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我在html页面中有多个图像。我想使用html2canvas将页面转换为图像。图像是本地的并且来自相同的源。它始终保持显示错误msg “无法从画布获取图像数据,因为画布已被交叉源数据污染。”html2canvas为具有来自同一来源的多个图像的html页面
相同的代码将适用于一个图像或同一图像的多个副本。
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<meta name="language" content="de">
<script type="text/javascript" src="./js/jquery-1.9.1.js"></script>
<script type="text/javascript" src="js/html2canvas.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
var target = $('#mainDiv');
html2canvas(target, {
onrendered: function(canvas) {
var data = canvas.toDataURL();
var img = document.getElementById('img1');
img.src = data;
}
});
});
</script>
</head>
<body>
<div id="mainDiv">
<div id="div1" ><p>paragraph 1 paragraph 1 paragraph 1 paragraph 1 paragraph 1 paragraph 1 paragraph 1 paragraph 1 </p></div>
<div id="div2" ><p>paragraph2 paragraph2 paragraph2 paragraph2 paragraph2 paragraph2 paragraph2 paragraph2 </p></div>
<img src="images/01.jpg" >
<img src="images/02.jpg" >
<img src="images/03.jpg" >
<img src="images/04.jpg" >
</div>
<img id="img1"></img>
</body>
</html>
我不知道什么是错误消息mean.Also如果有人能告诉我如何使多个图像这项工作,这将是非常有益的