Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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 3

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA 02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.export.app.extension;

import java.awt.Dimension;

import javax.swing.JComponent;

import javax.swing.JOptionPane;

import javax.swing.SwingUtilities;

import org.apache.commons.lang3.StringUtils;

import org.cresques.cts.ICoordTrans;

import org.cresques.cts.IProjection;

import org.gvsig.andami.IconThemeHelper;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.app.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

import org.gvsig.app.project.ProjectManager;

import org.gvsig.app.project.documents.view.ViewDocument;

import org.gvsig.app.project.documents.view.ViewManager;

import org.gvsig.export.ExportLocator;

import org.gvsig.export.ExportManager;

import org.gvsig.export.ExportProcess;

import org.gvsig.export.Filter;

import org.gvsig.export.spi.ExportServiceFactory;

import org.gvsig.export.swing.ExportFinishListenerAdapter;

import org.gvsig.export.swing.ExportSwingLocator;

import org.gvsig.fmap.mapcontext.MapContext;

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.mapcontext.layers.FLayers;

import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dataTypes.DataTypes;

import org.gvsig.tools.i18n.I18nManager;

import org.gvsig.tools.swing.api.ToolsSwingLocator;

import org.gvsig.tools.swing.api.windowmanager.WindowManager;

import org.gvsig.tools.util.ArrayUtils;

import org.gvsig.export.swing.ExportSwingManager;

import org.gvsig.export.swing.JExportProcessPanel;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.DataStore;

import org.gvsig.fmap.dal.OpenDataStoreParameters;

import org.gvsig.fmap.mapcontext.MapContextLocator;

import org.gvsig.fmap.mapcontext.MapContextManager;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.observer.Notification;

import org.gvsig.tools.observer.Observable;

import org.gvsig.tools.observer.Observer;

/**

 * @author gvSIG Team

 * @version $Id$

 *

 */

public class ExportLayerExtension extends Extension {

    @Override

    public void initialize() {

        IconThemeHelper.registerIcon("action", "layer-export", this);

    }

    @Override

    public void postInitialize() {

        super.postInitialize();

        ProjectManager projectManager = ApplicationLocator.getProjectManager();

        ViewManager viewManager = (ViewManager) projectManager.getDocumentManager(ViewManager.TYPENAME);

        viewManager.addTOCContextAction("layer-exportto");

        registerInCatalog();

    }

    @Override

    public void execute(String actionCommand) {

        this.execute(actionCommand, null);

    }

    @Override

    public void execute(String command, Object[] args) {

        if( !"exportto".equalsIgnoreCase(command) ) {

            return;

        }

        Object layer = ArrayUtils.get(args, 0);

        if( layer instanceof FLyrVect ) {

            WindowManager.MODE mode = WindowManager.MODE.fromInteger(

                    (Integer)ArrayUtils.get(args, 1,DataTypes.INT, 0)

            );

            FLyrVect layervect = (FLyrVect) layer;

            MapContext mapContext = layervect.getMapContext();

            this.showExport(layervect, mapContext.getProjection(), mapContext, mode);

            return;

        }

        ApplicationManager application = ApplicationLocator.getManager();

        ViewDocument view = (ViewDocument) application.getActiveDocument(ViewManager.TYPENAME);

        if ( view != null ) {

            MapContext mapContext = view.getMapContext();

            FLayers layers = mapContext.getLayers();

            FLayer[] actives = layers.getActives();

            try {

                if ( actives.length == 1 ) {

                    if( actives[0] instanceof FLyrVect ) {

                        showExport(

                            (FLyrVect) actives[0], 

                            mapContext.getProjection(),

                            mapContext, 

                            WindowManager.MODE.WINDOW

                        );

                    }

                } else {

                    for (FLayer theLayer : actives) {

                        if (layer instanceof FLyrVect) {

                            showExport(

                                (FLyrVect) theLayer, 

                                mapContext.getProjection(),

                                mapContext, 

                                WindowManager.MODE.DIALOG

                            );

                        }

                    }

                }

            } catch (Exception e) {

                logger.warn("Can't run export wizard.", e);

            }

        }

    }

    public void showExport(

            FLyrVect layer, 

            IProjection contextProjetion,

            final MapContext mapContext, 

            WindowManager.MODE mode

        ) {

        I18nManager i18n = ToolsLocator.getI18nManager();

        ExportManager manager = ExportLocator.getManager();

        ExportSwingManager swingManager = ExportSwingLocator.getSwingManager();

        final ExportProcess process = manager.createProcess();

        process.setContext(mapContext);

        process.setSourceFeatureStore(layer.getFeatureStore());

        process.setContextProjection(contextProjetion);

        process.setSourceProjection(layer.getProjection());

        ICoordTrans ct = layer.getCoordTrans();

        if( ct==null ) {

            process.setSourceTransformation(null);

        } else {

            process.setSourceProjection(ct.getPOrig());

            process.setSourceTransformation(ct);

