html5 canvas雨点打到窗玻璃动画
HTML5下雨效果
效果预览：http://hovertree.com/texiao/html5/4.htm
以下是代码：
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<!doctype html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>HTML5 Canvas雨滴下落动画DEMO演示 - 何问起</title><base target="_blank" />
<link rel="stylesheet" type="text/css" href="http://hovertree.com/texiao/html5/4/hovertreemalize.css" />
<link rel="stylesheet" type="text/css" href="http://hovertree.com/texiao/html5/4/hovertreerain.css">
<style media="screen">
body {
overflow: hidden;
height: 100%;
margin: 0;
padding: 0;
}
img {
width: 100%;
height: 100%;
}
</style>
<script src="http://hovertree.com/texiao/html5/4/rainyday.min.js"></script>
<script>
function run() {
var image = document.getElementById(‘background‘);
image.onload = function() {
var engine = new RainyDay({
image: this
});
engine.rain([ [0, 2, 200], [3, 3, 1] ], 100);
};
image.crossOrigin = ‘anonymous‘;
image.src = ‘http://hovertree.com/texiao/html5/4/hovertree3.jpg‘;
}
</script>
<!--[if IE]>
<script src="http://hovertree.com/texiao/html5/4/html5shiv.min.js"></script>
<![endif]-->
</head>
<body onLoad="run();">
<header class="htmleaf-header">
<div class="htmleaf-demo center">
<a href="http://hovertree.com">何问起</a>
<a href="http://www.baidu.com/baidu?word=%E5%A4%A9%E6%B0%94+&ie=utf-8&tn=bds&cl=3&ct=2097152&si=hovertree.com&s=hovertree.com" class="current">天气预报</a>
<a href="http://hovertree.com/texiao/">特效</a>
<a href="http://hovertree.com/hvtart/bjae/a6w6e2qg.htm">原文</a>
<br />下雨了，记得收衣服关窗户，出门带雨伞
</div>
</header>
<img id="background" alt="background" src="" />
</body>
</html>
??更多：?http://ini.iteye.com/blog/2165698?
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原文：http://ini.iteye.com/blog/2262813