Revision 12793 trunk/extensions/extRasterTools-SE/src/org/gvsig/rastertools/geolocation/behavior/TranslateBehavior.java
| TranslateBehavior.java | ||
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import org.gvsig.raster.datastruct.Extent; |
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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.MapControl; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.tools.BehaviorException; |
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} |
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/** |
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* Funci?n de pintado del canvas.Pintamos un marco a la imagen para saber |
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* <P> |
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* Funci?n de pintado del canvas. Pintamos un marco a la imagen para saber |
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* donde la movemos. |
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* </P> |
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* <P> |
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* Para dibujar el marco alrededor del raster hacemos lo mismo que para pintar el raster |
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* rotado. En realidad dibujamos un cuadrado y luego le aplicamos las transformaciones necesarias |
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* para que se vea con la misma forma del raster al que representa. |
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* </P> |
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*/ |
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public void paintComponent(Graphics g) {
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if(isMoveable && lyr != null){
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BufferedImage img = grBehavior.getMapControl().getImage(); |
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ViewPort vp = grBehavior.getMapControl().getMapContext().getViewPort(); |
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if(isMoveable && lyr != null){
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try {
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ViewPort vp = grBehavior.getMapControl().getMapContext().getViewPort(); |
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AffineTransform at = (AffineTransform)lyr.getAffineTransform().clone(); |
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at.preConcatenate(vp.getAffineTransform()); |
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Extent ext = lyr.getMultiRasterDataset().getExtent(); |
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Point2D ini = new Point2D.Double(ptoIni.getX() , ptoIni.getY()); |
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Point2D fin = new Point2D.Double(ptoFin.getX() , ptoFin.getY()); |
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Point2D pt = new Point2D.Double(ext.getULX(), ext.getULY()); |
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vp.getAffineTransform().transform(pt, pt); |
| ... | ... | |
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vp.getAffineTransform().transform(size, size); |
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at.inverseTransform(size, size); |
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double distX = fin.getX() - ini.getX();
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double distY = fin.getY() - ini.getY();
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double distX = ptoFin.getX() - ptoIni.getX();
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double distY = ptoFin.getY() - ptoIni.getY();
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Point2D d = new Point2D.Double(ext.getULX() + distX, ext.getULY() + distY); |
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vp.getAffineTransform().transform(d, d); |
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at.inverseTransform(d, d); |
| ... | ... | |
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g.drawRect((int)pt.getX() + (int)d.getX(), (int)pt.getY() + (int)d.getY(), (int)size.getX(), (int)size.getY()); |
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((Graphics2D)g).transform(at.createInverse()); |
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} catch (NoninvertibleTransformException e1) {
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e1.printStackTrace();
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NotificationManager.addError("No se puede calcular la transformaci?n inversa de alguna esquina del raster", e1);
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} |
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} |
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} |
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