| gvSIG desktop 1

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package com.iver.cit.gvsig;

import com.iver.andami.PluginServices;

import com.iver.andami.messages.NotificationManager;

import com.iver.andami.plugins.Extension;

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

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

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

import com.iver.cit.gvsig.fmap.core.IGeometry;

import com.iver.cit.gvsig.fmap.drivers.DriverIOException;

import com.iver.cit.gvsig.fmap.drivers.dxf.write.DxfWriter;

import com.iver.cit.gvsig.fmap.edition.EditionException;

import com.iver.cit.gvsig.fmap.layers.FLayer;

import com.iver.cit.gvsig.fmap.layers.FLyrVect;

import com.iver.cit.gvsig.fmap.layers.LayerFactory;

import com.iver.cit.gvsig.fmap.layers.layerOperations.EditableVectorialLayer;

import com.iver.cit.gvsig.gui.FOpenDialog;

import com.iver.cit.gvsig.gui.View;

import com.iver.cit.gvsig.project.ProjectView;

import com.iver.utiles.GenericFileFilter;

import org.cresques.cts.ICoordTrans;

import org.cresques.cts.IProjection;

import org.cresques.cts.gt2.CoordSys;

import org.cresques.cts.gt2.CoordTrans;

import java.awt.Component;

import java.io.File;

import javax.swing.JFileChooser;

import javax.swing.JOptionPane;

/**

 * Extensi?n encargada de crear una nueva capa dxf para editarla.

 *

 * @author Vicente Caballero Navarro

 */

public class NewLayerExtension implements Extension {

        /**

         * @see com.iver.andami.plugins.Extension#inicializar()

         */

        public void inicializar() {

        }

        /**

         * @see com.iver.andami.plugins.Extension#execute(java.lang.String)

         */

        public void execute(String s) {

                View vista = (View) PluginServices.getMDIManager().getActiveView();

                ProjectView model = vista.getModel();

                FMap mapa = model.getMapContext();

                MapControl mapCtrl = vista.getMapControl().getMapControl();

                if (s.compareTo("NUEVA_CAPA_EDICION") == 0) {

                        addNewLayer(vista);

                }

        }

        /**

         * A?ade una nueva capa a partir de un filechooser perparada para editar

         * directamente sobre ella.

         *

         * @param vista Vista en la que nos encontramos.

         */

        private void addNewLayer(View vista) {

                ProjectView model = vista.getModel();

                FMap mapa = model.getMapContext();

                File file = null;

                JFileChooser jfc = new JFileChooser();

                jfc.addChoosableFileFilter(new GenericFileFilter("dxf",

                                PluginServices.getText(this, "DxfFiles")));

                if (jfc.showOpenDialog((Component) PluginServices.getMainFrame()) == JFileChooser.APPROVE_OPTION) {

                        file = jfc.getSelectedFile();

                        if (!(file.getPath().endsWith(".dxf") ||

                                        file.getPath().endsWith(".DXF"))) {

                                file = new File(file.getPath() + ".dxf");

                        }

                        DxfWriter dxfwriter = new DxfWriter();

                        try {

                                dxfwriter.write(new IGeometry[0], file);

                        } catch (Exception e3) {

                                e3.printStackTrace();

                        }

                }

                if (file == null) {

                        return;

                }

                IProjection proj = FOpenDialog.getLastProjection();

                FLayer lyr = null;

                String layerName = file.getName();

                //        String layerPath = file.getAbsolutePath();

                try {

                        lyr = LayerFactory.createLayer(layerName,

                                        "gvSIG DXF CAD Model Driver", file, proj);

                        if (lyr != null) {

                                lyr.setVisible(true);

                                lyr.setActive(true);

                                ((FLyrVect)lyr).setFile(file);

                                // Comprobar que la projecci?n es la misma que la vista

                                if (proj != vista.getProjection()) {

                                        int option = JOptionPane.showConfirmDialog(null,

                                                        "La proyecci?n de la capa no es igual que la de la vista",

                                                        "?Desea reproyectar?", JOptionPane.YES_NO_OPTION);

                                        if (option == JOptionPane.NO_OPTION) {

                                                //continue;

                                        } else {

                                                ICoordTrans ct = new CoordTrans((CoordSys) proj,

                                                                (CoordSys) vista.getProjection());

                                                lyr.setCoordTrans(ct);

                                                System.err.println("coordTrans = " + proj.getAbrev() +

                                                        " " + vista.getProjection().getAbrev());

                                        }

                                }

                                vista.getMapControl().getMapContext().getLayers().addLayer(lyr);

                                if (mapa.getFullExtent() == null) {

                                        vista.getMapControl().getMapContext().getViewPort()

                                                 .setExtent(lyr.getFullExtent());

                                }

                        }

                        EditableVectorialLayer capa = (EditableVectorialLayer) lyr; // mapa.getLayers().getLayer(file.getName());

                        PluginServices.getMDIManager().setWaitCursor();

                        try {

                                capa.startEdition();

                        } catch (EditionException e) {

                                e.printStackTrace();

                        }

                        PluginServices.getMDIManager().restoreCursor();

                        vista.getMapControl().getMapControl().drawMap(false);

                } catch (DriverException e) {

                        NotificationManager.addError("Error al crear la capa", e);

                }

        }

        /**

         * @see com.iver.andami.plugins.Extension#isEnabled()

         */

        public boolean isEnabled() {

                return true;

        }

        /**

         * @see com.iver.andami.plugins.Extension#isVisible()

         */

        public boolean isVisible() {

                com.iver.andami.ui.mdiManager.View f = PluginServices.getMDIManager()

                 .getActiveView();

                if (f == null) {

                        return false;

                }

                if (f.getClass() == View.class) {

                        View vista = (View) f;

                        ProjectView model = vista.getModel();

                        FMap mapa = model.getMapContext();

                        return true;

                } else {

                        return false;

                }

        }

}