用jquery，写轮播图

最新推荐文章于 2024-03-14 19:48:19 发布
原创最新推荐文章于 2024-03-14 19:48:19 发布 · 365 阅读
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<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>京东轮播图</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .slider {
            height: 340px;
            width: 790px;
            margin: 100px auto;
            position: relative;
            overflow: hidden;
        }
        .slider ul{
            width: 7110px;

        }
        .slider ul li {
            float: left;
            /*position: absolute;
            display: none;*/
        }

        .slider ul li.blo {
            display: block;
        }

        .arrow {
            display: none;
        }

        .slider:hover .arrow {
            display: block;
        }

        .arrow-left,
        .arrow-right {
            font-family: "SimSun", "宋体";
            width: 30px;
            height: 60px;
            background-color: rgba(0, 0, 0, 0.1);
            position: absolute;
            top: 50%;
            margin-top: -30px;
            cursor: pointer;
            text-align: center;
            line-height: 60px;
            color: #fff;
            font-weight: 700;
            font-size: 30px;
        }

        .arrow-left:hover,
        .arrow-right:hover {
            background-color: rgba(0, 0, 0, .5);
        }

        .arrow-left {
            left: 0;
        }

        .arrow-right {
            right: 0;
        }

        .slider  ol {
            position: absolute;
            right: 265px;
            bottom: 10px;
            line-height: 20px;
            text-align: center;
        }

        .slider ol li {
            float: left;
            width: 20px;
            height: 20px;
            background: #fff;
            border-radius:50%;
            margin-left: 10px;
            cursor: pointer;
        }

       /* .slider ol li.current {
            background: #DB192A;
        }*/


    </style>
</head>
<body>
<div class="slider">
    <ul>
        <li class="blo"><a href="#"><img src="images/1.jpg" alt=""></a></li>
        <li><a href="#"><img src="images/2.jpg" alt=""></a></li>
        <li><a href="#"><img src="images/3.jpg" alt=""></a></li>
        <li><a href="#"><img src="images/4.jpg" alt=""></a></li>
        <li><a href="#"><img src="images/5.jpg" alt=""></a></li>
        <li><a href="#"><img src="images/6.jpg" alt=""></a></li>
        <li><a href="#"><img src="images/7.jpg" alt=""></a></li>
        <li><a href="#"><img src="images/8.jpg" alt=""></a></li>
    </ul>
   <ol>
       <li class="current"></li>
       <li></li>
       <li></li>
       <li></li>
       <li></li>
       <li></li>
       <li></li>
       <li></li>
   </ol>
    <!--箭头-->
    <div class="arrow">
        <span class="arrow-left">&lt;</span>
        <span class="arrow-right">&gt;</span>
    </div>
</div>

<script src="js/jquery-1.12.4.js"></script>
<script>
    var index=0;
//左箭头
    $(".arrow-left").click(function () {
        index--;
        if(index==-1){
         index=$(".slider>ul>li").length-1;
        }
        $(".slider>ul>li").eq(index).fadeIn().siblings().fadeOut();

    });
    //右箭头
    $(".arrow-right").click(function () {
        index++;
        if(index== $(".slider>ul>li").length){
          index=0;
        }
        $(".slider>ul>li").eq(index).fadeIn().siblings().fadeOut();
    });
    //小圆点
    $(".slider>ol>li").mouseenter(function () {
      var index= $(this).index();
        console.log($(this));
       $(this).toggleClass("current").siblings().removeClass("current");
        $(".slider>ul>li").eq(index).addClass("blo").siblings().removeClass("blo");
       // $(".slider>ul").stop().animate({"left":-790*index+"px"},1500);

    });
    $(".slider>ol>li").mouseleave(function () {
        $(this).css("backgroundColor","");
    });
//动画
    function move() {
       index++;
        $(".slider>ol>li").eq(index).css("backgroundColor","red").siblings("li").css("backgroundColor","");

        $(".slider>ul").animate({"margin-left":"-"+790*index+"px"},1500,   function () {
           if(index==$(".slider>ul>li").length){
               index=0;
               $(".slider>ul").animate({"margin-left":"0px"},0);
           }
       });
    }
    setInterval(move,1500);
</script>

</body>
</html>