Application: gvSIG desktop » gvSIG data provider for GPE

package org.gvsig.gpe;

import java.io.File;

import java.io.FileNotFoundException;

import java.util.ArrayList;

import org.gvsig.gpe.gui.dialogs.SelectVersionListener;

import org.gvsig.gpe.gui.dialogs.SelectVersionWindow;

import org.gvsig.gpe.writer.GPEWriterHandler;

import com.iver.andami.PluginServices;

import com.iver.andami.messages.NotificationManager;

import com.iver.andami.plugins.Extension;

import com.iver.cit.gvsig.StopEditing;

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

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

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

import com.iver.cit.gvsig.project.documents.view.gui.IView;

/* 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

 */

/* CVS MESSAGES:

 *

 * $Id: GPEWriterExtension.java 64 2009-10-12 16:20:02Z groldan $

 * $Log$

 *

 */

/**

 * @author Jorge Piera LLodr? (jorge.piera@iver.es)

 */

public class GPEWriterExtension extends Extension{

        private String writersFile = "gvSIG" + File.separatorChar + "extensiones" + File.separatorChar + 

        "org.gvsig.gpe" + File.separatorChar + "writer.properties";

        /*

         * (non-Javadoc)

         * @see com.iver.cit.gvsig.ExportTo#execute(java.lang.String)

         */

        public void execute(String format) {

                ArrayList writers = null;

                if (format.equals("GML")){

                        writers =GPERegister.getWriterHandlerByFormat("text/xml; subtype=gml/3.1.2");

                        ArrayList auxWriters = GPERegister.getWriterHandlerByFormat("text/xml; subtype=gml/2.1.2");

                        for (int i=0 ; i<auxWriters.size() ; i++){

                                writers.add(auxWriters.get(i));

                        }

                        auxWriters = GPERegister.getWriterHandlerByFormat("text/x-bxml; subtype=gml/3.1.2");

            for (int i=0 ; i<auxWriters.size() ; i++){

                writers.add(auxWriters.get(i));

            }

                }else if(format.equals("KML")){

                        writers = GPERegister.getWriterHandlerByFormat("text/xml; subtype=kml/2.1");

                }

                //Creates the window

                SelectVersionWindow window = new SelectVersionWindow();        

                for (int i=0 ; i<writers.size() ; i++){

                        window.addWriter((GPEWriterHandler)writers.get(i));                        

                }

                //Sets the listeners and shows the window

                SelectVersionListener listener = new SelectVersionListener(window);

                window.addListener(listener);

                window.setFile(window.getDefaultFileName());

                PluginServices.getMDIManager().addCentredWindow(window);

        }

        /*

         * (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#initialize()

         */

        public void initialize() {

//                ExtensionPoints extensionPoints = ExtensionPointsSingleton.getInstance();

//                extensionPoints.add("AplicationPreferences","GPEPreferencesPage", GPEPreferencesPage.class);

                loadWriters();

                StopEditing.addExportFormat("GML", this.getClass());

                StopEditing.addExportFormat("KML", this.getClass());

        }

        /**

         * Load the GPE writers from a file

         */

        private void loadWriters(){

                File file = new File(writersFile);

                if (!file.exists()){

                        NotificationManager.addWarning("File not found",

                                        new FileNotFoundException());

                        return;

                }

                try {

                        GPERegister.addWritersFile(file);

                } catch (Exception e) {

                        NotificationManager.addWarning("GPE writers file not found",

                                        new FileNotFoundException());

                }

        }

        /*

         * (non-Javadoc)

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

         */

        public boolean isEnabled() {

                com.iver.andami.ui.mdiManager.IWindow window = PluginServices.getMDIManager()

                .getActiveWindow();

                if (window == null) {

                        return false;

                }

                if (!(window instanceof IView)){

                        return false;

                }

                IView view = (IView)window;

                LayersIterator it = new LayersIterator(

                                view.getMapControl().getMapContext().getLayers());

                while(it.hasNext()){

                        FLayer layer = it.nextLayer();

                        if (layer instanceof FLyrVect){

                                return true;

                        }

                }                

                return false;

        }

        /*

         * (non-Javadoc)

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

         */

        public boolean isVisible() {

                com.iver.andami.ui.mdiManager.IWindow window = PluginServices.getMDIManager()

                .getActiveWindow();

                if (window == null) {

                        return false;

                }

                return (window instanceof IView);        

        }

}