.534 -3.765,-3.874v1.7c3.12,-1.657 3.698,0.118 2.336,1.25-1.201,0.998 -1.201,1.528 -1.204,2.19z"},a);Blockly.utils.dom.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"6.8",y:"10.78",height:"2",width:"2"},a)};
+Blockly.Comment.prototype.createEditor_=function(){this.foreignObject_=Blockly.utils.dom.createSvgElement("foreignObject",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);var a=document.createElementNS(Blockly.utils.dom.HTML_NS,"body");a.setAttribute("xmlns",Blockly.utils.dom.HTML_NS);a.className="blocklyMinimalBody";var b=this.textarea_=document.createElementNS(Blockly.utils.dom.HTML_NS,"textarea");b.className="blocklyCommentTextarea";b.setAttribute("dir",this.block_.RTL?"RTL":
+"LTR");b.value=this.model_.text;this.resizeTextarea_();a.appendChild(b);this.foreignObject_.appendChild(a);this.onMouseUpWrapper_=Blockly.bindEventWithChecks_(b,"mouseup",this,this.startEdit_,!0,!0);this.onWheelWrapper_=Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});this.onChangeWrapper_=Blockly.bindEventWithChecks_(b,"change",this,function(a){this.cachedText_!=this.model_.text&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.cachedText_,
+this.model_.text))});this.onInputWrapper_=Blockly.bindEventWithChecks_(b,"input",this,function(a){this.model_.text=b.value});setTimeout(b.focus.bind(b),0);return this.foreignObject_};Blockly.Comment.prototype.updateEditable=function(){Blockly.Comment.superClass_.updateEditable.call(this);this.isVisible()&&(this.disposeBubble_(),this.createBubble_())};Blockly.Comment.prototype.onBubbleResize_=function(){this.isVisible()&&(this.model_.size=this.bubble_.getBubbleSize(),this.resizeTextarea_())};
+Blockly.Comment.prototype.resizeTextarea_=function(){var a=this.model_.size,b=2*Blockly.Bubble.BORDER_WIDTH,c=a.width-b;a=a.height-b;this.foreignObject_.setAttribute("width",c);this.foreignObject_.setAttribute("height",a);this.textarea_.style.width=c-4+"px";this.textarea_.style.height=a-4+"px"};Blockly.Comment.prototype.setVisible=function(a){a!=this.isVisible()&&(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"commentOpen",!a,a)),(this.model_.pinned=a)?this.createBubble_():this.disposeBubble_())};
+Blockly.Comment.prototype.createBubble_=function(){!this.block_.isEditable()||Blockly.utils.userAgent.IE?this.createNonEditableBubble_():this.createEditableBubble_()};Blockly.Comment.prototype.createEditableBubble_=function(){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.pathObject.svgPath,this.iconXY_,this.model_.size.width,this.model_.size.height);this.bubble_.setSvgId(this.block_.id);this.bubble_.registerResizeEvent(this.onBubbleResize_.bind(this));this.applyColour()};
+Blockly.Comment.prototype.createNonEditableBubble_=function(){Blockly.Warning.prototype.createBubble.call(this)};
+Blockly.Comment.prototype.disposeBubble_=function(){this.paragraphElement_?Blockly.Warning.prototype.disposeBubble.call(this):(this.onMouseUpWrapper_&&(Blockly.unbindEvent_(this.onMouseUpWrapper_),this.onMouseUpWrapper_=null),this.onWheelWrapper_&&(Blockly.unbindEvent_(this.onWheelWrapper_),this.onWheelWrapper_=null),this.onChangeWrapper_&&(Blockly.unbindEvent_(this.onChangeWrapper_),this.onChangeWrapper_=null),this.onInputWrapper_&&(Blockly.unbindEvent_(this.onInputWrapper_),this.onInputWrapper_=
+null),this.bubble_.dispose(),this.foreignObject_=this.textarea_=this.bubble_=null)};Blockly.Comment.prototype.startEdit_=function(a){this.bubble_.promote()&&this.textarea_.focus();this.cachedText_=this.model_.text};Blockly.Comment.prototype.getBubbleSize=function(){return this.model_.size};Blockly.Comment.prototype.setBubbleSize=function(a,b){this.bubble_?this.bubble_.setBubbleSize(a,b):(this.model_.size.width=a,this.model_.size.height=b)};
+Blockly.Comment.prototype.getText=function(){return this.model_.text||""};Blockly.Comment.prototype.setText=function(a){this.model_.text!=a&&(this.model_.text=a,this.updateText())};Blockly.Comment.prototype.updateText=function(){this.textarea_?this.textarea_.value=this.model_.text:this.paragraphElement_&&(this.paragraphElement_.firstChild.textContent=this.model_.text)};Blockly.Comment.prototype.dispose=function(){this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Css.register(".blocklyCommentTextarea {,background-color: #fef49c;,border: 0;,outline: 0;,margin: 0;,padding: 3px;,resize: none;,display: block;,overflow: hidden;,}".split(","));Blockly.FlyoutCursor=function(){Blockly.FlyoutCursor.superClass_.constructor.call(this)};Blockly.utils.object.inherits(Blockly.FlyoutCursor,Blockly.Cursor);Blockly.FlyoutCursor.prototype.onBlocklyAction=function(a){switch(a.name){case Blockly.navigation.actionNames.PREVIOUS:return this.prev(),!0;case Blockly.navigation.actionNames.NEXT:return this.next(),!0;default:return!1}};
+Blockly.FlyoutCursor.prototype.next=function(){var a=this.getCurNode();if(!a)return null;(a=a.next())&&this.setCurNode(a);return a};Blockly.FlyoutCursor.prototype.in=function(){return null};Blockly.FlyoutCursor.prototype.prev=function(){var a=this.getCurNode();if(!a)return null;(a=a.prev())&&this.setCurNode(a);return a};Blockly.FlyoutCursor.prototype.out=function(){return null};Blockly.Flyout=function(a){a.getMetrics=this.getMetrics_.bind(this);a.setMetrics=this.setMetrics_.bind(this);this.workspace_=new Blockly.WorkspaceSvg(a);this.workspace_.isFlyout=!0;this.workspace_.setVisible(this.isVisible_);this.RTL=!!a.RTL;this.toolboxPosition_=a.toolboxPosition;this.eventWrappers_=[];this.mats_=[];this.buttons_=[];this.listeners_=[];this.permanentlyDisabled_=[];this.tabWidth_=this.workspace_.getRenderer().getConstants().TAB_WIDTH};Blockly.Flyout.prototype.autoClose=!0;
+Blockly.Flyout.prototype.isVisible_=!1;Blockly.Flyout.prototype.containerVisible_=!0;Blockly.Flyout.prototype.CORNER_RADIUS=8;Blockly.Flyout.prototype.MARGIN=Blockly.Flyout.prototype.CORNER_RADIUS;Blockly.Flyout.prototype.GAP_X=3*Blockly.Flyout.prototype.MARGIN;Blockly.Flyout.prototype.GAP_Y=3*Blockly.Flyout.prototype.MARGIN;Blockly.Flyout.prototype.SCROLLBAR_PADDING=2;Blockly.Flyout.prototype.width_=0;Blockly.Flyout.prototype.height_=0;Blockly.Flyout.prototype.dragAngleRange_=70;
+Blockly.Flyout.prototype.createDom=function(a){this.svgGroup_=Blockly.utils.dom.createSvgElement(a,{"class":"blocklyFlyout",style:"display: none"},null);this.svgBackground_=Blockly.utils.dom.createSvgElement("path",{"class":"blocklyFlyoutBackground"},this.svgGroup_);this.svgGroup_.appendChild(this.workspace_.createDom());this.workspace_.getThemeManager().subscribe(this.svgBackground_,"flyoutBackgroundColour","fill");this.workspace_.getThemeManager().subscribe(this.svgBackground_,"flyoutOpacity","fill-opacity");
+this.workspace_.getMarkerManager().setCursor(new Blockly.FlyoutCursor);return this.svgGroup_};
+Blockly.Flyout.prototype.init=function(a){this.targetWorkspace_=a;this.workspace_.targetWorkspace=a;this.scrollbar_=new Blockly.Scrollbar(this.workspace_,this.horizontalLayout_,!1,"blocklyFlyoutScrollbar");this.hide();Array.prototype.push.apply(this.eventWrappers_,Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.wheel_));this.autoClose||(this.filterWrapper_=this.filterForCapacity_.bind(this),this.targetWorkspace_.addChangeListener(this.filterWrapper_));Array.prototype.push.apply(this.eventWrappers_,
+Blockly.bindEventWithChecks_(this.svgBackground_,"mousedown",this,this.onMouseDown_));this.workspace_.getGesture=this.targetWorkspace_.getGesture.bind(this.targetWorkspace_);this.workspace_.setVariableMap(this.targetWorkspace_.getVariableMap());this.workspace_.createPotentialVariableMap()};
+Blockly.Flyout.prototype.dispose=function(){this.hide();Blockly.unbindEvent_(this.eventWrappers_);this.filterWrapper_&&(this.targetWorkspace_.removeChangeListener(this.filterWrapper_),this.filterWrapper_=null);this.scrollbar_&&(this.scrollbar_.dispose(),this.scrollbar_=null);this.workspace_&&(this.workspace_.getThemeManager().unsubscribe(this.svgBackground_),this.workspace_.targetWorkspace=null,this.workspace_.dispose(),this.workspace_=null);this.svgGroup_&&(Blockly.utils.dom.removeNode(this.svgGroup_),
+this.svgGroup_=null);this.targetWorkspace_=this.svgBackground_=null};Blockly.Flyout.prototype.getWidth=function(){return this.width_};Blockly.Flyout.prototype.getHeight=function(){return this.height_};Blockly.Flyout.prototype.getWorkspace=function(){return this.workspace_};Blockly.Flyout.prototype.isVisible=function(){return this.isVisible_};Blockly.Flyout.prototype.setVisible=function(a){var b=a!=this.isVisible();this.isVisible_=a;b&&this.updateDisplay_()};
+Blockly.Flyout.prototype.setContainerVisible=function(a){var b=a!=this.containerVisible_;this.containerVisible_=a;b&&this.updateDisplay_()};Blockly.Flyout.prototype.updateDisplay_=function(){var a=this.containerVisible_?this.isVisible():!1;this.svgGroup_.style.display=a?"block":"none";this.scrollbar_.setContainerVisible(a)};
+Blockly.Flyout.prototype.positionAt_=function(a,b,c,d){this.svgGroup_.setAttribute("width",a);this.svgGroup_.setAttribute("height",b);"svg"==this.svgGroup_.tagName?Blockly.utils.dom.setCssTransform(this.svgGroup_,"translate("+c+"px,"+d+"px)"):this.svgGroup_.setAttribute("transform","translate("+c+","+d+")");this.scrollbar_&&(this.scrollbar_.setOrigin(c,d),this.scrollbar_.resize(),this.scrollbar_.setPosition_(this.scrollbar_.position_.x,this.scrollbar_.position_.y))};
+Blockly.Flyout.prototype.hide=function(){if(this.isVisible()){this.setVisible(!1);for(var a=0,b;b=this.listeners_[a];a++)Blockly.unbindEvent_(b);this.listeners_.length=0;this.reflowWrapper_&&(this.workspace_.removeChangeListener(this.reflowWrapper_),this.reflowWrapper_=null)}};
+Blockly.Flyout.prototype.show=function(a){this.workspace_.setResizesEnabled(!1);this.hide();this.clearOldBlocks_();if("string"==typeof a){a=this.workspace_.targetWorkspace.getToolboxCategoryCallback(a);if("function"!=typeof a)throw TypeError("Couldn't find a callback function when opening a toolbox category.");a=a(this.workspace_.targetWorkspace);if(!Array.isArray(a))throw TypeError("Result of toolbox category callback must be an array.");}this.setVisible(!0);var b=[],c=[];this.permanentlyDisabled_.length=
+0;for(var d=this.horizontalLayout_?this.GAP_X:this.GAP_Y,e=0,f;f=a[e];e++)if(f.tagName)switch(f.tagName.toUpperCase()){case "BLOCK":var g=Blockly.Xml.domToBlock(f,this.workspace_);g.isEnabled()||this.permanentlyDisabled_.push(g);b.push({type:"block",block:g});f=parseInt(f.getAttribute("gap"),10);c.push(isNaN(f)?d:f);break;case "SEP":f=parseInt(f.getAttribute("gap"),10);!isNaN(f)&&0<c.length?c[c.length-1]=f:c.push(d);break;case "LABEL":case "BUTTON":g="LABEL"==f.tagName.toUpperCase();if(!Blockly.FlyoutButton)throw Error("Missing require for Blockly.FlyoutButton");
+f=new Blockly.FlyoutButton(this.workspace_,this.targetWorkspace_,f,g);b.push({type:"button",button:f});c.push(d)}this.layout_(b,c);this.listeners_.push(Blockly.bindEventWithChecks_(this.svgBackground_,"mouseover",this,function(){for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++)c.removeSelect()}));this.horizontalLayout_?this.height_=0:this.width_=0;this.workspace_.setResizesEnabled(!0);this.reflow();this.filterForCapacity_();this.position();this.reflowWrapper_=this.reflow.bind(this);this.workspace_.addChangeListener(this.reflowWrapper_)};
+Blockly.Flyout.prototype.clearOldBlocks_=function(){for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++)c.workspace==this.workspace_&&c.dispose(!1,!1);for(b=0;b<this.mats_.length;b++)if(a=this.mats_[b])Blockly.Tooltip.unbindMouseEvents(a),Blockly.utils.dom.removeNode(a);for(b=this.mats_.length=0;a=this.buttons_[b];b++)a.dispose();this.buttons_.length=0;this.workspace_.getPotentialVariableMap().clear()};
+Blockly.Flyout.prototype.addBlockListeners_=function(a,b,c){this.listeners_.push(Blockly.bindEventWithChecks_(a,"mousedown",null,this.blockMouseDown_(b)));this.listeners_.push(Blockly.bindEventWithChecks_(c,"mousedown",null,this.blockMouseDown_(b)));this.listeners_.push(Blockly.bindEvent_(a,"mouseenter",b,b.addSelect));this.listeners_.push(Blockly.bindEvent_(a,"mouseleave",b,b.removeSelect));this.listeners_.push(Blockly.bindEvent_(c,"mouseenter",b,b.addSelect));this.listeners_.push(Blockly.bindEvent_(c,
+"mouseleave",b,b.removeSelect))};Blockly.Flyout.prototype.blockMouseDown_=function(a){var b=this;return function(c){var d=b.targetWorkspace_.getGesture(c);d&&(d.setStartBlock(a),d.handleFlyoutStart(c,b))}};Blockly.Flyout.prototype.onMouseDown_=function(a){var b=this.targetWorkspace_.getGesture(a);b&&b.handleFlyoutStart(a,this)};Blockly.Flyout.prototype.isBlockCreatable_=function(a){return a.isEnabled()};
+Blockly.Flyout.prototype.createBlock=function(a){var b=null;Blockly.Events.disable();var c=this.targetWorkspace_.getAllVariables();this.targetWorkspace_.setResizesEnabled(!1);try{b=this.placeNewBlock_(a),Blockly.hideChaff()}finally{Blockly.Events.enable()}a=Blockly.Variables.getAddedVariables(this.targetWorkspace_,c);if(Blockly.Events.isEnabled())for(Blockly.Events.setGroup(!0),Blockly.Events.fire(new Blockly.Events.Create(b)),c=0;c<a.length;c++)Blockly.Events.fire(new Blockly.Events.VarCreate(a[c]));
+this.autoClose?this.hide():this.filterForCapacity_();return b};Blockly.Flyout.prototype.initFlyoutButton_=function(a,b,c){var d=a.createDom();a.moveTo(b,c);a.show();this.listeners_.push(Blockly.bindEventWithChecks_(d,"mousedown",this,this.onMouseDown_));this.buttons_.push(a)};
+Blockly.Flyout.prototype.createRect_=function(a,b,c,d,e){b=Blockly.utils.dom.createSvgElement("rect",{"fill-opacity":0,x:b,y:c,height:d.height,width:d.width},null);b.tooltip=a;Blockly.Tooltip.bindMouseEvents(b);this.workspace_.getCanvas().insertBefore(b,a.getSvgRoot());a.flyoutRect_=b;return this.mats_[e]=b};
+Blockly.Flyout.prototype.moveRectToBlock_=function(a,b){var c=b.getHeightWidth();a.setAttribute("width",c.width);a.setAttribute("height",c.height);b=b.getRelativeToSurfaceXY();a.setAttribute("y",b.y);a.setAttribute("x",this.RTL?b.x-c.width:b.x)};
+Blockly.Flyout.prototype.filterForCapacity_=function(){for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++)if(-1==this.permanentlyDisabled_.indexOf(c))for(var d=this.targetWorkspace_.isCapacityAvailable(Blockly.utils.getBlockTypeCounts(c));c;)c.setEnabled(d),c=c.getNextBlock()};Blockly.Flyout.prototype.reflow=function(){this.reflowWrapper_&&this.workspace_.removeChangeListener(this.reflowWrapper_);this.reflowInternal_();this.reflowWrapper_&&this.workspace_.addChangeListener(this.reflowWrapper_)};
+Blockly.Flyout.prototype.isScrollable=function(){return this.scrollbar_?this.scrollbar_.isVisible():!1};
+Blockly.Flyout.prototype.placeNewBlock_=function(a){var b=this.targetWorkspace_;if(!a.getSvgRoot())throw Error("oldBlock is not rendered.");var c=Blockly.Xml.blockToDom(a,!0);b.setResizesEnabled(!1);c=Blockly.Xml.domToBlock(c,b);if(!c.getSvgRoot())throw Error("block is not rendered.");var d=b.getOriginOffsetInPixels(),e=this.workspace_.getOriginOffsetInPixels();a=a.getRelativeToSurfaceXY();a.scale(this.workspace_.scale);a=Blockly.utils.Coordinate.sum(e,a);d=Blockly.utils.Coordinate.difference(a,d);
+d.scale(1/b.scale);c.moveBy(d.x,d.y);return c};Blockly.Flyout.prototype.onBlocklyAction=function(a){return this.workspace_.getCursor().onBlocklyAction(a)};Blockly.HorizontalFlyout=function(a){a.getMetrics=this.getMetrics_.bind(this);a.setMetrics=this.setMetrics_.bind(this);Blockly.HorizontalFlyout.superClass_.constructor.call(this,a);this.horizontalLayout_=!0};Blockly.utils.object.inherits(Blockly.HorizontalFlyout,Blockly.Flyout);
+Blockly.HorizontalFlyout.prototype.getMetrics_=function(){if(!this.isVisible())return null;try{var a=this.workspace_.getCanvas().getBBox()}catch(e){a={height:0,y:0,width:0,x:0}}var b=this.SCROLLBAR_PADDING,c=this.SCROLLBAR_PADDING;this.toolboxPosition_==Blockly.TOOLBOX_AT_BOTTOM&&(b=0);var d=this.height_;this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP&&(d-=this.SCROLLBAR_PADDING);return{viewHeight:d,viewWidth:this.width_-2*this.SCROLLBAR_PADDING,contentHeight:(a.height+2*this.MARGIN)*this.workspace_.scale,
+contentWidth:(a.width+2*this.MARGIN)*this.workspace_.scale,viewTop:-this.workspace_.scrollY,viewLeft:-this.workspace_.scrollX,contentTop:0,contentLeft:0,absoluteTop:b,absoluteLeft:c}};Blockly.HorizontalFlyout.prototype.setMetrics_=function(a){var b=this.getMetrics_();b&&("number"==typeof a.x&&(this.workspace_.scrollX=-b.contentWidth*a.x),this.workspace_.translate(this.workspace_.scrollX+b.absoluteLeft,this.workspace_.scrollY+b.absoluteTop))};
+Blockly.HorizontalFlyout.prototype.position=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();a&&(this.width_=a.viewWidth,this.setBackgroundPath_(a.viewWidth-2*this.CORNER_RADIUS,this.height_-this.CORNER_RADIUS),this.positionAt_(this.width_,this.height_,0,this.targetWorkspace_.toolboxPosition==this.toolboxPosition_?a.toolboxHeight?this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP?a.toolboxHeight:a.viewHeight-this.height_:this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP?0:a.viewHeight:
+this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP?0:a.viewHeight+a.absoluteTop-this.height_))}};
+Blockly.HorizontalFlyout.prototype.setBackgroundPath_=function(a,b){var c=this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP,d=["M 0,"+(c?0:this.CORNER_RADIUS)];c?(d.push("h",a+2*this.CORNER_RADIUS),d.push("v",b),d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,-this.CORNER_RADIUS,this.CORNER_RADIUS),d.push("h",-a),d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,-this.CORNER_RADIUS,-this.CORNER_RADIUS)):(d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,this.CORNER_RADIUS,-this.CORNER_RADIUS),
+d.push("h",a),d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,this.CORNER_RADIUS,this.CORNER_RADIUS),d.push("v",b),d.push("h",-a-2*this.CORNER_RADIUS));d.push("z");this.svgBackground_.setAttribute("d",d.join(" "))};Blockly.HorizontalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(this.RTL?Infinity:0)};
+Blockly.HorizontalFlyout.prototype.wheel_=function(a){var b=Blockly.utils.getScrollDeltaPixels(a),c=b.x||b.y;c&&(b=this.getMetrics_(),c=b.viewLeft+c,c=Math.min(c,b.contentWidth-b.viewWidth),c=Math.max(c,0),this.scrollbar_.set(c),Blockly.WidgetDiv.hide());a.preventDefault();a.stopPropagation()};
+Blockly.HorizontalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;var c=this.MARGIN,d=c+this.tabWidth_;this.RTL&&(a=a.reverse());for(var e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(!1),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();k=f.outputConnection?this.tabWidth_:0;k=this.RTL?d+h.width:d-k;f.moveBy(k,c);k=this.createRect_(f,k,c,h,e);d+=h.width+b[e];this.addBlockListeners_(g,f,k)}else"button"==
+f.type&&(this.initFlyoutButton_(f.button,d,c),d+=f.button.width+b[e])};Blockly.HorizontalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;return a<90+b&&a>90-b||a>-90-b&&a<-90+b?!0:!1};
+Blockly.HorizontalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.top;return this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP?new Blockly.utils.Rect(-1E9,b+a.height,-1E9,1E9):new Blockly.utils.Rect(b,1E9,-1E9,1E9)};
+Blockly.HorizontalFlyout.prototype.reflowInternal_=function(){this.workspace_.scale=this.targetWorkspace_.scale;for(var a=0,b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++)a=Math.max(a,d.getHeightWidth().height);a+=1.5*this.MARGIN;a*=this.workspace_.scale;a+=Blockly.Scrollbar.scrollbarThickness;if(this.height_!=a){for(c=0;d=b[c];c++)d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d);this.height_=a;this.position()}};Blockly.VerticalFlyout=function(a){a.getMetrics=this.getMetrics_.bind(this);a.setMetrics=this.setMetrics_.bind(this);Blockly.VerticalFlyout.superClass_.constructor.call(this,a);this.horizontalLayout_=!1};Blockly.utils.object.inherits(Blockly.VerticalFlyout,Blockly.Flyout);
+Blockly.VerticalFlyout.prototype.getMetrics_=function(){if(!this.isVisible())return null;try{var a=this.workspace_.getCanvas().getBBox()}catch(e){a={height:0,y:0,width:0,x:0}}var b=this.SCROLLBAR_PADDING,c=this.height_-2*this.SCROLLBAR_PADDING,d=this.width_;this.RTL||(d-=this.SCROLLBAR_PADDING);return{viewHeight:c,viewWidth:d,contentHeight:a.height*this.workspace_.scale+2*this.MARGIN,contentWidth:a.width*this.workspace_.scale+2*this.MARGIN,viewTop:-this.workspace_.scrollY+a.y,viewLeft:-this.workspace_.scrollX,
+contentTop:a.y,contentLeft:a.x,absoluteTop:b,absoluteLeft:0}};Blockly.VerticalFlyout.prototype.setMetrics_=function(a){var b=this.getMetrics_();b&&("number"==typeof a.y&&(this.workspace_.scrollY=-b.contentHeight*a.y),this.workspace_.translate(this.workspace_.scrollX+b.absoluteLeft,this.workspace_.scrollY+b.absoluteTop))};
+Blockly.VerticalFlyout.prototype.position=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();a&&(this.height_=a.viewHeight,this.setBackgroundPath_(this.width_-this.CORNER_RADIUS,a.viewHeight-2*this.CORNER_RADIUS),this.positionAt_(this.width_,this.height_,this.targetWorkspace_.toolboxPosition==this.toolboxPosition_?a.toolboxWidth?this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT?a.toolboxWidth:a.viewWidth-this.width_:this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT?0:a.viewWidth:this.toolboxPosition_==
+Blockly.TOOLBOX_AT_LEFT?0:a.viewWidth+a.absoluteLeft-this.width_,0))}};
+Blockly.VerticalFlyout.prototype.setBackgroundPath_=function(a,b){var c=this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT,d=a+this.CORNER_RADIUS;d=["M "+(c?d:0)+",0"];d.push("h",c?-a:a);d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,c?0:1,c?-this.CORNER_RADIUS:this.CORNER_RADIUS,this.CORNER_RADIUS);d.push("v",Math.max(0,b));d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,c?0:1,c?this.CORNER_RADIUS:-this.CORNER_RADIUS,this.CORNER_RADIUS);d.push("h",c?a:-a);d.push("z");this.svgBackground_.setAttribute("d",
+d.join(" "))};Blockly.VerticalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(0)};Blockly.VerticalFlyout.prototype.wheel_=function(a){var b=Blockly.utils.getScrollDeltaPixels(a);if(b.y){var c=this.getMetrics_();b=c.viewTop-c.contentTop+b.y;b=Math.min(b,c.contentHeight-c.viewHeight);b=Math.max(b,0);this.scrollbar_.set(b);Blockly.WidgetDiv.hide()}a.preventDefault();a.stopPropagation()};
+Blockly.VerticalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;for(var c=this.MARGIN,d=this.RTL?c:c+this.tabWidth_,e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(!1),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();k=f.outputConnection?d-this.tabWidth_:d;f.moveBy(k,c);k=this.createRect_(f,this.RTL?k-h.width:k,c,h,e);this.addBlockListeners_(g,f,k);c+=h.height+b[e]}else"button"==f.type&&(this.initFlyoutButton_(f.button,
+d,c),c+=f.button.height+b[e])};Blockly.VerticalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;return a<b&&a>-b||a<-180+b||a>180-b?!0:!1};Blockly.VerticalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.left;return this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT?new Blockly.utils.Rect(-1E9,1E9,-1E9,b+a.width):new Blockly.utils.Rect(-1E9,1E9,b,1E9)};
+Blockly.VerticalFlyout.prototype.reflowInternal_=function(){this.workspace_.scale=this.targetWorkspace_.scale;for(var a=0,b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++){var e=d.getHeightWidth().width;d.outputConnection&&(e-=this.tabWidth_);a=Math.max(a,e)}for(c=0;d=this.buttons_[c];c++)a=Math.max(a,d.width);a+=1.5*this.MARGIN+this.tabWidth_;a*=this.workspace_.scale;a+=Blockly.Scrollbar.scrollbarThickness;if(this.width_!=a){for(c=0;d=b[c];c++){if(this.RTL){e=d.getRelativeToSurfaceXY().x;var f=
+a/this.workspace_.scale-this.MARGIN;d.outputConnection||(f-=this.tabWidth_);d.moveBy(f-e,0)}d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d)}if(this.RTL)for(c=0;d=this.buttons_[c];c++)b=d.getPosition().y,d.moveTo(a/this.workspace_.scale-d.width-this.MARGIN-this.tabWidth_,b);this.width_=a;this.position()}};Blockly.FlyoutButton=function(a,b,c,d){this.workspace_=a;this.targetWorkspace_=b;this.text_=c.getAttribute("text");this.position_=new Blockly.utils.Coordinate(0,0);this.isLabel_=d;this.callbackKey_=c.getAttribute("callbackKey")||c.getAttribute("callbackkey");this.cssClass_=c.getAttribute("web-class")||null;this.onMouseUpWrapper_=null};Blockly.FlyoutButton.MARGIN_X=5;Blockly.FlyoutButton.MARGIN_Y=2;Blockly.FlyoutButton.prototype.width=0;Blockly.FlyoutButton.prototype.height=0;
+Blockly.FlyoutButton.prototype.createDom=function(){var a=this.isLabel_?"blocklyFlyoutLabel":"blocklyFlyoutButton";this.cssClass_&&(a+=" "+this.cssClass_);this.svgGroup_=Blockly.utils.dom.createSvgElement("g",{"class":a},this.workspace_.getCanvas());if(!this.isLabel_)var b=Blockly.utils.dom.createSvgElement("rect",{"class":"blocklyFlyoutButtonShadow",rx:4,ry:4,x:1,y:1},this.svgGroup_);a=Blockly.utils.dom.createSvgElement("rect",{"class":this.isLabel_?"blocklyFlyoutLabelBackground":"blocklyFlyoutButtonBackground",
+rx:4,ry:4},this.svgGroup_);var c=Blockly.utils.dom.createSvgElement("text",{"class":this.isLabel_?"blocklyFlyoutLabelText":"blocklyText",x:0,y:0,"text-anchor":"middle"},this.svgGroup_),d=Blockly.utils.replaceMessageReferences(this.text_);this.workspace_.RTL&&(d+="\u200f");c.textContent=d;this.isLabel_&&(this.svgText_=c,this.workspace_.getThemeManager().subscribe(this.svgText_,"flyoutForegroundColour","fill"));var e=Blockly.utils.style.getComputedStyle(c,"fontSize"),f=Blockly.utils.style.getComputedStyle(c,
+"fontWeight"),g=Blockly.utils.style.getComputedStyle(c,"fontFamily");this.width=Blockly.utils.dom.getFastTextWidthWithSizeString(c,e,f,g);d=Blockly.utils.dom.measureFontMetrics(d,e,f,g);this.height=d.height;this.isLabel_||(this.width+=2*Blockly.FlyoutButton.MARGIN_X,this.height+=2*Blockly.FlyoutButton.MARGIN_Y,b.setAttribute("width",this.width),b.setAttribute("height",this.height));a.setAttribute("width",this.width);a.setAttribute("height",this.height);c.setAttribute("x",this.width/2);c.setAttribute("y",
+this.height/2-d.height/2+d.baseline);this.updateTransform_();this.onMouseUpWrapper_=Blockly.bindEventWithChecks_(this.svgGroup_,"mouseup",this,this.onMouseUp_);return this.svgGroup_};Blockly.FlyoutButton.prototype.show=function(){this.updateTransform_();this.svgGroup_.setAttribute("display","block")};Blockly.FlyoutButton.prototype.updateTransform_=function(){this.svgGroup_.setAttribute("transform","translate("+this.position_.x+","+this.position_.y+")")};
+Blockly.FlyoutButton.prototype.moveTo=function(a,b){this.position_.x=a;this.position_.y=b;this.updateTransform_()};Blockly.FlyoutButton.prototype.getPosition=function(){return this.position_};Blockly.FlyoutButton.prototype.getTargetWorkspace=function(){return this.targetWorkspace_};Blockly.FlyoutButton.prototype.dispose=function(){this.onMouseUpWrapper_&&Blockly.unbindEvent_(this.onMouseUpWrapper_);this.svgGroup_&&Blockly.utils.dom.removeNode(this.svgGroup_);this.svgText_&&this.workspace_.getThemeManager().unsubscribe(this.svgText_)};
+Blockly.FlyoutButton.prototype.onMouseUp_=function(a){(a=this.targetWorkspace_.getGesture(a))&&a.cancel();this.isLabel_&&this.callbackKey_?console.warn("Labels should not have callbacks. Label text: "+this.text_):this.isLabel_||this.callbackKey_&&this.targetWorkspace_.getButtonCallback(this.callbackKey_)?this.isLabel_||this.targetWorkspace_.getButtonCallback(this.callbackKey_)(this):console.warn("Buttons should have callbacks. Button text: "+this.text_)};Blockly.Css.register(".blocklyFlyoutButton {,fill: #888;,cursor: default;,},.blocklyFlyoutButtonShadow {,fill: #666;,},.blocklyFlyoutButton:hover {,fill: #aaa;,},.blocklyFlyoutLabel {,cursor: default;,},.blocklyFlyoutLabelBackground {,opacity: 0;,}".split(","));Blockly.Generator=function(a){this.name_=a;this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;Blockly.Generator.prototype.STATEMENT_SUFFIX=null;Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.COMMENT_WRAP=60;Blockly.Generator.prototype.ORDER_OVERRIDES=[];
+Blockly.Generator.prototype.workspaceToCode=function(a){a||(console.warn("No workspace specified in workspaceToCode call.  Guessing."),a=Blockly.getMainWorkspace());var b=[];this.init(a);a=a.getTopBlocks(!0);for(var c=0,d;d=a[c];c++){var e=this.blockToCode(d);Array.isArray(e)&&(e=e[0]);e&&(d.outputConnection&&(e=this.scrubNakedValue(e),this.STATEMENT_PREFIX&&!d.suppressPrefixSuffix&&(e=this.injectId(this.STATEMENT_PREFIX,d)+e),this.STATEMENT_SUFFIX&&!d.suppressPrefixSuffix&&(e+=this.injectId(this.STATEMENT_SUFFIX,
+d))),b.push(e))}b=b.join("\n");b=this.finish(b);b=b.replace(/^\s+\n/,"");b=b.replace(/\n\s+$/,"\n");return b=b.replace(/[ \t]+\n/g,"\n")};Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/(?!\n$)\n/g,"\n"+b)};Blockly.Generator.prototype.allNestedComments=function(a){var b=[];a=a.getDescendants(!0);for(var c=0;c<a.length;c++){var d=a[c].getCommentText();d&&b.push(d)}b.length&&b.push("");return b.join("\n")};
+Blockly.Generator.prototype.blockToCode=function(a,b){if(!a)return"";if(!a.isEnabled())return b?"":this.blockToCode(a.getNextBlock());var c=this[a.type];if("function"!=typeof c)throw Error('Language "'+this.name_+'" does not know how to generate  code for block type "'+a.type+'".');c=c.call(a,a);if(Array.isArray(c)){if(!a.outputConnection)throw TypeError("Expecting string from statement block: "+a.type);return[this.scrub_(a,c[0],b),c[1]]}if("string"==typeof c)return this.STATEMENT_PREFIX&&!a.suppressPrefixSuffix&&
+(c=this.injectId(this.STATEMENT_PREFIX,a)+c),this.STATEMENT_SUFFIX&&!a.suppressPrefixSuffix&&(c+=this.injectId(this.STATEMENT_SUFFIX,a)),this.scrub_(a,c,b);if(null===c)return"";throw SyntaxError("Invalid code generated: "+c);};
+Blockly.Generator.prototype.valueToCode=function(a,b,c){if(isNaN(c))throw TypeError("Expecting valid order from block: "+a.type);var d=a.getInputTargetBlock(b);if(!d)return"";b=this.blockToCode(d);if(""===b)return"";if(!Array.isArray(b))throw TypeError("Expecting tuple from value block: "+d.type);a=b[0];b=b[1];if(isNaN(b))throw TypeError("Expecting valid order from value block: "+d.type);if(!a)return"";d=!1;var e=Math.floor(c),f=Math.floor(b);if(e<=f&&(e!=f||0!=e&&99!=e))for(d=!0,e=0;e<this.ORDER_OVERRIDES.length;e++)if(this.ORDER_OVERRIDES[e][0]==
+c&&this.ORDER_OVERRIDES[e][1]==b){d=!1;break}d&&(a="("+a+")");return a};Blockly.Generator.prototype.statementToCode=function(a,b){a=a.getInputTargetBlock(b);b=this.blockToCode(a);if("string"!=typeof b)throw TypeError("Expecting code from statement block: "+(a&&a.type));b&&(b=this.prefixLines(b,this.INDENT));return b};
+Blockly.Generator.prototype.addLoopTrap=function(a,b){this.INFINITE_LOOP_TRAP&&(a=this.prefixLines(this.injectId(this.INFINITE_LOOP_TRAP,b),this.INDENT)+a);this.STATEMENT_SUFFIX&&!b.suppressPrefixSuffix&&(a=this.prefixLines(this.injectId(this.STATEMENT_SUFFIX,b),this.INDENT)+a);this.STATEMENT_PREFIX&&!b.suppressPrefixSuffix&&(a+=this.prefixLines(this.injectId(this.STATEMENT_PREFIX,b),this.INDENT));return a};
+Blockly.Generator.prototype.injectId=function(a,b){b=b.id.replace(/\$/g,"$$$$");return a.replace(/%1/g,"'"+b+"'")};Blockly.Generator.prototype.RESERVED_WORDS_="";Blockly.Generator.prototype.addReservedWords=function(a){this.RESERVED_WORDS_+=a+","};Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_="{leCUI8hutHZI4480Dc}";
+Blockly.Generator.prototype.provideFunction_=function(a,b){if(!this.definitions_[a]){var c=this.variableDB_.getDistinctName(a,Blockly.PROCEDURE_CATEGORY_NAME);this.functionNames_[a]=c;b=b.join("\n").replace(this.FUNCTION_NAME_PLACEHOLDER_REGEXP_,c);for(var d;d!=b;)d=b,b=b.replace(/^(( {2})*) {2}/gm,"$1\x00");b=b.replace(/\0/g,this.INDENT);this.definitions_[a]=b}return this.functionNames_[a]};Blockly.Generator.prototype.init=function(a){};Blockly.Generator.prototype.scrub_=function(a,b,c){return b};
+Blockly.Generator.prototype.finish=function(a){return a};Blockly.Generator.prototype.scrubNakedValue=function(a){return a};Blockly.tree={};Blockly.tree.BaseNode=function(a,b){Blockly.Component.call(this);this.content=a;this.config_=b;this.expanded_=this.selected_=!1;this.isUserCollapsible_=!0;this.depth_=-1};Blockly.utils.object.inherits(Blockly.tree.BaseNode,Blockly.Component);Blockly.tree.BaseNode.allNodes={};Blockly.tree.BaseNode.prototype.disposeInternal=function(){Blockly.tree.BaseNode.superClass_.disposeInternal.call(this);this.tree&&(this.tree=null);this.setElementInternal(null)};
+Blockly.tree.BaseNode.prototype.initAccessibility=function(){var a=this.getElement();if(a){var b=this.getLabelElement();b&&!b.id&&(b.id=this.getId()+".label");Blockly.utils.aria.setRole(a,Blockly.utils.aria.Role.TREEITEM);Blockly.utils.aria.setState(a,Blockly.utils.aria.State.SELECTED,!1);Blockly.utils.aria.setState(a,Blockly.utils.aria.State.LEVEL,this.getDepth());b&&Blockly.utils.aria.setState(a,Blockly.utils.aria.State.LABELLEDBY,b.id);(b=this.getIconElement())&&Blockly.utils.aria.setRole(b,Blockly.utils.aria.Role.PRESENTATION);
+if(b=this.getChildrenElement())if(Blockly.utils.aria.setRole(b,Blockly.utils.aria.Role.GROUP),b.hasChildNodes())for(Blockly.utils.aria.setState(a,Blockly.utils.aria.State.EXPANDED,!1),a=this.getChildCount(),b=1;b<=a;b++){var c=this.getChildAt(b-1).getElement();Blockly.utils.aria.setState(c,Blockly.utils.aria.State.SETSIZE,a);Blockly.utils.aria.setState(c,Blockly.utils.aria.State.POSINSET,b)}}};
+Blockly.tree.BaseNode.prototype.createDom=function(){var a=document.createElement("div");a.appendChild(this.toDom());this.setElementInternal(a)};Blockly.tree.BaseNode.prototype.enterDocument=function(){Blockly.tree.BaseNode.superClass_.enterDocument.call(this);Blockly.tree.BaseNode.allNodes[this.getId()]=this;this.initAccessibility()};Blockly.tree.BaseNode.prototype.exitDocument=function(){Blockly.tree.BaseNode.superClass_.exitDocument.call(this);delete Blockly.tree.BaseNode.allNodes[this.getId()]};
+Blockly.tree.BaseNode.prototype.addChildAt=function(a,b){var c=this.getChildAt(b-1),d=this.getChildAt(b);Blockly.tree.BaseNode.superClass_.addChildAt.call(this,a,b);a.previousSibling_=c;a.nextSibling_=d;c&&(c.nextSibling_=a);d&&(d.previousSibling_=a);(b=this.getTree())&&a.setTreeInternal(b);a.setDepth_(this.getDepth()+1);if(b=this.getElement())if(this.updateExpandIcon(),Blockly.utils.aria.setState(b,Blockly.utils.aria.State.EXPANDED,this.expanded_),this.expanded_){b=this.getChildrenElement();a.getElement()||
+a.createDom();var e=a.getElement(),f=d&&d.getElement();b.insertBefore(e,f);this.isInDocument()&&a.enterDocument();d||(c?c.updateExpandIcon():(Blockly.utils.style.setElementShown(b,!0),this.setExpanded(this.expanded_)))}};Blockly.tree.BaseNode.prototype.add=function(a){if(a.getParent())throw Error(Blockly.Component.Error.PARENT_UNABLE_TO_BE_SET);this.addChildAt(a,this.getChildCount())};Blockly.tree.BaseNode.prototype.getTree=function(){return null};
+Blockly.tree.BaseNode.prototype.getDepth=function(){var a=this.depth_;0>a&&(a=(a=this.getParent())?a.getDepth()+1:0,this.setDepth_(a));return a};Blockly.tree.BaseNode.prototype.setDepth_=function(a){if(a!=this.depth_){this.depth_=a;var b=this.getRowElement();if(b){var c=this.getPixelIndent_()+"px";this.rightToLeft_?b.style.paddingRight=c:b.style.paddingLeft=c}this.forEachChild(function(b){b.setDepth_(a+1)})}};Blockly.tree.BaseNode.prototype.contains=function(a){for(;a;){if(a==this)return!0;a=a.getParent()}return!1};
+Blockly.tree.BaseNode.prototype.getChildren=function(){var a=[];this.forEachChild(function(b){a.push(b)});return a};Blockly.tree.BaseNode.prototype.getPreviousSibling=function(){return this.previousSibling_};Blockly.tree.BaseNode.prototype.getNextSibling=function(){return this.nextSibling_};Blockly.tree.BaseNode.prototype.isLastSibling=function(){return!this.nextSibling_};Blockly.tree.BaseNode.prototype.isSelected=function(){return this.selected_};
+Blockly.tree.BaseNode.prototype.select=function(){var a=this.getTree();a&&a.setSelectedItem(this)};Blockly.tree.BaseNode.prototype.setSelected=function(a){if(this.selected_!=a){this.selected_=a;this.updateRow();var b=this.getElement();b&&(Blockly.utils.aria.setState(b,Blockly.utils.aria.State.SELECTED,a),a&&(a=this.getTree().getElement(),Blockly.utils.aria.setState(a,Blockly.utils.aria.State.ACTIVEDESCENDANT,this.getId())))}};
+Blockly.tree.BaseNode.prototype.setExpanded=function(a){var b=a!=this.expanded_,c;this.expanded_=a;var d=this.getTree(),e=this.getElement();if(this.hasChildren()){if(!a&&d&&this.contains(d.getSelectedItem())&&this.select(),e){if(c=this.getChildrenElement())Blockly.utils.style.setElementShown(c,a),Blockly.utils.aria.setState(e,Blockly.utils.aria.State.EXPANDED,a),a&&this.isInDocument()&&!c.hasChildNodes()&&(this.forEachChild(function(a){c.appendChild(a.toDom())}),this.forEachChild(function(a){a.enterDocument()}));
+this.updateExpandIcon()}}else(c=this.getChildrenElement())&&Blockly.utils.style.setElementShown(c,!1);e&&this.updateIcon_();b&&(a?this.doNodeExpanded():this.doNodeCollapsed())};Blockly.tree.BaseNode.prototype.doNodeExpanded=function(){};Blockly.tree.BaseNode.prototype.doNodeCollapsed=function(){};Blockly.tree.BaseNode.prototype.toggle=function(){this.setExpanded(!this.expanded_)};
+Blockly.tree.BaseNode.prototype.toDom=function(){var a=this.expanded_&&this.hasChildren(),b=document.createElement("div");b.style.backgroundPosition=this.getBackgroundPosition();a||(b.style.display="none");a&&this.forEachChild(function(a){b.appendChild(a.toDom())});a=document.createElement("div");a.id=this.getId();a.appendChild(this.getRowDom());a.appendChild(b);return a};Blockly.tree.BaseNode.prototype.getPixelIndent_=function(){return Math.max(0,(this.getDepth()-1)*this.config_.indentWidth)};
+Blockly.tree.BaseNode.prototype.getRowDom=function(){var a=document.createElement("div");a.className=this.getRowClassName();a.style["padding-"+(this.rightToLeft_?"right":"left")]=this.getPixelIndent_()+"px";a.appendChild(this.getIconDom());a.appendChild(this.getLabelDom());return a};Blockly.tree.BaseNode.prototype.getRowClassName=function(){var a="";this.isSelected()&&(a=" "+(this.config_.cssSelectedRow||""));return this.config_.cssTreeRow+a};
+Blockly.tree.BaseNode.prototype.getLabelDom=function(){var a=document.createElement("span");a.className=this.config_.cssItemLabel||"";a.textContent=this.content;return a};Blockly.tree.BaseNode.prototype.getIconDom=function(){var a=document.createElement("span");a.style.display="inline-block";a.className=this.getCalculatedIconClass();return a};Blockly.tree.BaseNode.prototype.getCalculatedIconClass=function(){throw Error("unimplemented abstract method");};
+Blockly.tree.BaseNode.prototype.getBackgroundPosition=function(){return(this.isLastSibling()?"-100":(this.getDepth()-1)*this.config_.indentWidth)+"px 0"};Blockly.tree.BaseNode.prototype.getElement=function(){var a=Blockly.tree.BaseNode.superClass_.getElement.call(this);a||(a=document.getElementById(this.getId()),this.setElementInternal(a));return a};Blockly.tree.BaseNode.prototype.getRowElement=function(){var a=this.getElement();return a?a.firstChild:null};
+Blockly.tree.BaseNode.prototype.getIconElement=function(){var a=this.getRowElement();return a?a.firstChild:null};Blockly.tree.BaseNode.prototype.getLabelElement=function(){var a=this.getRowElement();return a&&a.lastChild?a.lastChild.previousSibling:null};Blockly.tree.BaseNode.prototype.getChildrenElement=function(){var a=this.getElement();return a?a.lastChild:null};Blockly.tree.BaseNode.prototype.updateRow=function(){var a=this.getRowElement();a&&(a.className=this.getRowClassName())};
+Blockly.tree.BaseNode.prototype.updateExpandIcon=function(){var a=this.getChildrenElement();a&&(a.style.backgroundPosition=this.getBackgroundPosition())};Blockly.tree.BaseNode.prototype.updateIcon_=function(){this.getIconElement().className=this.getCalculatedIconClass()};Blockly.tree.BaseNode.prototype.onMouseDown=function(a){"expand"==a.target.getAttribute("type")&&this.hasChildren()?this.isUserCollapsible_&&this.toggle():(this.select(),this.updateRow())};
+Blockly.tree.BaseNode.prototype.onClick_=function(a){a.preventDefault()};Blockly.tree.BaseNode.prototype.onKeyDown=function(a){var b=!0;switch(a.keyCode){case Blockly.utils.KeyCodes.RIGHT:if(a.altKey)break;b=this.selectChild();break;case Blockly.utils.KeyCodes.LEFT:if(a.altKey)break;b=this.selectParent();break;case Blockly.utils.KeyCodes.DOWN:b=this.selectNext();break;case Blockly.utils.KeyCodes.UP:b=this.selectPrevious();break;default:b=!1}b&&a.preventDefault();return b};
+Blockly.tree.BaseNode.prototype.selectNext=function(){var a=this.getNextShownNode();a&&a.select();return!0};Blockly.tree.BaseNode.prototype.selectPrevious=function(){var a=this.getPreviousShownNode();a&&a.select();return!0};Blockly.tree.BaseNode.prototype.selectParent=function(){if(this.hasChildren()&&this.expanded_&&this.isUserCollapsible_)this.setExpanded(!1);else{var a=this.getParent(),b=this.getTree();a&&a!=b&&a.select()}return!0};
+Blockly.tree.BaseNode.prototype.selectChild=function(){return this.hasChildren()?(this.expanded_?this.getChildAt(0).select():this.setExpanded(!0),!0):!1};Blockly.tree.BaseNode.prototype.getLastShownDescendant=function(){return this.expanded_&&this.hasChildren()?this.getChildAt(this.getChildCount()-1).getLastShownDescendant():this};
+Blockly.tree.BaseNode.prototype.getNextShownNode=function(){if(this.hasChildren()&&this.expanded_)return this.getChildAt(0);for(var a=this,b;a!=this.getTree();){b=a.getNextSibling();if(null!=b)return b;a=a.getParent()}return null};Blockly.tree.BaseNode.prototype.getPreviousShownNode=function(){var a=this.getPreviousSibling();if(null!=a)return a.getLastShownDescendant();a=this.getParent();var b=this.getTree();return a==b||this==b?null:a};
+Blockly.tree.BaseNode.prototype.setTreeInternal=function(a){this.tree!=a&&(this.tree=a,this.forEachChild(function(b){b.setTreeInternal(a)}))};Blockly.tree.TreeNode=function(a,b,c){this.toolbox_=a;Blockly.tree.BaseNode.call(this,b,c)};Blockly.utils.object.inherits(Blockly.tree.TreeNode,Blockly.tree.BaseNode);Blockly.tree.TreeNode.prototype.getTree=function(){if(this.tree)return this.tree;var a=this.getParent();return a&&(a=a.getTree())?(this.setTreeInternal(a),a):null};
+Blockly.tree.TreeNode.prototype.getCalculatedIconClass=function(){var a=this.expanded_;if(a&&this.expandedIconClass)return this.expandedIconClass;var b=this.iconClass;if(!a&&b)return b;b=this.config_;if(this.hasChildren()){if(a&&b.cssExpandedFolderIcon)return b.cssTreeIcon+" "+b.cssExpandedFolderIcon;if(!a&&b.cssCollapsedFolderIcon)return b.cssTreeIcon+" "+b.cssCollapsedFolderIcon}else if(b.cssFileIcon)return b.cssTreeIcon+" "+b.cssFileIcon;return""};
+Blockly.tree.TreeNode.prototype.onClick_=function(a){this.hasChildren()&&this.isUserCollapsible_?(this.toggle(),this.select()):this.isSelected()?this.getTree().setSelectedItem(null):this.select();this.updateRow()};Blockly.tree.TreeNode.prototype.onMouseDown=function(a){};
+Blockly.tree.TreeNode.prototype.onKeyDown=function(a){if(this.tree.toolbox_.horizontalLayout_){var b={},c=Blockly.utils.KeyCodes.DOWN,d=Blockly.utils.KeyCodes.UP;b[Blockly.utils.KeyCodes.RIGHT]=this.rightToLeft_?d:c;b[Blockly.utils.KeyCodes.LEFT]=this.rightToLeft_?c:d;b[Blockly.utils.KeyCodes.UP]=Blockly.utils.KeyCodes.LEFT;b[Blockly.utils.KeyCodes.DOWN]=Blockly.utils.KeyCodes.RIGHT;Object.defineProperties(a,{keyCode:{value:b[a.keyCode]||a.keyCode}})}return Blockly.tree.TreeNode.superClass_.onKeyDown.call(this,
+a)};Blockly.tree.TreeNode.prototype.onSizeChanged=function(a){this.onSizeChanged_=a};Blockly.tree.TreeNode.prototype.resizeToolbox_=function(){this.onSizeChanged_&&this.onSizeChanged_.call(this.toolbox_)};Blockly.tree.TreeNode.prototype.doNodeExpanded=Blockly.tree.TreeNode.prototype.resizeToolbox_;Blockly.tree.TreeNode.prototype.doNodeCollapsed=Blockly.tree.TreeNode.prototype.resizeToolbox_;Blockly.tree.TreeControl=function(a,b){this.toolbox_=a;this.onKeydownWrapper_=this.onClickWrapper_=this.onBlurWrapper_=this.onFocusWrapper_=null;Blockly.tree.BaseNode.call(this,"",b);this.selected_=this.expanded_=!0;this.selectedItem_=this};Blockly.utils.object.inherits(Blockly.tree.TreeControl,Blockly.tree.BaseNode);Blockly.tree.TreeControl.prototype.getTree=function(){return this};Blockly.tree.TreeControl.prototype.getToolbox=function(){return this.toolbox_};
+Blockly.tree.TreeControl.prototype.getDepth=function(){return 0};Blockly.tree.TreeControl.prototype.handleFocus_=function(a){this.focused_=!0;a=this.getElement();Blockly.utils.dom.addClass(a,"focused");this.selectedItem_&&this.selectedItem_.select()};Blockly.tree.TreeControl.prototype.handleBlur_=function(a){this.focused_=!1;a=this.getElement();Blockly.utils.dom.removeClass(a,"focused")};Blockly.tree.TreeControl.prototype.hasFocus=function(){return this.focused_};
+Blockly.tree.TreeControl.prototype.setExpanded=function(a){this.expanded_=a};Blockly.tree.TreeControl.prototype.getIconElement=function(){var a=this.getRowElement();return a?a.firstChild:null};Blockly.tree.TreeControl.prototype.updateExpandIcon=function(){};Blockly.tree.TreeControl.prototype.getRowClassName=function(){return Blockly.tree.TreeControl.superClass_.getRowClassName.call(this)+" "+this.config_.cssHideRoot};
+Blockly.tree.TreeControl.prototype.getCalculatedIconClass=function(){var a=this.expanded_;if(a&&this.expandedIconClass)return this.expandedIconClass;var b=this.iconClass;return!a&&b?b:a&&this.config_.cssExpandedRootIcon?this.config_.cssTreeIcon+" "+this.config_.cssExpandedRootIcon:""};
+Blockly.tree.TreeControl.prototype.setSelectedItem=function(a){if(a!=this.selectedItem_&&(!this.onBeforeSelected_||this.onBeforeSelected_.call(this.toolbox_,a))){var b=this.getSelectedItem();this.selectedItem_&&this.selectedItem_.setSelected(!1);(this.selectedItem_=a)&&a.setSelected(!0);this.onAfterSelected_&&this.onAfterSelected_.call(this.toolbox_,b,a)}};Blockly.tree.TreeControl.prototype.onBeforeSelected=function(a){this.onBeforeSelected_=a};
+Blockly.tree.TreeControl.prototype.onAfterSelected=function(a){this.onAfterSelected_=a};Blockly.tree.TreeControl.prototype.getSelectedItem=function(){return this.selectedItem_};Blockly.tree.TreeControl.prototype.initAccessibility=function(){Blockly.tree.TreeControl.superClass_.initAccessibility.call(this);var a=this.getElement();Blockly.utils.aria.setRole(a,Blockly.utils.aria.Role.TREE);Blockly.utils.aria.setState(a,Blockly.utils.aria.State.LABELLEDBY,this.getLabelElement().id)};
+Blockly.tree.TreeControl.prototype.enterDocument=function(){Blockly.tree.TreeControl.superClass_.enterDocument.call(this);var a=this.getElement();a.className=this.config_.cssRoot;a.setAttribute("hideFocus","true");this.attachEvents_();this.initAccessibility()};Blockly.tree.TreeControl.prototype.exitDocument=function(){Blockly.tree.TreeControl.superClass_.exitDocument.call(this);this.detachEvents_()};
+Blockly.tree.TreeControl.prototype.attachEvents_=function(){var a=this.getElement();a.tabIndex=0;this.onFocusWrapper_=Blockly.bindEvent_(a,"focus",this,this.handleFocus_);this.onBlurWrapper_=Blockly.bindEvent_(a,"blur",this,this.handleBlur_);this.onClickWrapper_=Blockly.bindEventWithChecks_(a,"click",this,this.handleMouseEvent_);this.onKeydownWrapper_=Blockly.bindEvent_(a,"keydown",this,this.handleKeyEvent_)};
+Blockly.tree.TreeControl.prototype.detachEvents_=function(){this.onFocusWrapper_&&(Blockly.unbindEvent_(this.onFocusWrapper_),this.onFocusWrapper_=null);this.onBlurWrapper_&&(Blockly.unbindEvent_(this.onBlurWrapper_),this.onBlurWrapper_=null);this.onClickWrapper_&&(Blockly.unbindEvent_(this.onClickWrapper_),this.onClickWrapper_=null);this.onKeydownWrapper_&&(Blockly.unbindEvent_(this.onKeydownWrapper_),this.onKeydownWrapper_=null)};
+Blockly.tree.TreeControl.prototype.handleMouseEvent_=function(a){var b=this.getNodeFromEvent_(a);if(b)switch(a.type){case "mousedown":b.onMouseDown(a);break;case "click":b.onClick_(a)}};Blockly.tree.TreeControl.prototype.handleKeyEvent_=function(a){var b=!1;if(b=this.selectedItem_&&this.selectedItem_.onKeyDown(a)||b)Blockly.utils.style.scrollIntoContainerView(this.selectedItem_.getElement(),this.getElement().parentNode),a.preventDefault();return b};
+Blockly.tree.TreeControl.prototype.getNodeFromEvent_=function(a){for(var b=a.target;null!=b;){if(a=Blockly.tree.BaseNode.allNodes[b.id])return a;if(b==this.getElement())break;if(b.getAttribute("role")==Blockly.utils.aria.Role.GROUP)break;b=b.parentNode}return null};Blockly.tree.TreeControl.prototype.createNode=function(a){return new Blockly.tree.TreeNode(this.toolbox_,a||"",this.config_)};Blockly.Toolbox=function(a){this.workspace_=a;this.RTL=a.options.RTL;this.horizontalLayout_=a.options.horizontalLayout;this.toolboxPosition=a.options.toolboxPosition;this.config_={indentWidth:19,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};this.treeSeparatorConfig_={cssTreeRow:"blocklyTreeSeparator"};
+this.horizontalLayout_&&(this.config_.cssTreeRow+=a.RTL?" blocklyHorizontalTreeRtl":" blocklyHorizontalTree",this.treeSeparatorConfig_.cssTreeRow="blocklyTreeSeparatorHorizontal "+(a.RTL?"blocklyHorizontalTreeRtl":"blocklyHorizontalTree"),this.config_.cssTreeIcon="");this.flyout_=null};Blockly.Toolbox.prototype.width=0;Blockly.Toolbox.prototype.height=0;Blockly.Toolbox.prototype.selectedOption_=null;Blockly.Toolbox.prototype.lastCategory_=null;
+Blockly.Toolbox.prototype.init=function(){var a=this.workspace_,b=this.workspace_.getParentSvg();this.HtmlDiv=document.createElement("div");this.HtmlDiv.className="blocklyToolboxDiv blocklyNonSelectable";this.HtmlDiv.setAttribute("dir",a.RTL?"RTL":"LTR");b.parentNode.insertBefore(this.HtmlDiv,b);var c=a.getThemeManager();c.subscribe(this.HtmlDiv,"toolboxBackgroundColour","background-color");c.subscribe(this.HtmlDiv,"toolboxForegroundColour","color");Blockly.bindEventWithChecks_(this.HtmlDiv,"mousedown",
+this,function(a){Blockly.utils.isRightButton(a)||a.target==this.HtmlDiv?Blockly.hideChaff(!1):Blockly.hideChaff(!0);Blockly.Touch.clearTouchIdentifier()},!1,!0);c=new Blockly.Options({parentWorkspace:a,rtl:a.RTL,oneBasedIndex:a.options.oneBasedIndex,horizontalLayout:a.horizontalLayout,renderer:a.options.renderer,rendererOverrides:a.options.rendererOverrides});c.toolboxPosition=a.options.toolboxPosition;if(a.horizontalLayout){if(!Blockly.HorizontalFlyout)throw Error("Missing require for Blockly.HorizontalFlyout");
+this.flyout_=new Blockly.HorizontalFlyout(c)}else{if(!Blockly.VerticalFlyout)throw Error("Missing require for Blockly.VerticalFlyout");this.flyout_=new Blockly.VerticalFlyout(c)}if(!this.flyout_)throw Error("One of Blockly.VerticalFlyout or Blockly.Horizontal must berequired.");Blockly.utils.dom.insertAfter(this.flyout_.createDom("svg"),b);this.flyout_.init(a);this.config_.cleardotPath=a.options.pathToMedia+"1x1.gif";this.config_.cssCollapsedFolderIcon="blocklyTreeIconClosed"+(a.RTL?"Rtl":"Ltr");
+this.renderTree(a.options.languageTree)};
+Blockly.Toolbox.prototype.renderTree=function(a){this.tree_&&(this.tree_.dispose(),this.lastCategory_=null);var b=new Blockly.tree.TreeControl(this,this.config_);this.tree_=b;b.setSelectedItem(null);b.onBeforeSelected(this.handleBeforeTreeSelected_);b.onAfterSelected(this.handleAfterTreeSelected_);var c=null;if(a){this.tree_.blocks=[];this.hasColours_=!1;c=this.syncTrees_(a,this.tree_,this.workspace_.options.pathToMedia);if(this.tree_.blocks.length)throw Error("Toolbox cannot have both blocks and categories in the root level.");this.workspace_.resizeContents()}b.render(this.HtmlDiv);
+c&&b.setSelectedItem(c);this.addColour_();this.position();this.horizontalLayout_&&Blockly.utils.aria.setState(this.tree_.getElement(),Blockly.utils.aria.State.ORIENTATION,"horizontal")};Blockly.Toolbox.prototype.handleBeforeTreeSelected_=function(a){if(a==this.tree_)return!1;this.lastCategory_&&(this.lastCategory_.getRowElement().style.backgroundColor="");if(a){var b=a.hexColour||"#57e";a.getRowElement().style.backgroundColor=b;this.addColour_(a)}return!0};
+Blockly.Toolbox.prototype.handleAfterTreeSelected_=function(a,b){b&&b.blocks&&b.blocks.length?(this.flyout_.show(b.blocks),this.lastCategory_!=b&&this.flyout_.scrollToStart(),this.workspace_.keyboardAccessibilityMode&&Blockly.navigation.setState(Blockly.navigation.STATE_TOOLBOX)):(this.flyout_.hide(),!this.workspace_.keyboardAccessibilityMode||b instanceof Blockly.Toolbox.TreeSeparator||Blockly.navigation.setState(Blockly.navigation.STATE_WS));a!=b&&a!=this&&(a=new Blockly.Events.Ui(null,"category",
+a&&a.content,b&&b.content),a.workspaceId=this.workspace_.id,Blockly.Events.fire(a));b&&(this.lastCategory_=b)};Blockly.Toolbox.prototype.handleNodeSizeChanged_=function(){Blockly.svgResize(this.workspace_)};
+Blockly.Toolbox.prototype.onBlocklyAction=function(a){var b=this.tree_.getSelectedItem();if(!b)return!1;switch(a.name){case Blockly.navigation.actionNames.PREVIOUS:return b.selectPrevious();case Blockly.navigation.actionNames.OUT:return b.selectParent();case Blockly.navigation.actionNames.NEXT:return b.selectNext();case Blockly.navigation.actionNames.IN:return b.selectChild();default:return!1}};
+Blockly.Toolbox.prototype.dispose=function(){this.flyout_.dispose();this.tree_.dispose();this.workspace_.getThemeManager().unsubscribe(this.HtmlDiv);Blockly.utils.dom.removeNode(this.HtmlDiv);this.lastCategory_=null};Blockly.Toolbox.prototype.getWidth=function(){return this.width};Blockly.Toolbox.prototype.getHeight=function(){return this.height};Blockly.Toolbox.prototype.getFlyout=function(){return this.flyout_};
+Blockly.Toolbox.prototype.position=function(){var a=this.HtmlDiv;if(a){var b=Blockly.svgSize(this.workspace_.getParentSvg());this.horizontalLayout_?(a.style.left="0",a.style.height="auto",a.style.width=b.width+"px",this.height=a.offsetHeight,this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?a.style.top="0":a.style.bottom="0"):(this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT?a.style.right="0":a.style.left="0",a.style.height=b.height+"px",this.width=a.offsetWidth);this.flyout_.position()}};
