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.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.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

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

import org.gvsig.app.project.Project;

import org.gvsig.app.project.ProjectManager;

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.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.fmap.geom.primitive.Envelope;

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;

/**

 * 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;

    public void execute(String s) {

        execute(s, null);

    }

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

        ApplicationManager application = ApplicationLocator.getManager();

        IView view = (IView) application.getActiveComponent(ViewDocument.class);

        if (view == null) {

            return;

        }

        ViewDocument document = view.getViewDocument();

        MapContext mapa = document.getMapContext();

        MapControl mapCtrl = view.getMapControl();

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

            Envelope all = mapa.getLayers().getFullEnvelope();

            if( all!=null && !all.isEmpty() ) {

                mapa.getViewPort().setEnvelope(all);

                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, view));

            document.setModified(true);

            PluginServices.getMDIManager().addWindow(l);

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

            FPanelLocConfig m_panelLoc = new FPanelLocConfig(view.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);

            }

        }

    }

    public boolean isVisible() {

        ApplicationManager application = ApplicationLocator.getManager();

        IView view = (IView) application.getActiveComponent(ViewDocument.class);

        if (view == null) {

            return false;

        }

        ViewDocument document = view.getViewDocument();

        MapContext mapa = document.getMapContext();

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

    }

    public void initialize() {

        registerIcons();

    }

    public void postInitialize() {

        FPopupMenu.registerExtensionPoint();

        ProjectManager projectManager = ApplicationLocator.getProjectManager();

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

        viewManager.addTOCContextAction("view-layer-add");

    }

    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);

    }

    public boolean isEnabled() {

        ApplicationManager application = ApplicationLocator.getManager();

        IView view = (IView) application.getActiveComponent(ViewDocument.class);

        if (view == null) {

            return false;

        }

        ViewDocument document = view.getViewDocument();

        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[1];

        preferences[0] = getViewPropertiesPage();

//        GridPage gridPage = new GridPage();

//        preferences[1] = gridPage;

        return preferences;

    }

}