Application: gvSIG desktop

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

 *

 * Copyright (C) 2007 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.

 */

package org.gvsig.rastertools.properties.panels;

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.Dimension;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.text.NumberFormat;

import javax.swing.BorderFactory;

import javax.swing.JCheckBox;

import javax.swing.JFormattedTextField;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.text.DefaultFormatterFactory;

import javax.swing.text.NumberFormatter;

import org.gvsig.gui.beans.panelGroup.panels.AbstractPanel;

import org.gvsig.raster.hierarchy.IRasterProperties;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.fmap.layers.FLayer;

/**

 *

 * @version 04/10/2007

 * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)

 */

public class ScalePanel extends AbstractPanel implements ActionListener {

        private static final long serialVersionUID = -4761218260868307869L;

        private FLayer              fLayer              = null;

        private JLabel              labelNotShowLayer   = null;

        private JLabel              labelMinim          = null;

        private JLabel              labelMaxim          = null;

        private JCheckBox           checkBoxMinim       = null;

        private JCheckBox           checkBoxMaxim       = null;

        private JFormattedTextField textFieldMinim      = null;

        private JFormattedTextField textFieldMaxim      = null;

        private JPanel              panel               = null;

        private NumberFormat        doubleDisplayFormat = null;

        private NumberFormat        doubleEditFormat    = null;

        private double              initMaxScale        = -1;

        private double              initMinScale        = -1;

        public ScalePanel() {

                super();

                setLabel(PluginServices.getText(this, "scale_panel"));

                setUpFormats();

                initialize();

                translate();

        }

        /**

         * Create and set up number formats. These objects also parse numbers input by

         * user.

         */

        private void setUpFormats() {

                doubleDisplayFormat = NumberFormat.getNumberInstance();

                doubleDisplayFormat.setMinimumFractionDigits(0);

                doubleEditFormat = NumberFormat.getNumberInstance();

        }

        private void translate() {

                getJLabelNotShowLayer().setText(PluginServices.getText(this, "no_mostrar_la_capa_cuando_la_escala_sea") + ":");

                getJLabelMinim().setText("(" + PluginServices.getText(this, "escala_minima") + ")");

                getJLabelMaxim().setText("(" + PluginServices.getText(this, "escala_maxima") + ")");

                getJCheckBoxMinim().setText(PluginServices.getText(this, "mayor_de") + " 1:");

                getJCheckBoxMaxim().setText(PluginServices.getText(this, "menor_de") + " 1:");

                getJPanel().setBorder(BorderFactory.createTitledBorder(PluginServices.getText(this, "rango_de_escalas")));

        }

        protected void initialize() {

                setLayout(new BorderLayout());

                GridBagConstraints gridBagConstraints;

                JPanel jPanel1 = new JPanel();

                jPanel1.setLayout(new GridBagLayout());

                int y = 0;

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = y;

                gridBagConstraints.gridwidth = 3;

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.insets = new Insets(2, 2, 2, 2);

                jPanel1.add(getJLabelNotShowLayer(), gridBagConstraints);

                y++;

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = y;

                gridBagConstraints.insets = new Insets(2, 2, 2, 0);

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                jPanel1.add(getJCheckBoxMinim(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 1;

                gridBagConstraints.gridy = y;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.insets = new Insets(2, 0, 2, 2);

                jPanel1.add(getJTextFieldMinim(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 2;

                gridBagConstraints.gridy = y;

                gridBagConstraints.insets = new Insets(2, 2, 2, 2);

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                jPanel1.add(getJLabelMinim(), gridBagConstraints);

                y++;

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = y;

                gridBagConstraints.insets = new Insets(2, 2, 2, 0);

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                jPanel1.add(getJCheckBoxMaxim(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 1;

                gridBagConstraints.gridy = y;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.insets = new Insets(2, 0, 2, 2);

                jPanel1.add(getJTextFieldMaxim(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 2;

                gridBagConstraints.gridy = y;

                gridBagConstraints.insets = new Insets(2, 2, 2, 2);

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                jPanel1.add(getJLabelMaxim(), gridBagConstraints);

                y++;

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = y;

                gridBagConstraints.gridwidth = 3;

                gridBagConstraints.fill = GridBagConstraints.BOTH;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.weighty = 1.0;

                JPanel emptyPanel = new JPanel();

                emptyPanel.setMinimumSize(new Dimension(0, 0));

                jPanel1.add(emptyPanel, gridBagConstraints);

                getJPanel().add(jPanel1, BorderLayout.CENTER);

                add(getJPanel(), BorderLayout.CENTER);

        }

        private JPanel getJPanel() {

                if (panel == null) {

                        panel = new JPanel();

                        panel.setLayout(new BorderLayout());

                }

                return panel;

        }

        private JLabel getJLabelNotShowLayer() {

                if (labelNotShowLayer == null) {

                        labelNotShowLayer = new JLabel();

                }

                return labelNotShowLayer;

