org.openstreetmap.josm.data.projection.datum

Class NullDatum

java.lang.Object

org.openstreetmap.josm.data.projection.datum.AbstractDatum

org.openstreetmap.josm.data.projection.datum.NullDatum

All Implemented Interfaces:

Datum

Direct Known Subclasses:

GRS80Datum, WGS84Datum

public class NullDatum
extends AbstractDatum

Null Datum does not convert from / to WGS84 ellipsoid, but simply "casts" the coordinates.

Since:

4285

Field Summary

Fields inherited from class org.openstreetmap.josm.data.projection.datum.AbstractDatum

ellps, name, proj4Id

Constructor Summary

Constructors

Constructor and Description
NullDatum(java.lang.String name, Ellipsoid ellps) Constructs a new NullDatum.

Method Summary

Modifier and Type	Method and Description
LatLon	fromWGS84(LatLon ll) Convert lat/lon from Ellipsoid.WGS84 to this datum.
LatLon	toWGS84(LatLon ll) Convert lat/lon from this datum to Ellipsoid.WGS84 datum.

Methods inherited from class org.openstreetmap.josm.data.projection.datum.AbstractDatum

getEllipsoid, getName, getProj4Id

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NullDatum

public NullDatum(java.lang.String name,
                 Ellipsoid ellps)

Constructs a new NullDatum.

Parameters:

name - name of the datum

ellps - the ellipsoid used

Method Detail

toWGS84

public LatLon toWGS84(LatLon ll)

Description copied from interface: Datum

Convert lat/lon from this datum to Ellipsoid.WGS84 datum.

Parameters:

ll - original lat/lon in this datum

Returns:

lat/lon converted to WGS84

fromWGS84

public LatLon fromWGS84(LatLon ll)

Description copied from interface: Datum

Convert lat/lon from Ellipsoid.WGS84 to this datum.

Parameters:

ll - original lat/lon in WGS84

Returns:

converted lat/lon in this datum