<!DOCTYPE HTML>
<html lang="en">
<head>
<title>Harmony - Procedural drawing tool</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"/>
<script type="text/javascript" src="colorpicker/js/jquery.js"></script>
<script type="text/javascript" src="colorpicker/js/colorpicker.js"></script>
<script type="text/javascript" src="colorpicker/js/eye.js"></script>
<script type="text/javascript" src="colorpicker/js/utils.js"></script>
<script type="text/javascript" src="colorpicker/js/layout.js?ver=1.0.2"></script>
<link rel="stylesheet" href="colorpicker/css/colorpicker.css" type="text/css" />
<link rel="stylesheet" media="screen" type="text/css" href="colorpicker/css/layout.css" />
<style type="text/css">
* { color: #444; font-family:Monospace; font-size:12px; }
body { background-color: #fff; margin: 0px; overflow: hidden; }
#menu { position: absolute; width: 400px; background-color: #eee; margin: auto; padding: 5px 10px; text-align: center; text-transform: uppercase; visibility: hidden; }
input, select { text-transform: uppercase; text-align:center; }
#colorBoxes{ float: left; left:20px; top:0px; display:none;}
#wrap{ background-color: #cf0; z-index:50; position: absolute; left: 35px; top: 100px; visibility: hidden;}
#container{z-index:-10;}
</style>
</head>
<body>
<script type="text/javascript">
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-86951-7']);
_gaq.push(['_trackPageview']);
(function() {
var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
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</script>
<script type="text/javascript" charset="utf-8">
</script>
<div id="menu"><a href="http://mrdoob.com/blog/post/689" target="_blank">Harmony</a>
<select id="selector"></select> <input id="save" type="button" value="Save"><input id="clear" type="button" value="Clear"><div id="dash">Default influence</div>
<div id="colorSelector"><div style="background-color: #0000ff"></div>
<div id="colorBoxes">
<p><input type="text" maxlength="3" size="3" id="R" value="000" /></p>
<p><input type="text" maxlength="3" size="3" id="G" value="000" /></p>
<p><input type="text" maxlength="3" size="3" id="B" value="000" /></p> </div>
</div>
<p><input type="button" id="toggle" value="Hide Content"/></p>
<p><label id="edit" for="eraserSize">Eraser Size :</label><input type="text" size="3" id="eraserSize" value="10" /></p>
</div>
<div id="overlay">
<div id="wrap">
<h1 class="title">
Testing in overlaying, canvas element.
</h1>
</div>
</div>
<div id="container">
</div>
<script type="text/javascript">
var STYLES = ["eraser","sketchy", "shaded", "chrome", "fur", "longfur", "web", "", "squares", "ribbon", "", "circles", "grid"];
var SCREEN_WIDTH = window.innerWidth;
var SCREEN_HEIGHT = window.innerHeight;
var container, menu, selector;
var saveButton, clearButton, toggleButton;
var canvas, context;
var style;
var dash;
var wrap;
var mouseX = 0, mouseY = 0;
var isMenuMouseOver = false, isMouseDown = false;
var _key = 0;
var _influence = {
sketch: { low: 250, medium: 1000, large: 4000, xl: 6000,def: 4000 }
}
function init()
{
dash = document.getElementById('dash');
container = document.getElementById('container');
wrap = document.getElementById('wrap');
wrap.style.visibility = 'hidden';
wrap.style.width = (SCREEN_WIDTH / 2) + 'px' ;
wrap.style.left = ((SCREEN_WIDTH - wrap.offsetWidth) / 2) + 'px';
menu = document.getElementById('menu');
menu.style.left = ((SCREEN_WIDTH - menu.offsetWidth) / 2) + 'px';
menu.style.visibility = 'visible';
menu.addEventListener('mouseover', onMenuMouseOver, false);
menu.addEventListener('mouseout', onMenuMouseOut, false);
canvas = document.createElement("canvas");
canvas.width = SCREEN_WIDTH;
canvas.height = SCREEN_HEIGHT;
canvas.style.cursor = 'crosshair';
container.appendChild(canvas);
context = canvas.getContext("2d");
context.fillStyle = "rgb(255, 255, 255)";
context.fillRect(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
saveButton = document.getElementById('save');
saveButton.addEventListener('click', save, false);
clearButton = document.getElementById('clear');
clearButton.addEventListener('click', clear, false);
selector = document.getElementById('selector');
