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.coverage;
033    
034    import java.util.Set;
035    import org.opengis.geometry.DirectPosition;
036    import org.opengis.geometry.primitive.Curve;
037    import org.opengis.annotation.UML;
038    
039    import static org.opengis.annotation.Obligation.*;
040    import static org.opengis.annotation.Specification.*;
041    
042    
043    /**
044     * A discrete coverage characterized by a finite spatial domain consisting of
045     * {@linkplain Curve curves}. Often the curves represent features such as roads,
046     * railroads, or streams. They may be elements of a network.
047     * <p>
048     * <b>Example:</b> A coverage that assigns a route a number, a name, a pavement width,
049     *                 and a pavement material type to each segment of a road system.
050     *
051     * @version ISO 19123:2004
052     * @author  Alessio Fabiani
053     * @since   GeoAPI 2.1
054     *
055     * @todo evaluate and evaluateInverse
056     */
057    @UML(identifier="CV_DiscreteCurveCoverage", specification=ISO_19123)
058    public interface DiscreteCurveCoverage extends DiscreteCoverage {
059        /**
060         * Returns the set of <var>curve</var>-<var>value</var> pairs included in this coverage.
061         */
062        @UML(identifier="element", obligation=OPTIONAL, specification=ISO_19123)
063        Set<CurveValuePair> getElements();
064    
065        /**
066         * Returns the set of <var>curve</var>-<var>value</var> pairs that include the
067         * {@linkplain DomainObject domain objects} containing the specified direct position.
068         */
069        @UML(identifier="locate", obligation=OPTIONAL, specification=ISO_19123)
070        Set<CurveValuePair> locate(DirectPosition p);
071    
072        /**
073         * Returns the dictionary of <var>curve</var>-<var>value</var> pairs that contain the
074         * {@linkplain DomainObject objects} in the domain of the coverage each paired with its
075         * record of feature attribute values.
076         */
077        @UML(identifier="list", obligation=MANDATORY, specification=ISO_19123)
078        Set<CurveValuePair> list();
079    
080        /**
081         * Returns the nearest <var>curve</var>-<var>value</var> pair from the specified direct
082         * position. This is a shortcut for <code>{@linkplain #find(DirectPosition,int) find}(p,1)</code>.
083         */
084        @UML(identifier="find", obligation=MANDATORY, specification=ISO_19123)
085        CurveValuePair find(DirectPosition p);
086    }