• javascript实现图片切换、自动走、鼠标移入会停止,移出继续走


    要实现以上效果并不难,把功能分开一步一步来实现就变得简单了,录制动态图不流畅,看代码意会吧!

    <!doctype html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>Document</title>
        <style>
            * {margin:0; padding: 0}
            button {
                 50px;
            }
            p {
                text-align: center;
            }
            .active {
                background-color: yellow;
            }
            #wrap {
                210px;
                overflow: hidden;
                margin:0 auto;
            }
            #inner {
                9999px;
                overflow: hidden;
                position: relative;
                left:0;
                transition: left 0.6s;
            }
            #inner a {
                float: left;
            }
            #inner img {
                display: block;
                210px;
            }
        </style>
    
    </head>
    <body>
        
        <div id="wrap">
            <div id="inner">
                <a href="###"><img src="img/1.jpg"></a>
                <a href="###"><img src="img/2.jpg"></a>
                <a href="###"><img src="img/3.jpg"></a>
                <a href="###"><img src="img/4.jpg"></a>
                <a href="###"><img src="img/5.jpg"></a>
                <a href="###"><img src="img/6.jpg"></a>
                <a href="###"><img src="img/7.jpg"></a>
                <a href="###"><img src="img/8.jpg"></a>
                <a href="###"><img src="img/9.jpg"></a>
                <a href="###"><img src="img/10.jpg"></a>
                <a href="###"><img src="img/11.jpg"></a>
                <a href="###"><img src="img/12.jpg"></a>
                <a href="###"><img src="img/13.jpg"></a>
                <a href="###"><img src="img/14.jpg"></a>
            </div>
        </div>
        <p>
            <button class="active">1</button>
            <button>2</button>
            <button>3</button>
            <button>4</button>
            <button>5</button>
            <button>6</button>
            <button>7</button>
            <button>8</button>
            <button>9</button>
            <button>10</button>
            <button>11</button>
            <button>12</button>
            <button>13</button>
            <button>14</button>
        </p>
        <script type="text/javascript">
        //1.找节点
        var buttonList = document.getElementsByTagName("button");
        var inner = document.getElementById("inner");
        var perWidth = inner.children[0].offsetWidth;
        
        function tab() {
            inner.style.left = - perWidth * index + "px";
            for(var j = 0; j < buttonList.length; j++) {
                buttonList[j].className = "";
            }
            buttonList[index].className = "active";
        }
        for(var i = 0; i < buttonList.length; i++) {
            buttonList[i].index = i;
            buttonList[i].onclick = function() {
                index = this.index;
                tab();
            }
        }
        var index = 0;
        function next() {
            index ++;
            if(index > buttonList.length - 1) {
                index = 0;
            }
            tab();
        }
        var timer = setInterval(next,1000);
    
        inner.onmouseover = function() {
            // alert("鼠标移入");
            clearInterval(timer);
        }
        inner.onmouseout = function() {
            timer = setInterval(next,1000);
        }
        </script>
    </body>
    </html>

    以后还会继续添加些效果补充完整的....

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  • 原文地址:https://www.cnblogs.com/Gog2016/p/5496383.html
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