微信小程序实现跑马灯效果完整代码(附效果图)

<!-- //滚动 --> 
<template name="roll"> 
 <block> 
 <navigator url='../details/details2/detail2?artical_id={{newsId}}'> 
 <view class='chakan'>查看</view> 
 </navigator> 
 <view class='sx_lunbo page_row'> 
 <text class='red'>公告</text> 
 <swiper class='sx_swiper page_row' autoplay interval="5000" duration="3000" bindchange="newsId" data-newsId='{{item.id}}' circular> 
 <swiper-item wx:for="{{news}}" wx:key=""> 
 <view class='reds'>{{item.title}} 
 </view> 
 </swiper-item> 
 </swiper> 
 </view> 
 </block> 
</template> 

.sx_lunbo { 
 width: 100%; 
 height: 60rpx; 
 border-bottom: solid 1px #eee; 
} 
.chakan{ 
 padding-left: 25rpx; 
 right: 20rpx; 
 clear: both; 
 position:absolute; 
 height: 40rpx; 
 margin-top: 10rpx; 
 color: #f63; 
 border:solid 1px #f63; 
 border-radius:5rpx; 
 padding: 0rpx 10rpx 0rpx 10rpx; 
 font-size: 28rpx 
} 
.sx_swiper { 
 width: 550rpx; 
 margin-top: 10rpx; 
} 
.sx_swiper swiper-item{ 
 height: 40rpx 
 } 
.reds { 
 overflow: hidden; 
 text-overflow: ellipsis; 
 white-space:nowrap; 
 width:500rpx; 
 font-size: 28rpx; 
 height: 40rpx; 
} 
.red { 
 font-size: 24rpx; 
 color: white; 
 width: 60rpx; 
 height: 40rpx; 
 line-height: 40rpx; 
 background: blue; 
 padding-left: 10rpx; 
 margin: 10rpx; 
 border-radius: 10rpx; 
} 

<import src="../template/roll/roll.wxml" /> 
<template is="roll" data="{{news,newsId}}" /> 

@import "../template/roll/roll.wxss"; 

newsId: function (e) { 
 var that = this 
 var item = e.detail.current; 
 this.setData({ 
 newsId:that.data.news[item].id 
 }) 
},