svn-gvsig-desktop / trunk / libraries / libjni-gdal / src / main / java / org / gvsig / jogr / OGRSpatialReference.java @ 20367
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/**********************************************************************
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* $Id: OGRSpatialReference.java 15690 2007-10-31 10:28:41Z nbrodin $
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*
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* Name: OGRSpatialReference.java
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* Project: JGDAL. Interface java to gdal (Frank Warmerdam).
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* Purpose:
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* Author: Nacho Brodin, brodin_ign@gva.es
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*
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**********************************************************************/
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/*Copyright (C) 2004 Nacho Brodin <brodin_ign@gva.es>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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package org.gvsig.jogr; |
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//import es.gva.cit.wrappergdal.OGRException;
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/**
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* Representa un sistema de referencia espacial OpenGIS.
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*
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* @author Nacho Brodin <brodin_ign@gva.es>.<BR> Equipo de desarrollo gvSIG.<BR> http://www.gvsig.gva.es
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* @version 0.0
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* @link http://www.gvsig.gva.es
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*/
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public class OGRSpatialReference extends JNIBase { |
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//private native int setUTMNat(long cPtr, int zona, int norte_sur);
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//private native int setWellKnownGeogCSNat(long cPtr, String cs);
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//private native long OGRSpatialReferenceNat();
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//private native String exportToWktNat(long cPtr);
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private native void OSRDestroySpatialReferenceNat(long cPtr); |
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private native int getUTMZoneNat(long cPtr); |
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private native int getHemisphereNat(long cPtr); |
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private native int setFromUserInputNat(long cPtr, String a_srs); |
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private native long OGRSpatialReferenceNat() throws CrsGdalException; |
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private native void OGRDestroySpatialReferenceNat(long crs); |
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protected static native String exportToProj4Nat(long cPtr); |
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protected static native String exportToWktNat(long cPtr); |
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protected static native int importFromWktNat(long cPtr, String cadenas); |
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protected static native int setUTMNat(long cPtr, int zona, int norte_sur); |
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protected static native int setWellKnownGeogCSNat(long cPtr, String cs); |
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protected static native int importFromEPSGNat(long cPtr, int cod); |
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protected static native int importFromProj4Nat(long cPtr, String cs); |
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protected static native int importFromPCINat(long cPtr,String cod, String cs,double[] coord); |
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protected static native int importFromUSGSNat(long cPtr, long code, long zone, double[] params, long datum); |
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protected static native int importFromESRINat(long cPtr, String cadenas); |
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protected static native boolean isGeographicNat(long cPtr); |
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protected static native String getAuthorityCodeNat(long cPtr, String targetKey); |
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protected static native String getAuthorityNameNat(long cPtr, String targetKey); |
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/**
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*Constructor a partir de la direcci?n de memoria
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*/
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public OGRSpatialReference(long cPtr){ |
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this.cPtr=cPtr;
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} |
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/**
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* Constructor generico
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*/
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public OGRSpatialReference(){
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try{
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cPtr = OGRSpatialReferenceNat(); |
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}catch(CrsGdalException exp){
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System.out.println(exp.getStrError());
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} |
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} |
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/**
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* Escribe la zona UTM pasada por par?metro
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* @param zona Zona UTM
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* @param norte_sur TRUE hemisferio norte y FALSE hemisferio sur
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* @throws OGRException
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*/
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public void setUTM(int zona, boolean norte_sur)throws OGRException { |
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int ns=-1; |
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if(norte_sur)ns=1; |
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else ns=0; |
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if(cPtr == 0) |
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throw new OGRException("Fallo al acceder al dato."); |
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if ((zona <= 0) || (zona > 60)) |
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throw new OGRException("Zona incorrecta"); |
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int res = setUTMNat(cPtr, zona, ns);
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if(res < 0) |
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throw new OGRException("Error en setUTM(). No se ha podido asignar la zona especificada."); |
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} |
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/**
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* Lee la zona UTM
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* @return Zona UTM
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* @throws OGRException
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*/
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public int getUTMZone()throws OGRException { |
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if(cPtr == 0) |
