.switch_search{
  position:relative;display:flex;width:120px;height:28px;
  margin-top:8px;border:solid 1px #fff;border-radius:16px;
}
.switch_search_tab{
  flex:1;height:28px;width:60px;
  line-height:28px;color:#203C4B;z-index:12;
}
.white_search_tab{
  color:#fff;
}
.switch_bg{
  background:#fff;border-radius:16px;position:absolute;
  top:-1px;left:-1px;height:28px;width:60px;
}
.search_right{
  transition: -webkit-transform,transform 0.6s ease; 
  -webkit-transform: translate3d(60px, 0, 0);
  -moz-transform: translate3d(60px, 0, 0); 
  transform:translate3d(60px, 0, 0);
}
.search_left{
  transition: -webkit-transform,transform 0.6s ease; 
  -webkit-transform: translate3d(0px, 0, 0);
  -moz-transform: translate3d(0px, 0, 0); 
  transform:translate3d(0px, 0, 0);
}

<div class="switch_search">
  <div class="switch_search_tab" on-swipe-right="activeSlideSearch(1)" ng-click="activeSlideSearch(0)" ng-class="(slideIndexSearch==0 ||slideIndexSearch==-1) ? '' : 'white_search_tab'">
    月
  </div>
  <div class="switch_search_tab" on-swipe-left="activeSlideSearch(0)" ng-click="activeSlideSearch(1)" ng-class="(slideIndexSearch==1) ? '' : 'white_search_tab'">
    日
  </div>
  <div class="switch_bg" ng-class="(slideIndexSearch==0 ||slideIndexSearch==-1) ? 'search_left' :'search_right'"></div>
</div>

$scope.slideIndexSearch=-1; 
$scope.activeSlideSearch = function(index) {
  $scope.slideIndexSearch=index;
};