jQuery 写的插件图片上下切换幻灯效果

时间:2023-03-08 16:05:59
jQuery 写的插件图片上下切换幻灯效果
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jquery 幻灯效果 上下切换</title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.8/jquery.min.js"></script>
<style type="text/css">
/** css Reset star like yahoo **/
body, div, ul, ol, li, h1, h2, h3, h4, h5, h6, form, input, p, th, td {
padding: 0;
margin: 0;
}
table {
border-collapse: collapse;
border-spacing: 0;
}
fieldset, img {
border: 0;
}
ul,li{list-style:none;}
h1, h2, h3, h4, h5, h6 {
font-weight: normal;
font-size: 100%;
}
#wrapper {
border:1px #ccc solid;
position:relative;
overflow:hidden;
width:573px;
height:257px;
font-size:14px;
font-family:Tahoma, Geneva, sans-serif;
}
#number {
width:88px;
position:absolute;
left:10px;
bottom:10px;
}
#number li {
padding-left:6px;
float:left;
text-indent:-9999px;
width:16px;
height:16px;
overflow:hidden;
background-image:url(../images/number1.png);
background-repeat:no-repeat;
}
#buttom_0 {
background-position:0 0;
}
#buttom_1 {
background-position:-22px 0;
}
#buttom_2 {
background-position:-44px 0;
}
#buttom_3 {
background-position:-66px 0;
}
#buttom_0.selected {
background-position:0 -16px;
}
#buttom_1.selected {
background-position:-22px -16px;
}
#buttom_2.selected {
background-position:-44px -16px;
}
#buttom_3.selected {
background-position:-66px -16px;
}
/* */
.content_right{float:left;}
.content_right .ad {
margin-bottom:10px; width:573px;
height:257px;
overflow:hidden;
position:relative;
}
.content_right .slider,.content_right .num{
position:absolute;
}
.content_right .slider li{
}
.content_right .slider img{
width:573px;
height:257px;
display:block;
}
.content_right .num{
right:5px;
bottom:5px;
}
.content_right .num li{
float: left;
color: #069;
text-align: center;
line-height: 16px;
width: 16px;
height: 16px;
font-family: Arial;
font-size: 12px;
cursor: pointer;
overflow: hidden;
margin: 3px 1px;
border: 1px solid #069;
background-color: #fff;
}
.content_right .num li.on{
color: #fff;
line-height: 16px;
width: 16px;
height: 16px;
font-size: 14px;
margin: 3px 1px;
border: 1px solid #069;
background-color: #069;
font-weight: bold;
}
</style>
<script type="text/javascript">
/**
* author jackluo
*/
/*首页广告效果*/
(function($){ $.fn.webjoy = function(option){
void 0 === option && (option = {});
var defaults = {
slideshowSpeed:2000,
animationSpeed:1000,
direction:'top',
},
opt = $.extend({},defaults,option);
var a = $(this),
slideshowSpeed = 2000,
animationSpeed =1000,
c = a.find(opt.selector ? opt.selector: ".num > li")
s = a.find(opt.slider ? opt.slider: ".slider"); slider = function(){
var len = c.length,
index=0, adTimer;
opt.direction == 'top'?index = len-1:index=0;
c.mouseover(function(){//鼠标移进效果
index = c.index(this); //
void opt.direction == 'top'?topshowImg(index):bottomshowImg(index); //
}).eq(index).mouseover();//手动设置事件
//滑动停止动画,滑出开发动画
a.hover(function(){
clearInterval(adTimer);
},function(){
setInterval(function(){
if(opt.direction == 'top'){
topshowImg(index);
index--;
if(index<0){index=len-1;} }else{
bottomshowImg(index);
index++;
if(index==len){index=0;}
}
},opt.slideshowSpeed)
}).trigger("mouseleave");
};
  //向上切换
topshowImg = function(index){
var adHeight = a.height();
s.stop(true,false).animate({top : -adHeight*index},opt.animationSpeed);
c.removeClass("on").eq(index).addClass("on");
}
//向下切换
bottomshowImg = function(index){
var adHeight = a.height();
s.stop(true,false).animate({bottom: -adHeight*index},opt.animationSpeed);
c.removeClass("on").eq(index).addClass("on");
}
slider();
}
})(jQuery); $(function(){
$('.content_right .ad').webjoy({slideshowSpeed:2000,animationSpeed:1000,direction:'top'});
}); </script>
</head>
<body>
<div class="content_right">
<div class="ad" >
<ul class="slider" >
<li ><a href="#"><img src="http://pic002.cnblogs.com/images/2011/334763/2011120516434445.jpg" width="573" height="257" /></a></li>
<li ><a href="#"><img src="http://pic002.cnblogs.com/images/2011/334763/2011120516440935.jpg" width="573" height="257" /></a></li>
<li ><a href="#"><img src="http://pic002.cnblogs.com/images/2011/334763/2011120516443665.jpg" width="573" height="257" /></a></li>
<li ><a href="#"><img src="http://pic002.cnblogs.com/images/2011/334763/2011120516445513.jpg" width="573" height="257" /></a></li>
</ul>
<ul class="num" >
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
</ul>
</div>
</div>
</body>
</html>