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/*
* Copyright (c) 2002 and later by MH Software-Entwicklung. All Rights Reserved.
*
* JTattoo is dual licensed. 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
*
* Registered users (this who payed for a license) 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
*/
package com.jtattoo.plaf;
import java.awt.AlphaComposite;
import java.awt.Color;
import java.awt.Composite;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.event.KeyEvent;
import javax.swing.AbstractButton;
import javax.swing.ButtonModel;
import javax.swing.InputMap;
import javax.swing.JComponent;
import javax.swing.JMenuBar;
import javax.swing.KeyStroke;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.border.EmptyBorder;
import javax.swing.plaf.ColorUIResource;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.BasicButtonListener;
import javax.swing.plaf.basic.BasicButtonUI;
import javax.swing.plaf.basic.BasicGraphicsUtils;
import javax.swing.plaf.basic.BasicHTML;
import javax.swing.text.View;
/**
* @author Michael Hagen
*/
public class BaseButtonUI extends BasicButtonUI {
protected static Rectangle viewRect = new Rectangle();
protected static Rectangle textRect = new Rectangle();
protected static Rectangle iconRect = new Rectangle();
protected static Color[] defaultColors = null;
public static ComponentUI createUI(JComponent c) {
return new BaseButtonUI();
}
protected void installKeyboardActions(AbstractButton b) {
super.installKeyboardActions(b);
InputMap im = (InputMap) UIManager.get("Button.focusInputMap");
im.put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0, false), "pressed");
im.put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0, true), "released");
Color cArr[] = AbstractLookAndFeel.getTheme().getButtonColors();
defaultColors = new Color[cArr.length];
for (int i = 0; i < cArr.length; i++) {
defaultColors[i] = ColorHelper.brighter(cArr[i], 20);
}
}
public void installDefaults(AbstractButton b) {
super.installDefaults(b);
b.setOpaque(false);
b.setRolloverEnabled(true);
}
protected void uninstallDefaults(AbstractButton b) {
super.uninstallDefaults(b);
b.setOpaque(true);
b.setRolloverEnabled(false);
}
protected BasicButtonListener createButtonListener(AbstractButton b) {
return new BaseButtonListener(b);
}
protected void paintBackground(Graphics g, AbstractButton b) {
if (!b.isContentAreaFilled() || (b.getParent() instanceof JMenuBar)) {
return;
}
int width = b.getWidth();
int height = b.getHeight();
ButtonModel model = b.getModel();
Color colors[] = AbstractLookAndFeel.getTheme().getButtonColors();
if (b.isEnabled()) {
Color background = b.getBackground();
if (background instanceof ColorUIResource) {
if (model.isPressed() && model.isArmed()) {
colors = AbstractLookAndFeel.getTheme().getPressedColors();
}
else if (b.isRolloverEnabled() && model.isRollover()) {
colors = AbstractLookAndFeel.getTheme().getRolloverColors();
}
else if (AbstractLookAndFeel.getTheme().doShowFocusFrame() && b.hasFocus()) {
colors = AbstractLookAndFeel.getTheme().getFocusColors();
}
else if (JTattooUtilities.isFrameActive(b) && (b.getRootPane() != null) && (b.equals(b.getRootPane().getDefaultButton()))) {
colors = defaultColors;
}
}
else {
if (model.isPressed() && model.isArmed()) {
colors = ColorHelper.createColorArr(ColorHelper.darker(background, 30), ColorHelper.darker(background, 10), 20);
}
else {
if (b.isRolloverEnabled() && model.isRollover()) {
colors = ColorHelper.createColorArr(ColorHelper.brighter(background, 50), ColorHelper.brighter(background, 10), 20);
}
else {
colors = ColorHelper.createColorArr(ColorHelper.brighter(background, 30), ColorHelper.darker(background, 10), 20);
}
}
}
}
else { // disabled
colors = AbstractLookAndFeel.getTheme().getDisabledColors();
}
if (b.isBorderPainted() && (b.getBorder() != null) && !(b.getBorder() instanceof EmptyBorder)) {
Insets insets = b.getBorder().getBorderInsets(b);
int x = insets.left > 0 ? 1 : 0;
int y = insets.top > 0 ? 1 : 0;
int w = insets.right > 0 ? width - 1 : width;
int h = insets.bottom > 0 ? height - 1 : height;
