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图片2d旋转

2015-12-12 17:48 363 查看
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body, ul, dl, dd, dt, ol, li, p, h1, h2, h3, h4, h5, h6, textarea, form, select, fieldset, table, td, div, input {margin:0;padding:0;-webkit-text-size-adjust: none; font-size:12px}

h1, h2, h3, h4, h5, h6{font-size:12px;font-weight:normal;}

li { list-style-type:none }

.column1_left { width:521px; margin:0 auto; text-align:center; border:1px solid #CCC; padding:2px }

.container { width:521px; height:306px; overflow:hidden; position:relative; background:#000 }

.slider li { list-style:none; display:inline; }

.slider img { width:521px; height:279px; display:block; border:0; }

.slider2 li { float:left; position:relative }

.num { position:absolute; right:100px; bottom:4px; height:20px; _bottom:1px; }

.num li { float: left; width:21px; height:20px; background:url(images/ink0721hui.png) no-repeat center center; _background:none; _filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/ink0721hui.png', sizingMethod='crop');

cursor: pointer; overflow: hidden; }

.num li.on { background:url(images/ink0721hui1.png) no-repeat center center; _background:none; _filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/ink0721hui1.png', sizingMethod='crop');

width:21px; height:20px; }

.idSiideer_pos{height:27px; line-height:27px; color:#FFF;position:absolute; left:0px; bottom:0px; width:321px; z-index:10; text-align:center;}

.idSiideer_pos2{height:27px; background:#000; position:absolute; left:0px; bottom:0px; width:321px;filter:alpha(opacity=50);opacity:0.5;}

</style>

</head>

<body>

<div style="background:#FFF; padding:50px;">

<!--效果开始-->

<div class="column1_left">

<div class="container" id="idTransformView2">

<ul class="slider slider2" id="idSlider2">

<li><a href=""><img src="images/0721js001.jpg"/></a>

<div class="idSiideer_pos">女星露背大比拼 谁是你心中的“美背女神”</div>

<div class="idSiideer_pos2"></div>

</li>

<li><a href=""><img src="images/0721js002.jpg"/></a>

<div class="idSiideer_pos">如此惊艳的造型,让人不禁感叹</div>

<div class="idSiideer_pos2"></div>

</li>

<li><a href=""><img src="images/0721js003.jpg"/></a>

<div class="idSiideer_pos">林志玲身穿前短后长的银色亮片裙亮相</div>

<div class="idSiideer_pos2"></div>

</li>

<li><a href=""><img src="images/0721js004.jpg"/></a>

<div class="idSiideer_pos">女星露背大比拼 谁是你心中的“美背女神”</div>

<div class="idSiideer_pos2"></div>

</li>

<li><a href=""><img src="images/0721js005.jpg"/></a>

<div class="idSiideer_pos">如此惊艳的造型,让人不禁感叹</div>

<div class="idSiideer_pos2"></div>

</li>

<li><a href=""><img src="images/0721js006.jpg"/></a>

<div class="idSiideer_pos">林志玲身穿前短后长的银色亮片裙亮相</div>

<div class="idSiideer_pos2"></div>

</li>

</ul>

<ul class="num" id="idNum2">

<li></li>

<li></li>

<li></li>

<li></li>

<li></li>

<li></li>

</ul>

</div>

</div>

<script type="text/javascript">

//计算idslider2的宽度开始

var kuan1=0;

var kuand=document.getElementById('idSlider2')

var kuan=document.getElementById('idSlider2').getElementsByTagName("li");

var tpz=kuan.length;//图片总个数

for(var i=0; i<kuan.length; i++){

kuan1+=521;

}

kuand.style.width=kuan1+'px';

//计算结束

var keVar = function (id) {

return "string" == typeof id ? document.getElementById(id) : id;

};

var Class = {

create: function() {

return function() {

this.initialize.apply(this, arguments);

