tween.js/examples/01_bars.html
2010-09-17 20:27:08 +01:00

90 lines
2.5 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<title>bars / Tween.js</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<link href="http://github.com/sole/sole.github.com/raw/master/tween.js/assets/style.css" media="screen" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="../build/Tween.js"></script>
<script type="text/javascript" src="http://github.com/mrdoob/stats.js/raw/master/build/Stats.js"></script>
</head>
<body>
<div id="info">
<h1><a href="http://github.com/sole/tween.js">tween.js</a></h1>
<h2>01 _ Bars</h2>
<p>1000 bars, moving horizontally, looped.</p>
</div>
<div id="target"></div>
<script type="text/javascript">
var stats;
var elems = [];
init();
setInterval(loop, 1000/120);
function init() {
stats = new Stats();
var sds = stats.domElement.style;
sds.position = 'absolute';
sds.right = '0px';
sds.top = '0px';
sds.margin = '4em 3em';
document.body.appendChild(stats.domElement);
elems = [];
for(var i = 0; i < 1000; i++) {
var elem = {};
var domElement = document.createElement('div');
var bg = (Math.random() * 0xffffff) >> 0;
domElement.style.position = 'absolute';
domElement.style.top = (Math.random() * window.innerHeight) + 'px';
domElement.style.background = '#' + bg.toString(16);
var startValue = 500 + (Math.random() - Math.random()) * 250;
var endValue = 500 + (Math.random() - Math.random()) * 250;
domElement.style.marginLeft = startValue + 'px';
domElement.style.fontFamily = 'Helvetica, Arial, sans-serif';
domElement.style.fontSize = '6px';
domElement.style.lineHeight = 0.5;
domElement.style.width = '100px';
domElement.style.height = '2px';
domElement.innerHTML = '' + i;
elem.domElement = domElement;
elem.margin = startValue;
var updateFunction = function() {
this.domElement.style.marginLeft = this.margin + 'px';
}
var tween = new TWEEN.Tween(elem)
.to(4, { margin: endValue })
.delay(Math.random())
.onUpdate(updateFunction)
.easing(TWEEN.Easing.Back.EaseOut)
.start();
var tweenBack = new TWEEN.Tween(elem, false)
.to(4, { margin: startValue})
.delay(Math.random())
.onUpdate(updateFunction);
tween.chain(tweenBack);
tweenBack.chain(tween);
document.body.appendChild(elem.domElement);
elems.push(elem);
}
}
function loop() {
stats.update();
TWEEN_MANAGER.update();
}
</script>
</body>
</html>