// 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");
}
}
// Create a unique value renderer by state sub-region name
private async Task SetUniqueRenderer()
{
try
{
// Generate a unique value renderer on the server
GenerateRendererTask generateRendererTask = new GenerateRendererTask(new Uri(LAYER_URL));
UniqueValueDefinition uvDef = new UniqueValueDefinition()
{
Fields = new string[] { "sub_region" }
};
uvDef.ColorRamps.Add(new ColorRamp()
{
From = Colors.Purple, To = Colors.Yellow, Algorithm = Algorithm.LabLch
});
GenerateRendererParameter rendererParams = new GenerateRendererParameter()
{
ClassificationDefinition = uvDef
};
var rendererResult = await generateRendererTask.GenerateRendererAsync(rendererParams);
_graphicsLayer.Renderer = rendererResult.Renderer;
}
catch (Exception ex)
{
var _ = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
}
public GenerateRenderer()
{
InitializeComponent();
generateRendererTask = new GenerateRendererTask();
generateRendererTask.Url = "http://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/2";
generateRendererTask.ExecuteCompleted += generateRendererTask_ExecuteCompleted;
generateRendererTask.Failed += generateRendererTask_Failed;
}
public GenerateRenderer()
{
InitializeComponent();
generateRendererTask = new GenerateRendererTask();
generateRendererTask.Url = "http://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/2";
generateRendererTask.ExecuteCompleted += generateRendererTask_ExecuteCompleted;
generateRendererTask.Failed += generateRendererTask_Failed;
}
public DynamicLayerRendering()
{
this.InitializeComponent();
var layer = mapView.Map.Layers.OfType<ArcGISDynamicMapServiceLayer>().FirstOrDefault();
layer.VisibleLayers = new ObservableCollection<int>() { 2 };
// Create GenerateRendererTask for a specific map layer
generateRendererTask = new GenerateRendererTask(new Uri("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/2"));
}
public DynamicLayerRendering()
{
InitializeComponent();
DataContext = this;
IsBusy = false;
// Create GenerateRendererTask for a specific map layer
generateRendererTask = new GenerateRendererTask(new Uri("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/2"));
}
public DynamicLayerRendering()
{
InitializeComponent();
DataContext = this;
IsBusy = false;
// Create GenerateRendererTask for a specific map layer
generateRendererTask = new GenerateRendererTask(new Uri("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/2"));
}
public DynamicLayerRendering()
{
this.InitializeComponent();
var layer = mapView.Map.Layers.OfType <ArcGISDynamicMapServiceLayer>().FirstOrDefault();
layer.VisibleLayers = new ObservableCollection <int>()
{
2
};
// Create GenerateRendererTask for a specific map layer
generateRendererTask = new GenerateRendererTask(new Uri("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Census/MapServer/2"));
}
// 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 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;
};
}
// 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");
}
}
// 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 SetUniqueRenderer()
{
try
{
// Generate a unique value renderer on the server
GenerateRendererTask generateRendererTask = new GenerateRendererTask(new Uri(LAYER_URL));
UniqueValueDefinition uvDef = new UniqueValueDefinition() { Fields = new string[] { "sub_region" } };
uvDef.ColorRamps.Add(new ColorRamp() { From = Colors.Purple, To = Colors.Yellow, Algorithm = Algorithm.LabLch });
GenerateRendererParameter rendererParams = new GenerateRendererParameter() { ClassificationDefinition = uvDef };
var rendererResult = await generateRendererTask.GenerateRendererAsync(rendererParams);
_graphicsLayer.Renderer = rendererResult.Renderer;
}
catch (Exception ex)
{
var _ = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
}
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;
};
}
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);
};
}
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);
};
}