selector.addEventListener('change', onSelectorChange, false);
for (var i = 0; i < STYLES.length; i++)
{
var option = document.createElement("option");
option.id = i;
option.innerHTML = STYLES[i].toUpperCase();
selector.appendChild(option);
}
if (window.location.hash)
{
var hash = window.location.hash.substr(1,window.location.hash.length);
for (var i = 0; i < STYLES.length; i++)
{
if (hash == STYLES[i])
{
style = eval("new " + STYLES[i] + "(context)");
selector.selectedIndex = i;
break;
}
}
}
if (!style)
{
style = eval("new " + STYLES[0] + "(context)");
}
document.onmousedown = onDocumentMouseDown;
document.onmouseout = onCanvasMouseUp;
document.onkeydown = KeyCheck;
canvas.onmousedown = onCanvasMouseDown;
canvas.onmouseup = onCanvasMouseUp;
canvas.onmousemove = onCanvasMouseMove;
canvas.ontouchstart = onCanvasTouchStart;
canvas.ontouchend = onCanvasTouchEnd;
canvas.ontouchmove = onCanvasTouchMove;
}
function KeyCheck(e) {
_key = e.keyCode;
if(_key == "49") { dash.innerHTML = "low influence"; }
if(_key == "50") { dash.innerHTML = "medium influence"; }
if(_key == "51") { dash.innerHTML = "large influence"; }
if(_key == "52") { dash.innerHTML = "XL influence"; }
}
function onDocumentMouseDown(e)
{
return isMenuMouseOver;
}
function onSelectorChange(e)
{
if (STYLES[selector.selectedIndex] == "")
return;
style.destroy();
style = eval("new " + STYLES[selector.selectedIndex] + "(context)");
window.location.hash = STYLES[selector.selectedIndex];
}
function onMenuMouseOver(e)
{
isMenuMouseOver = true;
}
function onMenuMouseOut(e)
{
isMenuMouseOver = false;
}
function ondocumentMouseDown(e)
{
return !isMenuMouseOver;
}
function onCanvasMouseDown(e)
{
isMouseDown = true;
style.strokeStart( mouseX, mouseY );
}
function onCanvasMouseUp(e)
{
isMouseDown = false;
style.strokeEnd( mouseX, mouseY );
}
function onCanvasMouseMove(e)
{
if (!e) var e = window.event;
mouseX = e.clientX;
mouseY = e.clientY;
if (!isMouseDown)
return;
style.stroke( mouseX, mouseY );
}
function onCanvasTouchStart(e)
{
if(e.touches.length == 1)
{
var touch = e.touches[0];
style.strokeStart( touch.pageX, touch.pageY );
}
return false;
}
function onCanvasTouchEnd(e)
{
if(e.touches.length == 1)
{
var touch = e.touches[0];
style.strokeEnd( touch.pageX, touch.pageY );
}
}
function onCanvasTouchMove(e)
{
if(e.touches.length == 1)
{
var touch = e.touches[0];
style.stroke( touch.pageX, touch.pageY );
}
}
function save()
{
window.open(canvas.toDataURL("image/png"),'mywindow');
}
function clear()
{
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
context.globalCompositeOperation = 'source-over';
context.fillStyle = "rgb("+cR+","+cG+","+cB+")";
context.fillRect(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
style = eval("new " + STYLES[selector.selectedIndex] + "(context)");
points = new Array();
count = 0;
}
function chrome( context )
{
this.init( context );
}
chrome.prototype =
{
context: null,
prevMouseX: null, prevMouseY: null,
points: null, count: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
if (RegExp(" AppleWebKit/").test(navigator.userAgent))
this.context.globalCompositeOperation = 'darker';
this.points = new Array();
this.count = 0;
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
stroke: function( mouseX, mouseY )
{
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
this.points.push( [ mouseX, mouseY ] );
this.context.strokeStyle = "rgba("+cR+","+cG+","+cB+", 0.1)";
this.context.beginPath();
this.context.moveTo(this.prevMouseX, this.prevMouseY);
this.context.lineTo(mouseX, mouseY);
this.context.stroke();
for (var i = 0; i < this.points.length; i++)
{
var size = 0.2;
var dx = this.points[i][0] - this.points[this.count][0];
var dy = this.points[i][1] - this.points[this.count][1];
var d = dx * dx + dy * dy;
if (d < 1000)
{
this.context.strokeStyle = "rgba(" + Math.floor(Math.random() * 255) + ", " + Math.floor(Math.random() * 255) + ", " + Math.floor(Math.random() * 255) + ", 0.1 )";
this.context.beginPath();
this.context.moveTo( this.points[this.count][0] + (dx * size), this.points[this.count][1] + (dy * size));
this.context.lineTo( this.points[i][0] - (dx * size), this.points[i][1] - (dy * size));
