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.algorithm.swing.impl.maskthreshold;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.BorderFactory;

import javax.swing.ButtonGroup;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import org.gvsig.i18n.Messages;

import org.gvsig.raster.swing.listener.PanelChangeEvent;

import org.gvsig.raster.swing.listener.PanelChangeListener;

import org.gvsig.raster.tools.algorithm.swing.impl.bean.combotext.ComboTextImpl;

import org.gvsig.raster.tools.algorithm.swing.impl.bean.inputlayer.InputLayerImpl;

/**

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

 */

public class OperationMaskThresholdImpl extends JPanel implements ActionListener {

        private static final long   serialVersionUID    = 1L;

        private JRadioButton        valueRadio          = null;

        private JRadioButton        layerRadio          = null;

        private InputLayerImpl      layerSelection      = null;

        private ComboTextImpl       comboText           = null;

        private PanelChangeListener listener            = null;

        public OperationMaskThresholdImpl() {

                init();

        }

        private void init() {

                ButtonGroup  group = new ButtonGroup();

                group.add(getValueRadio());

                group.add(getLayerRadio());

                this.setLayout(new GridBagLayout());

                setBorder(BorderFactory.createTitledBorder(Messages.getText("operation")));

                GridBagConstraints gridBagConstraints1 = new GridBagConstraints();

                gridBagConstraints1.fill = java.awt.GridBagConstraints.HORIZONTAL;

                gridBagConstraints1.weightx = 1;

                gridBagConstraints1.insets = new java.awt.Insets(0, 0, 0, 0);

                gridBagConstraints1.gridwidth = 2;

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 0;

                this.add(getValueRadio(), gridBagConstraints1);

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 1;

                this.add(getLayerRadio(), gridBagConstraints1);

                gridBagConstraints1.gridwidth = 1;

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 2;

                this.add(getComboText(), gridBagConstraints1);

                gridBagConstraints1.gridwidth = 2;

                gridBagConstraints1.fill = java.awt.GridBagConstraints.HORIZONTAL;

                gridBagConstraints1.weightx = 1;

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 3;

                this.add(getLayerSelection(), gridBagConstraints1);

                gridBagConstraints1.fill = java.awt.GridBagConstraints.BOTH;

                gridBagConstraints1.weightx = 1;

                gridBagConstraints1.weighty = 1;

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 4;

                this.add(new JPanel(), gridBagConstraints1);

        }

        public JRadioButton getValueRadio() {

                if(valueRadio == null) {

                        valueRadio = new JRadioButton(Messages.getText("value"));

                        valueRadio.setSelected(true);

                        valueRadio.addActionListener(this);

                }

                return valueRadio;

        }

        public JRadioButton getLayerRadio() {

                if(layerRadio == null) {

                        layerRadio = new JRadioButton(Messages.getText("layer"));

                        layerRadio.addActionListener(this);

                }

                return layerRadio;

        }

        public InputLayerImpl getLayerSelection() {

                if(layerSelection == null) {

                        layerSelection = new InputLayerImpl(null, false, true);

                        layerSelection.setEnabled(false);

                }

                return layerSelection;

        }

        public ComboTextImpl getComboText() {

                if(comboText == null) {

                        comboText = new ComboTextImpl(null, false, false);

                        comboText.getTextField().setEnabled(true);

                }

                return comboText;

        }

        public void addPanelChangeEvent(PanelChangeListener listener) {

                this.listener = listener;

                getLayerSelection().addPanelChangeEvent(listener);

                getComboText().addPanelChangeEvent(listener);

        }

        public void actionPerformed(ActionEvent e) {

                if(listener != null)

                        listener.panelHasChanged(new PanelChangeEvent(e));

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

                        getLayerSelection().setEnabled(false);

                        getComboText().getTextField().setEnabled(true);

                } 

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

                        getLayerSelection().setEnabled(true);

                        getComboText().getTextField().setEnabled(false);

                } 

        }

}