org.openstreetmap.josm.data.projection.datum

Class CentricDatum

java.lang.Object

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

org.openstreetmap.josm.data.projection.datum.CentricDatum

All Implemented Interfaces:

Datum

public class CentricDatum
extends AbstractDatum

A datum with different ellipsoid than WGS84, but does not require shift, rotation or scaling.

Since:

4285

Field Summary

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

ellps, name, proj4Id

Constructor Summary

Constructors

Constructor and Description
CentricDatum(java.lang.String name, java.lang.String proj4Id, Ellipsoid ellps) Constructs a new CentricDatum.

Method Summary

Modifier and Type	Method and Description
LatLon	fromWGS84(LatLon ll) Convert lat/lon from Ellipsoid.WGS84 to this datum.
java.lang.String	toString()
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, wait, wait, wait

Constructor Detail

CentricDatum

public CentricDatum(java.lang.String name,
                    java.lang.String proj4Id,
                    Ellipsoid ellps)

Constructs a new CentricDatum.

Parameters:

name - Datum name

proj4Id - proj.4 identifier

ellps - Ellipsoid. Must be non-null and different from WGS84

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

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object