<!DOCTYPE html>

<html>

<head>

<title>TweenJS: CSS Tweening Example</title>

<link rel="stylesheet" href="assets/demoStyles.css" />

<script type="text/javascript" src="../lib/easeljs-0.5.0.min.js"></script> <!-- included for Ticker -->

<script type="text/javascript" src="../src/tweenjs/Tween.js"></script>

<script type="text/javascript" src="../src/tweenjs/CSSPlugin.js"></script>

<!-- We also provide hosted minified versions of all CreateJS libraries.

http://code.createjs.com -->

<script>

var colorSeed = 0;

function init() {

if (window.top != window) {

document.getElementById("header").style.display = "none";

}

createjs.CSSPlugin.install(createjs.Tween);

createjs.Ticker.setFPS(20);

var count = 600;

while (--count >= 0) {

var box = document.createElement("div");

box.style.width = "6px";

box.style.height = "2px";

box.style.position = "absolute";

box.style.borderRadius = "2px";

box.style.backgroundColor = "#0F0";

document.body.appendChild(box);

var a = (Math.random()*Math.PI*2*16|0)/16;

box.style.webkitTransform = "rotate("+a+"rad)";

var d = 30;

box.style.left = window.innerWidth/2+Math.cos(a-0.2-Math.random())*d+"px";

box.style.top = window.innerHeight/2+Math.sin(a-0.2-Math.random())*d+"px";

d = (Math.min(window.innerWidth,window.innerHeight)-16)/2*(Math.random()*0.3+0.7);

var x = window.innerWidth/2+Math.cos(a)*d;

var y = window.innerHeight/2+Math.sin(a)*d;

createjs.Tween.get(box, {loop:true}, true).set({opacity:"0"},box.style).wait(Math.random()*1000+1|0).call(updateColor).to({top:y,left:x,width:16,height:4,opacity:1},Math.random()*1500+1000,easeIn);

}

// tween the base color that divs will be assigned when they start moving:

createjs.Tween.get(this,{loop:true}).to({colorSeed:360},5000);

}

function updateColor(tween) {

// grab the tween's target (the style object), and update it's color

tween._target.style.backgroundColor = "hsl("+(Math.random()*60+colorSeed|0)+",100%,50%)";

}

// very simple easing equation:

function easeIn(ratio) {

return ratio*ratio;

}

</script>

</head>

<body onload="init();" style="background-color:#111111">

<header id="header" class="TweenJS">

<h1><span class="text-product">Tween<strong>JS</strong></span> CSS Plugin Example</h1>

<p>This example shows how a plugin can be used to override values in TweenJS. The CSSPlugin ensures the CSS position and size parameters all receive the "px" suffix required by CSS.</p>

</header>

</body>

</html>