/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* --------------------------
* DefaultColorBarEditor.java
* --------------------------
* (C) Copyright 2002-2008, by David M. O'Donnell and Contributors.
*
* Original Author: David M. O'Donnell;
* Contributor(s): David Gilbert (for Object Refinery Limited);
* Arnaud Lelievre;
*
* Changes
* -------
* 26-Nov-2002 : Version 1 contributed by David M. O'Donnell (DG);
* 08-Sep-2003 : Added internationalization via use of properties
* resourceBundle (RFE 690236) (AL);
* 24-Nov-2005 : Moved and renamed: org.jfree.chart.ui.ColorBarPropertyEditPanel
* --> DefaultColorBarEditor (DG);
* 02-Feb-2007 : Removed author tags all over JFreeChart sources (DG);
*
*/
package org.jfree.chart.editor;
import java.awt.event.ActionEvent;
import java.util.ResourceBundle;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
import org.jfree.chart.axis.ColorBar;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.GreyPalette;
import org.jfree.chart.plot.RainbowPalette;
import org.jfree.layout.LCBLayout;
/**
* A DefaultColorBarEditor. Extends DefaultNumberAxisEditor to allow
* change general axis type parameters.
*/
class DefaultColorBarEditor extends DefaultNumberAxisEditor {
/**
* A checkbox that indicates whether or not the color indices should run
* high to low.
*/
private JCheckBox invertPaletteCheckBox;
/** Flag set by invertPaletteCheckBox. */
private boolean invertPalette = false;
/** A checkbox that indicates whether the palette is stepped. */
private JCheckBox stepPaletteCheckBox;
/** Flag set by stepPaletteCheckBox. */
private boolean stepPalette = false;
/** The Palette Sample displaying the current Palette. */
private PaletteSample currentPalette;
/** An array of availiable sample palettes. */
private PaletteSample[] availablePaletteSamples;
/** The resourceBundle for the localization. */
protected static ResourceBundle localizationResources =
ResourceBundle.getBundle("org.jfree.chart.editor.LocalizationBundle");
/**
* Creates a new edit panel for a color bar.
*
* @param colorBar the color bar.
*/
public DefaultColorBarEditor(ColorBar colorBar) {
super((NumberAxis) colorBar.getAxis());
this.invertPalette = colorBar.getColorPalette().isInverse();
this.stepPalette = colorBar.getColorPalette().isStepped();
this.currentPalette = new PaletteSample(colorBar.getColorPalette());
this.availablePaletteSamples = new PaletteSample[2];
this.availablePaletteSamples[0]
= new PaletteSample(new RainbowPalette());
this.availablePaletteSamples[1]
= new PaletteSample(new GreyPalette());
JTabbedPane other = getOtherTabs();
JPanel palettePanel = new JPanel(new LCBLayout(4));
palettePanel.setBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4));
palettePanel.add(new JPanel());
this.invertPaletteCheckBox = new JCheckBox(
localizationResources.getString("Invert_Palette"),
this.invertPalette
);
this.invertPaletteCheckBox.setActionCommand("invertPalette");
this.invertPaletteCheckBox.addActionListener(this);
palettePanel.add(this.invertPaletteCheckBox);
palettePanel.add(new JPanel());
palettePanel.add(new JPanel());
this.stepPaletteCheckBox = new JCheckBox(
localizationResources.getString("Step_Palette"),
this.stepPalette
);
this.stepPaletteCheckBox.setActionCommand("stepPalette");
this.stepPaletteCheckBox.addActionListener(this);
palettePanel.add(this.stepPaletteCheckBox);
palettePanel.add(new JPanel());
palettePanel.add(
new JLabel(localizationResources.getString("Palette"))
);
JButton button
= new JButton(localizationResources.getString("Set_palette..."));
button.setActionCommand("PaletteChoice");
button.addActionListener(this);
palettePanel.add(this.currentPalette);
palettePanel.add(button);
other.add(localizationResources.getString("Palette"), palettePanel);
}
/**
* Handles actions from within the property panel.
*
* @param event the event.
*/
public void actionPerformed(ActionEvent event) {
String command = event.getActionCommand();
if (command.equals("PaletteChoice")) {
attemptPaletteSelection();
}
else if (command.equals("invertPalette")) {
this.invertPalette = this.invertPaletteCheckBox.isSelected();
}
else if (command.equals("stepPalette")) {
this.stepPalette = this.stepPaletteCheckBox.isSelected();
}
else {
super.actionPerformed(event); // pass to super-class for handling
}
}
/**
* Handle a palette selection.
*/
private void attemptPaletteSelection() {
PaletteChooserPanel panel
= new PaletteChooserPanel(null, this.availablePaletteSamples);
int result = JOptionPane.showConfirmDialog(
this, panel, localizationResources.getString("Palette_Selection"),
JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE
);
if (result == JOptionPane.OK_OPTION) {
double zmin = this.currentPalette.getPalette().getMinZ();
double zmax = this.currentPalette.getPalette().getMaxZ();
this.currentPalette.setPalette(panel.getSelectedPalette());
this.currentPalette.getPalette().setMinZ(zmin);
this.currentPalette.getPalette().setMaxZ(zmax);
}
}
/**
* Sets the properties of the specified axis to match the properties
* defined on this panel.
*
* @param colorBar the color bar.
*/
public void setAxisProperties(ColorBar colorBar) {
super.setAxisProperties(colorBar.getAxis());
colorBar.setColorPalette(this.currentPalette.getPalette());
colorBar.getColorPalette().setInverse(this.invertPalette); //dmo added
colorBar.getColorPalette().setStepped(this.stepPalette); //dmo added
}
/**
* A static method that returns a panel that is appropriate for the axis
* type.
*
* @param colorBar the color bar.
*
* @return A panel or <code>null</code< if axis is <code>null</code>.
*/
public static DefaultColorBarEditor getInstance(ColorBar colorBar) {
if (colorBar != null) {
return new DefaultColorBarEditor(colorBar);
}
else {
return null;
}
}
}