Revision 11076 trunk/libraries/libRaster/src/org/gvsig/raster/dataset/io/EcwDriver.java

View differences:

EcwDriver.java
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import com.ermapper.ecw.JNCSInvalidSetViewException;
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import com.ermapper.ecw.JNCSProgressiveUpdate;
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import es.gva.cit.jgdal.GdalException;


  		




  
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/**


  		




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 * Driver de Ecw


  		




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 * 


  		




  ......




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	 * @param fName Nombre del fichero ecw


  		




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	 * @throws NotSupportedExtensionException


  		




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	 */


  		




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	public EcwDriver(IProjection proj, String fName)throws NotSupportedExtensionException {


  		




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		 super(proj, fName);


  		




  
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	public EcwDriver(IProjection proj, Object param)throws NotSupportedExtensionException {


  		




  
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		 super(proj, ((String)param));


  		




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	     extent = new Extent();


  		




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	     try {


  		




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	    	 if (!new File(fName).exists() && !fName.startsWith("ecwp:"))


  		




  
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	    	 if (!new File(((String)param)).exists() && !((String)param).startsWith("ecwp:"))


  		




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	    		 throw new NotSupportedExtensionException("Extension not supported");


  		




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	    	 file = new JNCSFile(fName, false);


  		




  
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	    	 file = new JNCSFile(((String)param), false);


  		




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	    	 load();


  		




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	    	 //readGeoInfo(fName);


  		




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	    	 bandCount = file.numBands;


  		




  ......




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	 * Calcula la bounding box en la que est? metido el raster teniendo en cuenta


  		




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	 * el tama?o de pixel y la rotaci?n. 


  		




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	 */


  		




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	private void boundingBoxWithoutRotation(){


  		




  
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	private void boundingBoxWithoutRotation() {


  		




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		double ox = file.originX;


  		




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		double oy = file.originY;


  		




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		double resx = file.cellIncrementX;


  		




  ......




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	 * @param nHeight Alto en pixeles del buffer


  		




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	 * @return desplazamiento dentro del buffer en X e Y


  		




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	 */ 


  		




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	private int[] calcStepBuffer(Extent dataExtent, int nWidth, int nHeight, int[] stpBuffer){


  		




  
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	private int[] calcStepBuffer(Extent dataExtent, int nWidth, int nHeight, int[] stpBuffer) {


  		




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    	Extent imageExtent = new Extent(bBoxWithoutRot.minX, bBoxWithoutRot.minY, bBoxWithoutRot.maxX, bBoxWithoutRot.maxY);


  		




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    	Extent ajustDataExtent = RasterUtilities.calculateAdjustedView(dataExtent, imageExtent);


  		




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    	if(!RasterUtilities.compareExtents(dataExtent, ajustDataExtent)){


  		




  
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    	if(!RasterUtilities.compareExtents(dataExtent, ajustDataExtent)) {


  		




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    		Point2D p1 = worldToRaster(new Point2D.Double(ajustDataExtent.minX(), ajustDataExtent.maxY()));


  		




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    		Point2D p2 = worldToRaster(new Point2D.Double(ajustDataExtent.maxX(), ajustDataExtent.minY()));


  		




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    		Point2D p3 = worldToRaster(new Point2D.Double(dataExtent.minX(), dataExtent.maxY()));


  		












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