Revision 359 org.gvsig.projection.jcrs/trunk/org.gvsig.projection.jcrs/org.gvsig.projection.jcrs.lib/src/main/java/org/gvsig/crs/Crs.java
Crs.java | ||
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import org.cresques.cts.IDatum; |
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import org.cresques.cts.IProjection; |
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import org.cresques.geo.ViewPortData; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.gvsig.crs.proj.CrsProj; |
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import org.gvsig.crs.proj.JNIBaseCrs; |
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import org.gvsig.crs.proj.OperationCrsException; |
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import org.gvsig.fmap.crs.CRSFactory; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/** |
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* Clase que construye el CRS a partir de la cadena WKT |
... | ... | |
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* |
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*/ |
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public class Crs implements ICrs { |
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private static final Logger logger = LoggerFactory.getLogger(Crs.class);
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private static final Logger logger = LoggerFactory.getLogger(Crs.class); |
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private static final Color basicGridColor = new Color(64, 64, 64, 128); |
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private Proj4 proj4; |
... | ... | |
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String targetTrParams = null; |
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String wkt = null; |
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Color gridColor = basicGridColor; |
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CRSDatum datum = null;
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CRSDatum datum = null; |
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public Crs(int epsgCode, int aut) throws CrsException |
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{ |
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String strEpsgCode = ""; |
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if (aut == 1) { |
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strEpsgCode="EPSG:"+epsgCode;
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strEpsgCode="EPSG:"+epsgCode; |
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} else if (aut == 2){ |
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strEpsgCode="ESRI:"+epsgCode; |
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} else if (aut == 3){ |
... | ... | |
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crsWkt=new CrsWkt(strEpsgCode); |
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setWKT(crsWkt.getWkt()); |
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} |
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/** |
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* Construye un CRS a partir del c?digo EPSG o de la cadena WKT. |
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*
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* |
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* @param code |
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* @throws CrsException |
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*/ |
... | ... | |
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code = code.substring(code.indexOf(":")+1); |
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try { |
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//Creamos el objeto que tendra los diferentes parametros de la cadena Wkt |
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crsWkt = new CrsWkt(fullCode);
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crsWkt = new CrsWkt(fullCode); |
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setName(fullCode); |
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setAbrev(fullCode); |
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} catch (NumberFormatException e) { |
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logger.error("Can't Wkt.",e); |
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} |
... | ... | |
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} |
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} |
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crsWkt = new CrsWkt(code2); |
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setName(fullCode); |
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//setAbrev(crsWkt.getName()); |
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setAbrev(crsWkt.getAuthority()[0]+":"+crsWkt.getAuthority()[1]);
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setAbrev(crsWkt.getAuthority()[0]+":"+crsWkt.getAuthority()[1]); |
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} |
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// Asignar el datum y el crs base (en el caso de ser projectado): |
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if (!(crsWkt.getSpheroid()[1].equals("")||crsWkt.getSpheroid()[2].equals(""))){ |
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double eSemiMajorAxis = Double.valueOf(crsWkt.getSpheroid()[1]).doubleValue(); |
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double eIFlattening = Double.valueOf(crsWkt.getSpheroid()[2]).doubleValue(); |
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datum = new CRSDatum(eSemiMajorAxis,eIFlattening); |
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//crs base (en el caso de ser projectado): |
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/*if(this.isProjected()){ |
