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  }) },