可点击链接按钮使图片列表内所有图片随机显示，也可以通过鼠标拖动图片移动位置，实用随机排序js特效代码。
<!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">
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<title>图片列表随机显示js代码_武鸣人</title>
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<style type="text/css">
body,div,h2,ul,li{margin:0;padding:0;}
body{font:12px/1.5 Arail;}
.box_www_wuming_ren{width:860px;margin:10px 10px 10px 10px;background:#eee;border:1px solid #b8b8b8;overflow:hidden}
.title{height:30px;line-height:30px;font-size:14px;padding:0 15px 0 35px;border-bottom:1px solid #b8b8b8;background:#fafafa url(/img/20240221_www_wuming_ren_24.gif) 5px 50% no-repeat;}
.title span{float:left;}
.title a{float:right;color:#06f;outline:none;}
.title a:hover{color:red;}
.box_www_wuming_ren ul{float:left;padding:0 15px 15px 0;}
.box_www_wuming_ren li{float:left;width:140px;height:105px;padding:6px;background:#fff;border:1px solid #c3c3c3;display:inline;margin:15px 0 0 15px;list-style:none;}
.box_www_wuming_ren li img{float:left;width:140px;height:105px;}
.box_www_wuming_ren li.hig{padding:5px;border:2px dashed #f30;opacity:0.5;filter:alpha(opacity=50);}
</style>
<script type="text/javascript">
//获取ID
var $ = function (id) {return typeof id === "string" ? document.getElementById(id) : id};
//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
//获取tagName
var $$ = function (tagName, oParent) {return (oParent || document).getElementsByTagName(tagName)};
//获取class
var $$$ = function (sClass, oParent) {
var aClass = [],
i = 0,
reClass = new RegExp("(\\s|^)" + sClass + "($|\\s)"),
aElement = $$("*", oParent);
for (i = 0; i < aElement.length; i++)reClass.test(aElement[i].className) && aClass.push(aElement[i]);
return aClass
};
//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
//获取元素位置
function getPos(obj) {
var iTop = obj.offsetTop;
var iLeft = obj.offsetLeft;
while (obj.offsetParent)
{
iTop += obj.offsetParent.offsetTop;
iLeft += obj.offsetParent.offsetLeft;
obj = obj.offsetParent;
}
return {top:iTop, left:iLeft}
};
//创建照片墙对象
var PhotoWall = function () {this.initialize.apply(this, arguments)};
PhotoWall.prototype = {
initialize: function (obj, aData)
{
var oThis = this;
this.oParent = $(obj);
this.oUl = $$("ul", this.oParent)[0];
this.oBtn = $$("a", this.oParent)[0];
this.zIndex = 1;
this.aPos = [];
this.aData = aData;
this.dom = document.documentElement || document.body;
this.create();
this.oBtn.onclick = function () {oThis.randomOrder()}
},
create: function ()
{
var aFrag = document.createDocumentFragment();
var i = 0;
for (i = 0; i < this.aData.length; i++)
{
var oLi = document.createElement("li");
var oImg = document.createElement("img");
oImg.src = this.aData[i];
oLi.appendChild(oImg);
aFrag.appendChild(oLi)
}
this.oUl.appendChild(aFrag);
this.aLi = $$("li", this.oParent);
this.changeLayout()
},
changeLayout: function ()
{
var i = 0;
this.oParent.style.height = this.oParent.offsetHeight - 2 + "px";
this.aPos.length = 0;
for (i = 0; i < this.aLi.length; i++) this.aLi[i].style.cssText = "";
for (i = 0; i < this.aLi.length; i++)
{
this.aLi[i].index = i;
this.aLi[i].style.top = getPos(this.aLi[i]).top + "px";
this.aLi[i].style.left = getPos(this.aLi[i]).left + "px";
this.aPos.push({left:getPos(this.aLi[i]).left, top:getPos(this.aLi[i]).top})
}
for (i = 0; i < this.aLi.length; i++)
{
this.aLi[i].style.position = "absolute";
this.aLi[i].style.margin = "0";
this.drag(this.aLi[i])
}
},
drag: function (obj, handle)
{
var oThis = this;
var handle = handle || obj;
handle.style.cursor = "move";
handle.onmousedown = function (event)
{
var event = event || window.event;
var disX = event.clientX - this.offsetLeft;
var disY = event.clientY - this.offsetTop;
var oNear = null;
