面向对象封装轮播图

<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<link rel="stylesheet" href="css/normalize.css"/>
<link rel="stylesheet" href="css/index.css"/>
</head>
<body>
<div class="container" id="slide1">
<div class="slide">
<ul class="slide-img">
<li><a href="#"><img src="images/focus1.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus2.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus3.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus4.jpg" alt=""/></a></li>
</ul>

<ul class="slide-text">
<li class="active"><a href="#">早市天黑黑四周年庆</a></li>
<li><a href="#">办卡领取双肩包</a></li>
<li><a href="#">音乐消暑冰爽一夏</a></li>
<li><a href="#">腾讯积分会员店</a></li>
</ul>
</div>
</div>
<div class="container" id="slide2">
<div class="slide">
<ul class="slide-img">
<li><a href="#"><img src="images/focus1.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus2.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus3.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus4.jpg" alt=""/></a></li>
</ul>

<ul class="slide-text">
<li class="active"><a href="#">早市天黑黑四周年庆</a></li>
<li><a href="#">办卡领取双肩包</a></li>
<li><a href="#">音乐消暑冰爽一夏</a></li>
<li><a href="#">腾讯积分会员店</a></li>
</ul>
</div>
</div>
<div class="container">
<div class="slide">
<ul class="slide-img">
<li><a href="#"><img src="images/focus1.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus2.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus3.jpg" alt=""/></a></li>
<li><a href="#"><img src="images/focus4.jpg" alt=""/></a></li>
</ul>

<ul class="slide-text">
<li class="active"><a href="#">早市天黑黑四周年庆</a></li>
<li><a href="#">办卡领取双肩包</a></li>
<li><a href="#">音乐消暑冰爽一夏</a></li>
<li><a href="#">腾讯积分会员店</a></li>
</ul>
</div>
</div>
<script src="js/jquery-1.10.2.min.js"></script>
<script src="js/Slider.js"></script>
</body>
</html>

CSS

*{
padding: 0;
margin: 0;
}
ul,li{
list-style: none;
}
.container{

width: 666px;
height: 300px;
margin: 50px auto;

}
.slide{
position: relative;
left: 0;
height: 300px;
overflow: hidden;
}
.slide-img{
position: absolute;
left: 0;
top: 0;
width:2664px ;
}
.slide-img li{
float: left;
}

.slide-text{
position: absolute;
bottom: 0;
}
.slide-text li{
position: relative;
float: left;
width: 165px;
margin-right: 2px;
height: 35px;
text-align: center;
}
.slide-text li.active{
height: 35px;
line-height: 35px;
}
.slide-text li.active a{
height: 35px;
line-height: 35px;
background: rgba(208, 56, 0, .9);
}
.slide-text li:last-child{
margin: 0;
}
.slide-text li a{
position: absolute;
left: 0;
bottom: 0;
width: 165px;
color: #fff;
font-size: 12px;
text-decoration: none;
background: rgba(0,0,0,.3);
height: 30px;
line-height: 30px;
transition: all 0.35s;
}

/*! normalize.css v8.0.0 | MIT License | github.com/necolas/normalize.css */

/* Document
========================================================================== */

/**
* 1. Correct the line height in all browsers.
* 2. Prevent adjustments of font size after orientation changes in iOS.
*/

html {
line-height: 1.15; /* 1 */
-webkit-text-size-adjust: 100%; /* 2 */
}

/* Sections
========================================================================== */

/**
* Remove the margin in all browsers.
*/

body {
margin: 0;
}

/**
* Correct the font size and margin on `h1` elements within `section` and
* `article` contexts in Chrome, Firefox, and Safari.
*/

h1 {
font-size: 2em;
margin: 0.67em 0;
}

/* Grouping content
========================================================================== */

/**
* 1. Add the correct box sizing in Firefox.
* 2. Show the overflow in Edge and IE.
*/

hr {
box-sizing: content-box; /* 1 */
height: 0; /* 1 */
overflow: visible; /* 2 */
}

/**
* 1. Correct the inheritance and scaling of font size in all browsers.
* 2. Correct the odd `em` font sizing in all browsers.
*/

pre {
font-family: monospace, monospace; /* 1 */
font-size: 1em; /* 2 */
}

/* Text-level semantics
========================================================================== */

/**
* Remove the gray background on active links in IE 10.
*/

a {
background-color: transparent;
}

/**
* 1. Remove the bottom border in Chrome 57-
* 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
*/

abbr[title] {
border-bottom: none; /* 1 */
text-decoration: underline; /* 2 */
text-decoration: underline dotted; /* 2 */
}

/**
* Add the correct font weight in Chrome, Edge, and Safari.
*/

b,
strong {
font-weight: bolder;
}

/**
* 1. Correct the inheritance and scaling of font size in all browsers.
* 2. Correct the odd `em` font sizing in all browsers.
*/

code,
kbd,
samp {
font-family: monospace, monospace; /* 1 */
font-size: 1em; /* 2 */
}

