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.tilecache.app;

import java.awt.Component;

import java.util.prefs.Preferences;

import javax.swing.JOptionPane;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.app.project.documents.view.toc.ITocItem;

import org.gvsig.fmap.dal.coverage.RasterLibrary;

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

import org.gvsig.raster.cache.tile.TileCache;

import org.gvsig.raster.cache.tile.TileCacheLibrary;

import org.gvsig.raster.cache.tile.TileCacheLocator;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.extensionpoint.ExtensionPoint;

import org.gvsig.tools.extensionpoint.ExtensionPointManager;

/**

 * Tile cache extension for gvSIG

 * 

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

 */

public class CacheExtension extends Extension implements ConfigurationListener {

        /*

         * (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#execute(java.lang.String)

         */

        public void execute(String actionCommand) {

        }

        /*

         * (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#initialize()

         */

        public void initialize() {

                PluginServices.getIconTheme().registerDefault(

                                "pref-tilecache-icon",

                                this.getClass().getClassLoader().getResource("images/tilecache-pref.jpeg")

                        );

                Configuration.addValueChangedListener(this);

                Preferences prefs = Preferences.userRoot().node("gvsig.foldering");

                prefs.put("DataFolder", System.getProperty("user.home"));

                ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager();

                ExtensionPoint point = extensionPoints.add("AplicationPreferences");

                point.append("TileCachePreferences", "", TileCachePreferences.class);

                TileCacheLibrary.DEFAULT_TILEWIDTH = Configuration.getValue("tilesize", Integer.valueOf(TileCacheLibrary.DEFAULT_TILEWIDTH));

                TileCacheLibrary.DEFAULT_TILEHEIGHT = TileCacheLibrary.DEFAULT_TILEWIDTH;

        }

        /*

         * (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#isEnabled()

         */

        public boolean isEnabled() {

                return false;

        }

        public boolean isVisible() {

                return false;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.util.ConfigurationListener#actionConfigurationChanged(org.gvsig.raster.util.ConfigurationEvent)

         */

        public void actionConfigurationChanged(ConfigurationEvent e) {

                if (e.getKey().equals("path_tilecache")) {

                        if(e.getValue() instanceof String) {

                                String value = (String)e.getValue();

                                if(value != null && value.compareTo("") != 0) {

                                        RasterLibrary.pathTileCache =  (String)e.getValue();

                                        TileCache tc = TileCacheLocator.getManager().getTileCache(RasterLibrary.pathTileCache);

                                        tc.updateBaseDirectory(RasterLibrary.pathTileCache);

                                }

                        }

                        return;

                }

                if (e.getKey().equals("tile_levels")) {

                        if(e.getValue() instanceof String)

                                try {

                                        TileCacheLibrary.DEFAULT_LEVELS = new Integer((String) e

                                                        .getValue()).intValue();

                                } catch (NumberFormatException exc) {

                                        //Valor por defecto en la cache

                                }

                        if(e.getValue() instanceof Integer)

                                TileCacheLibrary.DEFAULT_LEVELS = ((Integer) e.getValue()).intValue();

                        return;

                }

                if (e.getKey().equals("tilesize")) {

                        if(e.getValue() instanceof String) {

                                try {

                                        String text = (String) e.getValue();

                                        text = text.replaceAll("\\.", "");

                                        text = text.replaceAll(",", "\\.");

                                        TileCacheLibrary.DEFAULT_TILEWIDTH = new Integer(text).intValue();

                                        TileCacheLibrary.DEFAULT_TILEHEIGHT = TileCacheLibrary.DEFAULT_TILEWIDTH;

                                } catch (NumberFormatException exc) {

                                        //Valor por defecto en la cache

                                }

                        }

                        if(e.getValue() instanceof Integer) {

                                TileCacheLibrary.DEFAULT_TILEWIDTH = ((Integer) e.getValue()).intValue();

                                TileCacheLibrary.DEFAULT_TILEHEIGHT = TileCacheLibrary.DEFAULT_TILEWIDTH;

                        }

                        return;

                }

                if (e.getKey().equals("tilecache_size")) {

                        if(e.getValue() instanceof String)

                                try {

                                        String text = (String) e.getValue();

                                        text = text.replaceAll("\\.", "");

                                        text = text.replaceAll(",", "\\.");

                                        TileCacheLibrary.MAX_CACHE_SIZE = new Integer((String) e

                                                        .getValue()).intValue();

                                } catch (NumberFormatException exc) {

                                        //Valor por defecto en la cache

                                }

                        if(e.getValue() instanceof Integer)

                                TileCacheLibrary.MAX_CACHE_SIZE = ((Integer) e.getValue()).intValue();

                        return;

                }

                if (e.getKey().equals("cache_struct")) {

                        if(e.getValue() instanceof String)

                                TileCacheLibrary.DEFAULT_STRUCTURE = (String)e.getValue();

                        return;

                }

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.gui.IGenericToolBarMenuItem#execute(com.iver.cit.gvsig.project.documents.view.toc.ITocItem, com.iver.cit.gvsig.fmap.layers.FLayer[])

         */

        public void execute(ITocItem item, FLayer[] selectedItems) {

        }

        public void postInitialize() {

                super.postInitialize();

//                storeLibrary.postInitialize();

        }

        /**

         * Shows an error dialog with a text and a accept button 

         * @param msg Message to show in the dialog

         * @param parentWindow Parent window

         */

        public static void messageBoxError(String msg, Object parentWindow){

                String string = PluginServices.getText(parentWindow, "accept");

                Object[] options = {string};

                JOptionPane.showOptionDialog((Component)PluginServices.getMainFrame(),

                                        "<html>" + PluginServices.getText(parentWindow, msg).replaceAll("\n", "<br>") + "</html>",

                                        PluginServices.getText(parentWindow, "confirmacion"),

                                        JOptionPane.OK_OPTION,

                                        JOptionPane.ERROR_MESSAGE,

                                        null,

                                        options,

                                        string);

        }

        /**

         * Shows an error dialog with a text and a YesOrNot button 

         * @param msg Message to show in the dialog.

         * @param parentWindow Parent window

         * @return Selected button by the button. Returns true if the user has selected Yes

         * and false if he has selected No. 

         */

        public static boolean messageBoxYesOrNot(String msg, Object parentWindow){

                String string1 = PluginServices.getText(parentWindow, "yes");

                String string2 = PluginServices.getText(parentWindow, "no");

                Object[] options = {string1, string2};

                int n = JOptionPane.showOptionDialog((Component)PluginServices.getMainFrame(),

                                        "<html>" + PluginServices.getText(parentWindow, msg).replaceAll("\n", "<br>") + "</html>",

                                        PluginServices.getText(parentWindow, "confirmacion"),

                                        JOptionPane.YES_NO_OPTION,

                                        JOptionPane.QUESTION_MESSAGE,

                                        null,

                                        options,

                                        string1);

                if (n == JOptionPane.YES_OPTION)

                        return true;

                else

                        return false;

        }

}