private void GenerateUniqueValueClick(object sender, System.Windows.RoutedEventArgs e) { UniqueValueDefinition uniqueValueDefinition = new UniqueValueDefinition() { Fields = new List <string>() { "STATE_NAME" } }; uniqueValueDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.CIELabAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = uniqueValueDefinition, Where = "STATE_NAME NOT IN ('Alaska', 'Hawaii')" }; generateRendererTask.ExecuteAsync(rendererParams, rendererParams.Where); }
private void GenerateRangeValueClick(object sender, System.Windows.RoutedEventArgs e) { ClassBreaksDefinition classBreaksDefinition = new ClassBreaksDefinition() { ClassificationField = "SQMI", ClassificationMethod = ClassificationMethod.StandardDeviation, BreakCount = 5, StandardDeviationInterval = ESRI.ArcGIS.Client.Tasks.StandardDeviationInterval.OneQuarter }; classBreaksDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.HSVAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = classBreaksDefinition, Where = "STATE_NAME NOT IN ('Alaska', 'Hawaii')" }; generateRendererTask.ExecuteAsync(rendererParams, rendererParams.Where); }
// Create a unique value renderer by state sub-region name private async Task SetupSymbology() { try { // Generate a unique value renderer on the server GenerateRendererTask generateRendererTask = new GenerateRendererTask(new Uri(LAYER_URL)); UniqueValueDefinition uvDef = new UniqueValueDefinition() { Fields = new List <string> { "sub_region" } }; uvDef.ColorRamps.Add(new ColorRamp() { From = Colors.Purple, To = Colors.Yellow, Algorithm = Algorithm.LabLch }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = uvDef }; var rendererResult = await generateRendererTask.GenerateRendererAsync(rendererParams); _graphicsOverlay.Renderer = rendererResult.Renderer; } catch (Exception ex) { MessageBox.Show(ex.Message, "Statistics Sample"); } }
private async Task GenerateRenderer(GenerateRendererParameters rendererParam) { GenerateRendererResult result = await generateRendererTask.GenerateRendererAsync(rendererParam); LayerDrawingOptions layerDrawingOptions = null; LayerDrawingOptionCollection options = null; // If this is the first execution of this sample create a new LayerDrawingOptionsCollection if (((ArcGISDynamicMapServiceLayer)map.Layers["USA"]).LayerDrawingOptions == null) { options = new LayerDrawingOptionCollection(); // Add a new LayerDrawingOptions for layer ID 2 using the generated renderer options.Add(new LayerDrawingOptions() { LayerID = 2, Renderer = result.Renderer }); } else { // Otherwise the layer will have an existing LayerDrawingOptionsCollection from a previous button click options = ((ArcGISDynamicMapServiceLayer)map.Layers["USA"]).LayerDrawingOptions; // Iterate over the LayerDrawingOptionsCollection. // For layer ID 2 get the existing LayerDrawingOptions object and apply the newly generated renderer foreach (LayerDrawingOptions drawOption in options) { if (drawOption.LayerID == 2) { layerDrawingOptions = drawOption; drawOption.Renderer = result.Renderer; } } } // Retrieve the GenerateRendererParameters Where clause and create a new LayerDefinition for layer ID 2 if (!string.IsNullOrEmpty(rendererParam.Where)) { LayerDefinition layerDefinition = new LayerDefinition() { LayerID = 2, Definition = rendererParam.Where }; ((ArcGISDynamicMapServiceLayer)map.Layers["USA"]).LayerDefinitions = new ObservableCollection <LayerDefinition>() { layerDefinition }; } // Apply the updated LayerDrawingOptionsCollection to the LayerDrawingOptions property on the layer ((ArcGISDynamicMapServiceLayer)map.Layers["USA"]).LayerDrawingOptions = options; }
