Revision 2167 branches/gvSIG_GisPlanet/applications/appgvSIG/src/com/iver/cit/gvsig/RasterizerLayer.java
| RasterizerLayer.java | ||
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import java.awt.Graphics2D; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.util.ArrayList; |
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import javax.swing.JProgressBar; |
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import org.cresques.io.Rasterizer; |
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import org.cresques.io.raster.RasterBuf; |
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import org.cresques.io.raster.RasterStats; |
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import org.cresques.io.raster.RasterStats.History; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.iver.cit.gvsig.fmap.MapControl; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.layers.FLayers; |
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import com.iver.cit.gvsig.fmap.layers.FLyrRaster; |
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import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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/** |
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private Color backgroundColor = null; |
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private JProgressBar progressBar = null; |
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private double incrProgressBar = 0; |
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private boolean firstRead = true; |
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private int nBlocks = 0; |
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/** |
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* Calculo del viewPort |
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* @param vp |
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calcViewPort(viewPort); |
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int nBlocks = (int)(vp.getImageHeight()/sizeBlock);
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nBlocks = (int)(vp.getImageHeight()/sizeBlock); |
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incrProgressBar = 100.0/((double)nBlocks); |
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System.out.println("===>NBLOCKS="+nBlocks+" INCR="+incrProgressBar);
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//System.out.println("===>NBLOCKS="+nBlocks+" INCR="+incrProgressBar);
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//Tama?o de ?ltimo bloque en pixeles |
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lastBlock = Math.round(vp.getImageHeight()-(nBlocks*sizeBlock)); |
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g.setColor(backgroundColor); |
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g.fillRect(0, 0, viewPortBlock.getImageWidth(), viewPortBlock.getImageHeight()); |
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try{
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//Si es la primera lectura salvamos los valores de m?ximo y m?nimo para la aplicaci?n |
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//de realce si la imagen es de 16 bits. |
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if(firstRead){
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for(int i=0;i<flayers.getLayersCount();i++){
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if(flayers.getLayer(i) instanceof FLyrRaster){
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FLyrRaster raster = (FLyrRaster)flayers.getLayer(i); |
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if( raster.getSource().getDataType() == RasterBuf.TYPE_SHORT || |
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raster.getSource().getDataType() == RasterBuf.TYPE_USHORT){
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RasterStats stats = raster.getSource().getFilterStack().getStats(); |
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stats.history.add(stats.new History(raster.getName(), stats.minBandValue, stats.maxBandValue, stats.secondMinBandValue, stats.secondMaxBandValue)); |
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} |
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} |
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} |
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firstRead = false; |
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} |
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flayers.draw(img, g, viewPortBlock,new Cancellable() {
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public boolean isCanceled() {
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return false; |
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} |
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}); |
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//Si es el ?ltimo bloque vaciamos el historial de m?ximos y m?nimos |
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if((contBlocks+1)==nBlocks){
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for(int i=0;i<flayers.getLayersCount();i++){
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if(flayers.getLayer(i) instanceof FLyrRaster){
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FLyrRaster raster = (FLyrRaster)flayers.getLayer(i); |
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if( raster.getSource().getDataType() == RasterBuf.TYPE_SHORT || |
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raster.getSource().getDataType() == RasterBuf.TYPE_USHORT){
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raster.getSource().getFilterStack().getStats().history.clear(); |
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RasterStats stats = raster.getSource().getFilterStack().getStats(); |
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} |
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} |
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} |
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} |
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}catch (DriverException e) {
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e.printStackTrace(); |
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} |
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