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104 lines
3.0 KiB
104 lines
3.0 KiB
/* This file is part of the KDE project
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Copyright (C) 2002-2003 Nadeem Hasan <nhasan@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the Lesser GNU General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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*/
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#ifndef PCX_H
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#define PCX_H
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#include <tqglobal.h>
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#include <tqdatastream.h>
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#include <tqcolor.h>
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class TQImageIO;
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extern "C"
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{
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void kimgio_pcx_read( TQImageIO * );
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void kimgio_pcx_write( TQImageIO * );
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}
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class RGB
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{
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public:
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RGB() { }
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RGB( const QRgb color )
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{
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r = tqRed( color );
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g = tqGreen( color );
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b = tqBlue( color );
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}
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TQ_UINT8 r;
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TQ_UINT8 g;
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TQ_UINT8 b;
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};
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class Palette
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{
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public:
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Palette() { }
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void setColor( int i, const QRgb color )
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{
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rgb[ i ] = RGB( color );
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}
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QRgb color( int i ) const
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{
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return tqRgb( rgb[ i ].r, rgb[ i ].g, rgb[ i ].b );
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}
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struct RGB rgb[ 16 ];
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};
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class PCXHEADER
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{
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public:
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PCXHEADER();
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inline int width() const { return ( XMax-XMin ) + 1; }
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inline int height() const { return ( YMax-YMin ) + 1; }
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inline bool isCompressed() const { return ( Encoding==1 ); }
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TQ_UINT8 Manufacturer; // Constant Flag, 10 = ZSoft .pcx
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TQ_UINT8 Version; // Version information
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// 0 = Version 2.5 of PC Paintbrush
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// 2 = Version 2.8 w/palette information
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// 3 = Version 2.8 w/o palette information
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// 4 = PC Paintbrush for Windows(Plus for
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// Windows uses Ver 5)
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// 5 = Version 3.0 and > of PC Paintbrush
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// and PC Paintbrush +, includes
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// Publisher's Paintbrush . Includes
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// 24-bit .PCX files
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TQ_UINT8 Encoding; // 1 = .PCX run length encoding
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TQ_UINT8 Bpp; // Number of bits to represent a pixel
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// (per Plane) - 1, 2, 4, or 8
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TQ_UINT16 XMin;
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TQ_UINT16 YMin;
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TQ_UINT16 XMax;
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TQ_UINT16 YMax;
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TQ_UINT16 HDpi;
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TQ_UINT16 YDpi;
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Palette ColorMap;
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TQ_UINT8 Reserved; // Should be set to 0.
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TQ_UINT8 NPlanes; // Number of color planes
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TQ_UINT16 BytesPerLine; // Number of bytes to allocate for a scanline
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// plane. MUST be an EVEN number. Do NOT
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// calculate from Xmax-Xmin.
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TQ_UINT16 PaletteInfo; // How to interpret palette- 1 = Color/BW,
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// 2 = Grayscale ( ignored in PB IV/ IV + )
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TQ_UINT16 HScreenSize; // Horizontal screen size in pixels. New field
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// found only in PB IV/IV Plus
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TQ_UINT16 VScreenSize; // Vertical screen size in pixels. New field
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// found only in PB IV/IV Plus
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} KDE_PACKED;
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#endif // PCX_H
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