Application: gvSIG desktop

/*

 * Created on 20-feb-2004

 *

 * To change the template for this generated file go to

 * Window>Preferences>Java>Code Generation>Code and Comments

 */

/* 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 org.gvsig.app.extension;

import javax.swing.JOptionPane;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.andami.IconThemeHelper;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.andami.preferences.IPreference;

import org.gvsig.andami.preferences.IPreferenceExtension;

import org.gvsig.app.gui.preferencespage.GridPage;

import org.gvsig.app.gui.preferencespage.ViewPage;

import org.gvsig.app.project.Project;

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

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

import org.gvsig.app.project.documents.view.gui.DefaultViewPanel;

import org.gvsig.app.project.documents.view.gui.ExtentListSelectorModel;

import org.gvsig.app.project.documents.view.gui.FPanelExtentSelector;

import org.gvsig.app.project.documents.view.gui.FPanelLocConfig;

import org.gvsig.app.project.documents.view.toc.gui.FPopupMenu;

import org.gvsig.app.project.documents.view.toolListeners.snapping.Snapping;

import org.gvsig.fmap.mapcontext.MapContext;

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

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

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dataTypes.DataTypes;

import org.gvsig.tools.extensionpoint.ExtensionPointManager;

//import com.iver.utiles.FPanelExtentSelector;

/**

 * Extensi?n que controla las operaciones b?sicas realizadas sobre la vista.

 *

 * @author vcn

 */

public class ViewControls extends Extension implements IPreferenceExtension{

    private static final Logger logger = LoggerFactory

            .getLogger(ViewInvertSelection.class);

        private static ViewPage viewPropertiesPage = null;

        // private DefaultViewPanel vista;

        /**

         * @see com.iver.mdiApp.plugins.IExtension#updateUI(java.lang.String)

         */

        public void execute(String s) {

                execute(s,null);

        }

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

            DefaultViewPanel vista = getView();

            if (vista==null) {

                return;

            }

                ViewDocument document = vista.getViewDocument();

                MapContext mapa = document.getMapContext();

                MapControl mapCtrl = vista.getMapControl();

                if (command.equalsIgnoreCase("view-navigation-zoom-all") ) {

                        // mapa.beginAtomicEvent();

                        mapa.getViewPort().setEnvelope(mapa.getLayers().getFullEnvelope());

                        document.setModified(true);

                        // mapa.endAtomicEvent();

                } else if (command.equalsIgnoreCase("view-navigation-frame-manager") ) {

                        FPanelExtentSelector l = new FPanelExtentSelector();

                        ProjectExtension p = (ProjectExtension) PluginServices.getExtension(org.gvsig.app.extension.ProjectExtension.class);

                        Project project = p.getProject();

                        ExtentListSelectorModel modelo = new ExtentListSelectorModel(project);

                        //ProjectExtent[] extents = project.getExtents();

                        project.addPropertyChangeListener(modelo);

                        l.setModel(modelo);

                        l.addSelectionListener(new Encuadrator(project, mapa, vista));

                        document.setModified(true);

                        PluginServices.getMDIManager().addWindow(l);

                } else if (command.equalsIgnoreCase("view-locator-setup") ) {

                        //Set up the map overview

                        FPanelLocConfig m_panelLoc = new FPanelLocConfig(vista.getMapOverview());

                        PluginServices.getMDIManager().addWindow(m_panelLoc);

                        m_panelLoc.setPreferredSize(m_panelLoc.getSize());

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("view-navigation-pan") ) {

                        mapCtrl.setTool("pan");

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("view-navigation-zoom-in-topoint") ) {

                        mapCtrl.setTool("zoomIn");

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("view-navigation-zoom-out-topoint") ) {

                        mapCtrl.setTool("zoomOut");

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("layer-set-visible") ) {

                        setVisibles(true, mapa.getLayers());

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("layer-set-hide") ) {

                        setVisibles(false, mapa.getLayers());

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("layer-set-active") ) {

                        setActives(true, mapa.getLayers());

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("layer-set-inactive") ) {

                        setActives(false, mapa.getLayers());

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("view-navigation-zoom-in-center") ) {

                        mapCtrl.zoomIn();

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("view-navigation-zoom-out-center") ) {

                        mapCtrl.zoomOut();

                        document.setModified(true);

                } else if (command.equalsIgnoreCase("view-change-scale")) {

                        try {

                                Long scale = (Long) ToolsLocator.getDataTypesManager().coerce(DataTypes.LONG, args[0]);

                                mapa.setScaleView(scale.longValue());

                                document.setModified(true);

                        } catch(Throwable ex) {

                                logger.info("Can't change scale of view.", ex);

                                PluginServices.getMainFrame().getStatusBar().message("Can't change scale of view.", JOptionPane.ERROR_MESSAGE);

                        }

                }

        }

        private ViewPage getViewPropertiesPage(){

                if(viewPropertiesPage==null){

                        viewPropertiesPage = new ViewPage();

                }

                return viewPropertiesPage;

        }

        /**

         * Pone todas las capas visibles o no visibles.

