以下是 360导航页图标拖动排序效果特效js代码 的示例演示效果:
部分效果截图:
HTML代码(index.html):
<!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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>360导航页图标拖动排序效果代码</title>
<script src="js/jq.js"></script>
<script>
$(function() {
function Pointer(x, y) {
this.x = x ;
this.y = y ;
}
function Position(left, top) {
this.left = left ;
this.top = top ;
}
$(".item_content .item").each(function(i) {
this.init = function() { // 初始化
this.box = $(this).parent() ;
$(this).attr("index", i).css({
position : "absolute",
left : this.box.offset().left,
top : this.box.offset().top
}).appendTo(".item_content") ;
this.drag() ;
},
this.move = function(callback) { // 移动
$(this).stop(true).animate({
left : this.box.offset().left,
top : this.box.offset().top
}, 500, function() {
if(callback) {
callback.call(this) ;
}
}) ;
},
this.collisionCheck = function() {
var currentItem = this ;
var direction = null ;
$(this).siblings(".item").each(function() {
if(
currentItem.pointer.x > this.box.offset().left &&
currentItem.pointer.y > this.box.offset().top &&
(currentItem.pointer.x < this.box.offset().left + this.box.width()) &&
(currentItem.pointer.y < this.box.offset().top + this.box.height())
) {
// 返回对象和方向
if(currentItem.box.offset().top < this.box.offset().top) {
direction = "down" ;
} else if(currentItem.box.offset().top > this.box.offset().top) {
direction = "up" ;
} else {
direction = "normal" ;
}
this.swap(currentItem, direction) ;
}
}) ;
},
this.swap = function(currentItem, direction) { // 交换位置
if(this.moveing) return false ;
var directions = {
normal : function() {
var saveBox = this.box ;
this.box = currentItem.box ;
currentItem.box = saveBox ;
this.move() ;
$(this).attr("index", this.box.index()) ;
$(currentItem).attr("index", currentItem.box.index()) ;
},
down : function() {
// 移到上方
var box = this.box ;
var node = this ;
var startIndex = currentItem.box.index() ;
var endIndex = node.box.index(); ;
for(var i = endIndex; i > startIndex ; i--) {
var prevNode = $(".item_content .item[index="+ (i - 1) +"]")[0] ;
node.box = prevNode.box ;
$(node).attr("index", node.box.index()) ;
node.move() ;
node = prevNode ;
}
currentItem.box = box ;
$(currentItem).attr("index", box.index()) ;
},
up : function() {
// 移到上方
var box = this.box ;
var node = this ;
var startIndex = node.box.index() ;
var endIndex = currentItem.box.index(); ;
for(var i = startIndex; i < endIndex; i++) {
var nextNode = $(".item_content .item[index="+ (i + 1) +"]")[0] ;
node.box = nextNode.box ;
$(node).attr("index", node.box.index()) ;
node.move() ;
node = nextNode ;
}
currentItem.box = box ;
$(currentItem).attr("index", box.index()) ;
}
}
directions[direction].call(this) ;
},
this.drag = function() { // 拖拽
var oldPosition = new Position() ;
var oldPointer = new Pointer() ;
var isDrag = false ;
var currentItem = null ;
$(this).mousedown(function(e) {
e.preventDefault() ;
oldPosition.left = $(this).position().left ;
oldPosition.top = $(this).position().top ;
oldPointer.x = e.clientX ;
oldPointer.y = e.clientY ;
isDrag = true ;
currentItem = this ;
}) ;
$(document).mousemove(function(e) {
var currentPointer = new Pointer(e.clientX, e.clientY) ;
if(!isDrag) return false ;
$(currentItem).css({
"opacity" : "0.8",
"z-index" : 999
}) ;
var left = currentPointer.x - oldPointer.x + oldPosition.left ;
var top = currentPointer.y - oldPointer.y + oldPosition.top ;
$(currentItem).css({
left : left,
top : top
}) ;
currentItem.pointer = currentPointer ;
// 开始交换位置
currentItem.collisionCheck() ;
}) ;
$(document).mouseup(function() {
if(!isDrag) return false ;
isDrag = false ;
currentItem.move(function() {
$(this).css({
"opacity" : "1",
"z-index" : 0
}) ;
}) ;
}) ;
}
this.init() ;
}) ;
}) ;
</script>
<style>
.item_content ul {
list-style:none;
}
.item_content ul li {
width:200px;
height:120px;
float:left;
margin:10px
}
.item_content {
width:740px;
height:460px;
border:1px solid #ccc;
margin:0 auto;
}
.item_content .item {
width:200px;
height:120px;
line-height:120px;
text-align:center;
cursor:pointer;
background:#ccc;
}
.item_content .item img {
width:200px;
height:120px;
border-radius:6px;
}
</style>
</head>
<body>
<div class="item_container">
<div class="item_content">
<ul>
<li>
<div class="item">
<img src="images/youku.png" />
</div>
</li>
<li>
<div class="item">
<img src="images/jd.png" />
</div>
</li>
<li>
<div class="item">
<img src="images/taobao.png" />
</div>
</li>
<li>
<div class="item">
<img src="images/fenghuan.png" />
</div>
</li>
<li>
<div class="item">
<img src="images/souhu.png" />
</div>
</li>
<li>
<div class="item">
<img src="images/wangyi.png" />
</div>
</li>
<li>
<div class="item">
<img src="images/renren.png" />
</div>
</li>
<li>
<div class="item">
<img src="images/360.png" />
</div>
</li>
<li>
<div class="item">
