js 放大镜效果在右边放大 放大后右边的文字被挤到旁边怎么可以让鼠标经过图片放大后在文字上方显示放大图
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/...
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<style type="text/css">
#div1 { width:304px; height:222px; position:relative; margin:30px auto 0px;}
#div1 img{width:304px; height:222px;}
#div1 span { width:100px; height:100px; background:red; left:0px;top:0px; position:absolute; display:none; filter:alpha(opacity:20); opacity:0.2;}
.show { width:100%; height:100%; background:red; position:absolute; z-index:10px; filter:alpha(opacity:10); opacity:0.1; left:0px; top:0px; }
#div2 {width:304px; height:222px; position:relative; display:none; overflow:hidden; margin:_222px auto 900px;}
#img1 { position:absolute;}
</style>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>JavaScript 图片放大代码</title>
<script type="text/javascript">
window.onload=function ()
{
var oDiv=document.getElementById('div1');
var oShow=oDiv.getElementsByTagName('div')[0];
var oSpan=oDiv.getElementsByTagName('span')[0];
var oImg=document.getElementById('img1');
oShow.onmouseover=function()
{
oSpan.style.display='block';
oImg.parentNode.style.display='block';
};
oShow.onmouseout=function()
{
oSpan.style.display='none';
oImg.parentNode.style.display='none';
};
oShow.onmousemove=function(ev)
{
var oEvent=ev||event;
var x=oEvent.clientX-oDiv.offsetLeft-oSpan.offsetWidth/2;
var y=oEvent.clientY-oDiv.offsetTop-oSpan.offsetHeight/2;
if(x<0)
{
x=0;
}
else if(x>oShow.offsetWidth-oSpan.offsetWidth)
{
x=oShow.offsetWidth-oSpan.offsetWidth;
}
if(y<0)
{
y=0;
}
else if(y>oShow.offsetHeight-oSpan.offsetHeight)
{
y=oShow.offsetHeight-oSpan.offsetHeight
}
oSpan.style.left=x+'px';
oSpan.style.top=y+'px';
var percentX=x/(oShow.offsetWidth-oSpan.offsetWidth);
var percentY=y/(oShow.offsetHeight-oSpan.offsetHeight);
var oImgparent=oImg.parentNode;
oImg.style.left=-percentX*(oImg.offsetWidth-oImgparent.offsetWidth)+'px';
oImg.style.top=-percentY*(oImg.offsetHeight-oImgparent.offsetHeight)+'px';
};
};
</script>
</head>
<body>
<div id="div1">
<img src="http://files.jb51.net/demoimg/201102/11_2_2.jpg" />
<span></span>
<div class="show"></div>
</div>
<div id="div2">
<img id="img1" src="http://files.jb51.net/demoimg/201102/11_2_2.jpg" />
</div>
</body>
</html>
这是代码
我只想要鼠标经过图片时在图片右边自动出现放大的图，而不是点击放大，我找的代码已经实现了放大功能，只是在显示放大图时原本挨着原图右边的文字等被放大图挤到一边了，各位大虾帮个忙哈，谢谢！ 展开
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<style type="text/css">
#div1 { width:304px; height:222px; position:relative; margin:30px auto 0px;}
#div1 img{width:304px; height:222px;}
#div1 span { width:100px; height:100px; background:red; left:0px;top:0px; position:absolute; display:none; filter:alpha(opacity:20); opacity:0.2;}
.show { width:100%; height:100%; background:red; position:absolute; z-index:10px; filter:alpha(opacity:10); opacity:0.1; left:0px; top:0px; }
#div2 {width:304px; height:222px; position:relative; display:none; overflow:hidden; margin:_222px auto 900px;}
#img1 { position:absolute;}
</style>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>JavaScript 图片放大代码</title>
<script type="text/javascript">
window.onload=function ()
{
var oDiv=document.getElementById('div1');
var oShow=oDiv.getElementsByTagName('div')[0];
var oSpan=oDiv.getElementsByTagName('span')[0];
var oImg=document.getElementById('img1');
oShow.onmouseover=function()
{
oSpan.style.display='block';
oImg.parentNode.style.display='block';
};
oShow.onmouseout=function()
{
oSpan.style.display='none';
oImg.parentNode.style.display='none';
};
oShow.onmousemove=function(ev)
{
var oEvent=ev||event;
var x=oEvent.clientX-oDiv.offsetLeft-oSpan.offsetWidth/2;
var y=oEvent.clientY-oDiv.offsetTop-oSpan.offsetHeight/2;
if(x<0)
{
x=0;
}
else if(x>oShow.offsetWidth-oSpan.offsetWidth)
{
x=oShow.offsetWidth-oSpan.offsetWidth;
}
if(y<0)
{
y=0;
}
else if(y>oShow.offsetHeight-oSpan.offsetHeight)
{
y=oShow.offsetHeight-oSpan.offsetHeight
}
oSpan.style.left=x+'px';
oSpan.style.top=y+'px';
var percentX=x/(oShow.offsetWidth-oSpan.offsetWidth);
var percentY=y/(oShow.offsetHeight-oSpan.offsetHeight);
var oImgparent=oImg.parentNode;
oImg.style.left=-percentX*(oImg.offsetWidth-oImgparent.offsetWidth)+'px';
oImg.style.top=-percentY*(oImg.offsetHeight-oImgparent.offsetHeight)+'px';
};
};
</script>
</head>
<body>
<div id="div1">
<img src="http://files.jb51.net/demoimg/201102/11_2_2.jpg" />
<span></span>
<div class="show"></div>
</div>
<div id="div2">
<img id="img1" src="http://files.jb51.net/demoimg/201102/11_2_2.jpg" />
</div>
</body>
</html>
这是代码
我只想要鼠标经过图片时在图片右边自动出现放大的图，而不是点击放大，我找的代码已经实现了放大功能，只是在显示放大图时原本挨着原图右边的文字等被放大图挤到一边了，各位大虾帮个忙哈，谢谢！ 展开
2个回答
展开全部
试试这个图片放大效果
鼠标移上去就会显示放大图片
里面有教程和源码
鼠标移上去就会显示放大图片
里面有教程和源码
参考资料： http://www.blueidea.com/common/shoutbox/redir.asp?4=y&id=11843
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