src/add-ons/translators/pcx/PCX.h

   1 /*
   2  * Copyright 2008, Jérôme Duval, korli@users.berlios.de. All rights reserved.
   3  * Copyright 2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
   4  * Distributed under the terms of the MIT License.
   5  */
   6 #ifndef PCX_H
   7 #define PCX_H
   8
   9
  10 #include <GraphicsDefs.h>
  11 #include <BufferIO.h>
  12 #include <TranslatorFormats.h>
  13
  14 class BMessage;
  15
  16
  17 namespace PCX {
  18
  19 struct pcx_header {
  20         uint8   manufacturer;
  21         uint8   version;
  22         uint8   encoding;
  23         uint8   bitsPerPixel;
  24         uint16  xMin, yMin, xMax, yMax;
  25         uint16  hDpi, vDpi;
  26         uint8   colormap[48];
  27         uint8   reserved;
  28         uint8   numPlanes;
  29         uint16  bytesPerLine;
  30         uint16  paletteInfo;
  31         uint16  hScreenSize, vScreenSize;
  32         uint8   filler[54];
  33         bool IsValid() const;
  34         void SwapToHost();
  35         void SwapFromHost();
  36 } _PACKED;
  37
  38
  39 struct rgba32_color {
  40         uint8   blue;
  41         uint8   green;
  42         uint8   red;
  43         uint8   alpha;
  44
  45         inline bool
  46         operator==(const rgba32_color& other) const
  47         {
  48                 return red == other.red && green == other.green && blue == other.blue;
  49         }
  50 };
  51
  52
  53 extern status_t identify(BMessage *settings, BPositionIO &stream, uint8 &type, int32 &bitsPerPixel);
  54 extern status_t convert_pcx_to_bits(BMessage *settings, BPositionIO &source, BPositionIO &target);
  55
  56 }       // namespace PCX
  57
  58 #endif  /* PCX_H */