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jquery Banner轮播选项卡

itSeven7 人气:0

本文实例为大家分享了jquery Banner轮播选项卡的具体代码,供大家参考,具体内容如下

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
.wraper{
width: 1200px;
margin: 0 auto;
position: relative;
}
.banner{
width: 100%;
position: relative;
height: 460px;
}
.banner ul{
position:absolute; 
left:0; 
top:0; 
width:10000px;
}
.ba_slider{ width:1920px; 
height:460px; 
position:absolute; 
overflow: hidden; 
left: 50%; 
margin-left: -960px; 
}
.ba_center{


position: absolute;
height: 460px;
left: 50%;
top: 0;
margin-left:-600px; 
}
.ba_slider ul{ position:relative; 
width: 100000px; 
}
.ba_slider ul li{ 
position: relative;
float: left; 
}
.ba_slider img{ 
width:1920px; 
height:460px; 
}
.ba_prev,.ba_next{ 
width:60px; 
height:100px; 
background:rgba(0,0,0,0.5); 
color:#fff; 
text-decoration:none; 
font-size:50px; 
line-height:100px; 
text-align:center; 
position:absolute; 
top:50%; 
margin-top:-50px; 
z-index:99; 
}
.ba_prev{ left:0; }
.ba_next{ right:0; }
.ba_slider ol{ 
position:absolute; 
left:50%; 
bottom:10px; 
overflow:hidden; 
margin-left:-220px; 
}
.ba_slider ol li{ 
width:100px;
height:6px; 
background:rgb(85,85,85); 
float:left; margin-right:10px; 
}
.ba_slider ol li.on{ 
background:#fff; 
}
</style>
</head>
<body>
<div class="banner">
<div class="ba_slider">
<div class="wraper ba_center">
<a class="ba_prev" href="javascript:;"><</a>
   <a class="ba_next" href="javascript:;">></a>
</div>
 
 <ul>
   <li>
   <a href="javascript:;"> 
    <img src="http://scimg.jb51.net/allimg/140708/11-140FQ53531Q9.jpg" alt="" />
    </a>
   </li>
   <li>
   <a href="javascript:;"> 
    <img src="http://sc.jb51.net/uploads/allimg/140520/10-140520212515A9.jpg" alt="" />
    </a>
   </li>
   <li>
   <a href="javascript:;">
    <img src="http://www.xxyo.com/pictures/xz/4.jpg" alt="" />
    </a>
   </li>
   <li>
   <a href="javascript:;">
    <img src="http://img1.3lian.com/2015/w7/85https://img.qb5200.com/download-x/d/25.jpg" alt="" />
    </a>
   </li>
  </ul>
  <ol>
   <li class="on"></li>
   <li></li>
   <li></li>
   <li></li>
  </ol>
</div>
 </div>
</body>
<script src="http://libs.baidu.com/jquery/2.0.0/jquery.js"></script>
<script>
cBanner();
function cBanner(){
var iNow=0; //初始化自定义值
var w = $('.ba_slider ul img').width(); //获取图片宽度
function bTimer(){
//定时器
clearInterval(b_timer);
//先关后开
var b_timer = setInterval(function(){ 
iNow++; 
if(iNow == $('.ba_slider ul li').length){ //判断是否最后一张图片
iNow=0;
}
tab(); //当前分页器高亮
$('.ba_slider ul').eq(0).animate({ //ul运动距离
left:-iNow*w
},1000);

},2000); //定时器时间
$('.ba_slider').mouseover(function(){ //鼠标移入关闭定时器
clearInterval(b_timer);
});
}
bTimer(); //定时器函数调用
$('.ba_slider').mouseout(function(){
//鼠标移出调用定时器
bTimer();
});
$('.ba_next').click(function (){
//点击切换下一个图片
iNow++; 
if(iNow==$('.ba_slider ul li').length){ //判断iNow是否为最后一张图片
iNow=0;
}
$('.ba_slider ul').eq(0).animate({  //运动距离
left:-iNow*w
},1000);
tab(); //当前分页器高亮

});
$('.ba_prev').click(function (){  //点击切换上一个
iNow--;
if(iNow==-1){ //判断是否是第一张图片
iNow = $('.ba_slider ul li').length-1 ;
}
$('.ba_slider ul').eq(0).animate({ //运动距离
left:-iNow*w
},1000);
tab(); //当前分页器高亮
});

$('ol li').click(function (){
//点击分页器选择图片
iNow=$(this).index();
//iNow赋值为当前分页器索引值
$('.ba_slider ul').eq(0).animate({
left:-iNow*w
},1000);
tab();
});
function tab(){
//分页器高亮效果
$('ol li').removeClass('on');
$('ol li').eq(iNow).addClass('on');
}
};
</script>
</html>

github地址:https://github.com/seven-it/jqBanner

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