// When field to summarize on changes, generate a new renderer from the map service private async void comboField_SelectionChanged(object sender, Windows.UI.Xaml.Controls.SelectionChangedEventArgs e) { try { // Generate a new renderer GenerateRendererTask generateRenderer = new GenerateRendererTask( new Uri("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/2")); var colorRamp = new ColorRamp() { Algorithm = Algorithm.Hsv, From = Color.FromArgb(0xFF, 0x99, 0x8E, 0xC3), To = Color.FromArgb(0xFF, 0xF1, 0xA3, 0x40) }; var classBreaksDef = new ClassBreaksDefinition() { BreakCount = 5, ClassificationField = ((Windows.UI.Xaml.Controls.ComboBoxItem)comboField.SelectedItem).Tag as string, ClassificationMethod = ClassificationMethod.Quantile, BaseSymbol = _baseSymbol, ColorRamps = new ObservableCollection <ColorRamp>() { colorRamp } }; var param = new GenerateRendererParameters() { ClassificationDefinition = classBreaksDef, Where = ((ServiceFeatureTable)_featureLayer.FeatureTable).Where }; var result = await generateRenderer.GenerateRendererAsync(param); _featureLayer.Renderer = result.Renderer; // Reset the legend txtLegendTitle.DataContext = comboField.SelectedValue.ToString(); await CreateLegend((ClassBreaksRenderer)result.Renderer); } catch (Exception ex) { var _x = new MessageDialog(ex.Message, "Sample Error").ShowAsync(); } }
private async void GenerateUniqueValueClick(object sender, RoutedEventArgs e) { try { if (IsBusy) { return; } IsBusy = true; UniqueValueDefinition uniqueValueDefinition = new UniqueValueDefinition() { Fields = new List <string>() { "STATE_NAME" } }; uniqueValueDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.CieLab }); // Create a new GenerateRendererParameter object and set the ClassificationDefinition // Also specify a Where clause on the layer to demonstrate excluding features from the classification GenerateRendererParameters rendererParam = new GenerateRendererParameters() { ClassificationDefinition = uniqueValueDefinition, Where = "STATE_NAME NOT IN ('Alaska', 'Hawaii')" }; await GenerateRenderer(rendererParam); } catch (Exception ex) { MessageBox.Show("Error generating renderer: " + ex.Message); } finally { IsBusy = false; } }
private async void GenerateRangeValueClick(object sender, RoutedEventArgs e) { try { if (IsBusy) { return; } IsBusy = true; ClassBreaksDefinition classBreaksDefinition = new ClassBreaksDefinition() { ClassificationField = "SQMI", ClassificationMethod = ClassificationMethod.StandardDeviation, BreakCount = 5, StandardDeviationInterval = StandardDeviationInterval.OneQuarter }; classBreaksDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.Hsv }); // Create a new GenerateRendererParameter object and set the ClassificationDefinition // Also specify a Where clause on the layer to demonstrate excluding features from the classification GenerateRendererParameters rendererParam = new GenerateRendererParameters() { ClassificationDefinition = classBreaksDefinition, Where = "STATE_NAME NOT IN ('Alaska', 'Hawaii')" }; await GenerateRenderer(rendererParam); } catch (Exception ex) { MessageBox.Show("Error generating renderer: " + ex.Message); } finally { IsBusy = false; } }
private void InitializeRenderingInfo() { FeatureLayer statesFeatureLayer = MyMap.Layers["StatesFeatureLayer"] as FeatureLayer; generateRendererTask = new GenerateRendererTask(statesFeatureLayer.Url); generateClassesParameters = new GenerateRendererParameters(); generateClassesParameters.Source = new LayerMapSource() { MapLayerID = 3 }; generateRendererTask.Failed += (s, e) => { MessageBox.Show(string.Format("GenerateRendererTask Failed: {0}", e.Error.Message)); }; generateRendererTask.ExecuteCompleted += (s, e) => { statesFeatureLayer.Renderer = e.GenerateRendererResult.Renderer; }; }
