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This document is archived and information here might be outdated. Recommended version. |
IESRISpatialReference.ImportFromESRISpatialReference Method (ArcObjects .NET 10.8 SDK)
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This document is archived and information here might be outdated. Recommended version. |
Defines this spatial reference component from the specified ESRISpatialReference buffer.
[Visual Basic .NET]
Public Sub ImportFromESRISpatialReference ( _
ByVal str As String, _
ByRef cBytesRead As Integer _
)
[C#]
public void ImportFromESRISpatialReference (
string str,
ref int cBytesRead
);
[C++]
HRESULT ImportFromESRISpatialReference(
BSTR str,
System.Int32* cBytesRead
);
[C++] Parameters str
str is a parameter of type BSTR cBytesRead [out]
cBytesRead is a parameter of type long*
Converts a string representation of a coordinate system into a spatial reference object. A sample string representation is below (reformatted for display).
PROJCS["Porto_Santo_1936_UTM_Zone_28N",
GEOGCS["GCS_Porto_Santo_1936",
DATUM["D_Porto_Santo_1936",
SPHEROID["International_1924",6378388,297]],
PRIMEM["Greenwich",0],
UNIT["Degree",0.0174532925199432955]],
PROJECTION["Transverse_Mercator"],
PARAMETER["False_Easting",500000],
PARAMETER["False_Northing",0],
PARAMETER["Central_Meridian",-15],
PARAMETER["Scale_Factor",0.9996],
PARAMETER["Latitude_Of_Origin",0],
UNIT["Meter",1]]
public ISpatialReference IESRISpatialReferenceExample()
{
int size = -1;
//Not Parameter keyword
//Note also the back slash around false_easting so that the double quotation marks will read correctly
string wktString = "PROJCS[\"Test\", GEOGCS[\"GCS_WGS_1984\", DATUM[\"D_WGS_1984\",SPHEROID[\"WGS_1984\", 6378137, 298.257223]], PRIMEM[\"Greenwich\", 0],UNIT[\"Degree\", 0.0174532925199433]], PROJECTION[\"Mercator\"],PARAMETER[\"false_easting\", 1000000], UNIT[\"Foot\", 0.3048]]";
//Create an ESRISpatialReference using the parameter class
IESRISpatialReference esriSpatialReferenceProjection = new ProjectedCoordinateSystemClass() as IESRISpatialReference;
esriSpatialReferenceProjection.ImportFromESRISpatialReference(wktString, out size);
//Set your parameter to the one you just created
ISpatialReference spatialReference = esriSpatialReferenceProjection as ISpatialReference;
return spatialReference;
}