/**
* Add the correct font size in all browsers.
*/

small {
font-size: 80%;
}

/**
* Prevent `sub` and `sup` elements from affecting the line height in
* all browsers.
*/

sub,
sup {
font-size: 75%;
line-height: 0;
position: relative;
vertical-align: baseline;
}

sub {
bottom: -0.25em;
}

sup {
top: -0.5em;
}

/* Embedded content
========================================================================== */

/**
* Remove the border on images inside links in IE 10.
*/

img {
border-style: none;
}

/* Forms
========================================================================== */

/**
* 1. Change the font styles in all browsers.
* 2. Remove the margin in Firefox and Safari.
*/

button,
input,
optgroup,
select,
textarea {
font-family: inherit; /* 1 */
font-size: 100%; /* 1 */
line-height: 1.15; /* 1 */
margin: 0; /* 2 */
}

/**
* Show the overflow in IE.
* 1. Show the overflow in Edge.
*/

button,
input { /* 1 */
overflow: visible;
}

/**
* Remove the inheritance of text transform in Edge, Firefox, and IE.
* 1. Remove the inheritance of text transform in Firefox.
*/

button,
select { /* 1 */
text-transform: none;
}

/**
* Correct the inability to style clickable types in iOS and Safari.
*/

button,
[type="button"],
[type="reset"],
[type="submit"] {
-webkit-appearance: button;
}

/**
* Remove the inner border and padding in Firefox.
*/

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
border-style: none;
padding: 0;
}

/**
* Restore the focus styles unset by the previous rule.
*/

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
outline: 1px dotted ButtonText;
}

/**
* Correct the padding in Firefox.
*/

fieldset {
padding: 0.35em 0.75em 0.625em;
}

/**
* 1. Correct the text wrapping in Edge and IE.
* 2. Correct the color inheritance from `fieldset` elements in IE.
* 3. Remove the padding so developers are not caught out when they zero out
* `fieldset` elements in all browsers.
*/

legend {
box-sizing: border-box; /* 1 */
color: inherit; /* 2 */
display: table; /* 1 */
max-width: 100%; /* 1 */
padding: 0; /* 3 */
white-space: normal; /* 1 */
}

/**
* Add the correct vertical alignment in Chrome, Firefox, and Opera.
*/

progress {
vertical-align: baseline;
}

/**
* Remove the default vertical scrollbar in IE 10+.
*/

textarea {
overflow: auto;
}

/**
* 1. Add the correct box sizing in IE 10.
* 2. Remove the padding in IE 10.
*/

[type="checkbox"],
[type="radio"] {
box-sizing: border-box; /* 1 */
padding: 0; /* 2 */
}

/**
* Correct the cursor style of increment and decrement buttons in Chrome.
*/

[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
height: auto;
}

/**
* 1. Correct the odd appearance in Chrome and Safari.
* 2. Correct the outline style in Safari.
*/

[type="search"] {
-webkit-appearance: textfield; /* 1 */
outline-offset: -2px; /* 2 */
}

/**
* Remove the inner padding in Chrome and Safari on macOS.
*/

[type="search"]::-webkit-search-decoration {
-webkit-appearance: none;
}

/**
* 1. Correct the inability to style clickable types in iOS and Safari.
* 2. Change font properties to `inherit` in Safari.
*/

::-webkit-file-upload-button {
-webkit-appearance: button; /* 1 */
font: inherit; /* 2 */
}

/* Interactive
========================================================================== */

/*
* Add the correct display in Edge, IE 10+, and Firefox.
*/

details {
display: block;
}

/*
* Add the correct display in all browsers.
*/

summary {
display: list-item;
}

/* Misc
========================================================================== */

/**
* Add the correct display in IE 10+.
*/

template {
display: none;
}

/**
* Add the correct display in IE 10.
*/

[hidden] {
display: none;
}

$(function(){
//轮播图
var len = $(".slide-img li").length;
var index = 0;
var isPlay = true;

//悬停对应对按钮显示对应对图片
$(".slide-text li").hover(function(){
index = $(this).index();
$(".slide-img").stop().animate({left:-(666*index)},800);
$(".slide-text li").eq(index).addClass("active").siblings().removeClass("active");
})
});

//定义一个轮播构造函数
function Slider(box){
this.box = $(box);
this.len = this.box.find(".slide-img li").length;
this.index = 0;
this.isPlay = true;
this.init();//在使用new 创建对象时执行
}

//原型上添加共享的方法
Slider.prototype.init = function(){
this.slide();//在使用new 创建对象时执行
this.hoverEvent();
}
Slider.prototype.slide = function(){
if(this.isPlay){
this.box.find(".slide-img").stop().animate({left:-(666*this.index)},800);
this.box.find(".slide-text li").eq(this.index).addClass("active").siblings().removeClass("active");
this.index++;
this.index%=this.len;
}
setTimeout(function(){
this.slide();
}.bind(this),1000);
}

Slider.prototype.hoverEvent = function(){
//鼠标悬停，暂停
this.box.find(".slide").hover(function(){
this.isPlay = false;
}.bind(this),function(){
this.isPlay = true;
}.bind(this));
}
var slide1 = new Slider("#slide1");
var slide2 = new Slider("#slide2");

IMG

面向对象封装轮播图

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