+Blockly.Toolbox.prototype.syncTrees_=function(a,b,c){for(var d=null,e=null,f=0,g;g=a.childNodes[f];f++)if(g.tagName)switch(g.tagName.toUpperCase()){case "CATEGORY":e=Blockly.utils.replaceMessageReferences(g.getAttribute("name"));var h=this.tree_.createNode(e);h.onSizeChanged(this.handleNodeSizeChanged_);h.blocks=[];b.add(h);var k=g.getAttribute("custom");k?h.blocks=k:(k=this.syncTrees_(g,h,c))&&(d=k);k=g.getAttribute("categorystyle");var l=g.getAttribute("colour");l&&k?(h.hexColour="",console.warn('Toolbox category "'+
+e+'" can not have both a style and a colour')):k?this.setColourFromStyle_(k,h,e):this.setColour_(l,h,e);"true"==g.getAttribute("expanded")?(h.blocks.length&&(d=h),h.setExpanded(!0)):h.setExpanded(!1);e=g;break;case "SEP":if(e&&"CATEGORY"==e.tagName.toUpperCase()){b.add(new Blockly.Toolbox.TreeSeparator(this.treeSeparatorConfig_));break}case "BLOCK":case "SHADOW":case "LABEL":case "BUTTON":b.blocks.push(g),e=g}return d};
+Blockly.Toolbox.prototype.setColour_=function(a,b,c){a=Blockly.utils.replaceMessageReferences(a);if(null===a||""===a)b.hexColour="";else{var d=Number(a);isNaN(d)?(d=Blockly.utils.colour.parse(a))?(b.hexColour=d,this.hasColours_=!0):(b.hexColour="",console.warn('Toolbox category "'+c+'" has unrecognized colour attribute: '+a)):(b.hexColour=Blockly.hueToHex(d),this.hasColours_=!0)}};
+Blockly.Toolbox.prototype.setColourFromStyle_=function(a,b,c){b.styleName=a;var d=this.workspace_.getTheme();a&&d&&((d=d.categoryStyles[a])&&d.colour?this.setColour_(d.colour,b,c):console.warn('Style "'+a+'" must exist and contain a colour value'))};Blockly.Toolbox.prototype.updateColourFromTheme_=function(a){if(a=a||this.tree_){a=a.getChildren(!1);for(var b=0,c;c=a[b];b++)c.styleName&&(this.setColourFromStyle_(c.styleName,c,""),this.addColour_()),this.updateColourFromTheme_(c)}};
+Blockly.Toolbox.prototype.updateColourFromTheme=function(){var a=this.tree_;a&&(this.updateColourFromTheme_(a),this.updateSelectedItemColour_(a))};Blockly.Toolbox.prototype.updateSelectedItemColour_=function(a){if(a=a.getSelectedItem()){var b=a.hexColour||"#57e";a.getRowElement().style.backgroundColor=b;this.addColour_(a)}};
+Blockly.Toolbox.prototype.addColour_=function(a){a=(a||this.tree_).getChildren(!1);for(var b=0,c;c=a[b];b++){var d=c.getRowElement();if(d){var e=this.hasColours_?"8px solid "+(c.hexColour||"#ddd"):"none";this.workspace_.RTL?d.style.borderRight=e:d.style.borderLeft=e}this.addColour_(c)}};Blockly.Toolbox.prototype.clearSelection=function(){this.tree_.setSelectedItem(null)};Blockly.Toolbox.prototype.addStyle=function(a){Blockly.utils.dom.addClass(this.HtmlDiv,a)};
+Blockly.Toolbox.prototype.removeStyle=function(a){Blockly.utils.dom.removeClass(this.HtmlDiv,a)};
+Blockly.Toolbox.prototype.getClientRect=function(){if(!this.HtmlDiv)return null;var a=this.HtmlDiv.getBoundingClientRect(),b=a.top,c=b+a.height,d=a.left;a=d+a.width;return this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?new Blockly.utils.Rect(-1E7,c,-1E7,1E7):this.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM?new Blockly.utils.Rect(b,1E7,-1E7,1E7):this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT?new Blockly.utils.Rect(-1E7,1E7,-1E7,a):new Blockly.utils.Rect(-1E7,1E7,d,1E7)};
+Blockly.Toolbox.prototype.refreshSelection=function(){var a=this.tree_.getSelectedItem();a&&a.blocks&&this.flyout_.show(a.blocks)};Blockly.Toolbox.prototype.selectFirstCategory=function(){this.tree_.getSelectedItem()||this.tree_.selectChild()};Blockly.Toolbox.TreeSeparator=function(a){Blockly.tree.TreeNode.call(this,null,"",a)};Blockly.utils.object.inherits(Blockly.Toolbox.TreeSeparator,Blockly.tree.TreeNode);
+Blockly.Css.register([".blocklyToolboxDelete {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyToolboxGrab {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","}",".blocklyToolboxDiv {","background-color: #ddd;","overflow-x: visible;","overflow-y: auto;","position: absolute;","z-index: 70;","-webkit-tap-highlight-color: transparent;","}",".blocklyTreeRoot {","padding: 4px 0;","}",".blocklyTreeRoot:focus {","outline: none;","}",".blocklyTreeRow {",
+"height: 22px;","line-height: 22px;","margin-bottom: 3px;","padding-right: 8px;","white-space: nowrap;","}",".blocklyHorizontalTree {","float: left;","margin: 1px 5px 8px 0;","}",".blocklyHorizontalTreeRtl {","float: right;","margin: 1px 0 8px 5px;","}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',"margin-left: 8px;","}",".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: rgba(255, 255, 255, 0.2);","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;",
+"margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {","border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;","margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;","}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;","}",".blocklyTreeIconClosedRtl {","background-position: 0 -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {",
+"background-position: -32px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0 -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {","background-position: -48px -1px;","}",".blocklyTreeLabel {","cursor: default;","font-family: sans-serif;","font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",
+'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}"]);Blockly.Trashcan=function(a){this.workspace_=a;this.contents_=[];this.flyout=null;if(!(0>=this.workspace_.options.maxTrashcanContents)){a=new Blockly.Options({scrollbars:!0,parentWorkspace:this.workspace_,rtl:this.workspace_.RTL,oneBasedIndex:this.workspace_.options.oneBasedIndex,renderer:this.workspace_.options.renderer,rendererOverrides:this.workspace_.options.rendererOverrides});if(this.workspace_.horizontalLayout){a.toolboxPosition=this.workspace_.toolboxPosition==Blockly.TOOLBOX_AT_TOP?Blockly.TOOLBOX_AT_BOTTOM:
+Blockly.TOOLBOX_AT_TOP;if(!Blockly.HorizontalFlyout)throw Error("Missing require for Blockly.HorizontalFlyout");this.flyout=new Blockly.HorizontalFlyout(a)}else{a.toolboxPosition=this.workspace_.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT?Blockly.TOOLBOX_AT_LEFT:Blockly.TOOLBOX_AT_RIGHT;if(!Blockly.VerticalFlyout)throw Error("Missing require for Blockly.VerticalFlyout");this.flyout=new Blockly.VerticalFlyout(a)}this.workspace_.addChangeListener(this.onDelete_.bind(this))}};
+Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=44;Blockly.Trashcan.prototype.LID_HEIGHT_=16;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=20;Blockly.Trashcan.prototype.MARGIN_SIDE_=20;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=10;Blockly.Trashcan.prototype.SPRITE_LEFT_=0;Blockly.Trashcan.prototype.SPRITE_TOP_=32;Blockly.Trashcan.prototype.HAS_BLOCKS_LID_ANGLE_=.1;Blockly.Trashcan.ANIMATION_LENGTH_=80;Blockly.Trashcan.ANIMATION_FRAMES_=4;Blockly.Trashcan.OPACITY_MIN_=.4;
+Blockly.Trashcan.OPACITY_MAX_=.8;Blockly.Trashcan.MAX_LID_ANGLE_=45;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.minOpenness_=0;Blockly.Trashcan.prototype.svgGroup_=null;Blockly.Trashcan.prototype.svgLid_=null;Blockly.Trashcan.prototype.lidTask_=0;Blockly.Trashcan.prototype.lidOpen_=0;Blockly.Trashcan.prototype.left_=0;Blockly.Trashcan.prototype.top_=0;
+Blockly.Trashcan.prototype.createDom=function(){this.svgGroup_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyTrash"},null);var a=String(Math.random()).substring(2);var b=Blockly.utils.dom.createSvgElement("clipPath",{id:"blocklyTrashBodyClipPath"+a},this.svgGroup_);Blockly.utils.dom.createSvgElement("rect",{width:this.WIDTH_,height:this.BODY_HEIGHT_,y:this.LID_HEIGHT_},b);var c=Blockly.utils.dom.createSvgElement("image",{width:Blockly.SPRITE.width,x:-this.SPRITE_LEFT_,height:Blockly.SPRITE.height,
+y:-this.SPRITE_TOP_,"clip-path":"url(#blocklyTrashBodyClipPath"+a+")"},this.svgGroup_);c.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",this.workspace_.options.pathToMedia+Blockly.SPRITE.url);b=Blockly.utils.dom.createSvgElement("clipPath",{id:"blocklyTrashLidClipPath"+a},this.svgGroup_);Blockly.utils.dom.createSvgElement("rect",{width:this.WIDTH_,height:this.LID_HEIGHT_},b);this.svgLid_=Blockly.utils.dom.createSvgElement("image",{width:Blockly.SPRITE.width,x:-this.SPRITE_LEFT_,height:Blockly.SPRITE.height,
+y:-this.SPRITE_TOP_,"clip-path":"url(#blocklyTrashLidClipPath"+a+")"},this.svgGroup_);this.svgLid_.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",this.workspace_.options.pathToMedia+Blockly.SPRITE.url);Blockly.bindEventWithChecks_(this.svgGroup_,"mouseup",this,this.click);Blockly.bindEvent_(c,"mouseover",this,this.mouseOver_);Blockly.bindEvent_(c,"mouseout",this,this.mouseOut_);this.animateLid_();return this.svgGroup_};
+Blockly.Trashcan.prototype.init=function(a){0<this.workspace_.options.maxTrashcanContents&&(Blockly.utils.dom.insertAfter(this.flyout.createDom("svg"),this.workspace_.getParentSvg()),this.flyout.init(this.workspace_));this.verticalSpacing_=this.MARGIN_BOTTOM_+a;this.setOpen(!1);return this.verticalSpacing_+this.BODY_HEIGHT_+this.LID_HEIGHT_};
+Blockly.Trashcan.prototype.dispose=function(){this.svgGroup_&&(Blockly.utils.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.workspace_=this.svgLid_=null;clearTimeout(this.lidTask_)};Blockly.Trashcan.prototype.contentsIsOpen=function(){return this.flyout.isVisible()};Blockly.Trashcan.prototype.emptyContents=function(){this.contents_.length&&(this.contents_.length=0,this.setMinOpenness_(0),this.contentsIsOpen()&&this.flyout.hide())};
+Blockly.Trashcan.prototype.position=function(){if(this.verticalSpacing_){var a=this.workspace_.getMetrics();a&&(this.left_=a.toolboxPosition==Blockly.TOOLBOX_AT_LEFT||this.workspace_.horizontalLayout&&!this.workspace_.RTL?a.viewWidth+a.absoluteLeft-this.WIDTH_-this.MARGIN_SIDE_-Blockly.Scrollbar.scrollbarThickness:this.MARGIN_SIDE_+Blockly.Scrollbar.scrollbarThickness,this.top_=a.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM?this.verticalSpacing_:a.viewHeight+a.absoluteTop-(this.BODY_HEIGHT_+this.LID_HEIGHT_)-
+this.verticalSpacing_,this.svgGroup_.setAttribute("transform","translate("+this.left_+","+this.top_+")"))}};Blockly.Trashcan.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.top+this.SPRITE_TOP_-this.MARGIN_HOTSPOT_;a=a.left+this.SPRITE_LEFT_-this.MARGIN_HOTSPOT_;return new Blockly.utils.Rect(b,b+this.LID_HEIGHT_+this.BODY_HEIGHT_+2*this.MARGIN_HOTSPOT_,a,a+this.WIDTH_+2*this.MARGIN_HOTSPOT_)};
+Blockly.Trashcan.prototype.setOpen=function(a){this.isOpen!=a&&(clearTimeout(this.lidTask_),this.isOpen=a,this.animateLid_())};
+Blockly.Trashcan.prototype.animateLid_=function(){var a=Blockly.Trashcan.ANIMATION_FRAMES_,b=1/(a+1);this.lidOpen_+=this.isOpen?b:-b;this.lidOpen_=Math.min(Math.max(this.lidOpen_,this.minOpenness_),1);this.setLidAngle_(this.lidOpen_*Blockly.Trashcan.MAX_LID_ANGLE_);b=Blockly.Trashcan.OPACITY_MIN_;this.svgGroup_.style.opacity=b+this.lidOpen_*(Blockly.Trashcan.OPACITY_MAX_-b);this.lidOpen_>this.minOpenness_&&1>this.lidOpen_&&(this.lidTask_=setTimeout(this.animateLid_.bind(this),Blockly.Trashcan.ANIMATION_LENGTH_/
+a))};Blockly.Trashcan.prototype.setLidAngle_=function(a){var b=this.workspace_.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT||this.workspace_.horizontalLayout&&this.workspace_.RTL;this.svgLid_.setAttribute("transform","rotate("+(b?-a:a)+","+(b?4:this.WIDTH_-4)+","+(this.LID_HEIGHT_-2)+")")};Blockly.Trashcan.prototype.setMinOpenness_=function(a){this.minOpenness_=a;this.isOpen||this.setLidAngle_(a*Blockly.Trashcan.MAX_LID_ANGLE_)};Blockly.Trashcan.prototype.close=function(){this.setOpen(!1)};
+Blockly.Trashcan.prototype.click=function(){if(this.contents_.length){for(var a=[],b=0,c;c=this.contents_[b];b++)a[b]=Blockly.Xml.textToDom(c);this.flyout.show(a)}};Blockly.Trashcan.prototype.mouseOver_=function(){this.contents_.length&&this.setOpen(!0)};Blockly.Trashcan.prototype.mouseOut_=function(){this.setOpen(!1)};
+Blockly.Trashcan.prototype.onDelete_=function(a){if(!(0>=this.workspace_.options.maxTrashcanContents)&&a.type==Blockly.Events.BLOCK_DELETE&&"shadow"!=a.oldXml.tagName.toLowerCase()&&(a=this.cleanBlockXML_(a.oldXml),-1==this.contents_.indexOf(a))){for(this.contents_.unshift(a);this.contents_.length>this.workspace_.options.maxTrashcanContents;)this.contents_.pop();this.setMinOpenness_(this.HAS_BLOCKS_LID_ANGLE_)}};
+Blockly.Trashcan.prototype.cleanBlockXML_=function(a){for(var b=a=a.cloneNode(!0);b;){b.removeAttribute&&(b.removeAttribute("x"),b.removeAttribute("y"),b.removeAttribute("id"),b.removeAttribute("disabled"),"comment"==b.nodeName&&(b.removeAttribute("h"),b.removeAttribute("w"),b.removeAttribute("pinned")));var c=b.firstChild||b.nextSibling;if(!c)for(c=b.parentNode;c;){if(c.nextSibling){c=c.nextSibling;break}c=c.parentNode}b=c}return Blockly.Xml.domToText(a)};Blockly.VariablesDynamic={};Blockly.VariablesDynamic.onCreateVariableButtonClick_String=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),void 0,"String")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Number=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),void 0,"Number")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),void 0,"Colour")};
+Blockly.VariablesDynamic.flyoutCategory=function(a){var b=[],c=document.createElement("button");c.setAttribute("text",Blockly.Msg.NEW_STRING_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_STRING");b.push(c);c=document.createElement("button");c.setAttribute("text",Blockly.Msg.NEW_NUMBER_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_NUMBER");b.push(c);c=document.createElement("button");c.setAttribute("text",Blockly.Msg.NEW_COLOUR_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_COLOUR");
+b.push(c);a.registerButtonCallback("CREATE_VARIABLE_STRING",Blockly.VariablesDynamic.onCreateVariableButtonClick_String);a.registerButtonCallback("CREATE_VARIABLE_NUMBER",Blockly.VariablesDynamic.onCreateVariableButtonClick_Number);a.registerButtonCallback("CREATE_VARIABLE_COLOUR",Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour);a=Blockly.VariablesDynamic.flyoutCategoryBlocks(a);return b=b.concat(a)};
+Blockly.VariablesDynamic.flyoutCategoryBlocks=function(a){a=a.getAllVariables();var b=[];if(0<a.length){if(Blockly.Blocks.variables_set_dynamic){var c=a[a.length-1],d=Blockly.utils.xml.createElement("block");d.setAttribute("type","variables_set_dynamic");d.setAttribute("gap",24);d.appendChild(Blockly.Variables.generateVariableFieldDom(c));b.push(d)}if(Blockly.Blocks.variables_get_dynamic){a.sort(Blockly.VariableModel.compareByName);c=0;for(var e;e=a[c];c++)d=Blockly.utils.xml.createElement("block"),
+d.setAttribute("type","variables_get_dynamic"),d.setAttribute("gap",8),d.appendChild(Blockly.Variables.generateVariableFieldDom(e)),b.push(d)}}return b};Blockly.ZoomControls=function(a){this.workspace_=a};Blockly.ZoomControls.prototype.WIDTH_=32;Blockly.ZoomControls.prototype.HEIGHT_=110;Blockly.ZoomControls.prototype.MARGIN_BOTTOM_=20;Blockly.ZoomControls.prototype.MARGIN_SIDE_=20;Blockly.ZoomControls.prototype.svgGroup_=null;Blockly.ZoomControls.prototype.left_=0;Blockly.ZoomControls.prototype.top_=0;
+Blockly.ZoomControls.prototype.createDom=function(){this.svgGroup_=Blockly.utils.dom.createSvgElement("g",{},null);var a=String(Math.random()).substring(2);this.createZoomOutSvg_(a);this.createZoomInSvg_(a);this.workspace_.isMovable()&&this.createZoomResetSvg_(a);return this.svgGroup_};Blockly.ZoomControls.prototype.init=function(a){this.verticalSpacing_=this.MARGIN_BOTTOM_+a;return this.verticalSpacing_+this.HEIGHT_};Blockly.ZoomControls.prototype.dispose=function(){this.svgGroup_&&Blockly.utils.dom.removeNode(this.svgGroup_)};
+Blockly.ZoomControls.prototype.position=function(){if(this.verticalSpacing_){var a=this.workspace_.getMetrics();a&&(this.left_=a.toolboxPosition==Blockly.TOOLBOX_AT_LEFT||this.workspace_.horizontalLayout&&!this.workspace_.RTL?a.viewWidth+a.absoluteLeft-this.WIDTH_-this.MARGIN_SIDE_-Blockly.Scrollbar.scrollbarThickness:this.MARGIN_SIDE_+Blockly.Scrollbar.scrollbarThickness,a.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM?(this.top_=this.verticalSpacing_,this.zoomInGroup_.setAttribute("transform","translate(0, 34)"),
+this.zoomResetGroup_&&this.zoomResetGroup_.setAttribute("transform","translate(0, 77)")):(this.top_=a.viewHeight+a.absoluteTop-this.HEIGHT_-this.verticalSpacing_,this.zoomInGroup_.setAttribute("transform","translate(0, 43)"),this.zoomOutGroup_.setAttribute("transform","translate(0, 77)")),this.svgGroup_.setAttribute("transform","translate("+this.left_+","+this.top_+")"))}};
+Blockly.ZoomControls.prototype.createZoomOutSvg_=function(a){var b=this.workspace_;this.zoomOutGroup_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyZoom"},this.svgGroup_);var c=Blockly.utils.dom.createSvgElement("clipPath",{id:"blocklyZoomoutClipPath"+a},this.zoomOutGroup_);Blockly.utils.dom.createSvgElement("rect",{width:32,height:32},c);a=Blockly.utils.dom.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,x:-64,y:-92,"clip-path":"url(#blocklyZoomoutClipPath"+
+a+")"},this.zoomOutGroup_);a.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",b.options.pathToMedia+Blockly.SPRITE.url);Blockly.bindEventWithChecks_(a,"mousedown",null,function(a){b.markFocused();b.zoomCenter(-1);Blockly.Touch.clearTouchIdentifier();a.stopPropagation();a.preventDefault()})};
+Blockly.ZoomControls.prototype.createZoomInSvg_=function(a){var b=this.workspace_;this.zoomInGroup_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyZoom"},this.svgGroup_);var c=Blockly.utils.dom.createSvgElement("clipPath",{id:"blocklyZoominClipPath"+a},this.zoomInGroup_);Blockly.utils.dom.createSvgElement("rect",{width:32,height:32},c);a=Blockly.utils.dom.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,x:-32,y:-92,"clip-path":"url(#blocklyZoominClipPath"+
+a+")"},this.zoomInGroup_);a.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",b.options.pathToMedia+Blockly.SPRITE.url);Blockly.bindEventWithChecks_(a,"mousedown",null,function(a){b.markFocused();b.zoomCenter(1);Blockly.Touch.clearTouchIdentifier();a.stopPropagation();a.preventDefault()})};
+Blockly.ZoomControls.prototype.createZoomResetSvg_=function(a){var b=this.workspace_;this.zoomResetGroup_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyZoom"},this.svgGroup_);var c=Blockly.utils.dom.createSvgElement("clipPath",{id:"blocklyZoomresetClipPath"+a},this.zoomResetGroup_);Blockly.utils.dom.createSvgElement("rect",{width:32,height:32},c);a=Blockly.utils.dom.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,y:-92,"clip-path":"url(#blocklyZoomresetClipPath"+
+a+")"},this.zoomResetGroup_);a.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",b.options.pathToMedia+Blockly.SPRITE.url);Blockly.bindEventWithChecks_(a,"mousedown",null,function(a){b.markFocused();b.setScale(b.options.zoomOptions.startScale);b.beginCanvasTransition();b.scrollCenter();setTimeout(b.endCanvasTransition.bind(b),500);Blockly.Touch.clearTouchIdentifier();a.stopPropagation();a.preventDefault()})};
+Blockly.Css.register([".blocklyZoom>image, .blocklyZoom>svg>image {","opacity: .4;","}",".blocklyZoom>image:hover, .blocklyZoom>svg>image:hover {","opacity: .6;","}",".blocklyZoom>image:active, .blocklyZoom>svg>image:active {","opacity: .8;","}"]);Blockly.Mutator=function(a){Blockly.Mutator.superClass_.constructor.call(this,null);this.quarkNames_=a};Blockly.utils.object.inherits(Blockly.Mutator,Blockly.Icon);Blockly.Mutator.prototype.workspaceWidth_=0;Blockly.Mutator.prototype.workspaceHeight_=0;Blockly.Mutator.prototype.setBlock=function(a){this.block_=a};Blockly.Mutator.prototype.getWorkspace=function(){return this.workspace_};
+Blockly.Mutator.prototype.drawIcon_=function(a){Blockly.utils.dom.createSvgElement("rect",{"class":"blocklyIconShape",rx:"4",ry:"4",height:"16",width:"16"},a);Blockly.utils.dom.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m4.203,7.296 0,1.368 -0.92,0.677 -0.11,0.41 0.9,1.559 0.41,0.11 1.043,-0.457 1.187,0.683 0.127,1.134 0.3,0.3 1.8,0 0.3,-0.299 0.127,-1.138 1.185,-0.682 1.046,0.458 0.409,-0.11 0.9,-1.559 -0.11,-0.41 -0.92,-0.677 0,-1.366 0.92,-0.677 0.11,-0.41 -0.9,-1.559 -0.409,-0.109 -1.046,0.458 -1.185,-0.682 -0.127,-1.138 -0.3,-0.299 -1.8,0 -0.3,0.3 -0.126,1.135 -1.187,0.682 -1.043,-0.457 -0.41,0.11 -0.899,1.559 0.108,0.409z"},
+a);Blockly.utils.dom.createSvgElement("circle",{"class":"blocklyIconShape",r:"2.7",cx:"8",cy:"8"},a)};Blockly.Mutator.prototype.iconClick_=function(a){this.block_.isEditable()&&Blockly.Icon.prototype.iconClick_.call(this,a)};
+Blockly.Mutator.prototype.createEditor_=function(){this.svgDialog_=Blockly.utils.dom.createSvgElement("svg",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);if(this.quarkNames_.length)for(var a=Blockly.utils.xml.createElement("xml"),b=0,c;c=this.quarkNames_[b];b++){var d=Blockly.utils.xml.createElement("block");d.setAttribute("type",c);a.appendChild(d)}else a=null;b=new Blockly.Options({disable:!1,parentWorkspace:this.block_.workspace,media:this.block_.workspace.options.pathToMedia,
+rtl:this.block_.RTL,horizontalLayout:!1,renderer:this.block_.workspace.options.renderer,rendererOverrides:this.block_.workspace.options.rendererOverrides});b.toolboxPosition=this.block_.RTL?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;b.languageTree=a;b.getMetrics=this.getFlyoutMetrics_.bind(this);this.workspace_=new Blockly.WorkspaceSvg(b);this.workspace_.isMutator=!0;this.workspace_.addChangeListener(Blockly.Events.disableOrphans);a=this.workspace_.addFlyout("g");b=this.workspace_.createDom("blocklyMutatorBackground");
+b.insertBefore(a,this.workspace_.svgBlockCanvas_);this.svgDialog_.appendChild(b);return this.svgDialog_};Blockly.Mutator.prototype.updateEditable=function(){Blockly.Mutator.superClass_.updateEditable.call(this);this.block_.isInFlyout||(this.block_.isEditable()?this.iconGroup_&&Blockly.utils.dom.removeClass(this.iconGroup_,"blocklyIconGroupReadonly"):(this.setVisible(!1),this.iconGroup_&&Blockly.utils.dom.addClass(this.iconGroup_,"blocklyIconGroupReadonly")))};
+Blockly.Mutator.prototype.resizeBubble_=function(){var a=2*Blockly.Bubble.BORDER_WIDTH,b=this.workspace_.getCanvas().getBBox();var c=this.block_.RTL?-b.x:b.width+b.x;b=b.height+3*a;var d=this.workspace_.getFlyout();d&&(d=d.getMetrics_(),b=Math.max(b,d.contentHeight+20));c+=3*a;if(Math.abs(this.workspaceWidth_-c)>a||Math.abs(this.workspaceHeight_-b)>a)this.workspaceWidth_=c,this.workspaceHeight_=b,this.bubble_.setBubbleSize(c+a,b+a),this.svgDialog_.setAttribute("width",this.workspaceWidth_),this.svgDialog_.setAttribute("height",
+this.workspaceHeight_);this.block_.RTL&&(a="translate("+this.workspaceWidth_+",0)",this.workspace_.getCanvas().setAttribute("transform",a));this.workspace_.resize()};Blockly.Mutator.prototype.onBubbleMove_=function(){this.workspace_&&this.workspace_.recordDeleteAreas()};
+Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"mutatorOpen",!a,a)),a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.pathObject.svgPath,this.iconXY_,null,null);this.bubble_.setSvgId(this.block_.id);this.bubble_.registerMoveEvent(this.onBubbleMove_.bind(this));var b=this.workspace_.options.languageTree;a=this.workspace_.getFlyout();b&&(a.init(this.workspace_),a.show(b.childNodes));
+this.rootBlock_=this.block_.decompose(this.workspace_);b=this.rootBlock_.getDescendants(!1);for(var c=0,d;d=b[c];c++)d.render();this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);a?(b=2*a.CORNER_RADIUS,a=a.getWidth()+b):a=b=16;this.block_.RTL&&(a=-a);this.rootBlock_.moveBy(a,b);if(this.block_.saveConnections){var e=this,f=this.block_;f.saveConnections(this.rootBlock_);this.sourceListener_=function(){f.saveConnections(e.rootBlock_)};this.block_.workspace.addChangeListener(this.sourceListener_)}this.resizeBubble_();
+this.workspace_.addChangeListener(this.workspaceChanged_.bind(this));this.applyColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(this.block_.workspace.removeChangeListener(this.sourceListener_),this.sourceListener_=null)};
+Blockly.Mutator.prototype.workspaceChanged_=function(a){if(a.type!=Blockly.Events.UI&&(a.type!=Blockly.Events.CHANGE||"disabled"!=a.element)){if(!this.workspace_.isDragging()){a=this.workspace_.getTopBlocks(!1);for(var b=0,c;c=a[b];b++){var d=c.getRelativeToSurfaceXY(),e=c.getHeightWidth();20>d.y+e.height&&c.moveBy(0,20-e.height-d.y)}}if(this.rootBlock_.workspace==this.workspace_){Blockly.Events.setGroup(!0);c=this.block_;a=(a=c.mutationToDom())&&Blockly.Xml.domToText(a);c.compose(this.rootBlock_);
+c.initSvg();c.render();Blockly.getMainWorkspace().keyboardAccessibilityMode&&Blockly.navigation.moveCursorOnBlockMutation(c);b=(b=c.mutationToDom())&&Blockly.Xml.domToText(b);if(a!=b){Blockly.Events.fire(new Blockly.Events.BlockChange(c,"mutation",null,a,b));var f=Blockly.Events.getGroup();setTimeout(function(){Blockly.Events.setGroup(f);c.bumpNeighbours();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY)}this.workspace_.isDragging()||this.resizeBubble_();Blockly.Events.setGroup(!1)}}};
+Blockly.Mutator.prototype.getFlyoutMetrics_=function(){return{viewHeight:this.workspaceHeight_,viewWidth:this.workspaceWidth_-this.workspace_.getFlyout().getWidth(),absoluteTop:0,absoluteLeft:this.workspace_.RTL?0:this.workspace_.getFlyout().getWidth()}};Blockly.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};
+Blockly.Mutator.prototype.updateBlockStyle=function(){var a=this.workspace_;if(a&&a.getAllBlocks(!1)){for(var b=a.getAllBlocks(!1),c=0;c<b.length;c++){var d=b[c];d.setStyle(d.getStyleName())}a=a.getFlyout().workspace_.getAllBlocks(!1);for(c=0;c<a.length;c++)d=a[c],d.setStyle(d.getStyleName())}};
+Blockly.Mutator.reconnect=function(a,b,c){if(!a||!a.getSourceBlock().workspace)return!1;c=b.getInput(c).connection;var d=a.targetBlock();return d&&d!=b||c.targetConnection==a?!1:(c.isConnected()&&c.disconnect(),c.connect(a),!0)};Blockly.Mutator.findParentWs=function(a){var b=null;if(a&&a.options){var c=a.options.parentWorkspace;a.isFlyout?c&&c.options&&(b=c.options.parentWorkspace):c&&(b=c)}return b};Blockly.FieldTextInput=function(a,b,c){this.spellcheck_=!0;null==a&&(a="");Blockly.FieldTextInput.superClass_.constructor.call(this,a,b,c);this.onKeyInputWrapper_=this.onKeyDownWrapper_=this.htmlInput_=null;this.fullBlockClickTarget_=!1};Blockly.utils.object.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldTextInput(b,void 0,a)};Blockly.FieldTextInput.prototype.SERIALIZABLE=!0;
+Blockly.FieldTextInput.BORDERRADIUS=4;Blockly.FieldTextInput.prototype.CURSOR="text";Blockly.FieldTextInput.prototype.configure_=function(a){Blockly.FieldTextInput.superClass_.configure_.call(this,a);"boolean"==typeof a.spellcheck&&(this.spellcheck_=a.spellcheck)};
+Blockly.FieldTextInput.prototype.initView=function(){if(this.getConstants().FULL_BLOCK_FIELDS){for(var a=0,b=0,c=0,d;d=this.sourceBlock_.inputList[c];c++){for(var e=0;d.fieldRow[e];e++)a++;d.connection&&b++}this.fullBlockClickTarget_=1>=a&&this.sourceBlock_.outputConnection&&!b}else this.fullBlockClickTarget_=!1;this.fullBlockClickTarget_?this.clickTarget_=this.sourceBlock_.getSvgRoot():this.createBorderRect_();this.createTextElement_()};
+Blockly.FieldTextInput.prototype.doClassValidation_=function(a){return null===a||void 0===a?null:String(a)};Blockly.FieldTextInput.prototype.doValueInvalid_=function(a){this.isBeingEdited_&&(this.isTextValid_=!1,a=this.value_,this.value_=this.htmlInput_.untypedDefaultValue_,this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name||null,a,this.value_)))};
+Blockly.FieldTextInput.prototype.doValueUpdate_=function(a){this.isTextValid_=!0;this.value_=a;this.isBeingEdited_||(this.isDirty_=!0)};Blockly.FieldTextInput.prototype.applyColour=function(){this.sourceBlock_&&this.getConstants().FULL_BLOCK_FIELDS&&(this.borderRect_?this.borderRect_.setAttribute("stroke",this.sourceBlock_.style.colourTertiary):this.sourceBlock_.pathObject.svgPath.setAttribute("fill",this.getConstants().FIELD_BORDER_RECT_COLOUR))};
+Blockly.FieldTextInput.prototype.render_=function(){Blockly.FieldTextInput.superClass_.render_.call(this);if(this.isBeingEdited_){this.resizeEditor_();var a=this.htmlInput_;this.isTextValid_?(Blockly.utils.dom.removeClass(a,"blocklyInvalidInput"),Blockly.utils.aria.setState(a,Blockly.utils.aria.State.INVALID,!1)):(Blockly.utils.dom.addClass(a,"blocklyInvalidInput"),Blockly.utils.aria.setState(a,Blockly.utils.aria.State.INVALID,!0))}};
+Blockly.FieldTextInput.prototype.setSpellcheck=function(a){a!=this.spellcheck_&&(this.spellcheck_=a,this.htmlInput_&&this.htmlInput_.setAttribute("spellcheck",this.spellcheck_))};Blockly.FieldTextInput.prototype.showEditor_=function(a,b){this.workspace_=this.sourceBlock_.workspace;a=b||!1;!a&&(Blockly.utils.userAgent.MOBILE||Blockly.utils.userAgent.ANDROID||Blockly.utils.userAgent.IPAD)?this.showPromptEditor_():this.showInlineEditor_(a)};
+Blockly.FieldTextInput.prototype.showPromptEditor_=function(){var a=this;Blockly.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.getText(),function(b){a.setValue(b)})};Blockly.FieldTextInput.prototype.showInlineEditor_=function(a){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,this.widgetDispose_.bind(this));this.htmlInput_=this.widgetCreate_();this.isBeingEdited_=!0;a||(this.htmlInput_.focus({preventScroll:!0}),this.htmlInput_.select())};
+Blockly.FieldTextInput.prototype.widgetCreate_=function(){var a=Blockly.WidgetDiv.DIV;Blockly.utils.dom.addClass(this.getClickTarget_(),"editing");var b=document.createElement("input");b.className="blocklyHtmlInput";b.setAttribute("spellcheck",this.spellcheck_);var c=this.workspace_.getScale(),d=this.getConstants().FIELD_TEXT_FONTSIZE*c+"pt";a.style.fontSize=d;b.style.fontSize=d;d=Blockly.FieldTextInput.BORDERRADIUS*c+"px";if(this.fullBlockClickTarget_){d=this.getScaledBBox();d=(d.bottom-d.top)/2+
+"px";var e=this.sourceBlock_.getParent()?this.sourceBlock_.getParent().style.colourTertiary:this.sourceBlock_.style.colourTertiary;b.style.border=1*c+"px solid "+e;a.style.borderRadius=d;a.style.transition="box-shadow 0.25s ease 0s";this.getConstants().FIELD_TEXTINPUT_BOX_SHADOW&&(a.style.boxShadow="rgba(255, 255, 255, 0.3) 0px 0px 0px "+4*c+"px")}b.style.borderRadius=d;a.appendChild(b);b.value=b.defaultValue=this.getEditorText_(this.value_);b.untypedDefaultValue_=this.value_;b.oldValue_=null;this.resizeEditor_();
+this.bindInputEvents_(b);return b};Blockly.FieldTextInput.prototype.widgetDispose_=function(){this.isBeingEdited_=!1;this.isTextValid_=!0;this.forceRerender();if(this.onFinishEditing_)this.onFinishEditing_(this.value_);this.unbindInputEvents_();var a=Blockly.WidgetDiv.DIV.style;a.width="auto";a.height="auto";a.fontSize="";a.transition="";a.boxShadow="";this.htmlInput_=null;Blockly.utils.dom.removeClass(this.getClickTarget_(),"editing")};
+Blockly.FieldTextInput.prototype.bindInputEvents_=function(a){this.onKeyDownWrapper_=Blockly.bindEventWithChecks_(a,"keydown",this,this.onHtmlInputKeyDown_);this.onKeyInputWrapper_=Blockly.bindEventWithChecks_(a,"input",this,this.onHtmlInputChange_)};
+Blockly.FieldTextInput.prototype.unbindInputEvents_=function(){this.onKeyDownWrapper_&&(Blockly.unbindEvent_(this.onKeyDownWrapper_),this.onKeyDownWrapper_=null);this.onKeyInputWrapper_&&(Blockly.unbindEvent_(this.onKeyInputWrapper_),this.onKeyInputWrapper_=null)};
+Blockly.FieldTextInput.prototype.onHtmlInputKeyDown_=function(a){a.keyCode==Blockly.utils.KeyCodes.ENTER?(Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation()):a.keyCode==Blockly.utils.KeyCodes.ESC?(this.htmlInput_.value=this.htmlInput_.defaultValue,Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation()):a.keyCode==Blockly.utils.KeyCodes.TAB&&(Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation(),this.sourceBlock_.tab(this,!a.shiftKey),a.preventDefault())};
+Blockly.FieldTextInput.prototype.onHtmlInputChange_=function(a){a=this.htmlInput_.value;a!==this.htmlInput_.oldValue_&&(this.htmlInput_.oldValue_=a,Blockly.Events.setGroup(!0),a=this.getValueFromEditorText_(a),this.setValue(a),this.forceRerender(),this.resizeEditor_(),Blockly.Events.setGroup(!1))};Blockly.FieldTextInput.prototype.setEditorValue_=function(a){this.isDirty_=!0;this.isBeingEdited_&&(this.htmlInput_.value=this.getEditorText_(a));this.setValue(a)};
+Blockly.FieldTextInput.prototype.resizeEditor_=function(){var a=Blockly.WidgetDiv.DIV,b=this.getScaledBBox();a.style.width=b.right-b.left+"px";a.style.height=b.bottom-b.top+"px";b=new Blockly.utils.Coordinate(this.sourceBlock_.RTL?b.right-a.offsetWidth:b.left,b.top);a.style.left=b.x+"px";a.style.top=b.y+"px"};
+Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=Number(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.FieldTextInput.prototype.isTabNavigable=function(){return!0};
+Blockly.FieldTextInput.prototype.getText_=function(){return this.isBeingEdited_&&this.htmlInput_?this.htmlInput_.value:null};Blockly.FieldTextInput.prototype.getEditorText_=function(a){return String(a)};Blockly.FieldTextInput.prototype.getValueFromEditorText_=function(a){return a};Blockly.fieldRegistry.register("field_input",Blockly.FieldTextInput);Blockly.FieldAngle=function(a,b,c){this.clockwise_=Blockly.FieldAngle.CLOCKWISE;this.offset_=Blockly.FieldAngle.OFFSET;this.wrap_=Blockly.FieldAngle.WRAP;this.round_=Blockly.FieldAngle.ROUND;Blockly.FieldAngle.superClass_.constructor.call(this,a||0,b,c);this.moveSurfaceWrapper_=this.clickSurfaceWrapper_=this.clickWrapper_=this.line_=this.gauge_=null};Blockly.utils.object.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);
+Blockly.FieldAngle.fromJson=function(a){return new Blockly.FieldAngle(a.angle,void 0,a)};Blockly.FieldAngle.prototype.SERIALIZABLE=!0;Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.CLOCKWISE=!1;Blockly.FieldAngle.OFFSET=0;Blockly.FieldAngle.WRAP=360;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;
+Blockly.FieldAngle.prototype.configure_=function(a){Blockly.FieldAngle.superClass_.configure_.call(this,a);switch(a.mode){case "compass":this.clockwise_=!0;this.offset_=90;break;case "protractor":this.clockwise_=!1,this.offset_=0}var b=a.clockwise;"boolean"==typeof b&&(this.clockwise_=b);b=a.offset;null!=b&&(b=Number(b),isNaN(b)||(this.offset_=b));b=a.wrap;null!=b&&(b=Number(b),isNaN(b)||(this.wrap_=b));a=a.round;null!=a&&(a=Number(a),isNaN(a)||(this.round_=a))};
+Blockly.FieldAngle.prototype.initView=function(){Blockly.FieldAngle.superClass_.initView.call(this);this.symbol_=Blockly.utils.dom.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));this.textElement_.appendChild(this.symbol_)};Blockly.FieldAngle.prototype.render_=function(){Blockly.FieldAngle.superClass_.render_.call(this);this.updateGraph_()};
+Blockly.FieldAngle.prototype.showEditor_=function(a){Blockly.FieldAngle.superClass_.showEditor_.call(this,a,Blockly.utils.userAgent.MOBILE||Blockly.utils.userAgent.ANDROID||Blockly.utils.userAgent.IPAD);a=this.dropdownCreate_();Blockly.DropDownDiv.getContentDiv().appendChild(a);Blockly.DropDownDiv.setColour(this.sourceBlock_.style.colourPrimary,this.sourceBlock_.style.colourTertiary);Blockly.DropDownDiv.showPositionedByField(this,this.dropdownDispose_.bind(this));this.updateGraph_()};
+Blockly.FieldAngle.prototype.dropdownCreate_=function(){var a=Blockly.utils.dom.createSvgElement("svg",{xmlns:Blockly.utils.dom.SVG_NS,"xmlns:html":Blockly.utils.dom.HTML_NS,"xmlns:xlink":Blockly.utils.dom.XLINK_NS,version:"1.1",height:2*Blockly.FieldAngle.HALF+"px",width:2*Blockly.FieldAngle.HALF+"px",style:"touch-action: none"},null),b=Blockly.utils.dom.createSvgElement("circle",{cx:Blockly.FieldAngle.HALF,cy:Blockly.FieldAngle.HALF,r:Blockly.FieldAngle.RADIUS,"class":"blocklyAngleCircle"},a);this.gauge_=
+Blockly.utils.dom.createSvgElement("path",{"class":"blocklyAngleGauge"},a);this.line_=Blockly.utils.dom.createSvgElement("line",{x1:Blockly.FieldAngle.HALF,y1:Blockly.FieldAngle.HALF,"class":"blocklyAngleLine"},a);for(var c=0;360>c;c+=15)Blockly.utils.dom.createSvgElement("line",{x1:Blockly.FieldAngle.HALF+Blockly.FieldAngle.RADIUS,y1:Blockly.FieldAngle.HALF,x2:Blockly.FieldAngle.HALF+Blockly.FieldAngle.RADIUS-(0==c%45?10:5),y2:Blockly.FieldAngle.HALF,"class":"blocklyAngleMarks",transform:"rotate("+
+c+","+Blockly.FieldAngle.HALF+","+Blockly.FieldAngle.HALF+")"},a);this.clickWrapper_=Blockly.bindEventWithChecks_(a,"click",this,this.hide_);this.clickSurfaceWrapper_=Blockly.bindEventWithChecks_(b,"click",this,this.onMouseMove_,!0,!0);this.moveSurfaceWrapper_=Blockly.bindEventWithChecks_(b,"mousemove",this,this.onMouseMove_,!0,!0);return a};
+Blockly.FieldAngle.prototype.dropdownDispose_=function(){this.clickWrapper_&&(Blockly.unbindEvent_(this.clickWrapper_),this.clickWrapper_=null);this.clickSurfaceWrapper_&&(Blockly.unbindEvent_(this.clickSurfaceWrapper_),this.clickSurfaceWrapper_=null);this.moveSurfaceWrapper_&&(Blockly.unbindEvent_(this.moveSurfaceWrapper_),this.moveSurfaceWrapper_=null);this.line_=this.gauge_=null};Blockly.FieldAngle.prototype.hide_=function(){Blockly.DropDownDiv.hideIfOwner(this);Blockly.WidgetDiv.hide()};
+Blockly.FieldAngle.prototype.onMouseMove_=function(a){var b=this.gauge_.ownerSVGElement.getBoundingClientRect(),c=a.clientX-b.left-Blockly.FieldAngle.HALF;a=a.clientY-b.top-Blockly.FieldAngle.HALF;b=Math.atan(-a/c);isNaN(b)||(b=Blockly.utils.math.toDegrees(b),0>c?b+=180:0<a&&(b+=360),b=this.clockwise_?this.offset_+360-b:360-(this.offset_-b),this.displayMouseOrKeyboardValue_(b))};
+Blockly.FieldAngle.prototype.displayMouseOrKeyboardValue_=function(a){this.round_&&(a=Math.round(a/this.round_)*this.round_);a=this.wrapValue_(a);a!=this.value_&&this.setEditorValue_(a)};
+Blockly.FieldAngle.prototype.updateGraph_=function(){if(this.gauge_){var a=Number(this.getText())+this.offset_,b=Blockly.utils.math.toRadians(a%360);a=["M ",Blockly.FieldAngle.HALF,",",Blockly.FieldAngle.HALF];var c=Blockly.FieldAngle.HALF,d=Blockly.FieldAngle.HALF;if(!isNaN(b)){var e=Number(this.clockwise_),f=Blockly.utils.math.toRadians(this.offset_),g=Math.cos(f)*Blockly.FieldAngle.RADIUS,h=Math.sin(f)*-Blockly.FieldAngle.RADIUS;e&&(b=2*f-b);c+=Math.cos(b)*Blockly.FieldAngle.RADIUS;d-=Math.sin(b)*
+Blockly.FieldAngle.RADIUS;b=Math.abs(Math.floor((b-f)/Math.PI)%2);e&&(b=1-b);a.push(" l ",g,",",h," A ",Blockly.FieldAngle.RADIUS,",",Blockly.FieldAngle.RADIUS," 0 ",b," ",e," ",c,",",d," z")}this.gauge_.setAttribute("d",a.join(""));this.line_.setAttribute("x2",c);this.line_.setAttribute("y2",d)}};
+Blockly.FieldAngle.prototype.onHtmlInputKeyDown_=function(a){Blockly.FieldAngle.superClass_.onHtmlInputKeyDown_.call(this,a);var b;a.keyCode===Blockly.utils.KeyCodes.LEFT?b=this.sourceBlock_.RTL?1:-1:a.keyCode===Blockly.utils.KeyCodes.RIGHT?b=this.sourceBlock_.RTL?-1:1:a.keyCode===Blockly.utils.KeyCodes.DOWN?b=-1:a.keyCode===Blockly.utils.KeyCodes.UP&&(b=1);if(b){var c=this.getValue();this.displayMouseOrKeyboardValue_(c+b*this.round_);a.preventDefault();a.stopPropagation()}};
+Blockly.FieldAngle.prototype.doClassValidation_=function(a){a=Number(a);return isNaN(a)||!isFinite(a)?null:this.wrapValue_(a)};Blockly.FieldAngle.prototype.wrapValue_=function(a){a%=360;0>a&&(a+=360);a>this.wrap_&&(a-=360);return a};Blockly.Css.register(".blocklyAngleCircle {,stroke: #444;,stroke-width: 1;,fill: #ddd;,fill-opacity: .8;,},.blocklyAngleMarks {,stroke: #444;,stroke-width: 1;,},.blocklyAngleGauge {,fill: #f88;,fill-opacity: .8;,pointer-events: none;,},.blocklyAngleLine {,stroke: #f00;,stroke-width: 2;,stroke-linecap: round;,pointer-events: none;,}".split(","));
+Blockly.fieldRegistry.register("field_angle",Blockly.FieldAngle);Blockly.FieldCheckbox=function(a,b,c){this.checkChar_=null;null==a&&(a="FALSE");Blockly.FieldCheckbox.superClass_.constructor.call(this,a,b,c)};Blockly.utils.object.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.fromJson=function(a){return new Blockly.FieldCheckbox(a.checked,void 0,a)};Blockly.FieldCheckbox.CHECK_CHAR="\u2713";Blockly.FieldCheckbox.prototype.SERIALIZABLE=!0;Blockly.FieldCheckbox.prototype.CURSOR="default";
+Blockly.FieldCheckbox.prototype.configure_=function(a){Blockly.FieldCheckbox.superClass_.configure_.call(this,a);a.checkCharacter&&(this.checkChar_=a.checkCharacter)};Blockly.FieldCheckbox.prototype.initView=function(){Blockly.FieldCheckbox.superClass_.initView.call(this);Blockly.utils.dom.addClass(this.textElement_,"blocklyCheckbox");this.textElement_.style.display=this.value_?"block":"none"};
+Blockly.FieldCheckbox.prototype.render_=function(){this.textContent_&&(this.textContent_.nodeValue=this.getDisplayText_());this.updateSize_(this.getConstants().FIELD_CHECKBOX_X_OFFSET)};Blockly.FieldCheckbox.prototype.getDisplayText_=function(){return this.checkChar_||Blockly.FieldCheckbox.CHECK_CHAR};Blockly.FieldCheckbox.prototype.setCheckCharacter=function(a){this.checkChar_=a;this.forceRerender()};Blockly.FieldCheckbox.prototype.showEditor_=function(){this.setValue(!this.value_)};
+Blockly.FieldCheckbox.prototype.doClassValidation_=function(a){return!0===a||"TRUE"===a?"TRUE":!1===a||"FALSE"===a?"FALSE":null};Blockly.FieldCheckbox.prototype.doValueUpdate_=function(a){this.value_=this.convertValueToBool_(a);this.textElement_&&(this.textElement_.style.display=this.value_?"block":"none")};Blockly.FieldCheckbox.prototype.getValue=function(){return this.value_?"TRUE":"FALSE"};Blockly.FieldCheckbox.prototype.getValueBoolean=function(){return this.value_};
+Blockly.FieldCheckbox.prototype.getText=function(){return String(this.convertValueToBool_(this.value_))};Blockly.FieldCheckbox.prototype.convertValueToBool_=function(a){return"string"==typeof a?"TRUE"==a:!!a};Blockly.fieldRegistry.register("field_checkbox",Blockly.FieldCheckbox);Blockly.FieldColour=function(a,b,c){Blockly.FieldColour.superClass_.constructor.call(this,a||Blockly.FieldColour.COLOURS[0],b,c);this.onKeyDownWrapper_=this.onMouseLeaveWrapper_=this.onMouseEnterWrapper_=this.onMouseMoveWrapper_=this.onClickWrapper_=this.highlightedIndex_=this.picker_=null};Blockly.utils.object.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.fromJson=function(a){return new Blockly.FieldColour(a.colour,void 0,a)};Blockly.FieldColour.prototype.SERIALIZABLE=!0;
+Blockly.FieldColour.prototype.CURSOR="default";Blockly.FieldColour.prototype.isDirty_=!1;Blockly.FieldColour.prototype.colours_=null;Blockly.FieldColour.prototype.titles_=null;Blockly.FieldColour.prototype.columns_=0;Blockly.FieldColour.prototype.configure_=function(a){Blockly.FieldColour.superClass_.configure_.call(this,a);a.colourOptions&&(this.colours_=a.colourOptions,this.titles_=a.colourTitles);a.columns&&(this.columns_=a.columns)};
+Blockly.FieldColour.prototype.initView=function(){this.size_=new Blockly.utils.Size(this.getConstants().FIELD_COLOUR_DEFAULT_WIDTH,this.getConstants().FIELD_COLOUR_DEFAULT_HEIGHT);this.getConstants().FIELD_COLOUR_FULL_BLOCK?this.clickTarget_=this.sourceBlock_.getSvgRoot():(this.createBorderRect_(),this.borderRect_.style.fillOpacity="1")};
+Blockly.FieldColour.prototype.applyColour=function(){this.getConstants().FIELD_COLOUR_FULL_BLOCK?(this.sourceBlock_.pathObject.svgPath.setAttribute("fill",this.getValue()),this.sourceBlock_.pathObject.svgPath.setAttribute("stroke","#fff")):this.borderRect_&&(this.borderRect_.style.fill=this.getValue())};Blockly.FieldColour.prototype.doClassValidation_=function(a){return"string"!=typeof a?null:Blockly.utils.colour.parse(a)};
+Blockly.FieldColour.prototype.doValueUpdate_=function(a){this.value_=a;this.borderRect_?this.borderRect_.style.fill=a:this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.pathObject.svgPath.setAttribute("fill",a),this.sourceBlock_.pathObject.svgPath.setAttribute("stroke","#fff"))};Blockly.FieldColour.prototype.getText=function(){var a=this.value_;/^#(.)\1(.)\2(.)\3$/.test(a)&&(a="#"+a[1]+a[3]+a[5]);return a};Blockly.FieldColour.COLOURS="#ffffff #cccccc #c0c0c0 #999999 #666666 #333333 #000000 #ffcccc #ff6666 #ff0000 #cc0000 #990000 #660000 #330000 #ffcc99 #ff9966 #ff9900 #ff6600 #cc6600 #993300 #663300 #ffff99 #ffff66 #ffcc66 #ffcc33 #cc9933 #996633 #663333 #ffffcc #ffff33 #ffff00 #ffcc00 #999900 #666600 #333300 #99ff99 #66ff99 #33ff33 #33cc00 #009900 #006600 #003300 #99ffff #33ffff #66cccc #00cccc #339999 #336666 #003333 #ccffff #66ffff #33ccff #3366ff #3333ff #000099 #000066 #ccccff #9999ff #6666cc #6633ff #6600cc #333399 #330099 #ffccff #ff99ff #cc66cc #cc33cc #993399 #663366 #330033".split(" ");
+Blockly.FieldColour.TITLES=[];Blockly.FieldColour.COLUMNS=7;Blockly.FieldColour.prototype.setColours=function(a,b){this.colours_=a;b&&(this.titles_=b);return this};Blockly.FieldColour.prototype.setColumns=function(a){this.columns_=a;return this};Blockly.FieldColour.prototype.showEditor_=function(){this.picker_=this.dropdownCreate_();Blockly.DropDownDiv.getContentDiv().appendChild(this.picker_);Blockly.DropDownDiv.showPositionedByField(this,this.dropdownDispose_.bind(this));this.picker_.focus({preventScroll:!0})};
+Blockly.FieldColour.prototype.onClick_=function(a){a=(a=a.target)&&a.label;null!==a&&(this.setValue(a),Blockly.DropDownDiv.hideIfOwner(this))};
+Blockly.FieldColour.prototype.onKeyDown_=function(a){var b=!1;if(a.keyCode===Blockly.utils.KeyCodes.UP)this.moveHighlightBy_(0,-1),b=!0;else if(a.keyCode===Blockly.utils.KeyCodes.DOWN)this.moveHighlightBy_(0,1),b=!0;else if(a.keyCode===Blockly.utils.KeyCodes.LEFT)this.moveHighlightBy_(-1,0),b=!0;else if(a.keyCode===Blockly.utils.KeyCodes.RIGHT)this.moveHighlightBy_(1,0),b=!0;else if(a.keyCode===Blockly.utils.KeyCodes.ENTER){if(b=this.getHighlighted_())b=b&&b.label,null!==b&&this.setValue(b);Blockly.DropDownDiv.hideWithoutAnimation();
+b=!0}b&&a.stopPropagation()};Blockly.FieldColour.prototype.onBlocklyAction=function(a){if(this.picker_){if(a===Blockly.navigation.ACTION_PREVIOUS)return this.moveHighlightBy_(0,-1),!0;if(a===Blockly.navigation.ACTION_NEXT)return this.moveHighlightBy_(0,1),!0;if(a===Blockly.navigation.ACTION_OUT)return this.moveHighlightBy_(-1,0),!0;if(a===Blockly.navigation.ACTION_IN)return this.moveHighlightBy_(1,0),!0}return Blockly.FieldColour.superClass_.onBlocklyAction.call(this,a)};
+Blockly.FieldColour.prototype.moveHighlightBy_=function(a,b){var c=this.colours_||Blockly.FieldColour.COLOURS,d=this.columns_||Blockly.FieldColour.COLUMNS,e=this.highlightedIndex_%d,f=Math.floor(this.highlightedIndex_/d);e+=a;f+=b;0>a?0>e&&0<f?(e=d-1,f--):0>e&&(e=0):0<a?e>d-1&&f<Math.floor(c.length/d)-1?(e=0,f++):e>d-1&&e--:0>b?0>f&&(f=0):0<b&&f>Math.floor(c.length/d)-1&&(f=Math.floor(c.length/d)-1);this.setHighlightedCell_(this.picker_.childNodes[f].childNodes[e],f*d+e)};
+Blockly.FieldColour.prototype.onMouseMove_=function(a){var b=(a=a.target)&&Number(a.getAttribute("data-index"));null!==b&&b!==this.highlightedIndex_&&this.setHighlightedCell_(a,b)};Blockly.FieldColour.prototype.onMouseEnter_=function(){this.picker_.focus({preventScroll:!0})};Blockly.FieldColour.prototype.onMouseLeave_=function(){this.picker_.blur();var a=this.getHighlighted_();a&&Blockly.utils.dom.removeClass(a,"blocklyColourHighlighted")};
+Blockly.FieldColour.prototype.getHighlighted_=function(){var a=this.columns_||Blockly.FieldColour.COLUMNS,b=this.picker_.childNodes[Math.floor(this.highlightedIndex_/a)];return b?b.childNodes[this.highlightedIndex_%a]:null};
+Blockly.FieldColour.prototype.setHighlightedCell_=function(a,b){var c=this.getHighlighted_();c&&Blockly.utils.dom.removeClass(c,"blocklyColourHighlighted");Blockly.utils.dom.addClass(a,"blocklyColourHighlighted");this.highlightedIndex_=b;Blockly.utils.aria.setState(this.picker_,Blockly.utils.aria.State.ACTIVEDESCENDANT,a.getAttribute("id"))};
+Blockly.FieldColour.prototype.dropdownCreate_=function(){var a=this.columns_||Blockly.FieldColour.COLUMNS,b=this.colours_||Blockly.FieldColour.COLOURS,c=this.titles_||Blockly.FieldColour.TITLES,d=this.getValue(),e=document.createElement("table");e.className="blocklyColourTable";e.tabIndex=0;e.dir="ltr";Blockly.utils.aria.setRole(e,Blockly.utils.aria.Role.GRID);Blockly.utils.aria.setState(e,Blockly.utils.aria.State.EXPANDED,!0);Blockly.utils.aria.setState(e,Blockly.utils.aria.State.ROWCOUNT,Math.floor(b.length/
+a));Blockly.utils.aria.setState(e,Blockly.utils.aria.State.COLCOUNT,a);for(var f,g=0;g<b.length;g++){0==g%a&&(f=document.createElement("tr"),Blockly.utils.aria.setRole(f,Blockly.utils.aria.Role.ROW),e.appendChild(f));var h=document.createElement("td");f.appendChild(h);h.label=b[g];h.title=c[g]||b[g];h.id=Blockly.utils.IdGenerator.getNextUniqueId();h.setAttribute("data-index",g);Blockly.utils.aria.setRole(h,Blockly.utils.aria.Role.GRIDCELL);Blockly.utils.aria.setState(h,Blockly.utils.aria.State.LABEL,
+b[g]);Blockly.utils.aria.setState(h,Blockly.utils.aria.State.SELECTED,b[g]==d);h.style.backgroundColor=b[g];b[g]==d&&(h.className="blocklyColourSelected",this.highlightedIndex_=g)}this.onClickWrapper_=Blockly.bindEventWithChecks_(e,"click",this,this.onClick_,!0);this.onMouseMoveWrapper_=Blockly.bindEventWithChecks_(e,"mousemove",this,this.onMouseMove_,!0);this.onMouseEnterWrapper_=Blockly.bindEventWithChecks_(e,"mouseenter",this,this.onMouseEnter_,!0);this.onMouseLeaveWrapper_=Blockly.bindEventWithChecks_(e,
+"mouseleave",this,this.onMouseLeave_,!0);this.onKeyDownWrapper_=Blockly.bindEventWithChecks_(e,"keydown",this,this.onKeyDown_);return e};
+Blockly.FieldColour.prototype.dropdownDispose_=function(){this.onClickWrapper_&&(Blockly.unbindEvent_(this.onClickWrapper_),this.onClickWrapper_=null);this.onMouseMoveWrapper_&&(Blockly.unbindEvent_(this.onMouseMoveWrapper_),this.onMouseMoveWrapper_=null);this.onMouseEnterWrapper_&&(Blockly.unbindEvent_(this.onMouseEnterWrapper_),this.onMouseEnterWrapper_=null);this.onMouseLeaveWrapper_&&(Blockly.unbindEvent_(this.onMouseLeaveWrapper_),this.onMouseLeaveWrapper_=null);this.onKeyDownWrapper_&&(Blockly.unbindEvent_(this.onKeyDownWrapper_),
+this.onKeyDownWrapper_=null);this.highlightedIndex_=this.picker_=null};
+Blockly.Css.register([".blocklyColourTable {","border-collapse: collapse;","display: block;","outline: none;","padding: 1px;","}",".blocklyColourTable>tr>td {","border: .5px solid #888;","box-sizing: border-box;","cursor: pointer;","display: inline-block;","height: 20px;","padding: 0;","width: 20px;","}",".blocklyColourTable>tr>td.blocklyColourHighlighted {","border-color: #eee;","box-shadow: 2px 2px 7px 2px rgba(0,0,0,.3);","position: relative;","}",".blocklyColourSelected, .blocklyColourSelected:hover {",
+"border-color: #eee !important;","outline: 1px solid #333;","position: relative;","}"]);Blockly.fieldRegistry.register("field_colour",Blockly.FieldColour);Blockly.FieldDropdown=function(a,b,c){"function"!=typeof a&&Blockly.FieldDropdown.validateOptions_(a);this.menuGenerator_=a;this.generatedOptions_=null;this.trimOptions_();this.selectedOption_=this.getOptions(!1)[0];Blockly.FieldDropdown.superClass_.constructor.call(this,this.selectedOption_[1],b,c);this.svgArrow_=this.arrow_=this.imageElement_=this.menu_=this.selectedMenuItem_=null};Blockly.utils.object.inherits(Blockly.FieldDropdown,Blockly.Field);
+Blockly.FieldDropdown.fromJson=function(a){return new Blockly.FieldDropdown(a.options,void 0,a)};Blockly.FieldDropdown.prototype.SERIALIZABLE=!0;Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.MAX_MENU_HEIGHT_VH=.45;Blockly.FieldDropdown.IMAGE_Y_OFFSET=5;Blockly.FieldDropdown.IMAGE_Y_PADDING=2*Blockly.FieldDropdown.IMAGE_Y_OFFSET;Blockly.FieldDropdown.ARROW_CHAR=Blockly.utils.userAgent.ANDROID?"\u25bc":"\u25be";Blockly.FieldDropdown.prototype.CURSOR="default";
+Blockly.FieldDropdown.prototype.initView=function(){this.shouldAddBorderRect_()?this.createBorderRect_():this.clickTarget_=this.sourceBlock_.getSvgRoot();this.createTextElement_();this.imageElement_=Blockly.utils.dom.createSvgElement("image",{},this.fieldGroup_);this.getConstants().FIELD_DROPDOWN_SVG_ARROW?this.createSVGArrow_():this.createTextArrow_();this.borderRect_&&Blockly.utils.dom.addClass(this.borderRect_,"blocklyDropdownRect")};
+Blockly.FieldDropdown.prototype.shouldAddBorderRect_=function(){return!this.getConstants().FIELD_DROPDOWN_NO_BORDER_RECT_SHADOW||this.getConstants().FIELD_DROPDOWN_NO_BORDER_RECT_SHADOW&&!this.sourceBlock_.isShadow()};
+Blockly.FieldDropdown.prototype.createTextArrow_=function(){this.arrow_=Blockly.utils.dom.createSvgElement("tspan",{},this.textElement_);this.arrow_.appendChild(document.createTextNode(this.sourceBlock_.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR));this.sourceBlock_.RTL?this.textElement_.insertBefore(this.arrow_,this.textContent_):this.textElement_.appendChild(this.arrow_)};
+Blockly.FieldDropdown.prototype.createSVGArrow_=function(){this.svgArrow_=Blockly.utils.dom.createSvgElement("image",{height:this.getConstants().FIELD_DROPDOWN_SVG_ARROW_SIZE+"px",width:this.getConstants().FIELD_DROPDOWN_SVG_ARROW_SIZE+"px"},this.fieldGroup_);this.svgArrow_.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",this.getConstants().FIELD_DROPDOWN_SVG_ARROW_DATAURI)};
+Blockly.FieldDropdown.prototype.showEditor_=function(a){this.menu_=this.dropdownCreate_();this.menu_.openingCoords=a&&"number"===typeof a.clientX?new Blockly.utils.Coordinate(a.clientX,a.clientY):null;this.menu_.render(Blockly.DropDownDiv.getContentDiv());Blockly.utils.dom.addClass(this.menu_.getElement(),"blocklyDropdownMenu");if(this.getConstants().FIELD_DROPDOWN_COLOURED_DIV){a=this.sourceBlock_.isShadow()?this.sourceBlock_.getParent().getColour():this.sourceBlock_.getColour();var b=this.sourceBlock_.isShadow()?
