转载  网页截屏(HTML2Canvas)

分类: 2015-04-20T14:13:15    694人阅读   
<!DOCTYPE html>
<html>
<head>
<meta name="layout" content="main">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />  
<script type="text/javascript" src="http://lib.sinaapp.com/js/jquery/1.9.1/jquery-1.9.1.min.js"></script>
<script type="text/javascript" src="http://html2canvas.hertzen.com/build/html2canvas.js"></script>

<script  type="text/javascript" >
$(document).ready( function(){
$(".example1").on("click", function(event) {
event.preventDefault();
html2canvas(document.body, {
allowTaint: true,
taintTest: false,
onrendered: function(canvas) {
canvas.id = "mycanvas";
//document.body.appendChild(canvas);
//生成base64图片数据
var dataUrl = canvas.toDataURL();
var newImg = document.createElement("img");
newImg.src =  dataUrl;
document.body.appendChild(newImg);
}
});
}); 

});

</script>
</head>
<body>

Hello!
<div class="" style="background-color: #abc;">
计算机天堂测试html5页面截图
<br>jsjtt.com
</div>

<textArea id="textArea" col="20" rows="10" ></textArea>
<input class="example1" type="button" value="button">
生成界面如下:
</body>
</html>

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