校园联盟 » 学术交流» JS实现图片的等比缩放

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发表于: 2008-06-21 22:30
JS:
function pic_reset(drawImage,thumbs_size) {   
    var max = thumbs_size.split(',');   
    var fixwidth = max[0];   
    var fixheight = max[1]; 
    w=drawImage.width;h=drawImage.height;   
    if(w>fixwidth) { drawImage.width=fixwidth;drawImage.height=h/(w/fixwidth);}   
    if(h>fixheight) { drawImage.height=fixheight;drawImage.width=w/(h/fixheight);}         
    drawImage.style.cursor= "pointer";   
    drawImage.onclick = function() { window.open(this.src);}   
    drawImage.title = "点击查看原始图片"; 
}


HTML:
<html>
<head>
<title>超哥一线之图片等比缩放</title>
<script language="javascript" type="text/javascript" src="js/Pic2.js"></script>
</head>
<body>
<img src="img/contents.jpg" ></img>
</body>
<html>
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