/trunk/libraries/libGPE-KML/src/org/gvsig/gpe/kml/writer/v21/geometries/LatLonAltBoxWriter.java - | gvSIG desktop 1 - gvSIG

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       package org.gvsig.gpe.kml.writer.v21.geometries;
       import java.io.IOException;
       import org.gvsig.gpe.kml.utils.Kml2_1_Tags;
       import org.gvsig.gpe.kml.writer.GPEKmlWriterHandlerImplementor;
       import org.gvsig.gpe.writer.ICoordinateSequence;
       import org.gvsig.gpe.xml.stream.IXmlStreamWriter;
       /* 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: LatLonAltBoxWriter.java 361 2008-01-10 08:41:21Z jpiera $
        * $Log$
        * Revision 1.3  2007/05/16 09:30:09  jorpiell
        * the writting methods has to have the errorHandler argument
+       *
        * Revision 1.2  2007/05/09 08:36:23  jorpiell
        * Add the bbox to the layer
+       *
        * Revision 1.1  2007/05/08 07:53:08  jorpiell
        * Add comments to the writers
+       *
+       *
        */
       /**
        * This class writes a LatLonAltBox Kml tag. Example:
        * <p>
        * <pre>
        * <code>
        * &lt;LatLonAltBox&gt;
        * &lt;north&gt;43.374&lt;/north&gt;
        * &lt;south&gt;42.983&lt;/south&gt;
        * &lt;east&gt;-0.335&lt;/east&gt;
        * &lt;west&gt;-1.423&lt;/west&gt;
        * &lt;minAltitude&gt;0&lt;/minAltitude&gt;
        * &lt;maxAltitude&gt;0&lt;/maxAltitude&gt;
        * &lt;/LatLonAltBox&gt;
        * </code>
        * </pre>
        * </p>
        * @author Jorge Piera LLodr? (jorge.piera@iver.es)
        * @see http://code.google.com/apis/kml/documentation/kml_tags_21.html#latlonaltbox
        */
       public class LatLonAltBoxWriter {
               /**
                * It writes the LatLonAltBox init tag and its fields
                * @param writer
                * Writer to write the labels
                * @param handler
                * The writer handler implementor
                * @param coords
                * A coordinates iterator.
                * @throws IOException
                */
               public void start(IXmlStreamWriter writer, GPEKmlWriterHandlerImplementor handler,
                               ICoordinateSequence coords) throws IOException{
                       double[] minBuffer = new double[coords.iterator().getDimension()];
                       double[] maxBuffer = new double[coords.iterator().getDimension()];
                       //TODO what happends if the length is < 3!!! If the iterator only has 1 element
                       if (coords.iterator().hasNext()){
                               coords.iterator().next(minBuffer);
+                      }
                       if (coords.iterator().hasNext()){
                               coords.iterator().next(maxBuffer);
+                      }
                       writer.writeStartElement(Kml2_1_Tags.LATLONALTBOX);
                       writer.writeStartElement(Kml2_1_Tags.NORTH);
                       writer.writeValue(maxBuffer[1]);
                       writer.writeEndElement();
                       writer.writeStartElement(Kml2_1_Tags.SOUTH);
                       writer.writeValue(minBuffer[1]);
                       writer.writeEndElement();
                       writer.writeStartElement(Kml2_1_Tags.EAST);
                       writer.writeValue(maxBuffer[0]);
                       writer.writeEndElement();
                       writer.writeStartElement(Kml2_1_Tags.WEST);
                       writer.writeValue(minBuffer[0]);
                       writer.writeEndElement();
                       writer.writeStartElement(Kml2_1_Tags.MINALTITUDE);
                       writer.writeValue(minBuffer[2]);
                       writer.writeEndElement();
                       writer.writeStartElement(Kml2_1_Tags.MAXALTITUDE);
                       writer.writeValue(maxBuffer[2]);
                       writer.writeEndElement();
+              }
               /**
               /**
                * It writes the LatLonAltBox end tag and its fields
                * @param writer
                * Writer to write the labels
                * @param handler
                * The writer handler implementor
                * @throws IOException
                */
               public void end(IXmlStreamWriter writer, GPEKmlWriterHandlerImplementor hanlder) throws IOException{
                       writer.writeEndElement();
+              }
+      }