handle.style.zIndex = oThis.zIndex++;
document.onmousemove = function (event)
{
var event = event || window.event;
var iL = event.clientX - disX;
var iT = event.clientY - disY;
var maxL = Math.max(oThis.dom.clientWidth, oThis.dom.scrollWidth) - handle.offsetWidth;
var maxT = Math.max(oThis.dom.clientHeight, oThis.dom.scrollHeight) - handle.offsetHeight;
iL < 0 && (iL = 0);
iT < 0 && (iT = 0);
iL > maxL && (iL = maxL);
iT > maxT && (iT = maxT);
handle.style.left = iL + "px";
handle.style.top = iT + "px";
oNear = oThis.findNearest(obj);
for (var i = 0; i < oThis.aLi.length; i++) oThis.aLi[i].className = "";
oNear && (oNear.className = "hig");
return false
};
document.onmouseup = function ()
{
document.onmousemove = null;
document.onmouseup = null;
if (oNear)
{
handle.index = [handle.index, oNear.index];
oNear.index = handle.index[0];
handle.index = handle.index[1];
oNear.style.zIndex = oThis.zIndex++;
oThis.doMove(handle, oThis.aPos[handle.index]);
oThis.doMove(oNear, oThis.aPos[oNear.index]);
oNear.className = "";
}
else
{
oThis.doMove(handle, oThis.aPos[handle.index])
}
handle.releaseCapture && handle.releaseCapture()
};
this.setCapture && this.setCapture();
return false
};
},
doMove: function (obj, iTarget, callback)
{
var oThis = this;
clearInterval(obj.timer);
obj.timer = setInterval(function ()
{
var iCurL = getPos(obj).left;
var iCurT = getPos(obj).top;
var iSpeedL = (iTarget.left - iCurL) / 5;
var iSpeedT = (iTarget.top - iCurT) / 5;
iSpeedL = iSpeedL > 0 ? Math.ceil(iSpeedL) : Math.floor(iSpeedL);
iSpeedT = iSpeedT > 0 ? Math.ceil(iSpeedT) : Math.floor(iSpeedT);
if (iCurL == iTarget.left && iCurT == iTarget.top)
{
clearInterval(obj.timer);
callback && callback()
}
else
{
obj.style.left = iCurL + iSpeedL + "px";
obj.style.top = iCurT + iSpeedT + "px"
}
}, 30)
},
findNearest: function (obj)
{
var aDistance = [];
var i = 0;
for (i = 0; i < this.aLi.length; i++) aDistance[i] = this.aLi[i] == obj ? Number.MAX_VALUE : this.getDistance(obj, this.aLi[i]);
var minNum = Number.MAX_VALUE;
var minIndex = -1;
for (i = 0; i < aDistance.length; i++) aDistance[i] < minNum && (minNum = aDistance[i], minIndex = i);
return this.isButt(obj, this.aLi[minIndex]) ? this.aLi[minIndex] : null
},
getDistance: function(obj1, obj2)
{
var a = (obj1.offsetLeft + obj1.offsetWidth / 2) - (obj2.offsetLeft + obj2.offsetWidth / 2);
var b = (obj1.offsetTop + obj1.offsetTop / 2) - (obj2.offsetTop + obj2.offsetTop / 2);
return Math.sqrt(a * a + b * b)
},
isButt: function (obj1, obj2)
{
var l1 = obj1.offsetLeft;
var t1 = obj1.offsetTop;
var r1 = l1 + obj1.offsetWidth;
var b1 = t1 + obj1.offsetHeight;
var l2 = obj2.offsetLeft;
var t2 = obj2.offsetTop;
var r2 = l2 + obj2.offsetWidth;
var b2 = t2 + obj2.offsetHeight;
return !(r1 < l2 || b1 < t2 || r2 < l1 || b2 < t1)
},
randomOrder: function ()
{
this.aPos.sort(function () {return Math.random() > 0.5 ? 1 : -1});
for (var i = 0; i < this.aLi.length; i++)
{
this.aLi[i].index = i;
this.doMove(this.aLi[i], this.aPos[i])
}
}
};
window.onload = function ()
{
var aBox = $$$("box_www_wuming_ren");
var aData = [];
var aExample = [];
var i = 0;
//生成图片数据
for (i = 0; i < 20; i++) aData[aData.length] = "/img/1/20240221_www_wuming_ren_" + i + ".jpg";
//循环创建多个实例
for (i = 0; i < aBox.length; i++)
{
var oExample = new PhotoWall(aBox[i], aData);
aExample.push(oExample)
}
this.onresize = function ()
{
for (var p in aExample) aExample[p].changeLayout()
};
this.onresize()
};//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
</script>
</head>
<body>
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<h2 class="title"><span>90后小姐姐列表</span><a href="javascript:;" class="order">随机排序</a></h2>
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