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throw new OGRException("Fallo al acceder al dato."); |
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int res = getUTMZoneNat(cPtr);
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if(res < 0) |
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throw new OGRException("Error en getUTMZone(). Valor de zona devuelto erroneo."); |
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return res;
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} |
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/**
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* Obtiene el hemisferio
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* @return TRUE hemisferio norte y FALSE hemisferio sur
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* @throws OGRException
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*/
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public boolean getHemisphere()throws OGRException { |
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if(cPtr == 0) |
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throw new OGRException("Fallo al acceder al dato."); |
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int hemis = getHemisphereNat(cPtr);
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if(hemis < 0) |
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throw new OGRException("Error en getHemisphere(). Valor de hemisferio devuelto erroneo."); |
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if(hemis == 1)return true; |
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else return false; |
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} |
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/**
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*Asigna las coordenadas geogr?ficas
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*@param cs Coordenadas geograficas soportadas:<BR>
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*<UL>
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*<LI>WGS84</LI>
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*<LI>WGS72</LI>
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*<LI>NAD27</LI>
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*<LI>NAD83</LI>
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*<LI>EPSG:n</LI>
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*</UL>
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*@throws OGRException
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*/
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public void setWellKnownGeogCS(String cs)throws OGRException { |
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if(cPtr == 0) |
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throw new OGRException("Fallo al acceder al dato."); |
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if ((cs == null) || (cs.equals(""))) |
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throw new OGRException("Parametro incorrecto en OGRSpatialReference.setWllKnownGeoCS"); |
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int res = setWellKnownGeogCSNat(cPtr, cs);
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if(res < 0) |
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throw new OGRException("Error en setWellKnownGeoCS(). No se ha podido asignar el sistema de coordenadas especificado."); |
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} |
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/**
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* Devuelve la codificaci?n WKT
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* @return Codificaci?n WKT
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* @throws OGRException
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*/
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public String exportToWkt()throws OGRException { |
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if(cPtr == 0) |
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throw new OGRException("Fallo al acceder al dato."); |
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String wkt = exportToWktNat(cPtr);
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if(wkt == null) |
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throw new OGRException("Error en exportToWkt(). No se ha podido obtener la proyecci?n."); |
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return wkt;
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} |
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/**
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* @throws OGRException
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* @param a_srs
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*/
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public void setFromUserInput(String a_srs)throws OGRException { |
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if(cPtr == 0) |
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throw new OGRException("Fallo al acceder al dato."); |
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if ((a_srs == null) || (a_srs.equals(""))) |
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throw new OGRException("Parametro incorrecto en OGRSpatialReference.setFromUserInput"); |
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int ogrerr = setFromUserInputNat(cPtr,a_srs);
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throwException(ogrerr,"Error en setFromUserInput().");
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} |
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/**
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* Destructor
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*/
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protected void finalize() throws OGRFailureException{ |
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if(cPtr == 0) |
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throw new OGRFailureException("Fallo al acceder al dato."); |
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OSRDestroySpatialReferenceNat(cPtr); |
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} |
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/**
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* Consulta si la fuente de datos est? en coordenas geograficas o no
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* @return true si est? en coordenadas geogr?ficas
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*/
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public boolean isGeographic() throws CrsGdalException { |
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if(cPtr == 0) |
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throw new CrsGdalException(); |
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return isGeographicNat(cPtr);
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} |
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/**
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* Obtiene el c?digo EPSG
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* @param targetKey
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* @return "PROJCS", "GEOGCS", "GEOGCS|UNIT" or NULL
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* @throws CrsGdalException
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*/
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public String getAuthorityCode(String targetKey) throws CrsGdalException { |
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if(cPtr == 0) |
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throw new CrsGdalException(); |
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if ((targetKey == null) || (targetKey.equals(""))) |
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throw new CrsGdalException(); |
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return getAuthorityCodeNat(cPtr, targetKey);
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} |
