代码如下:
<html>
<head>
<title>html5雨滴特效</title>
<style media=screen type=text/css>
img { display: none; }
body { overflow: hidden; }
#canvas { position: absolute; top: 0px; left: 0px; }
</style>
<script src=/jscss/demoimg/201401/rainyday.js type=text/javascript></script>
<script type=text/javascript>
function demo() {
var engine = new rainyday('canvas','demo1', window.innerwidth, window.innerheight);
engine.gravity = engine.gravity_non_linear;
engine.trail = engine.trail_drops;
engine.rain([
engine.preset(0, 2, 500)
]);
engine.rain([
engine.preset(3, 3, 0.88),
engine.preset(5, 5, 0.9),
engine.preset(6, 2, 1),
], 100);
}
</script>
</head>
<body onload=demo();>
<img id=demo1 src=/jscss/demoimg/201401/8390.jpg />
<div id=cholder>
<canvas id=canvas></canvas>
</div>
</body>
</html>
