JS图片的变换

    技术2022-05-20  30

    <!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>图片切换效果</title><script>/*! * RevealTrans * Copyright (c) 2010 cloudgamer * Blog: http://cloudgamer.cnblogs.com/ * Date: 2008-5-23 */

    var isIE = (document.all) ? true : false; //判断是否是IE 有元素的时候为true否则为false

    var $ = function (id) { return "string" == typeof id ? document.getElementById(id) : id;};

    var Class = { create: function() {  return function() { this.initialize.apply(this, arguments); } }}

    var Extend = function(destination, source) { for (var property in source) {  destination[property] = source[property]; }}

    var Bind = function(object, fun) { return function() {  return fun.apply(object, arguments); }}

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

    //ie onlyvar RevealTrans = Class.create();RevealTrans.prototype = {  initialize: function(container, options) { this._img = document.createElement("img"); this._a = document.createElement("a");  this._timer = null;//计时器 this.Index = 0;//显示索引 this._onIndex = -1;//当前索引  this.SetOptions(options);  this.Auto = !!this.options.Auto; this.Pause = Math.abs(this.options.Pause); this.Duration = Math.abs(this.options.Duration); this.Transition = parseInt(this.options.Transition); this.List = this.options.List; this.onShow = this.options.onShow;  //初始化显示区域 this._img.style.visibility = "hidden";//第一次变换时不显示红x图 this._img.style.width = this._img.style.height = "100%"; this._img.style.border = 0; this._img.onmouseover = Bind(this, this.Stop); this._img.onmouseout = Bind(this, this.Start); isIE && (this._img.style.filter = "revealTrans()");  this._a.target = "_blank";  $(container).appendChild(this._a).appendChild(this._img);  },  //设置默认属性  SetOptions: function(options) { this.options = {//默认值  Auto:  true,//是否自动切换  Pause:  1000,//停顿时间(微妙)  Duration: 1,//变换持续时间(秒)  Transition: 23,//变换效果(23为随机)  List:  [],//数据集合,如果这里不设置可以用Add方法添加  onShow:  function(){}//变换时执行 }; Extend(this.options, options || {});  },  Start: function() { clearTimeout(this._timer); //如果没有数据就返回 if(!this.List.length) return; //修正Index if(this.Index < 0 || this.Index >= this.List.length){ this.Index = 0; } //如果当前索引不是显示索引就设置显示 if(this._onIndex != this.Index){ this._onIndex = this.Index; this.Show(this.List[this.Index]); } //如果要自动切换 if(this.Auto){  this._timer = setTimeout(Bind(this, function(){ this.Index++; this.Start(); }), this.Duration * 1000 + this.Pause); }  },  //显示  Show: function(list) { if(isIE){  //设置变换参数  with(this._img.filters.revealTrans){   Transition = this.Transition; Duration = this.Duration; apply(); play();  } } this._img.style.visibility = ""; //设置图片属性 this._img.src = list.img; this._img.alt = list.text; //设置链接 !!list["url"] ? (this._a.href = list["url"]) : this._a.removeAttribute("href"); //附加函数 this.onShow();  },  //添加变换对象  Add: function(sIimg, sText, sUrl) { this.List.push({ img: sIimg, text: sText, url: sUrl });  },  //停止  Stop: function() { clearTimeout(this._timer);  }};

    </script></head><body><style type="text/css">.container{ width:280px; height:200px; border:1px solid #eee; position:relative;}#idPicText{ background:#eee; line-height:25px; text-align:center; font-weight:bold; width:282px; white-space:nowrap; overflow:hidden; font-size:12px;}#idPicText a{ text-decoration:none; color:#333; display:block;}#idPicList img{ cursor:pointer; width:65px; height:50px; filter:alpha(opacity=50); -moz-opacity: .5; opacity: .5; border:0; margin:10px;}#idPicList img.on{ filter:alpha(opacity=100); -moz-opacity: 1; opacity: 1;}

