使用前请自行去 swiper官方下载 3.4.2版本的基础包 ，话不多说，直接上代码
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>今日头条APP顶部点击可居中导航</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no"/>
<link rel="stylesheet" href="css/swiper.min.css">
<script src="js/jquery-1.10.1.min.js"></script>
<script src="js/swiper.min.js"></script>
<style>
* {
margin: 0;
padding: 0;
}
#topNav {
width: 100%;
overflow: hidden;
font: 16px/32px hiragino sans gb, microsoft yahei, simsun;
border-bottom:1px solid #f8f8f8;
}
#topNav .swiper-slide {
padding: 0 5px;
letter-spacing:2px;
width:3rem;
text-align:center;
}
#topNav .swiper-slide span{
transition:all .3s ease;
display:block;
}
#topNav .active span{
transform:scale(1.1);
color:#FF2D2D;
}
img{
width:100%;
line-height:0;
}
</style>
</head>
<body>
<div id="topNav" class="swiper-container">
<div class="swiper-wrapper">
<div class="swiper-slide active"><span>推荐</span></div>
<div class="swiper-slide"><span>热点</span></div>
<div class="swiper-slide"><span>深圳</span></div>
<div class="swiper-slide"><span>视频</span></div>
<div class="swiper-slide"><span>社会</span></div>
<div class="swiper-slide"><span>娱乐</span></div>
<div class="swiper-slide"><span>科技</span></div>
<div class="swiper-slide"><span>问答</span></div>
<div class="swiper-slide"><span>汽车</span></div>
<div class="swiper-slide"><span>财经</span></div>
<div class="swiper-slide"><span>军事</span></div>
<div class="swiper-slide"><span>体育</span></div>
<div class="swiper-slide"><span>段子</span></div>
<div class="swiper-slide"><span>美女</span></div>
<div class="swiper-slide"><span>国际</span></div>
<div class="swiper-slide"><span>趣图</span></div>
<div class="swiper-slide"><span>健康</span></div>
<div class="swiper-slide"><span>特产</span></div>
<div class="swiper-slide"><span>房产</span></div>
</div>
</div>
<img src="https://www.mbkfw.com/static/image/lazy.gif" class="lazy" original="images/img02.png">
<script type="text/javascript">
var mySwiper = new Swiper('#topNav', {
freeMode: true,
freeModeMomentumRatio: 0.5,
slidesPerView: 'auto',
});
swiperWidth = mySwiper.container[0].clientWidth
maxTranslate = mySwiper.maxTranslate();
maxWidth = -maxTranslate + swiperWidth / 2
$(".swiper-container").on('touchstart', function(e) {
e.preventDefault()
})
mySwiper.on('tap', function(swiper, e) {
// e.preventDefault()
slide = swiper.slides[swiper.clickedIndex]
slideLeft = slide.offsetLeft
slideWidth = slide.clientWidth
slideCenter = slideLeft + slideWidth / 2
// 被点击slide的中心点
mySwiper.setWrapperTransition(300)
if (slideCenter < swiperWidth / 2) {
mySwiper.setWrapperTranslate(0)
} else if (slideCenter > maxWidth) {
mySwiper.setWrapperTranslate(maxTranslate)
} else {
nowTlanslate = slideCenter - swiperWidth / 2
mySwiper.setWrapperTranslate(-nowTlanslate)
}
$("#topNav .active").removeClass('active')
$("#topNav .swiper-slide").eq(swiper.clickedIndex).addClass('active')
})
</script>
</body>
</html>
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