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String proj4Base = "+proj=latlong +a=" + crsWkt.getSpheroid()[1] + " +rf=" + crsWkt.getSpheroid()[2] ; |
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crsBase = new CrsProj(proj4Base); |
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}*/ |
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} |
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}
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} |
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/** |
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*Construye un CRS a partir del c?digo EPSG o de la cadena WKT. |
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*
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* |
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* @param epsg_cod |
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* @param code |
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* @throws CrsException |
... | ... | |
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code = code.substring(code.indexOf(":")+1); |
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try { |
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//Creamos el objeto que tendra los diferentes parametros de la cadena Wkt |
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crsWkt = new CrsWkt(fullCode);
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crsWkt = new CrsWkt(fullCode); |
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setName(fullCode); |
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setAbrev(fullCode); |
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} catch (NumberFormatException e) { |
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logger.error("Can't get Wkt.",e); |
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} |
... | ... | |
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* que no estan en gdal, por lo que asignaremos directamente su cadena |
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* en proj4 para trabajar con ellas |
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*/ |
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if (!crsWkt.getProjection().equals("Equidistant_Cylindrical") && !crsWkt.getProjection().equals("Oblique_Cylindrical_Equal_Area")){
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if (!crsWkt.getProjection().equals("Equidistant_Cylindrical") && !crsWkt.getProjection().equals("Oblique_Cylindrical_Equal_Area")){ |
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setName(fullCode); |
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//setAbrev(crsWkt.getName()); |
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setAbrev(crsWkt.getAuthority()[0]+":"+crsWkt.getAuthority()[1]);
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setAbrev(crsWkt.getAuthority()[0]+":"+crsWkt.getAuthority()[1]); |
|
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} |
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else if (crsWkt.getProjection().equals("Equidistant_Cylindrical")){ |
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String spheroid1 = crsWkt.getSpheroid()[1]; |
... | ... | |
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String standardParallel1 = "0.0"; |
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for (int i=0; i<crsWkt.getParam_name().length;i++){ |
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if (crsWkt.getParam_name()[i].equals("Central_Meridian")) |
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centralMeridian = crsWkt.getParam_value()[i];
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centralMeridian = crsWkt.getParam_value()[i]; |
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if (crsWkt.getParam_name()[i].equals("False_Easting")) |
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falseEasting = crsWkt.getParam_value()[i];
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falseEasting = crsWkt.getParam_value()[i]; |
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if(crsWkt.getParam_name()[i].equals("False_Northing")) |
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falseNorthing = crsWkt.getParam_value()[i];
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falseNorthing = crsWkt.getParam_value()[i]; |
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if (crsWkt.getParam_name()[i].equals("Standard_Parallel_1")) |
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standardParallel1 = crsWkt.getParam_value()[i];
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standardParallel1 = crsWkt.getParam_value()[i]; |
|
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} |
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if (spheroid2.equals("0.0")){ |
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proj4String = "+proj=eqc +a=" + spheroid1 + |
... | ... | |
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proj4String = "+proj=eqc +a="+ spheroid1 +" +rf=" + spheroid2 + |
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" +lon_0="+ centralMeridian + " +x_0="+falseEasting+" +y_0="+falseNorthing + |
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" +lat_ts="+standardParallel1; |
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}
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} |
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setName(fullCode); |
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//setAbrev(crsWkt.getName()); |
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setAbrev(crsWkt.getAuthority()[0]+":"+crsWkt.getAuthority()[1]); |
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} |
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else if (crsWkt.getProjection().equals("Oblique_Cylindrical_Equal_Area")){ |
