root / trunk / libraries / libGPE-GML / src / org / gvsig / gpe / gml / parser / v2 / geometries / CoordinatesTypeBinding.java @ 18773
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package org.gvsig.gpe.gml.parser.v2.geometries; |
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import java.io.IOException; |
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import org.gvsig.gpe.gml.GMLTags; |
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import org.gvsig.gpe.gml.GPEDefaultGmlParser; |
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import org.gvsig.gpe.gml.utils.CompareUtils; |
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import org.kxml2.io.KXmlParser; |
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import org.xmlpull.v1.XmlPullParser; |
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import org.xmlpull.v1.XmlPullParserException; |
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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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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*
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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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*
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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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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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/* CVS MESSAGES:
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*
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* $Id:CoordinatesTypeBinding.java 371 2008-01-10 09:30:19Z jpiera $
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* $Log$
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* Revision 1.3 2007/05/14 09:52:53 jorpiell
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* Nullpointer exception fixed
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*
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* Revision 1.2 2007/05/14 09:31:06 jorpiell
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* Add the a new class to compare tags
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*
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* Revision 1.1 2007/05/07 12:58:42 jorpiell
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* Add some methods to manage the multigeometries
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*
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* Revision 1.1 2007/05/07 07:06:46 jorpiell
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* Add a constructor with the name and the description fields
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*
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*
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*/
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/**
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* It parses a gml:CoordinatesType object. Example:
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* <p>
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* <pre>
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* <code>
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* <coordinates>60.0,60.0 60.0,90.0 90.0,90.0</coordinates>
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* </code>
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* </pre>
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* </p>
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* @author Jorge Piera LLodr? (jorge.piera@iver.es)
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*/
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public class CoordinatesTypeBinding { |
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/**
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* It parses the gml:coordinates tag
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* @param parser
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* The XML parser
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* @param handler
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* The GPE parser that contains the content handler and
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* the error handler
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* @return
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* It retuns a matrix of doubles with 3 columns (x,y,z) and
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* one row for each coordinate.
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* @throws XmlPullParserException
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* @throws IOException
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*/
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public double[][] parse(XmlPullParser parser,GPEDefaultGmlParser handler) throws XmlPullParserException, IOException { |
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boolean endFeature = false; |
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int currentTag;
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String TUPLES_SEPARATOR = GMLTags.GML_DEFAULT_TUPLES_SEPARATOR;
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String COORDINATES_SEPARATOR = GMLTags.GML_DEFAULT_COORDINATES_SEPARATOR;
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String COORDINATES_DECIMAL = GMLTags.GML_DEFAULT_COORDINATES_DECIMAL;
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double[][] aCoordinates = null; |
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for (int i=0 ; i<parser.getAttributeCount() ; i++){ |
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if (parser.getAttributeName(i).compareTo(GMLTags.GML_COORDINATES_DECIMAL) == 0){ |
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COORDINATES_DECIMAL = parser.getAttributeValue(i); |
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}else if (parser.getAttributeName(i).compareTo(GMLTags.GML_COORDINATES_CS) == 0){ |
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COORDINATES_SEPARATOR = parser.getAttributeValue(i); |
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}else if (parser.getAttributeName(i).compareTo(GMLTags.GML_COORDINATES_TS) == 0){ |
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TUPLES_SEPARATOR = parser.getAttributeValue(i); |
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} |
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} |
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String tag = parser.getName();
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currentTag = parser.getEventType(); |
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while (!endFeature){
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switch(currentTag){
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case KXmlParser.START_TAG:
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if (CompareUtils.compareWithOutNamespace(tag,GMLTags.GML_COORDINATES)){
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parser.next(); |
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String[] coordinates = org.gvsig.gpe.gml.utils.StringUtils.splitString(parser.getText().trim(),TUPLES_SEPARATOR); |
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//String[] coordinates = parser.getText().trim().split(TUPLES_SEPARATOR);
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aCoordinates = new double[3][coordinates.length]; |
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for (int i=0 ; i<coordinates.length ; i++){ |
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String[] coordinate = org.gvsig.gpe.gml.utils.StringUtils.splitString(coordinates[i].trim(),COORDINATES_SEPARATOR); |
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//String[] coordinate = coordinates[i].trim().split(COORDINATES_SEPARATOR);
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aCoordinates[0][i] = DoubleTypeBinding.parse(coordinate[0], COORDINATES_DECIMAL); |
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aCoordinates[1][i] = DoubleTypeBinding.parse(coordinate[1], COORDINATES_DECIMAL); |
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if (coordinate.length == 3){ |
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aCoordinates[2][i] = DoubleTypeBinding.parse(coordinate[2], COORDINATES_DECIMAL); |
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}else{
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aCoordinates[2][i] = 0.0; |
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} |
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} |
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} |
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break;
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case KXmlParser.END_TAG:
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if (CompareUtils.compareWithOutNamespace(tag,GMLTags.GML_COORDINATES)){
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endFeature = true;
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} |
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break;
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case KXmlParser.TEXT:
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break;
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} |
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if (!endFeature){
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currentTag = parser.next(); |
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tag = parser.getName(); |
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} |
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} |
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return aCoordinates;
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} |
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} |