ArcGISWindowsPhoneSDK.QueryImageService.QueryTask_ExecuteCompleted C# (CSharp) Метод

        private void QueryTask_ExecuteCompleted(object sender, ESRI.ArcGIS.Client.Tasks.QueryEventArgs args)
        {
            FeatureSet featureSet = args.FeatureSet;

            if (featureSet == null || featureSet.Features.Count < 1)
            {
                MessageBox.Show("No features returned from query");
                return;
            }

            if (featureSet != null && featureSet.Features.Count > 0)
            {
                foreach (Graphic graphic in featureSet.Features)
                {
                    graphic.Symbol = LayoutRoot.Resources["FootprintFillSymbol"] as ESRI.ArcGIS.Client.Symbols.FillSymbol; ;
                    footprintsGraphicsLayer.Graphics.Add(graphic);
                }
            }

            myDrawObject.IsEnabled = true;
        }