javascript实现切割轮播效果

本文实例为大家分享了javascript实现切割轮播的具体代码，供大家参考，具体内容如下

效果

代码

<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>Document</title>
 <script src="js/jquery.min.js"></script>
 <style>

 .container{
  position: relative;
  width: 560px;
  height: 300px;
 }
 .container ul{
  /*transform-style:preserve-3d;*/
  /*transform: rotateX(-30deg) rotateY(21deg);*/
  width: 560px;
  height: 300px;
  border:2px solid red;
  list-style-type: none;
  margin:0;
  padding:0;
 }
 .container ul li{
  position: relative;
  float: left;
  /*一张图分作5片，图的总宽度是560*/
  width: 112px;
  height: 300px;
  transform-style:preserve-3d;
  transition:all 0.5s;
 }
 .container ul li span{
  position: absolute;
  left:0;
  top:0;
  width: 100%;
  height: 100%
 }
 /*以下4个选择器设定立体效果*/
 .container ul li span:nth-child(1){
  background: yellow;
  transform:translateZ(150px);
 }
 .container ul li span:nth-child(2){
  background: pink;
  transform:translateY(-150px) rotateX(90deg);
 }
 .container ul li span:nth-child(3){
  background: orange;
  transform:translateZ(-150px) rotateX(180deg);
 }
 .container ul li span:nth-child(4){
  background: blue;
  transform:translateY(150px) rotateX(270deg);
 }
 /*//以下4个选择器设定第n个span的背景图*/
 .container ul li span:nth-child(1){
  background: url(images/1.jpg);
 }
 .container ul li span:nth-child(2){
  background: url(images/2.jpg);
 }
 .container ul li span:nth-child(3){
  background: url(images/3.jpg);
 }
 .container ul li span:nth-child(4){
  background: url(images/4.jpg);
 }
 /*以下5个选择器用于设定第i个li的背景定位*/
 .container ul li:nth-child(1) span{
  background-position: 0px 0px;
 }
 .container ul li:nth-child(2) span{
  background-position: -112px 0px;
 }
 .container ul li:nth-child(3) span{
  background-position: -224px 0px;
 }
 .container ul li:nth-child(4) span{
  background-position: -336px 0px;
 }
 .container ul li:nth-child(5) span{
  background-position: -448px 0px;
 }

 /*.container ul li:nth-child(1) span:nth-child(1){
  background: url(images/1.jpg) 0px 0px;
 }
 .container ul li:nth-child(2) span:nth-child(1){
  background: url(images/1.jpg) -112px 0px;
 }
 .container ul li:nth-child(3) span:nth-child(1){
  background: url(images/1.jpg) -224px 0px;
 }
 .container ul li:nth-child(4) span:nth-child(1){
  background: url(images/1.jpg) -336px 0px;
 }
 .container ul li:nth-child(5) span:nth-child(1){
  background: url(images/1.jpg) -448px 0px;
 }

 .container ul li:nth-child(1) span:nth-child(2){
  background: url(images/2.jpg) 0px 0px;
 }
 .container ul li:nth-child(2) span:nth-child(2){
  background: url(images/2.jpg) -112px 0px;
 }*/
  
 .container span.left, .container span.right{
  position: absolute;
  top:50%;
  background: rgba(0,0,0,0.3);
  width: 18px;
  height: 40px;
  font-size:25px;
  font-weight: bold;
  color:white;
  text-align: center;
  line-height: 40px;
  cursor:pointer;
 }
 .container span.left{
  left:0;
 }
 .container span.right{
  right:0;
 }
 </style>
</head>
<body>
 <div class="container">
 <ul>
  <li>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  </li>
  <li>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  </li>
  <li>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  </li>
  <li>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  </li>
  <li>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  </li>
 </ul>
 <span class="left">&lt;</span>
 <span class="right">&gt;</span>
 </div>
</body>
</html>
<script>
 $(function(){
 var allowClick = true;
 var seq = 0; //代表初始的转动角度次数
 //先给这5个li的动画效果设置不同的延时（delay)
 //index表示循环中的索引号，item表示当前项（这里是li）
 $("ul>li").each(  function(index,item){
  var delay_time = index*0.25;
  $(item).css({"transition-delay": delay_time + "s"});
 } );

 //transitionend事件：动画结束事件
 $("ul>li:last-child").on('transitionend',function(){
  allowClick = true; //允许点击
 });

 //
 $("span.left").on('click',function(){
  //如果allowClick为false，表示此时还不允许点击，就直接退出
  if(allowClick == false){ return ;}

  allowClick = false; //如果可以继续下去，此时就会去执行动画，则此刻
    //就必须讲这个allowClick设定为false
  seq--;
  var angle = -seq*90;
  $("ul>li").css({"transform":"rotateX(" + angle + "deg)"});
 });
 $("span.right").on('click',function(){
  //如果allowClick为false，表示此时还不允许点击，就直接退出
  if(allowClick == false){ return ;}
  allowClick = false;
  seq++;
  var angle = -seq*90;
  $("ul>li").css({"transform":"rotateX(" + angle + "deg)"});
 });
 });
</script>

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呐喊教程。

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