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A LookAndFeel library for swing
/*
* 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.basic.BasicGraphicsUtils;
/**
* @author Michael Hagen
*/
public class JTattooUtilities {
private static final boolean IS_WINDOWS = System.getProperty("os.name").toLowerCase().contains("windows");
private static final boolean IS_OS2 = System.getProperty("os.name").toLowerCase().contains("os/2");
private static final boolean IS_MAC = System.getProperty("os.name").toLowerCase().contains("mac");
private static final boolean IS_LINUX = System.getProperty("os.name").toLowerCase().contains("linux");
private static final boolean IS_SUNOS = System.getProperty("os.name").toLowerCase().contains("sunos");
private static final boolean IS_AIX = System.getProperty("os.name").toLowerCase().contains("aix");
private static final boolean IS_HPUX = System.getProperty("os.name").toLowerCase().contains("hpux");
private static final boolean IS_FREEBSD = System.getProperty("os.name").toLowerCase().contains("freebsd");
private static final boolean IS_HIRES_SCREEN = Toolkit.getDefaultToolkit().getScreenSize().width > 1280;
private static Double javaVersion = null;
private static Double osVersion = null;
private static final String ELLIPSIS = "...";
public static double getJavaVersion() {
if (javaVersion == null) {
try {
String ver = System.getProperty("java.version");
String version = "";
boolean firstPoint = true;
for (int i = 0; i < ver.length(); i++) {
if (ver.charAt(i) == '.') {
if (firstPoint) {
version += ver.charAt(i);
}
firstPoint = false;
} else if (Character.isDigit(ver.charAt(i))) {
version += ver.charAt(i);
}
}
javaVersion = new Double(version);
} catch (NumberFormatException ex) {
javaVersion = 1.3;
}
}
return javaVersion;
}
public static double getOSVersion() {
if (osVersion == null) {
try {
String ver = System.getProperties().getProperty("os.version");
String version = "";
boolean firstPoint = true;
for (int i = 0; i < ver.length(); i++) {
if (ver.charAt(i) == '.') {
if (firstPoint) {
version += ver.charAt(i);
}
firstPoint = false;
} else if (Character.isDigit(ver.charAt(i))) {
version += ver.charAt(i);
}
}
osVersion = new Double(version);
} catch (NumberFormatException ex) {
osVersion = 1.0;
}
}
return osVersion;
}
public static boolean isWindows() {
return IS_WINDOWS;
}
public static boolean isOS2() {
return IS_OS2;
}
public static boolean isMac() {
return IS_MAC;
}
public static boolean isLinux() {
return IS_LINUX;
}
public static boolean isSunOS() {
return IS_SUNOS;
}
public static boolean isAIX() {
return IS_AIX;
}
public static boolean isHPUX() {
return IS_HPUX;
}
public static boolean isFreeBSD() {
return IS_FREEBSD;
}
public static boolean isHiresScreen() {
return IS_HIRES_SCREEN;
}
public static boolean isLeftToRight(Component c) {
if (c == null) {
return true;
}
return c.getComponentOrientation().isLeftToRight();
}
public static boolean isActive(JComponent c) {
if (c == null) {
return false;
}
boolean active = true;
if (c instanceof JInternalFrame) {
active = ((JInternalFrame) c).isSelected();
}
if (active) {
Container parent = c.getParent();
while (parent != null) {
if (parent instanceof JInternalFrame) {
active = ((JInternalFrame) parent).isSelected();
break;
}
parent = parent.getParent();
}
}
if (active) {
active = isFrameActive(c);
}
return active;
}
public static boolean isFrameActive(Component c) {
if (c == null) {
return false;
}
Window w = SwingUtilities.getWindowAncestor(c);
if (w != null) {
if (w.getClass().getName().contains("Popup")) {
return true;
} else {
return w.isActive();
}
}
return true;
}
public static Container getRootContainer(Component c) {
if (c == null) {
return null;
}
Container parent = c.getParent();
while ((parent != null) && !(parent instanceof JPopupMenu) && !(parent instanceof JInternalFrame) && !(parent instanceof Window) && (parent.getParent() != null)) {
parent = parent.getParent();
}
return parent;
