/*
* Created on 2 mai 2004 Created by Olivier Chalouhi
*
* Copyright (C) 2004, 2005, 2006 Aelitis SAS, All rights Reserved
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2 of the License.
*
* 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 General Public License for more details (
* see the LICENSE file ).
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*
* AELITIS, SAS au capital de 46,603.30 euros, 8 Alle Lenotre, La Grille Royale,
* 78600 Le Mesnil le Roi, France.
*/
package org.gudy.azureus2.ui.swt.mainwindow;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.widgets.Display;
import org.gudy.azureus2.core3.config.COConfigurationManager;
import org.gudy.azureus2.core3.config.ParameterListener;
import org.gudy.azureus2.core3.logging.*;
import org.gudy.azureus2.core3.util.AEMonitor;
import org.gudy.azureus2.core3.util.AERunnable;
import org.gudy.azureus2.ui.swt.Utils;
import com.aelitis.azureus.ui.swt.utils.ColorCache;
/**
* @author Olivier Chalouhi
* @author MjrTom
* 2005/Dec/08: green
*
*/
public class Colors implements ParameterListener {
private static final LogIDs LOGID = LogIDs.GUI;
private static Colors instance = null;
public static final int BLUES_LIGHTEST = 0;
public static final int BLUES_DARKEST = 9;
public static final int BLUES_MIDLIGHT = (BLUES_DARKEST + 1) / 4;
public static final int BLUES_MIDDARK = ((BLUES_DARKEST + 1) / 2)
+ BLUES_MIDLIGHT;
public static final int FADED_LIGHTEST = 0;
public static final int FADED_DARKEST = 9;
public static Color[] blues = new Color[BLUES_DARKEST + 1];
public static Color[] faded = new Color[FADED_DARKEST + 1];
public static Color colorProgressBar;
public static Color colorInverse;
public static Color colorShiftLeft;
public static Color colorShiftRight;
public static Color colorError;
public static Color colorErrorBG;
public static Color colorAltRow;
public static Color colorWarning;
public static Color black;
public static Color light_grey;
public static Color blue;
public static Color green;
public static Color fadedGreen;
public static Color grey;
public static Color red;
public static Color fadedRed;
public static Color yellow;
public static Color fadedYellow;
public static Color white;
public static Color background;
public static Color red_ConsoleView;
private static AEMonitor class_mon = new AEMonitor( "Colors" );
public static int diffHue;
public static float diffSatPct;
public static float diffLumPct;
private void allocateBlues() {
int r = 0;
int g = 128;
int b = 255;
try {
r = COConfigurationManager.getIntParameter("Color Scheme.red", r);
g = COConfigurationManager.getIntParameter("Color Scheme.green", g);
b = COConfigurationManager.getIntParameter("Color Scheme.blue", b);
boolean bGrayScale = (r == b) && (b == g);
HSLColor hslDefault = new HSLColor();
hslDefault.initHSLbyRGB(0, 128, 255);
HSLColor hslScheme = new HSLColor();
hslScheme.initHSLbyRGB(r, g, b);
diffHue = hslScheme.getHue() - hslDefault.getHue();
diffSatPct = hslScheme.getSaturation() == 0 ? 0 : (float) hslDefault.getSaturation() / hslScheme.getSaturation();
diffLumPct = hslScheme.getLuminence() == 0 ? 0 : (float) hslDefault.getLuminence() / hslScheme.getLuminence();
HSLColor hslColor = new HSLColor();
Color colorTables = display.getSystemColor(SWT.COLOR_LIST_BACKGROUND);
int tR = colorTables.getRed();
int tG = colorTables.getGreen();
int tB = colorTables.getBlue();
// 0 == window background (white)
// [blues.length-1] == rgb
// in between == blend
for (int i = 0; i < blues.length; i++) {
hslColor.initHSLbyRGB(r, g, b);
float blendBy = (i == 0) ? 1 : (float) 1.0
- ((float) i / (float) (blues.length - 1));
hslColor.blend(tR, tG, tB, blendBy);
blues[i] = ColorCache.getColor(display, hslColor.getRed(),
hslColor.getGreen(), hslColor.getBlue());
int iSat = hslColor.getSaturation();
int luminence = hslColor.getLuminence();
if (luminence < 20) {
if (iSat > 10) {
hslColor.setSaturation(iSat / 2);
hslColor.brighten(1.25f);
} else if (bGrayScale) {
// gray
hslColor.brighten(1.2f);
}
} else {
if (iSat > 10) {
hslColor.setSaturation(iSat / 2);
hslColor.brighten(0.75f);
} else if (bGrayScale) {
// gray
hslColor.brighten(0.8f);
}
}
faded[i] = ColorCache.getColor(display, hslColor.getRed(),
hslColor.getGreen(), hslColor.getBlue());
}
if (bGrayScale) {
if (b > 200)
b -= 20;
else
b += 20;
}
hslColor.initHSLbyRGB(r, g, b);
hslColor.reverseColor();
colorInverse = ColorCache.getColor(display, hslColor.getRed(),
hslColor.getGreen(), hslColor.getBlue());
hslColor.initHSLbyRGB(r, g, b);
hslColor.setHue(hslColor.getHue() + 25);
