001 //$HeadURL: svn+ssh://rbezema@svn.wald.intevation.org/deegree/base/branches/2.2_testing/src/org/deegree/graphics/RasterLayer.java $
002 /*---------------- FILE HEADER ------------------------------------------
003
004 This file is part of deegree.
005 Copyright (C) 2001-2008 by:
006 EXSE, Department of Geography, University of Bonn
007 http://www.giub.uni-bonn.de/deegree/
008 lat/lon GmbH
009 http://www.lat-lon.de
010
011 This library is free software; you can redistribute it and/or
012 modify it under the terms of the GNU Lesser General Public
013 License as published by the Free Software Foundation; either
014 version 2.1 of the License, or (at your option) any later version.
015
016 This library is distributed in the hope that it will be useful,
017 but WITHOUT ANY WARRANTY; without even the implied warranty of
018 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019 Lesser General Public License for more details.
020
021 You should have received a copy of the GNU Lesser General Public
022 License along with this library; if not, write to the Free Software
023 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
024
025 Contact:
026
027 Andreas Poth
028 lat/lon GmbH
029 Aennchenstr. 19
030 53115 Bonn
031 Germany
032 E-Mail: poth@lat-lon.de
033
034 Prof. Dr. Klaus Greve
035 Department of Geography
036 University of Bonn
037 Meckenheimer Allee 166
038 53115 Bonn
039 Germany
040 E-Mail: greve@giub.uni-bonn.de
041
042
043 ---------------------------------------------------------------------------*/
044 package org.deegree.graphics;
045
046 import org.deegree.model.coverage.grid.GridCoverage;
047 import org.deegree.model.crs.CoordinateSystem;
048 import org.deegree.model.spatialschema.Envelope;
049 import org.deegree.model.spatialschema.GeometryFactory;
050 import org.opengis.pt.PT_Envelope;
051
052 /**
053 * A <tt>RasterLayer</tt> represent a layer which data are contained within one single
054 * <tt>Image</tt>. The image/raster is geo-referenced by a <tt>Envelope</tt> that is linked to
055 * it.
056 *
057 * <p>
058 * ------------------------------------------------------------------------
059 * </p>
060 *
061 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
062 * @version $Revision: 9340 $ $Date: 2007-12-27 13:32:12 +0100 (Do, 27 Dez 2007) $
063 */
064
065 class RasterLayer extends AbstractLayer {
066
067 protected GridCoverage raster = null;
068
069 /**
070 * Creates a new AbstractLayer object.
071 *
072 * @param name
073 * @param raster
074 *
075 * @throws Exception
076 */
077 RasterLayer( String name, GridCoverage raster ) throws Exception {
078 super( name, raster.getCoordinateReferenceSystem() );
079 setRaster( raster );
080 }
081
082 /**
083 * sets the coordinate reference system of the MapView. If a new crs is set all geometries of
084 * GeometryFeatures will be transformed to the new coordinate reference system.
085 */
086 public void setCoordinatesSystem( CoordinateSystem crs )
087 throws Exception {
088 // throw new NoSuchMethodError( "not implemented yet" );
089 }
090
091 /**
092 * returns the image/raster that represents the layers data
093 */
094 public GridCoverage getRaster() {
095 return raster;
096 }
097
098 /**
099 * sets the image/raster that represents the layers data
100 */
101 public void setRaster( GridCoverage raster )
102 throws Exception {
103 this.raster = raster;
104 PT_Envelope pt = raster.getEnvelope();
105 Envelope env = GeometryFactory.createEnvelope( pt.minCP.ord[0], pt.minCP.ord[1], pt.maxCP.ord[0],
106 pt.maxCP.ord[1], null );
107 this.boundingbox = env;
108 }
109
110 }