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heatmap_old.html
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<html>
<body>
<img src="http://frc-manual.usfirst.org/upload/images/2014/1/Figure2-3.jpg" height="0" width="0" id="bgimg"></img>
<h>Match State: </h> <h id="state">NOT IN PROGRESS</h>
</br>
<span>Time: </span> <span id="matchTime"> 0 </span>
<button type="button" onclick="reset()">Reset</button>
<!--BUTTON FOR TESTING <button type="button" onclick="printCoor()">Print</button>-->
<button type="button" onclick="printCoor()">Print</button></br>
<canvas id="map" width="1042" height="581" style="border:1px solid #d3d3d3" onmousedown="mark()">
Your browser does not support the HTML5 canvas tag.
</canvas>
</br>
<h>Mode:</h>
<form action ="" id="mode" onclick="updateMode()">
Score:<input type="radio" name="mode" value="s" checked>
Defense:<input type="radio" name="mode" value="d" >
Pass:<input type="radio" name="mode" value="p">
Catch:<input type="radio" name="mode" value="c">
Miss:<input type="radio" name="mode" value="m">
</form>
<script src="http://www.openjs.com/scripts/events/keyboard_shortcuts/shortcut.js" type="text/javascript"></script>
<script>
var initd = 0; // 0: not started, 1: running, 2: match over
var matchState = document.getElementById("state");
var matchTimer;
var timeUpdater;
var time = 0;
var mode = document.getElementById("mode");
var modeInd = 0;
var modes = {SCORE : 0, DEFENSE : 1, PASS : 2, CAT : 3, MISS : 4, UP : 5, DOWN : 6};
var markColors = ["#00FF00", "#C0C0C0","#8888FF","FF9933", "#FF0000"];
var map = document.getElementById("map");
var cxt = map.getContext("2d");
var bg_img = document.getElementById("bgimg");
cxt.drawImage(bg_img, 1, 1);
var bBox = map.getBoundingClientRect();
var limits = [150, 895, 166, 510]; //x min, x max, y min, y max
var coor = []; //coordinates for teleop shots and misses(-x)
var coorInd = 0; //number of coordinates
var dCoor = []; //coordinates for defensive actions
var dCoorInd = 0;
var pCoor = []; //coor for passes and catches(-x)
var pCoorInd = 0;
//See addCoor()
function addPCoor(x, y){
x1 = (x/map.width);
y1 = (y/map.height);
pCoor.push(x1);
pCoor.push(y1);
pCoor.push(time);
}
//adds coordinate to the coordinate storage array
//Location stored as fraction of width/height to make resolution independent
//Origin is top left corner.
function addCoor(x, y){
x1 = (x/map.width);
y1 = (y/map.height);
coor.push(x1);
coor.push(y1);
coor.push(time);
coorInd++;
}
//See addCoor()
function addDCoor(x, y){
x1 = (x/map.width);
y1 = (y/map.height);
dCoor.push(x1);
dCoor.push(y1);
dCoor.push(time);
dCoorInd++;
}
//See addCoor()
function addPCoor(x, y){
x1 = (x/map.width);
y1 = (y/map.height);
pCoor.push(x1);
pCoor.push(y1);
pCoor.push(time);
pCoorInd++;
}
//checks if coordinate valid
function unbounded(x,y){
return (x < limits[0] || x > limits[1] || y < limits[2] || y > limits[3]);
}
//changes the mode when key pressed
//m mode to change to
function changeMode(m){
for(var i = 0; i < mode.mode.length; i+=1){
mode.mode[i].checked=false;
}
if(m==5 && modeInd>0){
modeInd--;
mode.mode[modeInd].checked=true;
}else if(m==6 && modeInd<4){
modeInd++;
mode.mode[modeInd].checked=true;
}else{
modeInd = m;
mode.mode[m].checked=true;
}
}
//draws mark for where robot defending
function drawDefense(){
var e = window.event;
var x = e.clientX - bBox.left;
var y = e.clientY - bBox.top;
if(!unbounded(x,y)){
addDCoor(x,y);
cxt.beginPath();
