Наследование: SuperMap.WinRT.Mapping.TiledCachedLayer
 public CustomClientMeasure()
 {
     InitializeComponent();
     _layer = MyMap.Layers["bingMapLayer"] as TiledBingMapsLayer;
     _eLayer = MyMap.Layers["ELayer"] as ElementsLayer;
     this.Unloaded += CustomClientMeasure_Unloaded;
 }
        public BingMapTest()
        {
            InitializeComponent();

            _layer = myMap.Layers["bingMapLayer"] as TiledBingMapsLayer;
            this.Unloaded += BingMapTest_Unloaded;
        }