MzRotateImage.js
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上传日期:2014-05-16
资源大小:5604k
文件大小:5k
源码类别:
Applet
开发平台:
Java
- /*---------------------------------------------------------------------------*
- | Subject: Rotate AD
- | NameSpace: System.Web.UI.WebControls.MzRotateImage
- | Author: meizz
- | Created: 2006-11-11
- | Version: 2006-12-06
- |-----------------------------------
- | MSN: huangfr@msn.com QQ:112889082 Copyright (c) meizz
- | http://www.meizz.com/jsframework/ MIT-style license
- | The above copyright notice and this permission notice shall be
- | included in all copies or substantial portions of the Software
- *---------------------------------------------------------------------------*/
- //Using("System.Data.MzDataProvider");
- //Using("System.Web.Forms.MzBehavior");
- //node{url, target, summary, img, alt}
- function MzRotateImage()
- {
- MzDataProvider.call(this); this.stateChangeHandle(1);
- this.width = 280;
- this.height= 187;
- this.timer = null;
- this.interval = 3000;
- this.duration = 2000;
- this.activeIndex = 1;
- this.currentIndex = 0;
- this.floatControlBar = false;
- this.useFilter = System.ie && MzBrowser.version>=5.5;
- }
- MzRotateImage.Extends(MzDataProvider, "MzRotateImage");
- System.loadCssFile(System.resourcePath +"/MzRotateImage.css", "MzRotateImage_CSS");
- MzRotateImage.prototype.render=function()
- {
- this.dataInit(); this.images=new Array();
- var d = this.nodes = this.rootNode.childNodes;
- for(var i=0; i<d.length; i++)
- {
- this.images[i] = new Image();
- this.images[i].src = d[i].get("img");
- }
- var id=this.id="MzRotateImage_"+this.hashCode,s=[];
- var width = this.width = parseInt(this.width);
- var height = this.height = parseInt(this.height);
- s.push("<div id='"+id+"' style='width:"+width+"px;' class='MzRotateImage'>");
- s.push("<div id='"+id+"_ImageBox' class='MzRotateImage_ImageBox' style='height:"+ height +"px'>");
- if(this.useFilter) { if(d.length>0) //filter: revealTrans
- {
- var alt = d[0].get("alt"), src = this.images[0].src;
- s.push("<a href='#'><img alt='"+ alt +"' src='"+src+"' ");if(d.length>1)
- s.push("style='filter:revealTrans(duration="+(this.duration/1000)+")'");
- s.push(" id='"+ id +"_img' style='border: none' /></a>");}
- }
- else { for(i=0; i<d.length; i++) //new MzBehavior.Rotate()
- {
- s.push("<div id='"+id+"_item_"+i+"' style='width: "+width+"px;");
- if (i>0) s.push(" display: none;");
- s.push(" height: "+ height +"px; overflow: hidden;'>");
- s.push("<a href='"+ (d[i].get("url") || "#")+"'");
- s.push(" target='"+ (d[i].get("target") || "_self") +"'>");
- s.push("<img alt='"+(d[i].get("alt") || "") +"'");
- s.push(" src='"+ this.images[i].src +"' /></a></div>");}
- }
- s.push("</div><div style='width: "+ width +"px; ");
- s.push((this.floatControlBar?"margin-top: -16px":"") +"' ");
- s.push(" id='"+id+"_ControlBar' class='MzRotateImage_ControlBar'>");
- for(i=0;i<d.length;i++)s.push("<input type='button' value='"+(i+1)+"'/>");
- s.push("</div>"); s.push("</div>"); s = s.join("");
- this.stateChangeHandle(2); this._onload();
- return s;
- };
- MzRotateImage.prototype.stateChangeHandle=function(n)
- {
- this.readyState = n||0;
- this.dispatchEvent(new System.Event("onreadystatechange"));
- };
- MzRotateImage.prototype._onload=function()
- {
- var me=this;
- if(MzElement.check(this.id))
- {
- this.stateChangeHandle(4);
- if(this.useFilter) this.timer=
- setTimeout(function(){me.filter();}, me.interval+me.duration);
- else
- {
- this._rotate = new MzBehavior.Rotate(me.id +"_ImageBox",
- {interval:me.interval,duration:me.duration});
- this._rotate.addEventListeners("onchange", function(e)
- {
- me.activeIndex = e.target.activeIndex;
- me.currentIndex = e.target.currentIndex;
- e= new System.Event("onchange"); e.target=me;
- me.dispatchEvent(e);
- });
- }
- var A = MzElement.check(this.id+"_ControlBar").getElementsByTagName("INPUT");
- A[this.currentIndex].className = "active";
- this.addEventListeners("onchange", function(e)
- {
- for(var i=0; i<A.length; i++) A[i].className="";
- A[e.target.activeIndex].className = "active";
- });
- for(var i=0; i<A.length; i++)
- {
- var f=new Function("Instance('"+ this.hashCode +"').focus("+ i +")");
- A[i].onmouseover = f; A[i].onclick = f;
- }
- }
- else setTimeout(function(){me._onload();}, 10);
- };
- MzRotateImage.prototype.focus=function(n)
- {
- clearTimeout(this.timer);
- if(this.useFilter){this.activeIndex=n; this.filter();}
- else if(this._rotate) this._rotate.focus(n);
- };
- MzRotateImage.prototype.filter=function()
- {
- var me = this;
- if(me.dispatchEvent(new System.Event("onchange")))
- {
- var img; if(img=MzElement.check(me.id +"_img")){
- img.filters.revealTrans.Transition=23;
- img.filters.revealTrans.apply();
- var a = img.parentNode;
- var N=me.activeIndex;
- this.currentIndex = N;
- this.activeIndex = N+1>=me.nodes.length ? 0 : N+1;
- a.href = (me.nodes[N].get("url") || "#");
- a.target = (me.nodes[N].get("target") || "_self");
- img.src=me.images[N].src;
- img.filters.revealTrans.play();}
- }
- this.timer=setTimeout(function(){me.filter();}, me.interval+me.duration);
- };