cxt.lineWidth="1";
cxt.strokeStyle = markColors[modeInd];
cxt.arc(x, y, 4, 0, 2*Math.PI);
cxt.stroke();
}
}
//see drawShot()
function drawPass(){
var e = window.event;
var x = e.clientX - bBox.left;
var y = e.clientY - bBox.top;
if(!unbounded(x,y)){
var color = markColors[modeInd]
if(modeInd == modes.PASS)
addPCoor(x, y);
else
addPCoor(-1*x, y);
cxt.beginPath();
cxt.lineWidth = "1";
cxt.strokeStyle = color;
cxt.rect(x,y, 5, 5);
cxt.stroke();
}
}
//draws small rectangle to indicate robot position
//Firefox seems to throw some sort of error when using event.pageX
function drawShot(){
var e = window.event;
var x = e.clientX - bBox.left;
var y = e.clientY - bBox.top;
if(!unbounded(x,y)) {
var color = markColors[modeInd];
if(modeInd == modes.SCORE)
addCoor(x, y);
else
addCoor(-1*x, y);
cxt.beginPath();
cxt.lineWidth = "1";
cxt.strokeStyle = color;
cxt.rect(x,y, 5, 5);
cxt.stroke();
}
}
//Draw small yellow circle for start point
function drawStartPoint(){
var e = window.event;
var x = e.clientX - bBox.left;
var y = e.clientY - bBox.top;
if(!unbounded(x,y)){
init();
addCoor(x,y);
cxt.beginPath();
cxt.lineWidth="1";
cxt.strokeStyle = "#FFFF00";
cxt.arc(x, y, 4, 0, 2*Math.PI);
cxt.stroke();
}
}
//initialize things
function init(){
initd = 1;
changeMode(modes.SCORE);
matchState.innerHTML = "AUTO";
matchTimer = setTimeout(function(){matchState.innerHTML = "TELEOP"}, 10000);
timeUpdater = setInterval(function(){updateTime()}, 1000);
initKeys();
}
//Add hotkeys to change modes: S=score, D=defense, W=miss, A=Pass, E=catch
//This function is called at init()
function initKeys(){
shortcut.add("S", function(){changeMode(modes.SCORE);});
shortcut.add("D", function(){changeMode(modes.DEFENSE);});
shortcut.add("A", function(){changeMode(modes.PASS);});
shortcut.add("W", function(){changeMode(modes.MISS);});
shortcut.add("E", function(){changeMode(modes.CAT);});
shortcut.add("Q", function(){changeMode(modes.UP);});
shortcut.add("Z", function(){changeMode(modes.DOWN);});
}
//make mark on canvas
function mark(){
bBox = map.getBoundingClientRect();
if (initd == 1){
if(modeInd == modes.SCORE || modeInd == modes.MISS)
drawShot();
else if(modeInd == modes.PASS || modeInd == modes.CAT)
drawPass();
else if(modeInd == modes.DEFENSE)
drawDefense();
else
alert("ERROR: undefined mode index");
}else if(initd == 0){
drawStartPoint();
}else{
alert('Please reset match');
}
}
//end match
function matchEnd(){
initd = 2;
matchState.innerHTML = "MATCH OVER";
clearTimeout(matchTimer);
clearInterval(timeUpdater);
}
//TESTING FUNCTION: prints coordinates stored in coor
function printCoor(){
for(var i = 0; i < coorInd; i++){
document.write("(" + Math.round(coor[3*i]*map.width) + ", "
+ Math.round(coor[3*i + 1]*map.height) + ", "
+ coor[3*i +2] + ")");
document.write("<br>");
}
}
//clears all marks and clears coordinate storage
function reset(){
cxt.clearRect(0,0,1042, 581);
cxt.drawImage(bg_img, 1, 1);
coor = [];
coorInd = 0;
initd = 0;
clearTimeout(matchTimer);
clearInterval(timeUpdater);
matchState.innerHTML = "NOT IN PROGRESS";
time = -1;
timeBackup = -1;
updateTime();
}
//updates the click mode
function updateMode(){
for(var i = 0; i < mode.mode.length; i++)
if(mode.mode[i].checked){
modeInd = i;
break;
}
}
//update match timer
function updateTime(){
if(time == 150){
matchEnd();
}else{
time += 1;
timeDisp = document.getElementById("matchTime");
timeDisp.innerHTML = time;
}
}
</script>
</body>
</html>