protected override async void OnClick() { var usStatesLayer = MapView.Active.Map.GetLayersAsFlattenedList().FirstOrDefault((fl) => fl.Name == "States") as FeatureLayer; if (usStatesLayer == null) { MessageBox.Show("Please add the US States layer to the TOC", "Cannot find US States"); return; } await QueuedTask.Run(() => { if (_layerCimRenderer == null) { _layerCimRenderer = CreateniqueValueRendererForUSStatesUsingDefinition(usStatesLayer); } //For examination in the debugger... var renderer = usStatesLayer.GetRenderer(); string xmlDef = renderer.ToXml(); string xmlDef2 = _layerCimRenderer.ToXml(); usStatesLayer.SetRenderer(_layerCimRenderer); }); }
public void btnChangeLineSymbology(object sender, EventArgs e) { var lineSymbology = ((RadioButton)sender).Tag; QueuedTask.Run(() => { //Get the active map's definition - CIMMap. if (lineSymbology.ToString() == "None") { var cimMap = MapView.Active.Map.GetDefinition(); //FeatureLayer a = MapView.Active.Map.Layers[1] as FeatureLayer; var lyr = MapView.Active.Map.GetLayersAsFlattenedList().OfType <FeatureLayer>().FirstOrDefault(s => s.ShapeType == esriGeometryType.esriGeometryPolyline); SimpleRendererDefinition renderer = new SimpleRendererDefinition() { SymbolTemplate = new CIMSymbolReference() { Symbol = SymbolFactory.Instance.ConstructLineSymbol( ColorFactory.Instance.WhiteRGB, 0.5, SimpleLineStyle.Null) } }; var r = lyr.CreateRenderer(renderer); lyr.SetRenderer(r); } if (lineSymbology.ToString() == "Gray") { var cimMap = MapView.Active.Map.GetDefinition(); //FeatureLayer a = MapView.Active.Map.Layers[1] as FeatureLayer; var lyr = MapView.Active.Map.GetLayersAsFlattenedList().OfType <FeatureLayer>().FirstOrDefault(s => s.ShapeType == esriGeometryType.esriGeometryPolyline); SimpleRendererDefinition renderer = new SimpleRendererDefinition() { SymbolTemplate = new CIMSymbolReference() { Symbol = SymbolFactory.Instance.ConstructLineSymbol( ColorFactory.Instance.GreyRGB, 0.5, SimpleLineStyle.Solid) } }; var r = lyr.CreateRenderer(renderer); lyr.SetRenderer(r); } if (lineSymbology.ToString() == "Multicolor") { var cimMap = MapView.Active.Map.GetDefinition(); //FeatureLayer a = MapView.Active.Map.Layers[1] as FeatureLayer; var lyr = MapView.Active.Map.GetLayersAsFlattenedList().OfType <FeatureLayer>().FirstOrDefault(s => s.ShapeType == esriGeometryType.esriGeometryPolyline); CIMUniqueValueRenderer renderer = lyr.GetRenderer() as CIMUniqueValueRenderer; // color ramp CIMICCColorSpace colorSpace = new CIMICCColorSpace() { URL = "Default RGB" }; CIMRandomHSVColorRamp randomHSVColorRamp = new CIMRandomHSVColorRamp() { ColorSpace = colorSpace, MinAlpha = 100, MaxAlpha = 100, MinH = 0, MaxH = 360, MinS = 15, MaxS = 30, MinV = 99, MaxV = 100, Seed = 0, }; UniqueValueRendererDefinition uvr = new UniqueValueRendererDefinition() { ValueFields = new string[] { "OBJECTID" }, //multiple fields in the array if needed. ColorRamp = randomHSVColorRamp //Specify color ramp }; CIMRenderer r = lyr.CreateRenderer(uvr); var t = r.ToXml(); Debug.WriteLine(t); lyr.SetRenderer(r); } }); }