/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.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.look.icons;
import java.awt.BasicStroke;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.Stroke;
import java.awt.geom.Ellipse2D;
import java.io.Serializable;
import javax.swing.ButtonModel;
import javax.swing.Icon;
import javax.swing.JRadioButton;
import javax.swing.plaf.UIResource;
import com.rapidminer.gui.look.Colors;
/**
* The radio button icon.
*
* @author Ingo Mierswa, Marco Boeck
*/
public class RadioButtonIcon implements Icon, UIResource, Serializable {
private static final long serialVersionUID = -2576744883403903818L;
private static final Stroke RADIO_STROKE = new BasicStroke(2f);
@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
JRadioButton radioButton = (JRadioButton) c;
ButtonModel bm = radioButton.getModel();
int w = c.getWidth();
int h = c.getHeight();
if (h < 0 || w < 0) {
return;
}
g.translate(x, y);
boolean isSelected = bm.isSelected();
boolean isEnabled = bm.isEnabled();
boolean isPressed = bm.isPressed();
Graphics2D g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
// drawing background section
if (!isEnabled) {
g2.setColor(Colors.RADIOBUTTON_BACKGROUND_DISABLED);
} else {
g2.setColor(Colors.RADIOBUTTON_BACKGROUND);
}
Shape circle = new Ellipse2D.Double(2, 2, 12, 12);
g2.fill(circle);
if (!isEnabled) {
g2.setColor(Colors.RADIOBUTTON_BORDER_DISABLED);
} else {
if (isPressed) {
g2.setColor(Colors.RADIOBUTTON_BORDER_FOCUS);
} else {
g2.setColor(Colors.RADIOBUTTON_BORDER);
}
}
g2.setStroke(RADIO_STROKE);
circle = new Ellipse2D.Double(1, 1, 14, 14);
g2.draw(circle);
// drawing sphere
if (isSelected) {
if (isEnabled) {
g2.setColor(Colors.RADIOBUTTON_CHECKED);
} else {
g2.setColor(Colors.RADIOBUTTON_CHECKED_DISABLED);
}
circle = new Ellipse2D.Double(4, 4, 9, 9);
g2.fill(circle);
}
g.translate(-x, -y);
}
@Override
public int getIconWidth() {
return 16;
}
@Override
public int getIconHeight() {
return 16;
}
}