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String spheroid1 = crsWkt.getSpheroid()[1]; |
... | ... | |
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String falseEasting = ""; |
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String standardParallel1 = ""; |
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String standardParallel2 = "0.0"; |
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for (int i=0; i<crsWkt.getParam_name().length;i++){
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for (int i=0; i<crsWkt.getParam_name().length;i++){ |
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if (crsWkt.getParam_name()[i].equals("Central_Meridian")) |
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centralMeridian = crsWkt.getParam_value()[i];
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centralMeridian = crsWkt.getParam_value()[i]; |
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if (crsWkt.getParam_name()[i].equals("False_Easting")) |
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falseEasting = crsWkt.getParam_value()[i];
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falseEasting = crsWkt.getParam_value()[i]; |
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if(crsWkt.getParam_name()[i].equals("False_Northing")) |
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falseNorthing = crsWkt.getParam_value()[i];
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falseNorthing = crsWkt.getParam_value()[i]; |
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if (crsWkt.getParam_name()[i].equals("Standard_Parallel_1")) |
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standardParallel1 = crsWkt.getParam_value()[i]; |
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if (crsWkt.getParam_name()[i].equals("Standard_Parallel_2")) |
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standardParallel2 = crsWkt.getParam_value()[i];
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standardParallel2 = crsWkt.getParam_value()[i]; |
|
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} |
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if (spheroid2.equals("0.0")){ |
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proj4String = "+proj=ocea +a="+ spheroid1 + |
... | ... | |
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" +lon_0="+ centralMeridian + " +x_0="+falseEasting+" +y_0="+falseNorthing + |
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" +lat_1="+standardParallel1+" +lat_2="+standardParallel2+" +lon_1=long_1" + |
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" +lon_2=long_2 +no_defs"; |
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}
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} |
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setName(fullCode); |
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//setAbrev(crsWkt.getName()); |
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setAbrev(crsWkt.getAuthority()[0]+":"+crsWkt.getAuthority()[1]); |
... | ... | |
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double eSemiMajorAxis = Double.valueOf(crsWkt.getSpheroid()[1]).doubleValue(); |
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double eIFlattening = Double.valueOf(crsWkt.getSpheroid()[2]).doubleValue(); |
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datum = new CRSDatum(eSemiMajorAxis,eIFlattening); |
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|
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// Crs base (en el caso de ser projectado): |
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/*if(this.isProjected()){ |
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String proj4Base = "+proj=latlong +a=" + crsWkt.getSpheroid()[1] + " +rf=" + crsWkt.getSpheroid()[2] ; |
... | ... | |
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}*/ |
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} |
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} |
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|
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/** |
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* Construye un CRS a partir del c?digo EPSG o de la cadena WKT. |
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* En el caso de WKT le a?ade a la cadena proj4 el string params. |
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*
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|
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* |
|
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* @param epsg_cod |
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* @param code |
296 | 296 |
* @param params |
... | ... | |
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try { |
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//Creamos el objeto que tendra los diferentes parametros de la cadena Wkt |
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crsWkt = new CrsWkt(fullCode); |
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setName(fullCode); |
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setAbrev(fullCode); |
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} catch (NumberFormatException e) { |
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logger.error("Can't get Wkt.",e); |
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} |
... | ... | |
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} |
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} |
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crsWkt = new CrsWkt(code2); |
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setName(fullCode); |
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//setAbrev(crsWkt.getName()); |
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setAbrev(crsWkt.getAuthority()[0]+":"+crsWkt.getAuthority()[1]); |
