微信小程序如何实现五星评价功能

<view class="l-evalbox row">
 <text class="l-evaltxt">满意度：</text>
 <view class="l-evalist flex-1" bindtap="chooseicon">
  <icon class="{{tabArr.curHdIndex >'0'" data-id="1"></icon>
  <icon class="{{tabArr.curHdIndex >'1'" data-id="2"></icon>
  <icon class="{{tabArr.curHdIndex >'2'" data-id="3"></icon>
  <icon class="{{tabArr.curHdIndex >'3'" data-id="4"></icon>
  <icon class="{{tabArr.curHdIndex >'4'" data-id="5"></icon>
 </view>
</view<br data-filtered="filtered"><br data-filtered="filtered">

.l-evalbox{
 height: 100rpx;
 padding: 0 3%;
 margin-top: 10rpx;
 background: #FFF;
 line-height: 100rpx;
}
.l-evaltxt{
 width: 120rpx;
 display: block;
 font-size: 26rpx;
 color: #666666;
}
.l-evalist .icon{
 background-position: -77rpx -246rpx;
 width: 40rpx;
 height: 43rpx;
 margin-right: 30rpx;
}
.l-evalist .cur{
 background-position: -128rpx -246rpx;
}
.l-evalist .icon:last-child{
 margin: 0;
}<br data-filtered="filtered">

chooseicon:function(e){
   
 var strnumber=e.target.dataset.id;
  var _obj={};
  _obj.curHdIndex=strnumber;
  this.setData({
   tabArr: _obj
  });  
 },