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gvsig-raster / org.gvsig.raster.georeferencing / trunk / org.gvsig.raster.georeferencing / org.gvsig.raster.georeferencing.app / org.gvsig.raster.georeferencing.app.georeferencingclient / src / main / java / org / gvsig / raster / georeferencing / app / georeferencingclient / listener / ViewDialogListener.java @ 1725

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/* gvSIG. Geographic Information System of the Valencian Government
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 *
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 * Copyright (C) 2007-2008 Infrastructures and Transports Department
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 * of the Valencian Government (CIT)
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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 * MA  02110-1301, USA.
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 *
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 */
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package org.gvsig.raster.georeferencing.app.georeferencingclient.listener;
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import java.awt.geom.Point2D;
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import java.awt.geom.Rectangle2D;
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import org.gvsig.fmap.dal.coverage.datastruct.GeoPoint;
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import org.gvsig.raster.georeferencing.app.georeferencingclient.Georeferencing;
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import org.gvsig.raster.georeferencing.swing.GeoreferencingSwingLibrary;
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import org.gvsig.raster.georeferencing.swing.exception.InvalidRequestException;
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import org.gvsig.raster.georeferencing.swing.impl.GeoreferencingSwingImplLibrary;
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import org.gvsig.raster.georeferencing.swing.impl.layer.GCPsGraphicLayer;
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import org.gvsig.raster.georeferencing.swing.impl.layer.GPGraphic;
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import org.gvsig.raster.georeferencing.swing.impl.layer.ZoomCursorGraphicLayer;
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import org.gvsig.raster.georeferencing.swing.impl.tool.PanTool;
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import org.gvsig.raster.georeferencing.swing.impl.tool.SelectPointTool;
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import org.gvsig.raster.georeferencing.swing.impl.tool.ZoomRectangleTool;
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import org.gvsig.raster.georeferencing.swing.view.ToolEvent;
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import org.gvsig.raster.georeferencing.swing.view.ToolListener;
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import org.gvsig.raster.georeferencing.swing.view.ViewEvent;
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import org.gvsig.raster.georeferencing.swing.view.ViewListener;
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import org.gvsig.raster.tools.app.basic.RasterToolsUtil;
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/** 
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 * Listener for views. This listener catches the events of the views 
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 * such as enable tools or  whether the zoom has changed.
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 * 
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 * @author Nacho Brodin (nachobrodin@gmail.com)
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 */
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public class ViewDialogListener implements ViewListener, ToolListener {
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        private Georeferencing app = null;
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        public ViewDialogListener(Georeferencing app) {
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                this.app = app;
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        }
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        public void addingTool(ViewEvent ev) {
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        }
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        public void endDraw(ViewEvent ev) {
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        }
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        public void startDraw(ViewEvent ev) {
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        }
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        /**
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         * Cuando cambia el zoom de alguna vista hay que recalcular la posici?n
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         * del cursor de zoom
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         */
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        public void zoomViewChanged(ViewEvent ev) {
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                Rectangle2D ext = null;
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                try {
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                        if(app.getZoomRasterRequestManager() != null) {
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                                ext = app.getViewRaster().getCursorAdjustedWorldCoordinates(app.getZoomRaster().getCanvasWidth(), app.getZoomRaster().getCanvasHeight());
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                                app.getZoomRasterRequestManager().request(ext);
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                        }
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                        if(app.getDataModel().getType() == Georeferencing.WITH_MAP && app.getZoomMapRequestManager() != null) {
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                                ext = app.getViewMap().getCursorAdjustedWorldCoordinates(app.getZoomMap().getCanvasWidth(), app.getZoomMap().getCanvasHeight());
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                                app.getZoomMapRequestManager().request(ext);
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                        }
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                }catch(InvalidRequestException ex) {
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                        GeoreferencingSwingImplLibrary.messageBoxError("error_set_view", null, ex);
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                }
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        }
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        /**
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         * Controla los eventos de finalizaci?n de la capa con el 
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         * cursor gr?fico que controla el ?rea de la miniimagen asociada y
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         * la terminaci?n de la operaci?n de mover punto
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         */
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        public void endAction(ToolEvent ev) {
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                if(!Georeferencing.enableTableEvent)
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                        return;
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                Georeferencing.enableTableEvent = false;
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                try {
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                        //-----------------
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                        //Operaci?n de zoom
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                        if(ev.getSource() instanceof ZoomCursorGraphicLayer) {
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                                try {        
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                                        Rectangle2D ext = null;
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                                        if(app.getViewRaster() != null) {
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                                                ext = app.getViewRaster().getCursorAdjustedWorldCoordinates(app.getZoomRaster().getCanvasWidth(), app.getZoomRaster().getCanvasHeight());
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                                                app.getZoomRasterRequestManager().request(ext);
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                                        }
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                                        if(app.getViewMap() != null) {
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                                                ext = app.getViewMap().getCursorAdjustedWorldCoordinates(app.getZoomMap().getCanvasWidth(), app.getZoomMap().getCanvasHeight());
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                                                app.getZoomMapRequestManager().request(ext);
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                                        }
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                                } catch (InvalidRequestException e1) {
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                                        GeoreferencingSwingImplLibrary.messageBoxError("error_setview_preview", null, e1);
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                                }
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                        }
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                        //-----------