+this.sourceBlock_.getParent().style.colourTertiary:this.sourceBlock_.style.colourTertiary;Blockly.DropDownDiv.setColour(a,b)}Blockly.DropDownDiv.showPositionedByField(this,this.dropdownDispose_.bind(this));this.menu_.focus();this.selectedMenuItem_&&Blockly.utils.style.scrollIntoContainerView(this.selectedMenuItem_.getElement(),this.menu_.getElement());this.applyColour()};
+Blockly.FieldDropdown.prototype.dropdownCreate_=function(){var a=new Blockly.Menu;a.setRightToLeft(this.sourceBlock_.RTL);a.setRole(Blockly.utils.aria.Role.LISTBOX);var b=this.getOptions(!1);this.selectedMenuItem_=null;for(var c=0;c<b.length;c++){var d=b[c][0],e=b[c][1];if("object"==typeof d){var f=new Image(d.width,d.height);f.src=d.src;f.alt=d.alt||"";d=f}d=new Blockly.MenuItem(d);d.setRole(Blockly.utils.aria.Role.OPTION);d.setRightToLeft(this.sourceBlock_.RTL);d.setValue(e);d.setCheckable(!0);
+a.addChild(d,!0);d.setChecked(e==this.value_);e==this.value_&&(this.selectedMenuItem_=d);d.onAction(this.handleMenuActionEvent_,this)}Blockly.utils.aria.setState(a.getElement(),Blockly.utils.aria.State.ACTIVEDESCENDANT,this.selectedMenuItem_?this.selectedMenuItem_.getId():"");return a};Blockly.FieldDropdown.prototype.dropdownDispose_=function(){this.menu_&&this.menu_.dispose();this.selectedMenuItem_=this.menu_=null;this.applyColour()};
+Blockly.FieldDropdown.prototype.handleMenuActionEvent_=function(a){Blockly.DropDownDiv.hideIfOwner(this,!0);this.onItemSelected_(this.menu_,a)};Blockly.FieldDropdown.prototype.onItemSelected_=function(a,b){this.setValue(b.getValue())};
+Blockly.FieldDropdown.prototype.trimOptions_=function(){this.suffixField=this.prefixField=null;var a=this.menuGenerator_;if(Array.isArray(a)){for(var b=!1,c=0;c<a.length;c++){var d=a[c][0];"string"==typeof d?a[c][0]=Blockly.utils.replaceMessageReferences(d):(null!=d.alt&&(a[c][0].alt=Blockly.utils.replaceMessageReferences(d.alt)),b=!0)}if(!(b||2>a.length)){b=[];for(c=0;c<a.length;c++)b.push(a[c][0]);c=Blockly.utils.string.shortestStringLength(b);d=Blockly.utils.string.commonWordPrefix(b,c);var e=
+Blockly.utils.string.commonWordSuffix(b,c);!d&&!e||c<=d+e||(d&&(this.prefixField=b[0].substring(0,d-1)),e&&(this.suffixField=b[0].substr(1-e)),this.menuGenerator_=Blockly.FieldDropdown.applyTrim_(a,d,e))}}};Blockly.FieldDropdown.applyTrim_=function(a,b,c){for(var d=[],e=0;e<a.length;e++){var f=a[e][0],g=a[e][1];f=f.substring(b,f.length-c);d[e]=[f,g]}return d};Blockly.FieldDropdown.prototype.isOptionListDynamic=function(){return"function"==typeof this.menuGenerator_};
+Blockly.FieldDropdown.prototype.getOptions=function(a){return this.isOptionListDynamic()?(this.generatedOptions_&&a||(this.generatedOptions_=this.menuGenerator_.call(this),Blockly.FieldDropdown.validateOptions_(this.generatedOptions_)),this.generatedOptions_):this.menuGenerator_};
+Blockly.FieldDropdown.prototype.doClassValidation_=function(a){for(var b=!1,c=this.getOptions(!0),d=0,e;e=c[d];d++)if(e[1]==a){b=!0;break}return b?a:(this.sourceBlock_&&console.warn("Cannot set the dropdown's value to an unavailable option. Block type: "+this.sourceBlock_.type+", Field name: "+this.name+", Value: "+a),null)};
+Blockly.FieldDropdown.prototype.doValueUpdate_=function(a){Blockly.FieldDropdown.superClass_.doValueUpdate_.call(this,a);a=this.getOptions(!0);for(var b=0,c;c=a[b];b++)c[1]==this.value_&&(this.selectedOption_=c)};
+Blockly.FieldDropdown.prototype.applyColour=function(){this.borderRect_&&(this.borderRect_.setAttribute("stroke",this.sourceBlock_.style.colourTertiary),this.menu_?this.borderRect_.setAttribute("fill",this.sourceBlock_.style.colourTertiary):this.borderRect_.setAttribute("fill","transparent"));this.sourceBlock_&&this.arrow_&&(this.sourceBlock_.isShadow()?this.arrow_.style.fill=this.sourceBlock_.style.colourSecondary:this.arrow_.style.fill=this.sourceBlock_.style.colourPrimary)};
+Blockly.FieldDropdown.prototype.render_=function(){this.textContent_.nodeValue="";this.imageElement_.style.display="none";var a=this.selectedOption_&&this.selectedOption_[0];a&&"object"==typeof a?this.renderSelectedImage_(a):this.renderSelectedText_();this.positionBorderRect_()};
+Blockly.FieldDropdown.prototype.renderSelectedImage_=function(a){this.imageElement_.style.display="";this.imageElement_.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",a.src);this.imageElement_.setAttribute("height",a.height);this.imageElement_.setAttribute("width",a.width);var b=Number(a.height);a=Number(a.width);var c=!!this.borderRect_,d=Math.max(c?this.getConstants().FIELD_DROPDOWN_BORDER_RECT_HEIGHT:0,b+Blockly.FieldDropdown.IMAGE_Y_PADDING);c=c?this.getConstants().FIELD_BORDER_RECT_X_PADDING:
+0;var e=this.svgArrow_?this.positionSVGArrow_(a+c,d/2-this.getConstants().FIELD_DROPDOWN_SVG_ARROW_SIZE/2):Blockly.utils.dom.getFastTextWidth(this.arrow_,this.getConstants().FIELD_TEXT_FONTSIZE,this.getConstants().FIELD_TEXT_FONTWEIGHT,this.getConstants().FIELD_TEXT_FONTFAMILY);this.size_.width=a+e+2*c;this.size_.height=d;var f=0;this.sourceBlock_.RTL?this.imageElement_.setAttribute("x",c+e):(f=a+e,this.textElement_.setAttribute("text-anchor","end"),this.imageElement_.setAttribute("x",c));this.imageElement_.setAttribute("y",
+d/2-b/2);this.positionTextElement_(f+c,a+e)};
+Blockly.FieldDropdown.prototype.renderSelectedText_=function(){this.textContent_.nodeValue=this.getDisplayText_();Blockly.utils.dom.addClass(this.textElement_,"blocklyDropdownText");this.textElement_.setAttribute("text-anchor","start");var a=!!this.borderRect_,b=Math.max(a?this.getConstants().FIELD_DROPDOWN_BORDER_RECT_HEIGHT:0,this.getConstants().FIELD_TEXT_HEIGHT),c=Blockly.utils.dom.getFastTextWidth(this.textElement_,this.getConstants().FIELD_TEXT_FONTSIZE,this.getConstants().FIELD_TEXT_FONTWEIGHT,
+this.getConstants().FIELD_TEXT_FONTFAMILY);a=a?this.getConstants().FIELD_BORDER_RECT_X_PADDING:0;var d=0;this.svgArrow_&&(d=this.positionSVGArrow_(c+a,b/2-this.getConstants().FIELD_DROPDOWN_SVG_ARROW_SIZE/2));this.size_.width=c+d+2*a;this.size_.height=b;this.positionTextElement_(a,c)};
+Blockly.FieldDropdown.prototype.positionSVGArrow_=function(a,b){if(!this.svgArrow_)return 0;var c=this.borderRect_?this.getConstants().FIELD_BORDER_RECT_X_PADDING:0,d=this.getConstants().FIELD_DROPDOWN_SVG_ARROW_PADDING,e=this.getConstants().FIELD_DROPDOWN_SVG_ARROW_SIZE;this.svgArrow_.setAttribute("transform","translate("+(this.sourceBlock_.RTL?c:a+d)+","+b+")");return e+d};
+Blockly.FieldDropdown.prototype.getText_=function(){if(!this.selectedOption_)return null;var a=this.selectedOption_[0];return"object"==typeof a?a.alt:a};
+Blockly.FieldDropdown.validateOptions_=function(a){if(!Array.isArray(a))throw TypeError("FieldDropdown options must be an array.");if(!a.length)throw TypeError("FieldDropdown options must not be an empty array.");for(var b=!1,c=0;c<a.length;++c){var d=a[c];Array.isArray(d)?"string"!=typeof d[1]?(b=!0,console.error("Invalid option["+c+"]: Each FieldDropdown option id must be a string. Found "+d[1]+" in: ",d)):d[0]&&"string"!=typeof d[0]&&"string"!=typeof d[0].src&&(b=!0,console.error("Invalid option["+
+c+"]: Each FieldDropdown option must have a string label or image description. Found"+d[0]+" in: ",d)):(b=!0,console.error("Invalid option["+c+"]: Each FieldDropdown option must be an array. Found: ",d))}if(b)throw TypeError("Found invalid FieldDropdown options.");};
+Blockly.FieldDropdown.prototype.onBlocklyAction=function(a){if(this.menu_){if(a===Blockly.navigation.ACTION_PREVIOUS)return this.menu_.highlightPrevious(),!0;if(a===Blockly.navigation.ACTION_NEXT)return this.menu_.highlightNext(),!0}return Blockly.FieldDropdown.superClass_.onBlocklyAction.call(this,a)};Blockly.fieldRegistry.register("field_dropdown",Blockly.FieldDropdown);Blockly.FieldLabelSerializable=function(a,b,c){Blockly.FieldLabelSerializable.superClass_.constructor.call(this,a,b,c)};Blockly.utils.object.inherits(Blockly.FieldLabelSerializable,Blockly.FieldLabel);Blockly.FieldLabelSerializable.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldLabelSerializable(b,void 0,a)};Blockly.FieldLabelSerializable.prototype.EDITABLE=!1;Blockly.FieldLabelSerializable.prototype.SERIALIZABLE=!0;
+Blockly.fieldRegistry.register("field_label_serializable",Blockly.FieldLabelSerializable);Blockly.FieldImage=function(a,b,c,d,e,f,g){if(!a)throw Error("Src value of an image field is required");a=Blockly.utils.replaceMessageReferences(a);c=Number(Blockly.utils.replaceMessageReferences(c));b=Number(Blockly.utils.replaceMessageReferences(b));if(isNaN(c)||isNaN(b))throw Error("Height and width values of an image field must cast to numbers.");if(0>=c||0>=b)throw Error("Height and width values of an image field must be greater than 0.");this.flipRtl_=!1;this.altText_="";Blockly.FieldImage.superClass_.constructor.call(this,
+a||"",null,g);g||(this.flipRtl_=!!f,this.altText_=Blockly.utils.replaceMessageReferences(d)||"");this.size_=new Blockly.utils.Size(b,c+Blockly.FieldImage.Y_PADDING);this.imageHeight_=c;this.clickHandler_=null;"function"==typeof e&&(this.clickHandler_=e);this.imageElement_=null};Blockly.utils.object.inherits(Blockly.FieldImage,Blockly.Field);Blockly.FieldImage.fromJson=function(a){return new Blockly.FieldImage(a.src,a.width,a.height,void 0,void 0,void 0,a)};Blockly.FieldImage.Y_PADDING=1;
+Blockly.FieldImage.prototype.EDITABLE=!1;Blockly.FieldImage.prototype.isDirty_=!1;Blockly.FieldImage.prototype.configure_=function(a){Blockly.FieldImage.superClass_.configure_.call(this,a);this.flipRtl_=!!a.flipRtl;this.altText_=Blockly.utils.replaceMessageReferences(a.alt)||""};
+Blockly.FieldImage.prototype.initView=function(){this.imageElement_=Blockly.utils.dom.createSvgElement("image",{height:this.imageHeight_+"px",width:this.size_.width+"px",alt:this.altText_},this.fieldGroup_);this.imageElement_.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",this.value_);this.clickHandler_&&(this.imageElement_.style.cursor="pointer")};Blockly.FieldImage.prototype.updateSize_=function(){};
+Blockly.FieldImage.prototype.doClassValidation_=function(a){return"string"!=typeof a?null:a};Blockly.FieldImage.prototype.doValueUpdate_=function(a){this.value_=a;this.imageElement_&&this.imageElement_.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",String(this.value_))};Blockly.FieldImage.prototype.getFlipRtl=function(){return this.flipRtl_};Blockly.FieldImage.prototype.setAlt=function(a){a!=this.altText_&&(this.altText_=a||"",this.imageElement_&&this.imageElement_.setAttribute("alt",this.altText_))};
+Blockly.FieldImage.prototype.showEditor_=function(){this.clickHandler_&&this.clickHandler_(this)};Blockly.FieldImage.prototype.setOnClickHandler=function(a){this.clickHandler_=a};Blockly.FieldImage.prototype.getText_=function(){return this.altText_};Blockly.fieldRegistry.register("field_image",Blockly.FieldImage);Blockly.FieldMultilineInput=function(a,b,c){null==a&&(a="");Blockly.FieldMultilineInput.superClass_.constructor.call(this,a,b,c);this.textGroup_=null};Blockly.utils.object.inherits(Blockly.FieldMultilineInput,Blockly.FieldTextInput);Blockly.FieldMultilineInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldMultilineInput(b,void 0,a)};
+Blockly.FieldMultilineInput.prototype.initView=function(){this.createBorderRect_();this.textGroup_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyEditableText"},this.fieldGroup_)};
+Blockly.FieldMultilineInput.prototype.getDisplayText_=function(){var a=this.value_;if(!a)return Blockly.Field.NBSP;var b=a.split("\n");a="";for(var c=0;c<b.length;c++){var d=b[c];d.length>this.maxDisplayLength&&(d=d.substring(0,this.maxDisplayLength-4)+"...");d=d.replace(/\s/g,Blockly.Field.NBSP);a+=d;c!==b.length-1&&(a+="\n")}this.sourceBlock_.RTL&&(a+="\u200f");return a};
+Blockly.FieldMultilineInput.prototype.render_=function(){for(var a;a=this.textGroup_.firstChild;)this.textGroup_.removeChild(a);a=this.getDisplayText_().split("\n");for(var b=0,c=0;c<a.length;c++){var d=this.getConstants().FIELD_TEXT_HEIGHT+this.getConstants().FIELD_BORDER_RECT_Y_PADDING;Blockly.utils.dom.createSvgElement("text",{"class":"blocklyText blocklyMultilineText",x:this.getConstants().FIELD_BORDER_RECT_X_PADDING,y:b+this.getConstants().FIELD_BORDER_RECT_Y_PADDING,dy:this.getConstants().FIELD_TEXT_BASELINE},
+this.textGroup_).appendChild(document.createTextNode(a[c]));b+=d}this.updateSize_();this.isBeingEdited_&&(this.sourceBlock_.RTL?setTimeout(this.resizeEditor_.bind(this),0):this.resizeEditor_(),a=this.htmlInput_,this.isTextValid_?(Blockly.utils.dom.removeClass(a,"blocklyInvalidInput"),Blockly.utils.aria.setState(a,Blockly.utils.aria.State.INVALID,!1)):(Blockly.utils.dom.addClass(a,"blocklyInvalidInput"),Blockly.utils.aria.setState(a,Blockly.utils.aria.State.INVALID,!0)))};
+Blockly.FieldMultilineInput.prototype.updateSize_=function(){for(var a=this.textGroup_.childNodes,b=0,c=0,d=0;d<a.length;d++){var e=Blockly.utils.dom.getTextWidth(a[d]);e>b&&(b=e);c+=this.getConstants().FIELD_TEXT_HEIGHT+(0<d?this.getConstants().FIELD_BORDER_RECT_Y_PADDING:0)}this.borderRect_&&(c+=2*this.getConstants().FIELD_BORDER_RECT_Y_PADDING,b+=2*this.getConstants().FIELD_BORDER_RECT_X_PADDING,this.borderRect_.setAttribute("width",b),this.borderRect_.setAttribute("height",c));this.size_.width=
+b;this.size_.height=c;this.positionBorderRect_()};
+Blockly.FieldMultilineInput.prototype.widgetCreate_=function(){var a=Blockly.WidgetDiv.DIV,b=this.workspace_.getScale(),c=document.createElement("textarea");c.className="blocklyHtmlInput blocklyHtmlTextAreaInput";c.setAttribute("spellcheck",this.spellcheck_);var d=this.getConstants().FIELD_TEXT_FONTSIZE*b+"pt";a.style.fontSize=d;c.style.fontSize=d;c.style.borderRadius=Blockly.FieldTextInput.BORDERRADIUS*b+"px";d=this.getConstants().FIELD_BORDER_RECT_X_PADDING*b;var e=this.getConstants().FIELD_BORDER_RECT_Y_PADDING*
+b/2;c.style.padding=e+"px "+d+"px "+e+"px "+d+"px";d=this.getConstants().FIELD_TEXT_HEIGHT+this.getConstants().FIELD_BORDER_RECT_Y_PADDING;c.style.lineHeight=d*b+"px";a.appendChild(c);c.value=c.defaultValue=this.getEditorText_(this.value_);c.untypedDefaultValue_=this.value_;c.oldValue_=null;Blockly.utils.userAgent.GECKO?setTimeout(this.resizeEditor_.bind(this),0):this.resizeEditor_();this.bindInputEvents_(c);return c};
+Blockly.FieldMultilineInput.prototype.onHtmlInputKeyDown_=function(a){a.keyCode!==Blockly.utils.KeyCodes.ENTER&&Blockly.FieldMultilineInput.superClass_.onHtmlInputKeyDown_.call(this,a)};Blockly.Css.register(".blocklyHtmlTextAreaInput {,font-family: monospace;,resize: none;,overflow: hidden;,height: 100%;,text-align: left;,}".split(","));Blockly.fieldRegistry.register("field_multilinetext",Blockly.FieldMultilineInput);Blockly.FieldNumber=function(a,b,c,d,e,f){this.min_=-Infinity;this.max_=Infinity;this.precision_=0;this.decimalPlaces_=null;Blockly.FieldNumber.superClass_.constructor.call(this,a||0,e,f);f||this.setConstraints(b,c,d)};Blockly.utils.object.inherits(Blockly.FieldNumber,Blockly.FieldTextInput);Blockly.FieldNumber.fromJson=function(a){return new Blockly.FieldNumber(a.value,void 0,void 0,void 0,void 0,a)};Blockly.FieldNumber.prototype.SERIALIZABLE=!0;
+Blockly.FieldNumber.prototype.configure_=function(a){Blockly.FieldNumber.superClass_.configure_.call(this,a);this.setMinInternal_(a.min);this.setMaxInternal_(a.max);this.setPrecisionInternal_(a.precision)};Blockly.FieldNumber.prototype.setConstraints=function(a,b,c){this.setMinInternal_(a);this.setMaxInternal_(b);this.setPrecisionInternal_(c);this.setValue(this.getValue())};Blockly.FieldNumber.prototype.setMin=function(a){this.setMinInternal_(a);this.setValue(this.getValue())};
+Blockly.FieldNumber.prototype.setMinInternal_=function(a){null==a?this.min_=-Infinity:(a=Number(a),isNaN(a)||(this.min_=a))};Blockly.FieldNumber.prototype.getMin=function(){return this.min_};Blockly.FieldNumber.prototype.setMax=function(a){this.setMaxInternal_(a);this.setValue(this.getValue())};Blockly.FieldNumber.prototype.setMaxInternal_=function(a){null==a?this.max_=Infinity:(a=Number(a),isNaN(a)||(this.max_=a))};Blockly.FieldNumber.prototype.getMax=function(){return this.max_};
+Blockly.FieldNumber.prototype.setPrecision=function(a){this.setPrecisionInternal_(a);this.setValue(this.getValue())};Blockly.FieldNumber.prototype.setPrecisionInternal_=function(a){null==a?this.precision_=0:(a=Number(a),isNaN(a)||(this.precision_=a));var b=this.precision_.toString(),c=b.indexOf(".");this.decimalPlaces_=-1==c?a?0:null:b.length-c-1};Blockly.FieldNumber.prototype.getPrecision=function(){return this.precision_};
+Blockly.FieldNumber.prototype.doClassValidation_=function(a){if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=a.replace(/infinity/i,"Infinity");a=Number(a||0);if(isNaN(a))return null;a=Math.min(Math.max(a,this.min_),this.max_);this.precision_&&isFinite(a)&&(a=Math.round(a/this.precision_)*this.precision_);null!=this.decimalPlaces_&&(a=Number(a.toFixed(this.decimalPlaces_)));return a};
+Blockly.FieldNumber.prototype.widgetCreate_=function(){var a=Blockly.FieldNumber.superClass_.widgetCreate_.call(this);-Infinity<this.min_&&Blockly.utils.aria.setState(a,Blockly.utils.aria.State.VALUEMIN,this.min_);Infinity>this.max_&&Blockly.utils.aria.setState(a,Blockly.utils.aria.State.VALUEMAX,this.max_);return a};Blockly.fieldRegistry.register("field_number",Blockly.FieldNumber);Blockly.FieldVariable=function(a,b,c,d,e){this.menuGenerator_=Blockly.FieldVariable.dropdownCreate;this.defaultVariableName=a||"";this.size_=new Blockly.utils.Size(0,0);e&&this.configure_(e);b&&this.setValidator(b);e||this.setTypes_(c,d)};Blockly.utils.object.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);Blockly.FieldVariable.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.variable);return new Blockly.FieldVariable(b,void 0,void 0,void 0,a)};
+Blockly.FieldVariable.prototype.workspace_=null;Blockly.FieldVariable.prototype.SERIALIZABLE=!0;Blockly.FieldVariable.prototype.configure_=function(a){Blockly.FieldVariable.superClass_.configure_.call(this,a);this.setTypes_(a.variableTypes,a.defaultType)};Blockly.FieldVariable.prototype.initModel=function(){if(!this.variable_){var a=Blockly.Variables.getOrCreateVariablePackage(this.sourceBlock_.workspace,null,this.defaultVariableName,this.defaultType_);this.doValueUpdate_(a.getId())}};
+Blockly.FieldVariable.prototype.shouldAddBorderRect_=function(){return Blockly.FieldVariable.superClass_.shouldAddBorderRect_.call(this)&&(!this.getConstants().FIELD_DROPDOWN_NO_BORDER_RECT_SHADOW||"variables_get"!=this.sourceBlock_.type)};
+Blockly.FieldVariable.prototype.fromXml=function(a){var b=a.getAttribute("id"),c=a.textContent,d=a.getAttribute("variabletype")||a.getAttribute("variableType")||"";b=Blockly.Variables.getOrCreateVariablePackage(this.sourceBlock_.workspace,b,c,d);if(null!=d&&d!==b.type)throw Error("Serialized variable type with id '"+b.getId()+"' had type "+b.type+", and does not match variable field that references it: "+Blockly.Xml.domToText(a)+".");this.setValue(b.getId())};
+Blockly.FieldVariable.prototype.toXml=function(a){this.initModel();a.id=this.variable_.getId();a.textContent=this.variable_.name;this.variable_.type&&a.setAttribute("variabletype",this.variable_.type);return a};Blockly.FieldVariable.prototype.setSourceBlock=function(a){if(a.isShadow())throw Error("Variable fields are not allowed to exist on shadow blocks.");Blockly.FieldVariable.superClass_.setSourceBlock.call(this,a)};
+Blockly.FieldVariable.prototype.getValue=function(){return this.variable_?this.variable_.getId():null};Blockly.FieldVariable.prototype.getText=function(){return this.variable_?this.variable_.name:""};Blockly.FieldVariable.prototype.getVariable=function(){return this.variable_};Blockly.FieldVariable.prototype.getValidator=function(){return this.variable_?this.validator_:null};
+Blockly.FieldVariable.prototype.doClassValidation_=function(a){if(null===a)return null;var b=Blockly.Variables.getVariable(this.sourceBlock_.workspace,a);if(!b)return console.warn("Variable id doesn't point to a real variable! ID was "+a),null;b=b.type;return this.typeIsAllowed_(b)?a:(console.warn("Variable type doesn't match this field!  Type was "+b),null)};
+Blockly.FieldVariable.prototype.doValueUpdate_=function(a){this.variable_=Blockly.Variables.getVariable(this.sourceBlock_.workspace,a);Blockly.FieldVariable.superClass_.doValueUpdate_.call(this,a)};Blockly.FieldVariable.prototype.typeIsAllowed_=function(a){var b=this.getVariableTypes_();if(!b)return!0;for(var c=0;c<b.length;c++)if(a==b[c])return!0;return!1};
+Blockly.FieldVariable.prototype.getVariableTypes_=function(){var a=this.variableTypes;if(null===a&&this.sourceBlock_&&this.sourceBlock_.workspace)return this.sourceBlock_.workspace.getVariableTypes();a=a||[""];if(0==a.length)throw a=this.getText(),Error("'variableTypes' of field variable "+a+" was an empty list");return a};
+Blockly.FieldVariable.prototype.setTypes_=function(a,b){b=b||"";if(null==a||void 0==a)a=null;else if(Array.isArray(a)){for(var c=!1,d=0;d<a.length;d++)a[d]==b&&(c=!0);if(!c)throw Error("Invalid default type '"+b+"' in the definition of a FieldVariable");}else throw Error("'variableTypes' was not an array in the definition of a FieldVariable");this.defaultType_=b;this.variableTypes=a};Blockly.FieldVariable.prototype.refreshVariableName=function(){this.forceRerender()};
+Blockly.FieldVariable.dropdownCreate=function(){if(!this.variable_)throw Error("Tried to call dropdownCreate on a variable field with no variable selected.");var a=this.getText(),b=[];if(this.sourceBlock_&&this.sourceBlock_.workspace)for(var c=this.getVariableTypes_(),d=0;d<c.length;d++){var e=this.sourceBlock_.workspace.getVariablesOfType(c[d]);b=b.concat(e)}b.sort(Blockly.VariableModel.compareByName);c=[];for(d=0;d<b.length;d++)c[d]=[b[d].name,b[d].getId()];c.push([Blockly.Msg.RENAME_VARIABLE,Blockly.RENAME_VARIABLE_ID]);
+Blockly.Msg.DELETE_VARIABLE&&c.push([Blockly.Msg.DELETE_VARIABLE.replace("%1",a),Blockly.DELETE_VARIABLE_ID]);return c};Blockly.FieldVariable.prototype.onItemSelected_=function(a,b){a=b.getValue();if(this.sourceBlock_&&this.sourceBlock_.workspace){if(a==Blockly.RENAME_VARIABLE_ID){Blockly.Variables.renameVariable(this.sourceBlock_.workspace,this.variable_);return}if(a==Blockly.DELETE_VARIABLE_ID){this.sourceBlock_.workspace.deleteVariableById(this.variable_.getId());return}}this.setValue(a)};
+Blockly.FieldVariable.prototype.referencesVariables=function(){return!0};Blockly.fieldRegistry.register("field_variable",Blockly.FieldVariable);Blockly.utils.svgPaths={};Blockly.utils.svgPaths.point=function(a,b){return" "+a+","+b+" "};Blockly.utils.svgPaths.curve=function(a,b){return" "+a+b.join("")};Blockly.utils.svgPaths.moveTo=function(a,b){return" M "+a+","+b+" "};Blockly.utils.svgPaths.moveBy=function(a,b){return" m "+a+","+b+" "};Blockly.utils.svgPaths.lineTo=function(a,b){return" l "+a+","+b+" "};Blockly.utils.svgPaths.line=function(a){return" l"+a.join("")};Blockly.utils.svgPaths.lineOnAxis=function(a,b){return" "+a+" "+b+" "};
+Blockly.utils.svgPaths.arc=function(a,b,c,d){return a+" "+c+" "+c+" "+b+d};Blockly.blockRendering.ConstantProvider=function(){this.NO_PADDING=0;this.SMALL_PADDING=3;this.MEDIUM_PADDING=5;this.MEDIUM_LARGE_PADDING=8;this.LARGE_PADDING=10;this.TALL_INPUT_FIELD_OFFSET_Y=this.MEDIUM_PADDING;this.TAB_HEIGHT=15;this.TAB_OFFSET_FROM_TOP=5;this.TAB_VERTICAL_OVERLAP=2.5;this.TAB_WIDTH=8;this.NOTCH_WIDTH=15;this.NOTCH_HEIGHT=4;this.MIN_BLOCK_WIDTH=12;this.EMPTY_BLOCK_SPACER_HEIGHT=16;this.DUMMY_INPUT_SHADOW_MIN_HEIGHT=this.DUMMY_INPUT_MIN_HEIGHT=this.TAB_HEIGHT;this.CORNER_RADIUS=
+8;this.STATEMENT_INPUT_NOTCH_OFFSET=this.NOTCH_OFFSET_LEFT=15;this.STATEMENT_BOTTOM_SPACER=0;this.STATEMENT_INPUT_PADDING_LEFT=20;this.BETWEEN_STATEMENT_PADDING_Y=4;this.TOP_ROW_MIN_HEIGHT=this.MEDIUM_PADDING;this.TOP_ROW_PRECEDES_STATEMENT_MIN_HEIGHT=this.LARGE_PADDING;this.BOTTOM_ROW_MIN_HEIGHT=this.MEDIUM_PADDING;this.BOTTOM_ROW_AFTER_STATEMENT_MIN_HEIGHT=this.LARGE_PADDING;this.ADD_START_HATS=!1;this.START_HAT_HEIGHT=15;this.START_HAT_WIDTH=100;this.SPACER_DEFAULT_HEIGHT=15;this.MIN_BLOCK_HEIGHT=
+24;this.EMPTY_INLINE_INPUT_PADDING=14.5;this.EMPTY_INLINE_INPUT_HEIGHT=this.TAB_HEIGHT+11;this.EXTERNAL_VALUE_INPUT_PADDING=2;this.EMPTY_STATEMENT_INPUT_HEIGHT=this.MIN_BLOCK_HEIGHT;this.START_POINT=Blockly.utils.svgPaths.moveBy(0,0);this.JAGGED_TEETH_HEIGHT=12;this.JAGGED_TEETH_WIDTH=6;this.FIELD_TEXT_FONTSIZE=11;this.FIELD_TEXT_FONTWEIGHT="normal";this.FIELD_TEXT_FONTFAMILY="sans-serif";this.FIELD_TEXT_BASELINE=this.FIELD_TEXT_HEIGHT=-1;this.FIELD_BORDER_RECT_RADIUS=4;this.FIELD_BORDER_RECT_HEIGHT=
+16;this.FIELD_BORDER_RECT_X_PADDING=5;this.FIELD_BORDER_RECT_Y_PADDING=3;this.FIELD_BORDER_RECT_COLOUR="#fff";this.FIELD_TEXT_BASELINE_CENTER=!Blockly.utils.userAgent.IE&&!Blockly.utils.userAgent.EDGE;this.FIELD_DROPDOWN_BORDER_RECT_HEIGHT=this.FIELD_BORDER_RECT_HEIGHT;this.FIELD_DROPDOWN_SVG_ARROW=this.FIELD_DROPDOWN_COLOURED_DIV=this.FIELD_DROPDOWN_NO_BORDER_RECT_SHADOW=!1;this.FIELD_DROPDOWN_SVG_ARROW_PADDING=this.FIELD_BORDER_RECT_X_PADDING;this.FIELD_DROPDOWN_SVG_ARROW_SIZE=12;this.FIELD_DROPDOWN_SVG_ARROW_DATAURI=
+"data:image/svg+xml;base64,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";
+this.FIELD_COLOUR_FULL_BLOCK=this.FIELD_TEXTINPUT_BOX_SHADOW=!1;this.FIELD_COLOUR_DEFAULT_WIDTH=26;this.FIELD_COLOUR_DEFAULT_HEIGHT=this.FIELD_BORDER_RECT_HEIGHT;this.FIELD_CHECKBOX_X_OFFSET=this.FIELD_BORDER_RECT_X_PADDING-3;this.randomIdentifier=String(Math.random()).substring(2);this.embossFilterId="";this.embossFilter_=null;this.disabledPatternId="";this.disabledPattern_=null;this.debugFilterId="";this.cssNode_=this.debugFilter_=null;this.CURSOR_COLOUR="#cc0a0a";this.MARKER_COLOUR="#4286f4";this.CURSOR_WS_WIDTH=
+100;this.WS_CURSOR_HEIGHT=5;this.CURSOR_STACK_PADDING=10;this.CURSOR_BLOCK_PADDING=2;this.CURSOR_STROKE_WIDTH=4;this.FULL_BLOCK_FIELDS=!1;this.INSERTION_MARKER_COLOUR="#000000";this.INSERTION_MARKER_OPACITY=.2;this.SHAPES={PUZZLE:1,NOTCH:2}};
+Blockly.blockRendering.ConstantProvider.prototype.init=function(){this.JAGGED_TEETH=this.makeJaggedTeeth();this.NOTCH=this.makeNotch();this.START_HAT=this.makeStartHat();this.PUZZLE_TAB=this.makePuzzleTab();this.INSIDE_CORNERS=this.makeInsideCorners();this.OUTSIDE_CORNERS=this.makeOutsideCorners()};Blockly.blockRendering.ConstantProvider.prototype.setTheme=function(a){this.blockStyles={};var b=a.blockStyles,c;for(c in b)this.blockStyles[c]=this.validatedBlockStyle_(b[c]);this.setDynamicProperties_(a)};
+Blockly.blockRendering.ConstantProvider.prototype.setDynamicProperties_=function(a){this.setFontConstants_(a);this.setComponentConstants_(a);this.ADD_START_HATS=null!=a.startHats?a.startHats:this.ADD_START_HATS};
+Blockly.blockRendering.ConstantProvider.prototype.setFontConstants_=function(a){this.FIELD_TEXT_FONTFAMILY=a.fontStyle&&void 0!=a.fontStyle.family?a.fontStyle.family:this.FIELD_TEXT_FONTFAMILY;this.FIELD_TEXT_FONTWEIGHT=a.fontStyle&&void 0!=a.fontStyle.weight?a.fontStyle.weight:this.FIELD_TEXT_FONTWEIGHT;this.FIELD_TEXT_FONTSIZE=a.fontStyle&&void 0!=a.fontStyle.size?a.fontStyle.size:this.FIELD_TEXT_FONTSIZE;a=Blockly.utils.dom.measureFontMetrics("Hg",this.FIELD_TEXT_FONTSIZE+"pt",this.FIELD_TEXT_FONTWEIGHT,
+this.FIELD_TEXT_FONTFAMILY);this.FIELD_TEXT_HEIGHT=a.height;this.FIELD_TEXT_BASELINE=a.baseline};
+Blockly.blockRendering.ConstantProvider.prototype.setComponentConstants_=function(a){this.CURSOR_COLOUR=a.getComponentStyle("cursorColour")||this.CURSOR_COLOUR;this.MARKER_COLOUR=a.getComponentStyle("markerColour")||this.MARKER_COLOUR;this.INSERTION_MARKER_COLOUR=a.getComponentStyle("insertionMarkerColour")||this.INSERTION_MARKER_COLOUR;this.INSERTION_MARKER_OPACITY=Number(a.getComponentStyle("insertionMarkerOpacity"))||this.INSERTION_MARKER_OPACITY};
+Blockly.blockRendering.ConstantProvider.prototype.getBlockStyleForColour=function(a){var b="auto_"+a;this.blockStyles[b]||(this.blockStyles[b]=this.createBlockStyle_(a));return{style:this.blockStyles[b],name:b}};Blockly.blockRendering.ConstantProvider.prototype.getBlockStyle=function(a){return this.blockStyles[a||""]||(a&&0==a.indexOf("auto_")?this.getBlockStyleForColour(a.substring(5)).style:this.createBlockStyle_("#000000"))};Blockly.blockRendering.ConstantProvider.prototype.createBlockStyle_=function(a){return this.validatedBlockStyle_({colourPrimary:a})};
+Blockly.blockRendering.ConstantProvider.prototype.validatedBlockStyle_=function(a){var b={};a&&Blockly.utils.object.mixin(b,a);a=Blockly.utils.parseBlockColour(b.colourPrimary||"#000");b.colourPrimary=a.hex;b.colourSecondary=b.colourSecondary?Blockly.utils.parseBlockColour(b.colourSecondary).hex:this.generateSecondaryColour_(b.colourPrimary);b.colourTertiary=b.colourTertiary?Blockly.utils.parseBlockColour(b.colourTertiary).hex:this.generateTertiaryColour_(b.colourPrimary);b.hat=b.hat||"";return b};
+Blockly.blockRendering.ConstantProvider.prototype.generateSecondaryColour_=function(a){return Blockly.utils.colour.blend("#fff",a,.6)||a};Blockly.blockRendering.ConstantProvider.prototype.generateTertiaryColour_=function(a){return Blockly.utils.colour.blend("#fff",a,.3)||a};
+Blockly.blockRendering.ConstantProvider.prototype.dispose=function(){this.embossFilter_&&Blockly.utils.dom.removeNode(this.embossFilter_);this.disabledPattern_&&Blockly.utils.dom.removeNode(this.disabledPattern_);this.debugFilter_&&Blockly.utils.dom.removeNode(this.debugFilter_);this.cssNode_=null};
+Blockly.blockRendering.ConstantProvider.prototype.makeJaggedTeeth=function(){var a=this.JAGGED_TEETH_HEIGHT,b=this.JAGGED_TEETH_WIDTH,c=Blockly.utils.svgPaths.line([Blockly.utils.svgPaths.point(b,a/4),Blockly.utils.svgPaths.point(2*-b,a/2),Blockly.utils.svgPaths.point(b,a/4)]);return{height:a,width:b,path:c}};
+Blockly.blockRendering.ConstantProvider.prototype.makeStartHat=function(){var a=this.START_HAT_HEIGHT,b=this.START_HAT_WIDTH,c=Blockly.utils.svgPaths.curve("c",[Blockly.utils.svgPaths.point(30,-a),Blockly.utils.svgPaths.point(70,-a),Blockly.utils.svgPaths.point(b,0)]);return{height:a,width:b,path:c}};
+Blockly.blockRendering.ConstantProvider.prototype.makePuzzleTab=function(){function a(a){a=a?-1:1;var d=-a,e=c/2,f=e+2.5,l=e+.5,m=Blockly.utils.svgPaths.point(-b,a*e);e=Blockly.utils.svgPaths.point(b,a*e);return Blockly.utils.svgPaths.curve("c",[Blockly.utils.svgPaths.point(0,a*f),Blockly.utils.svgPaths.point(-b,d*l),m])+Blockly.utils.svgPaths.curve("s",[Blockly.utils.svgPaths.point(b,2.5*d),e])}var b=this.TAB_WIDTH,c=this.TAB_HEIGHT,d=a(!0),e=a(!1);return{type:this.SHAPES.PUZZLE,width:b,height:c,
+pathDown:e,pathUp:d}};Blockly.blockRendering.ConstantProvider.prototype.makeNotch=function(){function a(a){return Blockly.utils.svgPaths.line([Blockly.utils.svgPaths.point(a*d,c),Blockly.utils.svgPaths.point(3*a,0),Blockly.utils.svgPaths.point(a*d,-c)])}var b=this.NOTCH_WIDTH,c=this.NOTCH_HEIGHT,d=(b-3)/2,e=a(1),f=a(-1);return{type:this.SHAPES.NOTCH,width:b,height:c,pathLeft:e,pathRight:f}};
+Blockly.blockRendering.ConstantProvider.prototype.makeInsideCorners=function(){var a=this.CORNER_RADIUS,b=Blockly.utils.svgPaths.arc("a","0 0,0",a,Blockly.utils.svgPaths.point(-a,a)),c=Blockly.utils.svgPaths.arc("a","0 0,0",a,Blockly.utils.svgPaths.point(a,a));return{width:a,height:a,pathTop:b,pathBottom:c}};
+Blockly.blockRendering.ConstantProvider.prototype.makeOutsideCorners=function(){var a=this.CORNER_RADIUS,b=Blockly.utils.svgPaths.moveBy(0,a)+Blockly.utils.svgPaths.arc("a","0 0,1",a,Blockly.utils.svgPaths.point(a,-a)),c=Blockly.utils.svgPaths.arc("a","0 0,1",a,Blockly.utils.svgPaths.point(a,a)),d=Blockly.utils.svgPaths.arc("a","0 0,1",a,Blockly.utils.svgPaths.point(-a,-a)),e=Blockly.utils.svgPaths.arc("a","0 0,1",a,Blockly.utils.svgPaths.point(-a,a));return{topLeft:b,topRight:c,bottomRight:e,bottomLeft:d,
+rightHeight:a}};Blockly.blockRendering.ConstantProvider.prototype.shapeFor=function(a){switch(a.type){case Blockly.INPUT_VALUE:case Blockly.OUTPUT_VALUE:return this.PUZZLE_TAB;case Blockly.PREVIOUS_STATEMENT:case Blockly.NEXT_STATEMENT:return this.NOTCH;default:throw Error("Unknown connection type");}};
+Blockly.blockRendering.ConstantProvider.prototype.createDom=function(a,b,c){this.injectCSS_(b,c);a=Blockly.utils.dom.createSvgElement("defs",{},a);b=Blockly.utils.dom.createSvgElement("filter",{id:"blocklyEmbossFilter"+this.randomIdentifier},a);Blockly.utils.dom.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",stdDeviation:1,result:"blur"},b);c=Blockly.utils.dom.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",
+result:"specOut"},b);Blockly.utils.dom.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},c);Blockly.utils.dom.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},b);Blockly.utils.dom.createSvgElement("feComposite",{"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,k4:0},b);this.embossFilterId=b.id;this.embossFilter_=b;b=Blockly.utils.dom.createSvgElement("pattern",{id:"blocklyDisabledPattern"+this.randomIdentifier,patternUnits:"userSpaceOnUse",
+width:10,height:10},a);Blockly.utils.dom.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},b);Blockly.utils.dom.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},b);this.disabledPatternId=b.id;this.disabledPattern_=b;Blockly.blockRendering.Debug&&(a=Blockly.utils.dom.createSvgElement("filter",{id:"blocklyDebugFilter"+this.randomIdentifier,height:"160%",width:"180%",y:"-30%",x:"-40%"},a),b=Blockly.utils.dom.createSvgElement("feComponentTransfer",{result:"outBlur"},a),Blockly.utils.dom.createSvgElement("feFuncA",
+{type:"table",tableValues:"0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1"},b),Blockly.utils.dom.createSvgElement("feFlood",{"flood-color":"#ff0000","flood-opacity":.5,result:"outColor"},a),Blockly.utils.dom.createSvgElement("feComposite",{"in":"outColor",in2:"outBlur",operator:"in",result:"outGlow"},a),this.debugFilterId=a.id,this.debugFilter_=a)};
+Blockly.blockRendering.ConstantProvider.prototype.injectCSS_=function(a,b){b=this.getCSS_(b);a="blockly-renderer-style-"+a;this.cssNode_=document.getElementById(a);var c=b.join("\n");this.cssNode_?this.cssNode_.firstChild.textContent=c:(b=document.createElement("style"),b.id=a,a=document.createTextNode(c),b.appendChild(a),document.head.insertBefore(b,document.head.firstChild),this.cssNode_=b)};
+Blockly.blockRendering.ConstantProvider.prototype.getCSS_=function(a){return[a+" .blocklyText, ",a+" .blocklyFlyoutLabelText {","font-family: "+this.FIELD_TEXT_FONTFAMILY+";","font-size: "+this.FIELD_TEXT_FONTSIZE+"pt;","font-weight: "+this.FIELD_TEXT_FONTWEIGHT+";","}",a+" .blocklyText {","fill: #fff;","}",a+" .blocklyNonEditableText>rect,",a+" .blocklyEditableText>rect {","fill: "+this.FIELD_BORDER_RECT_COLOUR+";","fill-opacity: .6;","stroke: none;","}",a+" .blocklyNonEditableText>text,",a+" .blocklyEditableText>text {",
+"fill: #000;","}",a+" .blocklyFlyoutLabelText {","fill: #000;","}",a+" .blocklyText.blocklyBubbleText {","fill: #000;","}",a+" .blocklyEditableText:not(.editing):hover>rect {","stroke: #fff;","stroke-width: 2;","}",a+" .blocklyHtmlInput {","font-family: "+this.FIELD_TEXT_FONTFAMILY+";","font-weight: "+this.FIELD_TEXT_FONTWEIGHT+";","}",a+" .blocklySelected>.blocklyPath {","stroke: #fc3;","stroke-width: 3px;","}",a+" .blocklyHighlightedConnectionPath {","stroke: #fc3;","}",a+" .blocklyReplaceable .blocklyPath {",
+"fill-opacity: .5;","}",a+" .blocklyReplaceable .blocklyPathLight,",a+" .blocklyReplaceable .blocklyPathDark {","display: none;","}",a+" .blocklyInsertionMarker>.blocklyPath {","fill-opacity: "+this.INSERTION_MARKER_OPACITY+";","stroke: none","}"]};Blockly.blockRendering.MarkerSvg=function(a,b,c){this.workspace_=a;this.marker_=c;this.parent_=null;this.constants_=b;this.currentMarkerSvg=null;a=this.isCursor()?this.constants_.CURSOR_COLOUR:this.constants_.MARKER_COLOUR;this.colour_=c.colour||a};Blockly.blockRendering.MarkerSvg.CURSOR_CLASS="blocklyCursor";Blockly.blockRendering.MarkerSvg.MARKER_CLASS="blocklyMarker";Blockly.blockRendering.MarkerSvg.HEIGHT_MULTIPLIER=.75;Blockly.blockRendering.MarkerSvg.prototype.getSvgRoot=function(){return this.svgGroup_};
+Blockly.blockRendering.MarkerSvg.prototype.isCursor=function(){return"cursor"==this.marker_.type};Blockly.blockRendering.MarkerSvg.prototype.createDom=function(){var a=this.isCursor()?Blockly.blockRendering.MarkerSvg.CURSOR_CLASS:Blockly.blockRendering.MarkerSvg.MARKER_CLASS;this.svgGroup_=Blockly.utils.dom.createSvgElement("g",{"class":a},null);this.createDomInternal_();this.applyColour_();return this.svgGroup_};
+Blockly.blockRendering.MarkerSvg.prototype.setParent_=function(a){this.isCursor()?(this.parent_&&this.parent_.setCursorSvg(null),a.setCursorSvg(this.getSvgRoot())):(this.parent_&&this.parent_.setMarkerSvg(null),a.setMarkerSvg(this.getSvgRoot()));this.parent_=a};
+Blockly.blockRendering.MarkerSvg.prototype.showWithBlockPrevOutput_=function(a){if(a){var b=a.width,c=a.height,d=c*Blockly.blockRendering.MarkerSvg.HEIGHT_MULTIPLIER,e=this.constants_.CURSOR_BLOCK_PADDING;if(a.previousConnection){var f=this.constants_.shapeFor(a.previousConnection);this.positionPrevious_(b,e,d,f)}else a.outputConnection?(f=this.constants_.shapeFor(a.outputConnection),this.positionOutput_(b,c,f)):this.positionBlock_(b,e,d);this.setParent_(a);this.showCurrent_()}};
+Blockly.blockRendering.MarkerSvg.prototype.showWithCoordinates_=function(a){var b=a.getWsCoordinate();a=b.x;b=b.y;this.workspace_.RTL&&(a-=this.constants_.CURSOR_WS_WIDTH);this.positionLine_(a,b,this.constants_.CURSOR_WS_WIDTH);this.setParent_(this.workspace_);this.showCurrent_()};Blockly.blockRendering.MarkerSvg.prototype.showWithField_=function(a){a=a.getLocation();var b=a.getSize().width,c=a.getSize().height;this.positionRect_(0,0,b,c);this.setParent_(a);this.showCurrent_()};
+Blockly.blockRendering.MarkerSvg.prototype.showWithInput_=function(a){a=a.getLocation();var b=a.getSourceBlock();this.positionInput_(a);this.setParent_(b);this.showCurrent_()};Blockly.blockRendering.MarkerSvg.prototype.showWithNext_=function(a){var b=a.getLocation();a=b.getSourceBlock();var c=0;b=b.getOffsetInBlock().y;var d=a.getHeightWidth().width;this.workspace_.RTL&&(c=-d);this.positionLine_(c,b,d);this.setParent_(a);this.showCurrent_()};
+Blockly.blockRendering.MarkerSvg.prototype.showWithStack_=function(a){a=a.getLocation();var b=a.getHeightWidth(),c=b.width+this.constants_.CURSOR_STACK_PADDING;b=b.height+this.constants_.CURSOR_STACK_PADDING;var d=-this.constants_.CURSOR_STACK_PADDING/2,e=-this.constants_.CURSOR_STACK_PADDING/2,f=d;this.workspace_.RTL&&(f=-(c+d));this.positionRect_(f,e,c,b);this.setParent_(a);this.showCurrent_()};
+Blockly.blockRendering.MarkerSvg.prototype.showCurrent_=function(){this.hide();this.currentMarkerSvg.style.display=""};Blockly.blockRendering.MarkerSvg.prototype.positionBlock_=function(a,b,c){a=Blockly.utils.svgPaths.moveBy(-b,c)+Blockly.utils.svgPaths.lineOnAxis("V",-b)+Blockly.utils.svgPaths.lineOnAxis("H",a+2*b)+Blockly.utils.svgPaths.lineOnAxis("V",c);this.markerBlock_.setAttribute("d",a);this.workspace_.RTL&&this.flipRtl_(this.markerBlock_);this.currentMarkerSvg=this.markerBlock_};
+Blockly.blockRendering.MarkerSvg.prototype.positionInput_=function(a){var b=a.getOffsetInBlock().x,c=a.getOffsetInBlock().y;a=Blockly.utils.svgPaths.moveTo(0,0)+this.constants_.shapeFor(a).pathDown;this.markerInput_.setAttribute("d",a);this.markerInput_.setAttribute("transform","translate("+b+","+c+")"+(this.workspace_.RTL?" scale(-1 1)":""));this.currentMarkerSvg=this.markerInput_};
+Blockly.blockRendering.MarkerSvg.prototype.positionLine_=function(a,b,c){this.markerSvgLine_.setAttribute("x",a);this.markerSvgLine_.setAttribute("y",b);this.markerSvgLine_.setAttribute("width",c);this.currentMarkerSvg=this.markerSvgLine_};
+Blockly.blockRendering.MarkerSvg.prototype.positionOutput_=function(a,b,c){a=Blockly.utils.svgPaths.moveBy(a,0)+Blockly.utils.svgPaths.lineOnAxis("h",-(a-c.width))+Blockly.utils.svgPaths.lineOnAxis("v",this.constants_.TAB_OFFSET_FROM_TOP)+c.pathDown+Blockly.utils.svgPaths.lineOnAxis("V",b)+Blockly.utils.svgPaths.lineOnAxis("H",a);this.markerBlock_.setAttribute("d",a);this.workspace_.RTL&&this.flipRtl_(this.markerBlock_);this.currentMarkerSvg=this.markerBlock_};
+Blockly.blockRendering.MarkerSvg.prototype.positionPrevious_=function(a,b,c,d){a=Blockly.utils.svgPaths.moveBy(-b,c)+Blockly.utils.svgPaths.lineOnAxis("V",-b)+Blockly.utils.svgPaths.lineOnAxis("H",this.constants_.NOTCH_OFFSET_LEFT)+d.pathLeft+Blockly.utils.svgPaths.lineOnAxis("H",a+2*b)+Blockly.utils.svgPaths.lineOnAxis("V",c);this.markerBlock_.setAttribute("d",a);this.workspace_.RTL&&this.flipRtl_(this.markerBlock_);this.currentMarkerSvg=this.markerBlock_};
+Blockly.blockRendering.MarkerSvg.prototype.positionRect_=function(a,b,c,d){this.markerSvgRect_.setAttribute("x",a);this.markerSvgRect_.setAttribute("y",b);this.markerSvgRect_.setAttribute("width",c);this.markerSvgRect_.setAttribute("height",d);this.currentMarkerSvg=this.markerSvgRect_};Blockly.blockRendering.MarkerSvg.prototype.flipRtl_=function(a){a.setAttribute("transform","scale(-1 1)")};
+Blockly.blockRendering.MarkerSvg.prototype.hide=function(){this.markerSvgLine_.style.display="none";this.markerSvgRect_.style.display="none";this.markerInput_.style.display="none";this.markerBlock_.style.display="none"};
+Blockly.blockRendering.MarkerSvg.prototype.draw=function(a,b){if(b){this.constants_=this.workspace_.getRenderer().getConstants();var c=this.isCursor()?this.constants_.CURSOR_COLOUR:this.constants_.MARKER_COLOUR;this.colour_=this.marker_.colour||c;this.applyColour_();this.showAtLocation_(b);this.firemarkerEvent_(a,b);a=this.currentMarkerSvg.childNodes[0];void 0!==a&&a.beginElement&&a.beginElement()}else this.hide()};
+Blockly.blockRendering.MarkerSvg.prototype.showAtLocation_=function(a){a.getType()==Blockly.ASTNode.types.BLOCK?(a=a.getLocation(),this.showWithBlockPrevOutput_(a)):a.getType()==Blockly.ASTNode.types.OUTPUT?(a=a.getLocation().getSourceBlock(),this.showWithBlockPrevOutput_(a)):a.getLocation().type==Blockly.INPUT_VALUE?this.showWithInput_(a):a.getLocation().type==Blockly.NEXT_STATEMENT?this.showWithNext_(a):a.getType()==Blockly.ASTNode.types.PREVIOUS?(a=a.getLocation().getSourceBlock(),this.showWithBlockPrevOutput_(a)):
+a.getType()==Blockly.ASTNode.types.FIELD?this.showWithField_(a):a.getType()==Blockly.ASTNode.types.WORKSPACE?this.showWithCoordinates_(a):a.getType()==Blockly.ASTNode.types.STACK&&this.showWithStack_(a)};Blockly.blockRendering.MarkerSvg.prototype.firemarkerEvent_=function(a,b){var c=b.getSourceBlock(),d=this.isCursor()?"cursorMove":"markerMove";a=new Blockly.Events.Ui(c,d,a,b);b.getType()==Blockly.ASTNode.types.WORKSPACE&&(a.workspaceId=b.getLocation().id);Blockly.Events.fire(a)};
+Blockly.blockRendering.MarkerSvg.prototype.getBlinkProperties_=function(){return{attributeType:"XML",attributeName:"fill",dur:"1s",values:this.colour_+";transparent;transparent;",repeatCount:"indefinite"}};
+Blockly.blockRendering.MarkerSvg.prototype.createDomInternal_=function(){this.markerSvg_=Blockly.utils.dom.createSvgElement("g",{width:this.constants_.CURSOR_WS_WIDTH,height:this.constants_.WS_CURSOR_HEIGHT},this.svgGroup_);this.markerSvgLine_=Blockly.utils.dom.createSvgElement("rect",{width:this.constants_.CURSOR_WS_WIDTH,height:this.constants_.WS_CURSOR_HEIGHT,style:"display: none"},this.markerSvg_);this.markerSvgRect_=Blockly.utils.dom.createSvgElement("rect",{"class":"blocklyVerticalMarker",rx:10,
+ry:10,style:"display: none"},this.markerSvg_);this.markerInput_=Blockly.utils.dom.createSvgElement("path",{transform:"",style:"display: none"},this.markerSvg_);this.markerBlock_=Blockly.utils.dom.createSvgElement("path",{transform:"",style:"display: none",fill:"none","stroke-width":this.constants_.CURSOR_STROKE_WIDTH},this.markerSvg_);if(this.isCursor()){var a=this.getBlinkProperties_();Blockly.utils.dom.createSvgElement("animate",a,this.markerSvgLine_);Blockly.utils.dom.createSvgElement("animate",
+a,this.markerInput_);a.attributeName="stroke";Blockly.utils.dom.createSvgElement("animate",a,this.markerBlock_)}return this.markerSvg_};
+Blockly.blockRendering.MarkerSvg.prototype.applyColour_=function(){this.markerSvgLine_.setAttribute("fill",this.colour_);this.markerSvgRect_.setAttribute("stroke",this.colour_);this.markerInput_.setAttribute("fill",this.colour_);this.markerBlock_.setAttribute("stroke",this.colour_);if(this.isCursor()){var a=this.colour_+";transparent;transparent;";this.markerSvgLine_.firstChild.setAttribute("values",a);this.markerInput_.firstChild.setAttribute("values",a);this.markerBlock_.firstChild.setAttribute("values",
+a)}};Blockly.blockRendering.MarkerSvg.prototype.dispose=function(){this.svgGroup_&&Blockly.utils.dom.removeNode(this.svgGroup_)};Blockly.blockRendering.Types={NONE:0,FIELD:1,HAT:2,ICON:4,SPACER:8,BETWEEN_ROW_SPACER:16,IN_ROW_SPACER:32,EXTERNAL_VALUE_INPUT:64,INPUT:128,INLINE_INPUT:256,STATEMENT_INPUT:512,CONNECTION:1024,PREVIOUS_CONNECTION:2048,NEXT_CONNECTION:4096,OUTPUT_CONNECTION:8192,CORNER:16384,LEFT_SQUARE_CORNER:32768,LEFT_ROUND_CORNER:65536,RIGHT_SQUARE_CORNER:131072,RIGHT_ROUND_CORNER:262144,JAGGED_EDGE:524288,ROW:1048576,TOP_ROW:2097152,BOTTOM_ROW:4194304,INPUT_ROW:8388608};
+Blockly.blockRendering.Types.LEFT_CORNER=Blockly.blockRendering.Types.LEFT_SQUARE_CORNER|Blockly.blockRendering.Types.LEFT_ROUND_CORNER;Blockly.blockRendering.Types.RIGHT_CORNER=Blockly.blockRendering.Types.RIGHT_SQUARE_CORNER|Blockly.blockRendering.Types.RIGHT_ROUND_CORNER;Blockly.blockRendering.Types.nextTypeValue_=16777216;
+Blockly.blockRendering.Types.getType=function(a){Blockly.blockRendering.Types.hasOwnProperty(a)||(Blockly.blockRendering.Types[a]=Blockly.blockRendering.Types.nextTypeValue_,Blockly.blockRendering.Types.nextTypeValue_<<=1);return Blockly.blockRendering.Types[a]};Blockly.blockRendering.Types.isField=function(a){return a.type&Blockly.blockRendering.Types.FIELD};Blockly.blockRendering.Types.isHat=function(a){return a.type&Blockly.blockRendering.Types.HAT};
+Blockly.blockRendering.Types.isIcon=function(a){return a.type&Blockly.blockRendering.Types.ICON};Blockly.blockRendering.Types.isSpacer=function(a){return a.type&Blockly.blockRendering.Types.SPACER};Blockly.blockRendering.Types.isInRowSpacer=function(a){return a.type&Blockly.blockRendering.Types.IN_ROW_SPACER};Blockly.blockRendering.Types.isInput=function(a){return a.type&Blockly.blockRendering.Types.INPUT};Blockly.blockRendering.Types.isExternalInput=function(a){return a.type&Blockly.blockRendering.Types.EXTERNAL_VALUE_INPUT};
+Blockly.blockRendering.Types.isInlineInput=function(a){return a.type&Blockly.blockRendering.Types.INLINE_INPUT};Blockly.blockRendering.Types.isStatementInput=function(a){return a.type&Blockly.blockRendering.Types.STATEMENT_INPUT};Blockly.blockRendering.Types.isPreviousConnection=function(a){return a.type&Blockly.blockRendering.Types.PREVIOUS_CONNECTION};Blockly.blockRendering.Types.isNextConnection=function(a){return a.type&Blockly.blockRendering.Types.NEXT_CONNECTION};
+Blockly.blockRendering.Types.isPreviousOrNextConnection=function(a){return a.type&(Blockly.blockRendering.Types.PREVIOUS_CONNECTION|Blockly.blockRendering.Types.NEXT_CONNECTION)};Blockly.blockRendering.Types.isLeftRoundedCorner=function(a){return a.type&Blockly.blockRendering.Types.LEFT_ROUND_CORNER};Blockly.blockRendering.Types.isRightRoundedCorner=function(a){return a.type&Blockly.blockRendering.Types.RIGHT_ROUND_CORNER};
+Blockly.blockRendering.Types.isLeftSquareCorner=function(a){return a.type&Blockly.blockRendering.Types.LEFT_SQUARE_CORNER};Blockly.blockRendering.Types.isRightSquareCorner=function(a){return a.type&Blockly.blockRendering.Types.RIGHT_SQUARE_CORNER};Blockly.blockRendering.Types.isCorner=function(a){return a.type&Blockly.blockRendering.Types.CORNER};Blockly.blockRendering.Types.isJaggedEdge=function(a){return a.type&Blockly.blockRendering.Types.JAGGED_EDGE};
+Blockly.blockRendering.Types.isRow=function(a){return a.type&Blockly.blockRendering.Types.ROW};Blockly.blockRendering.Types.isBetweenRowSpacer=function(a){return a.type&Blockly.blockRendering.Types.BETWEEN_ROW_SPACER};Blockly.blockRendering.Types.isTopRow=function(a){return a.type&Blockly.blockRendering.Types.TOP_ROW};Blockly.blockRendering.Types.isBottomRow=function(a){return a.type&Blockly.blockRendering.Types.BOTTOM_ROW};
+Blockly.blockRendering.Types.isTopOrBottomRow=function(a){return a.type&(Blockly.blockRendering.Types.TOP_ROW|Blockly.blockRendering.Types.BOTTOM_ROW)};Blockly.blockRendering.Types.isInputRow=function(a){return a.type&Blockly.blockRendering.Types.INPUT_ROW};Blockly.blockRendering.Measurable=function(a){this.height=this.width=0;this.type=Blockly.blockRendering.Types.NONE;this.centerline=this.xPos=0;this.constants_=a;this.notchOffset=this.constants_.NOTCH_OFFSET_LEFT};Blockly.blockRendering.Connection=function(a,b){Blockly.blockRendering.Connection.superClass_.constructor.call(this,a);this.connectionModel=b;this.shape=this.constants_.shapeFor(b);this.isDynamicShape=!!this.shape.isDynamic;this.type|=Blockly.blockRendering.Types.CONNECTION};Blockly.utils.object.inherits(Blockly.blockRendering.Connection,Blockly.blockRendering.Measurable);
+Blockly.blockRendering.OutputConnection=function(a,b){Blockly.blockRendering.OutputConnection.superClass_.constructor.call(this,a,b);this.type|=Blockly.blockRendering.Types.OUTPUT_CONNECTION;this.height=this.isDynamicShape?0:this.shape.height;this.startX=this.width=this.isDynamicShape?0:this.shape.width;this.connectionOffsetY=this.constants_.TAB_OFFSET_FROM_TOP;this.connectionOffsetX=0};Blockly.utils.object.inherits(Blockly.blockRendering.OutputConnection,Blockly.blockRendering.Connection);
+Blockly.blockRendering.PreviousConnection=function(a,b){Blockly.blockRendering.PreviousConnection.superClass_.constructor.call(this,a,b);this.type|=Blockly.blockRendering.Types.PREVIOUS_CONNECTION;this.height=this.shape.height;this.width=this.shape.width};Blockly.utils.object.inherits(Blockly.blockRendering.PreviousConnection,Blockly.blockRendering.Connection);
+Blockly.blockRendering.NextConnection=function(a,b){Blockly.blockRendering.NextConnection.superClass_.constructor.call(this,a,b);this.type|=Blockly.blockRendering.Types.NEXT_CONNECTION;this.height=this.shape.height;this.width=this.shape.width};Blockly.utils.object.inherits(Blockly.blockRendering.NextConnection,Blockly.blockRendering.Connection);Blockly.blockRendering.InputConnection=function(a,b){Blockly.blockRendering.InputConnection.superClass_.constructor.call(this,a,b.connection);this.type|=Blockly.blockRendering.Types.INPUT;this.input=b;this.align=b.align;(this.connectedBlock=b.connection&&b.connection.targetBlock()?b.connection.targetBlock():null)?(a=this.connectedBlock.getHeightWidth(),this.connectedBlockWidth=a.width,this.connectedBlockHeight=a.height):this.connectedBlockHeight=this.connectedBlockWidth=0;this.connectionOffsetY=this.connectionOffsetX=
+0};Blockly.utils.object.inherits(Blockly.blockRendering.InputConnection,Blockly.blockRendering.Connection);
+Blockly.blockRendering.InlineInput=function(a,b){Blockly.blockRendering.InlineInput.superClass_.constructor.call(this,a,b);this.type|=Blockly.blockRendering.Types.INLINE_INPUT;this.connectedBlock?(this.width=this.connectedBlockWidth,this.height=this.connectedBlockHeight):(this.height=this.constants_.EMPTY_INLINE_INPUT_HEIGHT,this.width=this.constants_.EMPTY_INLINE_INPUT_PADDING);this.connectionHeight=this.isDynamicShape?this.shape.height(this.height):this.shape.height;this.connectionWidth=this.isDynamicShape?
