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Statements - Set Service Area Properties Snippet (ArcObjects .NET 10.6 SDK)
ArcObjects Library Reference

Statements - Set Service Area Properties Snippet

Set service area solver parameters.

[C#] 
//<-- Snippet Start -->
// DESCRIPTION:

// Set service area solver parameters, including settings for...
ESRI.ArcGIS.NetworkAnalyst.INAServiceAreaSolver2 naServiceAreaSolver=naSolver as ESRI.ArcGIS.NetworkAnalyst.INAServiceAreaSolver2;

// ...travel direction
naServiceAreaSolver.TravelDirection=ESRI.ArcGIS.NetworkAnalyst.esriNATravelDirection.esriNATravelDirectionFromFacility;

// ...default break values
ESRI.ArcGIS.esriSystem.IDoubleArray defaultBreaks=naServiceAreaSolver.DefaultBreaks;
defaultBreaks.Add(5.0);
naServiceAreaSolver.DefaultBreaks=defaultBreaks;

// ...line generation
naServiceAreaSolver.OutputLines=ESRI.ArcGIS.NetworkAnalyst.esriNAOutputLineType.esriNAOutputLineTrueShape;
naServiceAreaSolver.IncludeSourceInformationOnLines=false;
naServiceAreaSolver.OverlapLines=true;
naServiceAreaSolver.SplitLinesAtBreaks=false;

// ...polygon generation
naServiceAreaSolver.OutputPolygons=ESRI.ArcGIS.NetworkAnalyst.esriNAOutputPolygonType.esriNAOutputPolygonSimplified;
naServiceAreaSolver.MergeSimilarPolygonRanges=false;
naServiceAreaSolver.OverlapPolygons=true;
naServiceAreaSolver.SplitPolygonsAtBreaks=true;
naServiceAreaSolver.TrimOuterPolygon=true;
naServiceAreaSolver.TrimPolygonDistance=100.0;
naServiceAreaSolver.TrimPolygonDistanceUnits=ESRI.ArcGIS.esriSystem.esriUnits.esriMeters;

// ...sources excluded from polygon generation
ESRI.ArcGIS.esriSystem.IStringArray excludedSources=naServiceAreaSolver.ExcludeSourcesFromPolygons;
excludedSources.Add("Railroads");
naServiceAreaSolver.ExcludeSourcesFromPolygons=excludedSources;

//<-- Snippet End -->
[Visual Basic .NET] 
'<-- Snippet Start -->
' DESCRIPTION:

' Set service area solver parameters, including settings for...
Dim naServiceAreaSolver As ESRI.ArcGIS.NetworkAnalyst.INAServiceAreaSolver2=CType(naSolver, ESRI.ArcGIS.NetworkAnalyst.INAServiceAreaSolver2)

' ...travel direction
naServiceAreaSolver.TravelDirection=ESRI.ArcGIS.NetworkAnalyst.esriNATravelDirection.esriNATravelDirectionFromFacility

' ...default break values
Dim defaultBreaks As ESRI.ArcGIS.esriSystem.IDoubleArray=naServiceAreaSolver.DefaultBreaks
defaultBreaks.Add(5.0)
naServiceAreaSolver.DefaultBreaks=defaultBreaks

' ...line generation
naServiceAreaSolver.OutputLines=ESRI.ArcGIS.NetworkAnalyst.esriNAOutputLineType.esriNAOutputLineTrueShape
naServiceAreaSolver.IncludeSourceInformationOnLines=False
naServiceAreaSolver.OverlapLines=True
naServiceAreaSolver.SplitLinesAtBreaks=False

' ...polygon generation
naServiceAreaSolver.OutputPolygons=ESRI.ArcGIS.NetworkAnalyst.esriNAOutputPolygonType.esriNAOutputPolygonSimplified
naServiceAreaSolver.MergeSimilarPolygonRanges=False
naServiceAreaSolver.OverlapPolygons=True
naServiceAreaSolver.SplitPolygonsAtBreaks=True
naServiceAreaSolver.TrimOuterPolygon=True
naServiceAreaSolver.TrimPolygonDistance=100.0
naServiceAreaSolver.TrimPolygonDistanceUnits=ESRI.ArcGIS.esriSystem.esriUnits.esriMeters

' ...sources excluded from polygon generation
Dim excludedSources As ESRI.ArcGIS.esriSystem.IStringArray=naServiceAreaSolver.ExcludeSourcesFromPolygons
excludedSources.Add("Railroads")
naServiceAreaSolver.ExcludeSourcesFromPolygons=excludedSources

'<-- Snippet End -->

Additional Requirements
  • The code in this document requires the following References added to the Visual Studio project:
  • ESRI.ArcGIS.NetworkAnalyst
  • ESRI.ArcGIS.System