001 //$HeadURL: svn+ssh://rbezema@svn.wald.intevation.org/deegree/base/branches/2.2_testing/src/org/deegree/graphics/sld/Geometry.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.sld;
045
046 import org.deegree.framework.xml.Marshallable;
047 import org.deegree.model.spatialschema.GMLGeometryAdapter;
048 import org.deegree.model.spatialschema.GeometryException;
049 import org.deegree.ogcbase.PropertyPath;
050
051 /**
052 * The Geometry element is optional and if it is absent then the default geometry property of the
053 * feature type that is used in the containing FeatureStyleType is used. The precise meaning of
054 * default geometry property is system-dependent. Most frequently, feature types will have only a
055 * single geometry property.
056 * <p>
057 * ----------------------------------------------------------------------
058 * </p>
059 *
060 * @author <a href="mailto:k.lupp@web.de">Katharina Lupp</a>
061 * @version $Revision: 9340 $ $Date: 2007-12-27 13:32:12 +0100 (Do, 27 Dez 2007) $
062 */
063
064 public class Geometry implements Marshallable {
065
066 private org.deegree.model.spatialschema.Geometry geometry = null;
067
068 private PropertyPath propertyPath = null;
069
070 Geometry( PropertyPath propertyPath, org.deegree.model.spatialschema.Geometry geometry ) {
071 this.propertyPath = propertyPath;
072 this.geometry = geometry;
073 }
074
075 /**
076 * returns xpath information of the geometry property
077 *
078 * @return xpath information of the geometry property
079 */
080 public PropertyPath getPropertyPath() {
081 return propertyPath;
082 }
083
084 /**
085 * In principle, a fixed geometry could be defined using GML or operators could be defined for
086 * computing a geometry from references or literals. This enbales the calling client to submitt
087 * the geometry to be rendered by the WMS directly. (This is not part of the SLD XML-schema)
088 *
089 * @return the Geometry
090 *
091 */
092 public org.deegree.model.spatialschema.Geometry getGeometry() {
093 return geometry;
094 }
095
096 /**
097 * exports the content of the Geometry as XML formated String
098 *
099 * @return xml representation of the Geometry
100 */
101 public String exportAsXML() {
102
103 StringBuffer sb = new StringBuffer( 1000 );
104 sb.append( "<Geometry>" );
105 if ( propertyPath != null ) {
106 sb.append( "<ogc:PropertyName>" ).append( propertyPath.toString() );
107 sb.append( "</ogc:PropertyName>" );
108 } else {
109 try {
110 sb.append( GMLGeometryAdapter.export( geometry ) );
111 } catch ( GeometryException e ) {
112 e.printStackTrace();
113 }
114 }
115
116 sb.append( "</Geometry>" );
117
118 return sb.toString();
119 }
120 }