this.context.stroke();
}
}
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
this.count ++;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function circles( context )
{
this.init( context );
}
circles.prototype =
{
context: null,
prevMouseX: null, prevMouseY: null,
points: null, count: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
this.context.globalCompositeOperation = 'source-over';
this.points = new Array();
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
stroke: function( mouseX, mouseY )
{
this.points.push( [ mouseX, mouseY ] );
var dx = mouseX - this.prevMouseX;
var dy = mouseY - this.prevMouseY;
var d = Math.sqrt(dx * dx + dy * dy) * 2;
var d_half = d / 2;
var cx = Math.floor(mouseX / 100) * 100 + 50;
var cy = Math.floor(mouseY / 100) * 100 + 50;
var steps = Math.floor( Math.random() * 10 );
var step_delta = d / steps;
for (var i = 0; i < steps; i++)
{
this.context.strokeStyle = "rgba(0, 0, 0, 0.1)";
this.context.beginPath();
this.context.arc( cx, cy, (steps - i) * step_delta, 0, Math.PI*2, true);
this.context.stroke();
}
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function fur( context )
{
this.init( context );
}
fur.prototype =
{
context: null,
prevMouseX: null, prevMouseY: null,
points: null, count: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
this.points = new Array();
this.count = 0;
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
stroke: function( mouseX, mouseY )
{
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
this.points.push( [ mouseX, mouseY ] );
this.context.strokeStyle = "rgba("+ cR +","+ cG +","+ cB +", 0.1)";
this.context.beginPath();
this.context.moveTo(this.prevMouseX, this.prevMouseY);
this.context.lineTo(mouseX, mouseY);
this.context.stroke();
for (var i = 0; i < this.points.length; i++)
{
var size = 0.5;
var dx = this.points[i][0] - this.points[this.count][0];
var dy = this.points[i][1] - this.points[this.count][1];
var d = dx * dx + dy * dy;
if (d < 2000 && Math.random() > d / 2000)
{
this.context.strokeStyle = "rgba("+ cR +","+ cG +","+ cB +", 0.1)";
this.context.beginPath();
this.context.moveTo( mouseX + (dx * size), mouseY + (dy * size));
this.context.lineTo( mouseX - (dx * size), mouseY - (dy * size));
this.context.stroke();
}
}
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
this.count ++;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function grid( context )
{
this.init( context );
}
grid.prototype =
{
context: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
if (RegExp(" AppleWebKit/").test(navigator.userAgent))
this.context.globalCompositeOperation = 'darker';
this.context.strokeStyle = "rgba( 0, 0, 0, 0.01 )";
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
},
stroke: function( mouseX, mouseY )
{
var cx = Math.round(mouseX / 100) * 100;
var cy = Math.round(mouseY / 100) * 100;
var dx = (cx - mouseX) * 10;
var dy = (cy - mouseY) * 10;
for (var i = 0; i < 50; i++)
{
this.context.beginPath();
this.context.moveTo( cx, cy );
this.context.quadraticCurveTo(mouseX + Math.random() * dx, mouseY + Math.random() * dy, cx, cy);
this.context.stroke();
}
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function longfur( context )
{
this.init( context );
}
longfur.prototype =
{
context: null,
points: null, count: null,
init: function( context )
{
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
this.context = context;
this.context.lineWidth = 1;
this.context.globalCompositeOperation = 'source-over';
this.context.strokeStyle = "rgba("+ cR +","+ cG +","+ cB +", 0.05 )";
this.points = new Array();
this.count = 0;
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
},
stroke: function( mouseX, mouseY )
{
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
this.context.strokeStyle = "rgba("+ cR +","+ cG +","+ cB +", 0.05 )";
this.points.push( [ mouseX, mouseY ] );
for (var i = 0; i < this.points.length; i++)
{
var size = -Math.random();
var dx = this.points[i][0] - this.points[this.count][0];
var dy = this.points[i][1] - this.points[this.count][1];
var d = dx * dx + dy * dy;
if (d < 4000 && Math.random() > d / 4000)
{
