private async void Initialize() { // Create the map with basemap. _myMapView.Map = new Map(Basemap.CreateNavigationVector()); try { // Create the WFS feature table from URL and name. WfsFeatureTable wfsTable = new WfsFeatureTable(new Uri(TableUrl), LayerName); // Set the feature request mode to manual. Only calls to PopulateFromService will load features. // Features will not be populated automatically when the user pans and zooms the layer. wfsTable.FeatureRequestMode = FeatureRequestMode.ManualCache; // Load the WFS feature table. await wfsTable.LoadAsync(); // Create a feature layer to visualize the WFS feature table. FeatureLayer statesLayer = new FeatureLayer(wfsTable); // Add the layer to the map. _myMapView.Map.OperationalLayers.Add(statesLayer); // Populate the WFS feature table with the XML query. await wfsTable.PopulateFromServiceAsync(XmlQuery, true); // Zoom to the extent of the query results. await _myMapView.SetViewpointGeometryAsync(wfsTable.Extent, 50); } catch (Exception e) { Debug.WriteLine(e.ToString()); new UIAlertView("Error", e.ToString(), (IUIAlertViewDelegate)null, "Couldn't populate table with XML query.", null).Show(); } }
private async void LoadLayers_Clicked(object sender, EventArgs e) { // Show the progress bar. LoadingProgressBar.IsVisible = true; // Clear the existing layers. MyMapView.Map.OperationalLayers.Clear(); try { // Add the layer to the map. WfsLayerInfo selectedLayerInfo = (WfsLayerInfo)WfsLayerList.SelectedItem; // Create the WFS feature table. WfsFeatureTable table = new WfsFeatureTable(selectedLayerInfo); // Set the feature request mode to manual - only manual is supported at v100.5. // In this mode, you must manually populate the table - panning and zooming won't request features automatically. table.FeatureRequestMode = FeatureRequestMode.ManualCache; // Set the axis order based on the UI. if (AxisOrderSwapCheckbox.IsToggled) { table.AxisOrder = OgcAxisOrder.Swap; } else { table.AxisOrder = OgcAxisOrder.NoSwap; } // Populate the WFS table. await table.PopulateFromServiceAsync(new QueryParameters(), false, null); // Create a feature layer from the WFS table. FeatureLayer wfsFeatureLayer = new FeatureLayer(table); // Choose a renderer for the layer based on the table. wfsFeatureLayer.Renderer = GetRandomRendererForTable(table) ?? wfsFeatureLayer.Renderer; // Add the layer to the map. MyMapView.Map.OperationalLayers.Add(wfsFeatureLayer); // Zoom to the extent of the layer. await MyMapView.SetViewpointGeometryAsync(selectedLayerInfo.Extent, 50); } catch (Exception exception) { Debug.WriteLine(exception); await((Page)Parent).DisplayAlert("Failed to load layer", exception.ToString(), "OK"); } finally { // Hide the progress bar. LoadingProgressBar.IsVisible = false; } }
private async void LayerMenu_LayerSelected(object sender, PopupMenu.MenuItemClickEventArgs e) { // Show the progress bar. _loadingProgressBar.Visibility = ViewStates.Visible; // Clear the existing layers. _myMapView.Map.OperationalLayers.Clear(); try { // Get the selected layer info. WfsLayerInfo selectedLayerInfo = _serviceInfo.LayerInfos[e.Item.Order]; // Create the WFS feature table. WfsFeatureTable table = new WfsFeatureTable(selectedLayerInfo); // Set the feature request mode to manual - only manual is supported at v100.5. // In this mode, you must manually populate the table - panning and zooming won't request features automatically. table.FeatureRequestMode = FeatureRequestMode.ManualCache; // Set the axis order based on the UI. if (_axisOrderSwitch.Checked) { table.AxisOrder = OgcAxisOrder.Swap; } else { table.AxisOrder = OgcAxisOrder.NoSwap; } // Populate the WFS table. await table.PopulateFromServiceAsync(new QueryParameters(), false, null); // Create a feature layer from the WFS table. FeatureLayer wfsFeatureLayer = new FeatureLayer(table); // Choose a renderer for the layer based on the table. wfsFeatureLayer.Renderer = GetRendererForTable(table) ?? wfsFeatureLayer.Renderer; // Add the layer to the map. _myMapView.Map.OperationalLayers.Add(wfsFeatureLayer); // Zoom to the extent of the layer. await _myMapView.SetViewpointGeometryAsync(selectedLayerInfo.Extent, 50); } catch (Exception exception) { System.Diagnostics.Debug.WriteLine(exception); new AlertDialog.Builder(this).SetMessage(exception.ToString()).SetTitle("Couldn't load layer.").Show(); } finally { // Hide the progress bar. _loadingProgressBar.Visibility = ViewStates.Gone; } }
private async void LoadSelectedLayer(WfsLayerInfo selectedLayerInfo) { // Show the progress bar. _loadingProgressBar.StartAnimating(); // Clear the existing layers. _myMapView.Map.OperationalLayers.Clear(); try { // Create the WFS feature table. WfsFeatureTable table = new WfsFeatureTable(selectedLayerInfo); // Set the feature request mode to manual - only manual is supported at v100.5. // In this mode, you must manually populate the table - panning and zooming won't request features automatically. table.FeatureRequestMode = FeatureRequestMode.ManualCache; // Set the axis order based on the UI. if (_toggleAxisOrderSwitch.On) { table.AxisOrder = OgcAxisOrder.Swap; } else { table.AxisOrder = OgcAxisOrder.NoSwap; } // Populate the WFS table. await table.PopulateFromServiceAsync(new QueryParameters(), false, null); // Create a feature layer from the WFS table. FeatureLayer wfsFeatureLayer = new FeatureLayer(table); // Choose a renderer for the layer based on the table. wfsFeatureLayer.Renderer = GetRandomRendererForTable(table) ?? wfsFeatureLayer.Renderer; // Add the layer to the map. _myMapView.Map.OperationalLayers.Add(wfsFeatureLayer); // Zoom to the extent of the layer. await _myMapView.SetViewpointGeometryAsync(selectedLayerInfo.Extent, 50); } catch (Exception exception) { Debug.WriteLine(exception); new UIAlertView("Error", exception.ToString(), (IUIAlertViewDelegate)null, "Couldn't load layer.", null).Show(); } finally { // Hide the progress bar. _loadingProgressBar.StopAnimating(); } }