JTattooUtilities.fillHorGradient(g, colors, x, y, w - x, h - y);
}
else {
JTattooUtilities.fillHorGradient(g, colors, 0, 0, width, height);
}
}
protected void paintText(Graphics g, AbstractButton b, Rectangle textRect, String text) {
ButtonModel model = b.getModel();
FontMetrics fm = JTattooUtilities.getFontMetrics(b, g, b.getFont());
int mnemIndex;
if (JTattooUtilities.getJavaVersion() >= 1.4) {
mnemIndex = b.getDisplayedMnemonicIndex();
}
else {
mnemIndex = JTattooUtilities.findDisplayedMnemonicIndex(b.getText(), model.getMnemonic());
}
if (model.isEnabled()) {
Color foreground = b.getForeground();
Color background = b.getBackground();
int offs = 0;
if (model.isArmed() && model.isPressed()) {
offs = 1;
}
if (!(model.isPressed() && model.isArmed())) {
Object sc = b.getClientProperty("shadowColor");
if (sc instanceof Color) {
g.setColor((Color) sc);
JTattooUtilities.drawStringUnderlineCharAt(b, g, text, mnemIndex, textRect.x + 1, textRect.y + 1 + fm.getAscent());
}
}
if (background instanceof ColorUIResource) {
if (model.isPressed() && model.isArmed()) {
g.setColor(AbstractLookAndFeel.getTheme().getPressedForegroundColor());
}
else if (model.isRollover()) {
g.setColor(AbstractLookAndFeel.getTheme().getRolloverForegroundColor());
}
else {
g.setColor(foreground);
}
}
else {
g.setColor(foreground);
}
JTattooUtilities.drawStringUnderlineCharAt(b, g, text, mnemIndex, textRect.x + offs, textRect.y + offs + fm.getAscent());
}
else {
if (ColorHelper.getGrayValue(b.getForeground()) < 128) {
g.setColor(Color.white);
JTattooUtilities.drawStringUnderlineCharAt(b, g, text, mnemIndex, textRect.x + 1, textRect.y + 1 + fm.getAscent());
}
g.setColor(AbstractLookAndFeel.getDisabledForegroundColor());
JTattooUtilities.drawStringUnderlineCharAt(b, g, text, mnemIndex, textRect.x, textRect.y + fm.getAscent());
}
}
protected void paintFocus(Graphics g, AbstractButton b, Rectangle viewRect, Rectangle textRect, Rectangle iconRect) {
g.setColor(AbstractLookAndFeel.getFocusColor());
BasicGraphicsUtils.drawDashedRect(g, 4, 3, b.getWidth() - 8, b.getHeight() - 6);
}
public void paint(Graphics g, JComponent c) {
Graphics2D g2D = (Graphics2D) g;
AbstractButton b = (AbstractButton) c;
Font f = c.getFont();
g.setFont(f);
FontMetrics fm = JTattooUtilities.getFontMetrics(b, g, b.getFont());
Insets insets = c.getInsets();
viewRect.x = insets.left;
viewRect.y = insets.top;
viewRect.width = b.getWidth() - (insets.right + viewRect.x);
viewRect.height = b.getHeight() - (insets.bottom + viewRect.y);
textRect.x = textRect.y = textRect.width = textRect.height = 0;
iconRect.x = iconRect.y = iconRect.width = iconRect.height = 0;
int iconTextGap = defaultTextIconGap;
if (JTattooUtilities.getJavaVersion() >= 1.4) {
iconTextGap = b.getIconTextGap();
}
String text = SwingUtilities.layoutCompoundLabel(c, fm, b.getText(), b.getIcon(), b.getVerticalAlignment(), b.getHorizontalAlignment(),
b.getVerticalTextPosition(), b.getHorizontalTextPosition(), viewRect, iconRect, textRect, b.getText() == null ? 0 : iconTextGap);
paintBackground(g, b);
if (b.getIcon() != null) {
if (!b.isEnabled()) {
Composite savedComposite = g2D.getComposite();
AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.5f);
g2D.setComposite(alpha);
paintIcon(g, c, iconRect);
g2D.setComposite(savedComposite);
}
else {
if (b.getModel().isPressed() && b.getModel().isRollover()) {
iconRect.x++;
iconRect.y++;
}
paintIcon(g, c, iconRect);
}
}
if (text != null && !text.equals("")) {
View v = (View) c.getClientProperty(BasicHTML.propertyKey);
if (v != null) {
Object savedRenderingHint = null;
if (AbstractLookAndFeel.getTheme().isTextAntiAliasingOn()) {
savedRenderingHint = g2D.getRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING);
g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
}
v.paint(g, textRect);
if (AbstractLookAndFeel.getTheme().isTextAntiAliasingOn()) {
g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, savedRenderingHint);
}
}
else {
paintText(g, b, textRect, text);
}
}
if (b.isFocusPainted() && b.hasFocus()) {
paintFocus(g, b, viewRect, textRect, iconRect);
}
}
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