// When field to summarize on changes, generate a new renderer from the map service private async void comboField_SelectionChanged(object sender, SelectionChangedEventArgs e) { try { // Generate a new renderer GenerateRendererTask generateRenderer = new GenerateRendererTask( new Uri("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/2")); var colorRamp = new ColorRamp() { Algorithm = Algorithm.Hsv, From = Color.FromRgb(0x99, 0x8E, 0xC3), To = Color.FromRgb(0xF1, 0xA3, 0x40) }; var classBreaksDef = new ClassBreaksDefinition() { BreakCount = 5, ClassificationField = ((ComboBoxItem)comboField.SelectedItem).Tag as string, ClassificationMethod = ClassificationMethod.Quantile, BaseSymbol = _baseSymbol, ColorRamps = new ObservableCollection<ColorRamp>() { colorRamp } }; var param = new GenerateRendererParameters() { ClassificationDefinition = classBreaksDef, Where = ((ServiceFeatureTable)featureLayer.FeatureTable).Where }; var result = await generateRenderer.GenerateRendererAsync(param); featureLayer.Renderer = result.Renderer; // Reset the legend txtLegendTitle.DataContext = comboField.SelectedValue.ToString(); await CreateLegend((ClassBreaksRenderer)result.Renderer); } catch (Exception ex) { MessageBox.Show(ex.Message, "Generate Renderer Task Sample"); } }
// Create a unique value renderer by state sub-region name private async Task SetupSymbology() { try { // Generate a unique value renderer on the server GenerateRendererTask generateRendererTask = new GenerateRendererTask(new Uri(LAYER_URL)); UniqueValueDefinition uvDef = new UniqueValueDefinition() { Fields = new List<string> { "sub_region" } }; uvDef.ColorRamps.Add(new ColorRamp() { From = Colors.Purple, To = Colors.Yellow, Algorithm = Algorithm.LabLch }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = uvDef }; var rendererResult = await generateRendererTask.GenerateRendererAsync(rendererParams); _graphicsOverlay.Renderer = rendererResult.Renderer; } catch (Exception ex) { MessageBox.Show(ex.Message, "Statistics Sample"); } }
private void InitializeRenderingInfo() { FeatureLayer statesFeatureLayer = MyMap.Layers["StatesFeatureLayer"] as FeatureLayer; generateRendererTask = new GenerateRendererTask(statesFeatureLayer.Url); generateClassesParameters = new GenerateRendererParameters(); generateClassesParameters.Source = new LayerMapSource() { MapLayerID = 3 }; generateRendererTask.Failed += (s, e) => { MessageBox.Show(string.Format("GenerateRendererTask Failed: {0}", e.Error.Message)); }; generateRendererTask.ExecuteCompleted += (s, e) => { statesFeatureLayer.Renderer = e.GenerateRendererResult.Renderer; }; }
private async void GenerateRangeValueClick(object sender, RoutedEventArgs e) { try { progress.Visibility = Visibility.Visible; ClassBreaksDefinition classBreaksDefinition = new ClassBreaksDefinition() { ClassificationField = "SQMI", ClassificationMethod = ClassificationMethod.StandardDeviation, BreakCount = 5, StandardDeviationInterval = StandardDeviationInterval.OneQuarter }; classBreaksDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.Hsv }); // Create a new GenerateRendererParameter object and set the ClassificationDefinition // Also specify a Where clause on the layer to demonstrate excluding features from the classification GenerateRendererParameters rendererParam = new GenerateRendererParameters() { ClassificationDefinition = classBreaksDefinition, Where = "STATE_NAME NOT IN ('Alaska', 'Hawaii')" }; await GenerateRenderer(rendererParam); } catch (Exception ex) { var _x = new MessageDialog("Error generating renderer: " + ex.Message).ShowAsync(); } finally { progress.Visibility = Visibility.Collapsed; } }