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|
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|
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} |
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// Asignar el datum: |
338 | 338 |
if (!(crsWkt.getSpheroid()[1].equals("")||crsWkt.getSpheroid()[2].equals(""))){ |
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double eSemiMajorAxis = Double.valueOf(crsWkt.getSpheroid()[1]).doubleValue(); |
340 | 340 |
double eIFlattening = Double.valueOf(crsWkt.getSpheroid()[2]).doubleValue(); |
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datum = new CRSDatum(eSemiMajorAxis,eIFlattening); |
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// Crs base (en el caso de ser projectado): |
344 | 344 |
/*if(this.isProjected()){ |
345 | 345 |
String proj4Base = "+proj=latlong +a=" + crsWkt.getSpheroid()[1] + " +rf=" + crsWkt.getSpheroid()[2] ; |
... | ... | |
347 | 347 |
}*/ |
348 | 348 |
} |
349 | 349 |
} |
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351 | 351 |
/* public Crs(CrsEpsg source) throws CrsException { |
352 | 352 |
crsProj4 = source; |
353 | 353 |
}*/ |
354 |
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355 | 355 |
/** |
356 |
* @param code
|
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356 |
* @param code |
|
357 | 357 |
*/ |
358 | 358 |
public void setTrans(String code) { |
359 | 359 |
trans = code; |
360 | 360 |
changeTrans(trans); |
361 | 361 |
} |
362 |
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|
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363 | 363 |
/** |
364 |
*
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364 |
* |
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365 | 365 |
* @param code |
366 | 366 |
*/ |
367 | 367 |
public void changeTrans(String code) { |
368 | 368 |
getCrsProj().changeStrCrs(code); |
369 | 369 |
} |
370 |
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370 |
|
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371 | 371 |
/** |
372 |
*
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372 |
* |
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373 | 373 |
*/ |
374 | 374 |
public String getAbrev() { |
375 | 375 |
return abrev; |
376 | 376 |
} |
377 |
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377 |
|
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378 | 378 |
/** |
379 |
*
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379 |
* |
|
380 | 380 |
* @param code |
381 | 381 |
*/ |
382 | 382 |
protected void setAbrev(String code) { |
383 | 383 |
abrev = code; |
384 | 384 |
} |
385 |
|
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385 |
|
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386 | 386 |
/** |
387 |
*
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387 |
* |
|
388 | 388 |
* @param nom |
389 | 389 |
*/ |
390 | 390 |
public void setName(String nom) { |
391 | 391 |
name = nom; |
392 | 392 |
} |
393 |
|
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393 |
|
|
394 | 394 |
/** |
395 | 395 |
* @return |
396 | 396 |
*/ |
397 | 397 |
public IDatum getDatum() { |
398 |
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398 |
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399 | 399 |
return datum; |
400 | 400 |
} |
401 |
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401 |
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402 | 402 |
/** |
403 | 403 |
* @return |
404 | 404 |
*/ |
405 | 405 |
public CrsWkt getCrsWkt() { |
406 | 406 |
return crsWkt; |
407 | 407 |
} |
408 |
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408 |
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409 | 409 |
/** |
410 |
*
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410 |
* |
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411 | 411 |
* @param wkt |
412 | 412 |
*/ |
413 | 413 |
public void setWKT(String wkt){ |
414 | 414 |
this.wkt = wkt; |
415 | 415 |
} |
416 |
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416 |
|
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417 | 417 |
/** |
418 | 418 |
* @return |
419 | 419 |
*/ |
420 | 420 |
public String getWKT(){ |
421 | 421 |
return this.wkt; |
422 | 422 |
} |
423 |
|
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423 |
|
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424 | 424 |
/** |
425 |
*
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425 |
* |
|
426 | 426 |
* @param params |
427 | 427 |
*/ |
428 | 428 |
public void setTransformationParams(String sourceParams, String targetParams){ |
429 | 429 |
this.sourceTrParams = sourceParams; |
430 | 430 |
this.targetTrParams = targetParams; |
431 | 431 |
} |
432 |
|
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432 |
|
|
433 | 433 |
/** |
434 | 434 |
* Devuelve los parametros de la transformacion del crs fuente |
435 | 435 |
* @return |
... | ... | |
437 | 437 |
public String getSourceTransformationParams() { |
438 | 438 |
return this.sourceTrParams; |
439 | 439 |
} |
440 |
|
|
440 |
|
|
441 | 441 |
/** |
442 | 442 |
* Devuelve los parametros de la transformacion del crs destino |
443 | 443 |
* @return |
... | ... | |
445 | 445 |
public String getTargetTransformationParams() { |
446 | 446 |
return this.targetTrParams; |
447 | 447 |
} |
448 |
|
|
448 |
|
|
449 | 449 |
/** |
450 | 450 |
* @return |
451 | 451 |
*/ |
452 | 452 |
public String getTransformationParams(){ |
453 | 453 |
return this.sourceTrParams; |
454 | 454 |
} |
455 |
|
|
455 |
|
|
456 | 456 |
/** |
457 |
*
|
|
457 |
* |
|
458 | 458 |
* @return |
459 | 459 |
*/ |
460 | 460 |
public CrsProj getCrsProj() { |
... | ... | |
463 | 463 |
crsProj = new CrsProj(getProj4String()); |
464 | 464 |
} catch (CrsException e) { |
465 | 465 |
logger.error("Can't get proj4 string.",e); |
466 |
}
