Revision 11485 trunk/libraries/libGPE-KML/src/org/gvsig/gpe/kml/bindings/geometries/LinearRingBinding.java

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LinearRingBinding.java
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 *
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 * $Id$
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 * $Log$
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 * Revision 1.2  2007-04-14 16:08:07  jorpiell
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 * Revision 1.3  2007-05-08 08:22:37  jorpiell
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 * Add comments to create javadocs
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 *
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 * Revision 1.2  2007/04/14 16:08:07  jorpiell
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 * Kml writing support added
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 *
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 * Revision 1.1  2007/04/13 13:16:21  jorpiell
......
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 *
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 */
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/**
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 * It parses the linearRing KML tag. Example:
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 * <p>
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 * <pre>
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 * <code>
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 * &lt;LinearRing&gt;
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 * &lt;coordinates&gt;0.0,0.0 100.0,0.0 50.0,100.0 0.0,0.0&lt;/coordinates&gt;
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 * &lt;/LinearRing&gt;
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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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 * @see http://code.google.com/apis/kml/documentation/kml_tags_21.html#linearring
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 */
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public class LinearRingBinding {
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	public static double[][] parse(XmlPullParser parser,GPEKmlParser handler) throws KmlBodyParseException {
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	/**


  		




  
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	 * It parses the linearRing 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 IOException 


  		




  
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	 * @throws XmlPullParserException 


  		




  
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	 * @throws XmlPullParserException


  		




  
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	 * @throws IOException


  		




  
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	 */


  		




  
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	public static double[][] parse(XmlPullParser parser,GPEKmlParser handler) throws XmlPullParserException, IOException {


  		




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		boolean endFeature = false;


  		




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		int currentTag;


  		




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		double[][] coordinates = null;


  		




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		try {


  		




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


  		




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						coordinates = CoordinatesTypeBinding.parse(parser, handler);


  		




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					}


  		




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					break;


  		




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				case KXmlParser.END_TAG:


  		




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


  		




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


  		




  
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					coordinates = CoordinatesTypeBinding.parse(parser, handler);


  		




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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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				break;


  		




  
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			case KXmlParser.END_TAG:


  		




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


  		




  
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					endFeature = true;


  		




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				}


  		




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			}			


  		




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		} catch (XmlPullParserException e) {


  		




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			throw new KmlBodyParseException(e);


  		




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		} catch (IOException e) {


  		




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			throw new KmlBodyParseException(e);


  		




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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 coordinates;


  		




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	}


  		




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}


  		












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