}
public static Dimension getFrameSize(Component c) {
Container parent = getRootContainer(c);
if (parent != null) {
return parent.getSize();
}
return Toolkit.getDefaultToolkit().getScreenSize();
}
public static Point getRelLocation(Component c) {
if (c == null || !c.isShowing()) {
return new Point(0, 0);
}
Container parent = getRootContainer(c);
if ((parent != null) && parent.isShowing() && c.isShowing()) {
Point p1 = c.getLocationOnScreen();
Point p2 = parent.getLocationOnScreen();
return new Point(p1.x - p2.x, p1.y - p2.y);
}
return new Point(0, 0);
}
public static String getClippedText(String text, FontMetrics fm, int maxWidth) {
if ((text == null) || (text.length() == 0)) {
return "";
}
int width = SwingUtilities.computeStringWidth(fm, text);
if (width > maxWidth) {
int totalWidth = SwingUtilities.computeStringWidth(fm, ELLIPSIS);
for (int i = 0; i < text.length(); i++) {
totalWidth += fm.charWidth(text.charAt(i));
if (totalWidth > maxWidth) {
return text.substring(0, i) + ELLIPSIS;
}
}
}
return text;
}
public static FontMetrics getFontMetrics(JComponent c, Graphics g, Font f) {
FontMetrics fm = null;
if (fm == null) {
if (g == null) {
if (c != null) {
g = c.getGraphics();
}
}
if (g != null) {
if (f != null) {
fm = g.getFontMetrics(f);
} else {
fm = g.getFontMetrics();
}
} else if (c != null) {
if (f != null) {
fm = c.getFontMetrics(f);
} else {
fm = c.getFontMetrics(c.getFont());
}
}
}
return fm;
}
public static void drawString(JComponent c, Graphics g, String text, int x, int y) {
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());
}
g2D.drawString(text, x, y);
if (AbstractLookAndFeel.getTheme().isTextAntiAliasingOn()) {
g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, savedRenderingHint);
}
}
public static void drawStringUnderlineCharAt(JComponent c, Graphics g, String text, int underlinedIndex, int x, int y) {
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());
}
BasicGraphicsUtils.drawStringUnderlineCharAt(g, text, underlinedIndex, x, y);
if (AbstractLookAndFeel.getTheme().isTextAntiAliasingOn()) {
g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, savedRenderingHint);
}
}
public static void fillHorGradient(Graphics g, Color[] colors, int x, int y, int w, int h) {
if (colors != null) {
int steps = colors.length;
double dy = (double) h / (double) (steps);
if (dy <= 2.001) {
int y1 = y;
for (int i = 0; i < steps; i++) {
int y2 = y + (int) Math.round((double) i * dy);
g.setColor(colors[i]);
if (i == (steps - 1)) {
g.fillRect(x, y1, w, y + h - y1);
} else {
g.fillRect(x, y1, w, y2 - y1);
}
y1 = y2;
}
} else {
smoothFillHorGradient(g, colors, x, y, w, h);
}
}
}
public static void smoothFillHorGradient(Graphics g, Color[] colors, int x, int y, int w, int h) {
if (colors != null) {
Graphics2D g2D = (Graphics2D) g;
Paint savedPaint = g2D.getPaint();
int steps = colors.length;
double dy = (double) h / (double) (steps - 1);
int y1 = y;
for (int i = 0; i < steps; i++) {
int y2 = y + (int) Math.round((double) i * dy);
if (i == (steps - 1)) {
g2D.setPaint(null);
g2D.setColor(colors[i]);
g2D.fillRect(x, y1, w, y + h - y1);
} else {
g2D.setPaint(new GradientPaint(0, y1, colors[i], 0, y2, colors[i + 1]));
g2D.fillRect(x, y1, w, y2 - y1);
}
y1 = y2;
}
g2D.setPaint(savedPaint);
}
}
public static void fillInverseHorGradient(Graphics g, Color[] colors, int x, int y, int w, int h) {
if (colors != null) {
int steps = colors.length;
double dy = (double) h / (double) steps;
if (dy <= 2.001) {
int y1 = y;
for (int i = 0; i < steps; i++) {
int y2 = y + (int) Math.round((double) i * dy);
g.setColor(colors[colors.length - i - 1]);
if (i == (steps - 1)) {
g.fillRect(x, y1, w, y + h - y1);
} else {
g.fillRect(x, y1, w, y2 - y1);
}
y1 = y2;
}
} else {
smoothFillInverseHorGradient(g, colors, x, y, w, h);
}
}
}
public static void smoothFillInverseHorGradient(Graphics g, Color[] colors, int x, int y, int w, int h) {
if (colors != null) {
Graphics2D g2D = (Graphics2D) g;