this.context.beginPath();
this.context.moveTo( this.points[this.count][0] + (dx * size), this.points[this.count][1] + (dy * size));
this.context.lineTo( this.points[i][0] - (dx * size) + Math.random() * 2, this.points[i][1] - (dy * size) + Math.random() * 2);
this.context.stroke();
}
}
this.count ++;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function ribbon( context )
{
this.init( context );
}
ribbon.prototype =
{
context: null,
mouseX: null, mouseY: null,
painters: null,
interval: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
this.context.strokeStyle = "rgba( 0, 0, 0, 0.05 )";
this.context.globalCompositeOperation = 'source-over';
this.mouseX = SCREEN_WIDTH / 2;
this.mouseY = SCREEN_HEIGHT / 2;
this.painters = new Array();
for (var i = 0; i < 50; i++)
{
this.painters.push({ dx: SCREEN_WIDTH / 2, dy: SCREEN_HEIGHT / 2, ax: 0, ay: 0, div: 0.1, ease: Math.random() * 0.2 + 0.6 });
}
this.isDrawing = false;
this.interval = setInterval( bargs( function( _this ) { _this.update(); return false; }, this ), 1000/60 );
},
destroy: function()
{
clearInterval(this.interval);
},
strokeStart: function( mouseX, mouseY )
{
this.mouseX = mouseX;
this.mouseY = mouseY
for (var i = 0; i < this.painters.length; i++)
{
this.painters[i].dx = mouseX;
this.painters[i].dy = mouseY;
}
this.shouldDraw = true;
},
stroke: function( mouseX, mouseY )
{
this.mouseX = mouseX;
this.mouseY = mouseY;
},
strokeEnd: function( mouseX, mouseY )
{
},
update: function()
{
for (var i = 0; i < this.painters.length; i++)
{
this.context.beginPath();
this.context.moveTo(this.painters[i].dx, this.painters[i].dy);
this.painters[i].dx -= this.painters[i].ax = (this.painters[i].ax + (this.painters[i].dx - this.mouseX) * this.painters[i].div) * this.painters[i].ease;
this.painters[i].dy -= this.painters[i].ay = (this.painters[i].ay + (this.painters[i].dy - this.mouseY) * this.painters[i].div) * this.painters[i].ease;
this.context.lineTo(this.painters[i].dx, this.painters[i].dy);
this.context.stroke();
}
}
}
function bargs( _fn )
{
var args = [];
for( var n = 1; n < arguments.length; n++ )
args.push( arguments[ n ] );
return function () { return _fn.apply( this, args ); };
}
function shaded( context )
{
this.init( context );
}
shaded.prototype =
{
context: null,
prevMouseX: null, prevMouseY: null,
points: null, count: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
this.context.globalCompositeOperation = 'source-over';
this.points = new Array();
this.count = 0;
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
stroke: function( mouseX, mouseY )
{
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
this.points.push( [ mouseX, mouseY ] );
for (var i = 0; i < this.points.length; i++)
{
var size = 0.3;
var dx = this.points[i][0] - this.points[this.count][0];
var dy = this.points[i][1] - this.points[this.count][1];
var d = dx * dx + dy * dy;
if (d < 1000)
{
this.context.strokeStyle = "rgba("+ cR +","+cG+","+cB+", " + ((1 - (d / 1000)) * 0.1) + " )";
this.context.beginPath();
this.context.moveTo( this.points[this.count][0], this.points[this.count][1]);
this.context.lineTo( this.points[i][0], this.points[i][1]);
this.context.stroke();
}
}
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
this.count ++;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function sketchy( context )
{
this.init( context );
}
sketchy.prototype =
{
context: null,
prevMouseX: null, prevMouseY: null,
points: null, count: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
this.context.globalCompositeOperation = 'source-over';
this.points = new Array();
this.count = 0;
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
stroke: function( mouseX, mouseY )
{
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
this.points.push( [ mouseX, mouseY ] );
this.context.strokeStyle = "rgba("+cR+","+cG+","+cB+", 0.05)";
this.context.beginPath();
this.context.moveTo(this.prevMouseX, this.prevMouseY);
this.context.lineTo(mouseX, mouseY);
this.context.stroke();
this.context.strokeStyle = "rgba("+cR+","+cG+","+cB+", 0.05 )";
var inf = _influence.sketch.def;
for (var i = 0; i < this.points.length; i++)
{
