update imagine with more module implementations

blade-lang · Sep 24, 2024 · eac79fd · eac79fd
1 parent ae8a586
commit eac79fd
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Showing 5 changed files with 488 additions and 7 deletions.
diff --git a/packages/imagine/imagine.c b/packages/imagine/imagine.c
@@ -1204,8 +1204,8 @@ DECLARE_MODULE_METHOD(imagine__clone) {
   gdImagePtr image = (gdImagePtr)AS_PTR(args[0])->pointer;
   CHECK_IMAGE_PTR(image);
 
-  gdImageClone(image);
-  RETURN;
+  gdImagePtr clone = gdImageClone(image);
+  RETURN_CLOSABLE_NAMED_PTR(clone, IMAGINE_IMAGE_PTR_NAME, imagine_free_image_ptrs);
 }
 
 DECLARE_MODULE_METHOD(imagine__setbrush) {
@@ -1565,15 +1565,22 @@ DECLARE_MODULE_METHOD(imagine__cropauto) {
 }
 
 DECLARE_MODULE_METHOD(imagine__scale) {
-  ENFORCE_ARG_COUNT(scale, 2);
+  ENFORCE_ARG_COUNT(scale, 4);
   ENFORCE_ARG_TYPE(scale, 0, IS_PTR);
   ENFORCE_ARG_TYPE(scale, 1, IS_NUMBER);
   ENFORCE_ARG_TYPE(scale, 2, IS_NUMBER);
+  ENFORCE_ARG_TYPE(scale, 3, IS_NUMBER);
 
   gdImagePtr image = (gdImagePtr)AS_PTR(args[0])->pointer;
   CHECK_IMAGE_PTR(image);
 
+  gdInterpolationMethod originalMethod = gdImageGetInterpolationMethod(image); // cache the original method
+  gdImageSetInterpolationMethod(image, AS_NUMBER(args[3])); // use the give method
+
   gdImagePtr new_image = gdImageScale(image, AS_NUMBER(args[1]), AS_NUMBER(args[2]));
+
+  gdImageSetInterpolationMethod(image, originalMethod); // restore the original the method
+
   if(NULL == new_image) {
     RETURN_ERROR("Failed to scale image to (%d, %d).", (int)AS_NUMBER(args[1]), (int)AS_NUMBER(args[2]));
   }
@@ -1582,15 +1589,22 @@ DECLARE_MODULE_METHOD(imagine__scale) {
 }
 
 DECLARE_MODULE_METHOD(imagine__rotate) {
-  ENFORCE_ARG_COUNT(rotate, 2);
+  ENFORCE_ARG_COUNT(rotate, 4);
   ENFORCE_ARG_TYPE(rotate, 0, IS_PTR);
   ENFORCE_ARG_TYPE(rotate, 1, IS_NUMBER);
   ENFORCE_ARG_TYPE(rotate, 2, IS_NUMBER);
+  ENFORCE_ARG_TYPE(rotate, 3, IS_NUMBER);
 
   gdImagePtr image = (gdImagePtr)AS_PTR(args[0])->pointer;
   CHECK_IMAGE_PTR(image);
 
+  gdInterpolationMethod originalMethod = gdImageGetInterpolationMethod(image); // cache the original method
+  gdImageSetInterpolationMethod(image, AS_NUMBER(args[3])); // use the give method
+
   gdImagePtr new_image = gdImageRotateInterpolated(image, AS_NUMBER(args[1]), AS_NUMBER(args[2]));
+
+  gdImageSetInterpolationMethod(image, originalMethod); // restore the original the method
+
   if(NULL == new_image) {
     RETURN_ERROR("Failed to rotate image to angle %.16g.", AS_NUMBER(args[1]));
   }

diff --git a/packages/imagine/imagine/colors.b b/packages/imagine/imagine/colors.b
@@ -0,0 +1,32 @@
+# SPECIAL COLORS
+
+/**
+ * Use the current style, see `set_style()`
+ */
+var COLOR_STYLED = -2
+
+/**
+ * Use the current brush, see `set_brush()`
+ */
+var COLOR_BRUSHED = -3
+
+/**
+ * Use the current style and brush
+ */
+var COLOR_STYLED_BRUSHED = -4
+
+/**
+ * Use the current tile, see `set_tile()`
+ */
+var COLOR_TILED = -5
+
+/**
+ * Indicate transparency, what is not the same as the transparent 
+ * color index; used for lines only
+ */
+var COLOR_TRANSPARENT = -6
+
+/**
+ * Draw anti aliased
+ */
+var COLOR_ANTI_ALISED = -7
diff --git a/packages/imagine/imagine/flips.b b/packages/imagine/imagine/flips.b
@@ -0,0 +1,16 @@
+# Image flip directions
+
+/**
+ * Flip an image vertically and horizontally
+ */
+var FLIP_BOTH = 1
+
+/**
+ * Flip an image horizontally
+ */
+var FLIP_HORIZONTAL = 2
+
+/**
+ * Flip an image vertically
+ */
+var FLIP_VERTICAL = 3
diff --git a/packages/imagine/imagine/index.b b/packages/imagine/imagine/index.b
@@ -11,4 +11,5 @@ import .interpolations { * }
 import .quants { * }
 import .crops { * }
 import .arcs { * }
+import .colors { * }
 import .image { * }