时间:2021-07-01 10:21:17 帮助过:10人阅读
本文实例为大家分享了js图片轮播的具体代码,供大家参考,具体内容如下
主要html代码:
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <title>Document</title>
- <link rel="stylesheet" type="text/css" href="css/css.css">
- <script type="text/javascript" src="js/animate.js"></script>
- </head>
- <body>
- <div class="w-wrap" id="js_wrap">
- <div class="wrap-slide" id="wrap_slide">
- <ul>
- <li><a href="#"><img src="images/slidepic1.jpg" alt=""></a></li>
- <li><a href="#"><img src="images/slidepic2.jpg" alt=""></a></li>
- <li><a href="#"><img src="images/slidepic3.jpg" alt=""></a></li>
- <li><a href="#"><img src="images/slidepic4.jpg" alt=""></a></li>
- <li><a href="#"><img src="images/slidepic5.jpg" alt=""></a></li>
- <!-- <li><a href="#"><img src="images/slidepic6.jpg" alt=""></a></li> -->
- </ul>
- <div class="wrap-slide-arrow" id="wrap_slide_arrow">
- <a href="javascript:;" class="prev"></a>
- <a href="javascript:;" class="next"></a>
- </div>
- </div>
- </div>
- <script>
- function $(id){ return document.getElementById(id);}
- var js_wrap = $("js_wrap");
- var wrap_slide = $("wrap_slide");
- var wrap_slide_arrow = $("wrap_slide_arrow");
- var lis = wrap_slide.children[0].children;
- var json = [
- {
- //1
- width: 400,
- top: 20,
- left: 50,
- opacity: 20,
- z: 2
- },
- {
- //2
- width: 600,
- top: 70,
- left: 0,
- opacity: 80,
- z: 3
- },
- {
- //3
- width: 800,
- top: 100,
- left: 200,
- opacity: 100,
- z: 4
- },
- {
- //4
- width: 600,
- top: 70,
- left: 600,
- opacity: 80,
- z: 3
- },
- {
- //5
- width: 400,
- top: 20,
- left: 750,
- opacity: 20,
- z: 2
- }/*,
- {
- //6
- width: 300,
- top: 10,
- left: 400,
- opacity: 10,
- z: 1
- }*/
- ]
- change(); //将各个图片按照json铺开层次
- var jieliu = true;
- //两个按钮点击事件
- var as = wrap_slide_arrow.children;
- for(var k in as){
- as[k].onclick = function(){
- if(this.className == "prev"){
- /*alert("左侧按钮");*/
- //所有图片逆时针旋转,相当于图片不动,json的第一个删除并插到最后一个
- if(jieliu == true){
- change(false);
- jieliu = false;
- }
- }else if(this.className == "next"){
- /*alert("右侧按钮");*/
- //所有图片顺时针旋转,相当于图片不动,json的最后一个删除并插到第一个
- if(jieliu == true){
- change(true);
- jieliu = false;
- }
- }
- }
- }
- function change(flag){
- if(flag){
- //所有图片顺时针旋转,相当于图片不动,json的最后一个删除并插到第一个
- json.unshift(json.pop());
- }else{
- //所有图片逆时针旋转,相当于图片不动,json的第一个删除并插到最后一个
- json.push(json.shift());
- }
- for(var k in json){
- animate(lis[k],{
- width: json[k].width,
- top: json[k].top,
- left: json[k].left,
- opacity: json[k].opacity,
- zIndex: json[k].z
- },function(){ jieliu = true;}); //当动画执行完,执行回调函数,此时置节流为true
- }
- }
- var timer = null;
- timer = setInterval(autoPlay,2000);
- function autoPlay(){
- if(jieliu == true){
- change(true);
- jieliu = false;
- }
- }
- js_wrap.onmouseover = function(){
- clearInterval(timer);
- animate(wrap_slide_arrow,{opacity:100});
- }
- js_wrap.onmouseout = function(){
- clearInterval(timer);
- timer = setInterval(autoPlay,2000);
- animate(wrap_slide_arrow,{opacity:0});
- }
- /*js_wrap.onmouseover = function(){
- animate(wrap_slide_arrow,{opacity:100});
- }
- js_wrap.onmouseout = function(){
- animate(wrap_slide_arrow,{opacity:0});
- }*/
- </script>
- </body>
- </html>
主要css代码:
- /*初始化 reset*/
- blockquote,body,button,dd,dl,dt,fieldset,form,h1,h2,h3,h4,h5,h6,hr,input,legend,li,ol,p,pre,td,textarea,th,ul{margin:0;padding:0}
- body,button,input,select,textarea{font:12px/1.5 "Microsoft YaHei", "微软雅黑", SimSun, "宋体", sans-serif;color: #666;}
- ol,ul{list-style:none}
- a{text-decoration:none}
- fieldset,img{border:0;vertical-align:top;}
- a,input,button,select,textarea{outline:none;}
- a,button{cursor:pointer;}
- .w-wrap{
- width: 1200px;
- margin: 100px auto;
- }
- .wrap-slide{
- position: relative;
- }
- .wrap-slide li{
- position: absolute;
- left: 200px;
- top: 0;
- }
- .wrap-slide li img{
- width: 100%;
- }
- .wrap-slide-arrow{
- opacity: 0;
- position: relative;
- }
- .prev,.next{
- width: 76px;
- height: 112px;
- position: absolute;
- top: 50%;
- margin-top: -56px;
- background: url(../images/prev.png) no-repeat;
- }
- .next{
- right: 0;
- background: url(../images/next.png) no-repeat;
- }
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持脚本之家。