+this.shape.width(this.height):this.shape.width;this.connectedBlock||(this.width+=this.connectionWidth*(this.isDynamicShape?2:1));this.connectionOffsetY=this.isDynamicShape?this.shape.connectionOffsetY(this.connectionHeight):this.constants_.TAB_OFFSET_FROM_TOP;this.connectionOffsetX=this.isDynamicShape?this.shape.connectionOffsetX(this.connectionWidth):0};Blockly.utils.object.inherits(Blockly.blockRendering.InlineInput,Blockly.blockRendering.InputConnection);
+Blockly.blockRendering.StatementInput=function(a,b){Blockly.blockRendering.StatementInput.superClass_.constructor.call(this,a,b);this.type|=Blockly.blockRendering.Types.STATEMENT_INPUT;this.height=this.connectedBlock?this.connectedBlockHeight+this.constants_.STATEMENT_BOTTOM_SPACER:this.constants_.EMPTY_STATEMENT_INPUT_HEIGHT;this.width=this.constants_.STATEMENT_INPUT_NOTCH_OFFSET+this.shape.width};Blockly.utils.object.inherits(Blockly.blockRendering.StatementInput,Blockly.blockRendering.InputConnection);
+Blockly.blockRendering.ExternalValueInput=function(a,b){Blockly.blockRendering.ExternalValueInput.superClass_.constructor.call(this,a,b);this.type|=Blockly.blockRendering.Types.EXTERNAL_VALUE_INPUT;this.height=this.connectedBlock?this.connectedBlockHeight-this.constants_.TAB_OFFSET_FROM_TOP-this.constants_.MEDIUM_PADDING:this.shape.height;this.width=this.shape.width+this.constants_.EXTERNAL_VALUE_INPUT_PADDING;this.connectionOffsetY=this.constants_.TAB_OFFSET_FROM_TOP;this.connectionHeight=this.shape.height;
+this.connectionWidth=this.shape.width};Blockly.utils.object.inherits(Blockly.blockRendering.ExternalValueInput,Blockly.blockRendering.InputConnection);Blockly.blockRendering.Icon=function(a,b){Blockly.blockRendering.Icon.superClass_.constructor.call(this,a);this.icon=b;this.isVisible=b.isVisible();this.type|=Blockly.blockRendering.Types.ICON;a=b.getCorrectedSize();this.height=a.height;this.width=a.width};Blockly.utils.object.inherits(Blockly.blockRendering.Icon,Blockly.blockRendering.Measurable);
+Blockly.blockRendering.JaggedEdge=function(a){Blockly.blockRendering.JaggedEdge.superClass_.constructor.call(this,a);this.type|=Blockly.blockRendering.Types.JAGGED_EDGE;this.height=this.constants_.JAGGED_TEETH.height;this.width=this.constants_.JAGGED_TEETH.width};Blockly.utils.object.inherits(Blockly.blockRendering.JaggedEdge,Blockly.blockRendering.Measurable);
+Blockly.blockRendering.Field=function(a,b,c){Blockly.blockRendering.Field.superClass_.constructor.call(this,a);this.field=b;this.isEditable=b.EDITABLE;this.flipRtl=b.getFlipRtl();this.type|=Blockly.blockRendering.Types.FIELD;a=this.field.getSize();this.height=a.height;this.width=a.width;this.parentInput=c};Blockly.utils.object.inherits(Blockly.blockRendering.Field,Blockly.blockRendering.Measurable);
+Blockly.blockRendering.Hat=function(a){Blockly.blockRendering.Hat.superClass_.constructor.call(this,a);this.type|=Blockly.blockRendering.Types.HAT;this.height=this.constants_.START_HAT.height;this.width=this.constants_.START_HAT.width;this.ascenderHeight=this.height};Blockly.utils.object.inherits(Blockly.blockRendering.Hat,Blockly.blockRendering.Measurable);
+Blockly.blockRendering.SquareCorner=function(a,b){Blockly.blockRendering.SquareCorner.superClass_.constructor.call(this,a);this.type=(b&&"left"!=b?Blockly.blockRendering.Types.RIGHT_SQUARE_CORNER:Blockly.blockRendering.Types.LEFT_SQUARE_CORNER)|Blockly.blockRendering.Types.CORNER;this.width=this.height=this.constants_.NO_PADDING};Blockly.utils.object.inherits(Blockly.blockRendering.SquareCorner,Blockly.blockRendering.Measurable);
+Blockly.blockRendering.RoundCorner=function(a,b){Blockly.blockRendering.RoundCorner.superClass_.constructor.call(this,a);this.type=(b&&"left"!=b?Blockly.blockRendering.Types.RIGHT_ROUND_CORNER:Blockly.blockRendering.Types.LEFT_ROUND_CORNER)|Blockly.blockRendering.Types.CORNER;this.width=this.constants_.CORNER_RADIUS;this.height=this.constants_.CORNER_RADIUS/2};Blockly.utils.object.inherits(Blockly.blockRendering.RoundCorner,Blockly.blockRendering.Measurable);
+Blockly.blockRendering.InRowSpacer=function(a,b){Blockly.blockRendering.InRowSpacer.superClass_.constructor.call(this,a);this.type=this.type|Blockly.blockRendering.Types.SPACER|Blockly.blockRendering.Types.IN_ROW_SPACER;this.width=b;this.height=this.constants_.SPACER_DEFAULT_HEIGHT};Blockly.utils.object.inherits(Blockly.blockRendering.InRowSpacer,Blockly.blockRendering.Measurable);Blockly.blockRendering.Row=function(a){this.type=Blockly.blockRendering.Types.ROW;this.elements=[];this.xPos=this.yPos=this.widthWithConnectedBlocks=this.minWidth=this.minHeight=this.width=this.height=0;this.hasJaggedEdge=this.hasDummyInput=this.hasInlineInput=this.hasStatement=this.hasExternalInput=!1;this.constants_=a;this.notchOffset=this.constants_.NOTCH_OFFSET_LEFT;this.align=null};
+Blockly.blockRendering.Row.prototype.measure=function(){throw Error("Unexpected attempt to measure a base Row.");};Blockly.blockRendering.Row.prototype.getLastInput=function(){for(var a=this.elements.length-1,b;b=this.elements[a];a--)if(Blockly.blockRendering.Types.isInput(b))return b;return null};Blockly.blockRendering.Row.prototype.startsWithElemSpacer=function(){return!0};Blockly.blockRendering.Row.prototype.endsWithElemSpacer=function(){return!0};
+Blockly.blockRendering.Row.prototype.getFirstSpacer=function(){for(var a=0,b;b=this.elements[a];a++)if(Blockly.blockRendering.Types.isSpacer(b))return b;return null};Blockly.blockRendering.Row.prototype.getLastSpacer=function(){for(var a=this.elements.length-1,b;b=this.elements[a];a--)if(Blockly.blockRendering.Types.isSpacer(b))return b;return null};
+Blockly.blockRendering.TopRow=function(a){Blockly.blockRendering.TopRow.superClass_.constructor.call(this,a);this.type|=Blockly.blockRendering.Types.TOP_ROW;this.ascenderHeight=this.capline=0;this.hasPreviousConnection=!1;this.connection=null};Blockly.utils.object.inherits(Blockly.blockRendering.TopRow,Blockly.blockRendering.Row);
+Blockly.blockRendering.TopRow.prototype.hasLeftSquareCorner=function(a){var b=(a.hat?"cap"===a.hat:this.constants_.ADD_START_HATS)&&!a.outputConnection&&!a.previousConnection,c=a.getPreviousBlock();return!!a.outputConnection||b||(c?c.getNextBlock()==a:!1)};Blockly.blockRendering.TopRow.prototype.hasRightSquareCorner=function(a){return!0};
+Blockly.blockRendering.TopRow.prototype.measure=function(){for(var a=0,b=0,c=0,d=0,e;e=this.elements[d];d++)b+=e.width,Blockly.blockRendering.Types.isSpacer(e)||(Blockly.blockRendering.Types.isHat(e)?c=Math.max(c,e.ascenderHeight):a=Math.max(a,e.height));this.width=Math.max(this.minWidth,b);this.height=Math.max(this.minHeight,a)+c;this.capline=this.ascenderHeight=c;this.widthWithConnectedBlocks=this.width};Blockly.blockRendering.TopRow.prototype.startsWithElemSpacer=function(){return!1};
+Blockly.blockRendering.TopRow.prototype.endsWithElemSpacer=function(){return!1};Blockly.blockRendering.BottomRow=function(a){Blockly.blockRendering.BottomRow.superClass_.constructor.call(this,a);this.type|=Blockly.blockRendering.Types.BOTTOM_ROW;this.hasNextConnection=!1;this.connection=null;this.baseline=this.descenderHeight=0};Blockly.utils.object.inherits(Blockly.blockRendering.BottomRow,Blockly.blockRendering.Row);
+Blockly.blockRendering.BottomRow.prototype.hasLeftSquareCorner=function(a){return!!a.outputConnection||!!a.getNextBlock()};Blockly.blockRendering.BottomRow.prototype.hasRightSquareCorner=function(a){return!0};
+Blockly.blockRendering.BottomRow.prototype.measure=function(){for(var a=0,b=0,c=0,d=0,e;e=this.elements[d];d++)b+=e.width,Blockly.blockRendering.Types.isSpacer(e)||(Blockly.blockRendering.Types.isNextConnection(e)?c=Math.max(c,e.height):a=Math.max(a,e.height));this.width=Math.max(this.minWidth,b);this.height=Math.max(this.minHeight,a)+c;this.descenderHeight=c;this.widthWithConnectedBlocks=this.width};Blockly.blockRendering.BottomRow.prototype.startsWithElemSpacer=function(){return!1};
+Blockly.blockRendering.BottomRow.prototype.endsWithElemSpacer=function(){return!1};Blockly.blockRendering.SpacerRow=function(a,b,c){Blockly.blockRendering.SpacerRow.superClass_.constructor.call(this,a);this.type=this.type|Blockly.blockRendering.Types.SPACER|Blockly.blockRendering.Types.BETWEEN_ROW_SPACER;this.width=c;this.height=b;this.followsStatement=!1;this.widthWithConnectedBlocks=0;this.elements=[new Blockly.blockRendering.InRowSpacer(this.constants_,c)]};
+Blockly.utils.object.inherits(Blockly.blockRendering.SpacerRow,Blockly.blockRendering.Row);Blockly.blockRendering.SpacerRow.prototype.measure=function(){};Blockly.blockRendering.InputRow=function(a){Blockly.blockRendering.InputRow.superClass_.constructor.call(this,a);this.type|=Blockly.blockRendering.Types.INPUT_ROW;this.connectedBlockWidths=0};Blockly.utils.object.inherits(Blockly.blockRendering.InputRow,Blockly.blockRendering.Row);
+Blockly.blockRendering.InputRow.prototype.measure=function(){this.width=this.minWidth;this.height=this.minHeight;for(var a=0,b=0,c;c=this.elements[b];b++)this.width+=c.width,Blockly.blockRendering.Types.isInput(c)&&(Blockly.blockRendering.Types.isStatementInput(c)?a+=c.connectedBlockWidth:Blockly.blockRendering.Types.isExternalInput(c)&&0!=c.connectedBlockWidth&&(a+=c.connectedBlockWidth-c.connectionWidth)),Blockly.blockRendering.Types.isSpacer(c)||(this.height=Math.max(this.height,c.height));this.connectedBlockWidths=
+a;this.widthWithConnectedBlocks=this.width+a};Blockly.blockRendering.InputRow.prototype.endsWithElemSpacer=function(){return!this.hasExternalInput&&!this.hasStatement};Blockly.blockRendering.RenderInfo=function(a,b){this.block_=b;this.renderer_=a;this.constants_=this.renderer_.getConstants();this.outputConnection=b.outputConnection?new Blockly.blockRendering.OutputConnection(this.constants_,b.outputConnection):null;this.isInline=b.getInputsInline()&&!b.isCollapsed();this.isCollapsed=b.isCollapsed();this.isInsertionMarker=b.isInsertionMarker();this.RTL=b.RTL;this.statementEdge=this.width=this.widthWithChildren=this.height=0;this.rows=[];this.inputRows=[];this.hiddenIcons=
+[];this.topRow=new Blockly.blockRendering.TopRow(this.constants_);this.bottomRow=new Blockly.blockRendering.BottomRow(this.constants_);this.startY=this.startX=0};Blockly.blockRendering.RenderInfo.prototype.getRenderer=function(){return this.renderer_};Blockly.blockRendering.RenderInfo.prototype.measure=function(){this.createRows_();this.addElemSpacing_();this.addRowSpacing_();this.computeBounds_();this.alignRowElements_();this.finalize_()};
+Blockly.blockRendering.RenderInfo.prototype.createRows_=function(){this.populateTopRow_();this.rows.push(this.topRow);var a=new Blockly.blockRendering.InputRow(this.constants_);this.inputRows.push(a);var b=this.block_.getIcons();if(b.length)for(var c=0,d;d=b[c];c++){var e=new Blockly.blockRendering.Icon(this.constants_,d);this.isCollapsed&&d.collapseHidden?this.hiddenIcons.push(e):a.elements.push(e)}d=null;for(c=0;b=this.block_.inputList[c];c++)if(b.isVisible()){this.shouldStartNewRow_(b,d)&&(this.rows.push(a),
+a=new Blockly.blockRendering.InputRow(this.constants_),this.inputRows.push(a));for(d=0;e=b.fieldRow[d];d++)a.elements.push(new Blockly.blockRendering.Field(this.constants_,e,b));this.addInput_(b,a);d=b}this.isCollapsed&&(a.hasJaggedEdge=!0,a.elements.push(new Blockly.blockRendering.JaggedEdge(this.constants_)));(a.elements.length||a.hasDummyInput)&&this.rows.push(a);this.populateBottomRow_();this.rows.push(this.bottomRow)};
+Blockly.blockRendering.RenderInfo.prototype.populateTopRow_=function(){var a=!!this.block_.previousConnection,b=(this.block_.hat?"cap"===this.block_.hat:this.constants_.ADD_START_HATS)&&!this.outputConnection&&!a;this.topRow.hasLeftSquareCorner(this.block_)?this.topRow.elements.push(new Blockly.blockRendering.SquareCorner(this.constants_)):this.topRow.elements.push(new Blockly.blockRendering.RoundCorner(this.constants_));b?(a=new Blockly.blockRendering.Hat(this.constants_),this.topRow.elements.push(a),
+this.topRow.capline=a.ascenderHeight):a&&(this.topRow.hasPreviousConnection=!0,this.topRow.connection=new Blockly.blockRendering.PreviousConnection(this.constants_,this.block_.previousConnection),this.topRow.elements.push(this.topRow.connection));this.block_.inputList.length&&this.block_.inputList[0].type==Blockly.NEXT_STATEMENT&&!this.block_.isCollapsed()?this.topRow.minHeight=this.constants_.TOP_ROW_PRECEDES_STATEMENT_MIN_HEIGHT:this.topRow.minHeight=this.constants_.TOP_ROW_MIN_HEIGHT;this.topRow.hasRightSquareCorner(this.block_)?
+this.topRow.elements.push(new Blockly.blockRendering.SquareCorner(this.constants_,"right")):this.topRow.elements.push(new Blockly.blockRendering.RoundCorner(this.constants_,"right"))};
+Blockly.blockRendering.RenderInfo.prototype.populateBottomRow_=function(){this.bottomRow.hasNextConnection=!!this.block_.nextConnection;this.bottomRow.minHeight=this.block_.inputList.length&&this.block_.inputList[this.block_.inputList.length-1].type==Blockly.NEXT_STATEMENT?this.constants_.BOTTOM_ROW_AFTER_STATEMENT_MIN_HEIGHT:this.constants_.BOTTOM_ROW_MIN_HEIGHT;this.bottomRow.hasLeftSquareCorner(this.block_)?this.bottomRow.elements.push(new Blockly.blockRendering.SquareCorner(this.constants_)):
+this.bottomRow.elements.push(new Blockly.blockRendering.RoundCorner(this.constants_));this.bottomRow.hasNextConnection&&(this.bottomRow.connection=new Blockly.blockRendering.NextConnection(this.constants_,this.block_.nextConnection),this.bottomRow.elements.push(this.bottomRow.connection));this.bottomRow.hasRightSquareCorner(this.block_)?this.bottomRow.elements.push(new Blockly.blockRendering.SquareCorner(this.constants_,"right")):this.bottomRow.elements.push(new Blockly.blockRendering.RoundCorner(this.constants_,
+"right"))};
+Blockly.blockRendering.RenderInfo.prototype.addInput_=function(a,b){this.isInline&&a.type==Blockly.INPUT_VALUE?(b.elements.push(new Blockly.blockRendering.InlineInput(this.constants_,a)),b.hasInlineInput=!0):a.type==Blockly.NEXT_STATEMENT?(b.elements.push(new Blockly.blockRendering.StatementInput(this.constants_,a)),b.hasStatement=!0):a.type==Blockly.INPUT_VALUE?(b.elements.push(new Blockly.blockRendering.ExternalValueInput(this.constants_,a)),b.hasExternalInput=!0):a.type==Blockly.DUMMY_INPUT&&(b.minHeight=
+Math.max(b.minHeight,a.getSourceBlock()&&a.getSourceBlock().isShadow()?this.constants_.DUMMY_INPUT_SHADOW_MIN_HEIGHT:this.constants_.DUMMY_INPUT_MIN_HEIGHT),b.hasDummyInput=!0);null==b.align&&(b.align=a.align)};Blockly.blockRendering.RenderInfo.prototype.shouldStartNewRow_=function(a,b){return b?a.type==Blockly.NEXT_STATEMENT||b.type==Blockly.NEXT_STATEMENT?!0:a.type==Blockly.INPUT_VALUE||a.type==Blockly.DUMMY_INPUT?!this.isInline:!1:!1};
+Blockly.blockRendering.RenderInfo.prototype.addElemSpacing_=function(){for(var a=0,b;b=this.rows[a];a++){var c=b.elements;b.elements=[];b.startsWithElemSpacer()&&b.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,this.getInRowSpacing_(null,c[0])));if(c.length){for(var d=0;d<c.length-1;d++){b.elements.push(c[d]);var e=this.getInRowSpacing_(c[d],c[d+1]);b.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,e))}b.elements.push(c[c.length-1]);b.endsWithElemSpacer()&&
+b.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,this.getInRowSpacing_(c[c.length-1],null)))}}};
+Blockly.blockRendering.RenderInfo.prototype.getInRowSpacing_=function(a,b){if(!a&&b&&Blockly.blockRendering.Types.isStatementInput(b))return this.constants_.STATEMENT_INPUT_PADDING_LEFT;if(a&&Blockly.blockRendering.Types.isInput(a)&&!b){if(Blockly.blockRendering.Types.isExternalInput(a))return this.constants_.NO_PADDING;if(Blockly.blockRendering.Types.isInlineInput(a))return this.constants_.LARGE_PADDING;if(Blockly.blockRendering.Types.isStatementInput(a))return this.constants_.NO_PADDING}return a&&
+Blockly.blockRendering.Types.isLeftSquareCorner(a)&&b&&(Blockly.blockRendering.Types.isPreviousConnection(b)||Blockly.blockRendering.Types.isNextConnection(b))?b.notchOffset:a&&Blockly.blockRendering.Types.isLeftRoundedCorner(a)&&b&&(Blockly.blockRendering.Types.isPreviousConnection(b)||Blockly.blockRendering.Types.isNextConnection(b))?b.notchOffset-this.constants_.CORNER_RADIUS:this.constants_.MEDIUM_PADDING};
+Blockly.blockRendering.RenderInfo.prototype.computeBounds_=function(){for(var a=0,b=0,c=0,d=0,e;e=this.rows[d];d++){e.measure();b=Math.max(b,e.width);if(e.hasStatement){var f=e.getLastInput();a=Math.max(a,e.width-f.width)}c=Math.max(c,e.widthWithConnectedBlocks)}this.statementEdge=a;this.width=b;for(d=0;e=this.rows[d];d++)e.hasStatement&&(e.statementEdge=this.statementEdge);this.widthWithChildren=Math.max(b,c);this.outputConnection&&(this.startX=this.outputConnection.width,this.width+=this.outputConnection.width,
+this.widthWithChildren+=this.outputConnection.width)};Blockly.blockRendering.RenderInfo.prototype.alignRowElements_=function(){for(var a=0,b;b=this.rows[a];a++)if(b.hasStatement)this.alignStatementRow_(b);else{var c=b.width;c=this.getDesiredRowWidth_(b)-c;0<c&&this.addAlignmentPadding_(b,c);Blockly.blockRendering.Types.isTopOrBottomRow(b)&&(b.widthWithConnectedBlocks=b.width)}};Blockly.blockRendering.RenderInfo.prototype.getDesiredRowWidth_=function(a){return this.width-this.startX};
+Blockly.blockRendering.RenderInfo.prototype.addAlignmentPadding_=function(a,b){var c=a.getFirstSpacer(),d=a.getLastSpacer();if(a.hasExternalInput||a.hasStatement)a.widthWithConnectedBlocks+=b;a.align==Blockly.ALIGN_LEFT?d.width+=b:a.align==Blockly.ALIGN_CENTRE?(c.width+=b/2,d.width+=b/2):a.align==Blockly.ALIGN_RIGHT?c.width+=b:d.width+=b;a.width+=b};
+Blockly.blockRendering.RenderInfo.prototype.alignStatementRow_=function(a){var b=a.getLastInput(),c=a.width-b.width,d=this.statementEdge;c=d-c;0<c&&this.addAlignmentPadding_(a,c);c=a.width;d=this.getDesiredRowWidth_(a);b.width+=d-c;b.height=Math.max(b.height,a.height);a.width+=d-c;a.widthWithConnectedBlocks=Math.max(a.width,this.statementEdge+a.connectedBlockWidths)};
+Blockly.blockRendering.RenderInfo.prototype.addRowSpacing_=function(){var a=this.rows;this.rows=[];for(var b=0;b<a.length;b++)this.rows.push(a[b]),b!=a.length-1&&this.rows.push(this.makeSpacerRow_(a[b],a[b+1]))};Blockly.blockRendering.RenderInfo.prototype.makeSpacerRow_=function(a,b){var c=this.getSpacerRowHeight_(a,b),d=this.getSpacerRowWidth_(a,b);c=new Blockly.blockRendering.SpacerRow(this.constants_,c,d);a.hasStatement&&(c.followsStatement=!0);b.hasStatement&&(c.precedesStatement=!0);return c};
+Blockly.blockRendering.RenderInfo.prototype.getSpacerRowWidth_=function(a,b){return this.width-this.startX};Blockly.blockRendering.RenderInfo.prototype.getSpacerRowHeight_=function(a,b){return this.constants_.MEDIUM_PADDING};
+Blockly.blockRendering.RenderInfo.prototype.getElemCenterline_=function(a,b){return Blockly.blockRendering.Types.isSpacer(b)?a.yPos+b.height/2:Blockly.blockRendering.Types.isBottomRow(a)?(a=a.yPos+a.height-a.descenderHeight,Blockly.blockRendering.Types.isNextConnection(b)?a+b.height/2:a-b.height/2):Blockly.blockRendering.Types.isTopRow(a)?Blockly.blockRendering.Types.isHat(b)?a.capline-b.height/2:a.capline+b.height/2:a.yPos+a.height/2};
+Blockly.blockRendering.RenderInfo.prototype.recordElemPositions_=function(a){for(var b=a.xPos,c=0,d;d=a.elements[c];c++)Blockly.blockRendering.Types.isSpacer(d)&&(d.height=a.height),d.xPos=b,d.centerline=this.getElemCenterline_(a,d),b+=d.width};
+Blockly.blockRendering.RenderInfo.prototype.finalize_=function(){for(var a=0,b=0,c=0,d;d=this.rows[c];c++)d.yPos=b,d.xPos=this.startX,b+=d.height,a=Math.max(a,d.widthWithConnectedBlocks),this.recordElemPositions_(d);this.outputConnection&&this.block_.nextConnection&&this.block_.nextConnection.isConnected()&&(a=Math.max(a,this.block_.nextConnection.targetBlock().getHeightWidth().width));this.widthWithChildren=a+this.startX;this.height=b;this.startY=this.topRow.capline;this.bottomRow.baseline=b-this.bottomRow.descenderHeight};Blockly.blockRendering.Drawer=function(a,b){this.block_=a;this.info_=b;this.topLeft_=a.getRelativeToSurfaceXY();this.inlinePath_=this.outlinePath_="";this.constants_=b.getRenderer().getConstants()};
+Blockly.blockRendering.Drawer.prototype.draw=function(){this.hideHiddenIcons_();this.drawOutline_();this.drawInternals_();this.block_.pathObject.setPath(this.outlinePath_+"\n"+this.inlinePath_);this.info_.RTL&&this.block_.pathObject.flipRTL();Blockly.blockRendering.useDebugger&&this.block_.renderingDebugger.drawDebug(this.block_,this.info_);this.recordSizeOnBlock_()};Blockly.blockRendering.Drawer.prototype.recordSizeOnBlock_=function(){this.block_.height=this.info_.height;this.block_.width=this.info_.widthWithChildren};
+Blockly.blockRendering.Drawer.prototype.hideHiddenIcons_=function(){for(var a=0,b;b=this.info_.hiddenIcons[a];a++)b.icon.iconGroup_.setAttribute("display","none")};Blockly.blockRendering.Drawer.prototype.drawOutline_=function(){this.drawTop_();for(var a=1;a<this.info_.rows.length-1;a++){var b=this.info_.rows[a];b.hasJaggedEdge?this.drawJaggedEdge_(b):b.hasStatement?this.drawStatementInput_(b):b.hasExternalInput?this.drawValueInput_(b):this.drawRightSideRow_(b)}this.drawBottom_();this.drawLeft_()};
+Blockly.blockRendering.Drawer.prototype.drawTop_=function(){var a=this.info_.topRow,b=a.elements;this.positionPreviousConnection_();this.outlinePath_+=Blockly.utils.svgPaths.moveBy(a.xPos,this.info_.startY);for(var c=0,d;d=b[c];c++)Blockly.blockRendering.Types.isLeftRoundedCorner(d)?this.outlinePath_+=this.constants_.OUTSIDE_CORNERS.topLeft:Blockly.blockRendering.Types.isRightRoundedCorner(d)?this.outlinePath_+=this.constants_.OUTSIDE_CORNERS.topRight:Blockly.blockRendering.Types.isPreviousConnection(d)?
+this.outlinePath_+=d.shape.pathLeft:Blockly.blockRendering.Types.isHat(d)?this.outlinePath_+=this.constants_.START_HAT.path:Blockly.blockRendering.Types.isSpacer(d)&&(this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("h",d.width));this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("v",a.height)};Blockly.blockRendering.Drawer.prototype.drawJaggedEdge_=function(a){this.outlinePath_+=this.constants_.JAGGED_TEETH.path+Blockly.utils.svgPaths.lineOnAxis("v",a.height-this.constants_.JAGGED_TEETH.height)};
+Blockly.blockRendering.Drawer.prototype.drawValueInput_=function(a){var b=a.getLastInput();this.positionExternalValueConnection_(a);var c="function"==typeof b.shape.pathDown?b.shape.pathDown(b.height):b.shape.pathDown;this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("H",b.xPos+b.width)+c+Blockly.utils.svgPaths.lineOnAxis("v",a.height-b.connectionHeight)};
+Blockly.blockRendering.Drawer.prototype.drawStatementInput_=function(a){var b=a.getLastInput(),c=b.xPos+b.notchOffset+b.shape.width;b=b.shape.pathRight+Blockly.utils.svgPaths.lineOnAxis("h",-(b.notchOffset-this.constants_.INSIDE_CORNERS.width))+this.constants_.INSIDE_CORNERS.pathTop;var d=a.height-2*this.constants_.INSIDE_CORNERS.height;this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("H",c)+b+Blockly.utils.svgPaths.lineOnAxis("v",d)+this.constants_.INSIDE_CORNERS.pathBottom+Blockly.utils.svgPaths.lineOnAxis("H",
+a.xPos+a.width);this.positionStatementInputConnection_(a)};Blockly.blockRendering.Drawer.prototype.drawRightSideRow_=function(a){this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("V",a.yPos+a.height)};
+Blockly.blockRendering.Drawer.prototype.drawBottom_=function(){var a=this.info_.bottomRow,b=a.elements;this.positionNextConnection_();for(var c=0,d="",e=b.length-1,f;f=b[e];e--)Blockly.blockRendering.Types.isNextConnection(f)?d+=f.shape.pathRight:Blockly.blockRendering.Types.isLeftSquareCorner(f)?d+=Blockly.utils.svgPaths.lineOnAxis("H",a.xPos):Blockly.blockRendering.Types.isLeftRoundedCorner(f)?d+=this.constants_.OUTSIDE_CORNERS.bottomLeft:Blockly.blockRendering.Types.isRightRoundedCorner(f)?(d+=
+this.constants_.OUTSIDE_CORNERS.bottomRight,c=this.constants_.OUTSIDE_CORNERS.rightHeight):Blockly.blockRendering.Types.isSpacer(f)&&(d+=Blockly.utils.svgPaths.lineOnAxis("h",-1*f.width));this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("V",a.baseline-c);this.outlinePath_+=d};
+Blockly.blockRendering.Drawer.prototype.drawLeft_=function(){var a=this.info_.outputConnection;this.positionOutputConnection_();if(a){var b=a.connectionOffsetY+a.height;a="function"==typeof a.shape.pathUp?a.shape.pathUp(a.height):a.shape.pathUp;this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("V",b)+a}this.outlinePath_+="z"};
+Blockly.blockRendering.Drawer.prototype.drawInternals_=function(){for(var a=0,b;b=this.info_.rows[a];a++)for(var c=0,d;d=b.elements[c];c++)Blockly.blockRendering.Types.isInlineInput(d)?this.drawInlineInput_(d):(Blockly.blockRendering.Types.isIcon(d)||Blockly.blockRendering.Types.isField(d))&&this.layoutField_(d)};
+Blockly.blockRendering.Drawer.prototype.layoutField_=function(a){if(Blockly.blockRendering.Types.isField(a))var b=a.field.getSvgRoot();else Blockly.blockRendering.Types.isIcon(a)&&(b=a.icon.iconGroup_);var c=a.centerline-a.height/2,d=a.xPos,e="";this.info_.RTL&&(d=-(d+a.width),a.flipRtl&&(d+=a.width,e="scale(-1 1)"));Blockly.blockRendering.Types.isIcon(a)?(b.setAttribute("display","block"),b.setAttribute("transform","translate("+d+","+c+")"),a.icon.computeIconLocation()):b.setAttribute("transform",
+"translate("+d+","+c+")"+e);this.info_.isInsertionMarker&&b.setAttribute("display","none")};
+Blockly.blockRendering.Drawer.prototype.drawInlineInput_=function(a){var b=a.width,c=a.height,d=a.connectionOffsetY,e=a.connectionHeight+d;this.inlinePath_+=Blockly.utils.svgPaths.moveTo(a.xPos+a.connectionWidth,a.centerline-c/2)+Blockly.utils.svgPaths.lineOnAxis("v",d)+a.shape.pathDown+Blockly.utils.svgPaths.lineOnAxis("v",c-e)+Blockly.utils.svgPaths.lineOnAxis("h",b-a.connectionWidth)+Blockly.utils.svgPaths.lineOnAxis("v",-c)+"z";this.positionInlineInputConnection_(a)};
+Blockly.blockRendering.Drawer.prototype.positionInlineInputConnection_=function(a){var b=a.centerline-a.height/2;if(a.connectionModel){var c=a.xPos+a.connectionWidth+a.connectionOffsetX;this.info_.RTL&&(c*=-1);a.connectionModel.setOffsetInBlock(c,b+a.connectionOffsetY)}};
+Blockly.blockRendering.Drawer.prototype.positionStatementInputConnection_=function(a){var b=a.getLastInput();if(b.connectionModel){var c=a.xPos+a.statementEdge+b.notchOffset;this.info_.RTL&&(c*=-1);b.connectionModel.setOffsetInBlock(c,a.yPos)}};Blockly.blockRendering.Drawer.prototype.positionExternalValueConnection_=function(a){var b=a.getLastInput();if(b.connectionModel){var c=a.xPos+a.width;this.info_.RTL&&(c*=-1);b.connectionModel.setOffsetInBlock(c,a.yPos)}};
+Blockly.blockRendering.Drawer.prototype.positionPreviousConnection_=function(){var a=this.info_.topRow;if(a.connection){var b=a.xPos+a.notchOffset;a.connection.connectionModel.setOffsetInBlock(this.info_.RTL?-b:b,0)}};Blockly.blockRendering.Drawer.prototype.positionNextConnection_=function(){var a=this.info_.bottomRow;if(a.connection){var b=a.connection,c=b.xPos;b.connectionModel.setOffsetInBlock(this.info_.RTL?-c:c,a.baseline)}};
+Blockly.blockRendering.Drawer.prototype.positionOutputConnection_=function(){if(this.info_.outputConnection){var a=this.info_.startX+this.info_.outputConnection.connectionOffsetX;this.block_.outputConnection.setOffsetInBlock(this.info_.RTL?-a:a,this.info_.outputConnection.connectionOffsetY)}};Blockly.blockRendering.PathObject=function(a,b,c){this.constants=c;this.svgRoot=a;this.svgPath=Blockly.utils.dom.createSvgElement("path",{"class":"blocklyPath"},this.svgRoot);this.style=b;this.markerSvg=this.cursorSvg=null};Blockly.blockRendering.PathObject.prototype.setPath=function(a){this.svgPath.setAttribute("d",a)};Blockly.blockRendering.PathObject.prototype.flipRTL=function(){this.svgPath.setAttribute("transform","scale(-1 1)")};
+Blockly.blockRendering.PathObject.prototype.setCursorSvg=function(a){a?(this.svgRoot.appendChild(a),this.cursorSvg=a):this.cursorSvg=null};Blockly.blockRendering.PathObject.prototype.setMarkerSvg=function(a){a?(this.cursorSvg?this.svgRoot.insertBefore(a,this.cursorSvg):this.svgRoot.appendChild(a),this.markerSvg=a):this.markerSvg=null};
+Blockly.blockRendering.PathObject.prototype.applyColour=function(a){this.svgPath.setAttribute("stroke",this.style.colourTertiary);this.svgPath.setAttribute("fill",this.style.colourPrimary);this.updateShadow_(a.isShadow());this.updateDisabled_(!a.isEnabled()||a.getInheritedDisabled())};Blockly.blockRendering.PathObject.prototype.setStyle=function(a){this.style=a};
+Blockly.blockRendering.PathObject.prototype.setClass_=function(a,b){b?Blockly.utils.dom.addClass(this.svgRoot,a):Blockly.utils.dom.removeClass(this.svgRoot,a)};Blockly.blockRendering.PathObject.prototype.updateHighlighted=function(a){a?this.svgPath.setAttribute("filter","url(#"+this.constants.embossFilterId+")"):this.svgPath.setAttribute("filter","none")};
+Blockly.blockRendering.PathObject.prototype.updateShadow_=function(a){a&&(this.svgPath.setAttribute("stroke","none"),this.svgPath.setAttribute("fill",this.style.colourSecondary))};Blockly.blockRendering.PathObject.prototype.updateDisabled_=function(a){this.setClass_("blocklyDisabled",a);a&&this.svgPath.setAttribute("fill","url(#"+this.constants.disabledPatternId+")")};Blockly.blockRendering.PathObject.prototype.updateSelected=function(a){this.setClass_("blocklySelected",a)};
+Blockly.blockRendering.PathObject.prototype.updateDraggingDelete=function(a){this.setClass_("blocklyDraggingDelete",a)};Blockly.blockRendering.PathObject.prototype.updateInsertionMarker=function(a){this.setClass_("blocklyInsertionMarker",a)};Blockly.blockRendering.PathObject.prototype.updateMovable=function(a){this.setClass_("blocklyDraggable",a)};Blockly.blockRendering.PathObject.prototype.updateReplacementFade=function(a){this.setClass_("blocklyReplaceable",a)};
+Blockly.blockRendering.PathObject.prototype.updateShapeForInputHighlight=function(a,b){};Blockly.blockRendering.Renderer=function(a){this.name=a;this.overrides=this.constants_=null};Blockly.blockRendering.Renderer.prototype.getClassName=function(){return this.name+"-renderer"};Blockly.blockRendering.Renderer.prototype.init=function(a,b){this.constants_=this.makeConstants_();b&&(this.overrides=b,Blockly.utils.object.mixin(this.constants_,b));this.constants_.setTheme(a);this.constants_.init()};
+Blockly.blockRendering.Renderer.prototype.createDom=function(a,b){this.constants_.createDom(a,this.name+"-"+b.name,"."+this.getClassName()+"."+b.getClassName())};Blockly.blockRendering.Renderer.prototype.refreshDom=function(a,b){var c=this.getConstants();c.dispose();this.constants_=this.makeConstants_();this.overrides&&Blockly.utils.object.mixin(this.constants_,this.overrides);this.constants_.randomIdentifier=c.randomIdentifier;this.constants_.setTheme(b);this.constants_.init();this.createDom(a,b)};
+Blockly.blockRendering.Renderer.prototype.dispose=function(){this.constants_&&this.constants_.dispose()};Blockly.blockRendering.Renderer.prototype.makeConstants_=function(){return new Blockly.blockRendering.ConstantProvider};Blockly.blockRendering.Renderer.prototype.makeRenderInfo_=function(a){return new Blockly.blockRendering.RenderInfo(this,a)};Blockly.blockRendering.Renderer.prototype.makeDrawer_=function(a,b){return new Blockly.blockRendering.Drawer(a,b)};
+Blockly.blockRendering.Renderer.prototype.makeDebugger_=function(){if(!Blockly.blockRendering.Debug)throw Error("Missing require for Blockly.blockRendering.Debug");return new Blockly.blockRendering.Debug(this.getConstants())};Blockly.blockRendering.Renderer.prototype.makeMarkerDrawer=function(a,b){return new Blockly.blockRendering.MarkerSvg(a,this.getConstants(),b)};Blockly.blockRendering.Renderer.prototype.makePathObject=function(a,b){return new Blockly.blockRendering.PathObject(a,b,this.constants_)};
+Blockly.blockRendering.Renderer.prototype.getConstants=function(){return this.constants_};Blockly.blockRendering.Renderer.prototype.shouldHighlightConnection=function(a){return!0};Blockly.blockRendering.Renderer.prototype.orphanCanConnectAtEnd=function(a,b,c){c==Blockly.OUTPUT_VALUE?(c=b.outputConnection,a=Blockly.Connection.lastConnectionInRow(a,b)):(c=b.previousConnection,a=a.lastConnectionInStack());return a?c.checkType(a):!1};
+Blockly.blockRendering.Renderer.prototype.getConnectionPreviewMethod=function(a,b,c){return b.type==Blockly.OUTPUT_VALUE||b.type==Blockly.PREVIOUS_STATEMENT?!a.isConnected()||this.orphanCanConnectAtEnd(c,a.targetBlock(),b.type)?Blockly.InsertionMarkerManager.PREVIEW_TYPE.INSERTION_MARKER:Blockly.InsertionMarkerManager.PREVIEW_TYPE.REPLACEMENT_FADE:Blockly.InsertionMarkerManager.PREVIEW_TYPE.INSERTION_MARKER};
+Blockly.blockRendering.Renderer.prototype.render=function(a){Blockly.blockRendering.useDebugger&&!a.renderingDebugger&&(a.renderingDebugger=this.makeDebugger_());var b=this.makeRenderInfo_(a);b.measure();this.makeDrawer_(a,b).draw()};Blockly.geras={};Blockly.geras.ConstantProvider=function(){Blockly.geras.ConstantProvider.superClass_.constructor.call(this);this.FIELD_TEXT_BASELINE_CENTER=!1;this.DARK_PATH_OFFSET=1;this.MAX_BOTTOM_WIDTH=30};Blockly.utils.object.inherits(Blockly.geras.ConstantProvider,Blockly.blockRendering.ConstantProvider);
+Blockly.geras.ConstantProvider.prototype.getCSS_=function(a){return Blockly.geras.ConstantProvider.superClass_.getCSS_.call(this,a).concat([a+" .blocklyInsertionMarker>.blocklyPathLight,",a+" .blocklyInsertionMarker>.blocklyPathDark {","fill-opacity: "+this.INSERTION_MARKER_OPACITY+";","stroke: none","}"])};Blockly.geras.Highlighter=function(a){this.info_=a;this.inlineSteps_=this.steps_="";this.RTL_=this.info_.RTL;a=a.getRenderer();this.constants_=a.getConstants();this.highlightConstants_=a.getHighlightConstants();this.highlightOffset_=this.highlightConstants_.OFFSET;this.outsideCornerPaths_=this.highlightConstants_.OUTSIDE_CORNER;this.insideCornerPaths_=this.highlightConstants_.INSIDE_CORNER;this.puzzleTabPaths_=this.highlightConstants_.PUZZLE_TAB;this.notchPaths_=this.highlightConstants_.NOTCH;this.startPaths_=
+this.highlightConstants_.START_HAT;this.jaggedTeethPaths_=this.highlightConstants_.JAGGED_TEETH};Blockly.geras.Highlighter.prototype.getPath=function(){return this.steps_+"\n"+this.inlineSteps_};
+Blockly.geras.Highlighter.prototype.drawTopCorner=function(a){this.steps_+=Blockly.utils.svgPaths.moveBy(a.xPos,this.info_.startY);for(var b=0,c;c=a.elements[b];b++)Blockly.blockRendering.Types.isLeftSquareCorner(c)?this.steps_+=this.highlightConstants_.START_POINT:Blockly.blockRendering.Types.isLeftRoundedCorner(c)?this.steps_+=this.outsideCornerPaths_.topLeft(this.RTL_):Blockly.blockRendering.Types.isPreviousConnection(c)?this.steps_+=this.notchPaths_.pathLeft:Blockly.blockRendering.Types.isHat(c)?
+this.steps_+=this.startPaths_.path(this.RTL_):Blockly.blockRendering.Types.isSpacer(c)&&0!=c.width&&(this.steps_+=Blockly.utils.svgPaths.lineOnAxis("H",c.xPos+c.width-this.highlightOffset_));this.steps_+=Blockly.utils.svgPaths.lineOnAxis("H",a.xPos+a.width-this.highlightOffset_)};Blockly.geras.Highlighter.prototype.drawJaggedEdge_=function(a){this.info_.RTL&&(this.steps_+=this.jaggedTeethPaths_.pathLeft+Blockly.utils.svgPaths.lineOnAxis("v",a.height-this.jaggedTeethPaths_.height-this.highlightOffset_))};
+Blockly.geras.Highlighter.prototype.drawValueInput=function(a){var b=a.getLastInput();if(this.RTL_){var c=a.height-b.connectionHeight;this.steps_+=Blockly.utils.svgPaths.moveTo(b.xPos+b.width-this.highlightOffset_,a.yPos)+this.puzzleTabPaths_.pathDown(this.RTL_)+Blockly.utils.svgPaths.lineOnAxis("v",c)}else this.steps_+=Blockly.utils.svgPaths.moveTo(b.xPos+b.width,a.yPos)+this.puzzleTabPaths_.pathDown(this.RTL_)};
+Blockly.geras.Highlighter.prototype.drawStatementInput=function(a){var b=a.getLastInput();if(this.RTL_){var c=a.height-2*this.insideCornerPaths_.height;this.steps_+=Blockly.utils.svgPaths.moveTo(b.xPos,a.yPos)+this.insideCornerPaths_.pathTop(this.RTL_)+Blockly.utils.svgPaths.lineOnAxis("v",c)+this.insideCornerPaths_.pathBottom(this.RTL_)+Blockly.utils.svgPaths.lineTo(a.width-b.xPos-this.insideCornerPaths_.width,0)}else this.steps_+=Blockly.utils.svgPaths.moveTo(b.xPos,a.yPos+a.height)+this.insideCornerPaths_.pathBottom(this.RTL_)+
+Blockly.utils.svgPaths.lineTo(a.width-b.xPos-this.insideCornerPaths_.width,0)};Blockly.geras.Highlighter.prototype.drawRightSideRow=function(a){var b=a.xPos+a.width-this.highlightOffset_;a.followsStatement&&(this.steps_+=Blockly.utils.svgPaths.lineOnAxis("H",b));this.RTL_&&(this.steps_+=Blockly.utils.svgPaths.lineOnAxis("H",b),a.height>this.highlightOffset_&&(this.steps_+=Blockly.utils.svgPaths.lineOnAxis("V",a.yPos+a.height-this.highlightOffset_)))};
+Blockly.geras.Highlighter.prototype.drawBottomRow=function(a){if(this.RTL_)this.steps_+=Blockly.utils.svgPaths.lineOnAxis("V",a.baseline-this.highlightOffset_);else{var b=this.info_.bottomRow.elements[0];Blockly.blockRendering.Types.isLeftSquareCorner(b)?this.steps_+=Blockly.utils.svgPaths.moveTo(a.xPos+this.highlightOffset_,a.baseline-this.highlightOffset_):Blockly.blockRendering.Types.isLeftRoundedCorner(b)&&(this.steps_+=Blockly.utils.svgPaths.moveTo(a.xPos,a.baseline),this.steps_+=this.outsideCornerPaths_.bottomLeft())}};
+Blockly.geras.Highlighter.prototype.drawLeft=function(){var a=this.info_.outputConnection;a&&(a=a.connectionOffsetY+a.height,this.RTL_?this.steps_+=Blockly.utils.svgPaths.moveTo(this.info_.startX,a):(this.steps_+=Blockly.utils.svgPaths.moveTo(this.info_.startX+this.highlightOffset_,this.info_.bottomRow.baseline-this.highlightOffset_),this.steps_+=Blockly.utils.svgPaths.lineOnAxis("V",a)),this.steps_+=this.puzzleTabPaths_.pathUp(this.RTL_));this.RTL_||(a=this.info_.topRow,Blockly.blockRendering.Types.isLeftRoundedCorner(a.elements[0])?
+this.steps_+=Blockly.utils.svgPaths.lineOnAxis("V",this.outsideCornerPaths_.height):this.steps_+=Blockly.utils.svgPaths.lineOnAxis("V",a.capline+this.highlightOffset_))};
+Blockly.geras.Highlighter.prototype.drawInlineInput=function(a){var b=this.highlightOffset_,c=a.xPos+a.connectionWidth,d=a.centerline-a.height/2,e=a.width-a.connectionWidth,f=d+b;this.RTL_?(d=a.connectionOffsetY-b,a=a.height-(a.connectionOffsetY+a.connectionHeight)+b,this.inlineSteps_+=Blockly.utils.svgPaths.moveTo(c-b,f)+Blockly.utils.svgPaths.lineOnAxis("v",d)+this.puzzleTabPaths_.pathDown(this.RTL_)+Blockly.utils.svgPaths.lineOnAxis("v",a)+Blockly.utils.svgPaths.lineOnAxis("h",e)):this.inlineSteps_+=
+Blockly.utils.svgPaths.moveTo(a.xPos+a.width+b,f)+Blockly.utils.svgPaths.lineOnAxis("v",a.height)+Blockly.utils.svgPaths.lineOnAxis("h",-e)+Blockly.utils.svgPaths.moveTo(c,d+a.connectionOffsetY)+this.puzzleTabPaths_.pathDown(this.RTL_)};Blockly.geras.InlineInput=function(a,b){Blockly.geras.InlineInput.superClass_.constructor.call(this,a,b);this.connectedBlock&&(this.width+=this.constants_.DARK_PATH_OFFSET,this.height+=this.constants_.DARK_PATH_OFFSET)};Blockly.utils.object.inherits(Blockly.geras.InlineInput,Blockly.blockRendering.InlineInput);Blockly.geras.StatementInput=function(a,b){Blockly.geras.StatementInput.superClass_.constructor.call(this,a,b);this.connectedBlock&&(this.height+=this.constants_.DARK_PATH_OFFSET)};
+Blockly.utils.object.inherits(Blockly.geras.StatementInput,Blockly.blockRendering.StatementInput);Blockly.geras.RenderInfo=function(a,b){Blockly.geras.RenderInfo.superClass_.constructor.call(this,a,b)};Blockly.utils.object.inherits(Blockly.geras.RenderInfo,Blockly.blockRendering.RenderInfo);Blockly.geras.RenderInfo.prototype.getRenderer=function(){return this.renderer_};
+Blockly.geras.RenderInfo.prototype.populateBottomRow_=function(){Blockly.geras.RenderInfo.superClass_.populateBottomRow_.call(this);this.block_.inputList.length&&this.block_.inputList[this.block_.inputList.length-1].type==Blockly.NEXT_STATEMENT||(this.bottomRow.minHeight=this.constants_.MEDIUM_PADDING-this.constants_.DARK_PATH_OFFSET)};
+Blockly.geras.RenderInfo.prototype.addInput_=function(a,b){this.isInline&&a.type==Blockly.INPUT_VALUE?(b.elements.push(new Blockly.geras.InlineInput(this.constants_,a)),b.hasInlineInput=!0):a.type==Blockly.NEXT_STATEMENT?(b.elements.push(new Blockly.geras.StatementInput(this.constants_,a)),b.hasStatement=!0):a.type==Blockly.INPUT_VALUE?(b.elements.push(new Blockly.blockRendering.ExternalValueInput(this.constants_,a)),b.hasExternalInput=!0):a.type==Blockly.DUMMY_INPUT&&(b.minHeight=Math.max(b.minHeight,
+this.constants_.DUMMY_INPUT_MIN_HEIGHT),b.hasDummyInput=!0);this.isInline||null!=b.align||(b.align=a.align)};
+Blockly.geras.RenderInfo.prototype.addElemSpacing_=function(){for(var a=!1,b=0,c;c=this.rows[b];b++)c.hasExternalInput&&(a=!0);for(b=0;c=this.rows[b];b++){var d=c.elements;c.elements=[];c.startsWithElemSpacer()&&c.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,this.getInRowSpacing_(null,d[0])));if(d.length){for(var e=0;e<d.length-1;e++){c.elements.push(d[e]);var f=this.getInRowSpacing_(d[e],d[e+1]);c.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,f))}c.elements.push(d[d.length-
+1]);c.endsWithElemSpacer()&&(f=this.getInRowSpacing_(d[d.length-1],null),a&&c.hasDummyInput&&(f+=this.constants_.TAB_WIDTH),c.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,f)))}}};
+Blockly.geras.RenderInfo.prototype.getInRowSpacing_=function(a,b){if(!a)return b&&Blockly.blockRendering.Types.isField(b)&&b.isEditable?this.constants_.MEDIUM_PADDING:b&&Blockly.blockRendering.Types.isInlineInput(b)?this.constants_.MEDIUM_LARGE_PADDING:b&&Blockly.blockRendering.Types.isStatementInput(b)?this.constants_.STATEMENT_INPUT_PADDING_LEFT:this.constants_.LARGE_PADDING;if(!Blockly.blockRendering.Types.isInput(a)&&(!b||Blockly.blockRendering.Types.isStatementInput(b)))return Blockly.blockRendering.Types.isField(a)&&
+a.isEditable?this.constants_.MEDIUM_PADDING:Blockly.blockRendering.Types.isIcon(a)?2*this.constants_.LARGE_PADDING+1:Blockly.blockRendering.Types.isHat(a)?this.constants_.NO_PADDING:Blockly.blockRendering.Types.isPreviousOrNextConnection(a)?this.constants_.LARGE_PADDING:Blockly.blockRendering.Types.isLeftRoundedCorner(a)?this.constants_.MIN_BLOCK_WIDTH:Blockly.blockRendering.Types.isJaggedEdge(a)?this.constants_.NO_PADDING:this.constants_.LARGE_PADDING;if(Blockly.blockRendering.Types.isInput(a)&&
+!b){if(Blockly.blockRendering.Types.isExternalInput(a))return this.constants_.NO_PADDING;if(Blockly.blockRendering.Types.isInlineInput(a))return this.constants_.LARGE_PADDING;if(Blockly.blockRendering.Types.isStatementInput(a))return this.constants_.NO_PADDING}if(!Blockly.blockRendering.Types.isInput(a)&&b&&Blockly.blockRendering.Types.isInput(b)){if(Blockly.blockRendering.Types.isField(a)&&a.isEditable){if(Blockly.blockRendering.Types.isInlineInput(b)||Blockly.blockRendering.Types.isExternalInput(b))return this.constants_.SMALL_PADDING}else{if(Blockly.blockRendering.Types.isInlineInput(b)||
+Blockly.blockRendering.Types.isExternalInput(b))return this.constants_.MEDIUM_LARGE_PADDING;if(Blockly.blockRendering.Types.isStatementInput(b))return this.constants_.LARGE_PADDING}return this.constants_.LARGE_PADDING-1}if(Blockly.blockRendering.Types.isIcon(a)&&b&&!Blockly.blockRendering.Types.isInput(b))return this.constants_.LARGE_PADDING;if(Blockly.blockRendering.Types.isInlineInput(a)&&b&&Blockly.blockRendering.Types.isField(b))return b.isEditable?this.constants_.MEDIUM_PADDING:this.constants_.LARGE_PADDING;
+if(Blockly.blockRendering.Types.isLeftSquareCorner(a)&&b){if(Blockly.blockRendering.Types.isHat(b))return this.constants_.NO_PADDING;if(Blockly.blockRendering.Types.isPreviousConnection(b))return b.notchOffset;if(Blockly.blockRendering.Types.isNextConnection(b))return a=(this.RTL?1:-1)*this.constants_.DARK_PATH_OFFSET/2,b.notchOffset+a}if(Blockly.blockRendering.Types.isLeftRoundedCorner(a)&&b){if(Blockly.blockRendering.Types.isPreviousConnection(b))return b.notchOffset-this.constants_.CORNER_RADIUS;
+if(Blockly.blockRendering.Types.isNextConnection(b))return a=(this.RTL?1:-1)*this.constants_.DARK_PATH_OFFSET/2,b.notchOffset-this.constants_.CORNER_RADIUS+a}return Blockly.blockRendering.Types.isField(a)&&b&&Blockly.blockRendering.Types.isField(b)&&a.isEditable==b.isEditable||b&&Blockly.blockRendering.Types.isJaggedEdge(b)?this.constants_.LARGE_PADDING:this.constants_.MEDIUM_PADDING};
+Blockly.geras.RenderInfo.prototype.getSpacerRowHeight_=function(a,b){return Blockly.blockRendering.Types.isTopRow(a)&&Blockly.blockRendering.Types.isBottomRow(b)?this.constants_.EMPTY_BLOCK_SPACER_HEIGHT:Blockly.blockRendering.Types.isTopRow(a)||Blockly.blockRendering.Types.isBottomRow(b)?this.constants_.NO_PADDING:a.hasExternalInput&&b.hasExternalInput?this.constants_.LARGE_PADDING:!a.hasStatement&&b.hasStatement?this.constants_.BETWEEN_STATEMENT_PADDING_Y:a.hasStatement&&b.hasStatement||!a.hasStatement&&
+b.hasDummyInput||a.hasDummyInput?this.constants_.LARGE_PADDING:this.constants_.MEDIUM_PADDING};
+Blockly.geras.RenderInfo.prototype.getElemCenterline_=function(a,b){if(Blockly.blockRendering.Types.isSpacer(b))return a.yPos+b.height/2;if(Blockly.blockRendering.Types.isBottomRow(a))return a=a.yPos+a.height-a.descenderHeight,Blockly.blockRendering.Types.isNextConnection(b)?a+b.height/2:a-b.height/2;if(Blockly.blockRendering.Types.isTopRow(a))return Blockly.blockRendering.Types.isHat(b)?a.capline-b.height/2:a.capline+b.height/2;var c=a.yPos;Blockly.blockRendering.Types.isField(b)||Blockly.blockRendering.Types.isIcon(b)?