private void GenerateRangeValueClick(object sender, RoutedEventArgs e) { ClassBreaksDefinition classBreaksDefinition = new ClassBreaksDefinition() { ClassificationField = "SQMI", ClassificationMethod = ClassificationMethod.StandardDeviation, BreakCount = 5, StandardDeviationInterval = ESRI.ArcGIS.Client.Tasks.StandardDeviationInterval.OneQuarter }; classBreaksDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.HSVAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = classBreaksDefinition, Where = "STATE_NAME NOT IN ('Alaska', 'Hawaii')" }; generateRendererTask.ExecuteAsync(rendererParams, rendererParams.Where); }
public StatisticsRenderOnMap() { InitializeComponent(); subRegionGraphicsLayer = MyMap.Layers["SumGraphicsLayer"] as GraphicsLayer; // Generate a unique value renderer on the server GenerateRendererTask generateRendererTask = new GenerateRendererTask(); generateRendererTask.Url = _layerUrl; generateRendererTask.ExecuteCompleted += (o, e) => { subRegionGraphicsLayer.Renderer = e.GenerateRendererResult.Renderer; }; UniqueValueDefinition uniqueValueDefinition = new UniqueValueDefinition() { Fields = new List <string>() { "SUB_REGION" } }; uniqueValueDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Purple, To = Colors.Yellow, Algorithm = Algorithm.LabLChAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = uniqueValueDefinition, }; generateRendererTask.ExecuteAsync(rendererParams); // When layers initialized, return all states, generate statistics for a group, // union graphics based on grouped statistics MyMap.Layers.LayersInitialized += (a, b) => { QueryTask queryTask1 = new QueryTask(_layerUrl); Query queryAllStates = new Query() { ReturnGeometry = true, OutSpatialReference = MyMap.SpatialReference, Where = "1=1" }; queryAllStates.OutFields.Add("SUB_REGION"); queryTask1.ExecuteCompleted += (c, d) => { // Return statistics for states layer. Population and total count of states grouped by sub-region. QueryTask queryTask2 = new QueryTask(_layerUrl); Query query = new Query() { GroupByFieldsForStatistics = new List <string> { "SUB_REGION" }, OutStatistics = new List <OutStatistic> { new OutStatistic() { OnStatisticField = "POP2000", OutStatisticFieldName = "SubRegionPopulation", StatisticType = StatisticType.Sum }, new OutStatistic() { OnStatisticField = "SUB_REGION", OutStatisticFieldName = "NumberOfStates", StatisticType = StatisticType.Count } } }; queryTask2.ExecuteCompleted += (e, f) => { // foreach group (sub-region) returned from statistic results foreach (Graphic regionGraphic in f.FeatureSet.Features) { // Collection of graphics based on sub-region IEnumerable <Graphic> toUnion = (f.UserState as FeatureSet).Features.Where(stateGraphic => (string)stateGraphic.Attributes["SUB_REGION"] == (string)regionGraphic.Attributes["SUB_REGION"]); // Union graphics based on sub-region, add to graphics layer GeometryService geometryService = new GeometryService("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Utilities/Geometry/GeometryServer"); geometryService.UnionCompleted += (g, h) => { Graphic unionedGraphic = h.UserState as Graphic; unionedGraphic.Geometry = h.Result; subRegionGraphicsLayer.Graphics.Add(unionedGraphic); }; geometryService.UnionAsync(toUnion.ToList(), regionGraphic); } // populate the ListBox FeatureSet featureSet = f.FeatureSet; if (featureSet != null && featureSet.Features.Count > 0) { OutStatisticsListBox.ItemsSource = featureSet.Features; } }; queryTask2.ExecuteAsync(query, d.FeatureSet); }; queryTask1.ExecuteAsync(queryAllStates); }; }
