Generate a SpatialReference by setting it's default projection.
[C#]
///<summary> ///Generate a SpatialReference by setting it's default projection. ///</summary> ///<param name="coordinateSystem">An ESRI.ArcGIS.Geometry.esriSRProjCSType projection. Example: ESRI.ArcGIS.Geometry.esriSRProjCSType.esriSRProjCS_World_WinkelI</param> ///<returns>A newly created ESRI.ArcGIS.Geometry.ISpatialReference interface.</returns> ///<remarks>You need a SpatialReference in order to draw graphics and geometric objects in the correct location in the Map.</remarks> public ESRI.ArcGIS.Geometry.ISpatialReference MakeSpatialReference(ESRI.ArcGIS.Geometry.esriSRProjCSType coordinateSystem) { ESRI.ArcGIS.Geometry.ISpatialReferenceFactory spatialReferenceFactory = new ESRI.ArcGIS.Geometry.SpatialReferenceEnvironmentClass(); //Create a projected coordinate system and define its domain, resolution, and x,y tolerance. ESRI.ArcGIS.Geometry.ISpatialReferenceResolution spatialReferenceResolution = spatialReferenceFactory.CreateProjectedCoordinateSystem(System.Convert.ToInt32(coordinateSystem)) as ESRI.ArcGIS.Geometry.ISpatialReferenceResolution; spatialReferenceResolution.ConstructFromHorizon(); ESRI.ArcGIS.Geometry.ISpatialReferenceTolerance spatialReferenceTolerance = spatialReferenceResolution as ESRI.ArcGIS.Geometry.ISpatialReferenceTolerance; spatialReferenceTolerance.SetDefaultXYTolerance(); ESRI.ArcGIS.Geometry.ISpatialReference spatialReference = spatialReferenceResolution as ESRI.ArcGIS.Geometry.ISpatialReference; return spatialReference; }
[Visual Basic .NET]
'''<summary> '''Generate a SpatialReference by setting it's default projection. '''</summary> '''<param name="coordinateSystem">An ESRI.ArcGIS.Geometry.esriSRProjCSType projection. Example: ESRI.ArcGIS.Geometry.esriSRProjCSType.esriSRProjCS_World_WinkelI</param> '''<returns>A newly created ESRI.ArcGIS.Geometry.ISpatialReference interface.</returns> '''<remarks>You need a SpatialReference in order to draw graphics and geometric objects in the correct location in the Map.</remarks> Public Function MakeSpatialReference(ByVal coordinateSystem As ESRI.ArcGIS.Geometry.esriSRProjCSType) As ESRI.ArcGIS.Geometry.ISpatialReference Dim spatialReferenceFactory As ESRI.ArcGIS.Geometry.ISpatialReferenceFactory = New ESRI.ArcGIS.Geometry.SpatialReferenceEnvironmentClass 'Create a projected coordinate system and define its domain, resolution, and x,y tolerance. Dim spatialReferenceResolution As ESRI.ArcGIS.Geometry.ISpatialReferenceResolution = TryCast(spatialReferenceFactory.CreateProjectedCoordinateSystem(CInt(coordinateSystem)), ESRI.ArcGIS.Geometry.ISpatialReferenceResolution) spatialReferenceResolution.ConstructFromHorizon() Dim spatialReferenceTolerance As ESRI.ArcGIS.Geometry.ISpatialReferenceTolerance = TryCast(spatialReferenceResolution, ESRI.ArcGIS.Geometry.ISpatialReferenceTolerance) spatialReferenceTolerance.SetDefaultXYTolerance() Dim spatialReference As ESRI.ArcGIS.Geometry.ISpatialReference = TryCast(spatialReferenceResolution, ESRI.ArcGIS.Geometry.ISpatialReference) Return spatialReference End Function