001    /*
002     *    GeoAPI - Java interfaces for OGC/ISO standards
003     *    http://www.geoapi.org
004     *
005     *    Copyright (C) 2005-2012 Open Geospatial Consortium, Inc.
006     *    All Rights Reserved. http://www.opengeospatial.org/ogc/legal
007     *
008     *    Permission to use, copy, and modify this software and its documentation, with
009     *    or without modification, for any purpose and without fee or royalty is hereby
010     *    granted, provided that you include the following on ALL copies of the software
011     *    and documentation or portions thereof, including modifications, that you make:
012     *
013     *    1. The full text of this NOTICE in a location viewable to users of the
014     *       redistributed or derivative work.
015     *    2. Notice of any changes or modifications to the OGC files, including the
016     *       date changes were made.
017     *
018     *    THIS SOFTWARE AND DOCUMENTATION IS PROVIDED "AS IS," AND COPYRIGHT HOLDERS MAKE
019     *    NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
020     *    TO, WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR THAT
021     *    THE USE OF THE SOFTWARE OR DOCUMENTATION WILL NOT INFRINGE ANY THIRD PARTY
022     *    PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS.
023     *
024     *    COPYRIGHT HOLDERS WILL NOT BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL OR
025     *    CONSEQUENTIAL DAMAGES ARISING OUT OF ANY USE OF THE SOFTWARE OR DOCUMENTATION.
026     *
027     *    The name and trademarks of copyright holders may NOT be used in advertising or
028     *    publicity pertaining to the software without specific, written prior permission.
029     *    Title to copyright in this software and any associated documentation will at all
030     *    times remain with copyright holders.
031     */
032    package org.opengis.geometry.coordinate;
033    
034    import java.util.List;
035    import org.opengis.annotation.UML;
036    
037    import static org.opengis.annotation.Obligation.*;
038    import static org.opengis.annotation.Specification.*;
039    
040    
041    /**
042     * A {@linkplain GriddedSurface gridded surface} that uses cubic polynomial splines as the
043     * horizontal and vertical curves. The initial tangents for the splines are often replaced
044     * by an extra pair of rows (and columns) of control points.
045     * <p>
046     * The horizontal and vertical curves require initial and final tangent vectors for a complete
047     * definition. These values are supplied by the four methods defined in this interface.
048     *
049     * @version <A HREF="http://www.opengeospatial.org/standards/as">ISO 19107</A>
050     * @author Martin Desruisseaux (IRD)
051     * @since GeoAPI 2.0
052     */
053    @UML(identifier="GM_BicubicGrid", specification=ISO_19107)
054    public interface BicubicGrid extends GriddedSurface {
055        /**
056         * Returns the initial tangent vectors.
057         */
058        @UML(identifier="horiVectorAtStart", obligation=MANDATORY, specification=ISO_19107)
059        List<double[]> getHorizontalVectorAtStart();
060    
061        /**
062         * Returns the initial tangent vectors.
063         */
064        @UML(identifier="horiVectorAtEnd", obligation=MANDATORY, specification=ISO_19107)
065        List<double[]> getHorizontalVectorAtEnd();
066    
067        /**
068         * Returns the initial tangent vectors.
069         */
070        @UML(identifier="vertVectorAtStart", obligation=MANDATORY, specification=ISO_19107)
071        List<double[]> getVerticalVectorAtStart();
072    
073        /**
074         * Returns the initial tangent vectors.
075         */
076        @UML(identifier="vertVectorAtEnd", obligation=MANDATORY, specification=ISO_19107)
077        List<double[]> getVerticalVectorAtEnd();
078    }