Application: gvSIG desktop » gvSIG raster

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

* 

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

* MA  02110-1301, USA.

* 

*/

package org.gvsig.raster.tools.app.basic.tool.infobypoint;

import java.awt.Component;

import javax.swing.JOptionPane;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.andami.ui.mdiManager.IWindow;

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

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

import org.gvsig.app.project.documents.view.toolListeners.StatusBarListener;

import org.gvsig.fmap.mapcontext.MapContext;

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

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.fmap.mapcontrol.tools.CompoundBehavior;

import org.gvsig.fmap.mapcontrol.tools.Behavior.Behavior;

import org.gvsig.fmap.mapcontrol.tools.Behavior.MouseMovementBehavior;

import org.gvsig.fmap.mapcontrol.tools.Behavior.PointBehavior;

import org.gvsig.raster.fmap.layers.FLyrRaster;

import org.gvsig.raster.tools.app.basic.tool.infobypoint.gui.InfoByPointDataModel;

import org.gvsig.raster.tools.app.basic.tool.infobypoint.viewtool.InfoByPixelPointViewTool;

import org.gvsig.raster.tools.app.basic.tool.infobypoint.viewtool.PixelInspectorViewTool;

/**

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class InfoByRasterPointExtension extends Extension {

        private InfoByPixelPointViewTool     lastTool     = null;

        public static Behavior               oldBehavior  = null;

        /*

         * (non-Javadoc)

         * @see org.gvsig.andami.plugins.IExtension#execute(java.lang.String)

         */

        public void execute(String actionCommand) {

                if(actionCommand.compareTo("INFO_BY_PIXEL") == 0) {

                        MapControl mapCtrl = getMapControl();

                        StatusBarListener sbl = new StatusBarListener(mapCtrl);

                        IWindow[] wList = PluginServices.getMDIManager().getAllWindows();

                        for (int i = 0; i < wList.length; i++) {

                                if(wList[i] instanceof MainInfoByPointDialog) {

                                        JOptionPane.showMessageDialog(

                                                        (Component)wList[i], 

                                                        PluginServices.getText(this, "open_window"), 

                                                        PluginServices.getText(this, "Information"), 

                                                        JOptionPane.INFORMATION_MESSAGE);

                                        mapCtrl.addBehavior("infoByRasterPoint", 

                                                        new Behavior[]{new PointBehavior(lastTool),

                                                        new MouseMovementBehavior(sbl)});

                                        mapCtrl.setTool("infoByRasterPoint");

                                        return;

                                }

                        }

                        MainInfoByPointDialog dialog = new MainInfoByPointDialog();

                        InfoByPointDataModel model = dialog.getInfoByPointDataModel();

                        model.addObserver(dialog.getMainPanel());

                        lastTool = new InfoByPixelPointViewTool(mapCtrl, model);

                        mapCtrl.addBehavior("infoByRasterPoint", 

                                        new Behavior[]{new PointBehavior(lastTool),

                                        new MouseMovementBehavior(sbl)});

                        mapCtrl.setTool("infoByRasterPoint");

                        oldBehavior = CompoundBehavior.getAllControlsBehavior();

                        CompoundBehavior.setAllControlsBehavior(new PixelInspectorViewTool(mapCtrl, model, dialog.getPixelInspector()));

                        model.notifyObservers();

                        PluginServices.getMDIManager().addWindow(dialog);

                }

        }

        private MapControl getMapControl() {

                IWindow theView = PluginServices.getMDIManager().getActiveWindow();

                if(!(theView instanceof AbstractViewPanel)) {

                        JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), PluginServices.getText(this.getClass(), "window_not_valid"));

                        return null;

                }

                return ((AbstractViewPanel)theView).getMapControl();

        }

        /*

         * (non-Javadoc)

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

         */

        @SuppressWarnings("deprecation")

        public boolean isEnabled() {

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

                if (f == null)

                        return false;

                if (f instanceof AbstractViewPanel) {

                        AbstractViewPanel vista = (AbstractViewPanel) f;

                        ViewDocument model = vista.getModel();

                        MapContext mapa = model.getMapContext();

                        FLayers layers = mapa.getLayers();

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

                                if (layers.getLayer(i) instanceof FLyrRaster) {

                                        FLyrRaster lyr = (FLyrRaster)layers.getLayer(i);

                                        if(lyr.isActive())

                                                return true;

                                }

                }

                return false;

        }

        /*

         * (non-Javadoc)

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

         */

        public boolean isVisible() {

                return isEnabled();

        }

        /*

         * (non-Javadoc)

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

         */

        public void initialize() {

                registerIcons();

        }

        private void registerIcons() {

                PluginServices.getIconTheme().registerDefault(

                                "info-by-pixel",

                                getClass().getClassLoader().getResource("images/infoByRasterPoint.png")

                        );

                PluginServices.getIconTheme().registerDefault(

                "view-query-information",

                getClass().getClassLoader().getResource("images/Identify.png")

        );

        }

}