Revision 11182 trunk/libraries/libRaster/src/org/gvsig/raster/dataset/properties/DatasetListHistogram.java

View differences:

DatasetListHistogram.java
54 54 
	 * @return histograma
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	 */
56 56 
	public Histogram getHistogram()throws FileNotOpenException, RasterDriverException{
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		if(multiDataset != null) {
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		if (multiDataset != null) {
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			//Obtenemos los histogramas de cada dataset
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			Histogram[] hList = new Histogram[multiDataset.getDatasetCount()];
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			double max = Double.MIN_VALUE;
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			double min = Double.MAX_VALUE;
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			for (int i = 0; i < hList.length; i++) {
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				hList[i] = multiDataset.getDataset(i).getHistogram().getHistogram();
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				if (max < multiDataset.getDataset(i).getHistogram().getMaximum())
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					max = multiDataset.getDataset(i).getHistogram().getMaximum();
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				if (min > multiDataset.getDataset(i).getHistogram().getMinimum())
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					min = multiDataset.getDataset(i).getHistogram().getMinimum();
62 68 
				if (isCanceled() || (hList[i] == null))
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					return null;
64 70 
			}
65
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			if(hList[0].getNumBands() == 0)
71 

  		




  
  72
  
    
			if (hList[0].getNumBands() == 0)


  		




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				return null;


  		




  68
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			histogram = new Histogram(multiDataset.getBandCount(), hList[0].getNumValues(), min, max);


  		




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  70
  
  
    
			histogram = new Histogram(multiDataset.getBandCount(), hList[0].getNumValues());


  		




  71
  
  
    
			


  		




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			int band = 0;


  		




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			for (int iDataset = 0; iDataset < hList.length; iDataset++) {


  		




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				for (int iBand = 0; iBand < hList[iDataset].getNumBands(); iBand++) {


  		




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					for (int iPxValue = 0; iPxValue < hList[iDataset].getBandLenght(iBand); iPxValue ++) {


  		




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						if (isCanceled()) 


  		




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							return null;


  		




  78
  
  
    
						histogram.setHistogramValue(band, iPxValue, hList[iDataset].getHistogramValue(iBand, iPxValue));


  		




  
  83
  
    
						histogram.setHistogramValueByPos(band, iPxValue, (long) hList[iDataset].getHistogramValueByPos(iBand, iPxValue));


  		




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					}


  		




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					band ++;


  		




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				}	


  		












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