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A LookAndFeel library for swing
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/*
* Copyright (c) 2002 and later by MH Software-Entwicklung. All Rights Reserved.
*
* JTattoo is multiple licensed. If your are an open source developer you can use
* it under the terms and conditions of the GNU General Public License version 2.0
* or later as published by the Free Software Foundation.
*
* see: gpl-2.0.txt
*
* If you pay for a license you will become a registered user who could use the
* software under the terms and conditions of the GNU Lesser General Public License
* version 2.0 or later with classpath exception as published by the Free Software
* Foundation.
*
* see: lgpl-2.0.txt
* see: classpath-exception.txt
*
* Registered users could also use JTattoo under the terms and conditions of the
* Apache License, Version 2.0 as published by the Apache Software Foundation.
*
* see: APACHE-LICENSE-2.0.txt
*/
package com.jtattoo.plaf;
import java.awt.*;
import javax.swing.*;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.*;
import javax.swing.text.View;
/**
* @author Michael Hagen
*/
public class BaseRadioButtonUI extends BasicRadioButtonUI {
private static BaseRadioButtonUI radioButtonUI = null;
/* These Dimensions/Rectangles are allocated once for all
* RadioButtonUI.paint() calls. Re-using rectangles
* rather than allocating them in each paint call substantially
* reduced the time it took paint to run. Obviously, this
* method can't be re-entered.
*/
protected static Dimension size = new Dimension();
protected static Rectangle viewRect = new Rectangle();
protected static Rectangle iconRect = new Rectangle();
protected static Rectangle textRect = new Rectangle();
public static ComponentUI createUI(JComponent c) {
if (radioButtonUI == null) {
radioButtonUI = new BaseRadioButtonUI();
}
return radioButtonUI;
}
@Override
public void installDefaults(AbstractButton b) {
super.installDefaults(b);
b.setRolloverEnabled(true);
icon = UIManager.getIcon("RadioButton.icon");
}
@Override
public void paint(Graphics g, JComponent c) {
AbstractButton b = (AbstractButton) c;
g.setFont(c.getFont());
FontMetrics fm = JTattooUtilities.getFontMetrics(c, g, c.getFont());
Insets i = c.getInsets();
size = b.getSize(size);
viewRect.x = i.left;
viewRect.y = i.top;
viewRect.width = size.width - (i.right + viewRect.x);
viewRect.height = size.height - (i.bottom + viewRect.y);
iconRect.x = iconRect.y = iconRect.width = iconRect.height = 0;
textRect.x = textRect.y = textRect.width = textRect.height = 0;
Icon altIcon = b.getIcon();
int iconTextGap = b.getIconTextGap();
String text = SwingUtilities.layoutCompoundLabel(
c,
fm,
b.getText(),
altIcon != null ? altIcon : getDefaultIcon(),
b.getVerticalAlignment(),
b.getHorizontalAlignment(),
b.getVerticalTextPosition(),
b.getHorizontalTextPosition(),
viewRect,
iconRect,
textRect,
iconTextGap);
// fill background
if (c.isOpaque()) {
paintBackground(g, c);
}
paintIcon(g, c, iconRect);
if (text != null) {
paintText(g, c, text, textRect);
}
if (b.hasFocus() && b.isFocusPainted() && (textRect.width > 0) && (textRect.height > 0)) {
paintFocus(g, textRect, size);
}
}
protected void paintBackground(Graphics g, JComponent c) {
g.setColor(c.getBackground());
g.fillRect(0, 0, c.getWidth(), c.getHeight());
}
@Override
protected void paintIcon(Graphics g, JComponent c, Rectangle iconRect) {
AbstractButton b = (AbstractButton) c;
ButtonModel model = b.getModel();
Icon ico;
if (!model.isEnabled()) {
if (b.isSelected()) {
ico = b.getDisabledSelectedIcon();
} else {
ico = b.getDisabledIcon();
}
} else {
if (model.isPressed()) {
ico = b.getPressedIcon();
} else {
if (model.isRollover()) {
if (b.isSelected()) {
ico = b.getRolloverSelectedIcon();
} else {
ico = b.getRolloverIcon();
}
} else {
if (b.isSelected()) {
ico = b.getSelectedIcon();
} else {
ico = b.getIcon();
}
}
}
}
if (ico != null) {
ico.paintIcon(c, g, iconRect.x, iconRect.y - 1);
} else {
if (b.getIcon() != null) {
b.getIcon().paintIcon(c, g, iconRect.x, iconRect.y - 1);
} else {
getDefaultIcon().paintIcon(c, g, iconRect.x, iconRect.y - 1);
}
}
}
protected void paintText(Graphics g, JComponent c, String text, Rectangle textRect) {
View v = (View) c.getClientProperty(BasicHTML.propertyKey);
if (v != null) {
Graphics2D g2D = (Graphics2D) g;
Object savedRenderingHint = null;
if (AbstractLookAndFeel.getTheme().isTextAntiAliasingOn()) {
savedRenderingHint = g2D.getRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING);
g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, AbstractLookAndFeel.getTheme().getTextAntiAliasingHint());
}
v.paint(g, textRect);
if (AbstractLookAndFeel.getTheme().isTextAntiAliasingOn()) {
g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, savedRenderingHint);
}
} else {
AbstractButton b = (AbstractButton) c;
ButtonModel model = b.getModel();
g.setFont(b.getFont());
FontMetrics fm = JTattooUtilities.getFontMetrics(b, g, b.getFont());
int mnemIndex = b.getDisplayedMnemonicIndex();
if (model.isEnabled()) {
g.setColor(b.getForeground());
JTattooUtilities.drawStringUnderlineCharAt(c, g, text, mnemIndex, textRect.x, textRect.y + fm.getAscent());
} else {
g.setColor(Color.white);
JTattooUtilities.drawStringUnderlineCharAt(c, g, text, mnemIndex, textRect.x + 1, textRect.y + 1 + fm.getAscent());
g.setColor(AbstractLookAndFeel.getDisabledForegroundColor());
JTattooUtilities.drawStringUnderlineCharAt(c, g, text, mnemIndex, textRect.x, textRect.y + fm.getAscent());
}
}
}
@Override
protected void paintFocus(Graphics g, Rectangle t, Dimension d) {
g.setColor(AbstractLookAndFeel.getFocusColor());
BasicGraphicsUtils.drawDashedRect(g, t.x, t.y - 1, t.width + 1, t.height + 1);
}
} // end of class BaseRadioButtonUI