001: //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/trunk/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 04:32:12 -0800 (Thu, 27 Dec 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) throws Exception {
102: this .raster = raster;
103: PT_Envelope pt = raster.getEnvelope();
104: Envelope env = GeometryFactory
105: .createEnvelope(pt.minCP.ord[0], pt.minCP.ord[1],
106: pt.maxCP.ord[0], pt.maxCP.ord[1], null);
107: this.boundingbox = env;
108: }
109:
110: }
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