Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package org.gvsig.labeling.gui.layerproperties;

import java.awt.BorderLayout;

import java.awt.Component;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.TreeSet;

import javax.swing.ButtonGroup;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

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

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

import org.gvsig.app.ApplicationLocator;

import org.gvsig.gui.beans.AcceptCancelPanel;

import org.gvsig.gui.beans.controls.comboscale.ComboScale;

import org.gvsig.gui.beans.swing.GridBagLayoutPanel;

import org.gvsig.gui.beans.swing.JBlank;

import org.gvsig.i18n.Messages;

/**

 * <p>Configuration panel to set the range of scales in which the labels

 * will be visible.</p>

 *

 * @author jaume dominguez faus - jaume.dominguez@iver.es Apr 4, 2008

 *

 */

public class LabelScaleRange extends JPanel implements IWindow, ActionListener {

        private static final long serialVersionUID = -450284029750650479L;

        private static final long[] defaultScales = new long[] {

                1000,

                2000,

                5000,

                10000,

                50000,

                100000,

                200000,

                500000,

        };

        private long maxScale, minScale;

        private ComboScale cmbMaxScale;

        private ComboScale cmbMinScale;

        private JRadioButton rdBtnUseSameRangeThanLayer;

        private JRadioButton rdBtnDontShowLabelWhenZoomed;

        public LabelScaleRange(long minScale, long maxScale) {

                super();

                setLayout(new BorderLayout());

                this.maxScale = maxScale;

                this.minScale = minScale;

                getCmbMinScale().setScale(minScale);

                getCmbMaxScale().setScale(maxScale);

                GridBagLayoutPanel p = new GridBagLayoutPanel();

                p.addComponent(new JLabel(Messages.getText(

                                "specify_the_range_of_scales_at_which_labels_will_be_shown")+":"));

                p.addComponent(new JBlank(10, 10));

                p.addComponent(getRdUseSameRangeThanLayer());

                p.addComponent(new JBlank(10, 10));

                p.addComponent(getRdDontShowLabelsWhenZoomed());

                p.addComponent(new JBlank(10, 10));

                ButtonGroup group = new ButtonGroup();

                group.add(getRdUseSameRangeThanLayer());

                group.add(getRdDontShowLabelsWhenZoomed());

                getRdUseSameRangeThanLayer().addActionListener(this);

                getRdDontShowLabelsWhenZoomed().addActionListener(this);

                getRdUseSameRangeThanLayer().setSelected(maxScale == -1 && minScale == -1);

                getRdDontShowLabelsWhenZoomed().setSelected(!getRdUseSameRangeThanLayer().isSelected());

                getCmbMinScale().setEnabled(getRdDontShowLabelsWhenZoomed().isSelected());

                getCmbMaxScale().setEnabled(getRdDontShowLabelsWhenZoomed().isSelected());

                JPanel aux;

                JLabel l;

                l  = new JLabel("    "+Messages.getText("out_beyond")+":", JLabel.RIGHT);

                aux = new JPanel();

                aux.add(getCmbMaxScale());

//                aux.add(new JLabel("("+PluginServices.getText(this, "min_scale")+")"));

                aux.add(new JLabel("("+Messages.getText("max_scale")+")"));

                p.addComponent(l, aux);

                l = new JLabel("    "+Messages.getText("in_beyond")+":", JLabel.RIGHT);

                aux = new JPanel();

                aux.add(getCmbMinScale());

//                aux.add(new JLabel("("+PluginServices.getText(this, "max_scale")+")"));

                aux.add(new JLabel("("+Messages.getText("min_scale")+")"));

                        p.addComponent(l, aux);

                add(new JBlank(10, 10), BorderLayout.WEST);

                add(new JBlank(10, 10), BorderLayout.EAST);

                add(p, BorderLayout.CENTER);

                add(new AcceptCancelPanel(this, this), BorderLayout.SOUTH);

        }

        private JRadioButton getRdDontShowLabelsWhenZoomed() {

                if (rdBtnDontShowLabelWhenZoomed == null) {

                        rdBtnDontShowLabelWhenZoomed = new JRadioButton(

                                        Messages.getText("dont_show_labels_when_zoomed"));

                }

                return rdBtnDontShowLabelWhenZoomed;

        }

        private JRadioButton getRdUseSameRangeThanLayer() {

                if (rdBtnUseSameRangeThanLayer == null) {

                        rdBtnUseSameRangeThanLayer = new JRadioButton(

                                        Messages.getText("use_the_same_scale_range_as_the_feature_layer"));

                }

                return rdBtnUseSameRangeThanLayer;

        }

        public long getMaxScale() {

                return maxScale;

        }

        private ComboScale getCmbMaxScale() {

                if (cmbMaxScale == null) {

                        cmbMaxScale = new ComboScale();

                        TreeSet<Long> ts = new TreeSet<Long>();

                        if (maxScale!=-1) ts.add(maxScale);

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

                                ts.add(defaultScales[i]);

                        }

                        long[] items = new long[ts.size()];

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

                                items[i] = ts.first();

                                ts.remove(ts.first());

                        }

                        cmbMaxScale.setItems(items);

                }

                return cmbMaxScale;

        }

        private ComboScale getCmbMinScale() {

                if (cmbMinScale == null) {

                        cmbMinScale = new ComboScale();

                        TreeSet<Long> ts = new TreeSet<Long>();

                        if (minScale != -1)        ts.add(minScale);

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

                                ts.add(defaultScales[i]);

                        }

                        long[] items = new long[ts.size()];

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

                                items[i] = ts.first();

                                ts.remove(ts.first());

                        }

                        cmbMinScale.setItems(items);

                }

                return cmbMinScale;

        }

        public long getMinScale() {

                return minScale;

        }

        public WindowInfo getWindowInfo() {

                WindowInfo wi = new WindowInfo(WindowInfo.MODALDIALOG | WindowInfo.RESIZABLE);

                wi.setTitle(Messages.getText("scale_range_window_title"));

                wi.setWidth(480);

                wi.setHeight(200);

                return wi;

        }

        public Object getWindowProfile() {

                return WindowInfo.DIALOG_PROFILE;

        }

        public void actionPerformed(ActionEvent e) {

                Component c = (Component) e.getSource();

                if (getRdDontShowLabelsWhenZoomed().equals(c) ||

                        getRdUseSameRangeThanLayer().equals(c)) {

                        getCmbMinScale().setEnabled(getRdDontShowLabelsWhenZoomed().isSelected());

                        getCmbMaxScale().setEnabled(getRdDontShowLabelsWhenZoomed().isSelected());

                }

                if ("OK".equals(e.getActionCommand())) {

                        maxScale = (getRdUseSameRangeThanLayer().isSelected()) ?

                                 -1 : getCmbMaxScale().getScale();

                        minScale = (getRdUseSameRangeThanLayer().isSelected()) ?

                                 -1 : getCmbMinScale().getScale();

                        ApplicationLocator.getManager().getUIManager().closeWindow(this);

                }

                if ("CANCEL".equals(e.getActionCommand())) {

                        ApplicationLocator.getManager().getUIManager().closeWindow(this);

                }

        }

}