<img src="images/360game.png" />
</div>
</li>
</ul>
</div>
</div>
</body>
</html>
JS代码(jq.js):
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top:0;
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box-sizing:content-box;
display:block;
padding:0;
margin:0;
border:0";
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border:0;
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h&&(b=z.createElement("div"),c=z.createElement("div"),b.style.cssText=i,h.appendChild(b).appendChild(c),c.style.cssText="-webkit-box-sizing:border-box;
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box-sizing:border-box;
position:absolute;
display:block;
padding:1px;
border:1px;
width:4px;
margin-top:1%;
top:1%",n.swap(h,null!=h.style.zoom?{
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function Vb(a,b){
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var c=b.charAt(0).toUpperCase()+b.slice(1),d=b,e=Ub.length;
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function Wb(a,b){
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h>g;
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function Yb(a,b,c,d,e){
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var c=Kb(a,"opacity");
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css:function(a,b){
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if(n.isArray(b)){
for(d=Jb(a),e=b.length;
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g++)f[b[g]]=n.css(a,b[g],!1,d);
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V(this)?n(this).show():n(this).hide()}
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}
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}
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function gc(){
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function hc(a,b){
var c,d={
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for(b=b?1:0;
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e+=2-b)c=U[e],d["margin"+c]=d["padding"+c]=a;
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function ic(a,b,c){
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m.always(function(){
h.unqueued--,n.queue(a,"fx").length||h.empty.fire()}
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if(!n.isEmptyObject(o)){
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function kc(a,b){
var c,d,e,f,g;
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for(c in f)c in a||(a[c]=f[c],b[c]=e)}
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}
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var c=0,d=b?j.tweens.length:0;
if(e)return this;
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d>c;
c++)j.tweens[c].run(1);
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n.Animation=n.extend(lc,{
tweener:function(a,b){
n.isFunction(a)?(b=a,a=["*"]):a=a.split(" ");
for(var c,d=0,e=a.length;
e>d;
d++)c=a[d],fc[c]=fc[c]||[],fc[c].unshift(b)}
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var d=a&&"object"==typeof a?n.extend({
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var e=n.isEmptyObject(a),f=n.speed(b,c,d),g=function(){
var b=lc(this,n.extend({
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(e||n._data(this,"finish"))&&b.stop(!0)}
;
return g.finish=g,e||f.queue===!1?this.each(g):this.queue(f.queue,g)}
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if(e)g[e]&&g[e].stop&&d(g[e]);
else for(e in g)g[e]&&g[e].stop&&dc.test(e)&&d(g[e]);
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e--;
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(b||!c)&&n.dequeue(this,a)}
)}
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var b,c=n._data(this),d=c[a+"queue"],e=c[a+"queueHooks"],f=n.timers,g=d?d.length:0;
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g>b;
b++)d[b]&&d[b].finish&&d[b].finish.call(this);
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n.fn[b]=function(a,d,e){
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}
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opacity:"hide"}
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opacity:"toggle"}
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}
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var a,b=n.timers,c=0;
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c<b.length;
c++)a=b[c],a()||b[c]!==a||b.splice(c--,1);
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c.stop=function(){
clearTimeout(d)}
}
)}
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var mc=/\r/g;
n.fn.extend({
val:function(a){
var b,c,d,e=this[0];
{
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n.removeAttr(this,a)}
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var b=n.find.attr(a,"tabindex");
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