Revision 6220 org.gvsig.raster/branches/org.gvsig.raster.2.4/org.gvsig.raster/org.gvsig.raster.lib/org.gvsig.raster.lib.buffer/org.gvsig.raster.lib.buffer.impl/src/main/java/org/gvsig/raster/lib/buffer/impl/PaginatedBandDouble.java

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PaginatedBandDouble.java
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 */
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public class PaginatedBandDouble extends AbstractPaginatedBand implements BandDouble {
17 17 

  		




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    private DoubleBuffer specificData;


  		




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    /**


  		




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     * @param rows


  		




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     * @param columns


  		




  ......




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     */


  		




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    public PaginatedBandDouble(int rows, int columns, NoData noData, BandPageManager pageManager) {


  		




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        super(rows, columns, noData, pageManager);


  		




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        specificData = data.asDoubleBuffer();


  		




  
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        data = DoubleBuffer.allocate(rowsPerPage * columns);


  		




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    }


  		




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    @Override


  		




  ......




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        for(int row=0; row<this.rows; row+=this.rowsPerPage){


  		




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            loadPage(row);


  		




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            Arrays.fill(specificData.array(), (double) value);


  		




  
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            Arrays.fill((double[])data.array(), (double) value);


  		




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        }


  		




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    }


  		




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    @Override


  		




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    public double getValue(int row, int column) {


  		




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        loadPage(row);


  		




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        return specificData.get( ((row-firstRowOfPage)*this.columns) + column);


  		




  
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        return ((DoubleBuffer) data).get( ((row-firstRowOfPage)*this.columns) + column);


  		




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    }


  		




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    @Override


  		




  ......




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    protected void doSetValue(int row, int column, double value) {


  		




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        loadPage(row);


  		




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        specificData.put(((row-firstRowOfPage)*this.columns) + column, value);


  		




  
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        ((DoubleBuffer) data).put(((row-firstRowOfPage)*this.columns) + column, value);


  		




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    }


  		




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    @Override


  		




  ......




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    @Override


  		




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    public void fetchRow(int row, Object rowBuffer) {


  		




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        loadPage(row);


  		




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        double[] source = (double[]) ((java.nio.Buffer)specificData).array();


  		




  
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        double[] source = (double[]) data.array();


  		




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        double[] target = (double[]) rowBuffer;


  		




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        System.arraycopy(source, (row-firstRowOfPage)*this.columns, target, 0, this.columns);


  		




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    }


  		




  ......




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    protected void doPutRow(int row, Object rowBuffer) {


  		




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        loadPage(row);


  		




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        double[] source = (double[]) rowBuffer;


  		




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        double[] target = (double[]) ((java.nio.Buffer)specificData).array();


  		




  
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        double[] target = (double[]) data.array();


  		




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        System.arraycopy(source, 0, target, (row-firstRowOfPage)*this.columns, this.columns);


  		




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    }


  		




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}


  		












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