|
|
466 |
} |
|
467 | 467 |
return crsProj; |
468 | 468 |
} |
469 | 469 |
|
... | ... | |
482 | 482 |
*/ |
483 | 483 |
public void drawGrid(Graphics2D g, ViewPortData vp) { |
484 | 484 |
// TODO Auto-generated method stub |
485 |
|
|
485 |
|
|
486 | 486 |
} |
487 | 487 |
|
488 | 488 |
/** |
... | ... | |
504 | 504 |
* @return |
505 | 505 |
*/ |
506 | 506 |
public ICoordTrans getCT(IProjection dest) { |
507 |
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508 |
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507 |
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508 |
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509 | 509 |
try { |
510 | 510 |
if (dest == this) |
511 | 511 |
return null; |
512 | 512 |
COperation operation = null; |
513 |
if(((ICrs)dest).getSourceTransformationParams() != null || ((ICrs)dest).getTargetTransformationParams() != null)
|
|
513 |
if(((ICrs)dest).getSourceTransformationParams() != null || ((ICrs)dest).getTargetTransformationParams() != null) |
|
514 | 514 |
operation = new COperation(this, (ICrs)dest,((ICrs)dest).getTargetTransformationParams(),((ICrs)dest).getSourceTransformationParams()); |
515 | 515 |
else |
516 | 516 |
operation = new COperation(this, (ICrs)dest,sourceTrParams,targetTrParams); |
... | ... | |
519 | 519 |
logger.error("Can't get CoordTrans.",e); |
520 | 520 |
return null; |
521 | 521 |
} |
522 |
|
|
522 |
|
|
523 | 523 |
/* |
524 | 524 |
try { |
525 | 525 |
operation = new COperation(this, (ICrs)dest); |
... | ... | |
527 | 527 |
// TODO Auto-generated catch block |
528 | 528 |
logger.... |
529 | 529 |
} |
530 |
|
|
530 |
|
|
531 | 531 |
if (getTransformationParams()!=null){ |
532 | 532 |
if (isTargetParams()) |
533 | 533 |
operation.setParamsCrsProj(new CrsProj(crsDest.getProj4String()+getTransformationParams()), true); |
534 | 534 |
else |
535 | 535 |
operation.setParamsCrsProj(new CrsProj(getProj4String()+getTransformationParams()), false); |
536 |
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536 |
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537 | 537 |
return operation; |
538 | 538 |
} |
539 |
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540 |
return operation; */
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539 |
|
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540 |
return operation; */ |
|
541 | 541 |
} |
542 |
|
|
542 |
|
|
543 | 543 |
/** |
544 | 544 |
* @param pt |
545 | 545 |
* @return |
... | ... | |
550 | 550 |
double y[] = {pt.getY()}; |
551 | 551 |
double z[] = {0D}; |
552 | 552 |
try { |
553 |
JNIBaseCrs.operate( x , y, z,
|
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553 |
CrsProj.operate( x , y, z,
|
|
554 | 554 |
getCrsProj(),crsBase); |
555 | 555 |
} catch (OperationCrsException e) { |
556 | 556 |
logger.error("Can't convert point to geo.",e); |
... | ... | |
575 | 575 |
* @return |
576 | 576 |
*/ |
577 | 577 |
public boolean isProjected() { |
578 |
return !getCrsProj().isLatlong();
|
|
578 |
return !getCrsProj().isLatlong(); |
|
579 | 579 |
} |
580 | 580 |
|
581 | 581 |
/** |
... | ... | |
602 | 602 |
// } |
603 | 603 |
return scale; |
604 | 604 |
} |
605 |
|
|
605 |
|
|
606 | 606 |
public double getScale(double minX, double maxX, double minY, double maxY, double width, double dpi) { |
607 |
|
|
607 |
|
|
608 | 608 |
double scale = 0D; |
609 | 609 |
double incX = (maxX-minX); |
610 |
|
|
610 |
|
|
611 | 611 |
if (!isProjected()) { |
612 | 612 |
double a = getDatum().getESemiMajorAxis(); |
613 | 613 |
double invF = getDatum().getEIFlattening(); |
614 | 614 |
double meanY = (minY+maxY)/2.0; |
615 | 615 |
double radius = 0.0; |
616 |
|
|
617 |
|
|
616 |
|
|
617 |
|
|
618 | 618 |
if (invF == Double.POSITIVE_INFINITY){ |
619 | 619 |
radius = a; |
620 | 620 |
} |
... | ... | |
624 | 624 |
} |
625 | 625 |
incX *= Math.PI/180.0*radius; |
626 | 626 |
} |
627 |
|
|
627 |
|
|
628 | 628 |
scale = (incX * // metros |
629 | 629 |
(dpi / 2.54 * 100.0)) / // px / metro |
630 | 630 |
width; // pixels |
631 |
|
|
631 |
|
|
632 | 632 |
return scale; |
633 | 633 |
} |
634 |
|
|
634 |
|
|
635 | 635 |
/** |
636 |
*
|
|
636 |
* |
|
637 | 637 |
* @param epsg_cod |
638 | 638 |
*/ |
639 | 639 |
public void setCode(int epsg_cod){ |
... | ... | |
657 | 657 |
sourceParams = sourceTrParams; |
658 | 658 |
if (targetTrParams != null) |
659 | 659 |
targetParams = targetTrParams; |
660 |
|
|
660 |
|
|
661 | 661 |
return getAbrev()+":proj@"+sourceParams+"@"+targetParams; |
662 | 662 |
} |
663 | 663 |
|
... | ... | |
686 | 686 |
Rectangle2D rec=new Rectangle2D.Double(xExtent,yExtent,wExtent,hExtent); |
687 | 687 |
return rec; |
688 | 688 |
} |
689 |
|
|
689 |
|
|
690 | 690 |
private Proj4 getProj4() { |
691 | 691 |
if (proj4 == null) |
692 | 692 |
try { |
... | ... | |
696 | 696 |
} |
697 | 697 |
return proj4; |
698 | 698 |
} |
699 |
|
|
700 |
/**
|
|
701 |
*
|
|
699 |
|
|
700 |
/** |
|
701 |
* |
|
702 | 702 |
* @return Cadena proj4 Correspondiente al CRS. |
703 |
* @throws CrsException
|
|
703 |
* @throws CrsException |
|
704 | 704 |
*/ |
705 | 705 |
public String getProj4String() throws CrsException { |
706 | 706 |
if (proj4String == null) |
707 |
proj4String = getProj4().exportToProj4(this);
|
|
707 |
proj4String = getProj4().exportToProj4(this); |
|
708 | 708 |
return proj4String; |
709 | 709 |
} |
710 |
|
|
710 |
|
|
711 | 711 |
public Object clone() throws CloneNotSupportedException { |
712 | 712 |
return CRSFactory.getCRS( this.getFullCode() ); |
713 | 713 |
} |
714 | 714 |
|
715 | 715 |
public String toString() { |
716 |
return MessageFormat.format("{0}({1},{2})", new Object[] {
|
|
716 |
return MessageFormat.format("{0}({1},{2})", new Object[] { |
|
717 | 717 |
this.getClass().getName(), |
718 | 718 |
this.hashCode(), |
719 | 719 |
this.getFullCode() |
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