无缝轮播图.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        *{
            padding: 0;
            margin: 0;
        }
        #view{
            width: 1900px;
            height: 412px;
            border: #dedede;
            position: relative;
            overflow: hidden; 
            margin: 0 auto;
        }
        #banner{
            width: 1900px;
            height: 412px;
            overflow: hidden;
            position: relative;
        }
        #banner div{
            width: 1900px;
            height: 412px;
            position: absolute;
            top: 0;
            left: 0;
            display: none;
            font-size: 50px;
            text-align: center;
            line-height: 412px;
        }
        #prev,
        #next{
            position: absolute;
            font-size: 80px;
            color: #dedede;
            height: 412px;
            width: 100px;
            line-height: 412px;
            text-align: center;
            background: black;
            opacity: 0.1;
            top: 0;
            cursor: pointer;
        }
        #prev:hover,
        #next:hover {
            color: white;
            font-size: 100px;
        }
        #prev {
            left: 0;
        }
        #next {
            right: 0;
        }
        #btn{
            position: absolute;
            bottom: 10px;
            left: 50%;
            margin-left: -60px;
        }
        #btn li{
            display: inline-block;
            width: 20px;
            height: 20px;
            background-color: white;
            border-radius: 50%;
            margin-left: 10px;
        }
    </style>
</head>
<body>
    <div id="view">
        <div id="banner">
            <div style="background:darkcyan">1</div>
            <div style="background:green">2</div>
            <div style="background:yellow">3</div>
            <div style="background:blue">4</div>
        </div>
        <div id="prev">‹</div>
        <div id="next">›</div>
        <ul id="btn">
            <li></li>
            <li></li>
            <li></li>
            <li></li>
        </ul>
    </div>
</body>
<script src="MinkyTinky.js"></script>
<script>

    var view = document.getElementById("view");
    var next = document.getElementById("next");
    var prev = document.getElementById("prev");
    var banner = document.getElementById("banner").children;
    var btn = document.getElementById("btn").children;
    // 设置初始样式
    banner[0].style.display="block";
    btn[0].style.background="orangered";

    var count = 0;
    // 上一张函数
    function nextPage(){
        btn[count].style.background="white";
        ani(banner[count],"left",-1900,600);
        count++;
        if(count>banner.length-1){
            count=0;
        }
        btn[count].style.background="orangered";
        banner[count].style.display="block";
        banner[count].style.left="1900px";
        ani(banner[count],"left",0,600)
    }

    // 下一张函数
    function prevPage(){
        btn[count].style.background="white";
        ani(banner[count],"left",1900,600);
        count--;
        if(count<0){
            count=banner.length-1
        }
        btn[count].style.background="orangered";
        banner[count].style.display="block";
        banner[count].style.left="-1900px";
        ani(banner[count],"left",0,600)
    }

    // 点击上一张，触发函数
    next.onclick=nextPage;
    // 点击下一张，触发函数
    prev.onclick=prevPage;

    // 设置小圆点
    for(i=0;i<btn.length;i++){
        btn[i].index=i;
        btn[i].onclick=function(){
            if(this.index>count){
                banner[this.index].style.display="block";
                banner[this.index].style.left="1900px"
                ani(banner[count],"left",-1900,600);
                btn[count].style.background="white";
                count=this.index;
                btn[count].style.background="orangered";
                ani(banner[count],"left",0,600)
            }else{
                banner[this.index].style.display="block";
                banner[this.index].style.left="-1900px"
                ani(banner[count],"left",1900,600);
                btn[count].style.background="white";
                count=this.index;
                btn[count].style.background="orangered";
                ani(banner[count],"left",0,600)
            }
        }
    }

    // 每两秒自动播放下一张
    var timer = setInterval(nextPage,2000);
    // 鼠标移动到轮播图时，停止自动播放
    view.onmouseover=function(){
        clearInterval(timer);
    }
    // 鼠标离开轮播图，继续自动播放；
    view.onmouseout=function(){
        timer = setInterval(nextPage,2000);
    }
</script>
</html>
无缝轮播图.html

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