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                        //Mover punto
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                        if(ev.getSource() instanceof GCPsGraphicLayer) {
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                                //buttonsListener.setEnableTableEvent(false);
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                                //Se redibujan, se obtienen las coordenadas del punto y se actualiza la tabla
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                                if(app.getSyncViews() != null)
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                                        app.getSyncViews().redrawPoints();
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                                GPGraphic gPoint = ((GCPsGraphicLayer)ev.getSource()).getLastPoint();
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                                Point2D pRaster = gPoint.getGeoPoint().getPixelPoint();
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                                Point2D pMap = gPoint.getGeoPoint().getMapPoint();
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                                try {
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                                        app.getTableWrapper().updatePoint(new Double(pMap.getX()), 
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                                                        new Double(pMap.getY()), 
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                                                        new Double(pRaster.getX()), 
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                                                        new Double(pRaster.getY()), 
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                                                        gPoint.getGeoPoint().getNumber());
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                                        app.getTableWrapper().getTable().getJTable().setRowSelectionInterval(gPoint.getGeoPoint().getNumber(), gPoint.getGeoPoint().getNumber());
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                                } catch (ArrayIndexOutOfBoundsException e) {
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                                        RasterToolsUtil.messageBoxError("no_rows_selected", app.getTableWrapper().getTable(), e);
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                                }
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                                if(app.getDataModel().isCenterView())
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                                        app.getSyncViews().centerToPoint(gPoint.getGeoPoint().getNumber());
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                                //buttonsListener.setEnableTableEvent(true);
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                        }
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                        //------------------
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                        //Selecci?n de punto
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                        if(ev.getSource() instanceof SelectPointTool) {
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                                try {
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                                        //Se obtiene el punto seleccionado, se actualiza la tabla y se redibujan
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                                        int nPoint = app.getTableWrapper().getTable().getSelectedRows()[0];
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                                        GeoPoint gp = app.getSyncViews().getPointByNumber(nPoint);
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                                        if(((SelectPointTool)ev.getSource()).getParentView() == app.getViewRaster() || 
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                                                        ((SelectPointTool)ev.getSource()).getParentView() == app.getZoomRaster()) {
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                                                Point2D[] p = (Point2D[])((SelectPointTool)ev.getSource()).getResult();
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                                                app.getTableWrapper().updateRasterPoint(new Double(p[1].getX()), new Double(p[1].getY()), nPoint);
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                                                if(gp != null) {
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                                                        gp.setPixelPoint(p[1]);
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                                                        app.getSyncViews().redrawPoints();
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                                                }
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                                        }
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                                        if(((SelectPointTool)ev.getSource()).getParentView() == app.getViewMap() || 
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                                                        ((SelectPointTool)ev.getSource()).getParentView() == app.getZoomMap()) {
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                                                Point2D[] p = (Point2D[])((SelectPointTool)ev.getSource()).getResult();
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                                                app.getTableWrapper().updateMapPoint(new Double(p[1].getX()), new Double(p[1].getY()), nPoint);
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                                                if(gp != null) {
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                                                        gp.setMapPoint(p[1]);
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                                                        app.getSyncViews().redrawPoints();
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                                                }
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                                        }
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                                        if(app.getDataModel().isCenterView())
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                                                app.getSyncViews().centerToPoint(nPoint);
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                                } catch (ArrayIndexOutOfBoundsException e) {
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                                        RasterToolsUtil.messageBoxError("no_rows_selected", app.getTableWrapper().getTable(), e);
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                                }
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                        }
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                } finally {
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                        Georeferencing.enableTableEvent = true;        
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                }
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        }
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        public void offTool(ToolEvent ev) {
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                //-----------------
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                //Operaci?n de zoom
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                if(ev.getSource() instanceof ZoomCursorGraphicLayer) {
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                        app.getSyncViews().setActiveLayerPoints(true);
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                        app.getSyncViews().awakeActiveTools();
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                        return;
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                }
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                //-----------
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                //Mover punto
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                if(ev.getSource() instanceof GCPsGraphicLayer) {
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                        app.getSyncViews().setActiveLayerZoomCursor(true);
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                        app.getSyncViews().awakeActiveTools();
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                        return;
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                }
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                //Selecci?n de punto
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                /*if(ev.getSource() instanceof SelectPointTool) {
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                }
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                //Selecci?n de zoom ventana
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                if(ev.getSource() instanceof ZoomRectangleTool) {
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                }*/
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        }
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        /**
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         *  <P>
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         *  Controla las prioridades de eventos sobre la vista en las herramientas y capas de selecci?n.
