本文实例为大家分享了jQuery实现带进度条轮播图的具体代码，供大家参考，具体内容如下
1.html模块
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<div class="banner">
<ul>
<li style="background: url(img/bg1.jpg) center;">
<img src="img/con1.png" />
<div class="nav"></div>
<div class="bar">
<p></p>
</div>
</li>
<li style="background: url(img/bg2.jpg) center;">
<img src="img/con2.png" />
<div class="nav"></div>
<div class="bar">
<p></p>
</div>
</li>
<li style="background: url(img/bg3.jpg) center;">
<img src="img/con3.png" />
<div class="nav"></div>
<div class="bar">
<p></p>
</div>
</li>
</ul>
</div>
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2.css模块
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<style type="text/css">
*{
margin: 0;
padding: 0;
list-style: none;
}
.banner{
width: 100%;
height: 600px;
position: relative;
}
ul li{
width: 100%;
height: 600px;
position: absolute;
top: 0;
left: 0;
overflow:hidden;
}
ul li img{
width: 100%;
height: 600px;
position: absolute;
left: -100%;
}
.nav{
width: 100%;
height: 70px;
background: rgba(255,255,255,0.3);
position: absolute;
bottom: 0;
}
.bar{
width: 80%;
height: 3px;
background-color: #999;
position: absolute;
bottom: 0;
left: 10%;
}
.bar p{
width: 0px;
height: 3px;
background-color: green;
}
</style>
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3.jQuery模块
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<script src="js/jquery-3.5.1.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
var i=0;//定义当前索引
imgChange();//初始化调用
//定时切换
setInterval("imgChange()",6000);
//图片轮播的函数
function imgChange(){
//进度条完成后显示下一张背景
$("ul li").eq(i).fadeIn(100).siblings().fadeOut(100);
//初始化文字图片---设置到外部
$("ul li").eq(i).find("img").css("left","-100%");
//初始化进度条
$("ul li").eq(i).find("p").css("width","0px");
//设置文字图片从左进入的动画
$("ul li").eq(i).find("img").animate({"left":"0px"},500,function(){
//设置进度条动画
$("ul li").eq(i).find("p").animate({"width":"100%"},5000,function(){
$("ul li").eq(i).find("img").animate({left:"100%"},400);
//改变当前索引，当索引为最后一个则设为0，否则就加一
if(i>=$("ul li").length-1){
i=0
}else{
i++;
}
})
})
}
</script>
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4.方法二
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>带进度条的轮播图</title>
<script src="js/jquery-3.5.1.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
$(function () {
// 初始环境
var i=0,m;
tin(i);
// 定时器
m=setInterval(function () {
if (i>=2) {
i=0;
}else{
i++;
}
tin(i);
},5000);
})
// 动画效果
var tin = function (i) {
$(".cont li").eq(i).find("img").css("left","-100%");
$(".bar span").css("width","0%");
$(".cont li").eq(i).fadeIn(100).siblings().fadeOut(100);
$(".cont li").eq(i).find("img").animate({left:"0%"},1000);
$(".bar span").animate({width:"100%"},4500,function () {
$(".cont li").eq(i).find("img").animate({left:"100%"},400);
});
}
</script>
<style type="text/css">
*{
margin: 0;
padding: 0;
list-style: none;
}
.box{
width: 100%;
height: 630px;
position: relative;
}
.cont{
width: 100%;
height: 630px;
position: relative;
overflow: hidden;
}
.cont li{
width: 100%;
height: 630px;
position: absolute;
top: 0;
left: 0;
}
.bar{
width: 70%;
height: 3px;
position: absolute;
bottom: 0px;
left: 15%;
background-color: white;
border-radius: 50px;
}
.bar span{
width: 0px;
display: block;
height: 80%;
background-color: green;
border-radius: 50px;
}
.cont li img{
width: 100%;
height: 630px;
position: absolute;
left: -100%;
top: 0;
}
.con1{
background: url(img/bg1.jpg) center;
}
.con2{
background: url(img/bg2.jpg) center;
}
.con3{
background: url(img/bg3.jpg) center;
}
.pav{
width: 100%;
height: 70px;
position: absolute;
bottom: 0px;
background-color: rgba(255,255,255,0.3);
}
</style>
</head>
<body>
<div id="main">
<div id="box" class="box">
<!--图片-->
<ul class="cont">
<li class="con1"><img src="img/con1.png"/></li>
<li class="con2"><img src="img/con2.png"/></li>
<li class="con3"><img src="img/con3.png"/></li>
</ul>
<div class="pav"></div>
<!--进度条-->
<div class="bar">
<span></span>
</div>
</div>
</div>
</body>
</html>
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以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/m0_46690660/article/details/108154858