text: //  读取模型的楼层视角
  /**
   */
  
  function regfloorBtn(){
      $('#infoLC').draggable();
          $('#floorBtn').click(function(e){
          e.preventDefault();
          $('#infoLC').toggle();
          loadJG();   
      });
      function loadLC(stroeys) {
      $('#lcContainer').empty();
     var bodyObj = $("#lcContainer");
     stroeys.forEach(function(stroey){
         var tr = '<tr styele="width:200px;height:30px">\
         <td data-id="'+stroey.Id+'">'+stroey.Name+'</td>\
         <td><button type="button" class="btn btn-success m-r-5 m-b-5">切换</button></td>\
                  </tr>';
         bodyObj.append(tr);
     });
     var openLC = '<tr>\
     <td><button id="openAllLC" type="button" class="btn btn-primary m-r-5 m-b-5">还原楼层</button></td>\
                  </tr>';
     bodyObj.append(openLC);
  //    给id="lcContainer"下的除了最后一个button添加click
     $("#lcContainer button:not(':last')").click(function(e){
      //  找到需要隐藏的id
          var id = $(this).parent().prev().attr("data-id");
          bimEngine.showBuildingStorey(id, true);
          bimEngine.watchBuildingStorey(id, function () {
              // 隐藏其他的楼层
              stroeys.forEach(function (other) {
                  if (other.Id != id) {
                      bimEngine.showBuildingStorey(other.Id, false);
                  }
              });
          });
     }); 
  
     $("#openAllLC").click(function(){
      stroeys.forEach(function (stroey) {
          bimEngine.showBuildingStorey(stroey.Id, true);
      });
     });
  
  }
  
  
  }