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1、 本文实例讲述了JS实现的多张图片轮流播放幻灯片效果。分享给大家供大家参考，具体如下： <body style="width: 715px; height: 95px;"> <script language="javascript" type="text/javascript"> <!-- /************************************************** 名称: 图片轮播类 创建时间: 2010-07-11 zhangty 示例: 页面中已经存
2、在名为imgPlayer(或者别的ID也行)的节点. PImgPlayer.addItem( "test", "", " PImgPlayer.addItem( "test2", "", " PImgPlayer.addItem( "test3", "", " PImgPlayer.init( "imgPlayer", 200, 230 ); 备注: 适用于一个页面只有一个图片轮播的地方. ***********************************************
3、/ var PImgPlayer = { _timer : null, _items : [], _container : null, _index : 0, _imgs : [], intervalTime : 5000, //轮播间隔时间 init : function( objID, w, h, time ){ this.intervalTime = time || this.interva
4、lTime; this._container = document.getElementById( objID ); this._container.style.display = "block"; this._container.style.width = w + "px"; this._container.style.height = h + "px"; this._container.style.position = "
5、relative"; this._container.style.overflow = "hidden"; //this._container.style.border = "1px solid #fff"; var linkStyle = "display: block; TEXT-DECORATION: none;"; if( document.all ){ linkStyle += "FILTER:";
6、 linkStyle += "progid:DXImageTransform.Microsoft.Barn(duration=0.5, motion='out', orientation='vertical') "; linkStyle += "progid:DXImageTransform.Microsoft.Barn ( duration=0.5,motion='out',orientation='horizontal') "; linkStyle
7、 += "progid:DXImageTransform.Microsoft.Blinds ( duration=0.5,bands=10,Direction='down' )"; linkStyle += "progid:DXImageTransform.Microsoft.CheckerBoard()"; linkStyle += "progid:DXImageTransform.Microsoft.Fade(duration=0.5,overlap=0)";
8、nbsp; linkStyle += "progid:DXImageTransform.Microsoft.GradientWipe ( duration=1,gradientSize=1.0,motion='reverse' )"; linkStyle += "progid:DXImageTransform.Microsoft.Inset ()"; linkStyle += "progid:DXImageTransform.Microsoft.Iris ( duration=1,irisStyl
9、e=PLUS,motion=out )"; linkStyle += "progid:DXImageTransform.Microsoft.Iris ( duration=1,irisStyle=PLUS,motion=in )"; linkStyle += "progid:DXImageTransform.Microsoft.Iris ( duration=1,irisStyle=DIAMOND,motion=in )"; linkStyle +=
10、"progid:DXImageTransform.Microsoft.Iris ( duration=1,irisStyle=SQUARE,motion=in )"; linkStyle += "progid:DXImageTransform.Microsoft.Iris ( duration=0.5,irisStyle=STAR,motion=in )"; linkStyle += "progid:DXImageTransform.Microsoft.RadialWipe ( duration=0
11、5,wipeStyle=CLOCK )"; linkStyle += "progid:DXImageTransform.Microsoft.RadialWipe ( duration=0.5,wipeStyle=WEDGE )"; linkStyle += "progid:DXImageTransform.Microsoft.RandomBars ( duration=0.5,orientation=horizontal )"; linkStyle
12、 "progid:DXImageTransform.Microsoft.RandomBars ( duration=0.5,orientation=vertical )"; linkStyle += "progid:DXImageTransform.Microsoft.RandomDissolve ()"; linkStyle += "progid:DXImageTransform.Microsoft.Spiral ( duration=0.5,gridSizeX=16,gridSizeY=16
13、 )"; linkStyle += "progid:DXImageTransform.Microsoft.Stretch ( duration=0.5,stretchStyle=PUSH )"; linkStyle += "progid:DXImageTransform.Microsoft.Strips ( duration=0.5,motion=rightdown )"; linkStyle += "progid:DXImageTransform.M
14、icrosoft.Wheel ( duration=0.5,spokes=8 )"; linkStyle += "progid:DXImageTransform.Microsoft.Zigzag ( duration=0.5,gridSizeX=4,gridSizeY=40 ); width: 100%; height: 100%"; } // var ulStyle = "margin:0;width:"+w+"px;position:abso
15、lute;z-index:999;right:5px;FILTER:Alpha(Opacity=30,FinishOpacity=90, Style=1);overflow: hidden;bottom:-1px;height:16px; border-right:1px solid #fff;"; // var liStyle = "margin:0;list-style-type: none; margin:0;padding:0; float:right;"; //
