利用bootstrap的carousel.js实现轮播图动画

前期准备：

1.jquery.js。

2.bootstrap的carousel.js。

3.bootstrap.css。

如果大家不知道在哪下载，可以联系小颖，小颖把这些js和css可以发送给你。

一起来看代码吧：

小颖画的页面比较丑，希望大家不要介意哦嘻嘻

效果图：

html+js：

<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <title>my love-首页</title>
    <link rel="stylesheet" href="css/bootstrap.css">
    <link rel="stylesheet" href="css/index.css">
    <link href="favicon.ico" rel="shortcut icon" />
    <script src="js/jquery.js" type="text/javascript"></script>
    <script src="js/carousel.js" type="text/javascript"></script>
</head>

<body>
    <div class="index-content">
        <div class="index-header">
            <nav class="navbar  navbar-default">
                <div class="container-fluid">
                    <div class="navbar-header">
                        <a class="navbar-brand" href="javascript:void(0)">首页</a>
                    </div>
                    <div>
                        <ul class="nav navbar-nav">
                            <li class="active"><a href="#section1" class="con">向日葵花</a></li>
                            <li><a href="#section2" class="con">萌萌哒的狗狗</a></li>
                            <li><a href="#section3" class="con">好吃哒</a></li>
                        </ul>
                    </div>
                </div>
            </nav>
        </div>
        <div class="index-body">
            <div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
                <!-- Indicators -->
                <ol class="carousel-indicators">
                    <li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
                    <li data-target="#carousel-example-generic" data-slide-to="1"></li>
                    <li data-target="#carousel-example-generic" data-slide-to="2"></li>
                </ol>
                <!-- Wrapper for slides -->
                <div class="carousel-inner" role="listbox">
                    <div class="item active">
                        <img src="image/indexOne.jpg" alt="向日葵" class="images">
                    </div>
                    <div class="item">
                        <img src="image/indexTwo.jpg" alt="萌萌哒狗狗" class="images">
                    </div>
                    <div class="item">
                        <img src="image/indexThree.jpg" alt="好吃哒" class="images">
                    </div>
                </div>
                <!-- Controls -->
                <a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
                    <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                    <span class="sr-only">Previous</span>
                </a>
                <a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
                    <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                    <span class="sr-only">Next</span>
                </a>
            </div>
        </div>
        <div class="index-footer">
            <div class="footer-centent">
                Copyright ©2016 爱喝酸奶的吃货
            </div>
        </div>
    </div>
    <script type="text/javascript">
        $(function() {
            $(".navbar-nav li").each(function(index) {
                $(this).click(function() {
                    $("li.active").removeClass("active"); //注意这里
                    $(this).addClass("active"); //注意这里
                    $(".carousel-inner div.active").removeClass("active");
                    $(".carousel-inner div").eq(index).addClass("active");
                });
            });
            window.setInterval(function() {
                $(".carousel-inner div").each(function(index) {
                    if ($(this).hasClass("active")) {
                        $(".navbar-nav li.active").removeClass("active");
                        $(".navbar-nav li").eq(index).addClass("active");
                    }
                });
            }, 100);
        });
    </script>
</body>

</html>

index.css

.container-fluid {
    padding-left: 200px;
}

.navbar-default {
    background-color: #308dca;
}

.navbar-brand {
    font-size: 34px;
    height: 70px;
}

.navbar-nav>li>a {
    font-size: 19px;
}

.navbar-default .navbar-brand, .navbar-default .navbar-nav>li>a, .navbar-default .navbar-nav>li>a:hover, .navbar-default .navbar-nav>li>a:focus {
    color: #fff;
}

.navbar-brand, .navbar-nav>li>a {
    line-height: 40px;
}

.navbar-default .navbar-nav>.active>a, .navbar-default .navbar-nav>.active>a:hover, .navbar-default .navbar-nav>.active>a:focus {
    color: #fff;
    background-color: #2276bf;
}

.index-body {
    margin: 0 auto;
}

.carousel-inner {
    height: 490px;
}

.index-body, .images {
    width: 900px;
}

.index-footer {
    margin-top: 20px;
    color: #fff;
    background-color: #2276bf;
}

.footer-centent {
    width: 300px;
    font-size: 20px;
    line-height: 55px;
    margin: 0 auto;
    height: 60px;
}

大家在自己设计demo的时候注意下，class为index-body的div和img的宽度要设置一样，否则会出现以下情况：