+(c+=b.height/2,(a.hasInlineInput||a.hasStatement)&&b.height+this.constants_.TALL_INPUT_FIELD_OFFSET_Y<=a.height&&(c+=this.constants_.TALL_INPUT_FIELD_OFFSET_Y)):c=Blockly.blockRendering.Types.isInlineInput(b)?c+b.height/2:c+a.height/2;return c};
+Blockly.geras.RenderInfo.prototype.alignRowElements_=function(){if(this.isInline){for(var a=0,b=null,c=this.rows.length-1,d;d=this.rows[c];c--)d.nextRightEdge=a,Blockly.blockRendering.Types.isInputRow(d)&&(d.hasStatement&&this.alignStatementRow_(d),b&&b.hasStatement&&d.width<b.width?d.nextRightEdge=b.width:a=d.width,b=d);for(c=a=0;d=this.rows[c];c++)d.hasStatement?a=this.getDesiredRowWidth_(d):Blockly.blockRendering.Types.isSpacer(d)?d.width=Math.max(a,d.nextRightEdge):(a=Math.max(a,d.nextRightEdge)-
+d.width,0<a&&this.addAlignmentPadding_(d,a),a=d.width)}else Blockly.geras.RenderInfo.superClass_.alignRowElements_.call(this)};Blockly.geras.RenderInfo.prototype.getDesiredRowWidth_=function(a){return this.isInline&&a.hasStatement?this.statementEdge+this.constants_.MAX_BOTTOM_WIDTH+this.startX:Blockly.geras.RenderInfo.superClass_.getDesiredRowWidth_.call(this,a)};
+Blockly.geras.RenderInfo.prototype.finalize_=function(){for(var a=0,b=0,c=0,d;d=this.rows[c];c++){d.yPos=b;d.xPos=this.startX;b+=d.height;a=Math.max(a,d.widthWithConnectedBlocks);var e=b-this.topRow.ascenderHeight;d==this.bottomRow&&e<this.constants_.MIN_BLOCK_HEIGHT&&(e=this.constants_.MIN_BLOCK_HEIGHT-e,this.bottomRow.height+=e,b+=e);this.recordElemPositions_(d)}this.outputConnection&&this.block_.nextConnection&&this.block_.nextConnection.isConnected()&&(a=Math.max(a,this.block_.nextConnection.targetBlock().getHeightWidth().width-
+this.constants_.DARK_PATH_OFFSET));this.bottomRow.baseline=b-this.bottomRow.descenderHeight;this.widthWithChildren=a+this.startX+this.constants_.DARK_PATH_OFFSET;this.width+=this.constants_.DARK_PATH_OFFSET;this.height=b+this.constants_.DARK_PATH_OFFSET;this.startY=this.topRow.capline};Blockly.geras.Drawer=function(a,b){Blockly.geras.Drawer.superClass_.constructor.call(this,a,b);this.highlighter_=new Blockly.geras.Highlighter(b)};Blockly.utils.object.inherits(Blockly.geras.Drawer,Blockly.blockRendering.Drawer);
+Blockly.geras.Drawer.prototype.draw=function(){this.hideHiddenIcons_();this.drawOutline_();this.drawInternals_();var a=this.block_.pathObject;a.setPath(this.outlinePath_+"\n"+this.inlinePath_);a.setHighlightPath(this.highlighter_.getPath());this.info_.RTL&&a.flipRTL();Blockly.blockRendering.useDebugger&&this.block_.renderingDebugger.drawDebug(this.block_,this.info_);this.recordSizeOnBlock_()};
+Blockly.geras.Drawer.prototype.drawTop_=function(){this.highlighter_.drawTopCorner(this.info_.topRow);this.highlighter_.drawRightSideRow(this.info_.topRow);Blockly.geras.Drawer.superClass_.drawTop_.call(this)};Blockly.geras.Drawer.prototype.drawJaggedEdge_=function(a){this.highlighter_.drawJaggedEdge_(a);Blockly.geras.Drawer.superClass_.drawJaggedEdge_.call(this,a)};
+Blockly.geras.Drawer.prototype.drawValueInput_=function(a){this.highlighter_.drawValueInput(a);Blockly.geras.Drawer.superClass_.drawValueInput_.call(this,a)};Blockly.geras.Drawer.prototype.drawStatementInput_=function(a){this.highlighter_.drawStatementInput(a);Blockly.geras.Drawer.superClass_.drawStatementInput_.call(this,a)};
+Blockly.geras.Drawer.prototype.drawRightSideRow_=function(a){this.highlighter_.drawRightSideRow(a);this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("H",a.xPos+a.width)+Blockly.utils.svgPaths.lineOnAxis("V",a.yPos+a.height)};Blockly.geras.Drawer.prototype.drawBottom_=function(){this.highlighter_.drawBottomRow(this.info_.bottomRow);Blockly.geras.Drawer.superClass_.drawBottom_.call(this)};Blockly.geras.Drawer.prototype.drawLeft_=function(){this.highlighter_.drawLeft();Blockly.geras.Drawer.superClass_.drawLeft_.call(this)};
+Blockly.geras.Drawer.prototype.drawInlineInput_=function(a){this.highlighter_.drawInlineInput(a);Blockly.geras.Drawer.superClass_.drawInlineInput_.call(this,a)};Blockly.geras.Drawer.prototype.positionInlineInputConnection_=function(a){var b=a.centerline-a.height/2;if(a.connectionModel){var c=a.xPos+a.connectionWidth+this.constants_.DARK_PATH_OFFSET;this.info_.RTL&&(c*=-1);a.connectionModel.setOffsetInBlock(c,b+a.connectionOffsetY+this.constants_.DARK_PATH_OFFSET)}};
+Blockly.geras.Drawer.prototype.positionStatementInputConnection_=function(a){var b=a.getLastInput();if(b.connectionModel){var c=a.xPos+a.statementEdge+b.notchOffset;c=this.info_.RTL?-1*c:c+this.constants_.DARK_PATH_OFFSET;b.connectionModel.setOffsetInBlock(c,a.yPos+this.constants_.DARK_PATH_OFFSET)}};
+Blockly.geras.Drawer.prototype.positionExternalValueConnection_=function(a){var b=a.getLastInput();if(b.connectionModel){var c=a.xPos+a.width+this.constants_.DARK_PATH_OFFSET;this.info_.RTL&&(c*=-1);b.connectionModel.setOffsetInBlock(c,a.yPos)}};Blockly.geras.Drawer.prototype.positionNextConnection_=function(){var a=this.info_.bottomRow;if(a.connection){var b=a.connection,c=b.xPos;b.connectionModel.setOffsetInBlock((this.info_.RTL?-c:c)+this.constants_.DARK_PATH_OFFSET/2,a.baseline+this.constants_.DARK_PATH_OFFSET)}};Blockly.geras.HighlightConstantProvider=function(a){this.constantProvider=a;this.OFFSET=.5;this.START_POINT=Blockly.utils.svgPaths.moveBy(this.OFFSET,this.OFFSET)};Blockly.geras.HighlightConstantProvider.prototype.init=function(){this.INSIDE_CORNER=this.makeInsideCorner();this.OUTSIDE_CORNER=this.makeOutsideCorner();this.PUZZLE_TAB=this.makePuzzleTab();this.NOTCH=this.makeNotch();this.JAGGED_TEETH=this.makeJaggedTeeth();this.START_HAT=this.makeStartHat()};
+Blockly.geras.HighlightConstantProvider.prototype.makeInsideCorner=function(){var a=this.constantProvider.CORNER_RADIUS,b=this.OFFSET,c=(1-Math.SQRT1_2)*(a+b)-b,d=Blockly.utils.svgPaths.moveBy(c,c)+Blockly.utils.svgPaths.arc("a","0 0,0",a,Blockly.utils.svgPaths.point(-c-b,a-c)),e=Blockly.utils.svgPaths.arc("a","0 0,0",a+b,Blockly.utils.svgPaths.point(a+b,a+b)),f=Blockly.utils.svgPaths.moveBy(c,-c)+Blockly.utils.svgPaths.arc("a","0 0,0",a+b,Blockly.utils.svgPaths.point(a-c,c+b));return{width:a+b,height:a,
+pathTop:function(a){return a?d:""},pathBottom:function(a){return a?e:f}}};
+Blockly.geras.HighlightConstantProvider.prototype.makeOutsideCorner=function(){var a=this.constantProvider.CORNER_RADIUS,b=this.OFFSET,c=(1-Math.SQRT1_2)*(a-b)+b,d=Blockly.utils.svgPaths.moveBy(c,c)+Blockly.utils.svgPaths.arc("a","0 0,1",a-b,Blockly.utils.svgPaths.point(a-c,-c+b)),e=Blockly.utils.svgPaths.moveBy(b,a)+Blockly.utils.svgPaths.arc("a","0 0,1",a-b,Blockly.utils.svgPaths.point(a,-a+b)),f=-c,g=Blockly.utils.svgPaths.moveBy(c,f)+Blockly.utils.svgPaths.arc("a","0 0,1",a-b,Blockly.utils.svgPaths.point(-c+
+b,-f-a));return{height:a,topLeft:function(a){return a?d:e},bottomLeft:function(){return g}}};
+Blockly.geras.HighlightConstantProvider.prototype.makePuzzleTab=function(){var a=this.constantProvider.TAB_WIDTH,b=this.constantProvider.TAB_HEIGHT,c=Blockly.utils.svgPaths.moveBy(-2,-b+3.4)+Blockly.utils.svgPaths.lineTo(-.45*a,-2.1),d=Blockly.utils.svgPaths.lineOnAxis("v",2.5)+Blockly.utils.svgPaths.moveBy(.97*-a,2.5)+Blockly.utils.svgPaths.curve("q",[Blockly.utils.svgPaths.point(.05*-a,10),Blockly.utils.svgPaths.point(.3*a,9.5)])+Blockly.utils.svgPaths.moveBy(.67*a,-1.9)+Blockly.utils.svgPaths.lineOnAxis("v",
+2.5),e=Blockly.utils.svgPaths.lineOnAxis("v",-1.5)+Blockly.utils.svgPaths.moveBy(-.92*a,-.5)+Blockly.utils.svgPaths.curve("q",[Blockly.utils.svgPaths.point(-.19*a,-5.5),Blockly.utils.svgPaths.point(0,-11)])+Blockly.utils.svgPaths.moveBy(.92*a,1),f=Blockly.utils.svgPaths.moveBy(-5,b-.7)+Blockly.utils.svgPaths.lineTo(.46*a,-2.1);return{width:a,height:b,pathUp:function(a){return a?c:e},pathDown:function(a){return a?d:f}}};
+Blockly.geras.HighlightConstantProvider.prototype.makeNotch=function(){return{pathLeft:Blockly.utils.svgPaths.lineOnAxis("h",this.OFFSET)+this.constantProvider.NOTCH.pathLeft}};Blockly.geras.HighlightConstantProvider.prototype.makeJaggedTeeth=function(){return{pathLeft:Blockly.utils.svgPaths.lineTo(5.1,2.6)+Blockly.utils.svgPaths.moveBy(-10.2,6.8)+Blockly.utils.svgPaths.lineTo(5.1,2.6),height:12,width:10.2}};
+Blockly.geras.HighlightConstantProvider.prototype.makeStartHat=function(){var a=this.constantProvider.START_HAT.height,b=Blockly.utils.svgPaths.moveBy(25,-8.7)+Blockly.utils.svgPaths.curve("c",[Blockly.utils.svgPaths.point(29.7,-6.2),Blockly.utils.svgPaths.point(57.2,-.5),Blockly.utils.svgPaths.point(75,8.7)]),c=Blockly.utils.svgPaths.curve("c",[Blockly.utils.svgPaths.point(17.8,-9.2),Blockly.utils.svgPaths.point(45.3,-14.9),Blockly.utils.svgPaths.point(75,-8.7)])+Blockly.utils.svgPaths.moveTo(100.5,
+a+.5);return{path:function(a){return a?b:c}}};Blockly.geras.PathObject=function(a,b,c){this.constants=c;this.svgRoot=a;this.svgPathDark=Blockly.utils.dom.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1,1)"},this.svgRoot);this.svgPath=Blockly.utils.dom.createSvgElement("path",{"class":"blocklyPath"},this.svgRoot);this.svgPathLight=Blockly.utils.dom.createSvgElement("path",{"class":"blocklyPathLight"},this.svgRoot);this.colourDark="#000000";this.style=b};Blockly.utils.object.inherits(Blockly.geras.PathObject,Blockly.blockRendering.PathObject);
+Blockly.geras.PathObject.prototype.setPath=function(a){this.svgPath.setAttribute("d",a);this.svgPathDark.setAttribute("d",a)};Blockly.geras.PathObject.prototype.setHighlightPath=function(a){this.svgPathLight.setAttribute("d",a)};Blockly.geras.PathObject.prototype.flipRTL=function(){this.svgPath.setAttribute("transform","scale(-1 1)");this.svgPathLight.setAttribute("transform","scale(-1 1)");this.svgPathDark.setAttribute("transform","translate(1,1) scale(-1 1)")};
+Blockly.geras.PathObject.prototype.applyColour=function(a){this.svgPathLight.style.display="";this.svgPathDark.style.display="";this.svgPathLight.setAttribute("stroke",this.style.colourTertiary);this.svgPathDark.setAttribute("fill",this.colourDark);Blockly.geras.PathObject.superClass_.applyColour.call(this,a);this.svgPath.setAttribute("stroke","none")};
+Blockly.geras.PathObject.prototype.setStyle=function(a){this.style=a;this.colourDark=Blockly.utils.colour.blend("#000",this.style.colourPrimary,.2)||this.colourDark};Blockly.geras.PathObject.prototype.updateHighlighted=function(a){a?(this.svgPath.setAttribute("filter","url(#"+this.constants.embossFilterId+")"),this.svgPathLight.style.display="none"):(this.svgPath.setAttribute("filter","none"),this.svgPathLight.style.display="inline")};
+Blockly.geras.PathObject.prototype.updateShadow_=function(a){a&&(this.svgPathLight.style.display="none",this.svgPathDark.setAttribute("fill",this.style.colourSecondary),this.svgPath.setAttribute("stroke","none"),this.svgPath.setAttribute("fill",this.style.colourSecondary))};Blockly.geras.PathObject.prototype.updateDisabled_=function(a){Blockly.geras.PathObject.superClass_.updateDisabled_.call(this,a);a&&this.svgPath.setAttribute("stroke","none")};Blockly.geras.Renderer=function(a){Blockly.geras.Renderer.superClass_.constructor.call(this,a);this.highlightConstants_=null};Blockly.utils.object.inherits(Blockly.geras.Renderer,Blockly.blockRendering.Renderer);Blockly.geras.Renderer.prototype.init=function(a,b){Blockly.geras.Renderer.superClass_.init.call(this,a,b);this.highlightConstants_=this.makeHighlightConstants_();this.highlightConstants_.init()};
+Blockly.geras.Renderer.prototype.refreshDom=function(a,b){Blockly.geras.Renderer.superClass_.refreshDom.call(this,a,b);this.getHighlightConstants().init()};Blockly.geras.Renderer.prototype.makeConstants_=function(){return new Blockly.geras.ConstantProvider};Blockly.geras.Renderer.prototype.makeRenderInfo_=function(a){return new Blockly.geras.RenderInfo(this,a)};Blockly.geras.Renderer.prototype.makeDrawer_=function(a,b){return new Blockly.geras.Drawer(a,b)};
+Blockly.geras.Renderer.prototype.makePathObject=function(a,b){return new Blockly.geras.PathObject(a,b,this.getConstants())};Blockly.geras.Renderer.prototype.makeHighlightConstants_=function(){return new Blockly.geras.HighlightConstantProvider(this.getConstants())};Blockly.geras.Renderer.prototype.getHighlightConstants=function(){return this.highlightConstants_};Blockly.blockRendering.register("geras",Blockly.geras.Renderer);Blockly.thrasos={};Blockly.thrasos.RenderInfo=function(a,b){Blockly.thrasos.RenderInfo.superClass_.constructor.call(this,a,b)};Blockly.utils.object.inherits(Blockly.thrasos.RenderInfo,Blockly.blockRendering.RenderInfo);Blockly.thrasos.RenderInfo.prototype.getRenderer=function(){return this.renderer_};
+Blockly.thrasos.RenderInfo.prototype.addElemSpacing_=function(){for(var a=!1,b=0,c;c=this.rows[b];b++)c.hasExternalInput&&(a=!0);for(b=0;c=this.rows[b];b++){var d=c.elements;c.elements=[];c.startsWithElemSpacer()&&c.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,this.getInRowSpacing_(null,d[0])));for(var e=0;e<d.length-1;e++){c.elements.push(d[e]);var f=this.getInRowSpacing_(d[e],d[e+1]);c.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,f))}c.elements.push(d[d.length-
+1]);c.endsWithElemSpacer()&&(f=this.getInRowSpacing_(d[d.length-1],null),a&&c.hasDummyInput&&(f+=this.constants_.TAB_WIDTH),c.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,f)))}};
+Blockly.thrasos.RenderInfo.prototype.getInRowSpacing_=function(a,b){if(!a)return b&&Blockly.blockRendering.Types.isField(b)&&b.isEditable?this.constants_.MEDIUM_PADDING:b&&Blockly.blockRendering.Types.isInlineInput(b)?this.constants_.MEDIUM_LARGE_PADDING:b&&Blockly.blockRendering.Types.isStatementInput(b)?this.constants_.STATEMENT_INPUT_PADDING_LEFT:this.constants_.LARGE_PADDING;if(!Blockly.blockRendering.Types.isInput(a)&&!b)return Blockly.blockRendering.Types.isField(a)&&a.isEditable?this.constants_.MEDIUM_PADDING:
+Blockly.blockRendering.Types.isIcon(a)?2*this.constants_.LARGE_PADDING+1:Blockly.blockRendering.Types.isHat(a)?this.constants_.NO_PADDING:Blockly.blockRendering.Types.isPreviousOrNextConnection(a)?this.constants_.LARGE_PADDING:Blockly.blockRendering.Types.isLeftRoundedCorner(a)?this.constants_.MIN_BLOCK_WIDTH:Blockly.blockRendering.Types.isJaggedEdge(a)?this.constants_.NO_PADDING:this.constants_.LARGE_PADDING;if(Blockly.blockRendering.Types.isInput(a)&&!b){if(Blockly.blockRendering.Types.isExternalInput(a))return this.constants_.NO_PADDING;
+if(Blockly.blockRendering.Types.isInlineInput(a))return this.constants_.LARGE_PADDING;if(Blockly.blockRendering.Types.isStatementInput(a))return this.constants_.NO_PADDING}if(!Blockly.blockRendering.Types.isInput(a)&&b&&Blockly.blockRendering.Types.isInput(b)){if(Blockly.blockRendering.Types.isField(a)&&a.isEditable){if(Blockly.blockRendering.Types.isInlineInput(b)||Blockly.blockRendering.Types.isExternalInput(b))return this.constants_.SMALL_PADDING}else{if(Blockly.blockRendering.Types.isInlineInput(b)||
+Blockly.blockRendering.Types.isExternalInput(b))return this.constants_.MEDIUM_LARGE_PADDING;if(Blockly.blockRendering.Types.isStatementInput(b))return this.constants_.LARGE_PADDING}return this.constants_.LARGE_PADDING-1}if(Blockly.blockRendering.Types.isIcon(a)&&b&&!Blockly.blockRendering.Types.isInput(b))return this.constants_.LARGE_PADDING;if(Blockly.blockRendering.Types.isInlineInput(a)&&b&&Blockly.blockRendering.Types.isField(b))return b.isEditable?this.constants_.MEDIUM_PADDING:this.constants_.LARGE_PADDING;
+if(Blockly.blockRendering.Types.isLeftSquareCorner(a)&&b){if(Blockly.blockRendering.Types.isHat(b))return this.constants_.NO_PADDING;if(Blockly.blockRendering.Types.isPreviousConnection(b)||Blockly.blockRendering.Types.isNextConnection(b))return b.notchOffset}return Blockly.blockRendering.Types.isLeftRoundedCorner(a)&&b?b.notchOffset-this.constants_.CORNER_RADIUS:Blockly.blockRendering.Types.isField(a)&&b&&Blockly.blockRendering.Types.isField(b)&&a.isEditable==b.isEditable||b&&Blockly.blockRendering.Types.isJaggedEdge(b)?
+this.constants_.LARGE_PADDING:this.constants_.MEDIUM_PADDING};
+Blockly.thrasos.RenderInfo.prototype.getSpacerRowHeight_=function(a,b){return Blockly.blockRendering.Types.isTopRow(a)&&Blockly.blockRendering.Types.isBottomRow(b)?this.constants_.EMPTY_BLOCK_SPACER_HEIGHT:Blockly.blockRendering.Types.isTopRow(a)||Blockly.blockRendering.Types.isBottomRow(b)?this.constants_.NO_PADDING:a.hasExternalInput&&b.hasExternalInput?this.constants_.LARGE_PADDING:!a.hasStatement&&b.hasStatement?this.constants_.BETWEEN_STATEMENT_PADDING_Y:a.hasStatement&&b.hasStatement||a.hasDummyInput||
+b.hasDummyInput?this.constants_.LARGE_PADDING:this.constants_.MEDIUM_PADDING};
+Blockly.thrasos.RenderInfo.prototype.getElemCenterline_=function(a,b){if(Blockly.blockRendering.Types.isSpacer(b))return a.yPos+b.height/2;if(Blockly.blockRendering.Types.isBottomRow(a))return a=a.yPos+a.height-a.descenderHeight,Blockly.blockRendering.Types.isNextConnection(b)?a+b.height/2:a-b.height/2;if(Blockly.blockRendering.Types.isTopRow(a))return Blockly.blockRendering.Types.isHat(b)?a.capline-b.height/2:a.capline+b.height/2;var c=a.yPos;return c=Blockly.blockRendering.Types.isField(b)&&a.hasStatement?
+c+(this.constants_.TALL_INPUT_FIELD_OFFSET_Y+b.height/2):c+a.height/2};
+Blockly.thrasos.RenderInfo.prototype.finalize_=function(){for(var a=0,b=0,c=0,d;d=this.rows[c];c++){d.yPos=b;d.xPos=this.startX;b+=d.height;a=Math.max(a,d.widthWithConnectedBlocks);var e=b-this.topRow.ascenderHeight;d==this.bottomRow&&e<this.constants_.MIN_BLOCK_HEIGHT&&(e=this.constants_.MIN_BLOCK_HEIGHT-e,this.bottomRow.height+=e,b+=e);this.recordElemPositions_(d)}this.outputConnection&&this.block_.nextConnection&&this.block_.nextConnection.isConnected()&&(a=Math.max(a,this.block_.nextConnection.targetBlock().getHeightWidth().width));
+this.bottomRow.baseline=b-this.bottomRow.descenderHeight;this.widthWithChildren=a+this.startX;this.height=b;this.startY=this.topRow.capline};Blockly.thrasos.Renderer=function(a){Blockly.thrasos.Renderer.superClass_.constructor.call(this,a)};Blockly.utils.object.inherits(Blockly.thrasos.Renderer,Blockly.blockRendering.Renderer);Blockly.thrasos.Renderer.prototype.makeRenderInfo_=function(a){return new Blockly.thrasos.RenderInfo(this,a)};Blockly.blockRendering.register("thrasos",Blockly.thrasos.Renderer);Blockly.zelos={};
+Blockly.zelos.ConstantProvider=function(){Blockly.zelos.ConstantProvider.superClass_.constructor.call(this);this.SMALL_PADDING=this.GRID_UNIT=4;this.MEDIUM_PADDING=2*this.GRID_UNIT;this.MEDIUM_LARGE_PADDING=3*this.GRID_UNIT;this.LARGE_PADDING=4*this.GRID_UNIT;this.CORNER_RADIUS=1*this.GRID_UNIT;this.NOTCH_WIDTH=9*this.GRID_UNIT;this.NOTCH_HEIGHT=2*this.GRID_UNIT;this.STATEMENT_INPUT_NOTCH_OFFSET=this.NOTCH_OFFSET_LEFT=3*this.GRID_UNIT;this.MIN_BLOCK_WIDTH=2*this.GRID_UNIT;this.MIN_BLOCK_HEIGHT=12*
+this.GRID_UNIT;this.EMPTY_STATEMENT_INPUT_HEIGHT=6*this.GRID_UNIT;this.TAB_OFFSET_FROM_TOP=0;this.TOP_ROW_MIN_HEIGHT=this.CORNER_RADIUS;this.TOP_ROW_PRECEDES_STATEMENT_MIN_HEIGHT=this.LARGE_PADDING;this.BOTTOM_ROW_MIN_HEIGHT=this.CORNER_RADIUS;this.BOTTOM_ROW_AFTER_STATEMENT_MIN_HEIGHT=6*this.GRID_UNIT;this.STATEMENT_BOTTOM_SPACER=-this.NOTCH_HEIGHT;this.STATEMENT_INPUT_SPACER_MIN_WIDTH=40*this.GRID_UNIT;this.STATEMENT_INPUT_PADDING_LEFT=4*this.GRID_UNIT;this.EMPTY_INLINE_INPUT_PADDING=4*this.GRID_UNIT;
+this.EMPTY_INLINE_INPUT_HEIGHT=8*this.GRID_UNIT;this.DUMMY_INPUT_MIN_HEIGHT=8*this.GRID_UNIT;this.DUMMY_INPUT_SHADOW_MIN_HEIGHT=6*this.GRID_UNIT;this.CURSOR_WS_WIDTH=20*this.GRID_UNIT;this.CURSOR_COLOUR="#ffa200";this.CURSOR_RADIUS=5;this.JAGGED_TEETH_WIDTH=this.JAGGED_TEETH_HEIGHT=0;this.START_HAT_HEIGHT=22;this.START_HAT_WIDTH=96;this.SHAPES={HEXAGONAL:1,ROUND:2,SQUARE:3,PUZZLE:4,NOTCH:5};this.SHAPE_IN_SHAPE_PADDING={1:{0:5*this.GRID_UNIT,1:2*this.GRID_UNIT,2:5*this.GRID_UNIT,3:5*this.GRID_UNIT},
+2:{0:3*this.GRID_UNIT,1:3*this.GRID_UNIT,2:1*this.GRID_UNIT,3:2*this.GRID_UNIT},3:{0:2*this.GRID_UNIT,1:2*this.GRID_UNIT,2:2*this.GRID_UNIT,3:2*this.GRID_UNIT}};this.FULL_BLOCK_FIELDS=!0;this.FIELD_TEXT_FONTSIZE=3*this.GRID_UNIT;this.FIELD_TEXT_FONTWEIGHT="bold";this.FIELD_TEXT_FONTFAMILY='"Helvetica Neue", "Segoe UI", Helvetica, sans-serif';this.FIELD_BORDER_RECT_RADIUS=this.CORNER_RADIUS;this.FIELD_BORDER_RECT_X_PADDING=2*this.GRID_UNIT;this.FIELD_BORDER_RECT_Y_PADDING=1.625*this.GRID_UNIT;this.FIELD_BORDER_RECT_HEIGHT=
+8*this.GRID_UNIT;this.FIELD_DROPDOWN_BORDER_RECT_HEIGHT=8*this.GRID_UNIT;this.FIELD_DROPDOWN_SVG_ARROW=this.FIELD_DROPDOWN_COLOURED_DIV=this.FIELD_DROPDOWN_NO_BORDER_RECT_SHADOW=!0;this.FIELD_DROPDOWN_SVG_ARROW_PADDING=this.FIELD_BORDER_RECT_X_PADDING;this.FIELD_COLOUR_FULL_BLOCK=this.FIELD_TEXTINPUT_BOX_SHADOW=!0;this.FIELD_COLOUR_DEFAULT_WIDTH=2*this.GRID_UNIT;this.FIELD_COLOUR_DEFAULT_HEIGHT=4*this.GRID_UNIT;this.FIELD_CHECKBOX_X_OFFSET=1*this.GRID_UNIT;this.MAX_DYNAMIC_CONNECTION_SHAPE_WIDTH=
+12*this.GRID_UNIT;this.SELECTED_GLOW_COLOUR="#fff200";this.SELECTED_GLOW_SIZE=.5;this.REPLACEMENT_GLOW_COLOUR="#fff200";this.REPLACEMENT_GLOW_SIZE=2;this.selectedGlowFilterId="";this.selectedGlowFilter_=null;this.replacementGlowFilterId="";this.replacementGlowFilter_=null};Blockly.utils.object.inherits(Blockly.zelos.ConstantProvider,Blockly.blockRendering.ConstantProvider);
+Blockly.zelos.ConstantProvider.prototype.setFontConstants_=function(a){Blockly.zelos.ConstantProvider.superClass_.setFontConstants_.call(this,a);this.FIELD_DROPDOWN_BORDER_RECT_HEIGHT=this.FIELD_BORDER_RECT_HEIGHT=this.FIELD_TEXT_HEIGHT+2*this.FIELD_BORDER_RECT_Y_PADDING};
+Blockly.zelos.ConstantProvider.prototype.init=function(){Blockly.zelos.ConstantProvider.superClass_.init.call(this);this.HEXAGONAL=this.makeHexagonal();this.ROUNDED=this.makeRounded();this.SQUARED=this.makeSquared();this.STATEMENT_INPUT_NOTCH_OFFSET=this.NOTCH_OFFSET_LEFT+this.INSIDE_CORNERS.rightWidth};
+Blockly.zelos.ConstantProvider.prototype.setDynamicProperties_=function(a){Blockly.zelos.ConstantProvider.superClass_.setDynamicProperties_.call(this,a);this.SELECTED_GLOW_COLOUR=a.getComponentStyle("selectedGlowColour")||this.SELECTED_GLOW_COLOUR;var b=Number(a.getComponentStyle("selectedGlowSize"));this.SELECTED_GLOW_SIZE=b&&!isNaN(b)?b:this.SELECTED_GLOW_SIZE;this.REPLACEMENT_GLOW_COLOUR=a.getComponentStyle("replacementGlowColour")||this.REPLACEMENT_GLOW_COLOUR;this.REPLACEMENT_GLOW_SIZE=(a=Number(a.getComponentStyle("replacementGlowSize")))&&
+!isNaN(a)?a:this.REPLACEMENT_GLOW_SIZE};Blockly.zelos.ConstantProvider.prototype.dispose=function(){Blockly.zelos.ConstantProvider.superClass_.dispose.call(this);this.selectedGlowFilter_&&Blockly.utils.dom.removeNode(this.selectedGlowFilter_);this.replacementGlowFilter_&&Blockly.utils.dom.removeNode(this.replacementGlowFilter_)};
+Blockly.zelos.ConstantProvider.prototype.makeStartHat=function(){var a=this.START_HAT_HEIGHT,b=this.START_HAT_WIDTH,c=Blockly.utils.svgPaths.curve("c",[Blockly.utils.svgPaths.point(25,-a),Blockly.utils.svgPaths.point(71,-a),Blockly.utils.svgPaths.point(b,0)]);return{height:a,width:b,path:c}};
+Blockly.zelos.ConstantProvider.prototype.makeHexagonal=function(){function a(a,d,e){var c=a/2;c=c>b?b:c;e=e?-1:1;a=(d?-1:1)*a/2;return Blockly.utils.svgPaths.lineTo(-e*c,a)+Blockly.utils.svgPaths.lineTo(e*c,a)}var b=this.MAX_DYNAMIC_CONNECTION_SHAPE_WIDTH;return{type:this.SHAPES.HEXAGONAL,isDynamic:!0,width:function(a){a/=2;return a>b?b:a},height:function(a){return a},connectionOffsetY:function(a){return a/2},connectionOffsetX:function(a){return-a},pathDown:function(b){return a(b,!1,!1)},pathUp:function(b){return a(b,
+!0,!1)},pathRightDown:function(b){return a(b,!1,!0)},pathRightUp:function(b){return a(b,!1,!0)}}};
+Blockly.zelos.ConstantProvider.prototype.makeRounded=function(){function a(a,b,f){var d=a>c?a-c:0;a=(a>c?c:a)/2;return Blockly.utils.svgPaths.arc("a","0 0,1",a,Blockly.utils.svgPaths.point((b?-1:1)*a,(b?-1:1)*a))+Blockly.utils.svgPaths.lineOnAxis("v",(f?1:-1)*d)+Blockly.utils.svgPaths.arc("a","0 0,1",a,Blockly.utils.svgPaths.point((b?1:-1)*a,(b?-1:1)*a))}var b=this.MAX_DYNAMIC_CONNECTION_SHAPE_WIDTH,c=2*b;return{type:this.SHAPES.ROUND,isDynamic:!0,width:function(a){a/=2;return a>b?b:a},height:function(a){return a},
+connectionOffsetY:function(a){return a/2},connectionOffsetX:function(a){return-a},pathDown:function(b){return a(b,!1,!1)},pathUp:function(b){return a(b,!0,!1)},pathRightDown:function(b){return a(b,!1,!0)},pathRightUp:function(b){return a(b,!1,!0)}}};
+Blockly.zelos.ConstantProvider.prototype.makeSquared=function(){function a(a,d,e){a-=2*b;return Blockly.utils.svgPaths.arc("a","0 0,1",b,Blockly.utils.svgPaths.point((d?-1:1)*b,(d?-1:1)*b))+Blockly.utils.svgPaths.lineOnAxis("v",(e?1:-1)*a)+Blockly.utils.svgPaths.arc("a","0 0,1",b,Blockly.utils.svgPaths.point((d?1:-1)*b,(d?-1:1)*b))}var b=this.CORNER_RADIUS;return{type:this.SHAPES.SQUARE,isDynamic:!0,width:function(a){return b},height:function(a){return a},connectionOffsetY:function(a){return a/2},
+connectionOffsetX:function(a){return-a},pathDown:function(b){return a(b,!1,!1)},pathUp:function(b){return a(b,!0,!1)},pathRightDown:function(b){return a(b,!1,!0)},pathRightUp:function(b){return a(b,!1,!0)}}};
+Blockly.zelos.ConstantProvider.prototype.shapeFor=function(a){var b=a.getCheck();!b&&a.targetConnection&&(b=a.targetConnection.getCheck());switch(a.type){case Blockly.INPUT_VALUE:case Blockly.OUTPUT_VALUE:a=a.getSourceBlock().getOutputShape();if(null!=a)switch(a){case this.SHAPES.HEXAGONAL:return this.HEXAGONAL;case this.SHAPES.ROUND:return this.ROUNDED;case this.SHAPES.SQUARE:return this.SQUARED}if(b&&-1!=b.indexOf("Boolean"))return this.HEXAGONAL;if(b&&-1!=b.indexOf("Number"))return this.ROUNDED;
+b&&b.indexOf("String");return this.ROUNDED;case Blockly.PREVIOUS_STATEMENT:case Blockly.NEXT_STATEMENT:return this.NOTCH;default:throw Error("Unknown type");}};
+Blockly.zelos.ConstantProvider.prototype.makeNotch=function(){function a(a){return Blockly.utils.svgPaths.curve("c",[Blockly.utils.svgPaths.point(a*e/2,0),Blockly.utils.svgPaths.point(a*e*3/4,g/2),Blockly.utils.svgPaths.point(a*e,g)])+Blockly.utils.svgPaths.line([Blockly.utils.svgPaths.point(a*e,f)])+Blockly.utils.svgPaths.curve("c",[Blockly.utils.svgPaths.point(a*e/4,g/2),Blockly.utils.svgPaths.point(a*e/2,g),Blockly.utils.svgPaths.point(a*e,g)])+Blockly.utils.svgPaths.lineOnAxis("h",a*d)+Blockly.utils.svgPaths.curve("c",
+[Blockly.utils.svgPaths.point(a*e/2,0),Blockly.utils.svgPaths.point(a*e*3/4,-(g/2)),Blockly.utils.svgPaths.point(a*e,-g)])+Blockly.utils.svgPaths.line([Blockly.utils.svgPaths.point(a*e,-f)])+Blockly.utils.svgPaths.curve("c",[Blockly.utils.svgPaths.point(a*e/4,-(g/2)),Blockly.utils.svgPaths.point(a*e/2,-g),Blockly.utils.svgPaths.point(a*e,-g)])}var b=this.NOTCH_WIDTH,c=this.NOTCH_HEIGHT,d=b/3,e=d/3,f=c/2,g=f/2,h=a(1),k=a(-1);return{type:this.SHAPES.NOTCH,width:b,height:c,pathLeft:h,pathRight:k}};
+Blockly.zelos.ConstantProvider.prototype.makeInsideCorners=function(){var a=this.CORNER_RADIUS,b=Blockly.utils.svgPaths.arc("a","0 0,0",a,Blockly.utils.svgPaths.point(-a,a)),c=Blockly.utils.svgPaths.arc("a","0 0,1",a,Blockly.utils.svgPaths.point(-a,a)),d=Blockly.utils.svgPaths.arc("a","0 0,0",a,Blockly.utils.svgPaths.point(a,a)),e=Blockly.utils.svgPaths.arc("a","0 0,1",a,Blockly.utils.svgPaths.point(a,a));return{width:a,height:a,pathTop:b,pathBottom:d,rightWidth:a,rightHeight:a,pathTopRight:c,pathBottomRight:e}};
+Blockly.zelos.ConstantProvider.prototype.generateSecondaryColour_=function(a){return Blockly.utils.colour.blend("#000",a,.15)||a};Blockly.zelos.ConstantProvider.prototype.generateTertiaryColour_=function(a){return Blockly.utils.colour.blend("#000",a,.25)||a};
+Blockly.zelos.ConstantProvider.prototype.createDom=function(a,b,c){Blockly.zelos.ConstantProvider.superClass_.createDom.call(this,a,b,c);a=Blockly.utils.dom.createSvgElement("defs",{},a);b=Blockly.utils.dom.createSvgElement("filter",{id:"blocklySelectedGlowFilter"+this.randomIdentifier,height:"160%",width:"180%",y:"-30%",x:"-40%"},a);Blockly.utils.dom.createSvgElement("feGaussianBlur",{"in":"SourceGraphic",stdDeviation:this.SELECTED_GLOW_SIZE},b);c=Blockly.utils.dom.createSvgElement("feComponentTransfer",
+{result:"outBlur"},b);Blockly.utils.dom.createSvgElement("feFuncA",{type:"table",tableValues:"0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1"},c);Blockly.utils.dom.createSvgElement("feFlood",{"flood-color":this.SELECTED_GLOW_COLOUR,"flood-opacity":1,result:"outColor"},b);Blockly.utils.dom.createSvgElement("feComposite",{"in":"outColor",in2:"outBlur",operator:"in",result:"outGlow"},b);this.selectedGlowFilterId=b.id;this.selectedGlowFilter_=b;a=Blockly.utils.dom.createSvgElement("filter",{id:"blocklyReplacementGlowFilter"+
+this.randomIdentifier,height:"160%",width:"180%",y:"-30%",x:"-40%"},a);Blockly.utils.dom.createSvgElement("feGaussianBlur",{"in":"SourceGraphic",stdDeviation:this.REPLACEMENT_GLOW_SIZE},a);b=Blockly.utils.dom.createSvgElement("feComponentTransfer",{result:"outBlur"},a);Blockly.utils.dom.createSvgElement("feFuncA",{type:"table",tableValues:"0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1"},b);Blockly.utils.dom.createSvgElement("feFlood",{"flood-color":this.REPLACEMENT_GLOW_COLOUR,"flood-opacity":1,result:"outColor"},
+a);Blockly.utils.dom.createSvgElement("feComposite",{"in":"outColor",in2:"outBlur",operator:"in",result:"outGlow"},a);Blockly.utils.dom.createSvgElement("feComposite",{"in":"SourceGraphic",in2:"outGlow",operator:"over"},a);this.replacementGlowFilterId=a.id;this.replacementGlowFilter_=a};
+Blockly.zelos.ConstantProvider.prototype.getCSS_=function(a){return[a+" .blocklyText, ",a+" .blocklyFlyoutLabelText {","font-family: "+this.FIELD_TEXT_FONTFAMILY+";","font-size: "+this.FIELD_TEXT_FONTSIZE+"pt;","font-weight: "+this.FIELD_TEXT_FONTWEIGHT+";","}",a+" .blocklyText {","fill: #fff;","}",a+" .blocklyNonEditableText>rect:not(.blocklyDropdownRect),",a+" .blocklyEditableText>rect:not(.blocklyDropdownRect) {","fill: "+this.FIELD_BORDER_RECT_COLOUR+";","}",a+" .blocklyNonEditableText>text,",
+a+" .blocklyEditableText>text,",a+" .blocklyNonEditableText>g>text,",a+" .blocklyEditableText>g>text {","fill: #575E75;","}",a+" .blocklyFlyoutLabelText {","fill: #575E75;","}",a+" .blocklyText.blocklyBubbleText {","fill: #575E75;","}",a+" .blocklyDraggable:not(.blocklyDisabled)"," .blocklyEditableText:not(.editing):hover>rect ,",a+" .blocklyDraggable:not(.blocklyDisabled)"," .blocklyEditableText:not(.editing):hover>.blocklyPath {","stroke: #fff;","stroke-width: 2;","}",a+" .blocklyHtmlInput {","font-family: "+
+this.FIELD_TEXT_FONTFAMILY+";","font-weight: "+this.FIELD_TEXT_FONTWEIGHT+";","color: #575E75;","}",a+" .blocklyDropdownText {","fill: #fff !important;","}",a+".blocklyWidgetDiv .goog-menuitem,",a+".blocklyDropDownDiv .goog-menuitem {","font-family: "+this.FIELD_TEXT_FONTFAMILY+";","}",a+".blocklyDropDownDiv .goog-menuitem-content {","color: #fff;","}",a+" .blocklyHighlightedConnectionPath {","stroke: "+this.SELECTED_GLOW_COLOUR+";","}",a+" .blocklyDisabled > .blocklyOutlinePath {","fill: url(#blocklyDisabledPattern"+
+this.randomIdentifier+")","}",a+" .blocklyInsertionMarker>.blocklyPath {","fill-opacity: "+this.INSERTION_MARKER_OPACITY+";","stroke: none","}"]};Blockly.zelos.TopRow=function(a){Blockly.zelos.TopRow.superClass_.constructor.call(this,a)};Blockly.utils.object.inherits(Blockly.zelos.TopRow,Blockly.blockRendering.TopRow);Blockly.zelos.TopRow.prototype.endsWithElemSpacer=function(){return!1};Blockly.zelos.TopRow.prototype.hasLeftSquareCorner=function(a){var b=(a.hat?"cap"===a.hat:this.constants_.ADD_START_HATS)&&!a.outputConnection&&!a.previousConnection;return!!a.outputConnection||b};
+Blockly.zelos.TopRow.prototype.hasRightSquareCorner=function(a){return!!a.outputConnection&&!a.statementInputCount&&!a.nextConnection};Blockly.zelos.BottomRow=function(a){Blockly.zelos.BottomRow.superClass_.constructor.call(this,a)};Blockly.utils.object.inherits(Blockly.zelos.BottomRow,Blockly.blockRendering.BottomRow);Blockly.zelos.BottomRow.prototype.endsWithElemSpacer=function(){return!1};Blockly.zelos.BottomRow.prototype.hasLeftSquareCorner=function(a){return!!a.outputConnection};
+Blockly.zelos.BottomRow.prototype.hasRightSquareCorner=function(a){return!!a.outputConnection&&!a.statementInputCount&&!a.nextConnection};Blockly.zelos.RightConnectionShape=function(a){Blockly.zelos.RightConnectionShape.superClass_.constructor.call(this,a);this.type|=Blockly.blockRendering.Types.getType("RIGHT_CONNECTION");this.width=this.height=0};Blockly.utils.object.inherits(Blockly.zelos.RightConnectionShape,Blockly.blockRendering.Measurable);Blockly.zelos.StatementInput=function(a,b){Blockly.zelos.StatementInput.superClass_.constructor.call(this,a,b);if(this.connectedBlock){for(a=this.connectedBlock;a.getNextBlock();)a=a.getNextBlock();a.nextConnection||(this.height=this.connectedBlockHeight,this.connectedBottomNextConnection=!0)}};Blockly.utils.object.inherits(Blockly.zelos.StatementInput,Blockly.blockRendering.StatementInput);Blockly.zelos.RenderInfo=function(a,b){Blockly.zelos.RenderInfo.superClass_.constructor.call(this,a,b);this.topRow=new Blockly.zelos.TopRow(this.constants_);this.bottomRow=new Blockly.zelos.BottomRow(this.constants_);this.isInline=!0;this.isMultiRow=!b.getInputsInline()||b.isCollapsed();this.hasStatementInput=0<b.statementInputCount;this.rightSide=this.outputConnection?new Blockly.zelos.RightConnectionShape(this.constants_):null};Blockly.utils.object.inherits(Blockly.zelos.RenderInfo,Blockly.blockRendering.RenderInfo);
+Blockly.zelos.RenderInfo.prototype.getRenderer=function(){return this.renderer_};Blockly.zelos.RenderInfo.prototype.measure=function(){this.createRows_();this.addElemSpacing_();this.addRowSpacing_();this.adjustXPosition_();this.computeBounds_();this.alignRowElements_();this.finalize_()};
+Blockly.zelos.RenderInfo.prototype.shouldStartNewRow_=function(a,b){return b?a.type==Blockly.NEXT_STATEMENT||b.type==Blockly.NEXT_STATEMENT?!0:a.type==Blockly.INPUT_VALUE||a.type==Blockly.DUMMY_INPUT?!this.isInline||this.isMultiRow:!1:!1};Blockly.zelos.RenderInfo.prototype.getDesiredRowWidth_=function(a){return a.hasStatement?this.width-this.startX-(this.constants_.INSIDE_CORNERS.rightWidth||0):Blockly.zelos.RenderInfo.superClass_.getDesiredRowWidth_.call(this,a)};
+Blockly.zelos.RenderInfo.prototype.getInRowSpacing_=function(a,b){return a&&b||!this.outputConnection||!this.outputConnection.isDynamicShape||this.hasStatementInput||this.bottomRow.hasNextConnection?!a&&b&&Blockly.blockRendering.Types.isStatementInput(b)?this.constants_.STATEMENT_INPUT_PADDING_LEFT:a&&Blockly.blockRendering.Types.isLeftRoundedCorner(a)&&b&&(Blockly.blockRendering.Types.isPreviousConnection(b)||Blockly.blockRendering.Types.isNextConnection(b))?b.notchOffset-this.constants_.CORNER_RADIUS:
+a&&Blockly.blockRendering.Types.isLeftSquareCorner(a)&&b&&Blockly.blockRendering.Types.isHat(b)?this.constants_.NO_PADDING:this.constants_.MEDIUM_PADDING:this.constants_.NO_PADDING};
+Blockly.zelos.RenderInfo.prototype.getSpacerRowHeight_=function(a,b){if(Blockly.blockRendering.Types.isTopRow(a)&&Blockly.blockRendering.Types.isBottomRow(b))return this.constants_.EMPTY_BLOCK_SPACER_HEIGHT;var c=Blockly.blockRendering.Types.isInputRow(a)&&a.hasStatement,d=Blockly.blockRendering.Types.isInputRow(b)&&b.hasStatement;return d||c?(a=Math.max(this.constants_.NOTCH_HEIGHT,this.constants_.INSIDE_CORNERS.rightHeight||0),d&&c?Math.max(a,this.constants_.DUMMY_INPUT_MIN_HEIGHT):a):Blockly.blockRendering.Types.isTopRow(a)?
