001    /*
002     *    GeoAPI - Java interfaces for OGC/ISO standards
003     *    http://www.geoapi.org
004     *
005     *    Copyright (C) 2004-2012 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.metadata.identification;
033    
034    import org.opengis.annotation.UML;
035    import org.opengis.annotation.Profile;
036    
037    import static org.opengis.annotation.Obligation.*;
038    import static org.opengis.annotation.Specification.*;
039    import static org.opengis.annotation.ComplianceLevel.*;
040    
041    
042    /**
043     * Level of detail expressed as a scale factor or a ground distance.
044     *
045     * @author  Martin Desruisseaux (IRD)
046     * @author  Cory Horner (Refractions Research)
047     * @version 3.0
048     * @since   2.0
049     *
050     * @navassoc - - - RepresentativeFraction
051     */
052    @UML(identifier="MD_Resolution", specification=ISO_19115)
053    public interface Resolution {
054        /**
055         * Level of detail expressed as the scale of a comparable hardcopy map or chart.
056         * Only one of {@linkplain #getEquivalentScale equivalent scale} and
057         * {@linkplain #getDistance ground sample distance} may be provided.
058         *
059         * @return Level of detail expressed as the scale of a comparable hardcopy, or {@code null}.
060         *
061         * @condition {@linkplain #getDistance() Distance} not documented.
062         */
063        @Profile(level=CORE)
064        @UML(identifier="equivalentScale", obligation=CONDITIONAL, specification=ISO_19115)
065        RepresentativeFraction getEquivalentScale();
066    
067        /**
068         * Ground sample distance.
069         * Only one of {@linkplain #getEquivalentScale equivalent scale} and
070         * {@linkplain #getDistance ground sample distance} may be provided.
071         * <p>
072         * <TABLE WIDTH="80%" ALIGN="center" CELLPADDING="18" BORDER="4" BGCOLOR="#FFE0B0">
073         *   <TR><TD>
074         *     <P align="justify"><B>Warning:</B> The return type of this method may change in GeoAPI
075         *     3.1. It may be replaced by the {@link javax.measure.quantity.Length} type in order to
076         *     provide unit of measurement together with the value.</P>
077         *   </TD></TR>
078         * </TABLE>
079         *
080         * @return The ground sample distance, or {@code null}.
081         * @unitof Distance
082         *
083         * @condition {@linkplain #getEquivalentScale() Equivalent scale} not documented.
084         */
085        @Profile(level=CORE)
086        @UML(identifier="distance", obligation=CONDITIONAL, specification=ISO_19115)
087        Double getDistance();
088    }