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<!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=gb2312" />
<title>JavaScript ShowImages</title>
<link href="css/my.css" rel="stylesheet" type="text/css" />
<script src="js/my.js" type="text/javascript"></script>
</head>
<body>
<div class="container" id="idTransformView">
<ul class="slider" id="idSlider">
<li><img src="images/01.jpg"/></li>
<li><img src="images/02.jpg"/></li>
<li><img src="images/03.jpg"/></li>
<li><img src="images/04.jpg"/></li>
</ul>
<ul class="num" id="idNum">
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
</ul>
</div>
</body>
</html>
@charset "utf-8";
.container, .container *{margin:0; padding:0;}
.container{width:510px; height:240px; overflow:hidden;position:relative;}
.slider{position:absolute;}
.slider li{ list-style:none;display:inline;}
.slider img{ width:510px; height:240px; display:block;}
.num{ position:absolute; right:5px; bottom:5px;}
.num li{
float: left;
color: #FF7300;
text-align: center;
line-height: 30px;
width: 30px;
height: 30px;
font-family: Arial;
font-size: 12px;
cursor: pointer;
overflow: hidden; /**/
margin: 3px 1px;
background-image:url(../images/round1.png);
}
.num li.on{ /*ť*/
color: #fff;
line-height: 30px;
width: 30px;
height: 30px;
font-size: 16px;
margin: 0 1px;
border: 0;
background-image:url(../images/round1.png);
font-weight: bold;
}
var $ = 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 = {
initialize: function(container, slider, parameter, count, options) {
if(parameter <= 0 || count <= 0) return;
var oContainer = $(container), oSlider = $(slider), oThis = this;
this.Index = 0;
this._timer = null;
this._slider = oSlider;
this._parameter = parameter;
this._count = count || 0;
this._target = 0;
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;
},
SetOptions: function(options) {
this.options = {
Up: true,
Step: 5,
Time: 10,
Auto: true,
Pause: 2000,
onStart: function(){},
onFinish: function(){}
};
Object.extend(this.options, options || {});
},
//start
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();
},
//move
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); }
}
},
//length
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;
},
//stop
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 objs = $("idNum").getElementsByTagName("li");
var tv = new TransformView("idTransformView", "idSlider", 240, 4, {
onStart : function(){ Each(objs, function(o, i){ o.className = tv.Index == i ? "on" : ""; }) }//Button Style
});
tv.Start();
Each(objs, function(o, i){
o.onmouseover = function(){
o.className = "on";
tv.Auto = false;
tv.Index = i;
tv.Start();
}
o.onmouseout = function(){
o.className = "";
tv.Auto = true;
tv.Start();
}
})
////////////////////////test2
var objs2 = $("idNum2").getElementsByTagName("li");
var tv2 = new TransformView("idTransformView2", "idSlider2", 408, 3, {
onStart: function(){ Each(objs2, function(o, i){ o.className = tv2.Index == i ? "on" : ""; }) },//Button Style
Up: false
});
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();
}
})
}