+a.hasPreviousConnection||this.outputConnection&&!this.hasStatementInput?this.constants_.NO_PADDING:Math.abs(this.constants_.NOTCH_HEIGHT-this.constants_.CORNER_RADIUS):Blockly.blockRendering.Types.isBottomRow(b)?this.outputConnection?!b.hasNextConnection&&this.hasStatementInput?Math.abs(this.constants_.NOTCH_HEIGHT-this.constants_.CORNER_RADIUS):this.constants_.NO_PADDING:Math.max(this.topRow.minHeight,Math.max(this.constants_.NOTCH_HEIGHT,this.constants_.CORNER_RADIUS))-this.constants_.CORNER_RADIUS:
+this.constants_.MEDIUM_PADDING};Blockly.zelos.RenderInfo.prototype.getSpacerRowWidth_=function(a,b){var c=this.width-this.startX;return Blockly.blockRendering.Types.isInputRow(a)&&a.hasStatement||Blockly.blockRendering.Types.isInputRow(b)&&b.hasStatement?Math.max(c,this.constants_.STATEMENT_INPUT_SPACER_MIN_WIDTH):c};
+Blockly.zelos.RenderInfo.prototype.getElemCenterline_=function(a,b){if(a.hasStatement&&!Blockly.blockRendering.Types.isSpacer(b)&&!Blockly.blockRendering.Types.isStatementInput(b))return a.yPos+this.constants_.EMPTY_STATEMENT_INPUT_HEIGHT/2;if(Blockly.blockRendering.Types.isInlineInput(b)){var c=b.connectedBlock;if(c&&c.outputConnection&&c.nextConnection)return a.yPos+c.height/2}return Blockly.zelos.RenderInfo.superClass_.getElemCenterline_.call(this,a,b)};
+Blockly.zelos.RenderInfo.prototype.addInput_=function(a,b){a.type==Blockly.DUMMY_INPUT&&b.hasDummyInput&&b.align==Blockly.ALIGN_LEFT&&a.align==Blockly.ALIGN_RIGHT&&(b.rightAlignedDummyInput=a);Blockly.zelos.RenderInfo.superClass_.addInput_.call(this,a,b)};
+Blockly.zelos.RenderInfo.prototype.addAlignmentPadding_=function(a,b){if(a.rightAlignedDummyInput){for(var c,d=0,e;(e=a.elements[d])&&(Blockly.blockRendering.Types.isSpacer(e)&&(c=e),!Blockly.blockRendering.Types.isField(e)||e.parentInput!=a.rightAlignedDummyInput);d++);if(c){c.width+=b;a.width+=b;return}}Blockly.zelos.RenderInfo.superClass_.addAlignmentPadding_.call(this,a,b)};
+Blockly.zelos.RenderInfo.prototype.adjustXPosition_=function(){for(var a=this.constants_.NOTCH_OFFSET_LEFT+this.constants_.NOTCH_WIDTH,b=a,c=2;c<this.rows.length-1;c+=2){var d=this.rows[c-1],e=this.rows[c],f=this.rows[c+1];d=2==c?!!this.topRow.hasPreviousConnection:!!d.followsStatement;f=c+2>=this.rows.length-1?!!this.bottomRow.hasNextConnection:!!f.precedesStatement;if(Blockly.blockRendering.Types.isInputRow(e)&&e.hasStatement)e.measure(),b=e.width-e.getLastInput().width+a;else if(d&&(2==c||f)&&
+Blockly.blockRendering.Types.isInputRow(e)&&!e.hasStatement){f=e.xPos;d=null;for(var g=0,h;h=e.elements[g];g++)Blockly.blockRendering.Types.isSpacer(h)&&(d=h),!(d&&(Blockly.blockRendering.Types.isField(h)||Blockly.blockRendering.Types.isInput(h))&&f<b)||Blockly.blockRendering.Types.isField(h)&&(h.field instanceof Blockly.FieldLabel||h.field instanceof Blockly.FieldImage)||(d.width+=b-f),f+=h.width}}};
+Blockly.zelos.RenderInfo.prototype.finalizeOutputConnection_=function(){if(this.outputConnection&&this.outputConnection.isDynamicShape){for(var a=0,b=0,c;c=this.rows[b];b++)c.yPos=a,a+=c.height;this.height=a;b=this.bottomRow.hasNextConnection?this.height-this.bottomRow.descenderHeight:this.height;a=this.outputConnection.shape.height(b);b=this.outputConnection.shape.width(b);this.outputConnection.height=a;this.outputConnection.width=b;this.outputConnection.startX=b;this.outputConnection.connectionOffsetY=
+this.outputConnection.shape.connectionOffsetY(a);this.outputConnection.connectionOffsetX=this.outputConnection.shape.connectionOffsetX(b);c=0;this.hasStatementInput||this.bottomRow.hasNextConnection||(c=b,this.rightSide.height=a,this.rightSide.width=c,this.rightSide.centerline=a/2,this.rightSide.xPos=this.width+c);this.startX=b;this.width+=b+c;this.widthWithChildren+=b+c}};
+Blockly.zelos.RenderInfo.prototype.finalizeHorizontalAlignment_=function(){if(this.outputConnection&&!this.hasStatementInput&&!this.bottomRow.hasNextConnection){for(var a=0,b=0,c;c=this.rows[b];b++)if(Blockly.blockRendering.Types.isInputRow(c)){a=c.elements[c.elements.length-2];var d=this.getNegativeSpacing_(c.elements[1]),e=this.getNegativeSpacing_(a);a=d+e;var f=this.constants_.MIN_BLOCK_WIDTH+2*this.outputConnection.width;this.width-a<f&&(a=this.width-f,d=a/2,e=a/2);c.elements.unshift(new Blockly.blockRendering.InRowSpacer(this.constants_,
+-d));c.elements.push(new Blockly.blockRendering.InRowSpacer(this.constants_,-e))}if(a)for(this.width-=a,this.widthWithChildren-=a,this.rightSide.xPos-=a,b=0;c=this.rows[b];b++)Blockly.blockRendering.Types.isTopOrBottomRow(c)&&(c.elements[1].width-=a,c.elements[1].widthWithConnectedBlocks-=a),c.width-=a,c.widthWithConnectedBlocks-=a}};
+Blockly.zelos.RenderInfo.prototype.getNegativeSpacing_=function(a){if(!a)return 0;var b=this.outputConnection.width,c=this.outputConnection.shape.type,d=this.constants_;if(this.isMultiRow&&1<this.inputRows.length)switch(c){case d.SHAPES.ROUND:return c=this.constants_.MAX_DYNAMIC_CONNECTION_SHAPE_WIDTH,c=this.height/2>c?c:this.height/2,b-c*(1-Math.sin(Math.acos((c-this.constants_.SMALL_PADDING)/c)));default:return 0}if(Blockly.blockRendering.Types.isInlineInput(a)){var e=a.connectedBlock;a=e?e.pathObject.outputShapeType:
+a.shape.type;return e&&e.outputConnection&&(e.statementInputCount||e.nextConnection)||c==d.SHAPES.HEXAGONAL&&c!=a?0:b-this.constants_.SHAPE_IN_SHAPE_PADDING[c][a]}return Blockly.blockRendering.Types.isField(a)?c==d.SHAPES.ROUND&&a.field instanceof Blockly.FieldTextInput?b-2.75*d.GRID_UNIT:b-this.constants_.SHAPE_IN_SHAPE_PADDING[c][0]:Blockly.blockRendering.Types.isIcon(a)?this.constants_.SMALL_PADDING:0};
+Blockly.zelos.RenderInfo.prototype.finalizeVerticalAlignment_=function(){if(!this.outputConnection)for(var a=2;a<this.rows.length-1;a+=2){var b=this.rows[a-1],c=this.rows[a],d=this.rows[a+1],e=2==a,f=a+2>=this.rows.length-1?!!this.bottomRow.hasNextConnection:!!d.precedesStatement;if(e?this.topRow.hasPreviousConnection:b.followsStatement){var g=3==c.elements.length&&(c.elements[1].field instanceof Blockly.FieldLabel||c.elements[1].field instanceof Blockly.FieldImage);if(!e&&g)b.height-=this.constants_.SMALL_PADDING,
+d.height-=this.constants_.SMALL_PADDING,c.height-=this.constants_.MEDIUM_PADDING;else if(!e&&!f)b.height+=this.constants_.SMALL_PADDING;else if(f){e=!1;for(f=0;g=c.elements[f];f++)if(Blockly.blockRendering.Types.isInlineInput(g)&&g.connectedBlock&&!g.connectedBlock.isShadow()&&40<=g.connectedBlock.getHeightWidth().height){e=!0;break}e&&(b.height-=this.constants_.SMALL_PADDING,d.height-=this.constants_.SMALL_PADDING)}}}};
+Blockly.zelos.RenderInfo.prototype.finalize_=function(){this.finalizeOutputConnection_();this.finalizeHorizontalAlignment_();this.finalizeVerticalAlignment_();Blockly.zelos.RenderInfo.superClass_.finalize_.call(this);this.rightSide&&(this.widthWithChildren+=this.rightSide.width)};Blockly.zelos.Drawer=function(a,b){Blockly.zelos.Drawer.superClass_.constructor.call(this,a,b)};Blockly.utils.object.inherits(Blockly.zelos.Drawer,Blockly.blockRendering.Drawer);
+Blockly.zelos.Drawer.prototype.draw=function(){var a=this.block_.pathObject;a.beginDrawing();this.hideHiddenIcons_();this.drawOutline_();this.drawInternals_();a.setPath(this.outlinePath_+"\n"+this.inlinePath_);this.info_.RTL&&a.flipRTL();Blockly.blockRendering.useDebugger&&this.block_.renderingDebugger.drawDebug(this.block_,this.info_);this.recordSizeOnBlock_();this.info_.outputConnection&&(a.outputShapeType=this.info_.outputConnection.shape.type);a.endDrawing()};
+Blockly.zelos.Drawer.prototype.drawOutline_=function(){this.info_.outputConnection&&this.info_.outputConnection.isDynamicShape&&!this.info_.hasStatementInput&&!this.info_.bottomRow.hasNextConnection?(this.drawFlatTop_(),this.drawRightDynamicConnection_(),this.drawFlatBottom_(),this.drawLeftDynamicConnection_()):Blockly.zelos.Drawer.superClass_.drawOutline_.call(this)};
+Blockly.zelos.Drawer.prototype.drawLeft_=function(){this.info_.outputConnection&&this.info_.outputConnection.isDynamicShape?this.drawLeftDynamicConnection_():Blockly.zelos.Drawer.superClass_.drawLeft_.call(this)};
+Blockly.zelos.Drawer.prototype.drawRightSideRow_=function(a){if(!(0>=a.height))if(a.precedesStatement||a.followsStatement){var b=this.constants_.INSIDE_CORNERS.rightHeight;b=a.height-(a.precedesStatement?b:0);this.outlinePath_+=(a.followsStatement?this.constants_.INSIDE_CORNERS.pathBottomRight:"")+(0<b?Blockly.utils.svgPaths.lineOnAxis("V",a.yPos+b):"")+(a.precedesStatement?this.constants_.INSIDE_CORNERS.pathTopRight:"")}else this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("V",a.yPos+a.height)};
+Blockly.zelos.Drawer.prototype.drawRightDynamicConnection_=function(){this.outlinePath_+=this.info_.outputConnection.shape.pathRightDown(this.info_.outputConnection.height)};Blockly.zelos.Drawer.prototype.drawLeftDynamicConnection_=function(){this.positionOutputConnection_();this.outlinePath_+=this.info_.outputConnection.shape.pathUp(this.info_.outputConnection.height);this.outlinePath_+="z"};
+Blockly.zelos.Drawer.prototype.drawFlatTop_=function(){var a=this.info_.topRow;this.positionPreviousConnection_();this.outlinePath_+=Blockly.utils.svgPaths.moveBy(a.xPos,this.info_.startY);this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("h",a.width)};Blockly.zelos.Drawer.prototype.drawFlatBottom_=function(){var a=this.info_.bottomRow;this.positionNextConnection_();this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("V",a.baseline);this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("h",-a.width)};
+Blockly.zelos.Drawer.prototype.drawInlineInput_=function(a){this.positionInlineInputConnection_(a);var b=a.input.name;if(!a.connectedBlock&&!this.info_.isInsertionMarker){var c=a.width-2*a.connectionWidth;a=Blockly.utils.svgPaths.moveTo(a.xPos+a.connectionWidth,a.centerline-a.height/2)+Blockly.utils.svgPaths.lineOnAxis("h",c)+a.shape.pathRightDown(a.height)+Blockly.utils.svgPaths.lineOnAxis("h",-c)+a.shape.pathUp(a.height)+"z";this.block_.pathObject.setOutlinePath(b,a)}};
+Blockly.zelos.Drawer.prototype.drawStatementInput_=function(a){var b=a.getLastInput(),c=b.xPos+b.notchOffset+b.shape.width,d=b.shape.pathRight+Blockly.utils.svgPaths.lineOnAxis("h",-(b.notchOffset-this.constants_.INSIDE_CORNERS.width))+this.constants_.INSIDE_CORNERS.pathTop,e=a.height-2*this.constants_.INSIDE_CORNERS.height;b=this.constants_.INSIDE_CORNERS.pathBottom+Blockly.utils.svgPaths.lineOnAxis("h",b.notchOffset-this.constants_.INSIDE_CORNERS.width)+(b.connectedBottomNextConnection?"":b.shape.pathLeft);
+this.outlinePath_+=Blockly.utils.svgPaths.lineOnAxis("H",c)+d+Blockly.utils.svgPaths.lineOnAxis("v",e)+b+Blockly.utils.svgPaths.lineOnAxis("H",a.xPos+a.width);this.positionStatementInputConnection_(a)};Blockly.zelos.PathObject=function(a,b,c){Blockly.zelos.PathObject.superClass_.constructor.call(this,a,b,c);this.constants=c;this.svgPathSelected_=null;this.outlines_={};this.outputShapeType=this.remainingOutlines_=null};Blockly.utils.object.inherits(Blockly.zelos.PathObject,Blockly.blockRendering.PathObject);Blockly.zelos.PathObject.prototype.setPath=function(a){Blockly.zelos.PathObject.superClass_.setPath.call(this,a);this.svgPathSelected_&&this.svgPathSelected_.setAttribute("d",a)};
+Blockly.zelos.PathObject.prototype.applyColour=function(a){Blockly.zelos.PathObject.superClass_.applyColour.call(this,a);a.isShadow()&&a.getParent()&&this.svgPath.setAttribute("stroke",a.getParent().style.colourTertiary);a=0;for(var b=Object.keys(this.outlines_),c;c=b[a];a++)this.outlines_[c].setAttribute("fill",this.style.colourTertiary)};
+Blockly.zelos.PathObject.prototype.flipRTL=function(){Blockly.zelos.PathObject.superClass_.flipRTL.call(this);for(var a=0,b=Object.keys(this.outlines_),c;c=b[a];a++)this.outlines_[c].setAttribute("transform","scale(-1 1)")};
+Blockly.zelos.PathObject.prototype.updateSelected=function(a){this.setClass_("blocklySelected",a);a?this.svgPathSelected_||(this.svgPathSelected_=this.svgPath.cloneNode(!0),this.svgPathSelected_.setAttribute("fill","none"),this.svgPathSelected_.setAttribute("filter","url(#"+this.constants.selectedGlowFilterId+")"),this.svgRoot.appendChild(this.svgPathSelected_)):this.svgPathSelected_&&(this.svgRoot.removeChild(this.svgPathSelected_),this.svgPathSelected_=null)};
+Blockly.zelos.PathObject.prototype.updateReplacementFade=function(a){this.setClass_("blocklyReplaceable",a);a?this.svgPath.setAttribute("filter","url(#"+this.constants.replacementGlowFilterId+")"):this.svgPath.removeAttribute("filter")};Blockly.zelos.PathObject.prototype.updateShapeForInputHighlight=function(a,b){a=a.getParentInput().name;(a=this.getOutlinePath_(a))&&(b?a.setAttribute("filter","url(#"+this.constants.replacementGlowFilterId+")"):a.removeAttribute("filter"))};
+Blockly.zelos.PathObject.prototype.beginDrawing=function(){this.remainingOutlines_={};for(var a=0,b=Object.keys(this.outlines_),c;c=b[a];a++)this.remainingOutlines_[c]=1};Blockly.zelos.PathObject.prototype.endDrawing=function(){if(this.remainingOutlines_)for(var a=0,b=Object.keys(this.remainingOutlines_),c;c=b[a];a++)this.removeOutlinePath_(c);this.remainingOutlines_=null};
+Blockly.zelos.PathObject.prototype.setOutlinePath=function(a,b){a=this.getOutlinePath_(a);a.setAttribute("d",b);a.setAttribute("fill",this.style.colourTertiary)};Blockly.zelos.PathObject.prototype.getOutlinePath_=function(a){this.outlines_[a]||(this.outlines_[a]=Blockly.utils.dom.createSvgElement("path",{"class":"blocklyOutlinePath",d:""},this.svgRoot));this.remainingOutlines_&&delete this.remainingOutlines_[a];return this.outlines_[a]};
+Blockly.zelos.PathObject.prototype.removeOutlinePath_=function(a){this.outlines_[a].parentNode.removeChild(this.outlines_[a]);delete this.outlines_[a]};Blockly.zelos.MarkerSvg=function(a,b,c){Blockly.zelos.MarkerSvg.superClass_.constructor.call(this,a,b,c)};Blockly.utils.object.inherits(Blockly.zelos.MarkerSvg,Blockly.blockRendering.MarkerSvg);Blockly.zelos.MarkerSvg.prototype.showWithInput_=function(a){var b=a.getSourceBlock();a=a.getLocation().getOffsetInBlock();this.positionCircle_(a.x,a.y);this.setParent_(b);this.showCurrent_()};
+Blockly.zelos.MarkerSvg.prototype.showWithBlock_=function(a){a=a.getLocation();var b=a.getHeightWidth();this.positionRect_(0,0,b.width,b.height);this.setParent_(a);this.showCurrent_()};Blockly.zelos.MarkerSvg.prototype.positionCircle_=function(a,b){this.markerCircle_.setAttribute("cx",a);this.markerCircle_.setAttribute("cy",b);this.currentMarkerSvg=this.markerCircle_};
+Blockly.zelos.MarkerSvg.prototype.showAtLocation_=function(a){var b=!1;a.getType()==Blockly.ASTNode.types.OUTPUT?(this.showWithInput_(a),b=!0):a.getType()==Blockly.ASTNode.types.BLOCK&&(this.showWithBlock_(a),b=!0);b||Blockly.zelos.MarkerSvg.superClass_.showAtLocation_.call(this,a)};Blockly.zelos.MarkerSvg.prototype.hide=function(){Blockly.zelos.MarkerSvg.superClass_.hide.call(this);this.markerCircle_.style.display="none"};
+Blockly.zelos.MarkerSvg.prototype.createDomInternal_=function(){Blockly.zelos.MarkerSvg.superClass_.createDomInternal_.call(this);this.markerCircle_=Blockly.utils.dom.createSvgElement("circle",{r:this.constants_.CURSOR_RADIUS,style:"display: none","stroke-width":this.constants_.CURSOR_STROKE_WIDTH},this.markerSvg_);if(this.isCursor()){var a=this.getBlinkProperties_();Blockly.utils.dom.createSvgElement("animate",a,this.markerCircle_)}return this.markerSvg_};
+Blockly.zelos.MarkerSvg.prototype.applyColour_=function(){Blockly.zelos.MarkerSvg.superClass_.applyColour_.call(this);this.markerCircle_.setAttribute("fill",this.colour_);this.markerCircle_.setAttribute("stroke",this.colour_);this.isCursor()&&this.markerCircle_.firstChild.setAttribute("values",this.colour_+";transparent;transparent;")};Blockly.zelos.Renderer=function(a){Blockly.zelos.Renderer.superClass_.constructor.call(this,a)};Blockly.utils.object.inherits(Blockly.zelos.Renderer,Blockly.blockRendering.Renderer);Blockly.zelos.Renderer.prototype.makeConstants_=function(){return new Blockly.zelos.ConstantProvider};Blockly.zelos.Renderer.prototype.makeRenderInfo_=function(a){return new Blockly.zelos.RenderInfo(this,a)};Blockly.zelos.Renderer.prototype.makeDrawer_=function(a,b){return new Blockly.zelos.Drawer(a,b)};
+Blockly.zelos.Renderer.prototype.makeMarkerDrawer=function(a,b){return new Blockly.zelos.MarkerSvg(a,this.getConstants(),b)};Blockly.zelos.Renderer.prototype.makePathObject=function(a,b){return new Blockly.zelos.PathObject(a,b,this.getConstants())};Blockly.zelos.Renderer.prototype.shouldHighlightConnection=function(a){return a.type!=Blockly.INPUT_VALUE&&a.type!==Blockly.OUTPUT_VALUE};
+Blockly.zelos.Renderer.prototype.getConnectionPreviewMethod=function(a,b,c){return b.type==Blockly.OUTPUT_VALUE?a.isConnected()?Blockly.InsertionMarkerManager.PREVIEW_TYPE.REPLACEMENT_FADE:Blockly.InsertionMarkerManager.PREVIEW_TYPE.INPUT_OUTLINE:Blockly.zelos.Renderer.superClass_.getConnectionPreviewMethod(a,b,c)};Blockly.blockRendering.register("zelos",Blockly.zelos.Renderer);Blockly.Themes.Dark=Blockly.Theme.defineTheme("dark",{base:Blockly.Themes.Classic,componentStyles:{workspaceBackgroundColour:"#1e1e1e",toolboxBackgroundColour:"#333",toolboxForegroundColour:"#fff",flyoutBackgroundColour:"#252526",flyoutForegroundColour:"#ccc",flyoutOpacity:1,scrollbarColour:"#797979",insertionMarkerColour:"#fff",insertionMarkerOpacity:.3,scrollbarOpacity:.4,cursorColour:"#d0d0d0"}});Blockly.Themes.Deuteranopia={};
+Blockly.Themes.Deuteranopia.defaultBlockStyles={colour_blocks:{colourPrimary:"#f2a72c",colourSecondary:"#f1c172",colourTertiary:"#da921c"},list_blocks:{colourPrimary:"#7d65ab",colourSecondary:"#a88be0",colourTertiary:"#66518e"},logic_blocks:{colourPrimary:"#9fd2f1",colourSecondary:"#c0e0f4",colourTertiary:"#74bae5"},loop_blocks:{colourPrimary:"#795a07",colourSecondary:"#ac8726",colourTertiary:"#c4a03f"},math_blocks:{colourPrimary:"#e6da39",colourSecondary:"#f3ec8e",colourTertiary:"#f2eeb7"},procedure_blocks:{colourPrimary:"#590721",
+colourSecondary:"#8c475d",colourTertiary:"#885464"},text_blocks:{colourPrimary:"#058863",colourSecondary:"#5ecfaf",colourTertiary:"#04684c"},variable_blocks:{colourPrimary:"#47025a",colourSecondary:"#820fa1",colourTertiary:"#8e579d"},variable_dynamic_blocks:{colourPrimary:"#47025a",colourSecondary:"#820fa1",colourTertiary:"#8e579d"}};
+Blockly.Themes.Deuteranopia.categoryStyles={colour_category:{colour:"#f2a72c"},list_category:{colour:"#7d65ab"},logic_category:{colour:"#9fd2f1"},loop_category:{colour:"#795a07"},math_category:{colour:"#e6da39"},procedure_category:{colour:"#590721"},text_category:{colour:"#058863"},variable_category:{colour:"#47025a"},variable_dynamic_category:{colour:"#47025a"}};Blockly.Themes.Deuteranopia=new Blockly.Theme("deuteranopia",Blockly.Themes.Deuteranopia.defaultBlockStyles,Blockly.Themes.Deuteranopia.categoryStyles);Blockly.Themes.HighContrast={};
+Blockly.Themes.HighContrast.defaultBlockStyles={colour_blocks:{colourPrimary:"#a52714",colourSecondary:"#FB9B8C",colourTertiary:"#FBE1DD"},list_blocks:{colourPrimary:"#4a148c",colourSecondary:"#AD7BE9",colourTertiary:"#CDB6E9"},logic_blocks:{colourPrimary:"#01579b",colourSecondary:"#64C7FF",colourTertiary:"#C5EAFF"},loop_blocks:{colourPrimary:"#33691e",colourSecondary:"#9AFF78",colourTertiary:"#E1FFD7"},math_blocks:{colourPrimary:"#1a237e",colourSecondary:"#8A9EFF",colourTertiary:"#DCE2FF"},procedure_blocks:{colourPrimary:"#006064",
+colourSecondary:"#77E6EE",colourTertiary:"#CFECEE"},text_blocks:{colourPrimary:"#004d40",colourSecondary:"#5ae27c",colourTertiary:"#D2FFDD"},variable_blocks:{colourPrimary:"#880e4f",colourSecondary:"#FF73BE",colourTertiary:"#FFD4EB"},variable_dynamic_blocks:{colourPrimary:"#880e4f",colourSecondary:"#FF73BE",colourTertiary:"#FFD4EB"},hat_blocks:{colourPrimary:"#880e4f",colourSecondary:"#FF73BE",colourTertiary:"#FFD4EB",hat:"cap"}};
+Blockly.Themes.HighContrast.categoryStyles={colour_category:{colour:"#a52714"},list_category:{colour:"#4a148c"},logic_category:{colour:"#01579b"},loop_category:{colour:"#33691e"},math_category:{colour:"#1a237e"},procedure_category:{colour:"#006064"},text_category:{colour:"#004d40"},variable_category:{colour:"#880e4f"},variable_dynamic_category:{colour:"#880e4f"}};Blockly.Themes.HighContrast=new Blockly.Theme("highcontrast",Blockly.Themes.HighContrast.defaultBlockStyles,Blockly.Themes.HighContrast.categoryStyles);
+Blockly.Themes.HighContrast.setComponentStyle("selectedGlowColour","#000000");Blockly.Themes.HighContrast.setComponentStyle("selectedGlowSize",1);Blockly.Themes.HighContrast.setComponentStyle("replacementGlowColour","#000000");Blockly.Themes.HighContrast.setFontStyle({family:null,weight:null,size:16});Blockly.Themes.Tritanopia={};
+Blockly.Themes.Tritanopia.defaultBlockStyles={colour_blocks:{colourPrimary:"#05427f",colourSecondary:"#2974c0",colourTertiary:"#2d74bb"},list_blocks:{colourPrimary:"#b69ce8",colourSecondary:"#ccbaef",colourTertiary:"#9176c5"},logic_blocks:{colourPrimary:"#9fd2f1",colourSecondary:"#c0e0f4",colourTertiary:"#74bae5"},loop_blocks:{colourPrimary:"#aa1846",colourSecondary:"#d36185",colourTertiary:"#7c1636"},math_blocks:{colourPrimary:"#e6da39",colourSecondary:"#f3ec8e",colourTertiary:"#f2eeb7"},procedure_blocks:{colourPrimary:"#590721",
+colourSecondary:"#8c475d",colourTertiary:"#885464"},text_blocks:{colourPrimary:"#058863",colourSecondary:"#5ecfaf",colourTertiary:"#04684c"},variable_blocks:{colourPrimary:"#4b2d84",colourSecondary:"#816ea7",colourTertiary:"#83759e"},variable_dynamic_blocks:{colourPrimary:"#4b2d84",colourSecondary:"#816ea7",colourTertiary:"#83759e"}};
+Blockly.Themes.Tritanopia.categoryStyles={colour_category:{colour:"#05427f"},list_category:{colour:"#b69ce8"},logic_category:{colour:"#9fd2f1"},loop_category:{colour:"#aa1846"},math_category:{colour:"#e6da39"},procedure_category:{colour:"#590721"},text_category:{colour:"#058863"},variable_category:{colour:"#4b2d84"},variable_dynamic_category:{colour:"#4b2d84"}};Blockly.Themes.Tritanopia=new Blockly.Theme("tritanopia",Blockly.Themes.Tritanopia.defaultBlockStyles,Blockly.Themes.Tritanopia.categoryStyles);Blockly.requires={};
diff --git a/lib/blockly/blocks_compressed.js b/lib/blockly/blocks_compressed.js
new file mode 100644
index 0000000..174f4de
--- /dev/null
+++ b/lib/blockly/blocks_compressed.js
@@ -0,0 +1,169 @@
+// Do not edit this file; automatically generated by gulp.
+'use strict';
+
+
+Blockly.Blocks.colour={};Blockly.Constants={};Blockly.Constants.Colour={};Blockly.Constants.Colour.HUE=20;
+Blockly.defineBlocksWithJsonArray([{type:"colour_picker",message0:"%1",args0:[{type:"field_colour",name:"COLOUR",colour:"#ff0000"}],output:"Colour",helpUrl:"%{BKY_COLOUR_PICKER_HELPURL}",style:"colour_blocks",tooltip:"%{BKY_COLOUR_PICKER_TOOLTIP}",extensions:["parent_tooltip_when_inline"]},{type:"colour_random",message0:"%{BKY_COLOUR_RANDOM_TITLE}",output:"Colour",helpUrl:"%{BKY_COLOUR_RANDOM_HELPURL}",style:"colour_blocks",tooltip:"%{BKY_COLOUR_RANDOM_TOOLTIP}"},{type:"colour_rgb",message0:"%{BKY_COLOUR_RGB_TITLE} %{BKY_COLOUR_RGB_RED} %1 %{BKY_COLOUR_RGB_GREEN} %2 %{BKY_COLOUR_RGB_BLUE} %3",
+args0:[{type:"input_value",name:"RED",check:"Number",align:"RIGHT"},{type:"input_value",name:"GREEN",check:"Number",align:"RIGHT"},{type:"input_value",name:"BLUE",check:"Number",align:"RIGHT"}],output:"Colour",helpUrl:"%{BKY_COLOUR_RGB_HELPURL}",style:"colour_blocks",tooltip:"%{BKY_COLOUR_RGB_TOOLTIP}"},{type:"colour_blend",message0:"%{BKY_COLOUR_BLEND_TITLE} %{BKY_COLOUR_BLEND_COLOUR1} %1 %{BKY_COLOUR_BLEND_COLOUR2} %2 %{BKY_COLOUR_BLEND_RATIO} %3",args0:[{type:"input_value",name:"COLOUR1",check:"Colour",
+align:"RIGHT"},{type:"input_value",name:"COLOUR2",check:"Colour",align:"RIGHT"},{type:"input_value",name:"RATIO",check:"Number",align:"RIGHT"}],output:"Colour",helpUrl:"%{BKY_COLOUR_BLEND_HELPURL}",style:"colour_blocks",tooltip:"%{BKY_COLOUR_BLEND_TOOLTIP}"}]);Blockly.Blocks.lists={};Blockly.Constants.Lists={};Blockly.Constants.Lists.HUE=260;
+Blockly.defineBlocksWithJsonArray([{type:"lists_create_empty",message0:"%{BKY_LISTS_CREATE_EMPTY_TITLE}",output:"Array",style:"list_blocks",tooltip:"%{BKY_LISTS_CREATE_EMPTY_TOOLTIP}",helpUrl:"%{BKY_LISTS_CREATE_EMPTY_HELPURL}"},{type:"lists_repeat",message0:"%{BKY_LISTS_REPEAT_TITLE}",args0:[{type:"input_value",name:"ITEM"},{type:"input_value",name:"NUM",check:"Number"}],output:"Array",style:"list_blocks",tooltip:"%{BKY_LISTS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_LISTS_REPEAT_HELPURL}"},{type:"lists_reverse",
+message0:"%{BKY_LISTS_REVERSE_MESSAGE0}",args0:[{type:"input_value",name:"LIST",check:"Array"}],output:"Array",inputsInline:!0,style:"list_blocks",tooltip:"%{BKY_LISTS_REVERSE_TOOLTIP}",helpUrl:"%{BKY_LISTS_REVERSE_HELPURL}"},{type:"lists_isEmpty",message0:"%{BKY_LISTS_ISEMPTY_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Boolean",style:"list_blocks",tooltip:"%{BKY_LISTS_ISEMPTY_TOOLTIP}",helpUrl:"%{BKY_LISTS_ISEMPTY_HELPURL}"},{type:"lists_length",message0:"%{BKY_LISTS_LENGTH_TITLE}",
+args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Number",style:"list_blocks",tooltip:"%{BKY_LISTS_LENGTH_TOOLTIP}",helpUrl:"%{BKY_LISTS_LENGTH_HELPURL}"}]);
+Blockly.Blocks.lists_create_with={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_WITH_HELPURL);this.setStyle("list_blocks");this.itemCount_=3;this.updateShape_();this.setOutput(!0,"Array");this.setMutator(new Blockly.Mutator(["lists_create_with_item"]));this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP)},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),
+10);this.updateShape_()},decompose:function(a){var b=a.newBlock("lists_create_with_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=a.newBlock("lists_create_with_item");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}return b},compose:function(a){var b=a.getInputTargetBlock("STACK");for(a=[];b;)a.push(b.valueConnection_),b=b.nextConnection&&b.nextConnection.targetBlock();for(b=0;b<this.itemCount_;b++){var c=this.getInput("ADD"+b).connection.targetConnection;
+c&&-1==a.indexOf(c)&&c.disconnect()}this.itemCount_=a.length;this.updateShape_();for(b=0;b<this.itemCount_;b++)Blockly.Mutator.reconnect(a[b],this,"ADD"+b)},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){this.itemCount_&&this.getInput("EMPTY")?this.removeInput("EMPTY"):this.itemCount_||this.getInput("EMPTY")||
+this.appendDummyInput("EMPTY").appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);for(var a=0;a<this.itemCount_;a++)if(!this.getInput("ADD"+a)){var b=this.appendValueInput("ADD"+a).setAlign(Blockly.ALIGN_RIGHT);0==a&&b.appendField(Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH)}for(;this.getInput("ADD"+a);)this.removeInput("ADD"+a),a++}};
+Blockly.Blocks.lists_create_with_container={init:function(){this.setStyle("list_blocks");this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.lists_create_with_item={init:function(){this.setStyle("list_blocks");this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.lists_indexOf={init:function(){var a=[[Blockly.Msg.LISTS_INDEX_OF_FIRST,"FIRST"],[Blockly.Msg.LISTS_INDEX_OF_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_INDEX_OF_HELPURL);this.setStyle("list_blocks");this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_INDEX_OF_INPUT_IN_LIST);this.appendValueInput("FIND").appendField(new Blockly.FieldDropdown(a),"END");this.setInputsInline(!0);var b=this;this.setTooltip(function(){return Blockly.Msg.LISTS_INDEX_OF_TOOLTIP.replace("%1",
+b.workspace.options.oneBasedIndex?"0":"-1")})}};
+Blockly.Blocks.lists_getIndex={init:function(){var a=[[Blockly.Msg.LISTS_GET_INDEX_GET,"GET"],[Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE,"GET_REMOVE"],[Blockly.Msg.LISTS_GET_INDEX_REMOVE,"REMOVE"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_INDEX_HELPURL);this.setStyle("list_blocks");
+a=new Blockly.FieldDropdown(a,function(a){a="REMOVE"==a;this.getSourceBlock().updateStatement_(a)});this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_INDEX_INPUT_IN_LIST);this.appendDummyInput().appendField(a,"MODE").appendField("","SPACE");this.appendDummyInput("AT");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_INDEX_TAIL);this.setInputsInline(!0);this.setOutput(!0);this.updateAt_(!0);var b=this;this.setTooltip(function(){var a=
+b.getFieldValue("MODE"),d=b.getFieldValue("WHERE"),e="";switch(a+" "+d){case "GET FROM_START":case "GET FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM;break;case "GET FIRST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FIRST;break;case "GET LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_LAST;break;case "GET RANDOM":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_RANDOM;break;case "GET_REMOVE FROM_START":case "GET_REMOVE FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM;break;case "GET_REMOVE FIRST":e=
+Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST;break;case "GET_REMOVE LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_LAST;break;case "GET_REMOVE RANDOM":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM;break;case "REMOVE FROM_START":case "REMOVE FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM;break;case "REMOVE FIRST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST;break;case "REMOVE LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST;break;case "REMOVE RANDOM":e=
+Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM}if("FROM_START"==d||"FROM_END"==d)e+="  "+("FROM_START"==d?Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP:Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP).replace("%1",b.workspace.options.oneBasedIndex?"#1":"#0");return e})},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation");a.setAttribute("statement",!this.outputConnection);var b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){var b=
+"true"==a.getAttribute("statement");this.updateStatement_(b);a="false"!=a.getAttribute("at");this.updateAt_(a)},updateStatement_:function(a){a!=!this.outputConnection&&(this.unplug(!0,!0),a?(this.setOutput(!1),this.setPreviousStatement(!0),this.setNextStatement(!0)):(this.setPreviousStatement(!1),this.setNextStatement(!1),this.setOutput(!0)))},updateAt_:function(a){this.removeInput("AT");this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&
+this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,function(b){var c="FROM_START"==b||"FROM_END"==b;if(c!=a){var e=this.getSourceBlock();e.updateAt_(c);e.setFieldValue(b,"WHERE");return null}});this.getInput("AT").appendField(b,"WHERE");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.moveInputBefore("TAIL",null)}};
+Blockly.Blocks.lists_setIndex={init:function(){var a=[[Blockly.Msg.LISTS_SET_INDEX_SET,"SET"],[Blockly.Msg.LISTS_SET_INDEX_INSERT,"INSERT"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_SET_INDEX_HELPURL);this.setStyle("list_blocks");this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST);
+this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"MODE").appendField("","SPACE");this.appendDummyInput("AT");this.appendValueInput("TO").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_TO);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_SET_INDEX_TOOLTIP);this.updateAt_(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("MODE"),d=b.getFieldValue("WHERE"),e="";switch(a+" "+d){case "SET FROM_START":case "SET FROM_END":e=
+Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM;break;case "SET FIRST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FIRST;break;case "SET LAST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_LAST;break;case "SET RANDOM":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_RANDOM;break;case "INSERT FROM_START":case "INSERT FROM_END":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM;break;case "INSERT FIRST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST;break;case "INSERT LAST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_LAST;
+break;case "INSERT RANDOM":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM}if("FROM_START"==d||"FROM_END"==d)e+="  "+Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP.replace("%1",b.workspace.options.oneBasedIndex?"#1":"#0");return e})},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation"),b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){a="false"!=a.getAttribute("at");this.updateAt_(a)},updateAt_:function(a){this.removeInput("AT");
+this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,function(b){var c="FROM_START"==b||"FROM_END"==b;if(c!=a){var e=this.getSourceBlock();e.updateAt_(c);e.setFieldValue(b,"WHERE");return null}});this.moveInputBefore("AT","TO");this.getInput("ORDINAL")&&this.moveInputBefore("ORDINAL",
+"TO");this.getInput("AT").appendField(b,"WHERE")}};
+Blockly.Blocks.lists_getSublist={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_SUBLIST_HELPURL);this.setStyle("list_blocks");
+this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_SUBLIST_INPUT_IN_LIST);this.appendDummyInput("AT1");this.appendDummyInput("AT2");Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_SUBLIST_TAIL);this.setInputsInline(!0);this.setOutput(!0,"Array");this.updateAt_(1,!0);this.updateAt_(2,!0);this.setTooltip(Blockly.Msg.LISTS_GET_SUBLIST_TOOLTIP)},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation"),
+b=this.getInput("AT1").type==Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly.INPUT_VALUE;a.setAttribute("at2",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("at1");a="true"==a.getAttribute("at2");this.updateAt_(1,b);this.updateAt_(2,a)},updateAt_:function(a,b){this.removeInput("AT"+a);this.removeInput("ORDINAL"+a,!0);b?(this.appendValueInput("AT"+a).setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL"+a).appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
+this.appendDummyInput("AT"+a);var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var e="FROM_START"==c||"FROM_END"==c;if(e!=b){var d=this.getSourceBlock();d.updateAt_(a,e);d.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&this.moveInputBefore("ORDINAL1","AT2"));Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.moveInputBefore("TAIL",null)}};
+Blockly.Blocks.lists_sort={init:function(){this.jsonInit({message0:Blockly.Msg.LISTS_SORT_TITLE,args0:[{type:"field_dropdown",name:"TYPE",options:[[Blockly.Msg.LISTS_SORT_TYPE_NUMERIC,"NUMERIC"],[Blockly.Msg.LISTS_SORT_TYPE_TEXT,"TEXT"],[Blockly.Msg.LISTS_SORT_TYPE_IGNORECASE,"IGNORE_CASE"]]},{type:"field_dropdown",name:"DIRECTION",options:[[Blockly.Msg.LISTS_SORT_ORDER_ASCENDING,"1"],[Blockly.Msg.LISTS_SORT_ORDER_DESCENDING,"-1"]]},{type:"input_value",name:"LIST",check:"Array"}],output:"Array",style:"list_blocks",
+tooltip:Blockly.Msg.LISTS_SORT_TOOLTIP,helpUrl:Blockly.Msg.LISTS_SORT_HELPURL})}};
+Blockly.Blocks.lists_split={init:function(){var a=this,b=new Blockly.FieldDropdown([[Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT,"SPLIT"],[Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST,"JOIN"]],function(b){a.updateType_(b)});this.setHelpUrl(Blockly.Msg.LISTS_SPLIT_HELPURL);this.setStyle("list_blocks");this.appendValueInput("INPUT").setCheck("String").appendField(b,"MODE");this.appendValueInput("DELIM").setCheck("String").appendField(Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER);this.setInputsInline(!0);this.setOutput(!0,
+"Array");this.setTooltip(function(){var b=a.getFieldValue("MODE");if("SPLIT"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT;if("JOIN"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN;throw Error("Unknown mode: "+b);})},updateType_:function(a){if(this.getFieldValue("MODE")!=a){var b=this.getInput("INPUT").connection;b.setShadowDom(null);var c=b.targetBlock();c&&(b.disconnect(),c.isShadow()?c.dispose():this.bumpNeighbours())}"SPLIT"==a?(this.outputConnection.setCheck("Array"),this.getInput("INPUT").setCheck("String")):
+(this.outputConnection.setCheck("String"),this.getInput("INPUT").setCheck("Array"))},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation");a.setAttribute("mode",this.getFieldValue("MODE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("mode"))}};Blockly.Blocks.logic={};Blockly.Constants.Logic={};Blockly.Constants.Logic.HUE=210;
+Blockly.defineBlocksWithJsonArray([{type:"logic_boolean",message0:"%1",args0:[{type:"field_dropdown",name:"BOOL",options:[["%{BKY_LOGIC_BOOLEAN_TRUE}","TRUE"],["%{BKY_LOGIC_BOOLEAN_FALSE}","FALSE"]]}],output:"Boolean",style:"logic_blocks",tooltip:"%{BKY_LOGIC_BOOLEAN_TOOLTIP}",helpUrl:"%{BKY_LOGIC_BOOLEAN_HELPURL}"},{type:"controls_if",message0:"%{BKY_CONTROLS_IF_MSG_IF} %1",args0:[{type:"input_value",name:"IF0",check:"Boolean"}],message1:"%{BKY_CONTROLS_IF_MSG_THEN} %1",args1:[{type:"input_statement",
+name:"DO0"}],previousStatement:null,nextStatement:null,style:"logic_blocks",helpUrl:"%{BKY_CONTROLS_IF_HELPURL}",mutator:"controls_if_mutator",extensions:["controls_if_tooltip"]},{type:"controls_ifelse",message0:"%{BKY_CONTROLS_IF_MSG_IF} %1",args0:[{type:"input_value",name:"IF0",check:"Boolean"}],message1:"%{BKY_CONTROLS_IF_MSG_THEN} %1",args1:[{type:"input_statement",name:"DO0"}],message2:"%{BKY_CONTROLS_IF_MSG_ELSE} %1",args2:[{type:"input_statement",name:"ELSE"}],previousStatement:null,nextStatement:null,
+style:"logic_blocks",tooltip:"%{BKYCONTROLS_IF_TOOLTIP_2}",helpUrl:"%{BKY_CONTROLS_IF_HELPURL}",extensions:["controls_if_tooltip"]},{type:"logic_compare",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A"},{type:"field_dropdown",name:"OP",options:[["=","EQ"],["\u2260","NEQ"],["\u200f<","LT"],["\u200f\u2264","LTE"],["\u200f>","GT"],["\u200f\u2265","GTE"]]},{type:"input_value",name:"B"}],inputsInline:!0,output:"Boolean",style:"logic_blocks",helpUrl:"%{BKY_LOGIC_COMPARE_HELPURL}",extensions:["logic_compare",
+"logic_op_tooltip"]},{type:"logic_operation",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A",check:"Boolean"},{type:"field_dropdown",name:"OP",options:[["%{BKY_LOGIC_OPERATION_AND}","AND"],["%{BKY_LOGIC_OPERATION_OR}","OR"]]},{type:"input_value",name:"B",check:"Boolean"}],inputsInline:!0,output:"Boolean",style:"logic_blocks",helpUrl:"%{BKY_LOGIC_OPERATION_HELPURL}",extensions:["logic_op_tooltip"]},{type:"logic_negate",message0:"%{BKY_LOGIC_NEGATE_TITLE}",args0:[{type:"input_value",name:"BOOL",
+check:"Boolean"}],output:"Boolean",style:"logic_blocks",tooltip:"%{BKY_LOGIC_NEGATE_TOOLTIP}",helpUrl:"%{BKY_LOGIC_NEGATE_HELPURL}"},{type:"logic_null",message0:"%{BKY_LOGIC_NULL}",output:null,style:"logic_blocks",tooltip:"%{BKY_LOGIC_NULL_TOOLTIP}",helpUrl:"%{BKY_LOGIC_NULL_HELPURL}"},{type:"logic_ternary",message0:"%{BKY_LOGIC_TERNARY_CONDITION} %1",args0:[{type:"input_value",name:"IF",check:"Boolean"}],message1:"%{BKY_LOGIC_TERNARY_IF_TRUE} %1",args1:[{type:"input_value",name:"THEN"}],message2:"%{BKY_LOGIC_TERNARY_IF_FALSE} %1",
+args2:[{type:"input_value",name:"ELSE"}],output:null,style:"logic_blocks",tooltip:"%{BKY_LOGIC_TERNARY_TOOLTIP}",helpUrl:"%{BKY_LOGIC_TERNARY_HELPURL}",extensions:["logic_ternary"]}]);
+Blockly.defineBlocksWithJsonArray([{type:"controls_if_if",message0:"%{BKY_CONTROLS_IF_IF_TITLE_IF}",nextStatement:null,enableContextMenu:!1,style:"logic_blocks",tooltip:"%{BKY_CONTROLS_IF_IF_TOOLTIP}"},{type:"controls_if_elseif",message0:"%{BKY_CONTROLS_IF_ELSEIF_TITLE_ELSEIF}",previousStatement:null,nextStatement:null,enableContextMenu:!1,style:"logic_blocks",tooltip:"%{BKY_CONTROLS_IF_ELSEIF_TOOLTIP}"},{type:"controls_if_else",message0:"%{BKY_CONTROLS_IF_ELSE_TITLE_ELSE}",previousStatement:null,
+enableContextMenu:!1,style:"logic_blocks",tooltip:"%{BKY_CONTROLS_IF_ELSE_TOOLTIP}"}]);Blockly.Constants.Logic.TOOLTIPS_BY_OP={EQ:"%{BKY_LOGIC_COMPARE_TOOLTIP_EQ}",NEQ:"%{BKY_LOGIC_COMPARE_TOOLTIP_NEQ}",LT:"%{BKY_LOGIC_COMPARE_TOOLTIP_LT}",LTE:"%{BKY_LOGIC_COMPARE_TOOLTIP_LTE}",GT:"%{BKY_LOGIC_COMPARE_TOOLTIP_GT}",GTE:"%{BKY_LOGIC_COMPARE_TOOLTIP_GTE}",AND:"%{BKY_LOGIC_OPERATION_TOOLTIP_AND}",OR:"%{BKY_LOGIC_OPERATION_TOOLTIP_OR}"};
+Blockly.Extensions.register("logic_op_tooltip",Blockly.Extensions.buildTooltipForDropdown("OP",Blockly.Constants.Logic.TOOLTIPS_BY_OP));
+Blockly.Constants.Logic.CONTROLS_IF_MUTATOR_MIXIN={elseifCount_:0,elseCount_:0,suppressPrefixSuffix:!0,mutationToDom:function(){if(!this.elseifCount_&&!this.elseCount_)return null;var a=Blockly.utils.xml.createElement("mutation");this.elseifCount_&&a.setAttribute("elseif",this.elseifCount_);this.elseCount_&&a.setAttribute("else",1);return a},domToMutation:function(a){this.elseifCount_=parseInt(a.getAttribute("elseif"),10)||0;this.elseCount_=parseInt(a.getAttribute("else"),10)||0;this.rebuildShape_()},
+decompose:function(a){var b=a.newBlock("controls_if_if");b.initSvg();for(var c=b.nextConnection,d=1;d<=this.elseifCount_;d++){var e=a.newBlock("controls_if_elseif");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}this.elseCount_&&(a=a.newBlock("controls_if_else"),a.initSvg(),c.connect(a.previousConnection));return b},compose:function(a){a=a.nextConnection.targetBlock();this.elseCount_=this.elseifCount_=0;for(var b=[null],c=[null],d=null;a;){switch(a.type){case "controls_if_elseif":this.elseifCount_++;
+b.push(a.valueConnection_);c.push(a.statementConnection_);break;case "controls_if_else":this.elseCount_++;d=a.statementConnection_;break;default:throw TypeError("Unknown block type: "+a.type);}a=a.nextConnection&&a.nextConnection.targetBlock()}this.updateShape_();this.reconnectChildBlocks_(b,c,d)},saveConnections:function(a){a=a.nextConnection.targetBlock();for(var b=1;a;){switch(a.type){case "controls_if_elseif":var c=this.getInput("IF"+b),d=this.getInput("DO"+b);a.valueConnection_=c&&c.connection.targetConnection;
+a.statementConnection_=d&&d.connection.targetConnection;b++;break;case "controls_if_else":d=this.getInput("ELSE");a.statementConnection_=d&&d.connection.targetConnection;break;default:throw TypeError("Unknown block type: "+a.type);}a=a.nextConnection&&a.nextConnection.targetBlock()}},rebuildShape_:function(){var a=[null],b=[null],c=null;this.getInput("ELSE")&&(c=this.getInput("ELSE").connection.targetConnection);for(var d=1;this.getInput("IF"+d);){var e=this.getInput("IF"+d),f=this.getInput("DO"+
+d);a.push(e.connection.targetConnection);b.push(f.connection.targetConnection);d++}this.updateShape_();this.reconnectChildBlocks_(a,b,c)},updateShape_:function(){this.getInput("ELSE")&&this.removeInput("ELSE");for(var a=1;this.getInput("IF"+a);)this.removeInput("IF"+a),this.removeInput("DO"+a),a++;for(a=1;a<=this.elseifCount_;a++)this.appendValueInput("IF"+a).setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSEIF),this.appendStatementInput("DO"+a).appendField(Blockly.Msg.CONTROLS_IF_MSG_THEN);
+this.elseCount_&&this.appendStatementInput("ELSE").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSE)},reconnectChildBlocks_:function(a,b,c){for(var d=1;d<=this.elseifCount_;d++)Blockly.Mutator.reconnect(a[d],this,"IF"+d),Blockly.Mutator.reconnect(b[d],this,"DO"+d);Blockly.Mutator.reconnect(c,this,"ELSE")}};Blockly.Extensions.registerMutator("controls_if_mutator",Blockly.Constants.Logic.CONTROLS_IF_MUTATOR_MIXIN,null,["controls_if_elseif","controls_if_else"]);
+Blockly.Constants.Logic.CONTROLS_IF_TOOLTIP_EXTENSION=function(){this.setTooltip(function(){if(this.elseifCount_||this.elseCount_){if(!this.elseifCount_&&this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_2;if(this.elseifCount_&&!this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_3;if(this.elseifCount_&&this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_4}else return Blockly.Msg.CONTROLS_IF_TOOLTIP_1;return""}.bind(this))};Blockly.Extensions.register("controls_if_tooltip",Blockly.Constants.Logic.CONTROLS_IF_TOOLTIP_EXTENSION);
+Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN={onchange:function(a){this.prevBlocks_||(this.prevBlocks_=[null,null]);var b=this.getInputTargetBlock("A"),c=this.getInputTargetBlock("B");b&&c&&!b.outputConnection.checkType(c.outputConnection)&&(Blockly.Events.setGroup(a.group),a=this.prevBlocks_[0],a!==b&&(b.unplug(),!a||a.isDisposed()||a.isShadow()||this.getInput("A").connection.connect(a.outputConnection)),b=this.prevBlocks_[1],b!==c&&(c.unplug(),!b||b.isDisposed()||b.isShadow()||this.getInput("B").connection.connect(b.outputConnection)),
+this.bumpNeighbours(),Blockly.Events.setGroup(!1));this.prevBlocks_[0]=this.getInputTargetBlock("A");this.prevBlocks_[1]=this.getInputTargetBlock("B")}};Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION=function(){this.mixin(Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN)};Blockly.Extensions.register("logic_compare",Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION);
+Blockly.Constants.Logic.LOGIC_TERNARY_ONCHANGE_MIXIN={prevParentConnection_:null,onchange:function(a){var b=this.getInputTargetBlock("THEN"),c=this.getInputTargetBlock("ELSE"),d=this.outputConnection.targetConnection;if((b||c)&&d)for(var e=0;2>e;e++){var f=1==e?b:c;f&&!f.outputConnection.checkType(d)&&(Blockly.Events.setGroup(a.group),d===this.prevParentConnection_?(this.unplug(),d.getSourceBlock().bumpNeighbours()):(f.unplug(),f.bumpNeighbours()),Blockly.Events.setGroup(!1))}this.prevParentConnection_=
+d}};Blockly.Extensions.registerMixin("logic_ternary",Blockly.Constants.Logic.LOGIC_TERNARY_ONCHANGE_MIXIN);Blockly.Blocks.loops={};Blockly.Constants.Loops={};Blockly.Constants.Loops.HUE=120;
+Blockly.defineBlocksWithJsonArray([{type:"controls_repeat_ext",message0:"%{BKY_CONTROLS_REPEAT_TITLE}",args0:[{type:"input_value",name:"TIMES",check:"Number"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,style:"loop_blocks",tooltip:"%{BKY_CONTROLS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_CONTROLS_REPEAT_HELPURL}"},{type:"controls_repeat",message0:"%{BKY_CONTROLS_REPEAT_TITLE}",args0:[{type:"field_number",name:"TIMES",value:10,
+min:0,precision:1}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,style:"loop_blocks",tooltip:"%{BKY_CONTROLS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_CONTROLS_REPEAT_HELPURL}"},{type:"controls_whileUntil",message0:"%1 %2",args0:[{type:"field_dropdown",name:"MODE",options:[["%{BKY_CONTROLS_WHILEUNTIL_OPERATOR_WHILE}","WHILE"],["%{BKY_CONTROLS_WHILEUNTIL_OPERATOR_UNTIL}","UNTIL"]]},{type:"input_value",name:"BOOL",check:"Boolean"}],
+message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,style:"loop_blocks",helpUrl:"%{BKY_CONTROLS_WHILEUNTIL_HELPURL}",extensions:["controls_whileUntil_tooltip"]},{type:"controls_for",message0:"%{BKY_CONTROLS_FOR_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:null},{type:"input_value",name:"FROM",check:"Number",align:"RIGHT"},{type:"input_value",name:"TO",check:"Number",align:"RIGHT"},{type:"input_value",name:"BY",
+check:"Number",align:"RIGHT"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],inputsInline:!0,previousStatement:null,nextStatement:null,style:"loop_blocks",helpUrl:"%{BKY_CONTROLS_FOR_HELPURL}",extensions:["contextMenu_newGetVariableBlock","controls_for_tooltip"]},{type:"controls_forEach",message0:"%{BKY_CONTROLS_FOREACH_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:null},{type:"input_value",name:"LIST",check:"Array"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",
+args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,style:"loop_blocks",helpUrl:"%{BKY_CONTROLS_FOREACH_HELPURL}",extensions:["contextMenu_newGetVariableBlock","controls_forEach_tooltip"]},{type:"controls_flow_statements",message0:"%1",args0:[{type:"field_dropdown",name:"FLOW",options:[["%{BKY_CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK}","BREAK"],["%{BKY_CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE}","CONTINUE"]]}],previousStatement:null,style:"loop_blocks",helpUrl:"%{BKY_CONTROLS_FLOW_STATEMENTS_HELPURL}",
+extensions:["controls_flow_tooltip","controls_flow_in_loop_check"]}]);Blockly.Constants.Loops.WHILE_UNTIL_TOOLTIPS={WHILE:"%{BKY_CONTROLS_WHILEUNTIL_TOOLTIP_WHILE}",UNTIL:"%{BKY_CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL}"};Blockly.Extensions.register("controls_whileUntil_tooltip",Blockly.Extensions.buildTooltipForDropdown("MODE",Blockly.Constants.Loops.WHILE_UNTIL_TOOLTIPS));Blockly.Constants.Loops.BREAK_CONTINUE_TOOLTIPS={BREAK:"%{BKY_CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK}",CONTINUE:"%{BKY_CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE}"};
+Blockly.Extensions.register("controls_flow_tooltip",Blockly.Extensions.buildTooltipForDropdown("FLOW",Blockly.Constants.Loops.BREAK_CONTINUE_TOOLTIPS));
+Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){var b=this.getField("VAR").getVariable(),c=b.name;if(!this.isCollapsed()&&null!=c){var d={enabled:!0};d.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c);b=Blockly.Variables.generateVariableFieldDom(b);c=Blockly.utils.xml.createElement("block");c.setAttribute("type","variables_get");c.appendChild(b);d.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(d)}}}};
+Blockly.Extensions.registerMixin("contextMenu_newGetVariableBlock",Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN);Blockly.Extensions.register("controls_for_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_CONTROLS_FOR_TOOLTIP}","VAR"));Blockly.Extensions.register("controls_forEach_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_CONTROLS_FOREACH_TOOLTIP}","VAR"));
+Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN={LOOP_TYPES:["controls_repeat","controls_repeat_ext","controls_forEach","controls_for","controls_whileUntil"],suppressPrefixSuffix:!0,getSurroundLoop:function(a){do{if(-1!=Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN.LOOP_TYPES.indexOf(a.type))return a;a=a.getSurroundParent()}while(a);return null},onchange:function(a){if(this.workspace.isDragging&&!this.workspace.isDragging()&&a.type==Blockly.Events.BLOCK_MOVE&&a.blockId==this.id){var b=
+Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN.getSurroundLoop(this);this.setWarningText(b?null:Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);if(!this.isInFlyout){var c=Blockly.Events.getGroup();Blockly.Events.setGroup(a.group);this.setEnabled(b);Blockly.Events.setGroup(c)}}}};Blockly.Extensions.registerMixin("controls_flow_in_loop_check",Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN);Blockly.Blocks.math={};Blockly.Constants.Math={};Blockly.Constants.Math.HUE=230;
+Blockly.defineBlocksWithJsonArray([{type:"math_number",message0:"%1",args0:[{type:"field_number",name:"NUM",value:0}],output:"Number",helpUrl:"%{BKY_MATH_NUMBER_HELPURL}",style:"math_blocks",tooltip:"%{BKY_MATH_NUMBER_TOOLTIP}",extensions:["parent_tooltip_when_inline"]},{type:"math_arithmetic",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A",check:"Number"},{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_ADDITION_SYMBOL}","ADD"],["%{BKY_MATH_SUBTRACTION_SYMBOL}","MINUS"],["%{BKY_MATH_MULTIPLICATION_SYMBOL}",
+"MULTIPLY"],["%{BKY_MATH_DIVISION_SYMBOL}","DIVIDE"],["%{BKY_MATH_POWER_SYMBOL}","POWER"]]},{type:"input_value",name:"B",check:"Number"}],inputsInline:!0,output:"Number",style:"math_blocks",helpUrl:"%{BKY_MATH_ARITHMETIC_HELPURL}",extensions:["math_op_tooltip"]},{type:"math_single",message0:"%1 %2",args0:[{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_SINGLE_OP_ROOT}","ROOT"],["%{BKY_MATH_SINGLE_OP_ABSOLUTE}","ABS"],["-","NEG"],["ln","LN"],["log10","LOG10"],["e^","EXP"],["10^","POW10"]]},
+{type:"input_value",name:"NUM",check:"Number"}],output:"Number",style:"math_blocks",helpUrl:"%{BKY_MATH_SINGLE_HELPURL}",extensions:["math_op_tooltip"]},{type:"math_trig",message0:"%1 %2",args0:[{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_TRIG_SIN}","SIN"],["%{BKY_MATH_TRIG_COS}","COS"],["%{BKY_MATH_TRIG_TAN}","TAN"],["%{BKY_MATH_TRIG_ASIN}","ASIN"],["%{BKY_MATH_TRIG_ACOS}","ACOS"],["%{BKY_MATH_TRIG_ATAN}","ATAN"]]},{type:"input_value",name:"NUM",check:"Number"}],output:"Number",style:"math_blocks",
+helpUrl:"%{BKY_MATH_TRIG_HELPURL}",extensions:["math_op_tooltip"]},{type:"math_constant",message0:"%1",args0:[{type:"field_dropdown",name:"CONSTANT",options:[["\u03c0","PI"],["e","E"],["\u03c6","GOLDEN_RATIO"],["sqrt(2)","SQRT2"],["sqrt(\u00bd)","SQRT1_2"],["\u221e","INFINITY"]]}],output:"Number",style:"math_blocks",tooltip:"%{BKY_MATH_CONSTANT_TOOLTIP}",helpUrl:"%{BKY_MATH_CONSTANT_HELPURL}"},{type:"math_number_property",message0:"%1 %2",args0:[{type:"input_value",name:"NUMBER_TO_CHECK",check:"Number"},
+{type:"field_dropdown",name:"PROPERTY",options:[["%{BKY_MATH_IS_EVEN}","EVEN"],["%{BKY_MATH_IS_ODD}","ODD"],["%{BKY_MATH_IS_PRIME}","PRIME"],["%{BKY_MATH_IS_WHOLE}","WHOLE"],["%{BKY_MATH_IS_POSITIVE}","POSITIVE"],["%{BKY_MATH_IS_NEGATIVE}","NEGATIVE"],["%{BKY_MATH_IS_DIVISIBLE_BY}","DIVISIBLE_BY"]]}],inputsInline:!0,output:"Boolean",style:"math_blocks",tooltip:"%{BKY_MATH_IS_TOOLTIP}",mutator:"math_is_divisibleby_mutator"},{type:"math_change",message0:"%{BKY_MATH_CHANGE_TITLE}",args0:[{type:"field_variable",
+name:"VAR",variable:"%{BKY_MATH_CHANGE_TITLE_ITEM}"},{type:"input_value",name:"DELTA",check:"Number"}],previousStatement:null,nextStatement:null,style:"variable_blocks",helpUrl:"%{BKY_MATH_CHANGE_HELPURL}",extensions:["math_change_tooltip"]},{type:"math_round",message0:"%1 %2",args0:[{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_ROUND_OPERATOR_ROUND}","ROUND"],["%{BKY_MATH_ROUND_OPERATOR_ROUNDUP}","ROUNDUP"],["%{BKY_MATH_ROUND_OPERATOR_ROUNDDOWN}","ROUNDDOWN"]]},{type:"input_value",name:"NUM",
+check:"Number"}],output:"Number",style:"math_blocks",helpUrl:"%{BKY_MATH_ROUND_HELPURL}",tooltip:"%{BKY_MATH_ROUND_TOOLTIP}"},{type:"math_on_list",message0:"%1 %2",args0:[{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_ONLIST_OPERATOR_SUM}","SUM"],["%{BKY_MATH_ONLIST_OPERATOR_MIN}","MIN"],["%{BKY_MATH_ONLIST_OPERATOR_MAX}","MAX"],["%{BKY_MATH_ONLIST_OPERATOR_AVERAGE}","AVERAGE"],["%{BKY_MATH_ONLIST_OPERATOR_MEDIAN}","MEDIAN"],["%{BKY_MATH_ONLIST_OPERATOR_MODE}","MODE"],["%{BKY_MATH_ONLIST_OPERATOR_STD_DEV}",
+"STD_DEV"],["%{BKY_MATH_ONLIST_OPERATOR_RANDOM}","RANDOM"]]},{type:"input_value",name:"LIST",check:"Array"}],output:"Number",style:"math_blocks",helpUrl:"%{BKY_MATH_ONLIST_HELPURL}",mutator:"math_modes_of_list_mutator",extensions:["math_op_tooltip"]},{type:"math_modulo",message0:"%{BKY_MATH_MODULO_TITLE}",args0:[{type:"input_value",name:"DIVIDEND",check:"Number"},{type:"input_value",name:"DIVISOR",check:"Number"}],inputsInline:!0,output:"Number",style:"math_blocks",tooltip:"%{BKY_MATH_MODULO_TOOLTIP}",
+helpUrl:"%{BKY_MATH_MODULO_HELPURL}"},{type:"math_constrain",message0:"%{BKY_MATH_CONSTRAIN_TITLE}",args0:[{type:"input_value",name:"VALUE",check:"Number"},{type:"input_value",name:"LOW",check:"Number"},{type:"input_value",name:"HIGH",check:"Number"}],inputsInline:!0,output:"Number",style:"math_blocks",tooltip:"%{BKY_MATH_CONSTRAIN_TOOLTIP}",helpUrl:"%{BKY_MATH_CONSTRAIN_HELPURL}"},{type:"math_random_int",message0:"%{BKY_MATH_RANDOM_INT_TITLE}",args0:[{type:"input_value",name:"FROM",check:"Number"},
+{type:"input_value",name:"TO",check:"Number"}],inputsInline:!0,output:"Number",style:"math_blocks",tooltip:"%{BKY_MATH_RANDOM_INT_TOOLTIP}",helpUrl:"%{BKY_MATH_RANDOM_INT_HELPURL}"},{type:"math_random_float",message0:"%{BKY_MATH_RANDOM_FLOAT_TITLE_RANDOM}",output:"Number",style:"math_blocks",tooltip:"%{BKY_MATH_RANDOM_FLOAT_TOOLTIP}",helpUrl:"%{BKY_MATH_RANDOM_FLOAT_HELPURL}"},{type:"math_atan2",message0:"%{BKY_MATH_ATAN2_TITLE}",args0:[{type:"input_value",name:"X",check:"Number"},{type:"input_value",
+name:"Y",check:"Number"}],inputsInline:!0,output:"Number",style:"math_blocks",tooltip:"%{BKY_MATH_ATAN2_TOOLTIP}",helpUrl:"%{BKY_MATH_ATAN2_HELPURL}"}]);
+Blockly.Constants.Math.TOOLTIPS_BY_OP={ADD:"%{BKY_MATH_ARITHMETIC_TOOLTIP_ADD}",MINUS:"%{BKY_MATH_ARITHMETIC_TOOLTIP_MINUS}",MULTIPLY:"%{BKY_MATH_ARITHMETIC_TOOLTIP_MULTIPLY}",DIVIDE:"%{BKY_MATH_ARITHMETIC_TOOLTIP_DIVIDE}",POWER:"%{BKY_MATH_ARITHMETIC_TOOLTIP_POWER}",ROOT:"%{BKY_MATH_SINGLE_TOOLTIP_ROOT}",ABS:"%{BKY_MATH_SINGLE_TOOLTIP_ABS}",NEG:"%{BKY_MATH_SINGLE_TOOLTIP_NEG}",LN:"%{BKY_MATH_SINGLE_TOOLTIP_LN}",LOG10:"%{BKY_MATH_SINGLE_TOOLTIP_LOG10}",EXP:"%{BKY_MATH_SINGLE_TOOLTIP_EXP}",POW10:"%{BKY_MATH_SINGLE_TOOLTIP_POW10}",
+SIN:"%{BKY_MATH_TRIG_TOOLTIP_SIN}",COS:"%{BKY_MATH_TRIG_TOOLTIP_COS}",TAN:"%{BKY_MATH_TRIG_TOOLTIP_TAN}",ASIN:"%{BKY_MATH_TRIG_TOOLTIP_ASIN}",ACOS:"%{BKY_MATH_TRIG_TOOLTIP_ACOS}",ATAN:"%{BKY_MATH_TRIG_TOOLTIP_ATAN}",SUM:"%{BKY_MATH_ONLIST_TOOLTIP_SUM}",MIN:"%{BKY_MATH_ONLIST_TOOLTIP_MIN}",MAX:"%{BKY_MATH_ONLIST_TOOLTIP_MAX}",AVERAGE:"%{BKY_MATH_ONLIST_TOOLTIP_AVERAGE}",MEDIAN:"%{BKY_MATH_ONLIST_TOOLTIP_MEDIAN}",MODE:"%{BKY_MATH_ONLIST_TOOLTIP_MODE}",STD_DEV:"%{BKY_MATH_ONLIST_TOOLTIP_STD_DEV}",RANDOM:"%{BKY_MATH_ONLIST_TOOLTIP_RANDOM}"};
+Blockly.Extensions.register("math_op_tooltip",Blockly.Extensions.buildTooltipForDropdown("OP",Blockly.Constants.Math.TOOLTIPS_BY_OP));
+Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN={mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation"),b="DIVISIBLE_BY"==this.getFieldValue("PROPERTY");a.setAttribute("divisor_input",b);return a},domToMutation:function(a){a="true"==a.getAttribute("divisor_input");this.updateShape_(a)},updateShape_:function(a){var b=this.getInput("DIVISOR");a?b||this.appendValueInput("DIVISOR").setCheck("Number"):b&&this.removeInput("DIVISOR")}};
+Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION=function(){this.getField("PROPERTY").setValidator(function(a){a="DIVISIBLE_BY"==a;this.getSourceBlock().updateShape_(a)})};Blockly.Extensions.registerMutator("math_is_divisibleby_mutator",Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN,Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION);Blockly.Extensions.register("math_change_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_MATH_CHANGE_TOOLTIP}","VAR"));
+Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN={updateType_:function(a){"MODE"==a?this.outputConnection.setCheck("Array"):this.outputConnection.setCheck("Number")},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation");a.setAttribute("op",this.getFieldValue("OP"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("op"))}};Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION=function(){this.getField("OP").setValidator(function(a){this.updateType_(a)}.bind(this))};
+Blockly.Extensions.registerMutator("math_modes_of_list_mutator",Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN,Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION);Blockly.Blocks.procedures={};
+Blockly.Blocks.procedures_defnoreturn={init:function(){var a=new Blockly.FieldTextInput("",Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));(this.workspace.options.comments||this.workspace.options.parentWorkspace&&this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT&&this.setCommentText(Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT);
+this.setStyle("procedure_blocks");this.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:function(a){this.hasStatements_!==a&&(a?(this.appendStatementInput("STACK").appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_DO),this.getInput("RETURN")&&this.moveInputBefore("STACK","RETURN")):this.removeInput("STACK",!0),this.hasStatements_=
+a)},updateParams_:function(){var a="";this.arguments_.length&&(a=Blockly.Msg.PROCEDURES_BEFORE_PARAMS+" "+this.arguments_.join(", "));Blockly.Events.disable();try{this.setFieldValue(a,"PARAMS")}finally{Blockly.Events.enable()}},mutationToDom:function(a){var b=Blockly.utils.xml.createElement("mutation");a&&b.setAttribute("name",this.getFieldValue("NAME"));for(var c=0;c<this.argumentVarModels_.length;c++){var d=Blockly.utils.xml.createElement("arg"),e=this.argumentVarModels_[c];d.setAttribute("name",
+e.name);d.setAttribute("varid",e.getId());a&&this.paramIds_&&d.setAttribute("paramId",this.paramIds_[c]);b.appendChild(d)}this.hasStatements_||b.setAttribute("statements","false");return b},domToMutation:function(a){this.arguments_=[];this.argumentVarModels_=[];for(var b=0,c;c=a.childNodes[b];b++)if("arg"==c.nodeName.toLowerCase()){var d=c.getAttribute("name");c=c.getAttribute("varid")||c.getAttribute("varId");this.arguments_.push(d);c=Blockly.Variables.getOrCreateVariablePackage(this.workspace,c,
+d,"");null!=c?this.argumentVarModels_.push(c):console.log("Failed to create a variable with name "+d+", ignoring.")}this.updateParams_();Blockly.Procedures.mutateCallers(this);this.setStatements_("false"!==a.getAttribute("statements"))},decompose:function(a){var b=Blockly.utils.xml.createElement("block");b.setAttribute("type","procedures_mutatorcontainer");var c=Blockly.utils.xml.createElement("statement");c.setAttribute("name","STACK");b.appendChild(c);for(var d=0;d<this.arguments_.length;d++){var e=
+Blockly.utils.xml.createElement("block");e.setAttribute("type","procedures_mutatorarg");var f=Blockly.utils.xml.createElement("field");f.setAttribute("name","NAME");var g=Blockly.utils.xml.createTextNode(this.arguments_[d]);f.appendChild(g);e.appendChild(f);f=Blockly.utils.xml.createElement("next");e.appendChild(f);c.appendChild(e);c=f}a=Blockly.Xml.domToBlock(b,a);"procedures_defreturn"==this.type?a.setFieldValue(this.hasStatements_,"STATEMENTS"):a.removeInput("STATEMENT_INPUT");Blockly.Procedures.mutateCallers(this);
+return a},compose:function(a){this.arguments_=[];this.paramIds_=[];this.argumentVarModels_=[];for(var b=a.getInputTargetBlock("STACK");b;){var c=b.getFieldValue("NAME");this.arguments_.push(c);c=this.workspace.getVariable(c,"");this.argumentVarModels_.push(c);this.paramIds_.push(b.id);b=b.nextConnection&&b.nextConnection.targetBlock()}this.updateParams_();Blockly.Procedures.mutateCallers(this);a=a.getFieldValue("STATEMENTS");if(null!==a&&(a="TRUE"==a,this.hasStatements_!=a))if(a)this.setStatements_(!0),
+Blockly.Mutator.reconnect(this.statementConnection_,this,"STACK"),this.statementConnection_=null;else{a=this.getInput("STACK").connection;if(this.statementConnection_=a.targetConnection)a=a.targetBlock(),a.unplug(),a.bumpNeighbours();this.setStatements_(!1)}},getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!1]},getVars:function(){return this.arguments_},getVarModels:function(){return this.argumentVarModels_},renameVarById:function(a,b){var c=this.workspace.getVariableById(a);
+if(""==c.type){c=c.name;b=this.workspace.getVariableById(b);for(var d=!1,e=0;e<this.argumentVarModels_.length;e++)this.argumentVarModels_[e].getId()==a&&(this.arguments_[e]=b.name,this.argumentVarModels_[e]=b,d=!0);d&&(this.displayRenamedVar_(c,b.name),Blockly.Procedures.mutateCallers(this))}},updateVarName:function(a){for(var b=a.name,c=!1,d=0;d<this.argumentVarModels_.length;d++)if(this.argumentVarModels_[d].getId()==a.getId()){var e=this.arguments_[d];this.arguments_[d]=b;c=!0}c&&(this.displayRenamedVar_(e,
+b),Blockly.Procedures.mutateCallers(this))},displayRenamedVar_:function(a,b){this.updateParams_();if(this.mutator&&this.mutator.isVisible())for(var c=this.mutator.workspace_.getAllBlocks(!1),d=0,e;e=c[d];d++)"procedures_mutatorarg"==e.type&&Blockly.Names.equals(a,e.getFieldValue("NAME"))&&e.setFieldValue(b,"NAME")},customContextMenu:function(a){if(!this.isInFlyout){var b={enabled:!0},c=this.getFieldValue("NAME");b.text=Blockly.Msg.PROCEDURES_CREATE_DO.replace("%1",c);var d=Blockly.utils.xml.createElement("mutation");