Paint savedPaint = g2D.getPaint();
int steps = colors.length;
double dy = (double) h / (double) steps;
int y1 = y;
for (int i = 0; i < steps; i++) {
int y2 = y + (int) Math.round((double) i * dy);
g.setColor(colors[colors.length - i - 1]);
if (i == (steps - 1)) {
g2D.setPaint(null);
g2D.setColor(colors[colors.length - i - 1]);
g.fillRect(x, y1, w, y + h - y1);
} else {
g2D.setPaint(new GradientPaint(0, y1, colors[colors.length - i - 1], 0, y2, colors[colors.length - i - 2]));
g.fillRect(x, y1, w, y2 - y1);
}
y1 = y2;
}
g2D.setPaint(savedPaint);
}
}
public static void fillVerGradient(Graphics g, Color[] colors, int x, int y, int w, int h) {
if (colors != null) {
int steps = colors.length;
double dx = (double) w / (double) steps;
int x1 = x;
for (int i = 0; i < steps; i++) {
int x2 = x + (int) Math.round((double) i * dx);
g.setColor(colors[i]);
if (i == (steps - 1)) {
g.fillRect(x1, y, x + w - x1, h);
} else {
g.fillRect(x1, y, x2 - x1, h);
}
x1 = x2;
}
}
}
public static void fillInverseVerGradient(Graphics g, Color[] colors, int x, int y, int w, int h) {
if (colors != null) {
int steps = colors.length;
double dx = (double) w / (double) steps;
int x1 = x;
for (int i = 0; i < steps; i++) {
int x2 = x + (int) Math.round((double) i * dx);
g.setColor(colors[colors.length - i - 1]);
if (i == (steps - 1)) {
g.fillRect(x1, y, x + w - x1, h);
} else {
g.fillRect(x1, y, x2 - x1, h);
}
x1 = x2;
}
}
}
public static void fillComponent(Graphics g, Component c, Icon texture) {
int x = 0;
int y = 0;
int w = c.getWidth();
int h = c.getHeight();
if (texture != null) {
int tw = texture.getIconWidth();
int th = texture.getIconHeight();
Point p = JTattooUtilities.getRelLocation(c);
y = -p.y;
while (y < h) {
x = -p.x;
while (x < w) {
texture.paintIcon(c, g, x, y);
x += tw;
}
y += th;
}
} else {
g.setColor(c.getBackground());
g.fillRect(x, y, w, h);
}
}
//-------------------------------------------------------------------------------------------
public static void drawBorder(Graphics g, Color c, int x, int y, int w, int h) {
g.setColor(c);
g.drawRect(x, y, w - 1, h - 1);
}
public static void draw3DBorder(Graphics g, Color c1, Color c2, int x, int y, int w, int h) {
int x2 = x + w - 1;
int y2 = y + h - 1;
g.setColor(c1);
g.drawLine(x, y, x2 - 1, y);
g.drawLine(x, y + 1, x, y2);
g.setColor(c2);
g.drawLine(x, y2, x2 - 1, y2);
g.drawLine(x2, y, x2, y2);
}
public static void drawRoundBorder(Graphics g, Color c, int x, int y, int w, int h, int r) {
Graphics2D g2D = (Graphics2D) g;
Object savedRederingHint = g2D.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2D.setColor(c);
g2D.drawRoundRect(x, y, w - 1, h - 1, r, r);
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, savedRederingHint);
}
public static void drawRound3DBorder(Graphics g, Color c1, Color c2, int x, int y, int w, int h) {
Graphics2D g2D = (Graphics2D) g;
int x2 = x + w;
int y2 = y + h;
int d = h;
int r = h / 2;
Color cm = ColorHelper.median(c1, c2);
Color c1m = ColorHelper.median(c1, cm);
Color c2m = ColorHelper.median(c2, cm);
Object savedRederingHint = g2D.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
// oben
g2D.setColor(c1);
g2D.drawLine(x + r, y, x2 - r, y);
// rechts
g2D.drawLine(x, y + r, x, y2 - r);
// unten
g2D.setColor(c2);
g2D.drawLine(x + r, y2, x2 - r, y2);
// links
g2D.drawLine(x2, y + r, x2, y2 - r);
// links
g2D.setColor(c1);
g2D.drawArc(x, y, d, d, 90, 45);
g2D.setColor(c1m);
g2D.drawArc(x, y, d, d, 135, 45);
g2D.setColor(cm);
g2D.drawArc(x, y, d, d, 180, 45);
g2D.setColor(c2m);
g2D.drawArc(x, y, d, d, 225, 45);
// rechts
g2D.setColor(c1m);
g2D.drawArc(x2 - d, y, d, d, 45, 45);
g2D.setColor(cm);
g2D.drawArc(x2 - d, y, d, d, 0, 45);
g2D.setColor(c2m);
g2D.drawArc(x2 - d, y, d, d, -45, 45);
g2D.setColor(c2);
g2D.drawArc(x2 - d, y, d, d, -90, 45);
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, savedRederingHint);
}
} // end of class JTattooUtilities
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