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         *  Esto es necesario para que no se mezclen eventos entre capas.
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         *  <P></P>
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         *  Prioridades:
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         *  </P>
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         *  <UL>
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         *  <LI>Capa de ZoomCursorGraphicLayer</LI>
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         *  <LI>Capa de GCPsGraphicLayer</LI>
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         *  <LI>Tool de selecci?n de zoom rectangulo</LI>
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         *  <LI>Tool de selecci?n de puntos</LI>
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         *  </UL>
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         */
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        public void onTool(ToolEvent ev) {
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                //---------------------------
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                //Operaci?n de cursor de zoom 
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                if(ev.getSource() instanceof ZoomCursorGraphicLayer) {
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                        app.getSyncViews().setActiveLayerPoints(false);
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                        app.getSyncViews().sleepActiveTools();
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                        return;
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                }
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                //-----------
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                //Mover punto
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                if(ev.getSource() instanceof GCPsGraphicLayer) {
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                        app.getSyncViews().setActiveLayerZoomCursor(false);
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                        app.getSyncViews().sleepActiveTools();
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                        return;
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                }
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                //------------------
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                //Selecci?n de punto
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                if(ev.getSource() instanceof SelectPointTool) {
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                        if(app.getDataModel().getType() == Georeferencing.WITH_MAP) {
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                                app.getViewMap().selectTool(GeoreferencingSwingLibrary.ZOOM_RECTANGLE_TOOL, false);
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                                app.getViewMap().selectTool(GeoreferencingSwingLibrary.PAN_TOOL, false);
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                                app.getViewMap().setSelectZoomAreaButtonSelected(false);
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                                app.getViewMap().setMoveButtonSelected(false);
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                        }
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                        app.getViewRaster().selectTool(GeoreferencingSwingLibrary.ZOOM_RECTANGLE_TOOL, false);
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                        app.getViewRaster().selectTool(GeoreferencingSwingLibrary.PAN_TOOL, false);
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                        app.getViewRaster().setSelectZoomAreaButtonSelected(false);
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                        app.getViewRaster().setMoveButtonSelected(false);
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                }
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                //-------------------------
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                //Selecci?n de zoom ventana
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                if(ev.getSource() instanceof ZoomRectangleTool) {
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                        if(app.getDataModel().getType() == Georeferencing.WITH_MAP) {
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                                app.getViewMap().selectTool(GeoreferencingSwingLibrary.SELECT_POINT_TOOL, false);
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                                app.getViewMap().selectTool(GeoreferencingSwingLibrary.PAN_TOOL, false);
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                                app.getViewMap().setMoveButtonSelected(false);
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                        }
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                        app.getViewRaster().selectTool(GeoreferencingSwingLibrary.SELECT_POINT_TOOL, false);
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                        app.getViewRaster().selectTool(GeoreferencingSwingLibrary.PAN_TOOL, false);
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                        app.getViewRaster().setMoveButtonSelected(false);
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                        app.getGeorefControlPanel().getToolSelectPointButton().setSelected(false);
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                }
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                //---------------------------
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                //Selecci?n de desplazamiento
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                if(ev.getSource() instanceof PanTool) {
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                        if(app.getDataModel().getType() == Georeferencing.WITH_MAP) {
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                                app.getViewMap().selectTool(GeoreferencingSwingLibrary.SELECT_POINT_TOOL, false);
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                                app.getViewMap().selectTool(GeoreferencingSwingLibrary.ZOOM_RECTANGLE_TOOL, false);
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                                app.getViewMap().setSelectZoomAreaButtonSelected(false);
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                        }
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                        app.getViewRaster().selectTool(GeoreferencingSwingLibrary.SELECT_POINT_TOOL, false);
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                        app.getViewRaster().selectTool(GeoreferencingSwingLibrary.ZOOM_RECTANGLE_TOOL, false);
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                        app.getViewRaster().setSelectZoomAreaButtonSelected(false);
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                        app.getGeorefControlPanel().getToolSelectPointButton().setSelected(false);
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                }
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        }
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}