<view class='idx-content'>
 <view class='idx-swiper'>
  <view class='idx-cswp {{item.swpClass}}'
    wx:for="{{swiperList}}" wx:key=""
    bindtap="swpBtn"
    data-index="{{index}}">
   <image src='{{item.imgsrc}}' mode='widthFix'></image>
   <view class='swp-title' hidden="{{item.swpClass!=='swp-center'}}">
    <view class='swp-btime'>{{item.time}}</view>
    <view class='swp-bname'>{{item.bname}}</view>
   </view>
  </view>
 </view>
</view>

.idx-content {
 overflow: hidden;
 padding: 0 40rpx;
}
.idx-content .idx-swiper {
 position: relative;
 margin: 40rpx 0;
 padding-bottom: 100%;
}
.idx-content .idx-swiper .idx-cswp {
 width: 70%;
 height: 100%;
 position: absolute;
 top: 0;
 border-radius: 6px;
}
.idx-content .idx-swiper .idx-cswp image {
 width: 100%;
 max-height: 600rpx;
}
.idx-content .idx-swiper .idx-cswp .swp-title .swp-btime {
 text-align: center;
 font-size: 28rpx;
}
.idx-content .idx-swiper .idx-cswp .swp-title .swp-bname {
 text-align: center;
 font-size: 24rpx;
}
.swp-left {/*左边样式*/
 transition: all .3s ease;
 transform: scale(0.8);
 left: -55%;
}
.swp-center {/*中间样式*/
 left: 15%;
 transition: all .3s ease;
 transform: scale(1);
}
.swp-right {/*右边样式*/
 transition: all .3s ease;
 transform: scale(0.8);
 left: 85%;
}
.swp-rightNo {/*最右边样式*/
 transition: all .3s ease;
 left: 150%;
}
.swp-leftNo {/*最左边样式*/
 transition: all .3s ease;
 left: -150%;
}

Page({
 data:{
  swiperList: [{//除了1，2之外，其它的swpClass都是swp-rightNo
   aurl:"../start/start",
   swpClass:"swp-center",
   time:"2018年3月下11",
   bname:"2018全球十大突破技术11",
   imgsrc:"../../public/img/swiper.png"
  }, {
   aurl:"#",
   swpClass:"swp-right",
   time: "2018年3月下22",
   bname: "2018全球十大突破技术22",
    imgsrc: "../../public/img/swiper2.png"
 }, {
  aurl:"#",
  swpClass:"swp-rightNo",
  time: "2018年3月下33",
  bname: "2018全球十大突破技术33",
  imgsrc: "../../public/img/swiper3.png"
 }]
  },
  swpBtn:function(e){
  var swp = this.data.swiperList;
  var max=swp.length;
  var idx=e.currentTarget.dataset.index;
  var prev = swp[idx-1];//前一个
  var next = swp[idx+1];//后一个
  var curView=swp[idx];//当前
  if (curView.swpClass ==='swp-center'){//如果当前是在中间的，即可跳转
   wx.navigateTo({
    url: curView.aurl,
   })
  }
  if(prev){//如果当前的前面有
   if (next) {//当前的后面有
    next.swpClass = "swp-right";
   }
   prev.swpClass ="swp-left";
   curView.swpClass = "swp-center";
   for (var i =0; i < idx; i++) { //当前前一个的前面所有
    swp[i].swpClass = 'swp-leftNo'
   }
  }
  if(next){//如果当前的后面有
   if(prev){//当前的前面有
    prev.swpClass = "swp-left";
   }
   curView.swpClass = "swp-center";
   next.swpClass = "swp-right";
   for (var i = (idx + 2); i < max; i++) {//当前后一个的后面所有
    swp[i].swpClass = 'swp-rightNo'
   }
  }else{
   prev.swpClass = "swp-left";
   curView.swpClass = "swp-center";
  }
  this.setData({
   swiperList: swp
  })
 },
})