ArcGISWindowsPhoneSDK.BingRouting.MyDrawObject_DrawComplete C# (CSharp) Метод

        private void MyDrawObject_DrawComplete(object sender, ESRI.ArcGIS.Client.DrawEventArgs args)
        {
            myDrawObject.IsEnabled = false;
            Graphic waypointGraphic = new Graphic()
            {
                Geometry = args.Geometry as MapPoint,
                Symbol = LayoutRoot.Resources["UserStopSymbol"] as Symbol
            };
            waypointGraphic.Attributes.Add("StopNumber", waypointGraphicsLayer.Graphics.Count + 1);
            waypointGraphicsLayer.Graphics.Add(waypointGraphic);

            if (waypointGraphicsLayer.Graphics.Count > 1)
                RouteButton.IsEnabled = true;
            else
                RouteButton.IsEnabled = false;
        }