colorShiftRight = ColorCache.getColor(display, hslColor.getRed(),
hslColor.getGreen(), hslColor.getBlue());
hslColor.initHSLbyRGB(r, g, b);
hslColor.setHue(hslColor.getHue() - 25);
colorShiftLeft = ColorCache.getColor(display, hslColor.getRed(),
hslColor.getGreen(), hslColor.getBlue());
} catch (Exception e) {
Logger.log(new LogEvent(LOGID, "Error allocating colors", e));
}
}
private void allocateColorProgressBar() {
if (display == null || display.isDisposed())
return;
colorProgressBar = new AllocateColor("progressBar", colorShiftRight,
colorProgressBar).getColor();
}
private void allocateColorErrorBG() {
if (display == null || display.isDisposed())
return;
Utils.execSWTThread(new AERunnable() {
public void runSupport() {
Color colorTables = display.getSystemColor(SWT.COLOR_LIST_BACKGROUND);
HSLColor hslColor = new HSLColor();
hslColor.initHSLbyRGB(colorTables.getRed(), colorTables.getGreen(),
colorTables.getBlue());
int lum = hslColor.getLuminence();
int sat = hslColor.getSaturation();
lum = (int)((lum > 127) ? lum * 0.8 : lum * 1.3);
if (sat == 0) {
sat = 80;
}
hslColor.initRGBbyHSL(0, sat, lum);
colorErrorBG = new AllocateColor("errorBG", new RGB(hslColor.getRed(),
hslColor.getGreen(), hslColor.getBlue()), colorErrorBG).getColor();
}
}, false);
}
private void allocateColorError() {
if (display == null || display.isDisposed())
return;
colorError = new AllocateColor("error", new RGB(255, 68, 68), colorError)
.getColor();
}
private void allocateColorWarning() {
if (display == null || display.isDisposed())
return;
Utils.execSWTThread(new AERunnable() {
public void runSupport() {
Color colorTables = display.getSystemColor(SWT.COLOR_LIST_BACKGROUND);
HSLColor hslBG = new HSLColor();
hslBG.initHSLbyRGB(colorTables.getRed(), colorTables.getGreen(),
colorTables.getBlue());
int lum = hslBG.getLuminence();
HSLColor hslColor = new HSLColor();
hslColor.initRGBbyHSL(25, 200, 128 + (lum < 160 ? 10 : -10));
colorWarning = new AllocateColor("warning", new RGB(hslColor.getRed(),
hslColor.getGreen(), hslColor.getBlue()), colorWarning).getColor();
}
}, false);
}
private void allocateColorAltRow() {
if (display == null || display.isDisposed())
return;
Utils.execSWTThread(new AERunnable() {
public void runSupport() {
Color colorTables = display.getSystemColor(SWT.COLOR_LIST_BACKGROUND);
HSLColor hslColor = new HSLColor();
hslColor.initHSLbyRGB(colorTables.getRed(), colorTables.getGreen(),
colorTables.getBlue());
int lum = hslColor.getLuminence();
int sat = hslColor.getSaturation();
int hue = hslColor.getHue();
if (lum > 127) {
lum -= 10;
sat = 127;
hue = 155;
} else {
lum += 30; // it's usually harder to see difference in darkness
}
hslColor.setLuminence(lum);
hslColor.setHue(hue);
hslColor.setSaturation(sat);
//HSLColor blueHSL = new HSLColor();
//RGB rgb = blues[BLUES_DARKEST].getRGB();
//blueHSL.initHSLbyRGB(rgb.red, rgb.green, rgb.blue);
//int blueHue = blueHSL.getHue();
//int altHue = hslColor.getHue();
//if (blueHue > altHue) {
// altHue += 11;
//} else {
// altHue -= 11;
//}
//hslColor.setHue(blueHue);
colorAltRow = new AllocateColor("altRow", new RGB(hslColor.getRed(),
hslColor.getGreen(), hslColor.getBlue()), colorAltRow).getColor();
}
}, false);
}
/** Allocates a color */
private class AllocateColor extends AERunnable {
private String sName;
private RGB rgbDefault;
private Color newColor;
public AllocateColor(String sName, RGB rgbDefault, Color colorOld) {
this.sName = sName;
this.rgbDefault = rgbDefault;
}
public AllocateColor(String sName, final Color colorDefault, Color colorOld) {
this.sName = sName;
Utils.execSWTThread(new AERunnable() {
public void runSupport() {
if (!colorDefault.isDisposed())
AllocateColor.this.rgbDefault = colorDefault.getRGB();
else
AllocateColor.this.rgbDefault = new RGB(0, 0, 0);
}
}, false);
}
public Color getColor() {
Utils.execSWTThread(this, false);
return newColor;
}
public void runSupport() {
if (COConfigurationManager.getBooleanParameter("Colors." + sName + ".override")) {
newColor = ColorCache.getColor(display,
COConfigurationManager.getIntParameter("Colors." + sName + ".red",
rgbDefault.red),
COConfigurationManager.getIntParameter("Colors." + sName + ".green",
rgbDefault.green),
COConfigurationManager.getIntParameter("Colors." + sName + ".blue",
rgbDefault.blue));
} else {
newColor = ColorCache.getColor(display, rgbDefault.red,
rgbDefault.green, rgbDefault.blue);
// Since the color is not longer overriden, reset back to default
// so that the user sees the correct color in Config.