+d.setAttribute("name",c);for(c=0;c<this.arguments_.length;c++){var e=Blockly.utils.xml.createElement("arg");e.setAttribute("name",this.arguments_[c]);d.appendChild(e)}c=Blockly.utils.xml.createElement("block");c.setAttribute("type",this.callType_);c.appendChild(d);b.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(b);if(!this.isCollapsed())for(c=0;c<this.argumentVarModels_.length;c++)b={enabled:!0},d=this.argumentVarModels_[c],b.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",d.name),
+d=Blockly.Variables.generateVariableFieldDom(d),e=Blockly.utils.xml.createElement("block"),e.setAttribute("type","variables_get"),e.appendChild(d),b.callback=Blockly.ContextMenu.callbackFactory(this,e),a.push(b)}},callType_:"procedures_callnoreturn"};
+Blockly.Blocks.procedures_defreturn={init:function(){var a=new Blockly.FieldTextInput("",Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFRETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.appendValueInput("RETURN").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));(this.workspace.options.comments||this.workspace.options.parentWorkspace&&
+this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT&&this.setCommentText(Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT);this.setStyle("procedure_blocks");this.setTooltip(Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:Blockly.Blocks.procedures_defnoreturn.setStatements_,updateParams_:Blockly.Blocks.procedures_defnoreturn.updateParams_,
+mutationToDom:Blockly.Blocks.procedures_defnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_defnoreturn.domToMutation,decompose:Blockly.Blocks.procedures_defnoreturn.decompose,compose:Blockly.Blocks.procedures_defnoreturn.compose,getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!0]},getVars:Blockly.Blocks.procedures_defnoreturn.getVars,getVarModels:Blockly.Blocks.procedures_defnoreturn.getVarModels,renameVarById:Blockly.Blocks.procedures_defnoreturn.renameVarById,
+updateVarName:Blockly.Blocks.procedures_defnoreturn.updateVarName,displayRenamedVar_:Blockly.Blocks.procedures_defnoreturn.displayRenamedVar_,customContextMenu:Blockly.Blocks.procedures_defnoreturn.customContextMenu,callType_:"procedures_callreturn"};
+Blockly.Blocks.procedures_mutatorcontainer={init:function(){this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE);this.appendStatementInput("STACK");this.appendDummyInput("STATEMENT_INPUT").appendField(Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS).appendField(new Blockly.FieldCheckbox("TRUE"),"STATEMENTS");this.setStyle("procedure_blocks");this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.procedures_mutatorarg={init:function(){var a=new Blockly.FieldTextInput(Blockly.Procedures.DEFAULT_ARG,this.validator_);a.oldShowEditorFn_=a.showEditor_;a.showEditor_=function(){this.createdVariables_=[];this.oldShowEditorFn_()};this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORARG_TITLE).appendField(a,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setStyle("procedure_blocks");this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP);this.contextMenu=
+!1;a.onFinishEditing_=this.deleteIntermediateVars_;a.createdVariables_=[];a.onFinishEditing_("x")},validator_:function(a){var b=this.getSourceBlock(),c=Blockly.Mutator.findParentWs(b.workspace);a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,"");if(!a)return null;for(var d=(b.workspace.targetWorkspace||b.workspace).getAllBlocks(!1),e=a.toLowerCase(),f=0;f<d.length;f++)if(d[f].id!=this.getSourceBlock().id){var g=d[f].getFieldValue("NAME");if(g&&g.toLowerCase()==e)return null}if(b.isInFlyout)return a;
+(b=c.getVariable(a,""))&&b.name!=a&&c.renameVariableById(b.getId(),a);b||(b=c.createVariable(a,""))&&this.createdVariables_&&this.createdVariables_.push(b);return a},deleteIntermediateVars_:function(a){var b=Blockly.Mutator.findParentWs(this.getSourceBlock().workspace);if(b)for(var c=0;c<this.createdVariables_.length;c++){var d=this.createdVariables_[c];d.name!=a&&b.deleteVariableById(d.getId())}}};
+Blockly.Blocks.procedures_callnoreturn={init:function(){this.appendDummyInput("TOPROW").appendField(this.id,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setStyle("procedure_blocks");this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.quarkConnections_={};this.quarkIds_=null;this.previousEnabledState_=!0},getProcedureCall:function(){return this.getFieldValue("NAME")},renameProcedure:function(a,b){Blockly.Names.equals(a,
+this.getProcedureCall())&&(this.setFieldValue(b,"NAME"),this.setTooltip((this.outputConnection?Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP:Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP).replace("%1",b)))},setProcedureParameters_:function(a,b){var c=Blockly.Procedures.getDefinition(this.getProcedureCall(),this.workspace),d=c&&c.mutator&&c.mutator.isVisible();d||(this.quarkConnections_={},this.quarkIds_=null);if(b)if(a.join("\n")==this.arguments_.join("\n"))this.quarkIds_=b;else{if(b.length!=a.length)throw RangeError("paramNames and paramIds must be the same length.");
+this.setCollapsed(!1);this.quarkIds_||(this.quarkConnections_={},this.quarkIds_=[]);c=this.rendered;this.rendered=!1;for(var e=0;e<this.arguments_.length;e++){var f=this.getInput("ARG"+e);f&&(f=f.connection.targetConnection,this.quarkConnections_[this.quarkIds_[e]]=f,d&&f&&-1==b.indexOf(this.quarkIds_[e])&&(f.disconnect(),f.getSourceBlock().bumpNeighbours()))}this.arguments_=[].concat(a);this.argumentVarModels_=[];for(e=0;e<this.arguments_.length;e++)a=Blockly.Variables.getOrCreateVariablePackage(this.workspace,
+null,this.arguments_[e],""),this.argumentVarModels_.push(a);this.updateShape_();if(this.quarkIds_=b)for(e=0;e<this.arguments_.length;e++)b=this.quarkIds_[e],b in this.quarkConnections_&&(f=this.quarkConnections_[b],Blockly.Mutator.reconnect(f,this,"ARG"+e)||delete this.quarkConnections_[b]);(this.rendered=c)&&this.render()}},updateShape_:function(){for(var a=0;a<this.arguments_.length;a++){var b=this.getField("ARGNAME"+a);if(b){Blockly.Events.disable();try{b.setValue(this.arguments_[a])}finally{Blockly.Events.enable()}}else b=
+new Blockly.FieldLabel(this.arguments_[a]),this.appendValueInput("ARG"+a).setAlign(Blockly.ALIGN_RIGHT).appendField(b,"ARGNAME"+a).init()}for(;this.getInput("ARG"+a);)this.removeInput("ARG"+a),a++;if(a=this.getInput("TOPROW"))this.arguments_.length?this.getField("WITH")||(a.appendField(Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS,"WITH"),a.init()):this.getField("WITH")&&a.removeField("WITH")},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation");a.setAttribute("name",this.getProcedureCall());
+for(var b=0;b<this.arguments_.length;b++){var c=Blockly.utils.xml.createElement("arg");c.setAttribute("name",this.arguments_[b]);a.appendChild(c)}return a},domToMutation:function(a){var b=a.getAttribute("name");this.renameProcedure(this.getProcedureCall(),b);b=[];for(var c=[],d=0,e;e=a.childNodes[d];d++)"arg"==e.nodeName.toLowerCase()&&(b.push(e.getAttribute("name")),c.push(e.getAttribute("paramId")));this.setProcedureParameters_(b,c)},getVarModels:function(){return this.argumentVarModels_},onchange:function(a){if(this.workspace&&
+!this.workspace.isFlyout&&a.recordUndo)if(a.type==Blockly.Events.BLOCK_CREATE&&-1!=a.ids.indexOf(this.id)){var b=this.getProcedureCall();b=Blockly.Procedures.getDefinition(b,this.workspace);!b||b.type==this.defType_&&JSON.stringify(b.arguments_)==JSON.stringify(this.arguments_)||(b=null);if(!b){Blockly.Events.setGroup(a.group);a=Blockly.utils.xml.createElement("xml");b=Blockly.utils.xml.createElement("block");b.setAttribute("type",this.defType_);var c=this.getRelativeToSurfaceXY(),d=c.y+2*Blockly.SNAP_RADIUS;
+b.setAttribute("x",c.x+Blockly.SNAP_RADIUS*(this.RTL?-1:1));b.setAttribute("y",d);c=this.mutationToDom();b.appendChild(c);c=Blockly.utils.xml.createElement("field");c.setAttribute("name","NAME");c.appendChild(Blockly.utils.xml.createTextNode(this.getProcedureCall()));b.appendChild(c);a.appendChild(b);Blockly.Xml.domToWorkspace(a,this.workspace);Blockly.Events.setGroup(!1)}}else a.type==Blockly.Events.BLOCK_DELETE?(b=this.getProcedureCall(),b=Blockly.Procedures.getDefinition(b,this.workspace),b||(Blockly.Events.setGroup(a.group),
+this.dispose(!0),Blockly.Events.setGroup(!1))):a.type==Blockly.Events.CHANGE&&"disabled"==a.element&&(b=this.getProcedureCall(),(b=Blockly.Procedures.getDefinition(b,this.workspace))&&b.id==a.blockId&&((b=Blockly.Events.getGroup())&&console.log("Saw an existing group while responding to a definition change"),Blockly.Events.setGroup(a.group),a.newValue?(this.previousEnabledState_=this.isEnabled(),this.setEnabled(!1)):this.setEnabled(this.previousEnabledState_),Blockly.Events.setGroup(b)))},customContextMenu:function(a){if(this.workspace.isMovable()){var b=
+{enabled:!0};b.text=Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF;var c=this.getProcedureCall(),d=this.workspace;b.callback=function(){var a=Blockly.Procedures.getDefinition(c,d);a&&(d.centerOnBlock(a.id),a.select())};a.push(b)}},defType_:"procedures_defnoreturn"};
+Blockly.Blocks.procedures_callreturn={init:function(){this.appendDummyInput("TOPROW").appendField("","NAME");this.setOutput(!0);this.setStyle("procedure_blocks");this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL);this.arguments_=[];this.quarkConnections_={};this.quarkIds_=null;this.previousEnabledState_=!0},getProcedureCall:Blockly.Blocks.procedures_callnoreturn.getProcedureCall,renameProcedure:Blockly.Blocks.procedures_callnoreturn.renameProcedure,setProcedureParameters_:Blockly.Blocks.procedures_callnoreturn.setProcedureParameters_,
+updateShape_:Blockly.Blocks.procedures_callnoreturn.updateShape_,mutationToDom:Blockly.Blocks.procedures_callnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_callnoreturn.domToMutation,getVarModels:Blockly.Blocks.procedures_callnoreturn.getVarModels,onchange:Blockly.Blocks.procedures_callnoreturn.onchange,customContextMenu:Blockly.Blocks.procedures_callnoreturn.customContextMenu,defType_:"procedures_defreturn"};
+Blockly.Blocks.procedures_ifreturn={init:function(){this.appendValueInput("CONDITION").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setStyle("procedure_blocks");this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_IFRETURN_HELPURL);this.hasReturnValue_=!0},mutationToDom:function(){var a=
+Blockly.utils.xml.createElement("mutation");a.setAttribute("value",Number(this.hasReturnValue_));return a},domToMutation:function(a){this.hasReturnValue_=1==a.getAttribute("value");this.hasReturnValue_||(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN))},onchange:function(a){if(this.workspace.isDragging&&!this.workspace.isDragging()){a=!1;var b=this;do{if(-1!=this.FUNCTION_TYPES.indexOf(b.type)){a=!0;break}b=b.getSurroundParent()}while(b);
+a?("procedures_defnoreturn"==b.type&&this.hasReturnValue_?(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!1):"procedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),this.setWarningText(null),this.isInFlyout||this.setEnabled(!0)):(this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING),
+this.isInFlyout||this.getInheritedDisabled()||this.setEnabled(!1))}},FUNCTION_TYPES:["procedures_defnoreturn","procedures_defreturn"]};Blockly.Blocks.texts={};Blockly.Constants.Text={};Blockly.Constants.Text.HUE=160;
+Blockly.defineBlocksWithJsonArray([{type:"text",message0:"%1",args0:[{type:"field_input",name:"TEXT",text:""}],output:"String",style:"text_blocks",helpUrl:"%{BKY_TEXT_TEXT_HELPURL}",tooltip:"%{BKY_TEXT_TEXT_TOOLTIP}",extensions:["text_quotes","parent_tooltip_when_inline"]},{type:"text_multiline",message0:"%1 %2",args0:[{type:"field_image",src:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAARCAYAAADpPU2iAAAABGdBTUEAALGPC/xhBQAAAAlwSFlzAAAdhgAAHYYBXaITgQAAABh0RVh0U29mdHdhcmUAcGFpbnQubmV0IDQuMS42/U4J6AAAAP1JREFUOE+Vks0KQUEYhjmRIja4ABtZ2dm5A3t3Ia6AUm7CylYuQRaUhZSlLZJiQbFAyRnPN33y01HOW08z8873zpwzM4F3GWOCruvGIE4/rLaV+Nq1hVGMBqzhqlxgCys4wJA65xnogMHsQ5lujnYHTejBBCK2mE4abjCgMGhNxHgDFWjDSG07kdfVa2pZMf4ZyMAdWmpZMfYOsLiDMYMjlMB+K613QISRhTnITnsYg5yUd0DETmEoMlkFOeIT/A58iyK5E18BuTBfgYXfwNJv4P9/oEBerLylOnRhygmGdPpTTBZAPkde61lbQe4moWUvYUZYLfUNftIY4zwA5X2Z9AYnQrEAAAAASUVORK5CYII=",width:12,
+height:17,alt:"\u00b6"},{type:"field_multilinetext",name:"TEXT",text:""}],output:"String",style:"text_blocks",helpUrl:"%{BKY_TEXT_TEXT_HELPURL}",tooltip:"%{BKY_TEXT_TEXT_TOOLTIP}",extensions:["parent_tooltip_when_inline"]},{type:"text_join",message0:"",output:"String",style:"text_blocks",helpUrl:"%{BKY_TEXT_JOIN_HELPURL}",tooltip:"%{BKY_TEXT_JOIN_TOOLTIP}",mutator:"text_join_mutator"},{type:"text_create_join_container",message0:"%{BKY_TEXT_CREATE_JOIN_TITLE_JOIN} %1 %2",args0:[{type:"input_dummy"},
+{type:"input_statement",name:"STACK"}],style:"text_blocks",tooltip:"%{BKY_TEXT_CREATE_JOIN_TOOLTIP}",enableContextMenu:!1},{type:"text_create_join_item",message0:"%{BKY_TEXT_CREATE_JOIN_ITEM_TITLE_ITEM}",previousStatement:null,nextStatement:null,style:"text_blocks",tooltip:"%{BKY_TEXT_CREATE_JOIN_ITEM_TOOLTIP}",enableContextMenu:!1},{type:"text_append",message0:"%{BKY_TEXT_APPEND_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_TEXT_APPEND_VARIABLE}"},{type:"input_value",name:"TEXT"}],
+previousStatement:null,nextStatement:null,style:"text_blocks",extensions:["text_append_tooltip"]},{type:"text_length",message0:"%{BKY_TEXT_LENGTH_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Number",style:"text_blocks",tooltip:"%{BKY_TEXT_LENGTH_TOOLTIP}",helpUrl:"%{BKY_TEXT_LENGTH_HELPURL}"},{type:"text_isEmpty",message0:"%{BKY_TEXT_ISEMPTY_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Boolean",style:"text_blocks",tooltip:"%{BKY_TEXT_ISEMPTY_TOOLTIP}",
+helpUrl:"%{BKY_TEXT_ISEMPTY_HELPURL}"},{type:"text_indexOf",message0:"%{BKY_TEXT_INDEXOF_TITLE}",args0:[{type:"input_value",name:"VALUE",check:"String"},{type:"field_dropdown",name:"END",options:[["%{BKY_TEXT_INDEXOF_OPERATOR_FIRST}","FIRST"],["%{BKY_TEXT_INDEXOF_OPERATOR_LAST}","LAST"]]},{type:"input_value",name:"FIND",check:"String"}],output:"Number",style:"text_blocks",helpUrl:"%{BKY_TEXT_INDEXOF_HELPURL}",inputsInline:!0,extensions:["text_indexOf_tooltip"]},{type:"text_charAt",message0:"%{BKY_TEXT_CHARAT_TITLE}",
+args0:[{type:"input_value",name:"VALUE",check:"String"},{type:"field_dropdown",name:"WHERE",options:[["%{BKY_TEXT_CHARAT_FROM_START}","FROM_START"],["%{BKY_TEXT_CHARAT_FROM_END}","FROM_END"],["%{BKY_TEXT_CHARAT_FIRST}","FIRST"],["%{BKY_TEXT_CHARAT_LAST}","LAST"],["%{BKY_TEXT_CHARAT_RANDOM}","RANDOM"]]}],output:"String",style:"text_blocks",helpUrl:"%{BKY_TEXT_CHARAT_HELPURL}",inputsInline:!0,mutator:"text_charAt_mutator"}]);
+Blockly.Blocks.text_getSubstring={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL);this.setStyle("text_blocks");
+this.appendValueInput("STRING").setCheck("String").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT);this.appendDummyInput("AT1");this.appendDummyInput("AT2");Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL);this.setInputsInline(!0);this.setOutput(!0,"String");this.updateAt_(1,!0);this.updateAt_(2,!0);this.setTooltip(Blockly.Msg.TEXT_GET_SUBSTRING_TOOLTIP)},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation"),
+b=this.getInput("AT1").type==Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly.INPUT_VALUE;a.setAttribute("at2",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("at1");a="true"==a.getAttribute("at2");this.updateAt_(1,b);this.updateAt_(2,a)},updateAt_:function(a,b){this.removeInput("AT"+a);this.removeInput("ORDINAL"+a,!0);b?(this.appendValueInput("AT"+a).setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL"+a).appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
+this.appendDummyInput("AT"+a);2==a&&Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&(this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL));var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var e="FROM_START"==c||"FROM_END"==c;if(e!=b){var d=this.getSourceBlock();d.updateAt_(a,e);d.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&
+this.moveInputBefore("ORDINAL1","AT2"))}};Blockly.Blocks.text_changeCase={init:function(){var a=[[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE,"UPPERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE,"LOWERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE,"TITLECASE"]];this.setHelpUrl(Blockly.Msg.TEXT_CHANGECASE_HELPURL);this.setStyle("text_blocks");this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"CASE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_CHANGECASE_TOOLTIP)}};
+Blockly.Blocks.text_trim={init:function(){var a=[[Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH,"BOTH"],[Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT,"LEFT"],[Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT,"RIGHT"]];this.setHelpUrl(Blockly.Msg.TEXT_TRIM_HELPURL);this.setStyle("text_blocks");this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"MODE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TRIM_TOOLTIP)}};
+Blockly.Blocks.text_print={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_PRINT_TITLE,args0:[{type:"input_value",name:"TEXT"}],previousStatement:null,nextStatement:null,style:"text_blocks",tooltip:Blockly.Msg.TEXT_PRINT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_PRINT_HELPURL})}};
+Blockly.Blocks.text_prompt_ext={init:function(){var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]];this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setStyle("text_blocks");var b=this;a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendValueInput("TEXT").appendField(a,"TYPE");this.setOutput(!0,"String");this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},
+updateType_:function(a){this.outputConnection.setCheck("NUMBER"==a?"Number":"String")},mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation");a.setAttribute("type",this.getFieldValue("TYPE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("type"))}};
+Blockly.Blocks.text_prompt={init:function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]],b=this;this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setStyle("text_blocks");a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendDummyInput().appendField(a,"TYPE").appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));
+this.setOutput(!0,"String");this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},updateType_:Blockly.Blocks.text_prompt_ext.updateType_,mutationToDom:Blockly.Blocks.text_prompt_ext.mutationToDom,domToMutation:Blockly.Blocks.text_prompt_ext.domToMutation};
+Blockly.Blocks.text_count={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_COUNT_MESSAGE0,args0:[{type:"input_value",name:"SUB",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"Number",inputsInline:!0,style:"text_blocks",tooltip:Blockly.Msg.TEXT_COUNT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_COUNT_HELPURL})}};
+Blockly.Blocks.text_replace={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REPLACE_MESSAGE0,args0:[{type:"input_value",name:"FROM",check:"String"},{type:"input_value",name:"TO",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,style:"text_blocks",tooltip:Blockly.Msg.TEXT_REPLACE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REPLACE_HELPURL})}};
+Blockly.Blocks.text_reverse={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REVERSE_MESSAGE0,args0:[{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,style:"text_blocks",tooltip:Blockly.Msg.TEXT_REVERSE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REVERSE_HELPURL})}};
+Blockly.Constants.Text.QUOTE_IMAGE_MIXIN={QUOTE_IMAGE_LEFT_DATAURI:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAAn0lEQVQI1z3OMa5BURSF4f/cQhAKjUQhuQmFNwGJEUi0RKN5rU7FHKhpjEH3TEMtkdBSCY1EIv8r7nFX9e29V7EBAOvu7RPjwmWGH/VuF8CyN9/OAdvqIXYLvtRaNjx9mMTDyo+NjAN1HNcl9ZQ5oQMM3dgDUqDo1l8DzvwmtZN7mnD+PkmLa+4mhrxVA9fRowBWmVBhFy5gYEjKMfz9AylsaRRgGzvZAAAAAElFTkSuQmCC",QUOTE_IMAGE_RIGHT_DATAURI:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAAqUlEQVQI1z3KvUpCcRiA8ef9E4JNHhI0aFEacm1o0BsI0Slx8wa8gLauoDnoBhq7DcfWhggONDmJJgqCPA7neJ7p934EOOKOnM8Q7PDElo/4x4lFb2DmuUjcUzS3URnGib9qaPNbuXvBO3sGPHJDRG6fGVdMSeWDP2q99FQdFrz26Gu5Tq7dFMzUvbXy8KXeAj57cOklgA+u1B5AoslLtGIHQMaCVnwDnADZIFIrXsoXrgAAAABJRU5ErkJggg==",
+QUOTE_IMAGE_WIDTH:12,QUOTE_IMAGE_HEIGHT:12,quoteField_:function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(a==e.name){c.insertFieldAt(d,this.newQuote_(!0));c.insertFieldAt(d+2,this.newQuote_(!1));return}console.warn('field named "'+a+'" not found in '+this.toDevString())},newQuote_:function(a){a=this.RTL?!a:a;return new Blockly.FieldImage(a?this.QUOTE_IMAGE_LEFT_DATAURI:this.QUOTE_IMAGE_RIGHT_DATAURI,this.QUOTE_IMAGE_WIDTH,this.QUOTE_IMAGE_HEIGHT,a?"\u201c":"\u201d")}};
+Blockly.Constants.Text.TEXT_QUOTES_EXTENSION=function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);this.quoteField_("TEXT")};
+Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN={mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),10);this.updateShape_()},decompose:function(a){var b=a.newBlock("text_create_join_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=a.newBlock("text_create_join_item");e.initSvg();c.connect(e.previousConnection);
+c=e.nextConnection}return b},compose:function(a){var b=a.getInputTargetBlock("STACK");for(a=[];b;)a.push(b.valueConnection_),b=b.nextConnection&&b.nextConnection.targetBlock();for(b=0;b<this.itemCount_;b++){var c=this.getInput("ADD"+b).connection.targetConnection;c&&-1==a.indexOf(c)&&c.disconnect()}this.itemCount_=a.length;this.updateShape_();for(b=0;b<this.itemCount_;b++)Blockly.Mutator.reconnect(a[b],this,"ADD"+b)},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=
+this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){this.itemCount_&&this.getInput("EMPTY")?this.removeInput("EMPTY"):this.itemCount_||this.getInput("EMPTY")||this.appendDummyInput("EMPTY").appendField(this.newQuote_(!0)).appendField(this.newQuote_(!1));for(var a=0;a<this.itemCount_;a++)if(!this.getInput("ADD"+a)){var b=this.appendValueInput("ADD"+a).setAlign(Blockly.ALIGN_RIGHT);0==a&&b.appendField(Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH)}for(;this.getInput("ADD"+
+a);)this.removeInput("ADD"+a),a++}};Blockly.Constants.Text.TEXT_JOIN_EXTENSION=function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);this.itemCount_=2;this.updateShape_();this.setMutator(new Blockly.Mutator(["text_create_join_item"]))};Blockly.Extensions.register("text_append_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_TEXT_APPEND_TOOLTIP}","VAR"));
+Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION=function(){var a=this;this.setTooltip(function(){return Blockly.Msg.TEXT_INDEXOF_TOOLTIP.replace("%1",a.workspace.options.oneBasedIndex?"0":"-1")})};
+Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN={mutationToDom:function(){var a=Blockly.utils.xml.createElement("mutation");a.setAttribute("at",!!this.isAt_);return a},domToMutation:function(a){a="false"!=a.getAttribute("at");this.updateAt_(a)},updateAt_:function(a){this.removeInput("AT",!0);this.removeInput("ORDINAL",!0);a&&(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX));Blockly.Msg.TEXT_CHARAT_TAIL&&
+(this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_CHARAT_TAIL));this.isAt_=a}};
+Blockly.Constants.Text.TEXT_CHARAT_EXTENSION=function(){this.getField("WHERE").setValidator(function(a){a="FROM_START"==a||"FROM_END"==a;a!=this.isAt_&&this.getSourceBlock().updateAt_(a)});this.updateAt_(!0);var a=this;this.setTooltip(function(){var b=a.getFieldValue("WHERE"),c=Blockly.Msg.TEXT_CHARAT_TOOLTIP;("FROM_START"==b||"FROM_END"==b)&&(b="FROM_START"==b?Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP:Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP)&&(c+="  "+b.replace("%1",a.workspace.options.oneBasedIndex?
+"#1":"#0"));return c})};Blockly.Extensions.register("text_indexOf_tooltip",Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION);Blockly.Extensions.register("text_quotes",Blockly.Constants.Text.TEXT_QUOTES_EXTENSION);Blockly.Extensions.registerMutator("text_join_mutator",Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_JOIN_EXTENSION);Blockly.Extensions.registerMutator("text_charAt_mutator",Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_CHARAT_EXTENSION);Blockly.Blocks.variables={};Blockly.Constants.Variables={};Blockly.Constants.Variables.HUE=330;
+Blockly.defineBlocksWithJsonArray([{type:"variables_get",message0:"%1",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"}],output:null,style:"variable_blocks",helpUrl:"%{BKY_VARIABLES_GET_HELPURL}",tooltip:"%{BKY_VARIABLES_GET_TOOLTIP}",extensions:["contextMenu_variableSetterGetter"]},{type:"variables_set",message0:"%{BKY_VARIABLES_SET}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"},{type:"input_value",name:"VALUE"}],previousStatement:null,
+nextStatement:null,style:"variable_blocks",tooltip:"%{BKY_VARIABLES_SET_TOOLTIP}",helpUrl:"%{BKY_VARIABLES_SET_HELPURL}",extensions:["contextMenu_variableSetterGetter"]}]);
+Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){if("variables_get"==this.type)var b="variables_set",c=Blockly.Msg.VARIABLES_GET_CREATE_SET;else b="variables_get",c=Blockly.Msg.VARIABLES_SET_CREATE_GET;var d={enabled:0<this.workspace.remainingCapacity()},e=this.getField("VAR").getText();d.text=c.replace("%1",e);c=Blockly.utils.xml.createElement("field");c.setAttribute("name","VAR");c.appendChild(Blockly.utils.xml.createTextNode(e));
+e=Blockly.utils.xml.createElement("block");e.setAttribute("type",b);e.appendChild(c);d.callback=Blockly.ContextMenu.callbackFactory(this,e);a.push(d)}else if("variables_get"==this.type||"variables_get_reporter"==this.type)b={text:Blockly.Msg.RENAME_VARIABLE,enabled:!0,callback:Blockly.Constants.Variables.RENAME_OPTION_CALLBACK_FACTORY(this)},e=this.getField("VAR").getText(),d={text:Blockly.Msg.DELETE_VARIABLE.replace("%1",e),enabled:!0,callback:Blockly.Constants.Variables.DELETE_OPTION_CALLBACK_FACTORY(this)},
+a.unshift(b),a.unshift(d)}};Blockly.Constants.Variables.RENAME_OPTION_CALLBACK_FACTORY=function(a){return function(){var b=a.workspace,c=a.getField("VAR").getVariable();Blockly.Variables.renameVariable(b,c)}};Blockly.Constants.Variables.DELETE_OPTION_CALLBACK_FACTORY=function(a){return function(){var b=a.workspace,c=a.getField("VAR").getVariable();b.deleteVariableById(c.getId());b.refreshToolboxSelection()}};Blockly.Extensions.registerMixin("contextMenu_variableSetterGetter",Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN);Blockly.Constants.VariablesDynamic={};Blockly.Constants.VariablesDynamic.HUE=310;
+Blockly.defineBlocksWithJsonArray([{type:"variables_get_dynamic",message0:"%1",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"}],output:null,style:"variable_dynamic_blocks",helpUrl:"%{BKY_VARIABLES_GET_HELPURL}",tooltip:"%{BKY_VARIABLES_GET_TOOLTIP}",extensions:["contextMenu_variableDynamicSetterGetter"]},{type:"variables_set_dynamic",message0:"%{BKY_VARIABLES_SET}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"},{type:"input_value",
+name:"VALUE"}],previousStatement:null,nextStatement:null,style:"variable_dynamic_blocks",tooltip:"%{BKY_VARIABLES_SET_TOOLTIP}",helpUrl:"%{BKY_VARIABLES_SET_HELPURL}",extensions:["contextMenu_variableDynamicSetterGetter"]}]);
+Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){var b=this.getFieldValue("VAR");var c=this.workspace.getVariableById(b).type;if("variables_get_dynamic"==this.type){b="variables_set_dynamic";var d=Blockly.Msg.VARIABLES_GET_CREATE_SET}else b="variables_get_dynamic",d=Blockly.Msg.VARIABLES_SET_CREATE_GET;var e={enabled:0<this.workspace.remainingCapacity()},f=this.getField("VAR").getText();e.text=d.replace("%1",f);
+d=Blockly.utils.xml.createElement("field");d.setAttribute("name","VAR");d.setAttribute("variabletype",c);d.appendChild(Blockly.utils.xml.createTextNode(f));f=Blockly.utils.xml.createElement("block");f.setAttribute("type",b);f.appendChild(d);e.callback=Blockly.ContextMenu.callbackFactory(this,f);a.push(e)}else if("variables_get_dynamic"==this.type||"variables_get_reporter_dynamic"==this.type)b={text:Blockly.Msg.RENAME_VARIABLE,enabled:!0,callback:Blockly.Constants.Variables.RENAME_OPTION_CALLBACK_FACTORY(this)},
+f=this.getField("VAR").getText(),e={text:Blockly.Msg.DELETE_VARIABLE.replace("%1",f),enabled:!0,callback:Blockly.Constants.Variables.DELETE_OPTION_CALLBACK_FACTORY(this)},a.unshift(b),a.unshift(e)},onchange:function(a){a=this.getFieldValue("VAR");a=Blockly.Variables.getVariable(this.workspace,a);"variables_get_dynamic"==this.type?this.outputConnection.setCheck(a.type):this.getInput("VALUE").connection.setCheck(a.type)}};
+Blockly.Constants.VariablesDynamic.RENAME_OPTION_CALLBACK_FACTORY=function(a){return function(){var b=a.workspace,c=a.getField("VAR").getVariable();Blockly.Variables.renameVariable(b,c)}};Blockly.Constants.VariablesDynamic.DELETE_OPTION_CALLBACK_FACTORY=function(a){return function(){var b=a.workspace,c=a.getField("VAR").getVariable();b.deleteVariableById(c.getId());b.refreshToolboxSelection()}};Blockly.Extensions.registerMixin("contextMenu_variableDynamicSetterGetter",Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN);
diff --git a/lib/blockly/msg/js/en.js b/lib/blockly/msg/js/en.js
new file mode 100644
index 0000000..307dc19
--- /dev/null
+++ b/lib/blockly/msg/js/en.js
@@ -0,0 +1,434 @@
+// This file was automatically generated.  Do not modify.
+
+'use strict';
+
+Blockly.Msg["ADD_COMMENT"] = "Add Comment";
+Blockly.Msg["CANNOT_DELETE_VARIABLE_PROCEDURE"] = "Can't delete the variable '%1' because it's part of the definition of the function '%2'";
+Blockly.Msg["CHANGE_VALUE_TITLE"] = "Change value:";
+Blockly.Msg["CLEAN_UP"] = "Clean up Blocks";
+Blockly.Msg["COLLAPSED_WARNINGS_WARNING"] = "Collapsed blocks contain warnings.";
+Blockly.Msg["COLLAPSE_ALL"] = "Collapse Blocks";
+Blockly.Msg["COLLAPSE_BLOCK"] = "Collapse Block";
+Blockly.Msg["COLOUR_BLEND_COLOUR1"] = "colour 1";
+Blockly.Msg["COLOUR_BLEND_COLOUR2"] = "colour 2";
+Blockly.Msg["COLOUR_BLEND_HELPURL"] = "https://meyerweb.com/eric/tools/color-blend/#:::rgbp";
+Blockly.Msg["COLOUR_BLEND_RATIO"] = "ratio";
+Blockly.Msg["COLOUR_BLEND_TITLE"] = "blend";
+Blockly.Msg["COLOUR_BLEND_TOOLTIP"] = "Blends two colours together with a given ratio (0.0 - 1.0).";
+Blockly.Msg["COLOUR_PICKER_HELPURL"] = "https://en.wikipedia.org/wiki/Color";
+Blockly.Msg["COLOUR_PICKER_TOOLTIP"] = "Choose a colour from the palette.";
+Blockly.Msg["COLOUR_RANDOM_HELPURL"] = "http://randomcolour.com";
+Blockly.Msg["COLOUR_RANDOM_TITLE"] = "random colour";
+Blockly.Msg["COLOUR_RANDOM_TOOLTIP"] = "Choose a colour at random.";
+Blockly.Msg["COLOUR_RGB_BLUE"] = "blue";
+Blockly.Msg["COLOUR_RGB_GREEN"] = "green";
+Blockly.Msg["COLOUR_RGB_HELPURL"] = "https://www.december.com/html/spec/colorpercompact.html";
+Blockly.Msg["COLOUR_RGB_RED"] = "red";
+Blockly.Msg["COLOUR_RGB_TITLE"] = "colour with";
+Blockly.Msg["COLOUR_RGB_TOOLTIP"] = "Create a colour with the specified amount of red, green, and blue. All values must be between 0 and 100.";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_HELPURL"] = "https://github.com/google/blockly/wiki/Loops#loop-termination-blocks";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK"] = "break out of loop";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE"] = "continue with next iteration of loop";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK"] = "Break out of the containing loop.";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE"] = "Skip the rest of this loop, and continue with the next iteration.";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_WARNING"] = "Warning: This block may only be used within a loop.";
+Blockly.Msg["CONTROLS_FOREACH_HELPURL"] = "https://github.com/google/blockly/wiki/Loops#for-each";
+Blockly.Msg["CONTROLS_FOREACH_TITLE"] = "for each item %1 in list %2";
+Blockly.Msg["CONTROLS_FOREACH_TOOLTIP"] = "For each item in a list, set the variable '%1' to the item, and then do some statements.";
+Blockly.Msg["CONTROLS_FOR_HELPURL"] = "https://github.com/google/blockly/wiki/Loops#count-with";
+Blockly.Msg["CONTROLS_FOR_TITLE"] = "count with %1 from %2 to %3 by %4";
+Blockly.Msg["CONTROLS_FOR_TOOLTIP"] = "Have the variable '%1' take on the values from the start number to the end number, counting by the specified interval, and do the specified blocks.";
+Blockly.Msg["CONTROLS_IF_ELSEIF_TOOLTIP"] = "Add a condition to the if block.";
+Blockly.Msg["CONTROLS_IF_ELSE_TOOLTIP"] = "Add a final, catch-all condition to the if block.";
+Blockly.Msg["CONTROLS_IF_HELPURL"] = "https://github.com/google/blockly/wiki/IfElse";
+Blockly.Msg["CONTROLS_IF_IF_TOOLTIP"] = "Add, remove, or reorder sections to reconfigure this if block.";
+Blockly.Msg["CONTROLS_IF_MSG_ELSE"] = "else";
+Blockly.Msg["CONTROLS_IF_MSG_ELSEIF"] = "else if";
+Blockly.Msg["CONTROLS_IF_MSG_IF"] = "if";
+Blockly.Msg["CONTROLS_IF_TOOLTIP_1"] = "If a value is true, then do some statements.";
+Blockly.Msg["CONTROLS_IF_TOOLTIP_2"] = "If a value is true, then do the first block of statements. Otherwise, do the second block of statements.";
+Blockly.Msg["CONTROLS_IF_TOOLTIP_3"] = "If the first value is true, then do the first block of statements. Otherwise, if the second value is true, do the second block of statements.";
+Blockly.Msg["CONTROLS_IF_TOOLTIP_4"] = "If the first value is true, then do the first block of statements. Otherwise, if the second value is true, do the second block of statements. If none of the values are true, do the last block of statements.";
+Blockly.Msg["CONTROLS_REPEAT_HELPURL"] = "https://en.wikipedia.org/wiki/For_loop";
+Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"] = "do";
+Blockly.Msg["CONTROLS_REPEAT_TITLE"] = "repeat %1 times";
+Blockly.Msg["CONTROLS_REPEAT_TOOLTIP"] = "Do some statements several times.";
+Blockly.Msg["CONTROLS_WHILEUNTIL_HELPURL"] = "https://github.com/google/blockly/wiki/Loops#repeat";
+Blockly.Msg["CONTROLS_WHILEUNTIL_OPERATOR_UNTIL"] = "repeat until";
+Blockly.Msg["CONTROLS_WHILEUNTIL_OPERATOR_WHILE"] = "repeat while";
+Blockly.Msg["CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL"] = "While a value is false, then do some statements.";
+Blockly.Msg["CONTROLS_WHILEUNTIL_TOOLTIP_WHILE"] = "While a value is true, then do some statements.";
+Blockly.Msg["DELETE_ALL_BLOCKS"] = "Delete all %1 blocks?";
+Blockly.Msg["DELETE_BLOCK"] = "Delete Block";
+Blockly.Msg["DELETE_VARIABLE"] = "Delete the '%1' variable";
+Blockly.Msg["DELETE_VARIABLE_CONFIRMATION"] = "Delete %1 uses of the '%2' variable?";
+Blockly.Msg["DELETE_X_BLOCKS"] = "Delete %1 Blocks";
+Blockly.Msg["DISABLE_BLOCK"] = "Disable Block";
+Blockly.Msg["DUPLICATE_BLOCK"] = "Duplicate";
+Blockly.Msg["DUPLICATE_COMMENT"] = "Duplicate Comment";
+Blockly.Msg["ENABLE_BLOCK"] = "Enable Block";
+Blockly.Msg["EXPAND_ALL"] = "Expand Blocks";
+Blockly.Msg["EXPAND_BLOCK"] = "Expand Block";
+Blockly.Msg["EXTERNAL_INPUTS"] = "External Inputs";
+Blockly.Msg["HELP"] = "Help";
+Blockly.Msg["INLINE_INPUTS"] = "Inline Inputs";
+Blockly.Msg["IOS_CANCEL"] = "Cancel";
+Blockly.Msg["IOS_ERROR"] = "Error";
+Blockly.Msg["IOS_OK"] = "OK";
+Blockly.Msg["IOS_PROCEDURES_ADD_INPUT"] = "+ Add Input";
+Blockly.Msg["IOS_PROCEDURES_ALLOW_STATEMENTS"] = "Allow statements";
+Blockly.Msg["IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR"] = "This function has duplicate inputs.";
+Blockly.Msg["IOS_PROCEDURES_INPUTS"] = "INPUTS";
+Blockly.Msg["IOS_VARIABLES_ADD_BUTTON"] = "Add";
+Blockly.Msg["IOS_VARIABLES_ADD_VARIABLE"] = "+ Add Variable";
+Blockly.Msg["IOS_VARIABLES_DELETE_BUTTON"] = "Delete";
+Blockly.Msg["IOS_VARIABLES_EMPTY_NAME_ERROR"] = "You can't use an empty variable name.";
+Blockly.Msg["IOS_VARIABLES_RENAME_BUTTON"] = "Rename";
+Blockly.Msg["IOS_VARIABLES_VARIABLE_NAME"] = "Variable name";
+Blockly.Msg["LISTS_CREATE_EMPTY_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#create-empty-list";
+Blockly.Msg["LISTS_CREATE_EMPTY_TITLE"] = "create empty list";
+Blockly.Msg["LISTS_CREATE_EMPTY_TOOLTIP"] = "Returns a list, of length 0, containing no data records";
+Blockly.Msg["LISTS_CREATE_WITH_CONTAINER_TITLE_ADD"] = "list";
+Blockly.Msg["LISTS_CREATE_WITH_CONTAINER_TOOLTIP"] = "Add, remove, or reorder sections to reconfigure this list block.";
+Blockly.Msg["LISTS_CREATE_WITH_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#create-list-with";
+Blockly.Msg["LISTS_CREATE_WITH_INPUT_WITH"] = "create list with";
+Blockly.Msg["LISTS_CREATE_WITH_ITEM_TOOLTIP"] = "Add an item to the list.";
+Blockly.Msg["LISTS_CREATE_WITH_TOOLTIP"] = "Create a list with any number of items.";
+Blockly.Msg["LISTS_GET_INDEX_FIRST"] = "first";
+Blockly.Msg["LISTS_GET_INDEX_FROM_END"] = "# from end";
+Blockly.Msg["LISTS_GET_INDEX_FROM_START"] = "#";
+Blockly.Msg["LISTS_GET_INDEX_GET"] = "get";
+Blockly.Msg["LISTS_GET_INDEX_GET_REMOVE"] = "get and remove";
+Blockly.Msg["LISTS_GET_INDEX_LAST"] = "last";
+Blockly.Msg["LISTS_GET_INDEX_RANDOM"] = "random";
+Blockly.Msg["LISTS_GET_INDEX_REMOVE"] = "remove";
+Blockly.Msg["LISTS_GET_INDEX_TAIL"] = "";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_FIRST"] = "Returns the first item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_FROM"] = "Returns the item at the specified position in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_LAST"] = "Returns the last item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_RANDOM"] = "Returns a random item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST"] = "Removes and returns the first item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM"] = "Removes and returns the item at the specified position in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_LAST"] = "Removes and returns the last item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM"] = "Removes and returns a random item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST"] = "Removes the first item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM"] = "Removes the item at the specified position in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST"] = "Removes the last item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM"] = "Removes a random item in a list.";
+Blockly.Msg["LISTS_GET_SUBLIST_END_FROM_END"] = "to # from end";
+Blockly.Msg["LISTS_GET_SUBLIST_END_FROM_START"] = "to #";
+Blockly.Msg["LISTS_GET_SUBLIST_END_LAST"] = "to last";
+Blockly.Msg["LISTS_GET_SUBLIST_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#getting-a-sublist";
+Blockly.Msg["LISTS_GET_SUBLIST_START_FIRST"] = "get sub-list from first";
+Blockly.Msg["LISTS_GET_SUBLIST_START_FROM_END"] = "get sub-list from # from end";
+Blockly.Msg["LISTS_GET_SUBLIST_START_FROM_START"] = "get sub-list from #";
+Blockly.Msg["LISTS_GET_SUBLIST_TAIL"] = "";
+Blockly.Msg["LISTS_GET_SUBLIST_TOOLTIP"] = "Creates a copy of the specified portion of a list.";
+Blockly.Msg["LISTS_INDEX_FROM_END_TOOLTIP"] = "%1 is the last item.";
+Blockly.Msg["LISTS_INDEX_FROM_START_TOOLTIP"] = "%1 is the first item.";
+Blockly.Msg["LISTS_INDEX_OF_FIRST"] = "find first occurrence of item";
+Blockly.Msg["LISTS_INDEX_OF_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#getting-items-from-a-list";
+Blockly.Msg["LISTS_INDEX_OF_LAST"] = "find last occurrence of item";
+Blockly.Msg["LISTS_INDEX_OF_TOOLTIP"] = "Returns the index of the first/last occurrence of the item in the list. Returns %1 if item is not found.";
+Blockly.Msg["LISTS_INLIST"] = "in list";
+Blockly.Msg["LISTS_ISEMPTY_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#is-empty";
+Blockly.Msg["LISTS_ISEMPTY_TITLE"] = "%1 is empty";
+Blockly.Msg["LISTS_ISEMPTY_TOOLTIP"] = "Returns true if the list is empty.";
+Blockly.Msg["LISTS_LENGTH_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#length-of";
+Blockly.Msg["LISTS_LENGTH_TITLE"] = "length of %1";
+Blockly.Msg["LISTS_LENGTH_TOOLTIP"] = "Returns the length of a list.";
+Blockly.Msg["LISTS_REPEAT_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#create-list-with";
+Blockly.Msg["LISTS_REPEAT_TITLE"] = "create list with item %1 repeated %2 times";
+Blockly.Msg["LISTS_REPEAT_TOOLTIP"] = "Creates a list consisting of the given value repeated the specified number of times.";
+Blockly.Msg["LISTS_REVERSE_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#reversing-a-list";
+Blockly.Msg["LISTS_REVERSE_MESSAGE0"] = "reverse %1";
+Blockly.Msg["LISTS_REVERSE_TOOLTIP"] = "Reverse a copy of a list.";
+Blockly.Msg["LISTS_SET_INDEX_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#in-list--set";
+Blockly.Msg["LISTS_SET_INDEX_INPUT_TO"] = "as";
+Blockly.Msg["LISTS_SET_INDEX_INSERT"] = "insert at";
+Blockly.Msg["LISTS_SET_INDEX_SET"] = "set";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST"] = "Inserts the item at the start of a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_INSERT_FROM"] = "Inserts the item at the specified position in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_INSERT_LAST"] = "Append the item to the end of a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM"] = "Inserts the item randomly in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_SET_FIRST"] = "Sets the first item in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_SET_FROM"] = "Sets the item at the specified position in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_SET_LAST"] = "Sets the last item in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_SET_RANDOM"] = "Sets a random item in a list.";
+Blockly.Msg["LISTS_SORT_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#sorting-a-list";
+Blockly.Msg["LISTS_SORT_ORDER_ASCENDING"] = "ascending";
+Blockly.Msg["LISTS_SORT_ORDER_DESCENDING"] = "descending";
+Blockly.Msg["LISTS_SORT_TITLE"] = "sort %1 %2 %3";
+Blockly.Msg["LISTS_SORT_TOOLTIP"] = "Sort a copy of a list.";
+Blockly.Msg["LISTS_SORT_TYPE_IGNORECASE"] = "alphabetic, ignore case";
+Blockly.Msg["LISTS_SORT_TYPE_NUMERIC"] = "numeric";
+Blockly.Msg["LISTS_SORT_TYPE_TEXT"] = "alphabetic";
+Blockly.Msg["LISTS_SPLIT_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#splitting-strings-and-joining-lists";
+Blockly.Msg["LISTS_SPLIT_LIST_FROM_TEXT"] = "make list from text";
+Blockly.Msg["LISTS_SPLIT_TEXT_FROM_LIST"] = "make text from list";
+Blockly.Msg["LISTS_SPLIT_TOOLTIP_JOIN"] = "Join a list of texts into one text, separated by a delimiter.";
+Blockly.Msg["LISTS_SPLIT_TOOLTIP_SPLIT"] = "Split text into a list of texts, breaking at each delimiter.";
+Blockly.Msg["LISTS_SPLIT_WITH_DELIMITER"] = "with delimiter";
+Blockly.Msg["LOGIC_BOOLEAN_FALSE"] = "false";
+Blockly.Msg["LOGIC_BOOLEAN_HELPURL"] = "https://github.com/google/blockly/wiki/Logic#values";
+Blockly.Msg["LOGIC_BOOLEAN_TOOLTIP"] = "Returns either true or false.";
+Blockly.Msg["LOGIC_BOOLEAN_TRUE"] = "true";
+Blockly.Msg["LOGIC_COMPARE_HELPURL"] = "https://en.wikipedia.org/wiki/Inequality_(mathematics)";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_EQ"] = "Return true if both inputs equal each other.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_GT"] = "Return true if the first input is greater than the second input.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_GTE"] = "Return true if the first input is greater than or equal to the second input.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_LT"] = "Return true if the first input is smaller than the second input.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_LTE"] = "Return true if the first input is smaller than or equal to the second input.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_NEQ"] = "Return true if both inputs are not equal to each other.";
+Blockly.Msg["LOGIC_NEGATE_HELPURL"] = "https://github.com/google/blockly/wiki/Logic#not";
+Blockly.Msg["LOGIC_NEGATE_TITLE"] = "not %1";
+Blockly.Msg["LOGIC_NEGATE_TOOLTIP"] = "Returns true if the input is false. Returns false if the input is true.";
+Blockly.Msg["LOGIC_NULL"] = "null";
+Blockly.Msg["LOGIC_NULL_HELPURL"] = "https://en.wikipedia.org/wiki/Nullable_type";
+Blockly.Msg["LOGIC_NULL_TOOLTIP"] = "Returns null.";
+Blockly.Msg["LOGIC_OPERATION_AND"] = "and";
+Blockly.Msg["LOGIC_OPERATION_HELPURL"] = "https://github.com/google/blockly/wiki/Logic#logical-operations";
+Blockly.Msg["LOGIC_OPERATION_OR"] = "or";
+Blockly.Msg["LOGIC_OPERATION_TOOLTIP_AND"] = "Return true if both inputs are true.";
+Blockly.Msg["LOGIC_OPERATION_TOOLTIP_OR"] = "Return true if at least one of the inputs is true.";
+Blockly.Msg["LOGIC_TERNARY_CONDITION"] = "test";
+Blockly.Msg["LOGIC_TERNARY_HELPURL"] = "https://en.wikipedia.org/wiki/%3F:";
+Blockly.Msg["LOGIC_TERNARY_IF_FALSE"] = "if false";
+Blockly.Msg["LOGIC_TERNARY_IF_TRUE"] = "if true";
+Blockly.Msg["LOGIC_TERNARY_TOOLTIP"] = "Check the condition in 'test'. If the condition is true, returns the 'if true' value; otherwise returns the 'if false' value.";
+Blockly.Msg["MATH_ADDITION_SYMBOL"] = "+";
+Blockly.Msg["MATH_ARITHMETIC_HELPURL"] = "https://en.wikipedia.org/wiki/Arithmetic";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_ADD"] = "Return the sum of the two numbers.";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_DIVIDE"] = "Return the quotient of the two numbers.";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_MINUS"] = "Return the difference of the two numbers.";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_MULTIPLY"] = "Return the product of the two numbers.";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_POWER"] = "Return the first number raised to the power of the second number.";
+Blockly.Msg["MATH_ATAN2_HELPURL"] = "https://en.wikipedia.org/wiki/Atan2";
+Blockly.Msg["MATH_ATAN2_TITLE"] = "atan2 of X:%1 Y:%2";
+Blockly.Msg["MATH_ATAN2_TOOLTIP"] = "Return the arctangent of point (X, Y) in degrees from -180 to 180.";
+Blockly.Msg["MATH_CHANGE_HELPURL"] = "https://en.wikipedia.org/wiki/Programming_idiom#Incrementing_a_counter";
+Blockly.Msg["MATH_CHANGE_TITLE"] = "change %1 by %2";
+Blockly.Msg["MATH_CHANGE_TOOLTIP"] = "Add a number to variable '%1'.";
+Blockly.Msg["MATH_CONSTANT_HELPURL"] = "https://en.wikipedia.org/wiki/Mathematical_constant";
+Blockly.Msg["MATH_CONSTANT_TOOLTIP"] = "Return one of the common constants: π (3.141…), e (2.718…), φ (1.618…), sqrt(2) (1.414…), sqrt(½) (0.707…), or ∞ (infinity).";
+Blockly.Msg["MATH_CONSTRAIN_HELPURL"] = "https://en.wikipedia.org/wiki/Clamping_(graphics)";
+Blockly.Msg["MATH_CONSTRAIN_TITLE"] = "constrain %1 low %2 high %3";
+Blockly.Msg["MATH_CONSTRAIN_TOOLTIP"] = "Constrain a number to be between the specified limits (inclusive).";
+Blockly.Msg["MATH_DIVISION_SYMBOL"] = "÷";
+Blockly.Msg["MATH_IS_DIVISIBLE_BY"] = "is divisible by";
+Blockly.Msg["MATH_IS_EVEN"] = "is even";
+Blockly.Msg["MATH_IS_NEGATIVE"] = "is negative";
+Blockly.Msg["MATH_IS_ODD"] = "is odd";
+Blockly.Msg["MATH_IS_POSITIVE"] = "is positive";
+Blockly.Msg["MATH_IS_PRIME"] = "is prime";
+Blockly.Msg["MATH_IS_TOOLTIP"] = "Check if a number is an even, odd, prime, whole, positive, negative, or if it is divisible by certain number. Returns true or false.";
+Blockly.Msg["MATH_IS_WHOLE"] = "is whole";
+Blockly.Msg["MATH_MODULO_HELPURL"] = "https://en.wikipedia.org/wiki/Modulo_operation";
+Blockly.Msg["MATH_MODULO_TITLE"] = "remainder of %1 ÷ %2";
+Blockly.Msg["MATH_MODULO_TOOLTIP"] = "Return the remainder from dividing the two numbers.";
+Blockly.Msg["MATH_MULTIPLICATION_SYMBOL"] = "×";
+Blockly.Msg["MATH_NUMBER_HELPURL"] = "https://en.wikipedia.org/wiki/Number";
+Blockly.Msg["MATH_NUMBER_TOOLTIP"] = "A number.";
+Blockly.Msg["MATH_ONLIST_HELPURL"] = "";
+Blockly.Msg["MATH_ONLIST_OPERATOR_AVERAGE"] = "average of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_MAX"] = "max of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_MEDIAN"] = "median of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_MIN"] = "min of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_MODE"] = "modes of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_RANDOM"] = "random item of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_STD_DEV"] = "standard deviation of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_SUM"] = "sum of list";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_AVERAGE"] = "Return the average (arithmetic mean) of the numeric values in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_MAX"] = "Return the largest number in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_MEDIAN"] = "Return the median number in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_MIN"] = "Return the smallest number in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_MODE"] = "Return a list of the most common item(s) in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_RANDOM"] = "Return a random element from the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_STD_DEV"] = "Return the standard deviation of the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_SUM"] = "Return the sum of all the numbers in the list.";
+Blockly.Msg["MATH_POWER_SYMBOL"] = "^";
+Blockly.Msg["MATH_RANDOM_FLOAT_HELPURL"] = "https://en.wikipedia.org/wiki/Random_number_generation";
+Blockly.Msg["MATH_RANDOM_FLOAT_TITLE_RANDOM"] = "random fraction";
+Blockly.Msg["MATH_RANDOM_FLOAT_TOOLTIP"] = "Return a random fraction between 0.0 (inclusive) and 1.0 (exclusive).";
+Blockly.Msg["MATH_RANDOM_INT_HELPURL"] = "https://en.wikipedia.org/wiki/Random_number_generation";
+Blockly.Msg["MATH_RANDOM_INT_TITLE"] = "random integer from %1 to %2";
+Blockly.Msg["MATH_RANDOM_INT_TOOLTIP"] = "Return a random integer between the two specified limits, inclusive.";
+Blockly.Msg["MATH_ROUND_HELPURL"] = "https://en.wikipedia.org/wiki/Rounding";
+Blockly.Msg["MATH_ROUND_OPERATOR_ROUND"] = "round";
+Blockly.Msg["MATH_ROUND_OPERATOR_ROUNDDOWN"] = "round down";
+Blockly.Msg["MATH_ROUND_OPERATOR_ROUNDUP"] = "round up";
+Blockly.Msg["MATH_ROUND_TOOLTIP"] = "Round a number up or down.";
+Blockly.Msg["MATH_SINGLE_HELPURL"] = "https://en.wikipedia.org/wiki/Square_root";
+Blockly.Msg["MATH_SINGLE_OP_ABSOLUTE"] = "absolute";
+Blockly.Msg["MATH_SINGLE_OP_ROOT"] = "square root";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_ABS"] = "Return the absolute value of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_EXP"] = "Return e to the power of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_LN"] = "Return the natural logarithm of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_LOG10"] = "Return the base 10 logarithm of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_NEG"] = "Return the negation of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_POW10"] = "Return 10 to the power of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_ROOT"] = "Return the square root of a number.";
+Blockly.Msg["MATH_SUBTRACTION_SYMBOL"] = "-";
+Blockly.Msg["MATH_TRIG_ACOS"] = "acos";
+Blockly.Msg["MATH_TRIG_ASIN"] = "asin";
+Blockly.Msg["MATH_TRIG_ATAN"] = "atan";
+Blockly.Msg["MATH_TRIG_COS"] = "cos";
+Blockly.Msg["MATH_TRIG_HELPURL"] = "https://en.wikipedia.org/wiki/Trigonometric_functions";
+Blockly.Msg["MATH_TRIG_SIN"] = "sin";
+Blockly.Msg["MATH_TRIG_TAN"] = "tan";
+Blockly.Msg["MATH_TRIG_TOOLTIP_ACOS"] = "Return the arccosine of a number.";
+Blockly.Msg["MATH_TRIG_TOOLTIP_ASIN"] = "Return the arcsine of a number.";
+Blockly.Msg["MATH_TRIG_TOOLTIP_ATAN"] = "Return the arctangent of a number.";
+Blockly.Msg["MATH_TRIG_TOOLTIP_COS"] = "Return the cosine of a degree (not radian).";
+Blockly.Msg["MATH_TRIG_TOOLTIP_SIN"] = "Return the sine of a degree (not radian).";
+Blockly.Msg["MATH_TRIG_TOOLTIP_TAN"] = "Return the tangent of a degree (not radian).";
+Blockly.Msg["NEW_COLOUR_VARIABLE"] = "Create colour variable...";
+Blockly.Msg["NEW_NUMBER_VARIABLE"] = "Create number variable...";
+Blockly.Msg["NEW_STRING_VARIABLE"] = "Create string variable...";
+Blockly.Msg["NEW_VARIABLE"] = "Create variable...";
+Blockly.Msg["NEW_VARIABLE_TITLE"] = "New variable name:";
+Blockly.Msg["NEW_VARIABLE_TYPE_TITLE"] = "New variable type:";
+Blockly.Msg["ORDINAL_NUMBER_SUFFIX"] = "";
+Blockly.Msg["PROCEDURES_ALLOW_STATEMENTS"] = "allow statements";
+Blockly.Msg["PROCEDURES_BEFORE_PARAMS"] = "with:";
+Blockly.Msg["PROCEDURES_CALLNORETURN_HELPURL"] = "https://en.wikipedia.org/wiki/Subroutine";
+Blockly.Msg["PROCEDURES_CALLNORETURN_TOOLTIP"] = "Run the user-defined function '%1'.";
+Blockly.Msg["PROCEDURES_CALLRETURN_HELPURL"] = "https://en.wikipedia.org/wiki/Subroutine";
+Blockly.Msg["PROCEDURES_CALLRETURN_TOOLTIP"] = "Run the user-defined function '%1' and use its output.";
+Blockly.Msg["PROCEDURES_CALL_BEFORE_PARAMS"] = "with:";
+Blockly.Msg["PROCEDURES_CREATE_DO"] = "Create '%1'";
+Blockly.Msg["PROCEDURES_DEFNORETURN_COMMENT"] = "Describe this function...";
+Blockly.Msg["PROCEDURES_DEFNORETURN_DO"] = "";
+Blockly.Msg["PROCEDURES_DEFNORETURN_HELPURL"] = "https://en.wikipedia.org/wiki/Subroutine";
+Blockly.Msg["PROCEDURES_DEFNORETURN_PROCEDURE"] = "do something";
+Blockly.Msg["PROCEDURES_DEFNORETURN_TITLE"] = "to";
+Blockly.Msg["PROCEDURES_DEFNORETURN_TOOLTIP"] = "Creates a function with no output.";
+Blockly.Msg["PROCEDURES_DEFRETURN_HELPURL"] = "https://en.wikipedia.org/wiki/Subroutine";
+Blockly.Msg["PROCEDURES_DEFRETURN_RETURN"] = "return";
+Blockly.Msg["PROCEDURES_DEFRETURN_TOOLTIP"] = "Creates a function with an output.";
+Blockly.Msg["PROCEDURES_DEF_DUPLICATE_WARNING"] = "Warning: This function has duplicate parameters.";
+Blockly.Msg["PROCEDURES_HIGHLIGHT_DEF"] = "Highlight function definition";
+Blockly.Msg["PROCEDURES_IFRETURN_HELPURL"] = "http://c2.com/cgi/wiki?GuardClause";
+Blockly.Msg["PROCEDURES_IFRETURN_TOOLTIP"] = "If a value is true, then return a second value.";
+Blockly.Msg["PROCEDURES_IFRETURN_WARNING"] = "Warning: This block may be used only within a function definition.";
+Blockly.Msg["PROCEDURES_MUTATORARG_TITLE"] = "input name:";
+Blockly.Msg["PROCEDURES_MUTATORARG_TOOLTIP"] = "Add an input to the function.";
+Blockly.Msg["PROCEDURES_MUTATORCONTAINER_TITLE"] = "inputs";
+Blockly.Msg["PROCEDURES_MUTATORCONTAINER_TOOLTIP"] = "Add, remove, or reorder inputs to this function.";
+Blockly.Msg["REDO"] = "Redo";
+Blockly.Msg["REMOVE_COMMENT"] = "Remove Comment";
+Blockly.Msg["RENAME_VARIABLE"] = "Rename variable...";
+Blockly.Msg["RENAME_VARIABLE_TITLE"] = "Rename all '%1' variables to:";
+Blockly.Msg["TEXT_APPEND_HELPURL"] = "https://github.com/google/blockly/wiki/Text#text-modification";
+Blockly.Msg["TEXT_APPEND_TITLE"] = "to %1 append text %2";
+Blockly.Msg["TEXT_APPEND_TOOLTIP"] = "Append some text to variable '%1'.";
+Blockly.Msg["TEXT_CHANGECASE_HELPURL"] = "https://github.com/google/blockly/wiki/Text#adjusting-text-case";
+Blockly.Msg["TEXT_CHANGECASE_OPERATOR_LOWERCASE"] = "to lower case";
+Blockly.Msg["TEXT_CHANGECASE_OPERATOR_TITLECASE"] = "to Title Case";
+Blockly.Msg["TEXT_CHANGECASE_OPERATOR_UPPERCASE"] = "to UPPER CASE";
+Blockly.Msg["TEXT_CHANGECASE_TOOLTIP"] = "Return a copy of the text in a different case.";
+Blockly.Msg["TEXT_CHARAT_FIRST"] = "get first letter";
+Blockly.Msg["TEXT_CHARAT_FROM_END"] = "get letter # from end";
+Blockly.Msg["TEXT_CHARAT_FROM_START"] = "get letter #";
+Blockly.Msg["TEXT_CHARAT_HELPURL"] = "https://github.com/google/blockly/wiki/Text#extracting-text";
+Blockly.Msg["TEXT_CHARAT_LAST"] = "get last letter";
+Blockly.Msg["TEXT_CHARAT_RANDOM"] = "get random letter";
+Blockly.Msg["TEXT_CHARAT_TAIL"] = "";
+Blockly.Msg["TEXT_CHARAT_TITLE"] = "in text %1 %2";
+Blockly.Msg["TEXT_CHARAT_TOOLTIP"] = "Returns the letter at the specified position.";
+Blockly.Msg["TEXT_COUNT_HELPURL"] = "https://github.com/google/blockly/wiki/Text#counting-substrings";
+Blockly.Msg["TEXT_COUNT_MESSAGE0"] = "count %1 in %2";
+Blockly.Msg["TEXT_COUNT_TOOLTIP"] = "Count how many times some text occurs within some other text.";
+Blockly.Msg["TEXT_CREATE_JOIN_ITEM_TOOLTIP"] = "Add an item to the text.";
+Blockly.Msg["TEXT_CREATE_JOIN_TITLE_JOIN"] = "join";
+Blockly.Msg["TEXT_CREATE_JOIN_TOOLTIP"] = "Add, remove, or reorder sections to reconfigure this text block.";
+Blockly.Msg["TEXT_GET_SUBSTRING_END_FROM_END"] = "to letter # from end";
+Blockly.Msg["TEXT_GET_SUBSTRING_END_FROM_START"] = "to letter #";
+Blockly.Msg["TEXT_GET_SUBSTRING_END_LAST"] = "to last letter";
+Blockly.Msg["TEXT_GET_SUBSTRING_HELPURL"] = "https://github.com/google/blockly/wiki/Text#extracting-a-region-of-text";
+Blockly.Msg["TEXT_GET_SUBSTRING_INPUT_IN_TEXT"] = "in text";
+Blockly.Msg["TEXT_GET_SUBSTRING_START_FIRST"] = "get substring from first letter";
+Blockly.Msg["TEXT_GET_SUBSTRING_START_FROM_END"] = "get substring from letter # from end";
+Blockly.Msg["TEXT_GET_SUBSTRING_START_FROM_START"] = "get substring from letter #";
+Blockly.Msg["TEXT_GET_SUBSTRING_TAIL"] = "";
+Blockly.Msg["TEXT_GET_SUBSTRING_TOOLTIP"] = "Returns a specified portion of the text.";
+Blockly.Msg["TEXT_INDEXOF_HELPURL"] = "https://github.com/google/blockly/wiki/Text#finding-text";
+Blockly.Msg["TEXT_INDEXOF_OPERATOR_FIRST"] = "find first occurrence of text";
+Blockly.Msg["TEXT_INDEXOF_OPERATOR_LAST"] = "find last occurrence of text";
+Blockly.Msg["TEXT_INDEXOF_TITLE"] = "in text %1 %2 %3";
+Blockly.Msg["TEXT_INDEXOF_TOOLTIP"] = "Returns the index of the first/last occurrence of the first text in the second text. Returns %1 if text is not found.";
+Blockly.Msg["TEXT_ISEMPTY_HELPURL"] = "https://github.com/google/blockly/wiki/Text#checking-for-empty-text";
+Blockly.Msg["TEXT_ISEMPTY_TITLE"] = "%1 is empty";
+Blockly.Msg["TEXT_ISEMPTY_TOOLTIP"] = "Returns true if the provided text is empty.";
+Blockly.Msg["TEXT_JOIN_HELPURL"] = "https://github.com/google/blockly/wiki/Text#text-creation";
+Blockly.Msg["TEXT_JOIN_TITLE_CREATEWITH"] = "create text with";
+Blockly.Msg["TEXT_JOIN_TOOLTIP"] = "Create a piece of text by joining together any number of items.";
+Blockly.Msg["TEXT_LENGTH_HELPURL"] = "https://github.com/google/blockly/wiki/Text#text-modification";
+Blockly.Msg["TEXT_LENGTH_TITLE"] = "length of %1";
+Blockly.Msg["TEXT_LENGTH_TOOLTIP"] = "Returns the number of letters (including spaces) in the provided text.";
+Blockly.Msg["TEXT_PRINT_HELPURL"] = "https://github.com/google/blockly/wiki/Text#printing-text";
+Blockly.Msg["TEXT_PRINT_TITLE"] = "print %1";
+Blockly.Msg["TEXT_PRINT_TOOLTIP"] = "Print the specified text, number or other value.";
+Blockly.Msg["TEXT_PROMPT_HELPURL"] = "https://github.com/google/blockly/wiki/Text#getting-input-from-the-user";
+Blockly.Msg["TEXT_PROMPT_TOOLTIP_NUMBER"] = "Prompt for user for a number.";
+Blockly.Msg["TEXT_PROMPT_TOOLTIP_TEXT"] = "Prompt for user for some text.";
+Blockly.Msg["TEXT_PROMPT_TYPE_NUMBER"] = "prompt for number with message";
+Blockly.Msg["TEXT_PROMPT_TYPE_TEXT"] = "prompt for text with message";
+Blockly.Msg["TEXT_REPLACE_HELPURL"] = "https://github.com/google/blockly/wiki/Text#replacing-substrings";
+Blockly.Msg["TEXT_REPLACE_MESSAGE0"] = "replace %1 with %2 in %3";
+Blockly.Msg["TEXT_REPLACE_TOOLTIP"] = "Replace all occurances of some text within some other text.";
+Blockly.Msg["TEXT_REVERSE_HELPURL"] = "https://github.com/google/blockly/wiki/Text#reversing-text";
+Blockly.Msg["TEXT_REVERSE_MESSAGE0"] = "reverse %1";
+Blockly.Msg["TEXT_REVERSE_TOOLTIP"] = "Reverses the order of the characters in the text.";
+Blockly.Msg["TEXT_TEXT_HELPURL"] = "https://en.wikipedia.org/wiki/String_(computer_science)";
+Blockly.Msg["TEXT_TEXT_TOOLTIP"] = "A letter, word, or line of text.";
+Blockly.Msg["TEXT_TRIM_HELPURL"] = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";
+Blockly.Msg["TEXT_TRIM_OPERATOR_BOTH"] = "trim spaces from both sides of";
+Blockly.Msg["TEXT_TRIM_OPERATOR_LEFT"] = "trim spaces from left side of";
+Blockly.Msg["TEXT_TRIM_OPERATOR_RIGHT"] = "trim spaces from right side of";
+Blockly.Msg["TEXT_TRIM_TOOLTIP"] = "Return a copy of the text with spaces removed from one or both ends.";
+Blockly.Msg["TODAY"] = "Today";
+Blockly.Msg["UNDO"] = "Undo";
+Blockly.Msg["UNNAMED_KEY"] = "unnamed";
+Blockly.Msg["VARIABLES_DEFAULT_NAME"] = "item";
+Blockly.Msg["VARIABLES_GET_CREATE_SET"] = "Create 'set %1'";
+Blockly.Msg["VARIABLES_GET_HELPURL"] = "https://github.com/google/blockly/wiki/Variables#get";
+Blockly.Msg["VARIABLES_GET_TOOLTIP"] = "Returns the value of this variable.";
+Blockly.Msg["VARIABLES_SET"] = "set %1 to %2";
+Blockly.Msg["VARIABLES_SET_CREATE_GET"] = "Create 'get %1'";
+Blockly.Msg["VARIABLES_SET_HELPURL"] = "https://github.com/google/blockly/wiki/Variables#set";
+Blockly.Msg["VARIABLES_SET_TOOLTIP"] = "Sets this variable to be equal to the input.";
+Blockly.Msg["VARIABLE_ALREADY_EXISTS"] = "A variable named '%1' already exists.";
+Blockly.Msg["VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE"] = "A variable named '%1' already exists for another type: '%2'.";
+Blockly.Msg["WORKSPACE_ARIA_LABEL"] = "Blockly Workspace";
+Blockly.Msg["WORKSPACE_COMMENT_DEFAULT_TEXT"] = "Say something...";
+Blockly.Msg["CONTROLS_FOREACH_INPUT_DO"] = Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"];
+Blockly.Msg["CONTROLS_FOR_INPUT_DO"] = Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"];
+Blockly.Msg["CONTROLS_IF_ELSEIF_TITLE_ELSEIF"] = Blockly.Msg["CONTROLS_IF_MSG_ELSEIF"];
+Blockly.Msg["CONTROLS_IF_ELSE_TITLE_ELSE"] = Blockly.Msg["CONTROLS_IF_MSG_ELSE"];
+Blockly.Msg["CONTROLS_IF_IF_TITLE_IF"] = Blockly.Msg["CONTROLS_IF_MSG_IF"];
+Blockly.Msg["CONTROLS_IF_MSG_THEN"] = Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"];
+Blockly.Msg["CONTROLS_WHILEUNTIL_INPUT_DO"] = Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"];
+Blockly.Msg["LISTS_CREATE_WITH_ITEM_TITLE"] = Blockly.Msg["VARIABLES_DEFAULT_NAME"];
+Blockly.Msg["LISTS_GET_INDEX_HELPURL"] = Blockly.Msg["LISTS_INDEX_OF_HELPURL"];
+Blockly.Msg["LISTS_GET_INDEX_INPUT_IN_LIST"] = Blockly.Msg["LISTS_INLIST"];
+Blockly.Msg["LISTS_GET_SUBLIST_INPUT_IN_LIST"] = Blockly.Msg["LISTS_INLIST"];
+Blockly.Msg["LISTS_INDEX_OF_INPUT_IN_LIST"] = Blockly.Msg["LISTS_INLIST"];
+Blockly.Msg["LISTS_SET_INDEX_INPUT_IN_LIST"] = Blockly.Msg["LISTS_INLIST"];
+Blockly.Msg["MATH_CHANGE_TITLE_ITEM"] = Blockly.Msg["VARIABLES_DEFAULT_NAME"];
+Blockly.Msg["PROCEDURES_DEFRETURN_COMMENT"] = Blockly.Msg["PROCEDURES_DEFNORETURN_COMMENT"];
+Blockly.Msg["PROCEDURES_DEFRETURN_DO"] = Blockly.Msg["PROCEDURES_DEFNORETURN_DO"];
+Blockly.Msg["PROCEDURES_DEFRETURN_PROCEDURE"] = Blockly.Msg["PROCEDURES_DEFNORETURN_PROCEDURE"];
+Blockly.Msg["PROCEDURES_DEFRETURN_TITLE"] = Blockly.Msg["PROCEDURES_DEFNORETURN_TITLE"];
+Blockly.Msg["TEXT_APPEND_VARIABLE"] = Blockly.Msg["VARIABLES_DEFAULT_NAME"];
+Blockly.Msg["TEXT_CREATE_JOIN_ITEM_TITLE_ITEM"] = Blockly.Msg["VARIABLES_DEFAULT_NAME"];
+
+Blockly.Msg["MATH_HUE"] = "230";
+Blockly.Msg["LOOPS_HUE"] = "120";
+Blockly.Msg["LISTS_HUE"] = "260";
+Blockly.Msg["LOGIC_HUE"] = "210";
+Blockly.Msg["VARIABLES_HUE"] = "330";
+Blockly.Msg["TEXTS_HUE"] = "160";
+Blockly.Msg["PROCEDURES_HUE"] = "290";
+Blockly.Msg["COLOUR_HUE"] = "20";
+Blockly.Msg["VARIABLES_DYNAMIC_HUE"] = "310";
\ No newline at end of file
diff --git a/lib/blockly/python_compressed.js b/lib/blockly/python_compressed.js
new file mode 100644
index 0000000..01398bd
--- /dev/null
+++ b/lib/blockly/python_compressed.js
@@ -0,0 +1,85 @@
+// Do not edit this file; automatically generated by gulp.