private void Button_Click(object sender, RoutedEventArgs e) { layer = (map.Layers[0] as ArcGISDynamicMapServiceLayer); DynamicLayerInfoCollection myDynamicLayerInfos = layer.DynamicLayerInfos; if (myDynamicLayerInfos == null) { myDynamicLayerInfos = layer.CreateDynamicLayerInfosFromLayerInfos(); } #region TableDataSource DynamicLayerInfo info = new DynamicLayerInfo() { ID = 1, Source = new LayerDataSource() { DataSource = new QueryDataSource() { GeometryType = ESRI.ArcGIS.Client.Tasks.GeometryType.Polyline, OIDFields = new string[] { "OBJECTID" }, Query = "SELECT * FROM SDE.china_road where FNODE_ > 1000", WorkspaceID = "MyDatabaseWorkspaceID" } } }; #endregion #region QueryDataSource DynamicLayerInfo info = new DynamicLayerInfo() { ID = 1, Source = new LayerDataSource() { DataSource = new QueryDataSource() { GeometryType = ESRI.ArcGIS.Client.Tasks.GeometryType.Polyline, OIDFields = new string[] { "OBJECTID" }, Query = "SELECT * FROM SDE.china_road where FNODE_ > 1000", WorkspaceID = "MyDatabaseWorkspaceID" } } }; #endregion #region UserDefine Simple Render Line //LayerDrawingOptions layerDrawOptions = new LayerDrawingOptions(); //layerDrawOptions.LayerID = 1; //layerDrawOptions.Renderer = new SimpleRenderer() //{ // Symbol = new SimpleLineSymbol() // { // Color = new SolidColorBrush(Color.FromArgb((int)255, (int)0, (int)0, (int)255)), // Width = 2 // } //}; //layer.LayerDrawingOptions = new LayerDrawingOptionsCollection() { layerDrawOptions }; #endregion #region UserDefine Simple Render Poly LayerDrawingOptions layerDrawOptions = new LayerDrawingOptions(); layerDrawOptions.LayerID = 1; layerDrawOptions.Renderer = new SimpleRenderer() { Symbol = new SimpleFillSymbol() { Fill = new SolidColorBrush(Color.FromArgb((int)255, (int)0, (int)0, (int)255)), } }; layer.LayerDrawingOptions = new LayerDrawingOptionsCollection() { layerDrawOptions }; #endregion #region JoinDataSource DynamicLayerInfo info = new DynamicLayerInfo() { ID = 1, Source = new LayerDataSource() { DataSource = new JoinDataSource() { JoinType = JoinType.LeftInnerJoin, LeftTableSource = new LayerDataSource() { DataSource = new TableDataSource() { DataSourceName = "SDE.china_county", WorkspaceID = "MyDatabaseWorkspaceID" } }, LeftTableKey = "OBJECTID", RightTableSource = new LayerDataSource() { DataSource = new TableDataSource() { DataSourceName = "SDE.china_road", WorkspaceID = "MyDatabaseWorkspaceID" } }, RightTableKey = "OBJECTID" } } }; #endregion #region RasterDataSource //DynamicLayerInfo info = new DynamicLayerInfo() //{ // ID = 1, // Source = new LayerDataSource() // { // DataSource = new RasterDataSource() // { // DataSourceName = "rr1", // WorkspaceID = "MyRasterWorkspaceID" // } // } //}; #endregion myDynamicLayerInfos.Add(info); layer.DynamicLayerInfos = myDynamicLayerInfos; layer.VisibleLayers = new int[] { 1 }; //layer.Refresh(); //map.ZoomTo(new Envelope(11.8435360079, 49.4443060783, 11.8568721432, 49.4528247773)); //map.ZoomTo(layer.Layers[1].e) #region Generate Render Class Break ClassBreaksDefinition classBreaksDefinition = new ClassBreaksDefinition() { ClassificationField = "FNODE_", ClassificationMethod = ClassificationMethod.StandardDeviation, BreakCount = 10, StandardDeviationInterval = ESRI.ArcGIS.Client.Tasks.StandardDeviationInterval.OneQuarter }; classBreaksDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.HSVAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = classBreaksDefinition, Source = info.Source }; generateRendererTask.ExecuteAsync(rendererParams, rendererParams.Where); #endregion #region Generate Render Unique Value UniqueValueDefinition uniqueValueDefinition = new UniqueValueDefinition() { Fields = new List <string>() { "FNODE_" } }; uniqueValueDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.CIELabAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = uniqueValueDefinition, Source = info.Source }; generateRendererTask.ExecuteAsync(rendererParams, rendererParams.Where); #endregion }
private void Button_Click(object sender, RoutedEventArgs e) { layer = (map.Layers[0] as ArcGISDynamicMapServiceLayer); DynamicLayerInfoCollection myDynamicLayerInfos = layer.DynamicLayerInfos; if (myDynamicLayerInfos == null) { myDynamicLayerInfos = layer.CreateDynamicLayerInfosFromLayerInfos(); } #region TableDataSource DynamicLayerInfo info = new DynamicLayerInfo() { ID = 1, Source = new LayerDataSource() { DataSource = new QueryDataSource() { GeometryType = ESRI.ArcGIS.Client.Tasks.GeometryType.Polyline, OIDFields = new string[] { "OBJECTID" }, Query = "SELECT * FROM SDE.china_road where FNODE_ > 1000", WorkspaceID = "MyDatabaseWorkspaceID" } } }; #endregion #region QueryDataSource DynamicLayerInfo info = new DynamicLayerInfo() { ID = 1, Source = new LayerDataSource() { DataSource = new QueryDataSource() { GeometryType = ESRI.ArcGIS.Client.Tasks.GeometryType.Polyline, OIDFields = new string[] { "OBJECTID" }, Query = "SELECT * FROM SDE.china_road where FNODE_ > 1000", WorkspaceID = "MyDatabaseWorkspaceID" } } }; #endregion #region UserDefine Simple Render Line //LayerDrawingOptions layerDrawOptions = new LayerDrawingOptions(); //layerDrawOptions.LayerID = 1; //layerDrawOptions.Renderer = new SimpleRenderer() //{ // Symbol = new SimpleLineSymbol() // { // Color = new SolidColorBrush(Color.FromArgb((int)255, (int)0, (int)0, (int)255)), // Width = 2 // } //}; //layer.LayerDrawingOptions = new LayerDrawingOptionsCollection() { layerDrawOptions }; #endregion #region UserDefine Simple Render Poly LayerDrawingOptions layerDrawOptions = new LayerDrawingOptions(); layerDrawOptions.LayerID = 1; layerDrawOptions.Renderer = new SimpleRenderer() { Symbol = new SimpleFillSymbol() { Fill = new SolidColorBrush(Color.FromArgb((int)255, (int)0, (int)0, (int)255)), } }; layer.LayerDrawingOptions = new LayerDrawingOptionsCollection() { layerDrawOptions }; #endregion #region JoinDataSource DynamicLayerInfo info = new DynamicLayerInfo() { ID = 1, Source = new LayerDataSource() { DataSource = new JoinDataSource() { JoinType = JoinType.LeftInnerJoin, LeftTableSource = new LayerDataSource() { DataSource = new TableDataSource() { DataSourceName = "SDE.china_county", WorkspaceID = "MyDatabaseWorkspaceID" } }, LeftTableKey = "OBJECTID", RightTableSource = new LayerDataSource() { DataSource = new TableDataSource() { DataSourceName = "SDE.china_road", WorkspaceID = "MyDatabaseWorkspaceID" } }, RightTableKey = "OBJECTID" } } }; #endregion #region RasterDataSource //DynamicLayerInfo info = new DynamicLayerInfo() //{ // ID = 1, // Source = new LayerDataSource() // { // DataSource = new RasterDataSource() // { // DataSourceName = "rr1", // WorkspaceID = "MyRasterWorkspaceID" // } // } //}; #endregion myDynamicLayerInfos.Add(info); layer.DynamicLayerInfos = myDynamicLayerInfos; layer.VisibleLayers = new int[] { 1 }; //layer.Refresh(); //map.ZoomTo(new Envelope(11.8435360079, 49.4443060783, 