private async void Initialize() { // Create the map with topographic basemap. MyMapView.Map = new Map(BasemapStyle.ArcGISTopographic); try { // Create the feature table from URI and layer name. _featureTable = new WfsFeatureTable(new Uri(ServiceUrl), LayerName); // Set the feature request mode to manual - only manual is supported at v100.5. // In this mode, you must manually populate the table - panning and zooming won't request features automatically. _featureTable.FeatureRequestMode = FeatureRequestMode.ManualCache; // Load the table. await _featureTable.LoadAsync(); // Create a feature layer to visualize the WFS features. FeatureLayer wfsFeatureLayer = new FeatureLayer(_featureTable); // Apply a renderer. wfsFeatureLayer.Renderer = new SimpleRenderer(new SimpleLineSymbol(SimpleLineSymbolStyle.Solid, Color.Red, 3)); // Add the layer to the map. MyMapView.Map.OperationalLayers.Add(wfsFeatureLayer); // Use the navigation completed event to populate the table with the features needed for the current extent. MyMapView.NavigationCompleted += MapView_NavigationCompleted; // Zoom to a small area within the dataset by default. MapPoint topLeft = new MapPoint(-122.341581, 47.617207, SpatialReferences.Wgs84); MapPoint bottomRight = new MapPoint(-122.332662, 47.613758, SpatialReferences.Wgs84); await MyMapView.SetViewpointGeometryAsync(new Envelope(topLeft, bottomRight)); } catch (Exception e) { await Application.Current.MainPage.DisplayAlert("Error", e.ToString(), "Couldn't load sample."); Debug.WriteLine(e); } }
private async void Initialize() { // Create the map with topographic basemap. _myMapView.Map = new Map(Basemap.CreateTopographic()); try { // Create the feature table from URI and layer name. _featureTable = new WfsFeatureTable(new Uri(ServiceUrl), LayerName); // Set the feature request mode to manual - only manual is supported at v100.5. // In this mode, you must manually populate the table - panning and zooming won't request features automatically. _featureTable.FeatureRequestMode = FeatureRequestMode.ManualCache; // Load the table. await _featureTable.LoadAsync(); // Create a feature layer to visualize the WFS features. FeatureLayer wfsFeatureLayer = new FeatureLayer(_featureTable); // Apply a renderer. wfsFeatureLayer.Renderer = new SimpleRenderer(new SimpleLineSymbol(SimpleLineSymbolStyle.Solid, Color.Red, 3)); // Add the layer to the map. _myMapView.Map.OperationalLayers.Add(wfsFeatureLayer); // Zoom to a small area within the dataset by default. MapPoint topLeft = new MapPoint(-122.341581, 47.617207, SpatialReferences.Wgs84); MapPoint bottomRight = new MapPoint(-122.332662, 47.613758, SpatialReferences.Wgs84); await _myMapView.SetViewpointGeometryAsync(new Envelope(topLeft, bottomRight)); UpdateForExtent(); } catch (Exception e) { new UIAlertView("Couldn't load sample.", e.ToString(), (IUIAlertViewDelegate)null, "OK", null).Show(); Debug.WriteLine(e); } }
private async void LoadLayers_Clicked(object sender, RoutedEventArgs e) { // Skip if nothing selected. if (WfsLayerList.SelectedItems.Count < 1) { return; } // Show the progress bar. LoadingProgressBar.Visibility = Visibility.Visible; // Clear the existing layers. MyMapView.Map.OperationalLayers.Clear(); try { // Get the selected WFS layer. WfsLayerInfo selectedLayerInfo = (WfsLayerInfo)WfsLayerList.SelectedItems[0]; // Create the WFS feature table. WfsFeatureTable table = new WfsFeatureTable(selectedLayerInfo); // Set the feature request mode to manual - only manual is supported at v100.5. // In this mode, you must manually populate the table - panning and zooming won't request features automatically. table.FeatureRequestMode = FeatureRequestMode.ManualCache; // Set the axis order based on the UI. if (AxisOrderSwapCheckbox.IsChecked == true) { table.AxisOrder = OgcAxisOrder.Swap; } else { table.AxisOrder = OgcAxisOrder.NoSwap; } // Populate the WFS table. await table.PopulateFromServiceAsync(new QueryParameters(), false, null); // Create a feature layer from the WFS table. FeatureLayer wfsFeatureLayer = new FeatureLayer(table); // Choose a renderer for the layer based on the table. wfsFeatureLayer.Renderer = GetRendererForTable(table) ?? wfsFeatureLayer.Renderer; // Add the layer to the map. MyMapView.Map.OperationalLayers.Add(wfsFeatureLayer); // Zoom to the extent of the selected layer. await MyMapView.SetViewpointGeometryAsync(selectedLayerInfo.Extent, 50); } catch (Exception ex) { Debug.WriteLine(ex); await new MessageDialog(ex.ToString(), "Failed to load layer.").ShowAsync(); } finally { // Hide the progress bar. LoadingProgressBar.Visibility = Visibility.Collapsed; } }