jQuery实现图片向左向右切换效果的简单实例

jQuery实现图片向左向右切换效果的简单实例

<div>   <div>     <img src="https://www.jb51.net/images/chugui.jpg">     <img src="https://www.jb51.net/images/ad_auto.jpg">     <img src="https://www.jb51.net/images/ad_home.jpg">     <img src="https://www.jb51.net/images/ad_nba.jpg">     <img src="https://www.jb51.net/images/ad_stock.jpg">     <img src="https://www.jb51.net/images/ad_yuetu.jpg">   </div>   <div>     <span>1</span>     <span>2</span>     <span>3</span>     <span>4</span>     <span>5</span>     <span>6</span>   </div> </div> //CSS样式 .container {   width: 1000px;   margin: 0 auto; } .imageRotation {   width: 1000px;   height: 480px;   position: relative;   overflow: hidden;   margin-top: 8px; } .imageBox {   position: absolute;   overflow: hidden;   display: block;   height: 480px; } .imageBox img {   width: 1000px;   height: 480px;   float: left;   border: none;   display: block; } .iconBox {   position: absolute;   width: 120px;   height: 12px;   line-height: 12px;   top: 444px;   right: 20px;   text-align: center; } .iconBox span {   width: 6px;   height: 6px;   border-radius: 10px;   text-align: center;   background: #555;   border: 2px solid #f5f5f5;   float: left;   text-indent: -999em;   margin-left: 5px;   cursor: pointer; } .iconBox span.active {   width: 6px;   height: 6px;   background: #820000;   border-radius: 10px;   text-align: center;   text-indent: -999em; } //js逻辑 $(function() {   $(".imageRotation").each(function() {     var imageRotation = this,     imageBox = $(imageRotation).children(".imageBox"),     iconBox = $(imageRotation).children(".iconBox"),     iconArr = $(iconBox).children(),     imageWidth = $(imageRotation).width(),     imageNum = $(imageBox).children().size(),     imageRollWidth = imageWidth * imageNum,     activeID = parseInt($($(iconBox).children(".active")).attr("rel")),     nextID = 0;     var setIntervalID,     setIntervalTime = 3000,     speed = 500;   //设置 图片容器 的宽度   $(imageBox).css({     'width': imageRollWidth + "px"   });   //图片切换函数   function imageRoll(clickID) {     if (clickID) {     nextID = clickID;     } else {       if (activeID <= 5) {         nextID = activeID + 1       } else {     nextID = 1;       }     }     //图标添加样式、删除样式     $(iconArr[activeID - 1]).removeClass("active");     $(iconArr[nextID - 1]).addClass("active");     $(imageBox).animate({       left: "-" + (nextID - 1) * imageWidth + "px"     }, speed);     activeID = nextID;   }   setIntervalID = setInterval(imageRoll, setIntervalTime);   //鼠标移动事件   $(imageBox).hover(function() {     clearInterval(setIntervalID);   }, function() {   setIntervalID = setInterval(imageRoll, setIntervalTime); });     //鼠标点击事件     $(iconArr).click(function() {       clearInterval(setIntervalID);       var clickID = parseInt($(this).attr("rel")); //获取当前点击图片的id       imageRoll(clickID);       setIntervalID = setInterval(imageRoll, setIntervalTime);       });    }); });

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