<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8"/>
<title>PHP中文网--HTML5文字d幕效果代码</title>
<style type="text/css">
*{
margin:0
padding:0
list-style: none
border:0
}
body{
background: #bcbcbc
}
.main{
width: 600px
height: 400px
margin:0 auto
position: relative
}
.main img{
position: absolute
right: 0
bottom:0
width: 100px
height: 100px
}
#canvas{
display: block
background: #000
}
</style>
</head>
<body>
<div class="main">
<canvas id="canvas">嗨帅哥您的浏览器不支持canvas赶紧去升级吧</canvas>
</div>
<script type="text/javascript">
var canvas=document.getElementById('canvas')
var ctx=canvas.getContext("2d")
var width=600
var height=400
var colorArr=["yellow","pink","orange","red","green"]
var textArr=[
"PHP中文网不错我经常去！",
"我用双手成就你的梦想",
"犯我德邦者，虽远必诛！",
"PHP中文网在线网络课程报名啦！！！",
"PHP中文网在线网络课程报名啦！！！",
"PHP中文网在线网络课程报名啦！！！",
"PHP中文网在线网络课程报名啦！！！",
"陷阵之志，有死无生",
"即使敌众我寡，末将亦能万军从中取敌将首级！"
]
canvas.width=width
canvas.height=height
var image=new Image()
ctx.font = "20px Courier New"
var numArrL=[80,100,5,300,500,430]//初始的X
var numArrT=[80,100,20,300,380,210]//初始的Y
setInterval(function(){
ctx.clearRect(0,0,canvas.width,canvas.height)
ctx.save()
for(var j=0j<textArr.lengthj++){
numArrL[j]-=(j+1)*0.6
ctx.fillStyle = colorArr[j]
ctx.fillText(textArr[j],numArrL[j],numArrT[j])
}
for(var i=0i<textArr.lengthi++){
if(numArrL[i]<=-500){
numArrL[i]=canvas.width
}
}
ctx.restore()
},30)
</script>
</body>
</html>
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