}

}

}

Object.extend = function(destination, source) {

for (var property in source) {

destination[property] = source[property];

}

return destination;

}

var TransformView = Class.create();

TransformView.prototype = {

//容器对象,滑动对象,切换参数,切换数量

initialize: function(container, slider, parameter, count, options) {

if(parameter <= 0 || count <= 0) return;

var oContainer = keVar(container), oSlider = keVar(slider), oThis = this;

this.Index = 0;//当前索引

this._timer = null;//定时器

this._slider = oSlider;//滑动对象

this._parameter = parameter;//切换参数

this._count = count || 0;//切换数量

this._target = 0;//目标参数

this.SetOptions(options);

this.Up = !!this.options.Up;

this.Step = Math.abs(this.options.Step);

this.Time = Math.abs(this.options.Time);

this.Auto = !!this.options.Auto;

this.Pause = Math.abs(this.options.Pause);

this.onStart = this.options.onStart;

this.onFinish = this.options.onFinish;

oContainer.style.overflow = "hidden";

oContainer.style.position = "relative";

oSlider.style.position = "absolute";

oSlider.style.top = oSlider.style.left = 0;

},

//设置默认属性

SetOptions: function(options) {

this.options = {//默认值

Up: true,//是否向上(否则向左)

Step: 5,//滑动变化率

Time: 10,//滑动延时

Auto: true,//是否自动转换

Pause:
2000,//停顿时间(Auto为true时有效)

onStart:
function(){},//开始转换时执行

onFinish:
function(){}//完成转换时执行

};

Object.extend(this.options, options || {});

},

//开始切换设置

Start: function() {

if(this.Index < 0){

this.Index = this._count - 1;

} else if (this.Index >= this._count){ this.Index = 0; }

this._target = -1 * this._parameter * this.Index;

this.onStart();

this.Move();

},

//移动

Move: function() {

clearTimeout(this._timer);

var oThis = this, style = this.Up ? "top" : "left", iNow = parseInt(this._slider.style[style]) || 0, iStep = this.GetStep(this._target, iNow);

if (iStep != 0) {

this._slider.style[style] = (iNow + iStep) + "px";

this._timer = setTimeout(function(){ oThis.Move(); }, this.Time);

} else {

this._slider.style[style] = this._target + "px";

this.onFinish();

if (this.Auto) { this._timer = setTimeout(function(){ oThis.Index++; oThis.Start(); }, this.Pause); }

}

},

//获取步长

GetStep: function(iTarget, iNow) {

var iStep = (iTarget - iNow) / this.Step;

if (iStep == 0) return 0;

if (Math.abs(iStep) < 1) return (iStep > 0 ? 1 : -1);

return iStep;

},

//停止

Stop: function(iTarget, iNow) {

clearTimeout(this._timer);

this._slider.style[this.Up ? "top" : "left"] = this._target + "px";

}

};

window.onload=function(){

function Each(list, fun){

for (var i = 0, len = list.length; i < len; i++) { fun(list[i], i); }

};

var objs2 = keVar("idNum2").getElementsByTagName("li");

var tv2 = new TransformView("idTransformView2", "idSlider2", 321, tpz, {

onStart: function(){ Each(objs2, function(o, i){ o.className = tv2.Index == i ? "on" : ""; }) },//按钮样式

Up: false

});//6是轮播总数

tv2.Start();

Each(objs2, function(o, i){

o.onmouseover = function(){

o.className = "on";

tv2.Auto = false;

tv2.Index = i;

tv2.Start();

}

o.onmouseout = function(){

o.className = "";

tv2.Auto = true;

tv2.Start();

}

})

}

</script>

<!--End-->

</div>

<div style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';">

<p>适用浏览器:IE8、360、FireFox、Chrome、Safari、Opera、傲游、搜狗、世界之窗. </p>

<p>来源:<a href="http://sc.chinaz.com/" target="_blank">站长素材</a></p>

</div>

</body>

</html>
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