Application: gvSIG desktop

/*

 * Cresques Mapping Suite. Graphic Library for constructing mapping applications.

 * 

 * Copyright (C) 2004-5. 

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 * 

 * cresques@gmail.com

 */

package org.cresques.cts;

import java.util.ArrayList;

import java.util.Iterator;

import java.util.Map;

import java.util.TreeMap;

import org.cresques.cts.gt2.CSDatum;

import org.cresques.cts.gt2.CSGaussPt;

import org.cresques.cts.gt2.CSLambertCC;

import org.cresques.cts.gt2.CSUTM;

import org.cresques.cts.gt2.CoordSys;

/**

 * Pool de proyeccions (cs+datum) conocidas.

 * @author "Luis W. Sevilla" <sevilla_lui@gva.es>

 */

public class ProjectionPool {

        static TreeMap data = null;

        static {

                CoordSys cs = null;

                data = new TreeMap();

                cs = (new CSUTM(CSDatum.wgs84, 30)).toGeo();

                cs.setAbrev("EPSG:4326");  // WGS84 (World Geodesic Datum)

                data.put(cs.getAbrev(), cs);

                cs = (new CSUTM(CSDatum.ed50, 30)).toGeo();

                cs.setAbrev("EPSG:4230");  // Datum Europeu Internacional ED50

                data.put(cs.getAbrev(), cs);

                cs = (new CSUTM(CSDatum.d73, 30)).toGeo();

                cs.setAbrev("EPSG:4274");  // Datum 73 de Lisboa

                data.put(cs.getAbrev(), cs);

                cs = (new CSUTM(CSDatum.nad27, 30)).toGeo();

                cs.setAbrev("EPSG:4267");  // NAD 27

                data.put(cs.getAbrev(), cs);

                cs = (new CSUTM(CSDatum.nad83, 30)).toGeo();

                cs.setAbrev("EPSG:4269");  // NAD 83

                data.put(cs.getAbrev(), cs);

                cs = (new CSUTM(CSDatum.lomaQuintana, 30)).toGeo();

                cs.setAbrev("EPSG:4288");  // PSAD 56 'Loma Quintana'

                data.put(cs.getAbrev(), cs);

                cs = (new CSUTM(CSDatum.laCanoa, 30)).toGeo();

                cs.setAbrev("EPSG:4247");  // PSAD 56 'Loma Quintana'

                data.put(cs.getAbrev(), cs);

                for (int i=1; i<=60; i++) {

                        String huso = Integer.toString(i);

                        if (i<10) huso = "0"+huso;

                        cs = new CSUTM(CSDatum.wgs84, i);

                        cs.setAbrev("EPSG:326"+huso);

                        data.put(cs.getAbrev(), cs);

                        cs = new CSUTM(CSDatum.ed50, i);

                        cs.setAbrev("EPSG:230"+huso);

                        data.put(cs.getAbrev(), cs);

                }

                for (int i=3; i<=23; i++) {

                        String huso = Integer.toString(i);

                        if (i<10) huso = "0"+huso;

                        cs = new CSUTM(CSDatum.nad27, i);

                        cs.setAbrev("EPSG:267"+huso);

                        data.put(cs.getAbrev(), cs);

                        cs = new CSUTM(CSDatum.nad83, i);

                        cs.setAbrev("EPSG:269"+huso);

                        data.put(cs.getAbrev(), cs);

                }

                cs = CSGaussPt.hgd73;

                cs.setAbrev("EPSG:27492");   // Projec??o Gauss do Datum 73 de Lisboa (no EPSG found) 

                data.put(cs.getAbrev(), cs);

                cs = new CSUTM(CSDatum.d73, 29);

                cs.setAbrev("EPSG:27429");   // Projec??o Gauss do Datum 73 de Lisboa (no EPSG found) 

                data.put(cs.getAbrev(), cs);

                for (int i=18; i<=21; i++) {

                        String huso = Integer.toString(i);

                        if (i<10) huso = "0"+huso;

                        cs = new CSUTM(CSDatum.lomaQuintana, i);

                        cs.setAbrev("EPSG:288"+huso);

                        data.put(cs.getAbrev(), cs);

                        cs = new CSUTM(CSDatum.laCanoa, i);