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/**
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* Obtiene el autority name. Tipicamente EPSG
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* @param targetKey
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* @return "PROJCS", "GEOGCS", "GEOGCS|UNIT" or NULL
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* @throws CrsGdalException
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*/
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public String getAuthorityName(String targetKey) throws CrsGdalException { |
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if(cPtr == 0) |
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throw new CrsGdalException(); |
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if ((targetKey == null) || (targetKey.equals(""))) |
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throw new CrsGdalException(); |
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return getAuthorityNameNat(cPtr, targetKey);
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} |
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/**
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*
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* @param ORGSpace
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* @return
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* @throws CrsGdalException
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*/
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public static String exportToWkt(OGRSpatialReference ORGSpace) throws CrsGdalException{ |
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if (ORGSpace.cPtr == 0) |
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throw new CrsGdalException(); |
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return exportToWktNat(ORGSpace.cPtr);
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} |
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/**
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*
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* @param ORGSpace
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* @param cadenas
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* @return
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* @throws OGRException
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*/
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public static int importFromWkt(OGRSpatialReference ORGSpace, String cadenas) throws OGRException { |
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if ((cadenas == null) || (cadenas.equals(""))) |
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throw new OGRException("Parametro incorrecto"); |
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if (ORGSpace.cPtr == 0) |
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throw new OGRException("Parametro incorrecto"); |
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int result = importFromWktNat(ORGSpace.cPtr, cadenas);
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if(result != 0) |
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throw new OGRException(result, "Error en Wkt().La creacion del objeto no tuvo exito. ", ORGSpace); |
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return result;
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} |
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/**
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*
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* @param ORGSpace
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* @param zona
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* @param norte_sur
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* @return
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* @throws OGRException
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*/
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public static int setUTM(OGRSpatialReference ORGSpace ,int zona, boolean norte_sur)throws OGRException { |
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if ((zona <= 0) || (zona > 60)) |
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throw new OGRException("Zona incorrecta"); |
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if(ORGSpace.cPtr == 0) |
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throw new OGRException("Error en setUTM(). La llamada de creaci?n de objeto no tuvo exito."); |
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int ns=-1; |
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if(norte_sur)ns=1; |
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else ns=0; |
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int res = setUTMNat(ORGSpace.cPtr, zona, ns);
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if(res != 0) |
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throw new OGRException(res,"Error en setUTM(). No se ha podido asignar la zona especificada. ",ORGSpace); |
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return res;
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} |
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/**
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*
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* @param ORGSpace
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* @param cs
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* @return
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* @throws OGRException
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*/
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public static int setWellKnownGeogCS(OGRSpatialReference ORGSpace, String cs)throws OGRException { |
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if ((cs == null) || (cs.equals(""))) |
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throw new OGRException("Parametro incorrecto"); |
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if(ORGSpace.cPtr == 0) |
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throw new OGRException("Error en setWellKnownGeogCS(). La llamada de creaci?n de objeto no tuvo exito."); |
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int res = setWellKnownGeogCSNat(ORGSpace.cPtr, cs);
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if(res != 0) |
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throw new OGRException(res,"Error en setWellKnownGeoCS(). No se ha podido asignar el sistema de coordenadas especificado. ",ORGSpace); |
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return res;
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} |
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/**
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*
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* @param ORGSpace
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* @param cod
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* @return
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* @throws OGRException
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*/
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public static int importFromEPSG(OGRSpatialReference ORGSpace, int cod) throws OGRException { |
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if(ORGSpace.cPtr == 0) |
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throw new OGRException("Error importFromEPSG. La llamada de creaci?n de objeto no tuvo exito."); |
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int result = importFromEPSGNat(ORGSpace.cPtr, cod);
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if(result != 0) |
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throw new OGRException(result,"Error en EPSG().La creacion del objeto no tuvo exito. ",ORGSpace); |
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return result;
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} |
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/**
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*