    #idNum{ position:absolute; right:5px; bottom:5px;}#idNum li{ float: left; list-style:none; color: #fff; text-align: center; line-height: 16px; width: 16px; height: 16px; font-family: Arial; font-size: 12px; cursor: pointer; margin: 1px; border: 1px solid #707070; background-color: #060a0b;}#idNum li.on{ line-height: 18px; width: 18px; height: 18px; font-size: 14px; border: 0; background-color: #ce0609; font-weight: bold;}

    </style>

    <div id="idShow" class="container"></div>

    <div id="idPicShow" class="container">  <ul id="idNum">  </ul></div><div id="idPicText"></div><div id="idPicList"></div>

    <script>var r = new RevealTrans("idShow");

    //添加变换对象r.Add('http://images.cnblogs.com/cnblogs_com/cloudgamer/143727/r_rt_1.jpg', '图片变换效果', 'http://www.cnblogs.com/cloudgamer/archive/2008/05/23/1205642.html');r.Add('http://images.cnblogs.com/cnblogs_com/cloudgamer/143727/r_rt_2.jpg', '图片滑动展示效果', 'http://www.cnblogs.com/cloudgamer/archive/2008/05/13/1194272.html');r.Add('http://images.cnblogs.com/cnblogs_com/cloudgamer/143727/r_rt_3.jpg', '图片切换展示效果', 'http://www.cnblogs.com/cloudgamer/archive/2008/07/06/1236770.html');

    r.Start();

    //

    var rvt = new RevealTrans("idPicShow");

    //添加变换对象rvt.Add('http://images.cnblogs.com/cnblogs_com/cloudgamer/143727/r_rt_1.jpg', '图片变换效果', 'http://www.cnblogs.com/cloudgamer/archive/2008/05/23/1205642.html');rvt.Add('http://images.cnblogs.com/cnblogs_com/cloudgamer/143727/r_rt_2.jpg', '图片滑动展示效果', 'http://www.cnblogs.com/cloudgamer/archive/2008/05/13/1194272.html');rvt.Add('http://images.cnblogs.com/cnblogs_com/cloudgamer/143727/r_rt_3.jpg', '图片切换展示效果', 'http://www.cnblogs.com/cloudgamer/archive/2008/07/06/1236770.html');

    var oList = $("idPicList"), oText = $("idPicText"), arrImg = [];

    var oNum = $("idNum"), arrNum = [];

    //设置图片列表Each(rvt.List, function(list, i){ //图片式 var img = document.createElement("img"); img.src = list["img"]; img.alt = list["text"]; arrImg[i] = img; oList.appendChild(img); //按钮式 var li = document.createElement("li"); li.innerHTML = i + 1; arrNum[i] = li; oNum.appendChild(li); //事件设置 img.onmouseover = li.onmouseover = function(){ rvt.Auto = false; rvt.Index = i; rvt.Start(); }; img.onmouseout = li.onmouseout = function(){ rvt.Auto = true; rvt.Start(); };});

    //设置图片列表样式 文本显示区域rvt.onShow = function(){ var i = this.Index, list = this.List[i]; //图片式 Each(arrImg, function(o){ o.className = ""; }); arrImg[i].className = "on"; //按钮式 Each(arrNum, function(o){ o.className = ""; }); arrNum[i].className = "on"; //文本区域 oText.innerHTML = !!list.url ? "<a href='" + list.url + "' target='_blank'>" + list.text + "</a>" : list.text;}

    //文本显示区域oText.onmouseover = function(){ rvt.Auto = false; rvt.Stop(); };oText.onmouseout = function(){ rvt.Auto = true; rvt.Start(); };

    rvt.Start();

    </script><br /><script type="text/javascript"><!--google_ad_client = "ca-pub-0342339836871729";/* 728x90, 创建于 10-1-26 */google_ad_slot = "8648094726";google_ad_width = 728;google_ad_height = 90;//--></script><script type="text/javascript"src="http://pagead2.googlesyndication.com/pagead/show_ads.js"></script></body></html>


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