/*
* RapidMiner
*
* Copyright (C) 2001-2008 by Rapid-I and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapid-i.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.gui.properties;
import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.AbstractCellEditor;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.JColorChooser;
import javax.swing.JTable;
import com.rapidminer.gui.RapidMinerGUI;
import com.rapidminer.operator.Operator;
import com.rapidminer.parameter.ParameterTypeColor;
/**
* Cell editor consisting of a colored button which opens a color chooser as
* action. Currently only used for property setting, not for parameters.
*
* @author Ingo Mierswa
* @version $Id: ColorValueCellEditor.java,v 1.4 2008/05/09 19:22:46 ingomierswa Exp $
*/
public class ColorValueCellEditor extends AbstractCellEditor implements PropertyValueCellEditor {
private static final long serialVersionUID = -7069543356398085334L;
private static class ColorIcon implements Icon {
private Color color;
private ColorIcon(Color color) {
this.color = color;
}
public Color getColor() {
return this.color;
}
public int getIconWidth() {
return 20;
}
public int getIconHeight() {
return 8;
}
public void paintIcon(Component c, Graphics g, int x, int y) {
g.setColor(color);
g.fillRoundRect(x, y, getIconWidth(), getIconHeight(), 2, 2);
g.setColor(Color.black);
g.drawRoundRect(x, y, getIconWidth(), getIconHeight(), 2, 2);
}
}
private transient ParameterTypeColor type;
private JButton button;
public ColorValueCellEditor(final ParameterTypeColor type) {
this.type = type;
button = new JButton("Choose Color...");
button.setToolTipText(type.getDescription());
button.setIconTextGap(6);
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
Color newColor = JColorChooser.showDialog(RapidMinerGUI.getMainFrame(),
"Choose Color for " + type.getKey(),
((ColorIcon)button.getIcon()).getColor());
if (newColor != null)
setEditorColor(newColor);
fireEditingStopped();
}
});
}
/** Does nothing. */
public void setOperator(Operator operator) {}
public void setEditorColor(Color color) {
button.setIcon(new ColorIcon(color));
}
public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int col) {
if (value == null) {
setEditorColor((transformString2Color((String) type.getDefaultValue())));
} else {
setEditorColor(transformString2Color((String) value));
}
return button;
}
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
return getTableCellEditorComponent(table, value, isSelected, row, column);
}
public Object getCellEditorValue() {
Color color = ((ColorIcon)button.getIcon()).getColor();
return color.getRed() + "," + color.getGreen() + "," + color.getBlue();
}
public boolean useEditorAsRenderer() {
return true;
}
private Color transformString2Color(String value) {
String[] colors = value.split(",");
Color color = new Color(Integer.parseInt(colors[0]), Integer.parseInt(colors[1]), Integer.parseInt(colors[2]));
return color;
}
}