Revision 6336 org.gvsig.raster/branches/org.gvsig.raster.2.4/org.gvsig.raster/org.gvsig.raster.gdal/org.gvsig.raster.gdal.provider.legend/src/main/java/org/gvsig/raster/gdal/provider/legend/RasterGdalGetColorInterpretation.java

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RasterGdalGetColorInterpretation.java
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package org.gvsig.raster.gdal.provider.legend;
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import java.awt.Color;


  		




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import java.awt.image.ColorModel;


  		




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import java.awt.image.DirectColorModel;


  		




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import java.awt.image.IndexColorModel;


  		




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import org.gdal.gdal.Band;


  		




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import org.gdal.gdal.ColorTable;


  		




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import org.gdal.gdal.Dataset;


  		




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import org.gdal.gdal.gdal;


  		




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import org.gdal.gdalconst.gdalconst;


  		




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import org.gdal.gdalconst.gdalconstConstants;


  		




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import org.gdal.gdalconst.gdalconstJNI;


  		




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import org.gvsig.fmap.dal.raster.api.RasterStore;


  		




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import org.gvsig.raster.gdal.provider.RasterGdalStoreProvider;


  		




  
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import org.gvsig.raster.gdal.provider.AbstractRasterGdalStoreProvider;


  		




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import org.gvsig.raster.lib.legend.api.ColorInterpretation;


  		




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import org.gvsig.raster.lib.legend.api.RasterLegendLocator;


  		




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import org.gvsig.raster.lib.legend.api.RasterLegendManager;


  		




  ......




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        throws DynMethodException {


  		




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        ColorInterpretation colorInterpretation = null;


  		




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        RasterGdalStoreProvider rasterGdalProvider =


  		




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            (RasterGdalStoreProvider) self;


  		




  
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        AbstractRasterGdalStoreProvider rasterGdalProvider =


  		




  
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            (AbstractRasterGdalStoreProvider) self;


  		




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        RasterLegendManager legendManager =


  		




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            RasterLegendLocator.getRasterLegendManager();


  		




  ......




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                colorInterpretationFromGdal(gdalBand.GetColorInterpretation());


  		




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            bandColorInterpretations[i] = bandColorInterpretion;


  		




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        }


  		




  
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        //FIXME:Intenta suponer cual es la forma correcta de interpretar los colores en funcion del numero de bandas


  		




  
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        //Seguramente haya que arreglarlo cuando haya GUI para que el usuario pueda especificar la forma correcta.


  		




  
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        guessingColorInterpretation(bandColorInterpretations);


  		




  
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        colorInterpretation =


  		




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            legendManager.createColorInterpretation(bandColorInterpretations);


  		




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        return colorInterpretation;


  		




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    }


  		




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    private void guessingColorInterpretation(String[] bandColorInterpretations){


  		




  
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        //FIXME:Intenta suponer cual es la forma correcta de interpretar los colores en funcion del numero de bandas


  		




  
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        //Seguramente haya que arreglarlo cuando haya GUI para que el usuario pueda especificar la forma correcta.


  		




  
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        if (bandColorInterpretations.length==1){


  		




  
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            if (bandColorInterpretations[0].equals(ColorInterpretation.UNDEFINED_BAND)){


  		




  
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                bandColorInterpretations[0]=ColorInterpretation.PALETTE_BAND;


  		




  
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            }


  		




  
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        }


  		




  
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        if (bandColorInterpretations.length==3 || bandColorInterpretations.length>4){


  		




  
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            if (bandColorInterpretations[0].equals(ColorInterpretation.UNDEFINED_BAND)  &&


  		




  
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                bandColorInterpretations[1].equals(ColorInterpretation.UNDEFINED_BAND) &&


  		




  
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                bandColorInterpretations[2].equals(ColorInterpretation.UNDEFINED_BAND) ){


  		




  
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                bandColorInterpretations[0]=ColorInterpretation.RED_BAND;


  		




  
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                bandColorInterpretations[1]=ColorInterpretation.GREEN_BAND;


  		




  
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                bandColorInterpretations[2]=ColorInterpretation.BLUE_BAND;


  		




  
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            }


  		




  
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        }


  		




  
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        if (bandColorInterpretations.length==4){


  		




  
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            if (bandColorInterpretations[0].equals(ColorInterpretation.UNDEFINED_BAND)  &&


  		




  
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                bandColorInterpretations[1].equals(ColorInterpretation.UNDEFINED_BAND) &&


  		




  
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                bandColorInterpretations[2].equals(ColorInterpretation.UNDEFINED_BAND) &&


  		




  
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                bandColorInterpretations[3].equals(ColorInterpretation.UNDEFINED_BAND) ){


  		




  
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                bandColorInterpretations[0]=ColorInterpretation.RED_BAND;


  		




  
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                bandColorInterpretations[1]=ColorInterpretation.GREEN_BAND;


  		




  
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                bandColorInterpretations[2]=ColorInterpretation.BLUE_BAND;


  		




  
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                bandColorInterpretations[3]=ColorInterpretation.ALPHA_BAND;


  		




  
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            }


  		




  
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        }


  		




  
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    }


  		




  
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    /**


  		




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     * Obtiene la cadena que representa el tipo de banda de color. Los tipos posibles son:


  		




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     * <UL>


  		




  ......




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        switch (gdalNameCI) {


  		




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        case "Undefined" :


  		




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            return ColorInterpretation.PALETTE_BAND;


  		




  
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            return ColorInterpretation.UNDEFINED_BAND;


  		




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        case "Gray" :


  		




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            return ColorInterpretation.GRAY_BAND;


  		




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        case "Palette" :


  		












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