jquery实现轮播插件
2024-10-21 09:17:46
这几天用jquery写了两个轮播的插件，功能很简单。第一次尝试写插件，有很多不足的地方，代码如下：
注：图片链接请替换掉，配置信息必须加上图片width和height。
<!DOCTYPE html>
<html ng-app="myApp">
<head lang="en">
<meta charset="UTF-8">
<link rel="stylesheet" href="css/bootstrap.min.css">
<title>轮播动画</title>
<style type="text/css">
.marquee-wrap {
overflow: hidden;
margin: 0 auto;
position: relative;
top: 0;
left: 0;
} .indicator {
list-style: none;
position: absolute;
right: 60px;
bottom: 4px;
z-index: 102;
} .indicator li {
float: left;
width: 20px;
height: 20px;
border-radius: 50%;
-webkit-border-radius: 50%;
-moz-border-radius: 50%;
background-color: #ffffff;
text-align: center;
margin: 2px;
} .indicator li a {
color: #333;
text-decoration: none;
} .indicator li.active {
background-color: rgb(255, 157, 51);
} .indicator li.active a {
color: #ffffff;
} .operator {
width: 100%;
padding: 0 16px;
position: absolute;
top: 40%;
left: 0;
z-index: 101;
} .operator a {
font-size: 26px;
text-decoration: none;
color: #ffffff;
font-weight: 200;
} .operator a:hover {
opacity: 0.9;
} .marquee {
list-style: none;
margin: 0;
padding: 0;
overflow: hidden;
position: relative;
top: 0;
z-index: 99;
} ul.marquee:after, ol.indicator:after, .operate:after {
display: block;
content: ".";
visibility: hidden;
height: 0;
clear: both;
*zoom: 1;
} .marquee li {
float: right;
} .my-marquee-wrap {
overflow: hidden;
margin: 20px auto;
} .my-marquee {
position: relative;
top: 0;
left: 0;
margin: 0;
padding: 0;
} .my-marquee li {
display: block;
position: absolute;
top: 0;
left: 0;
} </style>
</head>
<body> <div class="marquee-wrap" id="marquee">
<ol class="indicator">
<li class="active"><a href="#">1</a></li>
<li><a href="#">2</a></li>
<li><a href="#">3</a></li>
<li><a href="#">4</a></li>
<li><a href="#">5</a></li>
<li><a href="#">6</a></li>
</ol>
<ul class="marquee">
<li>
<a href="#" target="_blank">
<img src="data:images/banner2.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner5.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner9.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner10.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner11.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner12.jpg">
</a>
</li>
</ul>
<div class="operator">
<a href="#" class="next pull-right"><span class="glyphicon glyphicon-chevron-right"></span></a>
<a href="#" class="prev pull-left"><span class="glyphicon glyphicon-chevron-left"></span></a>
</div> </div> <div class="my-marquee-wrap" id="my-marquee">
<ul class="my-marquee">
<li>
<a href="#" target="_blank">
<img src="data:images/banner2.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner5.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner9.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner10.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner11.jpg">
</a>
</li>
<li>
<a href="#" target="_blank">
<img src="data:images/banner12.jpg">
</a>
</li>
</ul>
</div> <script type="text/javascript" src="http://code.jquery.com/jquery-1.9.1.js"></script>
<script> (function ($) { $.fn.slide = function (options) { this.defaults={
slideDuration:2000,
animateDuration:4000
}; var settings= $.extend({},this.defaults,options); return this.each(function () { var $marquee = $(this).children('.marquee');
var $indicator = $(this).children('.indicator');
var $operator = $(this).children('.operator'); if(typeof settings.width!='undefined' && typeof settings.height!='undefined'){
$(this).css({
width:settings.width,
height:settings.height
});
$marquee.css({
width:parseInt(settings.width)*3,
height:settings.height,
right:settings.width
}); } var index= 0,interval=""; init(); function init(){
interval=window.setInterval(slide,settings.animateDuration);
} function slide() { $marquee.find('li').eq(0).animate({
opacity: 0,
width: 0
}, settings.slideDuration, function () {
index = index + 1 > 5 ? 0 : index + 1; $indicator.find('li').eq(index).addClass('active').siblings().removeClass('active');
$marquee.find('li').eq(0).css({opacity: 1, width: settings.width}).appendTo($marquee);
});
} $indicator.find('a').on('click', function (event) {
event.preventDefault();
clearInterval(interval);
var current = index;
index = $(this).text() - 1;
var temp = Math.abs(current - index);
if (current == index) {
return false;
}
else {
//修改循环队列
for (var i = 0; i < temp; i++) { if (current < index) {
$marquee.find('li').eq(0).css({opacity: 1, width: settings.width}).appendTo($marquee);
}
else {
$marquee.find('li').last().css({opacity: 1, width: settings.width}).prependTo($marquee);
}
}
}
$indicator.find('li').eq(index).addClass('active').siblings().removeClass('active'); interval = window.setInterval(slide, settings.animateDuration);
}); $operator.find('.next').on('click', function (event) { event.preventDefault();
clearInterval(interval);
$marquee.find('li').eq(0).animate({
opacity: 0,
width: 0
}, 600, function () {
index = index + 1 > 5 ? 0 : index + 1; $indicator.find('li').eq(index).addClass('active').siblings().removeClass('active');
$marquee.find('li').eq(0).css({opacity: 1, width: settings.width}).appendTo($marquee); });
interval = window.setInterval(slide, settings.animateDuration); });
$operator.find('.prev').on('click', function (event) { event.preventDefault();
clearInterval(interval);
$marquee.find('li').last().css({opacity: 0, width: "0"}).prependTo($marquee); $marquee.find('li').eq(0).animate({
opacity: 1,
width: settings.width
}, 600, function () {
index = index - 1 < 0 ? 5 : index - 1;
$indicator.find('li').eq(index).addClass('active').siblings().removeClass('active');
}); interval = window.setInterval(slide, settings.animateDuration); }); }); }; })(jQuery); (function($){ $.fn.marquee=function(options){ this.defaults={
slideDuration:1500,
animateDuration:1000
}; var settings= $.extend({},this.defaults,options); return this.each(function () { var $marquee=$(this).children('.my-marquee');
var interval=""; if(typeof settings.width!='undefined' && typeof settings.height!='undefined'){
$(this).css({
width:settings.width,
height:settings.height
});
}
init(); function init(){
interval = window.setInterval(slide, settings.animateDuration);
} function slide(){
$marquee.find('li').last().fadeOut(settings.slideDuration,function(){
$(this).show().prependTo($marquee);
})
} }); };
})(jQuery); $(function () { $('#marquee').slide({
width:'1200px',
height:'330px'
}); $('#my-marquee').marquee({
width:'1200px',
height:'330px'
}); }); </script>
</body>
</html>
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