Revision 26368 branches/v2_0_0_prep/extensions/extRasterTools-SE/src/org/gvsig/rastertools/saveraster/operations/RasterizerLayer.java

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RasterizerLayer.java
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import java.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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import org.gvsig.fmap.dal.exception.ReadException;


  		




  
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import org.gvsig.fmap.geom.primitive.DefaultEnvelope;


  		




  
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import org.gvsig.fmap.geom.primitive.Envelope;


  		




  
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import org.gvsig.fmap.mapcontext.DefaultMapContextDrawer;


  		




  
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import org.gvsig.fmap.mapcontext.ViewPort;


  		




  
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import org.gvsig.fmap.mapcontext.layers.FLayers;


  		




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import org.gvsig.fmap.raster.layers.FLyrRasterSE;


  		




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import org.gvsig.gui.beans.incrementabletask.IIncrementable;


  		




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import org.gvsig.raster.dataset.IBuffer;


  		




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import org.gvsig.raster.dataset.IDataWriter;


  		




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import com.hardcode.gdbms.driver.exceptions.ReadDriverException;


  		




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import com.iver.andami.PluginServices;


  		




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import com.iver.andami.messages.NotificationManager;


  		




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import com.iver.cit.gvsig.fmap.DefaultMapContextDrawer;


  		




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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.utiles.swing.threads.Cancellable;


  		




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/**


  		




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 * Sirve datos solicitados por los drivers que salvan a raster. Hereda de


  		




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 * Rasterizer y reescribe el m?todo readData que es el que ser? llamado desde el


  		




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		}


  		




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		viewPortBlock = new ViewPort(vp.getProjection());


  		




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		viewPortBlock.setExtent(ext);


  		




  
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		Envelope env = new DefaultEnvelope(ext.getMinX(), ext.getMinY(), ext.getMaxX(), ext.getMaxY());


  		




  
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		viewPortBlock.setEnvelope(env);


  		




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		viewPortBlock.setImageSize(dimension);


  		




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		viewPortBlock.refreshExtent();


  		




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	}


  		




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		backgroundColor = vp.getBackColor();


  		




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		viewPort = new ViewPort(vp.getProjection());


  		




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		viewPort.setImageSize(vp.getImageSize());


  		




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		viewPort.setExtent(vp.getExtent());


  		




  
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		Rectangle2D ex = vp.getExtent();


  		




  
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		Envelope env = new DefaultEnvelope(ex.getMinX(), ex.getMinY(), ex.getMaxX(), ex.getMaxY());


  		




  
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		viewPortBlock.setEnvelope(env);


  		




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		// Calculo del viewPort del primer bloque


  		




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					firstRead = false;


  		




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				}


  		




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				Cancellable cancel = new Cancellable() {


  		




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					public boolean isCanceled() {


  		




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						return false;


  		




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					}


  		




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					public void setCanceled(boolean canceled) {}


  		




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				};


  		




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				DefaultMapContextDrawer mapContextDrawer = new DefaultMapContextDrawer();


  		




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				mapContextDrawer.setMapContext(flayers.getMapContext());


  		




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				mapContextDrawer.setViewPort(viewPortBlock);


  		




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				mapContextDrawer.draw(flayers, image, g, cancel, flayers.getMapContext().getScaleView());


  		




  
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				mapContextDrawer.draw(flayers, image, g, null, (double)flayers.getMapContext().getScaleView());


  		




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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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					}


  		




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				}


  		




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			} catch (ReadDriverException e) {


  		




  
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			} catch (ReadException e) {


  		




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				NotificationManager.addError("Error en el draw de capa", e);


  		




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			}


  		




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			rasterData = image.getRGB(0, 0, sX, sY, rasterData, 0, sX);


  		












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