        }

        JExportProcessPanel panel = swingManager.createJExportProcessPanel(

            process,

            new Filter<ExportServiceFactory>() {

                @Override

                public boolean apply(ExportServiceFactory factory) {

                    return factory.hasVectorialSupport();

                }

            }

        );

        panel.addFinishListener(new ExportFinishListenerAdapter() {

            @Override

            public void finished(JExportProcessPanel exportPanel) {

                doAddlayer(process, mapContext);

            }

        });

        JComponent component = panel.asJComponent();

        component.setPreferredSize(new Dimension(component.getPreferredSize().width, 530));

        WindowManager winmgr = ToolsSwingLocator.getWindowManager();

        winmgr.showWindow(

                panel.asJComponent(), 

                i18n.getTranslation("_Export_to"), 

                mode

        );

    }

    private void doAddlayer(final ExportProcess process, final MapContext mapContext) {

        if (!SwingUtilities.isEventDispatchThread()) {

            SwingUtilities.invokeLater(new Runnable() {

                @Override

                public void run() {

                    doAddlayer(process, mapContext);

                }

            });

            return;

        }

        ApplicationManager application = ApplicationLocator.getManager();

        I18nManager i18n = ToolsLocator.getI18nManager();

        if (process.getTargetOpenStoreParameters()==null) {

            return;

        }

        int n = application.confirmDialog(

                i18n.getTranslation("_Add_new_layer_to_current_view"), 

                i18n.getTranslation("_Export"), 

                JOptionPane.YES_NO_OPTION, 

                JOptionPane.QUESTION_MESSAGE, 

                "AddExportedLayerToView"

        );

        if( n != JOptionPane.YES_OPTION ) {

            return;

        }

        try {

            DataManager dataManager = DALLocator.getDataManager();

            MapContextManager mapContextManager = MapContextLocator.getMapContextManager();

            for (OpenDataStoreParameters params : process.getTargetOpenStoreParameters()) {

                DataStore store = dataManager.openStore(params.getDataStoreName(), params);

                FLayer layer = mapContextManager.createLayer(store.getName(), store);

                mapContext.getLayers().addLayer(layer);

            }

            application.messageDialog(

                    i18n.getTranslation("_Layer_added_to_view"), 

                    null, 

                    i18n.getTranslation("_Export"), 

                    JOptionPane.QUESTION_MESSAGE, 

                    "ExportedLayerAddedToView"

            );

        } catch (Exception ex) {

            logger.warn("Can't add exported layer to view",ex);

            application.messageDialog(

                    i18n.getTranslation("_Cant_add_exported_layer_to_view"), 

                    null, 

                    i18n.getTranslation("_Export"), 

                    JOptionPane.WARNING_MESSAGE, 

                    "CantAddExportedLayerToView"

            );

        }

    }

    @Override

    public boolean isEnabled() {

        ApplicationManager application = ApplicationLocator.getManager();

        ViewDocument view = (ViewDocument) application.getActiveDocument(ViewManager.TYPENAME);

        if ( view != null ) {

            return view.getMapContext().hasActiveVectorLayers();

        }

        return false;

    }

    @Override

    public boolean isVisible() {

        ApplicationManager application = ApplicationLocator.getManager();

        ViewDocument view = (ViewDocument) application.getActiveDocument(ViewManager.TYPENAME);

        return view != null;

    }

    private void registerInCatalog() {

        final ApplicationManager application = ApplicationLocator.getApplicationManager();

        application.addPropertiesObserver(new Observer() {

            @Override

            public void update(Observable observable, Object notification) {

                if( !(notification instanceof Notification) ) {

                    return;

                }

                String propertyName = (String) ((Notification)notification).getValue(0);

                if( !StringUtils.equalsIgnoreCase(propertyName, "Catalog.Manager") ) {

                    return;

                }

                DynObject catalogManager = (DynObject) application.getProperty("Catalog.Manager");

                if (catalogManager == null) {

                    return;

                }

                try {

                    String[] catalogNodes = new String[]{

                        "STORES_REPOSITORY_TABLE",

                        "DATABASE_TABLE",

                        "FOLDERS_FILE",

                        "BOOKMARKS_BOOKMARK"

                    };

                    for (String catalogNode : catalogNodes) {

                        Object action = catalogManager.invokeDynMethod(

                                "getAction",

                                new Object[]{

                                    ExportStoreFromCatalogAction.NAME,

                                    catalogNode

                                }

                        );

                        if (action == null) {

                            catalogManager.invokeDynMethod(

                                    "addAction",

                                    new Object[]{

                                        ExportStoreFromCatalogAction.NAME,

                                        catalogNode,

                                        new ExportStoreFromCatalogAction()

                                    }

                            );

                        }

                    }

                } catch (Exception ex) {

                    logger.warn("Can't add action to catalog", ex);

                }

            }

        });

    }

}