ArcObjects Library Reference (Geometry)

ISpatialReferenceFactory.CreateESRISpatialReferenceFromPRJFile Method

[Visual Basic .NET]
Public Function CreateESRISpatialReferenceFromPRJFile ( _
    ByVal prjFile As String _
) As ISpatialReference

[C#]
public ISpatialReference CreateESRISpatialReferenceFromPRJFile (
    string prjFile
);

[C++]
HRESULT CreateESRISpatialReferenceFromPRJFile(
  BSTR prjFile,
  ISpatialReference** SpatialReference
);

[C++]
Parameters
prjFile 
  prjFile is a parameter of type BSTR
SpatialReference [out, retval]
  SpatialReference is a parameter of type ISpatialReference

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

[C#]

    public void CreateESRISpatialReferenceFromPRJFileExample()
    {
        //The ISpatialReferenceFactory::CreateESRISpatialReferenceFromPRJFile
        //method requires that you specify the path and filename of the PRJ
        //file you wish to import to create a spatial reference from.

        // use activator class with SpatialReferenceEnvironment singleton
        Type factoryType = Type.GetTypeFromProgID("esriGeometry.SpatialReferenceEnvironment");
        System.Object obj = Activator.CreateInstance(factoryType);
        ISpatialReferenceFactory3 spatialReferenceFactory = obj as ISpatialReferenceFactory3;

        ISpatialReference spatialReference = spatialReferenceFactory.
            CreateESRISpatialReferenceFromPRJFile("C:\\Program Files\\ArcGIS\\Coordinate Systems\\Geographic Coordinate Systems\\World\\WGS 1984.prj");
    }

[Visual Basic .NET]

        'The ISpatialReferenceFactory::CreateESRISpatialReferenceFromPRJFile
        'method requires that you specify the path and filename of the PRJ
        'file you wish to import to create a spatial reference from.

        Dim pSpatRefFact As ESRI.ArcGIS.Geometry.ISpatialReferenceFactory
        pSpatRefFact = New ESRI.ArcGIS.Geometry.SpatialReferenceEnvironment

        Dim pSpatRef As ESRI.ArcGIS.Geometry.ISpatialReference
        pSpatRef = pSpatRefFact.CreateESRISpatialReferenceFromPRJFile("c:\geodata\prj_import.prj")