16、nbsp; var baseSpacStyle = "clear:both; display:block; width:23px;line-height:18px; font-size:12px; FONT-FAMILY:'宋体';opacity: 0.6;"; baseSpacStyle += "border:1px solid #fff;border-right:0;border-bottom:0;"; baseSpacStyle += "color:#fff;text-align:center; cursor:poin
17、ter; "; // var ulHTML = ""; for(var i = this._items.length -1; i >= 0; i--){ var spanStyle = ""; if( i==this._index ){ spanStyle = baseSpacStyle + "background:#ff0000;
18、"; //初始化底部数字的颜色 } else { spanStyle = baseSpacStyle + "background:#c0c0c0;"; //初始化底部数字的背景颜色 } ulHTML += "<li style=\""+liStyle+"\">"; ulHTML += "<span onmouseover=\"
19、PImgPlayer.mouseOver(this);\" onmouseout=\"PImgPlayer.mouseOut(this);\" style=\""+spanStyle+"\" onclick=\"PImgPlayer.play("+i+");return false;\" herf=\"javascript:;\" title=\"" + this._items[i].title + "\">" + (i+1) + "</span>"; ulHTML += "</li>"; &nb
20、sp; } // var html = "<a href=\""+this._items[this._index].link+"\" title=\""+this._items[this._index].title+"\" target=\"_blank\" style=\""+linkStyle+"\"></a><ul style=\""+ulStyle+"\">"+ulHTML+"</ul>"; this._container.innerHT
21、ML = html; var link = this._container.getElementsByTagName("A")[0]; link.style.width = w + "px"; link.style.height = h + "px"; link.style.background = 'url(' + this._items[0].img + ') no-repeat center center'; //
22、 this._timer = setInterval( "PImgPlayer.play()", this.intervalTime ); }, addItem : function( _title, _link, _imgURL ){ this._items.push ( {title:_title, link:_link, img:_imgURL } ); var img = new Image(); img.src =
23、imgURL; this._imgs.push( img ); }, play : function( index ){ if( index!=null ){ this._index = index; clearInterval( this._timer ); this._timer = setInterval( "PImgPlayer.pla
24、y()", this.intervalTime ); } else { this._index = this._index<this._items.length-1 ? this._index+1 : 0; } var link = this._container.getElementsByTagName("A")[0]; if(link.filters){
25、var ren = Math.floor(Math.random()*(link.filters.length)); link.filters[ren].Apply(); link.filters[ren].play(); } link.href = this._items[this._index].link; link.title = this._items[this._index].title;
26、 link.style.background = 'url(' + this._items[this._index].img + ') no-repeat center center'; // var liStyle = "margin:0;list-style-type: none; margin:0;padding:0; float:right;"; var baseSpacStyle = "clear:both; display:block; width
27、23px;line-height:18px; font-size:12px; FONT-FAMILY:'宋体'; opacity: 0.6;"; baseSpacStyle += "border:1px solid #fff;border-right:0;border-bottom:0;"; baseSpacStyle += "color:#fff;text-align:center; cursor:pointer; "; var ulHTML = "";
28、for(var i = this._items.length -1; i >= 0; i--){ var spanStyle = ""; if( i==this._index ){ spanStyle = baseSpacStyle + "background:#ff0000;"; //数字的颜色 } else {
29、 spanStyle = baseSpacStyle + "background:#c0c0c0;"; //数字的背景颜色 } ulHTML += "<li style=\""+liStyle+"\">"; ulHTML += "<span onmouseover=\"PImgPlayer.mouseOver(this);\" onmouseout=\"PImgPlayer.mouseOut(
30、this);\" style=\""+spanStyle+"\" onclick=\"PImgPlayer.play("+i+");return false;\" herf=\"javascript:;\" title=\"" + this._items[i].title + "\">" + (i+1) + "</span>"; ulHTML += "</li>"; } this._container.getElementsByTagName("UL
31、")[0].innerHTML = ulHTML; }, mouseOver : function(obj){ var i = parseInt( obj.innerHTML ); if( this._index!=i-1){ obj.style.color = "#ff0000"; } }, mouseOut : function(obj){ &
32、nbsp; obj.style.color = "#fff"; } } --> </script> <div id="imgADPlayer"></div> <script> PImgPlayer.addItem( "拉手网", " "./images/1001.jpg"); PImgPlayer.addItem( "糯米网", " "./images/1002.jpg"); PImgPlayer.addItem( "美团网", " "./images/1003.jpg"); PImgPlayer.init( "imgADPlayer", 715, 95 ); </script> </body> 希望本文所述对大家JavaScript程序设计有所帮助。
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