org.osgeo.proj4j

Interface CoordinateTransform

All Known Implementing Classes:

BasicCoordinateTransform

public interface CoordinateTransform

An interface for the operation of transforming a ProjCoordinate from one CoordinateReferenceSystem into a different one.

Author:

Martin Davis

See Also:

CoordinateTransformFactory

Method Summary

Modifier and Type	Method and Description
CoordinateReferenceSystem	getSourceCRS()
CoordinateReferenceSystem	getTargetCRS()
ProjCoordinate	transform(ProjCoordinate src, ProjCoordinate tgt) Tranforms a coordinate from the source CoordinateReferenceSystem to the target one.

Method Detail

getSourceCRS

CoordinateReferenceSystem getSourceCRS()

getTargetCRS

CoordinateReferenceSystem getTargetCRS()

transform

ProjCoordinate transform(ProjCoordinate src,
                         ProjCoordinate tgt)
                  throws Proj4jException

Tranforms a coordinate from the source CoordinateReferenceSystem to the target one.

Parameters:

src - the input coordinate to transform

tgt - the transformed coordinate

Returns:

the target coordinate which was passed in

Throws:

Proj4jException - if a computation error is encountered