                        cs.setAbrev("EPSG:247"+huso);

                        data.put(cs.getAbrev(), cs);

                }

//                cs = new CSLambertCC(CSDatum.nad27, -105D, 49D, 49D, 77D, 0, 0);

//                cs.setAbrev("LCCCan");

//                data.put(cs.getAbrev(), cs);

                /* Para el server WMS de canad?:

                 * EPSG:42101

                 * EPSG:42304

                 * EPSG:4269

                 */

                /* 

                 * 42101,PROJCS["WGS 84 / LCC Canada",

                 * GEOGCS["WGS 84",DATUM["WGS_1984",

                 * SPHEROID["WGS_1984",6378137,298.257223563]],

                 * PRIMEM["Greenwich",0],UNIT["Decimal_Degree",0.0174532925199433]],

                 * 

                 * PROJECTION["Lambert_Conformal_Conic_2SP"],

                 * PARAMETER["central_meridian",-95.0],

                 * PARAMETER["latitude_of_origin",0],

                 * PARAMETER["standard_parallel_1",49.0],

                 * PARAMETER["standard_parallel_2",77.0],

                 * PARAMETER["false_easting",0.0],

                 * PARAMETER["false_northing",-8000000.0],

                 * UNIT["Meter",1],AUTHORITY["EPSG","42101"]]

                 */

                cs = new CSLambertCC(CSDatum.wgs84, -95, 0, 49, 77, 0, -8000000.0);

                cs.setAbrev("EPSG:42101");

                data.put(cs.getAbrev(), cs);

                /* 42304,PROJCS["NAD83 / NRCan LCC Canada",

                 * GEOGCS["NAD83",DATUM["North_American_Datum_1983",

                 * SPHEROID["GRS_1980",6378137,298.257222101]],

                 * PRIMEM["Greenwich",0],

                 * UNIT["Decimal_Degree",0.0174532925199433]],

                 * 

                 * PROJECTION["Lambert_Conformal_Conic_2SP"],

                 * PARAMETER["central_meridian",-95.0],

                 * PARAMETER["latitude_of_origin",49.0],

                 * PARAMETER["standard_parallel_1",49.0],

                 * PARAMETER["standard_parallel_2",77.0],

                 * PARAMETER["false_easting",0.0],

                 * PARAMETER["false_northing",0.0],

                 * UNIT["Meter",1],AUTHORITY["EPSG","42304"]]

                 */

                cs = new CSLambertCC(CSDatum.nad83, -95, 49, 49, 77, 0, 0);

                cs.setAbrev("EPSG:42304");

                data.put(cs.getAbrev(), cs);

                /*

                 * EPSG:26915 - NAD83 / UTM zone 15N 

                 * EPSG:31466 - Gau?-Kr?ger band 2

                 * EPSG:31467 - Gau?-Kr?ger band 3

                 * EPSG:4314  - DHDN

                 */

        }

        /**

         * Mete una nueva proyeccion en la Pool.

         * @param name abreviatura de la proyecccion (i.e. EPSG:23030)

         * @param proj Proyeccion

         */

        public static void add(String name, IProjection proj) {

                data.put(name, proj);

        }

        /**

         * Devuelve una proyeccion a partir de una cadena.

         * @param name abreviatura de la proyecccion (i.e. EPSG:23030)

         * @return Proyeccion si existe

         */

        public static IProjection get(String name) {

                IProjection proj = null;

                if (ProjectionPool.data.containsKey(name))

                        proj = (IProjection) ProjectionPool.data.get(name);

                else

                        System.err.println("ProjectionPool: Key '"+name+"' not set.");

                return proj;

        }

        public static Iterator iterator() {

                ArrayList projs = new ArrayList();

                Iterator iter = data.entrySet().iterator();

                while (iter.hasNext()) {

                        projs.add(((Map.Entry) iter.next()).getValue());

                }

                return projs.iterator();

        }

        /**

         * Devuelve una proyeccion a partir de un codig epsg.

         * @param name codigo de la proyecccion (i.e. 23030)

         * @return Proyeccion si existe

         */

        private static IProjection getByEpsg(String code) {

                IProjection proj = get("EPSG:"+code);

                return proj;

        }

}