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Switching picture function code implemented by jQuery+css_jquery

WBOY
WBOYOriginal
2016-05-16 15:17:421177browse

The example in this article describes the image switching function code implemented by jQuery+css. Share it with everyone for your reference, the details are as follows:

The screenshot of the running effect is as follows:

The specific code is as follows: 

<!DOCTYPE html>
<html> 
 <head>
  <title>demo</title>
  <script type="text/javascript" src="jquery.js"></script>
  <style type="text/css" >
   body {
    margin:0; padding:0;
   }
   .container {
    border:6px solid gray; background:black;
    width:600px; height:400px; position:relative;
    left:50%; margin-left:-300px; border-radius:6px;
    -webkit-border-radius:6px; -moz-border-radius:6px;
    overflow:hidden;
   }
   .text-center {
    text-align:center;
   }
   h1 {
     font-size:50px; color:gray; font-weight:bolder;
   }
   .imgUL {
    width:100%; height:100%; margin:0px; padding:0px; list-style:none;
   }
   .imgUL li {
    float:left; margin:0px; padding:0px; height:100%; 
    color:gray; font-weight:bolder; text-align:center;
    font-size:100px; line-height:400px;
   }
   .pageUL {
    position:relative; top:-40px; height:40px; list-style:none;
    margin:0px; padding:0px; float:right;
   }
   .pageUL li {
    float:left; display:block; width:36px;
    height:36px; border:2px solid red;
     margin-left:5px; border-radius:4px;
    -webkit-border-radius:4px; text-align:center;
    -moz-border-radius:4px; line-height:36px;
    color:gray; font-weight:bolder; cursor:pointer;
   }
   .pageUL li:hover {
    background:#5ACF00; color:black;
   }
   .pageUL li.active {
    background:#5ACF00; color:black;
   }
  </style>
  <script type="text/javascript" >
   $(document).ready(function(){
    var autoInterval = null,
     imgUL = $(".imgUL"),
     imgliList = imgUL.children("li"),
     liListLength = imgliList.length,
     pageUL = $('.pageUL'),
     pageLiList = pageUL.children('li'),
     pageLiListLength = pageLiList.length,
    // initialize
    activePageLi = $(pageLiList[0]);
    activePageLi.addClass('active');
    imgliList.width(600);
    imgUL.width(liListLength * 600);
    $(".pageUL li").mouseover(function(){
     mouseoverAnimate(this);
    }).mouseout(function(){
     createInterval();
    });
    createInterval();
    function mouseoverAnimate(_this){
     clearInterval(autoInterval);
     activePageLi.removeClass('active');
     activePageLi = $(_this);
     var pageNo = parseInt(activePageLi.html());
     activePageLi.addClass('active');
     imgUL.animate({
      'marginLeft': -600 * (pageNo - 1)
     }, 10);
    }
    function createInterval(){
     autoInterval = setInterval(function(){
      var pageNo = parseInt(activePageLi.html());
      pageNo++;
      if(pageNo > pageLiListLength) {
       pageNo = 1;
      }
      activePageLi.removeClass('active');
      activePageLi = $(pageLiList[pageNo - 1]);
      activePageLi.addClass('active');
      imgUL.animate({
       'marginLeft': -600*(pageNo - 1)
      }, 1100);
     }, 1500);
    }
   });
  </script>
 </head>
 <body>
  <h1 class="text-center">Demo</h1>
  <div class="container" id="container">
   <ul class="imgUL">
    <li>Page1</li>
    <li>Page2</li>
    <li>Page3</li>
    <li>Page4</li>
    <li>Page5</li>
    <li>Page6</li>
   </ul>
   <ul class="pageUL">
    <li>1</li>
    <li>2</li>
    <li>3</li>
    <li>4</li>
    <li>5</li>
    <li>6</li>
   </ul>
  </div>
 </body>
</html>

Readers who are interested in more content related to jQuery special effects can check out the special topics on this site: "Summary of common classic special effects of jQuery" and "Summary of jQuery animation and special effects usage"

I hope this article will be helpful to everyone in jQuery programming.

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