var dx = this.points[i][0] - this.points[this.count][0];
var dy = this.points[i][1] - this.points[this.count][1];
var d = dx * dx + dy * dy;
if (_key == 49) { inf = _influence.sketch.low; }
if (_key == 50) { inf = _influence.sketch.medium;}
if (_key == 51) { inf = _influence.sketch.large;}
if (_key == 52) { inf = _influence.sketch.xl;}
if (d < inf && Math.random() > d / 2000)
{
this.context.beginPath();
this.context.moveTo( this.points[this.count][0] + (dx * 0.3), this.points[this.count][1] + (dy * 0.3));
this.context.lineTo( this.points[i][0] - (dx * 0.3), this.points[i][1] - (dy * 0.3));
this.context.stroke();
}
}
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
this.count ++;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function squares( context )
{
this.init( context );
}
squares.prototype =
{
context: null,
prevMouseX: null, prevMouseY: null,
init: function( context )
{
this.context = context;
this.context.globalCompositeOperation = 'source-over';
this.context.strokeStyle = "rgba(0, 0, 0, 1)";
this.context.fillStyle = "rgba(255, 255, 255, 1)";
this.context.lineWidth = 1;
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
stroke: function( mouseX, mouseY )
{
var dx = mouseX - this.prevMouseX;
var dy = mouseY - this.prevMouseY;
var angle = 1.57079633;
var px = Math.cos(angle) * dx - Math.sin(angle) * dy;
var py = Math.sin(angle) * dx + Math.cos(angle) * dy ;
this.context.beginPath();
this.context.moveTo(this.prevMouseX - px, this.prevMouseY - py);
this.context.lineTo(this.prevMouseX + px, this.prevMouseY + py);
this.context.lineTo(mouseX + px, mouseY + py);
this.context.lineTo(mouseX - px, mouseY - py);
this.context.lineTo(this.prevMouseX - px, this.prevMouseY - py);
this.context.fill();
this.context.stroke();
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function web( context )
{
this.init( context );
}
web.prototype =
{
context: null,
prevMouseX: null, prevMouseY: null,
points: null, count: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
this.context.globalCompositeOperation = 'source-over';
this.points = new Array();
this.count = 0;
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
stroke: function( mouseX, mouseY )
{
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
this.points.push( [ mouseX, mouseY ] );
this.context.strokeStyle = "rgba("+cR+","+cG+","+cB+", 0.5)";
this.context.beginPath();
this.context.moveTo(this.prevMouseX, this.prevMouseY);
this.context.lineTo(mouseX, mouseY);
this.context.stroke();
this.context.strokeStyle = "rgba("+cR+","+cG+","+cB+", 0.1)";
for (var i = 0; i < this.points.length; i++)
{
var dx = this.points[i][0] - this.points[this.count][0];
var dy = this.points[i][1] - this.points[this.count][1];
var d = dx * dx + dy * dy;
if (d < 2500 && Math.random() > 0.9)
{
this.context.beginPath();
this.context.moveTo( this.points[this.count][0], this.points[this.count][1]);
this.context.lineTo( this.points[i][0], this.points[i][1]);
this.context.stroke();
}
}
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
this.count ++;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
function eraser( context )
{
this.init( context );
}
eraser.prototype =
{
context: null,
prevMouseX: null, prevMouseY: null,
points: null, count: null,
init: function( context )
{
this.context = context;
this.context.lineWidth = 1;
this.points = new Array();
this.count = 0;
},
destroy: function()
{
},
strokeStart: function( mouseX, mouseY )
{
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
},
stroke: function( mouseX, mouseY )
{
var eraserSize = $('#eraserSize').val();
var cR = $("#R").val();
var cG = $("#G").val();
var cB = $("#B").val();
this.points.push( [ mouseX, mouseY ] );
this.context.strokeStyle = "rgba("+ cR +","+ cG +","+ cB +", 0.5)";
this.context.lineWidth = eraserSize;
this.context.lineCap = "round";
this.context.lineJoin = "round";
this.context.beginPath();
this.context.moveTo(this.prevMouseX, this.prevMouseY);
this.context.lineTo(mouseX, mouseY);
this.context.stroke();
this.prevMouseX = mouseX;
this.prevMouseY = mouseY;
this.count ++;
},
strokeEnd: function( mouseX, mouseY )
{
}
}
init();
</script>
</body>
</html>
Pastie << self Blog
