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<!DOCTYPE html>
<html lang="en">
<head>
<title>Tween.js / hello world!</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<link href="css/style.css" media="screen" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="info">
<h1><a href="http://github.com/tweenjs/tween.js">tween.js</a></h1>
<h2>00 _ hello world</h2>
<p>Simple example for illustrating the creation and chaining of tweens.</p>
</div>
<div id="target" style="position:absolute; top: 100px; left: 100px; width: 100px; height: 100px; background: #a0dde9; padding: 1em;">
hello world!
</div>
<script src="../src/Tween.js"></script>
<script src="js/RequestAnimationFrame.js"></script>
<script>
var position;
var target;
var tween, tweenBack;
init();
animate();
function init() {
position = {x: 100, y: 100, rotation: 0};
target = document.getElementById('target');
tween = new TWEEN.Tween(position)
.to({x: 700, y: 200, rotation: 359}, 2000)
.delay(1000)
.easing(TWEEN.Easing.Elastic.InOut)
.onUpdate(update);
tweenBack = new TWEEN.Tween(position)
.to({x: 100, y: 100, rotation: 0}, 3000)
.easing(TWEEN.Easing.Elastic.InOut)
.onUpdate(update);
tween.chain(tweenBack);
tweenBack.chain(tween);
tween.start();
}
function animate( time ) {
requestAnimationFrame( animate );
TWEEN.update( time );
}
function update() {
target.style.left = position.x + 'px';
target.style.top = position.y + 'px';
target.style.webkitTransform = 'rotate(' + Math.floor(position.rotation) + 'deg)';
target.style.MozTransform = 'rotate(' + Math.floor(position.rotation) + 'deg)';
}
</script>
</body>
</html>