Revision 2331 org.gvsig.raster.tools/branches/org.gvsig.raster.tools_dataaccess_refactoring/org.gvsig.raster.tools.app.basic/src/main/java/org/gvsig/raster/tools/app/basic/raster/bean/previewbase/RasterDataSourcePreview.java

View differences:

RasterDataSourcePreview.java
26 26 
import java.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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import org.cresques.cts.IProjection;


  		




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import org.gvsig.fmap.dal.coverage.datastruct.Extent;


  		




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import org.gvsig.fmap.dal.exception.ReadException;


  		




  
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import org.gvsig.fmap.geom.Geometry.SUBTYPES;


  		




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import org.gvsig.fmap.geom.GeometryLocator;


  		




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import org.gvsig.fmap.geom.GeometryManager;


  		




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import org.gvsig.fmap.geom.Geometry.SUBTYPES;


  		




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import org.gvsig.fmap.geom.exception.CreateEnvelopeException;


  		




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


  		




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import org.gvsig.fmap.mapcontext.ViewPort;


  		




  ......




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 * Source for a preview using a raster layer 


  		




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 * @author Nacho Brodin nachobrodin@gmail.com


  		




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 */


  		




  
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@SuppressWarnings("deprecation")


  		




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public class RasterDataSourcePreview implements DataSourcePreview {


  		




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	private FLyrRaster              lyr               = null;


  		




  
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	private IProjection             viewProjection    = null;


  		




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	private static GeometryManager  geomManager       = GeometryLocator.getGeometryManager();


  		




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	private static final Logger     logger            = LoggerFactory.getLogger(RasterDataSourcePreview.class);


  		




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	public RasterDataSourcePreview(FLyrRaster lyr) {


  		




  
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	public RasterDataSourcePreview(FLyrRaster lyr, IProjection proj) {


  		




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		this.lyr = lyr;


  		




  
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		this.viewProjection = proj;


  		




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	}


  		




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	public void closePreviewLayer() {


  		




  ......




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	public DataSourcePreview cloneDataSourcePreview() {


  		




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		if(lyr != null) {


  		




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			try {


  		




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				return new RasterDataSourcePreview((FLyrRaster)lyr.cloneLayer());


  		




  
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				IProjection viewProj = null;


  		




  
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				if(lyr.getMapContext() != null)


  		




  
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					viewProj = lyr.getMapContext().getProjection();


  		




  
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				return new RasterDataSourcePreview((FLyrRaster)lyr.cloneLayer(), viewProj);


  		




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			} catch (Exception e) {


  		




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			}


  		




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		}


  		




  ......




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			lyr.getRender().getFilterList().pushStatus();


  		




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	}


  		




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	public void draw(BufferedImage image, Graphics2D g, double[] coords, int w, int h, Cancellable cancel, double scale) throws ImageUnavailableException {


  		




  
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	public void draw(BufferedImage image, 


  		




  
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			Graphics2D g, 


  		




  
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			double[] coords, 


  		




  
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			int w, 


  		




  
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			int h, 


  		




  
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			Cancellable cancel, 


  		




  
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			double scale) throws ImageUnavailableException {


  		




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		try {


  		




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			// Inicializo el ViewPort


  		




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			ViewPort vp = new ViewPort(null);


  		




  
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			ViewPort vp = new ViewPort(viewProjection);


  		




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			Envelope env;


  		




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			try {


  		




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				env = geomManager.createEnvelope(coords[0], coords[3], coords[2], coords[1], SUBTYPES.GEOM2D);


  		












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