11.8568721432, 49.4528247773)); //map.ZoomTo(layer.Layers[1].e) #region Generate Render Class Break ClassBreaksDefinition classBreaksDefinition = new ClassBreaksDefinition() { ClassificationField = "FNODE_", ClassificationMethod = ClassificationMethod.StandardDeviation, BreakCount = 10, StandardDeviationInterval = ESRI.ArcGIS.Client.Tasks.StandardDeviationInterval.OneQuarter }; classBreaksDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.HSVAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = classBreaksDefinition, Source = info.Source }; generateRendererTask.ExecuteAsync(rendererParams, rendererParams.Where); #endregion #region Generate Render Unique Value UniqueValueDefinition uniqueValueDefinition = new UniqueValueDefinition() { Fields = new List<string>() { "FNODE_" } }; uniqueValueDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.CIELabAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = uniqueValueDefinition, Source = info.Source }; generateRendererTask.ExecuteAsync(rendererParams, rendererParams.Where); #endregion }
private async void GenerateUniqueValueClick(object sender, RoutedEventArgs e) { try { if (IsBusy) return; IsBusy = true; UniqueValueDefinition uniqueValueDefinition = new UniqueValueDefinition() { Fields = new List<string>() { "STATE_NAME" } }; uniqueValueDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.CieLab }); // Create a new GenerateRendererParameter object and set the ClassificationDefinition // Also specify a Where clause on the layer to demonstrate excluding features from the classification GenerateRendererParameters rendererParam = new GenerateRendererParameters() { ClassificationDefinition = uniqueValueDefinition, Where = "STATE_NAME NOT IN ('Alaska', 'Hawaii')" }; await GenerateRenderer(rendererParam); } catch (Exception ex) { MessageBox.Show("Error generating renderer: " + ex.Message); } finally { IsBusy = false; } }
private async Task GenerateRenderer(GenerateRendererParameters rendererParam) { GenerateRendererResult result = await generateRendererTask.GenerateRendererAsync(rendererParam); LayerDrawingOptions layerDrawingOptions = null; LayerDrawingOptionCollection options = null; // If this is the first execution of this sample create a new LayerDrawingOptionsCollection if (((ArcGISDynamicMapServiceLayer)map.Layers["USA"]).LayerDrawingOptions == null) { options = new LayerDrawingOptionCollection(); // Add a new LayerDrawingOptions for layer ID 2 using the generated renderer options.Add(new LayerDrawingOptions() { LayerID = 2, Renderer = result.Renderer }); } else { // Otherwise the layer will have an existing LayerDrawingOptionsCollection from a previous button click options = ((ArcGISDynamicMapServiceLayer)map.Layers["USA"]).LayerDrawingOptions; // Iterate over the LayerDrawingOptionsCollection. // For layer ID 2 get the existing LayerDrawingOptions object and apply the newly generated renderer foreach (LayerDrawingOptions drawOption in options) { if (drawOption.LayerID == 2) { layerDrawingOptions = drawOption; drawOption.Renderer = result.Renderer; } } } // Retrieve the GenerateRendererParameters Where clause and create a new LayerDefinition for layer ID 2 if (!string.IsNullOrEmpty(rendererParam.Where)) { LayerDefinition layerDefinition = new LayerDefinition() { LayerID = 2, Definition = rendererParam.Where }; ((ArcGISDynamicMapServiceLayer)map.Layers["USA"]).LayerDefinitions = new ObservableCollection<LayerDefinition>() { layerDefinition }; } // Apply the updated LayerDrawingOptionsCollection to the LayerDrawingOptions property on the layer ((ArcGISDynamicMapServiceLayer)map.Layers["USA"]).LayerDrawingOptions = options; }
