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.app.extension;

import javax.swing.JOptionPane;

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.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

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.ViewManager;

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.gui.IView;

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 org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

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

 *

 */

public class ViewControls extends Extension implements IPreferenceExtension{

    private static final Logger logger = LoggerFactory

            .getLogger(ViewInvertSelection.class);

        private static ViewPage viewPropertiesPage = null;

        /**

         * @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) {

            ApplicationManager application = ApplicationLocator.getManager();

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

            if( document == null ) {

                    return;

            }

            IView vista = (IView) document.getMainWindow();

                MapContext mapa = document.getMapContext();

                MapControl mapCtrl = vista.getMapControl();

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

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

                        document.setModified(true);

                } 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);

                        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") ) {

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

                        PluginServices.getMDIManager().addCentredWindow(m_panelLoc);

                        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);

            application.refreshMenusAndToolBars();

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

                        setVisibles(false, mapa.getLayers());

                        document.setModified(true);

            application.refreshMenusAndToolBars();

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

                        setActives(true, mapa.getLayers());

                        document.setModified(true);

            application.refreshMenusAndToolBars();

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

                        setActives(false, mapa.getLayers());

                        document.setModified(true);

            application.refreshMenusAndToolBars();

                } 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);

                                application.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() {

            ApplicationManager application = ApplicationLocator.getManager();

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

            if( document == null ) {

                    return false;

            }

                MapContext mapa = document.getMapContext();

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

        }

        /**

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

         */

        public void initialize() {

                registerIcons();

                Snapping.register();

        }

        public void postInitialize() {

                FPopupMenu.registerExtensionPoint();

        }

        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() {

            ApplicationManager application = ApplicationLocator.getManager();

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

            if( document == null ) {

                    return false;

            }

        MapContext mapa = document.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;

        }

}