javascript之鼠标拖动位置互换效果代码_javascript技巧

来源：动视网责编：小采时间：2020-11-27 20:38:22

javascript之鼠标拖动位置互换效果代码_javascript技巧

javascript之鼠标拖动位置互换效果代码_javascript技巧:鼠标拖动，位置互换效果，主要用于div，提高用户体验等方面 div.box{ position:relative; padding:5px; background-color:#000; width:300px; height:300px; overflow:hidden; } div.box div.item{ float

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导读javascript之鼠标拖动位置互换效果代码_javascript技巧:鼠标拖动，位置互换效果，主要用于div，提高用户体验等方面 div.box{ position:relative; padding:5px; background-color:#000; width:300px; height:300px; overflow:hidden; } div.box div.item{ float

鼠标拖动，位置互换效果，主要用于div，提高用户体验等方面

<html xmlns="http://www.w3.org/1999/xhtml"> 
<body> 
<style type="text/css"> 
div.box{ 
position:relative; 
padding:5px; 
background-color:#000; 
width:300px; 
height:300px; 
overflow:hidden; 
} 
div.box div.item{ 
float:left; 
width:90px; 
height:90px; 
background-color:#ccc; 
margin:5px; 
position:relative; 
cursor:pointer; 
} 
div.mask{ 
 width:90px; 
 height:90px; 
 background-color:#f00; 
 opacity:0.8; 
 filter:progid:DXImageTransform.Microsoft.Alpha(opacity=80); 
 position:absolute; 
 visibility:hidden; 
 top:20px; 
 left:20px; 
 z-index:10; 
} 
</style> 
 
var darg = { 
 target : null, 
 ox : 0, 
 oy : 0 
}; 
var box = document.createElement("div"); 
box.className = "box"; 
var mask = document.createElement("div"); 
mask.className = "mask"; 
box.appendChild(mask); 
for(var i = 0; i < 9; i ++){ 
 var item = document.createElement("div"); 
 item.className = "item"; 
 item.appendChild(document.createTextNode(i + 1)); 
 item.onmousedown = function(){ 
 var e = arguments[0] || window.event; 
 var o = e.target || e.srcElement; 
 darg.target = o; 
 mask.style["top"] = o.offsetTop + "px"; 
 mask.style["left"] = o.offsetLeft + "px"; 
 mask.style["visibility"] = "visible"; 
 darg.ox = e.clientX - mask.offsetLeft; 
 darg.oy = e.clientY - mask.offsetTop; 
 } 
 box.appendChild(item); 
} 
document.body.appendChild(box); 
function getItem(x,y){ 
 x = x - box.offsetLeft; 
 y = y - box.offsetTop; 
 var o = box.childNodes[(3 - parseInt((box.offsetWidth - x)/100) + (2 - parseInt((box.offsetHeight - y)/100)) * 3)]; 
 var n = darg.target.nextSibling; 
 var on = o.nextSibling; 
 box.insertBefore(o,n); 
 box.insertBefore(darg.target,on); 
} 
document.onmousemove = function(){ 
 if(darg.target != null && darg.target.nodeType == 1){ 
 var e = arguments[0] || window.event; 
 mask.style["left"] = e.clientX - darg.ox + "px"; 
 mask.style["top"] = e.clientY - darg.oy + "px"; 
 } 
} 
box.onmouseup = function(){ 
 if(darg.target != null && darg.target.nodeType == 1){ 
 var e = arguments[0] || window.event; 
 var o = e.target || e.srcElement; 
 getItem(e.clientX,e.clientY); 
 darg.target = null; 
 } 
}

document.onmouseup = function(){ 
 darg.target = null; 
 mask.style["visibility"] = "hidden"; 
} 
</ script> 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

javascript之鼠标拖动位置互换效果代码_javascript技巧

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标签：鼠标 js javascript

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javascript之鼠标拖动位置互换效果代码_javascript技巧

javascript之鼠标拖动位置互换效果代码_javascript技巧

javascript之鼠标拖动位置互换效果代码_javascript技巧

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