org.opengis.referencing.crs.GeocentricCRS Maven / Gradle / Ivy

/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 *
 *    (C) 2011, Open Source Geospatial Foundation (OSGeo)
 *    (C) 2003-2005, Open Geospatial Consortium Inc.
 *
 *    All Rights Reserved. http://www.opengis.org/legal/
 */
package org.opengis.referencing.crs;

import static org.opengis.annotation.Obligation.*;
import static org.opengis.annotation.Specification.*;

import org.opengis.annotation.UML;
import org.opengis.referencing.cs.CartesianCS;
import org.opengis.referencing.cs.CoordinateSystem;
import org.opengis.referencing.cs.SphericalCS;

/**
 * A 3D coordinate reference system with the origin at the approximate centre of mass of the earth.
 * A geocentric CRS deals with the earth's curvature by taking a 3D spatial view, which obviates the
 * need to model the earth's curvature.
 *
 * 
 * 
 * Used with CS type(s)

 *   {@link org.opengis.referencing.cs.CartesianCS Cartesian},
 *   {@link org.opengis.referencing.cs.SphericalCS Spherical}
 * 
 *
 * @version Abstract
 *     specification 2.0
 * @author Martin Desruisseaux (IRD)
 * @since GeoAPI 1.0
 */
@UML(identifier = "SC_GeocentricCRS", specification = ISO_19111)
public interface GeocentricCRS extends GeodeticCRS {
    /**
     * Returns the coordinate system, which must be {@linkplain CartesianCS cartesian} or
     * {@linkplain SphericalCS spherical}.
     */
    @UML(
        identifier = "usesCartesianCS, usesSphericalCS",
        obligation = MANDATORY,
        specification = ISO_19111
    )
    CoordinateSystem getCoordinateSystem();
}