Application: gvSIG desktop

package org.gvsig.gpe.kml.binfings.geometries;

import java.io.IOException;

import java.util.ArrayList;

import org.gvsig.gpe.gml.factories.IGeometriesFactory;

import org.gvsig.gpe.kml.KmlTags;

import org.gvsig.gpe.kml.bindings.AbstractComplexBinding;

import org.gvsig.gpe.kml.engine.IReaderFile;

import org.gvsig.gpe.kml.exceptions.KmlBodyParseException;

import org.kxml2.io.KXmlParser;

import org.xmlpull.v1.XmlPullParserException;

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

 *

 * $Id: CoordinatesTypeBinding.java 10637 2007-03-07 08:19:11Z jorpiell $

 * $Log$

 * Revision 1.1  2007-03-07 08:19:10  jorpiell

 * Pasadas las clases de KML de libGPE-GML a libGPE-KML

 *

 * Revision 1.1  2007/02/28 11:48:31  csanchez

 * *** empty log message ***

 *

 * Revision 1.1  2007/02/20 10:53:20  jorpiell

 * A?adidos los proyectos de kml y gml antiguos

 *

 * Revision 1.1  2007/02/12 13:49:18  jorpiell

 * A?adido el driver de KML

 *

 *

 */

/**

 * @author Jorge Piera Llodr? (piera_jor@gva.es)

 */

public class CoordinatesTypeBinding extends AbstractComplexBinding{

        public CoordinatesTypeBinding(IGeometriesFactory gFactory) {

                super(gFactory);                

        }

        public Object parse(IReaderFile reader) throws KmlBodyParseException  {

                boolean endFeature = false;

                int currentTag;

                ArrayList aCoordinates = new ArrayList();

                try {

                        String tag = reader.getName();

                        currentTag = reader.getEventType();

                        while (!endFeature){

                                switch(currentTag){

                                case KXmlParser.START_TAG:

                                        if (tag.compareTo(KmlTags.COORDINATES) == 0){

                                                reader.next();

                                                String[] coordinates = reader.getText().split("\n");

                                                double[] x = new double[coordinates.length];

                                                double[] y = new double[coordinates.length];

                                                double[] z = new double[coordinates.length];

                                                for (int i=0 ; i<coordinates.length ; i++){                                        

                                                        String[] coordinate = coordinates[i].trim().split(KmlTags.COORDINATES_SEPARATOR);

                                                        x[i] = Double.valueOf(coordinate[0]).doubleValue();

                                                        y[i] = Double.valueOf(coordinate[1]).doubleValue();

                                                        z[i] = Double.valueOf(coordinate[2]).doubleValue();

                                                }

                                                aCoordinates.add(x);

                                                aCoordinates.add(y);        

                                                aCoordinates.add(z);        

                                        }

                                        break;

                                case KXmlParser.END_TAG:

                                        if (tag.compareTo(KmlTags.COORDINATES) == 0){                                                

                                                endFeature = true;

                                        }

                                        break;

                                case KXmlParser.TEXT:                                        

                                        break;

                                }

                                if (!endFeature){                                        

                                        currentTag = reader.next();

                                        tag = reader.getName();

                                }

                        }                        

                } catch (XmlPullParserException e) {

                        throw new KmlBodyParseException(e);

                } catch (IOException e) {

                        throw new KmlBodyParseException(e);

                }

                return aCoordinates;        

        }

}