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+/****************************************************************************
+**
+** Definition of TQColor class
+**
+** Created : 940112
+**
+** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of the kernel module of the TQt GUI Toolkit.
+**
+** This file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free
+** Software Foundation and appearing in the files LICENSE.GPL2
+** and LICENSE.GPL3 included in the packaging of this file.
+** Alternatively you may (at your option) use any later version
+** of the GNU General Public License if such license has been
+** publicly approved by Trolltech ASA (or its successors, if any)
+** and the KDE Free TQt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing requirements will be met:
+** http://trolltech.com/products/qt/licenses/licensing/opensource/.
+** If you are unsure which license is appropriate for your use, please
+** review the following information:
+** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
+** or contact the sales department at sales@trolltech.com.
+**
+** This file may be used under the terms of the Q Public License as
+** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
+** included in the packaging of this file. Licensees holding valid TQt
+** Commercial licenses may use this file in accordance with the TQt
+** Commercial License Agreement provided with the Software.
+**
+** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
+** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#ifndef TQCOLOR_H
+#define TQCOLOR_H
+
+#ifndef QT_H
+#include "ntqwindowdefs.h"
+#include "tqstringlist.h"
+#endif // QT_H
+
+const TQRgb TQT_RGB_MASK = 0x00ffffff; // masks RGB values
+
+TQ_EXPORT inline int tqRed( TQRgb rgb ) // get red part of RGB
+{ return (int)((rgb >> 16) & 0xff); }
+
+TQ_EXPORT inline int tqGreen( TQRgb rgb ) // get green part of RGB
+{ return (int)((rgb >> 8) & 0xff); }
+
+TQ_EXPORT inline int tqBlue( TQRgb rgb ) // get blue part of RGB
+{ return (int)(rgb & 0xff); }
+
+TQ_EXPORT inline int tqAlpha( TQRgb rgb ) // get alpha part of RGBA
+{ return (int)((rgb >> 24) & 0xff); }
+
+TQ_EXPORT inline TQRgb tqRgb( int r, int g, int b )// set RGB value
+{ return (0xff << 24) | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff); }
+
+TQ_EXPORT inline TQRgb tqRgba( int r, int g, int b, int a )// set RGBA value
+{ return ((a & 0xff) << 24) | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff); }
+
+TQ_EXPORT inline int tqGray( int r, int g, int b )// convert R,G,B to gray 0..255
+{ return (r*11+g*16+b*5)/32; }
+
+TQ_EXPORT inline int tqGray( TQRgb rgb ) // convert RGB to gray 0..255
+{ return tqGray( tqRed(rgb), tqGreen(rgb), tqBlue(rgb) ); }
+
+
+class TQ_EXPORT TQColor
+{
+public:
+ enum Spec { Rgb, Hsv };
+
+ TQColor();
+ TQColor( int r, int g, int b );
+ TQColor( int x, int y, int z, Spec );
+ TQColor( TQRgb rgb, uint pixel=0xffffffff);
+ TQColor( const TQString& name );
+ TQColor( const char *name );
+ TQColor( const TQColor & );
+ TQColor &operator=( const TQColor & );
+
+ bool isValid() const;
+ bool isDirty() const;
+ TQString name() const;
+ void setNamedColor( const TQString& name );
+
+ TQRgb rgb() const;
+ void setRgb( int r, int g, int b );
+ void setRgb( TQRgb rgb );
+ void getRgb( int *r, int *g, int *b ) const { rgb( r, g, b ); }
+ void rgb( int *r, int *g, int *b ) const; // obsolete
+
+ int red() const;
+ int green() const;
+ int blue() const;
+
+ void setHsv( int h, int s, int v );
+ void getHsv( int *h, int *s, int *v ) const { hsv( h, s, v ); }
+ void hsv( int *h, int *s, int *v ) const; // obsolete
+ void getHsv( int &h, int &s, int &v ) const { hsv( &h, &s, &v ); } // obsolete
+
+ TQColor light( int f = 150 ) const;
+ TQColor dark( int f = 200 ) const;
+
+ bool operator==( const TQColor &c ) const;
+ bool operator!=( const TQColor &c ) const;
+
+ uint alloc();
+ uint pixel() const;
+
+#if defined(TQ_WS_X11)
+ // ### in 4.0, make this take a default argument of -1 for default screen?
+ uint alloc( int screen );
+ uint pixel( int screen ) const;
+#endif
+
+ static int maxColors();
+ static int numBitPlanes();
+
+ static int enterAllocContext();
+ static void leaveAllocContext();
+ static int currentAllocContext();
+ static void destroyAllocContext( int );
+
+#if defined(TQ_WS_WIN)
+ static const TQRgb* palette( int* numEntries = 0 );
+ static int setPaletteEntries( const TQRgb* entries, int numEntries,
+ int base = -1 );
+ static HPALETTE hPal() { return hpal; }
+ static uint realizePal( TQWidget * );
+#endif
+
+ static void initialize();
+ static void cleanup();
+#ifndef TQT_NO_STRINGLIST
+ static TQStringList colorNames();
+#endif
+ enum { Dirt = 0x44495254, Invalid = 0x49000000 };
+
+private:
+ void setSystemNamedColor( const TQString& name );
+ void setPixel( uint pixel );
+ static void initGlobalColors();
+ static uint argbToPix32(TQRgb);
+ static TQColor* globalColors();
+ static bool color_init;
+ static bool globals_init;
+#if defined(TQ_WS_WIN)
+ static HPALETTE hpal;
+#endif
+ static enum ColorModel { d8, d32 } colormodel;
+ union {
+ TQRgb argb;
+ struct D8 {
+ TQRgb argb;
+ uchar pix;
+ uchar invalid;
+ uchar dirty;
+ uchar direct;
+ } d8;
+ struct D32 {
+ TQRgb argb;
+ uint pix;
+ bool invalid() const { return argb == TQColor::Invalid && pix == TQColor::Dirt; }
+ bool probablyDirty() const { return pix == TQColor::Dirt; }
+ } d32;
+ } d;
+};
+
+
+inline TQColor::TQColor()
+{ d.d32.argb = Invalid; d.d32.pix = Dirt; }
+
+inline TQColor::TQColor( int r, int g, int b )
+{
+ d.d32.argb = Invalid;
+ d.d32.pix = Dirt;
+ setRgb( r, g, b );
+}
+
+inline TQRgb TQColor::rgb() const
+{ return d.argb; }
+
+inline int TQColor::red() const
+{ return tqRed(d.argb); }
+
+inline int TQColor::green() const
+{ return tqGreen(d.argb); }
+
+inline int TQColor::blue() const
+{ return tqBlue(d.argb); }
+
+inline bool TQColor::isValid() const
+{
+ if ( colormodel == d8 )
+ return !d.d8.invalid;
+ else
+ return !d.d32.invalid();
+}
+
+inline bool TQColor::operator==( const TQColor &c ) const
+{
+ return d.argb == c.d.argb && isValid() == c.isValid();
+}
+
+inline bool TQColor::operator!=( const TQColor &c ) const
+{
+ return !operator==(c);
+}
+
+
+/*****************************************************************************
+ TQColor stream functions
+ *****************************************************************************/
+
+#ifndef TQT_NO_DATASTREAM
+TQ_EXPORT TQDataStream &operator<<( TQDataStream &, const TQColor & );
+TQ_EXPORT TQDataStream &operator>>( TQDataStream &, TQColor & );
+#endif
+
+#endif // TQCOLOR_H
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