        }

        private JFormattedTextField getJTextFieldMinim() {

                if (textFieldMinim == null) {

                        textFieldMinim = new JFormattedTextField(new DefaultFormatterFactory(

                                        new NumberFormatter(doubleDisplayFormat),

                                        new NumberFormatter(doubleDisplayFormat),

                                        new NumberFormatter(doubleEditFormat)));

                        textFieldMinim.setEnabled(false);

                        textFieldMinim.setBackground(getBackground());

                }

                return textFieldMinim;

        }

        private JFormattedTextField getJTextFieldMaxim() {

                if (textFieldMaxim == null) {

                        textFieldMaxim = new JFormattedTextField(new DefaultFormatterFactory(

                                        new NumberFormatter(doubleDisplayFormat),

                                        new NumberFormatter(doubleDisplayFormat),

                                        new NumberFormatter(doubleEditFormat)));

                        textFieldMaxim.setEnabled(false);

                        textFieldMaxim.setBackground(getBackground());

                }

                return textFieldMaxim;

        }

        private JCheckBox getJCheckBoxMinim() {

                if (checkBoxMinim == null) {

                        checkBoxMinim = new JCheckBox();

                        checkBoxMinim.addActionListener(this);

                        checkBoxMinim.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0));

                        checkBoxMinim.setMargin(new java.awt.Insets(0, 0, 0, 0));

                }

                return checkBoxMinim;

        }

        private JLabel getJLabelMinim() {

                if (labelMinim == null) {

                        labelMinim = new JLabel();

                        labelMinim.setEnabled(false);

                }

                return labelMinim;

        }

        private JCheckBox getJCheckBoxMaxim() {

                if (checkBoxMaxim == null) {

                        checkBoxMaxim = new JCheckBox();

                        checkBoxMaxim.addActionListener(this);

                        checkBoxMaxim.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0));

                        checkBoxMaxim.setMargin(new java.awt.Insets(0, 0, 0, 0));

                }

                return checkBoxMaxim;

        }

        private JLabel getJLabelMaxim() {

                if (labelMaxim == null) {

                        labelMaxim = new JLabel();

                        labelMaxim.setEnabled(false);

                }

                return labelMaxim;

        }

        /*

         * (non-Javadoc)

         * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)

         */

        public void actionPerformed(ActionEvent e) {

                if (e.getSource() == getJCheckBoxMinim()) {

                        boolean enabled = getJCheckBoxMinim().isSelected();

                        getJLabelMinim().setEnabled(enabled);

                        getJTextFieldMinim().setEnabled(enabled);

                        getJTextFieldMinim().setBackground(enabled?Color.white: getBackground());

                }

                if (e.getSource() == getJCheckBoxMaxim()) {

                        boolean enabled = getJCheckBoxMaxim().isSelected();

                        getJLabelMaxim().setEnabled(enabled);

                        getJTextFieldMaxim().setEnabled(enabled);

                        getJTextFieldMaxim().setBackground(enabled?Color.white: getBackground());

                }

        }

        public void setReference(Object ref) {

                super.setReference(ref);

                if (!(ref instanceof FLayer))

                        return;

                FLayer lyr = (FLayer) ref;

                if (lyr instanceof IRasterProperties) {

                        fLayer = lyr;

                        if (fLayer.getMaxScale() != -1) {

                                initMaxScale = fLayer.getMaxScale();

                                getJTextFieldMaxim().setValue(

                                                Double.valueOf(fLayer.getMaxScale()));

                                getJCheckBoxMaxim().setSelected(true);

                                getJLabelMaxim().setEnabled(true);

                                getJTextFieldMaxim().setEnabled(true);

                                getJTextFieldMaxim().setBackground(Color.WHITE);

                        }

                        if (fLayer.getMinScale() != -1) {

                                initMinScale = fLayer.getMinScale();

                                getJTextFieldMinim().setValue(

                                                Double.valueOf(fLayer.getMinScale()));

                                getJCheckBoxMinim().setSelected(true);

                                getJLabelMinim().setEnabled(true);

                                getJTextFieldMinim().setEnabled(true);

                                getJTextFieldMinim().setBackground(Color.WHITE);

                        }

                }

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.gui.properties.dialog.IRegistrablePanel#accept()

         */

        public void accept() {

                if (fLayer == null)

                        return;

                double maxScale = -1;

                double minScale = -1;

                if (getJCheckBoxMaxim().isSelected())

                        maxScale = ((Number) getJTextFieldMaxim().getValue()).doubleValue();

                if (getJCheckBoxMinim().isSelected())

                        minScale = ((Number) getJTextFieldMinim().getValue()).doubleValue();

                fLayer.setMaxScale(maxScale);

                fLayer.setMinScale(minScale);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.gui.properties.dialog.IRegistrablePanel#apply()

         */

        public void apply() {

                accept();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.gui.properties.dialog.IRegistrablePanel#cancel()

         */

        public void cancel() {

                fLayer.setMaxScale(initMaxScale);

                fLayer.setMinScale(initMinScale);

        }

        public void selected() {

        }

}