<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>HTML5 Canvas雷达扫描动画特效DEMO演示</title>
<style>
html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section{display:block}body{line-height:1}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote:before,blockquote:after,q:before,q:after{content:'';content:none}table{border-collapse:collapse;border-spacing:0}
</style>
<style>
body {
background: #000;
color: #aaa;
font: 100%/20px helvetica, arial, sans-serif;
}
canvas {
display: block;
height: 100%;
left: 0;
margin: 0;
padding: 0;
position: absolute;
top: 0;
width: 100%
}
#control-panel {
background: rgba(0,0,0,.75);
border: 1px solid #333;
left: 20px;
padding: 10px 15px;
position: absolute;
top: 20px;
z-index: 2;
}
p {
font-size: 12px;
margin: 0 0 5px;
}
label {
font-size: 12px;
font-weight: bold;
}
button {
display: block;
margin: 10px 0 5px;
}
a {
border-bottom: 1px dotted #444;
color: #fff;
font-size: 12px;
text-decoration: none;
}
</style>
<script src="js/prefixfree.min.js"></script>
</head>
<body>
<div id="control-panel">
<p>Click and drag to make more!</p>
<label>Trails: </label>
<input type="checkbox" id="trail" name="trail" checked />
<button id="clear">Clear</button>
</div>
<canvas id="c"></canvas>
<script src='js/jquery.js'></script>
<script src="js/index.js"></script>
</body>
</html>