js mouse click button to switch pictures - automatic picture switching - click left and right buttons to switch special effects code

js mouse click button to switch pictures - automatic picture switching - click left and right buttons to switch special effects code_javascript skills

WBOY

Release： 2016-05-16 15:41:05

Original

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Today I will share the combination code of the three effects of clicking the button with the mouse, switching pictures, automatically switching pictures, and clicking the left and right buttons to switch pictures.

The final effect is as follows:

Html code part:

<!doctype html>
<html lang="en">
 <head>
 <meta charset="UTF-8">
 <meta name="Generator" content="EditPlus&reg;">
 <meta name="Author" content="">
 <meta name="Keywords" content="">
 <meta name="Description" content="">
 <title>图片轮播效果制作_赵一鸣随笔博客</title>
 <link rel="stylesheet" type="text/css" href="css/style.css">
 <script type="text/javascript" src="js/jquery.js"></script>
 <script type="text/javascript" src="js/style.js"></script>
 </head>
 <body>
   <div class="banner">
     <ul class="pic">
       <li>
          <a href="#"><img src="images/1.jpg" alt="js mouse click button to switch pictures - automatic picture switching - click left and right buttons to switch special effects code_javascript skills"    style="max-width:90%"  style="max-width:90%"></a>
       </li>
       <li>
          <a href="#"><img src="images/2.jpg" alt="js mouse click button to switch pictures - automatic picture switching - click left and right buttons to switch special effects code_javascript skills"    style="max-width:90%"  style="max-width:90%"></a>
       </li>
       <li>
          <a href="#"><img src="images/3.jpg" alt="js mouse click button to switch pictures - automatic picture switching - click left and right buttons to switch special effects code_javascript skills"    style="max-width:90%"  style="max-width:90%"></a>
       </li>
       <li>
          <a href="#"><img src="images/4.jpg" alt="js mouse click button to switch pictures - automatic picture switching - click left and right buttons to switch special effects code_javascript skills"    style="max-width:90%"  style="max-width:90%"></a>
       </li>
       <li>
          <a href="#"><img src="images/5.jpg" alt="js mouse click button to switch pictures - automatic picture switching - click left and right buttons to switch special effects code_javascript skills"    style="max-width:90%"  style="max-width:90%"></a>
       </li>
     </ul>
     <ul class="anniu">
       <li class="on"></li>
       <li></li>
       <li></li>
       <li></li>
       <li></li>
     </ul>
     <ul class="lr">
       <li class="pre"><a href="#"> < </a></li>
       <li class="next"><a href="#"> > </a></li>
     </ul>
   </div>
 </body>
</html>

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Css code part:

*{margin:0px;padding:0px}
li{list-style:none}
a{text-decoration:none}
img{border:0px}
.banner{width:350px;height:495px;margin:100px auto;position:relative;overflow:hidden}
.banner .pic{width:9999px;height:495px}
.banner .pic li{width:350px;height:495px;float:left}
.banner .anniu{width:100px;height:16px;position:absolute;left:165px;top:470px}
.banner .anniu li{width:16px;height:16px;background:white;float:left;margin:2px;display:inline;
cursor:pointer;border-radius:100%}
.banner .anniu li.on{background:red}
.banner .lr{width:350px;height:50px;position:absolute;top:250px;display:none}
.banner .lr a{color:white}
.banner .lr .pre{width:20px;height:50px;float:left;background:none repeat scroll 0px 0px rgba(1, 0, 0, 0.6);text-align:center;line-height:50px;cursor:pointer}
.banner .lr .next{width:20px;height:50px;float:right;background:none repeat scroll 0px 0px rgba(1, 0, 0, 0.6);text-align:center;line-height:50px;cursor:pointer}

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Javascript code part:

$(function(){
   //鼠标滑过banner，左右按钮进行显示和隐藏
   $(".banner").hover(function(){
     $(".lr").show();
   },function(){
     $(".lr").hide();
   });
   //点击下面的小按钮，图片进行左右切换效果
   $(".anniu li").click(function(){
     $(this).addClass("on").siblings().removeClass("on");
     var num=$(this).index();
     $(".pic").animate({marginLeft:-350*num},"slow");
   });
   //图片自动轮播效果
   var a=0;
   var automatic=setInterval(function(){
     a++;
     a=a%5;
     $(".pic").animate({marginLeft:-350*a},"slow");
     $(".anniu li").eq(a).addClass("on").siblings().removeClass("on");
   },6000);
   //点击左右按钮，图片进行切换效果
   $(".pre").click(function(){
     a--;
     a=(a+5)%5;
     $(".pic").animate({marginLeft:-350*a},"slow");
     $(".anniu li").eq(a).addClass("on").siblings().removeClass("on");
   });
   $(".next").click(function(){
     a++;
     a=a%5;
     $(".pic").animate({marginLeft:-350*a},"slow");
     $(".anniu li").eq(a).addClass("on").siblings().removeClass("on");
   });
});

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