+'use strict';
+
+
+Blockly.Python=new Blockly.Generator("Python");Blockly.Python.addReservedWords("False,None,True,and,as,assert,break,class,continue,def,del,elif,else,except,exec,finally,for,from,global,if,import,in,is,lambda,nonlocal,not,or,pass,print,raise,return,try,while,with,yield,NotImplemented,Ellipsis,__debug__,quit,exit,copyright,license,credits,ArithmeticError,AssertionError,AttributeError,BaseException,BlockingIOError,BrokenPipeError,BufferError,BytesWarning,ChildProcessError,ConnectionAbortedError,ConnectionError,ConnectionRefusedError,ConnectionResetError,DeprecationWarning,EOFError,Ellipsis,EnvironmentError,Exception,FileExistsError,FileNotFoundError,FloatingPointError,FutureWarning,GeneratorExit,IOError,ImportError,ImportWarning,IndentationError,IndexError,InterruptedError,IsADirectoryError,KeyError,KeyboardInterrupt,LookupError,MemoryError,ModuleNotFoundError,NameError,NotADirectoryError,NotImplemented,NotImplementedError,OSError,OverflowError,PendingDeprecationWarning,PermissionError,ProcessLookupError,RecursionError,ReferenceError,ResourceWarning,RuntimeError,RuntimeWarning,StandardError,StopAsyncIteration,StopIteration,SyntaxError,SyntaxWarning,SystemError,SystemExit,TabError,TimeoutError,TypeError,UnboundLocalError,UnicodeDecodeError,UnicodeEncodeError,UnicodeError,UnicodeTranslateError,UnicodeWarning,UserWarning,ValueError,Warning,ZeroDivisionError,_,__build_class__,__debug__,__doc__,__import__,__loader__,__name__,__package__,__spec__,abs,all,any,apply,ascii,basestring,bin,bool,buffer,bytearray,bytes,callable,chr,classmethod,cmp,coerce,compile,complex,copyright,credits,delattr,dict,dir,divmod,enumerate,eval,exec,execfile,exit,file,filter,float,format,frozenset,getattr,globals,hasattr,hash,help,hex,id,input,int,intern,isinstance,issubclass,iter,len,license,list,locals,long,map,max,memoryview,min,next,object,oct,open,ord,pow,print,property,quit,range,raw_input,reduce,reload,repr,reversed,round,set,setattr,slice,sorted,staticmethod,str,sum,super,tuple,type,unichr,unicode,vars,xrange,zip");
+Blockly.Python.ORDER_ATOMIC=0;Blockly.Python.ORDER_COLLECTION=1;Blockly.Python.ORDER_STRING_CONVERSION=1;Blockly.Python.ORDER_MEMBER=2.1;Blockly.Python.ORDER_FUNCTION_CALL=2.2;Blockly.Python.ORDER_EXPONENTIATION=3;Blockly.Python.ORDER_UNARY_SIGN=4;Blockly.Python.ORDER_BITWISE_NOT=4;Blockly.Python.ORDER_MULTIPLICATIVE=5;Blockly.Python.ORDER_ADDITIVE=6;Blockly.Python.ORDER_BITWISE_SHIFT=7;Blockly.Python.ORDER_BITWISE_AND=8;Blockly.Python.ORDER_BITWISE_XOR=9;Blockly.Python.ORDER_BITWISE_OR=10;
+Blockly.Python.ORDER_RELATIONAL=11;Blockly.Python.ORDER_LOGICAL_NOT=12;Blockly.Python.ORDER_LOGICAL_AND=13;Blockly.Python.ORDER_LOGICAL_OR=14;Blockly.Python.ORDER_CONDITIONAL=15;Blockly.Python.ORDER_LAMBDA=16;Blockly.Python.ORDER_NONE=99;
+Blockly.Python.ORDER_OVERRIDES=[[Blockly.Python.ORDER_FUNCTION_CALL,Blockly.Python.ORDER_MEMBER],[Blockly.Python.ORDER_FUNCTION_CALL,Blockly.Python.ORDER_FUNCTION_CALL],[Blockly.Python.ORDER_MEMBER,Blockly.Python.ORDER_MEMBER],[Blockly.Python.ORDER_MEMBER,Blockly.Python.ORDER_FUNCTION_CALL],[Blockly.Python.ORDER_LOGICAL_NOT,Blockly.Python.ORDER_LOGICAL_NOT],[Blockly.Python.ORDER_LOGICAL_AND,Blockly.Python.ORDER_LOGICAL_AND],[Blockly.Python.ORDER_LOGICAL_OR,Blockly.Python.ORDER_LOGICAL_OR]];
+Blockly.Python.init=function(a){Blockly.Python.PASS=this.INDENT+"pass\n";Blockly.Python.definitions_=Object.create(null);Blockly.Python.functionNames_=Object.create(null);Blockly.Python.variableDB_?Blockly.Python.variableDB_.reset():Blockly.Python.variableDB_=new Blockly.Names(Blockly.Python.RESERVED_WORDS_);Blockly.Python.variableDB_.setVariableMap(a.getVariableMap());for(var b=[],c=Blockly.Variables.allDeveloperVariables(a),d=0;d<c.length;d++)b.push(Blockly.Python.variableDB_.getName(c[d],Blockly.Names.DEVELOPER_VARIABLE_TYPE)+
+" = None");a=Blockly.Variables.allUsedVarModels(a);for(d=0;d<a.length;d++)b.push(Blockly.Python.variableDB_.getName(a[d].getId(),Blockly.VARIABLE_CATEGORY_NAME)+" = None");Blockly.Python.definitions_.variables=b.join("\n")};
+Blockly.Python.finish=function(a){var b=[],c=[],d;for(d in Blockly.Python.definitions_){var e=Blockly.Python.definitions_[d];e.match(/^(from\s+\S+\s+)?import\s+\S+/)?b.push(e):c.push(e)}delete Blockly.Python.definitions_;delete Blockly.Python.functionNames_;Blockly.Python.variableDB_.reset();return(b.join("\n")+"\n\n"+c.join("\n\n")).replace(/\n\n+/g,"\n\n").replace(/\n*$/,"\n\n\n")+a};Blockly.Python.scrubNakedValue=function(a){return a+"\n"};
+Blockly.Python.quote_=function(a){a=a.replace(/\\/g,"\\\\").replace(/\n/g,"\\\n");var b="'";-1!==a.indexOf("'")&&(-1===a.indexOf('"')?b='"':a=a.replace(/'/g,"\\'"));return b+a+b};Blockly.Python.multiline_quote_=function(a){a=a.replace(/'''/g,"\\'\\'\\'");return"'''"+a+"'''"};
+Blockly.Python.scrub_=function(a,b,c){var d="";if(!a.outputConnection||!a.outputConnection.targetConnection){var e=a.getCommentText();e&&(e=Blockly.utils.string.wrap(e,Blockly.Python.COMMENT_WRAP-3),d+=Blockly.Python.prefixLines(e+"\n","# "));for(var f=0;f<a.inputList.length;f++)a.inputList[f].type==Blockly.INPUT_VALUE&&(e=a.inputList[f].connection.targetBlock())&&(e=Blockly.Python.allNestedComments(e))&&(d+=Blockly.Python.prefixLines(e,"# "))}a=a.nextConnection&&a.nextConnection.targetBlock();c=
+c?"":Blockly.Python.blockToCode(a);return d+b+c};Blockly.Python.getAdjustedInt=function(a,b,c,d){c=c||0;a.workspace.options.oneBasedIndex&&c--;var e=a.workspace.options.oneBasedIndex?"1":"0";a=Blockly.Python.valueToCode(a,b,c?Blockly.Python.ORDER_ADDITIVE:Blockly.Python.ORDER_NONE)||e;Blockly.isNumber(a)?(a=parseInt(a,10)+c,d&&(a=-a)):(a=0<c?"int("+a+" + "+c+")":0>c?"int("+a+" - "+-c+")":"int("+a+")",d&&(a="-"+a));return a};Blockly.Python.colour={};Blockly.Python.colour_picker=function(a){return[Blockly.Python.quote_(a.getFieldValue("COLOUR")),Blockly.Python.ORDER_ATOMIC]};Blockly.Python.colour_random=function(a){Blockly.Python.definitions_.import_random="import random";return["'#%06x' % random.randint(0, 2**24 - 1)",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.colour_rgb=function(a){var b=Blockly.Python.provideFunction_("colour_rgb",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(r, g, b):","  r = round(min(100, max(0, r)) * 2.55)","  g = round(min(100, max(0, g)) * 2.55)","  b = round(min(100, max(0, b)) * 2.55)","  return '#%02x%02x%02x' % (r, g, b)"]),c=Blockly.Python.valueToCode(a,"RED",Blockly.Python.ORDER_NONE)||0,d=Blockly.Python.valueToCode(a,"GREEN",Blockly.Python.ORDER_NONE)||0;a=Blockly.Python.valueToCode(a,"BLUE",Blockly.Python.ORDER_NONE)||
+0;return[b+"("+c+", "+d+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.colour_blend=function(a){var b=Blockly.Python.provideFunction_("colour_blend",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(colour1, colour2, ratio):","  r1, r2 = int(colour1[1:3], 16), int(colour2[1:3], 16)","  g1, g2 = int(colour1[3:5], 16), int(colour2[3:5], 16)","  b1, b2 = int(colour1[5:7], 16), int(colour2[5:7], 16)","  ratio = min(1, max(0, ratio))","  r = round(r1 * (1 - ratio) + r2 * ratio)","  g = round(g1 * (1 - ratio) + g2 * ratio)","  b = round(b1 * (1 - ratio) + b2 * ratio)",
+"  return '#%02x%02x%02x' % (r, g, b)"]),c=Blockly.Python.valueToCode(a,"COLOUR1",Blockly.Python.ORDER_NONE)||"'#000000'",d=Blockly.Python.valueToCode(a,"COLOUR2",Blockly.Python.ORDER_NONE)||"'#000000'";a=Blockly.Python.valueToCode(a,"RATIO",Blockly.Python.ORDER_NONE)||0;return[b+"("+c+", "+d+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.lists={};Blockly.Python.lists_create_empty=function(a){return["[]",Blockly.Python.ORDER_ATOMIC]};Blockly.Python.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.Python.valueToCode(a,"ADD"+c,Blockly.Python.ORDER_NONE)||"None";return["["+b.join(", ")+"]",Blockly.Python.ORDER_ATOMIC]};
+Blockly.Python.lists_repeat=function(a){var b=Blockly.Python.valueToCode(a,"ITEM",Blockly.Python.ORDER_NONE)||"None";a=Blockly.Python.valueToCode(a,"NUM",Blockly.Python.ORDER_MULTIPLICATIVE)||"0";return["["+b+"] * "+a,Blockly.Python.ORDER_MULTIPLICATIVE]};Blockly.Python.lists_length=function(a){return["len("+(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"[]")+")",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.lists_isEmpty=function(a){return["not len("+(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"[]")+")",Blockly.Python.ORDER_LOGICAL_NOT]};
+Blockly.Python.lists_indexOf=function(a){var b=Blockly.Python.valueToCode(a,"FIND",Blockly.Python.ORDER_NONE)||"[]",c=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"''";if(a.workspace.options.oneBasedIndex)var d=" 0",e=" + 1",f="";else d=" -1",e="",f=" - 1";if("FIRST"==a.getFieldValue("END"))return a=Blockly.Python.provideFunction_("first_index",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(my_list, elem):","  try: index = my_list.index(elem)"+e,"  except: index ="+d,"  return index"]),
+[a+"("+c+", "+b+")",Blockly.Python.ORDER_FUNCTION_CALL];a=Blockly.Python.provideFunction_("last_index",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(my_list, elem):","  try: index = len(my_list) - my_list[::-1].index(elem)"+f,"  except: index ="+d,"  return index"]);return[a+"("+c+", "+b+")",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.lists_getIndex=function(a){var b=a.getFieldValue("MODE")||"GET",c=a.getFieldValue("WHERE")||"FROM_START",d=Blockly.Python.valueToCode(a,"VALUE","RANDOM"==c?Blockly.Python.ORDER_NONE:Blockly.Python.ORDER_MEMBER)||"[]";switch(c){case "FIRST":if("GET"==b)return[d+"[0]",Blockly.Python.ORDER_MEMBER];if("GET_REMOVE"==b)return[d+".pop(0)",Blockly.Python.ORDER_FUNCTION_CALL];if("REMOVE"==b)return d+".pop(0)\n";break;case "LAST":if("GET"==b)return[d+"[-1]",Blockly.Python.ORDER_MEMBER];if("GET_REMOVE"==
+b)return[d+".pop()",Blockly.Python.ORDER_FUNCTION_CALL];if("REMOVE"==b)return d+".pop()\n";break;case "FROM_START":a=Blockly.Python.getAdjustedInt(a,"AT");if("GET"==b)return[d+"["+a+"]",Blockly.Python.ORDER_MEMBER];if("GET_REMOVE"==b)return[d+".pop("+a+")",Blockly.Python.ORDER_FUNCTION_CALL];if("REMOVE"==b)return d+".pop("+a+")\n";break;case "FROM_END":a=Blockly.Python.getAdjustedInt(a,"AT",1,!0);if("GET"==b)return[d+"["+a+"]",Blockly.Python.ORDER_MEMBER];if("GET_REMOVE"==b)return[d+".pop("+a+")",
+Blockly.Python.ORDER_FUNCTION_CALL];if("REMOVE"==b)return d+".pop("+a+")\n";break;case "RANDOM":Blockly.Python.definitions_.import_random="import random";if("GET"==b)return["random.choice("+d+")",Blockly.Python.ORDER_FUNCTION_CALL];d=Blockly.Python.provideFunction_("lists_remove_random_item",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(myList):","  x = int(random.random() * len(myList))","  return myList.pop(x)"])+"("+d+")";if("GET_REMOVE"==b)return[d,Blockly.Python.ORDER_FUNCTION_CALL];if("REMOVE"==
+b)return d+"\n"}throw Error("Unhandled combination (lists_getIndex).");};
+Blockly.Python.lists_setIndex=function(a){var b=Blockly.Python.valueToCode(a,"LIST",Blockly.Python.ORDER_MEMBER)||"[]",c=a.getFieldValue("MODE")||"GET",d=a.getFieldValue("WHERE")||"FROM_START",e=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"None";switch(d){case "FIRST":if("SET"==c)return b+"[0] = "+e+"\n";if("INSERT"==c)return b+".insert(0, "+e+")\n";break;case "LAST":if("SET"==c)return b+"[-1] = "+e+"\n";if("INSERT"==c)return b+".append("+e+")\n";break;case "FROM_START":a=Blockly.Python.getAdjustedInt(a,
+"AT");if("SET"==c)return b+"["+a+"] = "+e+"\n";if("INSERT"==c)return b+".insert("+a+", "+e+")\n";break;case "FROM_END":a=Blockly.Python.getAdjustedInt(a,"AT",1,!0);if("SET"==c)return b+"["+a+"] = "+e+"\n";if("INSERT"==c)return b+".insert("+a+", "+e+")\n";break;case "RANDOM":Blockly.Python.definitions_.import_random="import random";b.match(/^\w+$/)?a="":(a=Blockly.Python.variableDB_.getDistinctName("tmp_list",Blockly.VARIABLE_CATEGORY_NAME),d=a+" = "+b+"\n",b=a,a=d);d=Blockly.Python.variableDB_.getDistinctName("tmp_x",
+Blockly.VARIABLE_CATEGORY_NAME);a+=d+" = int(random.random() * len("+b+"))\n";if("SET"==c)return a+(b+"["+d+"] = "+e+"\n");if("INSERT"==c)return a+(b+".insert("+d+", "+e+")\n")}throw Error("Unhandled combination (lists_setIndex).");};
+Blockly.Python.lists_getSublist=function(a){var b=Blockly.Python.valueToCode(a,"LIST",Blockly.Python.ORDER_MEMBER)||"[]",c=a.getFieldValue("WHERE1"),d=a.getFieldValue("WHERE2");switch(c){case "FROM_START":c=Blockly.Python.getAdjustedInt(a,"AT1");"0"==c&&(c="");break;case "FROM_END":c=Blockly.Python.getAdjustedInt(a,"AT1",1,!0);break;case "FIRST":c="";break;default:throw Error("Unhandled option (lists_getSublist)");}switch(d){case "FROM_START":a=Blockly.Python.getAdjustedInt(a,"AT2",1);break;case "FROM_END":a=
+Blockly.Python.getAdjustedInt(a,"AT2",0,!0);Blockly.isNumber(String(a))?"0"==a&&(a=""):(Blockly.Python.definitions_.import_sys="import sys",a+=" or sys.maxsize");break;case "LAST":a="";break;default:throw Error("Unhandled option (lists_getSublist)");}return[b+"["+c+" : "+a+"]",Blockly.Python.ORDER_MEMBER]};
+Blockly.Python.lists_sort=function(a){var b=Blockly.Python.valueToCode(a,"LIST",Blockly.Python.ORDER_NONE)||"[]",c=a.getFieldValue("TYPE");a="1"===a.getFieldValue("DIRECTION")?"False":"True";return[Blockly.Python.provideFunction_("lists_sort",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(my_list, type, reverse):","  def try_float(s):","    try:","      return float(s)","    except:","      return 0","  key_funcs = {",'    "NUMERIC": try_float,','    "TEXT": str,','    "IGNORE_CASE": lambda s: str(s).lower()',
+"  }","  key_func = key_funcs[type]","  list_cpy = list(my_list)","  return sorted(list_cpy, key=key_func, reverse=reverse)"])+"("+b+', "'+c+'", '+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.lists_split=function(a){var b=a.getFieldValue("MODE");if("SPLIT"==b)b=Blockly.Python.valueToCode(a,"INPUT",Blockly.Python.ORDER_MEMBER)||"''",a=Blockly.Python.valueToCode(a,"DELIM",Blockly.Python.ORDER_NONE),a=b+".split("+a+")";else if("JOIN"==b)b=Blockly.Python.valueToCode(a,"INPUT",Blockly.Python.ORDER_NONE)||"[]",a=Blockly.Python.valueToCode(a,"DELIM",Blockly.Python.ORDER_MEMBER)||"''",a=a+".join("+b+")";else throw Error("Unknown mode: "+b);return[a,Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.lists_reverse=function(a){return["list(reversed("+(Blockly.Python.valueToCode(a,"LIST",Blockly.Python.ORDER_NONE)||"[]")+"))",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.logic={};
+Blockly.Python.controls_if=function(a){var b=0,c="";Blockly.Python.STATEMENT_PREFIX&&(c+=Blockly.Python.injectId(Blockly.Python.STATEMENT_PREFIX,a));do{var d=Blockly.Python.valueToCode(a,"IF"+b,Blockly.Python.ORDER_NONE)||"False";var e=Blockly.Python.statementToCode(a,"DO"+b)||Blockly.Python.PASS;Blockly.Python.STATEMENT_SUFFIX&&(e=Blockly.Python.prefixLines(Blockly.Python.injectId(Blockly.Python.STATEMENT_SUFFIX,a),Blockly.Python.INDENT)+e);c+=(0==b?"if ":"elif ")+d+":\n"+e;++b}while(a.getInput("IF"+
+b));if(a.getInput("ELSE")||Blockly.Python.STATEMENT_SUFFIX)e=Blockly.Python.statementToCode(a,"ELSE")||Blockly.Python.PASS,Blockly.Python.STATEMENT_SUFFIX&&(e=Blockly.Python.prefixLines(Blockly.Python.injectId(Blockly.Python.STATEMENT_SUFFIX,a),Blockly.Python.INDENT)+e),c+="else:\n"+e;return c};Blockly.Python.controls_ifelse=Blockly.Python.controls_if;
+Blockly.Python.logic_compare=function(a){var b={EQ:"==",NEQ:"!=",LT:"<",LTE:"<=",GT:">",GTE:">="}[a.getFieldValue("OP")],c=Blockly.Python.ORDER_RELATIONAL,d=Blockly.Python.valueToCode(a,"A",c)||"0";a=Blockly.Python.valueToCode(a,"B",c)||"0";return[d+" "+b+" "+a,c]};
+Blockly.Python.logic_operation=function(a){var b="AND"==a.getFieldValue("OP")?"and":"or",c="and"==b?Blockly.Python.ORDER_LOGICAL_AND:Blockly.Python.ORDER_LOGICAL_OR,d=Blockly.Python.valueToCode(a,"A",c);a=Blockly.Python.valueToCode(a,"B",c);if(d||a){var e="and"==b?"True":"False";d||(d=e);a||(a=e)}else a=d="False";return[d+" "+b+" "+a,c]};Blockly.Python.logic_negate=function(a){return["not "+(Blockly.Python.valueToCode(a,"BOOL",Blockly.Python.ORDER_LOGICAL_NOT)||"True"),Blockly.Python.ORDER_LOGICAL_NOT]};
+Blockly.Python.logic_boolean=function(a){return["TRUE"==a.getFieldValue("BOOL")?"True":"False",Blockly.Python.ORDER_ATOMIC]};Blockly.Python.logic_null=function(a){return["None",Blockly.Python.ORDER_ATOMIC]};
+Blockly.Python.logic_ternary=function(a){var b=Blockly.Python.valueToCode(a,"IF",Blockly.Python.ORDER_CONDITIONAL)||"False",c=Blockly.Python.valueToCode(a,"THEN",Blockly.Python.ORDER_CONDITIONAL)||"None";a=Blockly.Python.valueToCode(a,"ELSE",Blockly.Python.ORDER_CONDITIONAL)||"None";return[c+" if "+b+" else "+a,Blockly.Python.ORDER_CONDITIONAL]};Blockly.Python.loops={};Blockly.Python.controls_repeat_ext=function(a){var b=a.getField("TIMES")?String(parseInt(a.getFieldValue("TIMES"),10)):Blockly.Python.valueToCode(a,"TIMES",Blockly.Python.ORDER_NONE)||"0";b=Blockly.isNumber(b)?parseInt(b,10):"int("+b+")";var c=Blockly.Python.statementToCode(a,"DO");c=Blockly.Python.addLoopTrap(c,a)||Blockly.Python.PASS;return"for "+Blockly.Python.variableDB_.getDistinctName("count",Blockly.VARIABLE_CATEGORY_NAME)+" in range("+b+"):\n"+c};
+Blockly.Python.controls_repeat=Blockly.Python.controls_repeat_ext;Blockly.Python.controls_whileUntil=function(a){var b="UNTIL"==a.getFieldValue("MODE"),c=Blockly.Python.valueToCode(a,"BOOL",b?Blockly.Python.ORDER_LOGICAL_NOT:Blockly.Python.ORDER_NONE)||"False",d=Blockly.Python.statementToCode(a,"DO");d=Blockly.Python.addLoopTrap(d,a)||Blockly.Python.PASS;b&&(c="not "+c);return"while "+c+":\n"+d};
+Blockly.Python.controls_for=function(a){var b=Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.VARIABLE_CATEGORY_NAME),c=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"0",d=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"0",e=Blockly.Python.valueToCode(a,"BY",Blockly.Python.ORDER_NONE)||"1",f=Blockly.Python.statementToCode(a,"DO");f=Blockly.Python.addLoopTrap(f,a)||Blockly.Python.PASS;var h="",g=function(){return Blockly.Python.provideFunction_("upRange",
+["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(start, stop, step):","  while start <= stop:","    yield start","    start += abs(step)"])},k=function(){return Blockly.Python.provideFunction_("downRange",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(start, stop, step):","  while start >= stop:","    yield start","    start -= abs(step)"])};a=function(a,b,c){return"("+a+" <= "+b+") and "+g()+"("+a+", "+b+", "+c+") or "+k()+"("+a+", "+b+", "+c+")"};if(Blockly.isNumber(c)&&Blockly.isNumber(d)&&
+Blockly.isNumber(e))c=Number(c),d=Number(d),e=Math.abs(Number(e)),0===c%1&&0===d%1&&0===e%1?(c<=d?(d++,a=0==c&&1==e?d:c+", "+d,1!=e&&(a+=", "+e)):(d--,a=c+", "+d+", -"+e),a="range("+a+")"):(a=c<d?g():k(),a+="("+c+", "+d+", "+e+")");else{var l=function(a,c){Blockly.isNumber(a)?a=Number(a):a.match(/^\w+$/)?a="float("+a+")":(c=Blockly.Python.variableDB_.getDistinctName(b+c,Blockly.VARIABLE_CATEGORY_NAME),h+=c+" = float("+a+")\n",a=c);return a};c=l(c,"_start");d=l(d,"_end");l(e,"_inc");a="number"==typeof c&&
+"number"==typeof d?c<d?g(c,d,e):k(c,d,e):a(c,d,e)}return h+="for "+b+" in "+a+":\n"+f};Blockly.Python.controls_forEach=function(a){var b=Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.VARIABLE_CATEGORY_NAME),c=Blockly.Python.valueToCode(a,"LIST",Blockly.Python.ORDER_RELATIONAL)||"[]",d=Blockly.Python.statementToCode(a,"DO");d=Blockly.Python.addLoopTrap(d,a)||Blockly.Python.PASS;return"for "+b+" in "+c+":\n"+d};
+Blockly.Python.controls_flow_statements=function(a){var b="";Blockly.Python.STATEMENT_PREFIX&&(b+=Blockly.Python.injectId(Blockly.Python.STATEMENT_PREFIX,a));Blockly.Python.STATEMENT_SUFFIX&&(b+=Blockly.Python.injectId(Blockly.Python.STATEMENT_SUFFIX,a));if(Blockly.Python.STATEMENT_PREFIX){var c=Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN.getSurroundLoop(a);c&&!c.suppressPrefixSuffix&&(b+=Blockly.Python.injectId(Blockly.Python.STATEMENT_PREFIX,c))}switch(a.getFieldValue("FLOW")){case "BREAK":return b+
+"break\n";case "CONTINUE":return b+"continue\n"}throw Error("Unknown flow statement.");};Blockly.Python.math={};Blockly.Python.addReservedWords("math,random,Number");Blockly.Python.math_number=function(a){a=Number(a.getFieldValue("NUM"));if(Infinity==a){a='float("inf")';var b=Blockly.Python.ORDER_FUNCTION_CALL}else-Infinity==a?(a='-float("inf")',b=Blockly.Python.ORDER_UNARY_SIGN):b=0>a?Blockly.Python.ORDER_UNARY_SIGN:Blockly.Python.ORDER_ATOMIC;return[a,b]};
+Blockly.Python.math_arithmetic=function(a){var b={ADD:[" + ",Blockly.Python.ORDER_ADDITIVE],MINUS:[" - ",Blockly.Python.ORDER_ADDITIVE],MULTIPLY:[" * ",Blockly.Python.ORDER_MULTIPLICATIVE],DIVIDE:[" / ",Blockly.Python.ORDER_MULTIPLICATIVE],POWER:[" ** ",Blockly.Python.ORDER_EXPONENTIATION]}[a.getFieldValue("OP")],c=b[0];b=b[1];var d=Blockly.Python.valueToCode(a,"A",b)||"0";a=Blockly.Python.valueToCode(a,"B",b)||"0";return[d+c+a,b]};
+Blockly.Python.math_single=function(a){var b=a.getFieldValue("OP");if("NEG"==b){var c=Blockly.Python.valueToCode(a,"NUM",Blockly.Python.ORDER_UNARY_SIGN)||"0";return["-"+c,Blockly.Python.ORDER_UNARY_SIGN]}Blockly.Python.definitions_.import_math="import math";a="SIN"==b||"COS"==b||"TAN"==b?Blockly.Python.valueToCode(a,"NUM",Blockly.Python.ORDER_MULTIPLICATIVE)||"0":Blockly.Python.valueToCode(a,"NUM",Blockly.Python.ORDER_NONE)||"0";switch(b){case "ABS":c="math.fabs("+a+")";break;case "ROOT":c="math.sqrt("+
+a+")";break;case "LN":c="math.log("+a+")";break;case "LOG10":c="math.log10("+a+")";break;case "EXP":c="math.exp("+a+")";break;case "POW10":c="math.pow(10,"+a+")";break;case "ROUND":c="round("+a+")";break;case "ROUNDUP":c="math.ceil("+a+")";break;case "ROUNDDOWN":c="math.floor("+a+")";break;case "SIN":c="math.sin("+a+" / 180.0 * math.pi)";break;case "COS":c="math.cos("+a+" / 180.0 * math.pi)";break;case "TAN":c="math.tan("+a+" / 180.0 * math.pi)"}if(c)return[c,Blockly.Python.ORDER_FUNCTION_CALL];switch(b){case "ASIN":c=
+"math.asin("+a+") / math.pi * 180";break;case "ACOS":c="math.acos("+a+") / math.pi * 180";break;case "ATAN":c="math.atan("+a+") / math.pi * 180";break;default:throw Error("Unknown math operator: "+b);}return[c,Blockly.Python.ORDER_MULTIPLICATIVE]};
+Blockly.Python.math_constant=function(a){var b={PI:["math.pi",Blockly.Python.ORDER_MEMBER],E:["math.e",Blockly.Python.ORDER_MEMBER],GOLDEN_RATIO:["(1 + math.sqrt(5)) / 2",Blockly.Python.ORDER_MULTIPLICATIVE],SQRT2:["math.sqrt(2)",Blockly.Python.ORDER_MEMBER],SQRT1_2:["math.sqrt(1.0 / 2)",Blockly.Python.ORDER_MEMBER],INFINITY:["float('inf')",Blockly.Python.ORDER_ATOMIC]};a=a.getFieldValue("CONSTANT");"INFINITY"!=a&&(Blockly.Python.definitions_.import_math="import math");return b[a]};
+Blockly.Python.math_number_property=function(a){var b=Blockly.Python.valueToCode(a,"NUMBER_TO_CHECK",Blockly.Python.ORDER_MULTIPLICATIVE)||"0",c=a.getFieldValue("PROPERTY");if("PRIME"==c)return Blockly.Python.definitions_.import_math="import math",Blockly.Python.definitions_.from_numbers_import_Number="from numbers import Number",[Blockly.Python.provideFunction_("math_isPrime",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(n):","  # https://en.wikipedia.org/wiki/Primality_test#Naive_methods",
+"  # If n is not a number but a string, try parsing it.","  if not isinstance(n, Number):","    try:","      n = float(n)","    except:","      return False","  if n == 2 or n == 3:","    return True","  # False if n is negative, is 1, or not whole, or if n is divisible by 2 or 3.","  if n <= 1 or n % 1 != 0 or n % 2 == 0 or n % 3 == 0:","    return False","  # Check all the numbers of form 6k +/- 1, up to sqrt(n).","  for x in range(6, int(math.sqrt(n)) + 2, 6):","    if n % (x - 1) == 0 or n % (x + 1) == 0:",
+"      return False","  return True"])+"("+b+")",Blockly.Python.ORDER_FUNCTION_CALL];switch(c){case "EVEN":var d=b+" % 2 == 0";break;case "ODD":d=b+" % 2 == 1";break;case "WHOLE":d=b+" % 1 == 0";break;case "POSITIVE":d=b+" > 0";break;case "NEGATIVE":d=b+" < 0";break;case "DIVISIBLE_BY":a=Blockly.Python.valueToCode(a,"DIVISOR",Blockly.Python.ORDER_MULTIPLICATIVE);if(!a||"0"==a)return["False",Blockly.Python.ORDER_ATOMIC];d=b+" % "+a+" == 0"}return[d,Blockly.Python.ORDER_RELATIONAL]};
+Blockly.Python.math_change=function(a){Blockly.Python.definitions_.from_numbers_import_Number="from numbers import Number";var b=Blockly.Python.valueToCode(a,"DELTA",Blockly.Python.ORDER_ADDITIVE)||"0";a=Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.VARIABLE_CATEGORY_NAME);return a+" = ("+a+" if isinstance("+a+", Number) else 0) + "+b+"\n"};Blockly.Python.math_round=Blockly.Python.math_single;Blockly.Python.math_trig=Blockly.Python.math_single;
+Blockly.Python.math_on_list=function(a){var b=a.getFieldValue("OP");a=Blockly.Python.valueToCode(a,"LIST",Blockly.Python.ORDER_NONE)||"[]";switch(b){case "SUM":b="sum("+a+")";break;case "MIN":b="min("+a+")";break;case "MAX":b="max("+a+")";break;case "AVERAGE":Blockly.Python.definitions_.from_numbers_import_Number="from numbers import Number";b=Blockly.Python.provideFunction_("math_mean",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(myList):","  localList = [e for e in myList if isinstance(e, Number)]",
+"  if not localList: return","  return float(sum(localList)) / len(localList)"]);b=b+"("+a+")";break;case "MEDIAN":Blockly.Python.definitions_.from_numbers_import_Number="from numbers import Number";b=Blockly.Python.provideFunction_("math_median",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(myList):","  localList = sorted([e for e in myList if isinstance(e, Number)])","  if not localList: return","  if len(localList) % 2 == 0:","    return (localList[len(localList) // 2 - 1] + localList[len(localList) // 2]) / 2.0",
+"  else:","    return localList[(len(localList) - 1) // 2]"]);b=b+"("+a+")";break;case "MODE":b=Blockly.Python.provideFunction_("math_modes",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(some_list):","  modes = []","  # Using a lists of [item, count] to keep count rather than dict",'  # to avoid "unhashable" errors when the counted item is itself a list or dict.',"  counts = []","  maxCount = 1","  for item in some_list:","    found = False","    for count in counts:","      if count[0] == item:",
+"        count[1] += 1","        maxCount = max(maxCount, count[1])","        found = True","    if not found:","      counts.append([item, 1])","  for counted_item, item_count in counts:","    if item_count == maxCount:","      modes.append(counted_item)","  return modes"]);b=b+"("+a+")";break;case "STD_DEV":Blockly.Python.definitions_.import_math="import math";b=Blockly.Python.provideFunction_("math_standard_deviation",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(numbers):","  n = len(numbers)",
+"  if n == 0: return","  mean = float(sum(numbers)) / n","  variance = sum((x - mean) ** 2 for x in numbers) / n","  return math.sqrt(variance)"]);b=b+"("+a+")";break;case "RANDOM":Blockly.Python.definitions_.import_random="import random";b="random.choice("+a+")";break;default:throw Error("Unknown operator: "+b);}return[b,Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.math_modulo=function(a){var b=Blockly.Python.valueToCode(a,"DIVIDEND",Blockly.Python.ORDER_MULTIPLICATIVE)||"0";a=Blockly.Python.valueToCode(a,"DIVISOR",Blockly.Python.ORDER_MULTIPLICATIVE)||"0";return[b+" % "+a,Blockly.Python.ORDER_MULTIPLICATIVE]};
+Blockly.Python.math_constrain=function(a){var b=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"0",c=Blockly.Python.valueToCode(a,"LOW",Blockly.Python.ORDER_NONE)||"0";a=Blockly.Python.valueToCode(a,"HIGH",Blockly.Python.ORDER_NONE)||"float('inf')";return["min(max("+b+", "+c+"), "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.math_random_int=function(a){Blockly.Python.definitions_.import_random="import random";var b=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"0";a=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"0";return["random.randint("+b+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.math_random_float=function(a){Blockly.Python.definitions_.import_random="import random";return["random.random()",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.math_atan2=function(a){Blockly.Python.definitions_.import_math="import math";var b=Blockly.Python.valueToCode(a,"X",Blockly.Python.ORDER_NONE)||"0";return["math.atan2("+(Blockly.Python.valueToCode(a,"Y",Blockly.Python.ORDER_NONE)||"0")+", "+b+") / math.pi * 180",Blockly.Python.ORDER_MULTIPLICATIVE]};Blockly.Python.procedures={};
+Blockly.Python.procedures_defreturn=function(a){for(var b=[],c,d=a.workspace,e=Blockly.Variables.allUsedVarModels(d)||[],f=0;c=e[f];f++)c=c.name,-1==a.arguments_.indexOf(c)&&b.push(Blockly.Python.variableDB_.getName(c,Blockly.VARIABLE_CATEGORY_NAME));d=Blockly.Variables.allDeveloperVariables(d);for(f=0;f<d.length;f++)b.push(Blockly.Python.variableDB_.getName(d[f],Blockly.Names.DEVELOPER_VARIABLE_TYPE));b=b.length?Blockly.Python.INDENT+"global "+b.join(", ")+"\n":"";d=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),
+Blockly.PROCEDURE_CATEGORY_NAME);e="";Blockly.Python.STATEMENT_PREFIX&&(e+=Blockly.Python.injectId(Blockly.Python.STATEMENT_PREFIX,a));Blockly.Python.STATEMENT_SUFFIX&&(e+=Blockly.Python.injectId(Blockly.Python.STATEMENT_SUFFIX,a));e&&(e=Blockly.Python.prefixLines(e,Blockly.Python.INDENT));c="";Blockly.Python.INFINITE_LOOP_TRAP&&(c=Blockly.Python.prefixLines(Blockly.Python.injectId(Blockly.Python.INFINITE_LOOP_TRAP,a),Blockly.Python.INDENT));var h=Blockly.Python.statementToCode(a,"STACK"),g=Blockly.Python.valueToCode(a,
+"RETURN",Blockly.Python.ORDER_NONE)||"",k="";h&&g&&(k=e);g?g=Blockly.Python.INDENT+"return "+g+"\n":h||(h=Blockly.Python.PASS);var l=[];for(f=0;f<a.arguments_.length;f++)l[f]=Blockly.Python.variableDB_.getName(a.arguments_[f],Blockly.VARIABLE_CATEGORY_NAME);b="def "+d+"("+l.join(", ")+"):\n"+b+e+c+h+k+g;b=Blockly.Python.scrub_(a,b);Blockly.Python.definitions_["%"+d]=b;return null};Blockly.Python.procedures_defnoreturn=Blockly.Python.procedures_defreturn;
+Blockly.Python.procedures_callreturn=function(a){for(var b=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.PROCEDURE_CATEGORY_NAME),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.Python.valueToCode(a,"ARG"+d,Blockly.Python.ORDER_NONE)||"None";return[b+"("+c.join(", ")+")",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.procedures_callnoreturn=function(a){return Blockly.Python.procedures_callreturn(a)[0]+"\n"};
+Blockly.Python.procedures_ifreturn=function(a){var b="if "+(Blockly.Python.valueToCode(a,"CONDITION",Blockly.Python.ORDER_NONE)||"False")+":\n";Blockly.Python.STATEMENT_SUFFIX&&(b+=Blockly.Python.prefixLines(Blockly.Python.injectId(Blockly.Python.STATEMENT_SUFFIX,a),Blockly.Python.INDENT));a.hasReturnValue_?(a=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"None",b+=Blockly.Python.INDENT+"return "+a+"\n"):b+=Blockly.Python.INDENT+"return\n";return b};Blockly.Python.texts={};Blockly.Python.text=function(a){return[Blockly.Python.quote_(a.getFieldValue("TEXT")),Blockly.Python.ORDER_ATOMIC]};Blockly.Python.text_multiline=function(a){return[Blockly.Python.multiline_quote_(a.getFieldValue("TEXT")),Blockly.Python.ORDER_ATOMIC]};Blockly.Python.text.forceString_=function(a){return Blockly.Python.text.forceString_.strRegExp.test(a)?a:"str("+a+")"};Blockly.Python.text.forceString_.strRegExp=/^\s*'([^']|\\')*'\s*$/;
+Blockly.Python.text_join=function(a){switch(a.itemCount_){case 0:return["''",Blockly.Python.ORDER_ATOMIC];case 1:return a=Blockly.Python.valueToCode(a,"ADD0",Blockly.Python.ORDER_NONE)||"''",a=Blockly.Python.text.forceString_(a),[a,Blockly.Python.ORDER_FUNCTION_CALL];case 2:var b=Blockly.Python.valueToCode(a,"ADD0",Blockly.Python.ORDER_NONE)||"''";a=Blockly.Python.valueToCode(a,"ADD1",Blockly.Python.ORDER_NONE)||"''";a=Blockly.Python.text.forceString_(b)+" + "+Blockly.Python.text.forceString_(a);
+return[a,Blockly.Python.ORDER_ADDITIVE];default:b=[];for(var c=0;c<a.itemCount_;c++)b[c]=Blockly.Python.valueToCode(a,"ADD"+c,Blockly.Python.ORDER_NONE)||"''";a=Blockly.Python.variableDB_.getDistinctName("x",Blockly.VARIABLE_CATEGORY_NAME);a="''.join([str("+a+") for "+a+" in ["+b.join(", ")+"]])";return[a,Blockly.Python.ORDER_FUNCTION_CALL]}};
+Blockly.Python.text_append=function(a){var b=Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.VARIABLE_CATEGORY_NAME);a=Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_NONE)||"''";return b+" = str("+b+") + "+Blockly.Python.text.forceString_(a)+"\n"};Blockly.Python.text_length=function(a){return["len("+(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"''")+")",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.text_isEmpty=function(a){return["not len("+(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"''")+")",Blockly.Python.ORDER_LOGICAL_NOT]};
+Blockly.Python.text_indexOf=function(a){var b="FIRST"==a.getFieldValue("END")?"find":"rfind",c=Blockly.Python.valueToCode(a,"FIND",Blockly.Python.ORDER_NONE)||"''";b=(Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_MEMBER)||"''")+"."+b+"("+c+")";return a.workspace.options.oneBasedIndex?[b+" + 1",Blockly.Python.ORDER_ADDITIVE]:[b,Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.text_charAt=function(a){var b=a.getFieldValue("WHERE")||"FROM_START",c=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_MEMBER)||"''";switch(b){case "FIRST":return[c+"[0]",Blockly.Python.ORDER_MEMBER];case "LAST":return[c+"[-1]",Blockly.Python.ORDER_MEMBER];case "FROM_START":return a=Blockly.Python.getAdjustedInt(a,"AT"),[c+"["+a+"]",Blockly.Python.ORDER_MEMBER];case "FROM_END":return a=Blockly.Python.getAdjustedInt(a,"AT",1,!0),[c+"["+a+"]",Blockly.Python.ORDER_MEMBER];case "RANDOM":return Blockly.Python.definitions_.import_random=
+"import random",[Blockly.Python.provideFunction_("text_random_letter",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(text):","  x = int(random.random() * len(text))","  return text[x];"])+"("+c+")",Blockly.Python.ORDER_FUNCTION_CALL]}throw Error("Unhandled option (text_charAt).");};
+Blockly.Python.text_getSubstring=function(a){var b=a.getFieldValue("WHERE1"),c=a.getFieldValue("WHERE2"),d=Blockly.Python.valueToCode(a,"STRING",Blockly.Python.ORDER_MEMBER)||"''";switch(b){case "FROM_START":b=Blockly.Python.getAdjustedInt(a,"AT1");"0"==b&&(b="");break;case "FROM_END":b=Blockly.Python.getAdjustedInt(a,"AT1",1,!0);break;case "FIRST":b="";break;default:throw Error("Unhandled option (text_getSubstring)");}switch(c){case "FROM_START":a=Blockly.Python.getAdjustedInt(a,"AT2",1);break;case "FROM_END":a=
+Blockly.Python.getAdjustedInt(a,"AT2",0,!0);Blockly.isNumber(String(a))?"0"==a&&(a=""):(Blockly.Python.definitions_.import_sys="import sys",a+=" or sys.maxsize");break;case "LAST":a="";break;default:throw Error("Unhandled option (text_getSubstring)");}return[d+"["+b+" : "+a+"]",Blockly.Python.ORDER_MEMBER]};
+Blockly.Python.text_changeCase=function(a){var b={UPPERCASE:".upper()",LOWERCASE:".lower()",TITLECASE:".title()"}[a.getFieldValue("CASE")];return[(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''")+b,Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.text_trim=function(a){var b={LEFT:".lstrip()",RIGHT:".rstrip()",BOTH:".strip()"}[a.getFieldValue("MODE")];return[(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''")+b,Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.text_print=function(a){return"print("+(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_NONE)||"''")+")\n"};
+Blockly.Python.text_prompt_ext=function(a){var b=Blockly.Python.provideFunction_("text_prompt",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(msg):","  try:","    return raw_input(msg)","  except NameError:","    return input(msg)"]),c=a.getField("TEXT")?Blockly.Python.quote_(a.getFieldValue("TEXT")):Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_NONE)||"''";b=b+"("+c+")";"NUMBER"==a.getFieldValue("TYPE")&&(b="float("+b+")");return[b,Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.text_prompt=Blockly.Python.text_prompt_ext;Blockly.Python.text_count=function(a){var b=Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''";a=Blockly.Python.valueToCode(a,"SUB",Blockly.Python.ORDER_NONE)||"''";return[b+".count("+a+")",Blockly.Python.ORDER_MEMBER]};
+Blockly.Python.text_replace=function(a){var b=Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''",c=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"''";a=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"''";return[b+".replace("+c+", "+a+")",Blockly.Python.ORDER_MEMBER]};Blockly.Python.text_reverse=function(a){return[(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''")+"[::-1]",Blockly.Python.ORDER_MEMBER]};Blockly.Python.variables={};Blockly.Python.variables_get=function(a){return[Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.VARIABLE_CATEGORY_NAME),Blockly.Python.ORDER_ATOMIC]};Blockly.Python.variables_set=function(a){var b=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"0";return Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.VARIABLE_CATEGORY_NAME)+" = "+b+"\n"};Blockly.Python.variablesDynamic={};Blockly.Python.variables_get_dynamic=Blockly.Python.variables_get;Blockly.Python.variables_set_dynamic=Blockly.Python.variables_set;
diff --git a/src/skulpt/skulpt_shim.js b/src/skulpt/skulpt_shim.js
index 2d606bd..e98b7e8 100644
--- a/src/skulpt/skulpt_shim.js
+++ b/src/skulpt/skulpt_shim.js
@@ -5,7 +5,9 @@ Sk.exportSymbol = (name, module) => {
     let submodule = Sk;
     let i;
     for (i = 1; i < parts.length-1; i++) {
-        submodule = parts[i];
+        if (!(parts[i] in submodule)) {
+            submodule[parts[i]] = {};
+        }
     }
     submodule[parts[i]] = module;
 };
diff --git a/src/text_editor.js b/src/text_editor.js
index 8925960..c2fedb9 100644
--- a/src/text_editor.js
+++ b/src/text_editor.js
@@ -103,7 +103,8 @@ function BlockMirrorTextEditor(blockMirror) {
 
 }
 
-BlockMirrorTextEditor.prototype.turnOnImages = function (url) {
+//BlockMirrorTextEditor.prototype.enableImages = function (url) {
+//BlockMirrorTextEditor.prototype.disableImage = function (url) {
 
 BlockMirrorTextEditor.prototype.makeImageWidget = function (url) {
     let x = document.createElement("IMG");