⾮常漂亮js动态球型云标签特效代码
<%@ page contentType="text/html;charset=UTF-8" language="java" import="java.util.*" pageEncoding="UTF-8" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<base target="_blank">
<title>tags</title>
</head>
<body>
<div id="tagsList" >
<span><a href="www.111cn">快递查询</a></span>
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<span><a href="www.111cn">机票</a></span>
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<span><a href="www.111cn">公交查询</a></span>
<span><a href="www.111cn">⾝份证</a></span>
<span><a href="www.111cn">天⽓预报</a></span>
<span><a href="www.111cn">在线翻译</a></span>
<span><a href="www.111cn">交通违章</a></span>
<span><a href="www.111cn">IP地址</a></span>
<span><a href="www.111cn">万年历</a></span>
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<span><a href="www.111cn">⽹页QQ</a></span>
<span><a href="www.111cn">百度输⼊法</a></span>
<span><a href="www.111cn">千千静听</a></span>
<span><a href="www.111cn">魔兽世界</a></span>
<span><a href="www.111cn">梦幻西游</a></span>
<span><a href="www.111cn">洛克王国</a></span>
<span><a href="www.111cn">DNF</a></span>
<span><a href="www.111cn">DOTA</a></span>
<span><a href="www.111cn">CF</a></span>
<span><a href="www.111cn">单机游戏</a></span>
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<span><a href="www.111cn">QQ飞车</a></span>
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<span><a href="www.111cn">连连看</a></span>
<span><a href="www.111cn">⽃地主</a></span>
<span><a href="www.111cn">合⾦弹头</a></span>
<span><a href="www.111cn">保卫萝⼘</a></span>
<span><a href="www.111cn">玫瑰⼩镇</a></span>
</div>
</body>
</html>
<style>body{background:#ffffff; padding:0;}
#tagsList {position:relative; width:600px; height:600px; margin: -50px auto; background:#ffffff;}
#tagsList a {position:absolute; top:0px; left:0px; font-family: Microsoft YaHei; color:#b27f3f; font-weight:bold; text-decoration:none; padding: 3px 6px; } #tagsList a:hover { color:#FF0000; letter-spacing:2px;}</style>
<script>;(function(){
var radius = 120;
var dtr = Math.PI/180;
var d=300;
var mcList = [];
var active = false;
var lasta = 1;
var lastb = 1;
var distr = true;
var tspeed=10;
var size=250;
var mouseX=0;
var mouseY=0;
var howElliptical=1;
var aA=null;
var oDiv=null;
window.οnlοad=function ()
{
var i=0;
var oTag=null;
ElementById('tagsList');
ElementsByTagName('a');
for(i=0;i<aA.length;i++)
{
oTag={};
oTag.offsetWidth=aA[i].offsetWidth;
oTag.offsetHeight=aA[i].offsetHeight;
mcList.push(oTag);
}
sineCosine( 0,0,0 );
positionAll();
oDiv.οnmοuseοver=function ()
{
active=true;
};
oDiv.οnmοuseοut=function ()
{
active=false;
};
oDiv.οnmοusemοve=function (ev)
{
var oEvent=window.event || ev;
mouseX=oEvent.clientX-(oDiv.offsetLeft+oDiv.offsetWidth/2);
mouseY=oEvent.clientY-(oDiv.offsetTop+oDiv.offsetHeight/2);
mouseX/=5;
mouseY/=5;
};
setInterval(update, 30);
};
function update()
{
var a;
var b;
if(active)
{
a = (-Math.min( Math.max( -mouseY, -size ), size ) / radius ) * tspeed;
b = (Math.min( Math.max( -mouseX, -size ), size ) / radius ) * tspeed; }
{
a = lasta * 0.98;
b = lastb * 0.98;
}
lasta=a;
lastb=b;
if(Math.abs(a)<=0.01 && Math.abs(b)<=0.01)
{
return;
}
var c=0;
sineCosine(a,b,c);
for(var j=0;j<mcList.length;j++)
{
var rx1=mcList[j].cx;
var ry1=mcList[j].cy*ca+mcList[j].cz*(-sa);
var rz1=mcList[j].cy*sa+mcList[j].cz*ca;
var rx2=rx1*cb+rz1*sb;
var ry2=ry1;
var rz2=rx1*(-sb)+rz1*cb;
var rx3=rx2*cc+ry2*(-sc);
var ry3=rx2*sc+ry2*cc;
var rz3=rz2;
mcList[j].cx=rx3;
mcList[j].cy=ry3;
mcList[j].cz=rz3;
per=d/(d+rz3);
mcList[j].x=(howElliptical*rx3*per)-(howElliptical*2); mcList[j].y=ry3*per;
mcList[j].scale=per;
mcList[j].alpha=per;
mcList[j].alpha=(mcList[j].alpha-0.6)*(10/6);
}
doPosition();
depthSort();
}
function depthSort()
{
var i=0;
var aTmp=[];
for(i=0;i<aA.length;i++)
{
aTmp.push(aA[i]);
}
aTmp.sort
(
function (vItem1, vItem2)
{
&)
{
return -1;
else &)
{
return 1;
}
else
{
return 0;
}
}
);
for(i=0;i<aTmp.length;i++)
{
aTmp[i].style.zIndex=i;
}
}
function positionAll()
{
var phi=0;
var theta=0;
var max=mcList.length;
var i=0;
var aTmp=[];
var ateDocumentFragment();
//随机排序
for(i=0;i<aA.length;i++)
{
aTmp.push(aA[i]);
}
aTmp.sort
(
function ()
{
return Math.random()<0.5?1:-1;
}
);
for(i=0;i<aTmp.length;i++)
{
oFragment.appendChild(aTmp[i]);
}
oDiv.appendChild(oFragment);
for( var i=1; i<max+1; i++){
if( distr )
{
phi = Math.acos(-1+(2*i-1)/max);
theta = Math.sqrt(max*Math.PI)*phi;
}
else
{
phi = Math.random()*(Math.PI);
theta = Math.random()*(2*Math.PI);
}
//坐标变换
mcList[i-1].cx = radius * s(theta)*Math.sin(phi); mcList[i-1].cy = radius * Math.sin(theta)*Math.sin(phi); mcList[i-1].cz = radius * s(phi);
aA[i-1].p=mcList[i-1].cy+oDiv.offsetHeight/2-mcList[i-1].offsetHeight/2+'px'; }
}
function doPosition()
{
var l=oDiv.offsetWidth/2;
var t=oDiv.offsetHeight/2;
for(var i=0;i<mcList.length;i++)
{
aA[i].style.left=mcList[i].cx+l-mcList[i].offsetWidth/2+'px';
aA[i].p=mcList[i].cy+t-mcList[i].offsetHeight/2+'px';
aA[i].style.il(12*mcList[i].scale/2)+8+'px';
aA[i].style.filter="alpha(opacity="+100*mcList[i].alpha+")";
aA[i].style.opacity=mcList[i].alpha;
}
}
function sineCosine( a, b, c)
{
sa = Math.sin(a * dtr);
ca = s(a * dtr);
sb = Math.sin(b * dtr);
cb = s(b * dtr);
sc = Math.sin(c * dtr);实现特效的代码js
cc = s(c * dtr);
}
})();
</script></td>
</tr>
</table>
效果图:
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