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* @param ORGSpace
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* @param cs
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* @return
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* @throws OGRException
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*/
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public static int importFromProj4(OGRSpatialReference ORGSpace, String cs)throws OGRException { |
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if ((cs == null) || (cs.equals(""))) |
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throw new OGRException("Parametro incorrecto"); |
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if(ORGSpace.cPtr == 0) |
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throw new OGRException("Error en Proj4(). La llamada de creaci?n de objeto no tuvo exito."); |
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int res = importFromProj4Nat(ORGSpace.cPtr, cs);
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if(res != 0) |
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throw new OGRException(res, "Error en Proj4(). No se ha podido asignar el sistema de coordenadas especificado. ", ORGSpace); |
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return res;
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} |
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/**
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*
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* @param ORGSpace
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* @return
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* @throws CrsOgrException
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*/
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public static String exportToProj4(OGRSpatialReference ORGSpace) throws OGRException { |
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if(ORGSpace.cPtr == 0) |
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throw new OGRException("Error en exportToProj4(). La llamada de creaci?n de objeto no tuvo exito."); |
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String result = exportToProj4Nat(ORGSpace.cPtr);
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if(result.length() == 0) |
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throw new OGRException("No se ha podido hacer exportToProj4"); |
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return result;
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} |
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/**
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*
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* @param ORGSpace
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* @param cod
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* @param cs
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* @param coord
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* @return
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* @throws OGRException
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*/
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public static int importFromPCI(OGRSpatialReference ORGSpace,String cod, String cs, double[] coord)throws OGRException { |
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if ((cs == null) || (cs.equals(""))) |
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throw new OGRException("Parametro incorrecto"); |
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if ((cod == null) || (cod.equals(""))) |
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throw new OGRException("Parametro incorrecto"); |
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if(ORGSpace.cPtr == 0) |
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throw new OGRException("Error en importFromPCI. La llamada de creaci?n de objeto no tuvo exito."); |
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if (coord == null) |
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throw new OGRException("Parametro incorrecto"); |
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int result = importFromPCINat(ORGSpace.cPtr,cod, cs, coord);
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if(result != 0) |
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throw new OGRException(result, "Error en PCI().La creacion del objeto no tuvo exito. ", ORGSpace); |
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return result;
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} |
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/**
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*
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* @param ORGSpace
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* @param code
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* @param zone
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* @param params
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* @param datum
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* @return
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* @throws OGRException
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*/
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public static int importFromUSGS(OGRSpatialReference ORGSpace, long code, long zone, double[] params, long datum) throws OGRException { |
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if(ORGSpace.cPtr == 0) |
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throw new OGRException("Error en importFromUSGS. La llamada de creaci?n de objeto no tuvo exito."); |
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if ((zone <= 0) || (zone > 60)) |
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throw new OGRException("Zona incorrecta"); |
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if (params == null) |
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throw new OGRException("Parametro incorrecto"); |
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int result = importFromUSGSNat(ORGSpace.cPtr,code, zone, params, datum);
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if(result != 0) |
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throw new OGRException(result, "Error en USGS().La creacion del objeto no tuvo exito. ", ORGSpace); |
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return result;
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} |
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/**
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*
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* @param ORGSpace
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* @param cadenas
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* @return
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* @throws OGRException
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*/
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public static int importFromESRI(OGRSpatialReference ORGSpace, String cadenas) throws OGRException { |
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if (cadenas == null) |
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throw new OGRException("Parametro incorrecto"); |
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if(ORGSpace.cPtr == 0) |
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throw new OGRException("Error en importFromEsri. La llamada de creaci?n de objeto no tuvo exito."); |
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int result = importFromESRINat(ORGSpace.cPtr, cadenas);
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if(result != 0) |
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throw new OGRException(result, "Error en ESRI().La creacion del objeto no tuvo exito. ", ORGSpace); |
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return result;
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} |
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} |