001 //$HeadURL: $
002 /*---------------- FILE HEADER ------------------------------------------
003 This file is part of deegree.
004 Copyright (C) 2001-2008 by:
005 Department of Geography, University of Bonn
006 http://www.giub.uni-bonn.de/deegree/
007 lat/lon GmbH
008 http://www.lat-lon.de
009
010 This library is free software; you can redistribute it and/or
011 modify it under the terms of the GNU Lesser General Public
012 License as published by the Free Software Foundation; either
013 version 2.1 of the License, or (at your option) any later version.
014 This library is distributed in the hope that it will be useful,
015 but WITHOUT ANY WARRANTY; without even the implied warranty of
016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
017 Lesser General Public License for more details.
018 You should have received a copy of the GNU Lesser General Public
019 License along with this library; if not, write to the Free Software
020 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
021 Contact:
022
023 Andreas Poth
024 lat/lon GmbH
025 Aennchenstr. 19
026 53177 Bonn
027 Germany
028 E-Mail: poth@lat-lon.de
029
030 Prof. Dr. Klaus Greve
031 Department of Geography
032 University of Bonn
033 Meckenheimer Allee 166
034 53115 Bonn
035 Germany
036 E-Mail: greve@giub.uni-bonn.de
037 ---------------------------------------------------------------------------*/
038
039 package org.deegree.crs.coordinatesystems;
040
041 import org.deegree.crs.Identifiable;
042 import org.deegree.crs.components.Axis;
043 import org.deegree.crs.components.GeodeticDatum;
044 import org.deegree.crs.components.Unit;
045
046 /**
047 * The <code>GeographicCoordinateSystem</code> (in epsg aka Geodetic CRS) is a two dimensional crs with axis of
048 * lat-lon.
049 *
050 * @author <a href="mailto:bezema@lat-lon.de">Rutger Bezema</a>
051 *
052 * @author last edited by: $Author:$
053 *
054 * @version $Revision:$, $Date:$
055 *
056 */
057
058 public class GeographicCRS extends CoordinateSystem {
059
060 /**
061 * A geographic coordinate system using WGS84 datum. This coordinate system use <var>longitude</var>/<var>latitude</var>
062 * axis with latitude values increasing north and longitude values increasing east. Angular units are degrees and
063 * prime meridian is Greenwich.
064 */
065 public static final GeographicCRS WGS84 = new GeographicCRS( GeodeticDatum.WGS84,
066 new Axis[] { new Axis( Unit.RADIAN,
067 "lon",
068 Axis.AO_EAST ),
069 new Axis( Unit.RADIAN,
070 "lat",
071 Axis.AO_NORTH ) },
072 "EPSG:4326",
073 "WGS 84" );
074
075 /**
076 * A geographic coordinate system using WGS84 datum. This coordinate system use <var>latitude</var>/<var>longitude</var>
077 * axis with latitude values increasing north and longitude values increasing east. Angular units are degrees and
078 * prime meridian is Greenwich.
079 */
080 public static final GeographicCRS WGS84_YX = new GeographicCRS( GeodeticDatum.WGS84,
081 new Axis[] {
082 new Axis( Unit.DEGREE, "lat",
083 Axis.AO_NORTH ),
084 new Axis( Unit.DEGREE, "lon",
085 Axis.AO_EAST ) },
086 "EPSG:4326", "WGS 84" );
087
088 /**
089 * @param datum
090 * @param axisOrder
091 * @param identity
092 */
093 public GeographicCRS( GeodeticDatum datum, Axis[] axisOrder, Identifiable identity ) {
094 super( datum, axisOrder, identity );
095 }
096
097 /**
098 * @param datum
099 * @param axisOrder
100 * @param identifiers
101 * @param names
102 * @param versions
103 * @param descriptions
104 * @param areasOfUse
105 */
106 public GeographicCRS( GeodeticDatum datum, Axis[] axisOrder, String[] identifiers, String[] names,
107 String[] versions, String[] descriptions, String[] areasOfUse ) {
108 super( datum, axisOrder, identifiers, names, versions, descriptions, areasOfUse );
109 }
110
111 /**
112 * @param datum
113 * @param axisOrder
114 * @param identifiers
115 * @param name
116 */
117 public GeographicCRS( GeodeticDatum datum, Axis[] axisOrder, String[] identifiers ) {
118 this( datum, axisOrder, identifiers, null, null, null, null );
119 }
120
121 /**
122 * @param toWGS84
123 * @param datum
124 * @param axisOrder
125 * @param identifier
126 * @param name
127 * @param version
128 * @param description
129 * @param areaOfUse
130 */
131 public GeographicCRS( GeodeticDatum datum, Axis[] axisOrder, String identifier, String name, String version,
132 String description, String areaOfUse ) {
133 this( datum, axisOrder, new String[] { identifier }, new String[] { name }, new String[] { version },
134 new String[] { description }, new String[] { areaOfUse } );
135 }
136
137 /**
138 * @param datum
139 * @param axisOrder
140 * @param identifier
141 * @param name
142 */
143 public GeographicCRS( GeodeticDatum datum, Axis[] axisOrder, String identifier, String name ) {
144 this( datum, axisOrder, new String[] { identifier }, new String[] { name }, null, null, null );
145 }
146
147 @Override
148 public int getDimension() {
149 return getAxis().length;
150 }
151
152 @Override
153 public final int getType() {
154 return GEOGRAPHIC_CRS;
155 }
156
157 }