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root / trunk / extensions / extGeoreferencing / src / com / iver / cit / gvsig / gui / toolListeners / GeorefPointSelectorListener.java @ 3195

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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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 *
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 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.
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 *
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 * For more information, contact:
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 *
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 *  Generalitat Valenciana
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 *   Conselleria d'Infraestructures i Transport
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 *   Av. Blasco Ib??ez, 50
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 *   46010 VALENCIA
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 *   SPAIN
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 *
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 *      +34 963862235
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 *   gvsig@gva.es
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 *      www.gvsig.gva.es
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 *
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 *    or
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 *
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 *   IVER T.I. S.A
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 *   Salamanca 50
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 *   46005 Valencia
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 *   Spain
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 *
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 *   +34 963163400
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 *   dac@iver.es
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 */
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package com.iver.cit.gvsig.gui.toolListeners;
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import java.awt.Component;
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import java.awt.geom.Point2D;
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import javax.swing.JOptionPane;
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import com.iver.andami.PluginServices;
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import com.iver.cit.gvsig.fmap.DriverException;
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import com.iver.cit.gvsig.fmap.ViewPort;
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import com.iver.cit.gvsig.fmap.layers.FLayer;
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import com.iver.cit.gvsig.fmap.layers.FLyrGeoRaster;
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import com.iver.cit.gvsig.fmap.layers.FLyrPoints;
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import com.iver.cit.gvsig.fmap.tools.BehaviorException;
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import com.iver.cit.gvsig.fmap.tools.GeorefPointerListenerImpl;
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import com.iver.cit.gvsig.fmap.tools.Events.PointEvent;
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import com.iver.cit.gvsig.gui.View;
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import com.iver.cit.gvsig.gui.Dialogs.GeoreferencingDialog;
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import com.iver.cit.gvsig.gui.Panels.SelectFilePanel;
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import com.iver.cit.gvsig.gui.Panels.SelectPointsPanel;
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/**
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 * <p>Extensi?n de la clase GeorefPointerListenerImpl de FMap para poder llamar a m?todos de
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 * andami o de gvSIG.</p>
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 * <p>Este listener salva puntos clickeados desde una vista sobre una capa de puntos.</p>
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 * 
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 * @author Nacho Brodin (brodin_ign@gva.es)
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 */
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public class GeorefPointSelectorListener extends GeorefPointerListenerImpl {
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        private GeoreferencingDialog dialog = null;
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        private View theView = null;
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        /**
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        * true si se va a seleccionar el primer punto y false si se selecciona el segundo.
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        * 
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        */
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        public static boolean firstPoint = true;
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        /**
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         * Posici?n del punto a ser seleccionado. 
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         */
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        public static int posPoint = -1;
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        /**
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         * Constructor
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         *
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         * @param mapCtrl
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         */
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        public GeorefPointSelectorListener(GeoreferencingDialog dialog) {
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                super();
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                this.dialog = dialog;
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        }
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        /**
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         * Captura de puntos sobre una capa FlyrPoint
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         *
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         * @param event Evento de un punto sobre la vista
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         *
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         * @throws BehaviorException
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         */
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        public void point(PointEvent event) throws BehaviorException {
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                super.point(event);
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                try{
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                        theView = (View)PluginServices.getMDIManager().getActiveView();
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                }catch(ClassCastException exc){
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                        return;
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                }
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                //Obtenemos la capa de puntos y la capa de georaster
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                if(dialog.getLyrPoints() == null || dialog.getLyrGeoRaster() == null){
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                        JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(),
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                                        PluginServices.getText(this, "error_capa_puntos"));
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                        return;
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                }
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                ViewPort viewPort = theView.getMapControl().getMapContext().getViewPort();
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                Point2D wcPoint = viewPort.toMapPoint(event.getPoint());
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                if(firstPoint){        
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                        if(dialog.getLyrPoints() != null){
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                                Point2D pixelImg = dialog.getLyrGeoRaster().world2Img(wcPoint);
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                                if(pixelImg == null){
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                                        JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(),
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                                                        PluginServices.getText(this, "fuera_de_extent"));
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                                        return;
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                                }
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                                int n = Integer.valueOf(dialog.getSelectPointsPanel().getTableControlerPanel().getCPoint().getSelectedItem().toString()).intValue();
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                                dialog.getLyrGeoRaster().updateData(n, 
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                                                                                                        pixelImg, 
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                                                                                                        null, 
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                                                                                                        dialog, 
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                                                                                                        theView);
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                                firstPoint = false;
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                        }
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                }else{
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                        //Deseleccionamos la herramienta de marcado de puntos
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                        theView.getMapControl().setTool(dialog.getLyrPoints().getLastTool());
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                        int n = Integer.valueOf(dialog.getSelectPointsPanel().getTableControlerPanel().getCPoint().getSelectedItem().toString()).intValue();
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                        dialog.getLyrGeoRaster().updateData(n, 
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                                                                                                null, 
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                                                                                                wcPoint, 
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                                                                                                dialog, 
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                                                                                                theView);
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                        dialog.getConectorPanel().getAdjustGeorefPanel().getZoomLeft().draw();
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                        firstPoint = true;
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                }
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        }
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}