COConfigurationManager.setRGBParameter("Colors." + sName,
rgbDefault.red, rgbDefault.green, rgbDefault.blue);
}
}
}
private void allocateDynamicColors() {
if(display == null || display.isDisposed())
return;
Utils.execSWTThread(new AERunnable(){
public void runSupport() {
allocateBlues();
allocateColorProgressBar();
allocateColorErrorBG();
}
}, false);
}
private void allocateNonDynamicColors() {
allocateColorWarning();
allocateColorError();
allocateColorAltRow();
black = ColorCache.getColor(display, 0, 0, 0);
light_grey = ColorCache.getColor(display, 192, 192, 192);
blue = ColorCache.getColor(display, 0, 0, 170);
green = ColorCache.getColor(display, 0, 170, 0);
fadedGreen = ColorCache.getColor(display, 96, 160, 96);
grey = ColorCache.getColor(display, 170, 170, 170);
red = ColorCache.getColor(display, 255, 0, 0);
fadedRed = ColorCache.getColor(display, 160, 96, 96);
yellow = ColorCache.getColor(display, 255, 255, 0);
fadedYellow = ColorCache.getColor(display, 255, 255, 221);
white = ColorCache.getColor(display, 255, 255, 255);
background = ColorCache.getColor(display, 248, 248, 248);
red_ConsoleView = ColorCache.getColor(display, 255, 192, 192);
}
private Display display;
private Colors() {
instance = this;
try {
display = SWTThread.getInstance().getDisplay();
} catch (Exception e) {
display = Display.getDefault();
}
allocateDynamicColors();
allocateNonDynamicColors();
addColorsChangedListener(this);
}
public static Colors getInstance() {
try{
class_mon.enter();
if (instance == null)
instance = new Colors();
return instance;
}finally{
class_mon.exit();
}
}
public void addColorsChangedListener(ParameterListener l) {
COConfigurationManager.addParameterListener("Color Scheme", l);
COConfigurationManager.addParameterListener("Colors.progressBar.override", l);
COConfigurationManager.addParameterListener("Colors.progressBar", l);
COConfigurationManager.addParameterListener("Colors.error.override", l);
COConfigurationManager.addParameterListener("Colors.error", l);
COConfigurationManager.addParameterListener("Colors.warning.override", l);
COConfigurationManager.addParameterListener("Colors.warning", l);
COConfigurationManager.addParameterListener("Colors.altRow.override", l);
COConfigurationManager.addParameterListener("Colors.altRow", l);
}
public void removeColorsChangedListener(ParameterListener l) {
COConfigurationManager.removeParameterListener("Color Scheme", l);
COConfigurationManager.removeParameterListener("Colors.progressBar.override", l);
COConfigurationManager.removeParameterListener("Colors.progressBar", l);
COConfigurationManager.removeParameterListener("Colors.error.override", l);
COConfigurationManager.removeParameterListener("Colors.error", l);
COConfigurationManager.removeParameterListener("Colors.warning.override", l);
COConfigurationManager.removeParameterListener("Colors.warning", l);
COConfigurationManager.removeParameterListener("Colors.altRow.override", l);
COConfigurationManager.removeParameterListener("Colors.altRow", l);
}
public void parameterChanged(String parameterName) {
if (parameterName.equals("Color Scheme")) {
allocateDynamicColors();
}
if(parameterName.startsWith("Colors.progressBar")) {
allocateColorProgressBar();
}
if(parameterName.startsWith("Colors.error")) {
allocateColorError();
}
if(parameterName.startsWith("Colors.warning")) {
allocateColorWarning();
}
if(parameterName.startsWith("Colors.altRow")) {
allocateColorAltRow();
}
}
}