internal async void UpdateCluster(bool isTolerance)
{
if (MapView.Active == null)
{
return;
}
// Get Layer Name
string inputFC = SelectedLayer.Name;
int minPoints = 2;
bool parsed = Int32.TryParse(MinPoints, out minPoints);
/// Set PYT path -This could be inserted as a resource file //
string tool_path = "C:\\Dev_summit\\2018\\InteractiveAnalytics\\pyt\\UpdateCluster.pyt\\UpdateClusterTool";
IReadOnlyList <string> args = null;
if (isTolerance)
{
/// Arguments for executing process using Tolerance
args = Geoprocessing.MakeValueArray(inputFC, minPoints, ValueSlider, -1);
}
else
{
/// Arguments for executing process using Threshold
args = Geoprocessing.MakeValueArray(inputFC, minPoints, -1, ValueThreshold);
}
Task <IGPResult> task;
/// Execute the Tool in the python toolbox
task = Geoprocessing.ExecuteToolAsync(tool_path, args, flags: GPExecuteToolFlags.AddToHistory);
StyleProjectItem style;
CIMPointSymbol pointSymbol = null;
/// Get Pro Styles
style = await QueuedTask.Run <StyleProjectItem>(() => Project.Current.GetItems <StyleProjectItem>().First(s => s.Name == "ArcGIS 2D"));
await QueuedTask.Run(() =>
{
/// Search for a specific Symbol
/// Other styles Arcgis/Resouces/Styles/Styles.stylx SQLite DB
SymbolStyleItem symbolStyleItem = (SymbolStyleItem)style.LookupItem(StyleItemType.PointSymbol, "Circle 1_Shapes_3");
pointSymbol = (CIMPointSymbol)symbolStyleItem.Symbol;
/// Cluster Ids based in Color Schema
int[] ids = new int[] { -1, 1, 2, 3, 4, 5, 6, 7, 8 };
/// Set Colors
string[] colors = new string[] { "156,156,156", "166,206,227", "31,120,180", "178,223,138",
"51,160,44", "251,154,153", "227,26,28", "253,191,111",
"255,127,0" };
/// Color Field
String[] fields = new string[] { "COLOR_ID" };
/// Make a reference of the point symbol
CIMSymbolReference symbolPointTemplate = pointSymbol.MakeSymbolReference();
/// Get definition of type symbology unique values
UniqueValueRendererDefinition uniqueValueRendererDef = new UniqueValueRendererDefinition(fields, symbolPointTemplate, null, symbolPointTemplate, false);
/// Get Current renderer of the Selected Layer
CIMUniqueValueRenderer renderer = (CIMUniqueValueRenderer)SelectedLayer.CreateRenderer(uniqueValueRendererDef);
CIMUniqueValueClass[] newClasses = new CIMUniqueValueClass[colors.Count()];
/// Get Point Symbol as string for creating other point colors
string point = pointSymbol.ToXml();
/// Create Each Color
for (int i = 0; i < ids.Length; i++)
{
CIMPointSymbol npoint = CIMPointSymbol.FromXml(point);
if (ids[i] == -1)
{
npoint.SetSize(4);
}
else
{
npoint.SetSize(6);
}
CIMSymbolReference symbolPointTemplatei = npoint.MakeSymbolReference();
newClasses[i] = new CIMUniqueValueClass();
newClasses[i].Values = new CIMUniqueValue[1];
newClasses[i].Values[0] = new CIMUniqueValue();
newClasses[i].Values[0].FieldValues = new string[1];
newClasses[i].Values[0].FieldValues[0] = ids[i].ToString();
newClasses[i].Label = ids[i].ToString();
newClasses[i].Symbol = symbolPointTemplatei;
var color = colors[i].Split(',');
double r = Convert.ToDouble(color[0]);
double g = Convert.ToDouble(color[1]);
double b = Convert.ToDouble(color[2]);
newClasses[i].Symbol.Symbol.SetColor(CIMColor.CreateRGBColor(r, g, b));
}
/// Add Colors into the renderer
renderer.Groups[0].Classes = newClasses;
/// Apply new renderer in the layer
SelectedLayer.SetRenderer(renderer);
//SelectedLayer.RecalculateRenderer();
});
}