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.editing.gui.preferences;

import java.awt.BorderLayout;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.util.prefs.Preferences;

import javax.swing.ImageIcon;

import javax.swing.JPanel;

import org.gvsig.andami.IconThemeHelper;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.preferences.AbstractPreferencePage;

import org.gvsig.andami.preferences.StoreException;

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

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

import org.gvsig.app.project.documents.view.toolListeners.snapping.gui.SnapConfig;

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.fmap.mapcontrol.MapControlLocator;

import org.gvsig.fmap.mapcontrol.MapControlManager;

import org.gvsig.fmap.mapcontrol.tools.snapping.snappers.ISnapper;

/**

 * Preferencias de snapping.

 *

 * @author Vicente Caballero Navarro

 */

public class SnapConfigPage extends AbstractPreferencePage {

    private static Preferences prefs = Preferences.userRoot().node("snappers");

    private SnapConfig snapConfig;   

        private static boolean applySnappers=true;

    @SuppressWarnings("unchecked")

    private MapControl mc=null;

    private static MapControlManager mapControlManager = MapControlLocator.getMapControlManager();

    public SnapConfigPage() {

        super();

        this.setLayout(new BorderLayout());

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

        if (window instanceof DefaultViewPanel) {

            mc = ((DefaultViewPanel)window).getMapControl();

            snapConfig = new SnapConfig(mc, new MouseListener() {

                /*

                 * Any mouse event in the relevant components

                 * of SnapConfig will cause changed = true 

                 */

                public void mousePressed(MouseEvent e) {

                    setChanged(true);

                }

                public void mouseReleased(MouseEvent e) { }

                public void mouseExited(MouseEvent e) { }

                public void mouseEntered(MouseEvent e) { }

                public void mouseClicked(MouseEvent e) { }

            });

            snapConfig.setSnappers();

            add(snapConfig, BorderLayout.CENTER);

        }

    }    

    /**

     * DOCUMENT ME!

     *

     * @throws StoreException DOCUMENT ME!

     */

    public void storeValues() throws StoreException {

            for (int n = 0; n < mapControlManager.getSnapperCount(); n++) {

            Boolean b = (Boolean) snapConfig.getTableModel().getValueAt(n, 0);

            ISnapper snp = (ISnapper) mapControlManager.getSnapperAt(n);

            String nameClass=snp.getClass().getName();

            nameClass=nameClass.substring(nameClass.lastIndexOf('.'));

            prefs.putBoolean("snapper_activated" + nameClass, b.booleanValue());

            if (b.booleanValue()){

                    snp.setEnabled(b);                    

            }

            prefs.putInt("snapper_priority"+ nameClass,snp.getPriority());

        }

        boolean b=snapConfig.applySnappers();

        prefs.putBoolean("apply-snappers",b);

        applySnappers=b;

    }

    /**

     * DOCUMENT ME!

     */

    public void setChangesApplied() {

            setChanged(false);

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public String getID() {

        return this.getClass().getName();

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public String getTitle() {

        return PluginServices.getText(this, "Snapping");

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public JPanel getPanel() {

        return this;

    }

    /**

     * DOCUMENT ME!

     */

    public void initializeValues() {

            if (prefs.get("apply-snappers", null) == null){

                    initializeDefaults();

            }

        applySnappers = prefs.getBoolean("apply-snappers",true);

        snapConfig.setApplySnappers(applySnappers);

        for (int n = 0; n < mapControlManager.getSnapperCount(); n++) {

            // Boolean b = (Boolean) snapConfig.getTableModel().getValueAt(n, 0);

            ISnapper snp = (ISnapper) mapControlManager.getSnapperAt(n);

            String nameClass = snp.getClass().getName();

            nameClass = nameClass.substring(nameClass.lastIndexOf('.'));

            boolean active = prefs.getBoolean("snapper_activated" + nameClass, false);

            snapConfig.getTableModel().setValueAt(active,n,0);

            int prior = prefs.getInt("snapper_priority"+ nameClass, 3);

            snapConfig.getTableModel().setValueAt(new Integer(prior), n, 3);

        }

    }

    /**

     * DOCUMENT ME!

     */

    public void initializeDefaults() {

            for (int n = 0; n < mapControlManager.getSnapperCount(); n++) {

            ISnapper snp = mapControlManager.getSnapperAt(n);

            String nameClass=snp.getClass().getName();

            nameClass=nameClass.substring(nameClass.lastIndexOf('.'));

            if (nameClass.equals(".FinalPointSnapper")){

                    int priority = 1;

                    prefs.putInt("snapper_priority" + nameClass, priority);

                    snp.setEnabled(true);            

                    snp.setPriority(priority);

            }else if (nameClass.equals(".NearestPointSnapper")){

                    int priority = 2;

                    prefs.putInt("snapper_priority" + nameClass, priority);

                    snp.setEnabled(true);                    

                    snp.setPriority(priority);

            }else{

                    int priority = 3;

                    prefs.putInt("snapper_priority" + nameClass, priority);

                    snp.setEnabled(false);                    

                    snp.setPriority(priority);

            }

        }

        applySnappers = true;

        snapConfig.setApplySnappers(applySnappers);

        snapConfig.selectSnappers();

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public ImageIcon getIcon() {

        return IconThemeHelper.getImageIcon("preferences-snapper");

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public boolean isValueChanged() {

            return super.hasChanged();

    }

    /*

     * (non-Javadoc)

     * @see org.gvsig.andami.preferences.AbstractPreferencePage#isResizeable()

     */

        public boolean isResizeable() {

                return true;

        }

}