tween.js/examples/bars.html
2010-05-28 15:49:43 +01:00

73 lines
2.0 KiB
HTML

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>bars / tween.js</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<script type="text/javascript" src="../src/tween.js"></script>
<script type="text/javascript" src="http://github.com/mrdoob/stats.js/raw/master/build/stats.js"></script>
</head>
<body>
<div id="target"></div>
<script type="text/javascript">
var stats;
var elems = [];
init();
setInterval(loop, 1000/60);
function init() {
stats = new Stats();
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 start = 500 + (Math.random() - Math.random()) * 250;
var end = 500 + (Math.random() - Math.random()) * 250;
domElement.style.marginLeft = start + '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 = start;
var tween = new TWEEN.Tween(elem).property('margin', start, end).length(4).delay(Math.random()).start();
var tweenBack = new TWEEN.Tween(elem).property('margin', end, start).length(4).delay(Math.random());
tween.chain(tweenBack);
tweenBack.chain(tween);
TWEEN_MANAGER.addTween(tween);
TWEEN_MANAGER.addTween(tweenBack);
document.body.appendChild(elem.domElement);
elems.push(elem);
}
}
function loop() {
for(var i = 0; i < elems.length; i++) {
var e = elems[i];
e.domElement.style.marginLeft = e.margin + 'px';
}
stats.update();
TWEEN_MANAGER.update();
}
</script>
</body>
</html>