         *

         * @param visible true si que quieren poner a visibles.

         * @param mapa FMap sobre el que actuar.

         */

        private void setVisibles(boolean visible, FLayers layers) {

                int layerCount=layers.getLayersCount();

                for (int i = 0; i < layerCount; i++) {

                        FLayer layer = layers.getLayer(i);

                        layer.setVisible(visible);

                        if (layer instanceof FLayers){

                                setVisibles(visible,(FLayers)layer);

                        }

                }

        }

        /**

         * Pone todas las capas activas o no activas.

         *

         * @param active true si que quieren poner a activas.

         * @param mapa FMap sobre el que actuar.

         */

        private void setActives(boolean active, FLayers layers) {

                int layerCount=layers.getLayersCount();

                for (int i = 0; i < layerCount; i++) {

                        FLayer layer = layers.getLayer(i);

                        layer.setActive(active);

                        if (layer instanceof FLayers){

                                setActives(active,(FLayers)layer);

                        }

                }

        }

        /**

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

         */

        public boolean isVisible() {

            DefaultViewPanel vista = getView();

                if (vista!=null) {

                        ViewDocument model = vista.getViewDocument();

                        MapContext mapa = model.getMapContext();

                        return mapa.getLayers().getLayersCount() > 0;

                }

                        return false;

        }

        private DefaultViewPanel getView() {

        org.gvsig.andami.ui.mdiManager.IWindow f = PluginServices.getMDIManager()

                                                             .getActiveWindow();

        if (f!=null && f instanceof DefaultViewPanel) {

            return (DefaultViewPanel) f;

        }

        return null;

        }

        /**

         * @see org.gvsig.andami.plugins.IExtension#initialize()

         */

        public void initialize() {

                ExtensionPointManager epManager = ToolsLocator.getExtensionPointManager();

                if (!epManager.has("View_TocActions")) {

                        epManager.add(

                                        "View_TocActions",

                                        "Context menu options of the TOC " +

                                                " in the view window "+

                                                "(register instances of " +

                                                "org.gvsig.app.gui.toc.AbstractTocContextMenuAction)"

                        );

                }

                FPopupMenu.registerExtensionPoint();

                registerIcons();

                Snapping.register();

        }

        private void registerIcons(){

                IconThemeHelper.registerIcon("action", "view-navigation-zoom-in-topoint", this);

                IconThemeHelper.registerIcon("action", "view-navigation-zoom-out-topoint", this);

                IconThemeHelper.registerIcon("action", "view-navigation-zoom-all", this);

                IconThemeHelper.registerIcon("action", "view-navigation-zoom-in-center", this);

                IconThemeHelper.registerIcon("action", "view-navigation-zoom-out-center", this);

                IconThemeHelper.registerIcon("action", "view-navigation-pan", this);

                IconThemeHelper.registerIcon("action", "view-navigation-frame-manager", this);

                IconThemeHelper.registerIcon("action", "edit-undo-redo-actions-modify", this); 

                IconThemeHelper.registerIcon("action", "edit-undo-redo-actions-add", this);

                IconThemeHelper.registerIcon("action", "edit-undo-redo-actions-delete", this);

        }

        /**

         * @see org.gvsig.andami.plugins.IExtension#isEnabled()

         */

    public boolean isEnabled() {

        DefaultViewPanel vista = getView();

        if (vista != null) {

            ViewDocument model = vista.getViewDocument();

            MapContext mapa = model.getMapContext();

            FLayers layers = mapa.getLayers();

            for (int i = 0; i < layers.getLayersCount(); i++) {

                if (layers.getLayer(i).isAvailable()) {

                    return true;

                }

            }

        }

        return false;

    }

        public IPreference[] getPreferencesPages() {

                IPreference[] preferences=new IPreference[2];

                preferences[0]=getViewPropertiesPage();

                GridPage gridPage=new GridPage();

                preferences[1]=gridPage;

                return preferences;

        }

}