Posted in Javascript onJanuary 18, 2017
本文实例为大家分享了js图片轮播的具体代码，供大家参考，具体内容如下
主要html代码：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<link rel="stylesheet" type="text/css" href="css/css.css">
<script type="text/javascript" src="js/animate.js"></script>
</head>
<body>
<div class="w-wrap" id="js_wrap">
<div class="wrap-slide" id="wrap_slide">
<ul>
<li><a href="#"><img src="images/slidepic1.jpg" alt=""></a></li>
<li><a href="#"><img src="images/slidepic2.jpg" alt=""></a></li>
<li><a href="#"><img src="images/slidepic3.jpg" alt=""></a></li>
<li><a href="#"><img src="images/slidepic4.jpg" alt=""></a></li>
<li><a href="#"><img src="images/slidepic5.jpg" alt=""></a></li>
<!-- <li><a href="#"><img src="images/slidepic6.jpg" alt=""></a></li> -->
</ul>
<div class="wrap-slide-arrow" id="wrap_slide_arrow">
<a href="javascript:;" class="prev"></a>
<a href="javascript:;" class="next"></a>
</div>
</div>
</div>
<script>
function $(id){ return document.getElementById(id);}
var js_wrap = $("js_wrap");
var wrap_slide = $("wrap_slide");
var wrap_slide_arrow = $("wrap_slide_arrow");
var lis = wrap_slide.children[0].children;
var json = [
{
//1
width: 400,
top: 20,
left: 50,
opacity: 20,
z: 2
},
{
//2
width: 600,
top: 70,
left: 0,
opacity: 80,
z: 3
},
{
//3
width: 800,
top: 100,
left: 200,
opacity: 100,
z: 4
},
{
//4
width: 600,
top: 70,
left: 600,
opacity: 80,
z: 3
},
{
//5
width: 400,
top: 20,
left: 750,
opacity: 20,
z: 2
}/*,
{
//6
width: 300,
top: 10,
left: 400,
opacity: 10,
z: 1
}*/
]
change(); //将各个图片按照json铺开层次
var jieliu = true;
//两个按钮点击事件
var as = wrap_slide_arrow.children;
for(var k in as){
as[k].onclick = function(){
if(this.className == "prev"){
/*alert("左侧按钮");*/
//所有图片逆时针旋转，相当于图片不动，json的第一个删除并插到最后一个
if(jieliu == true){
change(false);
jieliu = false;
}
}else if(this.className == "next"){
/*alert("右侧按钮");*/
//所有图片顺时针旋转，相当于图片不动，json的最后一个删除并插到第一个
if(jieliu == true){
change(true);
jieliu = false;
}
}
}
}
function change(flag){
if(flag){
//所有图片顺时针旋转，相当于图片不动，json的最后一个删除并插到第一个
json.unshift(json.pop());
}else{
//所有图片逆时针旋转，相当于图片不动，json的第一个删除并插到最后一个
json.push(json.shift());
}
for(var k in json){
animate(lis[k],{
width: json[k].width,
top: json[k].top,
left: json[k].left,
opacity: json[k].opacity,
zIndex: json[k].z
},function(){ jieliu = true;}); //当动画执行完，执行回调函数，此时置节流为true
}
}
var timer = null;
timer = setInterval(autoPlay,2000);
function autoPlay(){
if(jieliu == true){
change(true);
jieliu = false;
}
}
js_wrap.onmouseover = function(){
clearInterval(timer);
animate(wrap_slide_arrow,{opacity:100});
}
js_wrap.onmouseout = function(){
clearInterval(timer);
timer = setInterval(autoPlay,2000);
animate(wrap_slide_arrow,{opacity:0});
}
/*js_wrap.onmouseover = function(){
animate(wrap_slide_arrow,{opacity:100});
}
js_wrap.onmouseout = function(){
animate(wrap_slide_arrow,{opacity:0});
}*/
</script>
</body>
</html>
主要css代码：
/*初始化 reset*/
blockquote,body,button,dd,dl,dt,fieldset,form,h1,h2,h3,h4,h5,h6,hr,input,legend,li,ol,p,pre,td,textarea,th,ul{margin:0;padding:0}
body,button,input,select,textarea{font:12px/1.5 "Microsoft YaHei", "微软雅黑", SimSun, "宋体", sans-serif;color: #666;}
ol,ul{list-style:none}
a{text-decoration:none}
fieldset,img{border:0;vertical-align:top;}
a,input,button,select,textarea{outline:none;}
a,button{cursor:pointer;}
.w-wrap{
width: 1200px;
margin: 100px auto;
}
.wrap-slide{
position: relative;
}
.wrap-slide li{
position: absolute;
left: 200px;
top: 0;
}
.wrap-slide li img{
width: 100%;
}
.wrap-slide-arrow{
opacity: 0;
position: relative;
}
.prev,.next{
width: 76px;
height: 112px;
position: absolute;
top: 50%;
margin-top: -56px;
background: url(../images/prev.png) no-repeat;
}
.next{
right: 0;
background: url(../images/next.png) no-repeat;
}
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三水点靠木。
JS实现旋转木马式图片轮播效果
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