标签：etl splay scrollto com use 图片放大 移动 ack 上下
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>mutiplier</title>
<style type="text/css">
.conteainer{
width: 800px;
height: 900px;
/*margin-left: 50px auto;*/
position: relative;;
}
#ximg{
width: 384px;
height: 400px;
/*margin-left: 2px;*/
overflow: hidden;/* 超出隐藏 */
display: none;
position: absolute;
}
#move{
width: 80px;
height: 70px;
display: none;
position: absolute;
background-color: rgba(0,0,0,.4);
}
</style>
</head>
<body>
<div id="container">
<img id="img" src="img/campnou.jpg" width="384" height="214"> <!-- 1920 / 5 384 -->
<div id=move></div>
<div id="ximg">
<img src="img/campnou.jpg">
</div>
</div>
<script type="text/javascript">
//获取图片节点
var img = document.getElementById("img");
//获取div节点
var ximg = document.getElementById("ximg");
//鼠标移入事件
var move=document.getElementById("move");
img.onmouseover=function(){
var top = this.offsetTop;//当前图片距上方的距离
var left = this.offsetLeft+this.offsetWidth;//当前图片距左方的距离
ximg.style.top = top+"px";
ximg.style.left = left+"px";
ximg.style.display = "block";//让div显示出来
move.style.display="block"
}
//鼠标移动事件
img.onmousemove = function(ent){
//兼容
var event = ent || window.event;
//获取鼠标在图片上X轴的移动位置 水平
// var img_x = event.clientX-this.offsetLeft;
// //获取鼠标在图片上Y轴的移动位置 上下
// var img_y = event.clientY-this.offsetTop;
var img_x = event.clientX;
//获取鼠标在图片上Y轴的移动位置 上下
var img_y = event.clientY;
if(img_x>(384-40))
img_x=384-40;
if(img_x<40)
img_x=40;
if(img_y>(214-35))
img_y=214-35;
move.style.left=img_x-40+"px";
ximg.scrollLeft = (img_x-48)*5;
move.style.top=img_y-35+"px";
ximg.scrollTop = (img_y-50)*5;
}
//移出事件
img.onmouseout=function(){
ximg.style.display="none";
move.style.display="none";
}
</script>
</body>
</html>
标签：etl splay scrollto com use 图片放大 移动 ack 上下
原文地址：http://www.cnblogs.com/WhatTTEver/p/6933821.html
