js获取div的坐标

浏览数：35 / 时间：2015年06月09日

html中最常使用的控件就是div了,那么如何获取div的坐标呢?

如何方法可以实现.

/***
 * 获取div的坐标
 * @param divObj
 * @returns {{width: number, height: number, left: *, top: Window}}
 */
com.whuang.hsj.divCoordinate=function(divObj){
    if(typeof divObj == ‘string‘){
        divObj=com.whuang.hsj.$$id(‘divObj‘);
    }
    return {‘width‘:divObj.offsetWidth,‘height‘:divObj.offsetHeight,
        ‘x‘:divObj.offsetLeft,‘y‘:divObj.offsetTop,
        ‘scrollLeft‘:com.whuang.hsj.getScroll().left,‘scrollTop‘:com.whuang.hsj.getScroll().top};
}
// Cross browser gets the position of scroll
com.whuang.hsj.getScroll=function(){
    return {
        top:document.documentElement.scrollTop || document.body.scrollTop,
        left:document.documentElement.scrollLeft || document.body.scrollLeft
    }
}

com.whuang.hsj.divCoordinate()方法介绍

功能:返回div坐标;

参数:div对象或div的id(字符串);

返回值:对象,有六个属性:

width:div自身的宽度;

height:div自身的高度;

x:div左上角的坐标x;

y:div左上角的坐标y;

scrollLeft:水平滚动条的位置

scrollTop:竖直滚动条的位置

测试页面:

<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <script type="text/javascript" src="js/jquery-1.10.1.js"></script>
    <script type="text/javascript" src="js/common_util.js"></script>
    <script type="text/javascript">


        
    function run(){
            var loc=com.whuang.hsj.divCoordinate(‘divObj‘);
//            document.writeln();
            com.whuang.hsj.$$id(‘text22‘).innerHTML="width:"+loc.width+" &nbsp; , &nbsp; height:"+loc.height+" &nbsp;, &nbsp;scrollTop:"+loc.scrollTop+" &nbsp;, &nbsp;scrollLeft:"+loc.scrollLeft+" &nbsp;,&nbsp;x:"+loc.x+" &nbsp;,&nbsp; y:"+loc.y;
        }
    </script>
</head>
<body>

<div style="width: 599px;height: 499px;background-color: mediumvioletred;" id="divObj"  >

</div>
<br>
<input type="button" value="run" onclick="run();" >
<div  id="text22" style="width: 400px;" >
    </div>
</body>
</html>

?运行结果:

?