private void GenerateUniqueValueClick(object sender, RoutedEventArgs e) { UniqueValueDefinition uniqueValueDefinition = new UniqueValueDefinition() { Fields = new List<string>() { "STATE_NAME" } }; uniqueValueDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Blue, To = Colors.Red, Algorithm = Algorithm.CIELabAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = uniqueValueDefinition, Where = "STATE_NAME NOT IN ('Alaska', 'Hawaii')" }; generateRendererTask.ExecuteAsync(rendererParams, rendererParams.Where); }
public StatisticsRenderOnMap() { InitializeComponent(); subRegionGraphicsLayer = MyMap.Layers["SumGraphicsLayer"] as GraphicsLayer; // Generate a unique value renderer on the server GenerateRendererTask generateRendererTask = new GenerateRendererTask(); generateRendererTask.Url = _layerUrl; generateRendererTask.ExecuteCompleted += (o, e) => { subRegionGraphicsLayer.Renderer = e.GenerateRendererResult.Renderer; }; UniqueValueDefinition uniqueValueDefinition = new UniqueValueDefinition() { Fields = new List<string>() { "SUB_REGION" } }; uniqueValueDefinition.ColorRamps.Add(new ColorRamp() { From = Colors.Purple, To = Colors.Yellow, Algorithm = Algorithm.LabLChAlgorithm }); GenerateRendererParameters rendererParams = new GenerateRendererParameters() { ClassificationDefinition = uniqueValueDefinition, }; generateRendererTask.ExecuteAsync(rendererParams); // When layers initialized, return all states, generate statistics for a group, // union graphics based on grouped statistics MyMap.Layers.LayersInitialized += (a, b) => { QueryTask queryTask1 = new QueryTask(_layerUrl); Query queryAllStates = new Query() { ReturnGeometry = true, OutSpatialReference = MyMap.SpatialReference, Where = "1=1" }; queryAllStates.OutFields.Add("SUB_REGION"); queryTask1.ExecuteCompleted += (c, d) => { // Return statistics for states layer. Population and total count of states grouped by sub-region. QueryTask queryTask2 = new QueryTask(_layerUrl); Query query = new Query() { GroupByFieldsForStatistics = new List<string> { "SUB_REGION" }, OutStatistics = new List<OutStatistic> { new OutStatistic(){ OnStatisticField = "POP2000", OutStatisticFieldName = "SubRegionPopulation", StatisticType = StatisticType.Sum }, new OutStatistic(){ OnStatisticField = "SUB_REGION", OutStatisticFieldName = "NumberOfStates", StatisticType = StatisticType.Count } } }; queryTask2.ExecuteCompleted += (e, f) => { // foreach group (sub-region) returned from statistic results foreach (Graphic regionGraphic in f.FeatureSet.Features) { // Collection of graphics based on sub-region IEnumerable<Graphic> toUnion = (f.UserState as FeatureSet).Features.Where(stateGraphic => (string)stateGraphic.Attributes["SUB_REGION"] == (string)regionGraphic.Attributes["SUB_REGION"]); // Union graphics based on sub-region, add to graphics layer GeometryService geometryService = new GeometryService("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Utilities/Geometry/GeometryServer"); geometryService.UnionCompleted += (g, h) => { Graphic unionedGraphic = h.UserState as Graphic; unionedGraphic.Geometry = h.Result; subRegionGraphicsLayer.Graphics.Add(unionedGraphic); }; geometryService.UnionAsync(toUnion.ToList(), regionGraphic); } // populate the ListBox FeatureSet featureSet = f.FeatureSet; if (featureSet != null && featureSet.Features.Count > 0) { OutStatisticsListBox.ItemsSource = featureSet.Features; } }; queryTask2.ExecuteAsync(query, d.FeatureSet); }; queryTask1.ExecuteAsync(queryAllStates); }; }