| 1 | /*
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| 2 | * File: ximapcx.h
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| 3 | * Purpose: PCX Image Class Loader and Writer
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| 4 | */
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| 5 | /* ==========================================================
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| 6 | * CxImagePCX (c) 05/Jan/2002 Davide Pizzolato - www.xdp.it
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| 7 | * For conditions of distribution and use, see copyright notice in ximage.h
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| 8 | *
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| 9 | * Parts of the code come from Paintlib: Copyright (c) 1996-1998 Ulrich von Zadow
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| 10 | * ==========================================================
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| 11 | */
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| 12 | #if !defined(__ximaPCX_h)
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| 13 | #define __ximaPCX_h
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| 14 |
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| 15 | #include "ximage.h"
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| 16 |
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| 17 | #if CXIMAGE_SUPPORT_PCX
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| 18 |
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| 19 | class CxImagePCX: public CxImage
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| 20 | {
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| 21 | // PCX Image File
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| 22 | #pragma pack(1)
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| 23 | typedef struct tagPCXHEADER
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| 24 | {
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| 25 | char Manufacturer; // always 0X0A
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| 26 | char Version; // version number
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| 27 | char Encoding; // always 1
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| 28 | char BitsPerPixel; // color bits
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| 29 | WORD Xmin, Ymin; // image origin
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| 30 | WORD Xmax, Ymax; // image dimensions
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| 31 | WORD Hres, Vres; // resolution values
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| 32 | BYTE ColorMap[16][3]; // color palette
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| 33 | char Reserved;
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| 34 | char ColorPlanes; // color planes
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| 35 | WORD BytesPerLine; // line buffer size
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| 36 | WORD PaletteType; // grey or color palette
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| 37 | char Filter[58];
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| 38 | } PCXHEADER;
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| 39 | #pragma pack()
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| 40 |
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| 41 | public:
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| 42 | CxImagePCX(): CxImage(CXIMAGE_FORMAT_PCX) {}
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| 43 |
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| 44 | // bool Load(const TCHAR * imageFileName){ return CxImage::Load(imageFileName,CXIMAGE_FORMAT_PCX);}
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| 45 | // bool Save(const TCHAR * imageFileName){ return CxImage::Save(imageFileName,CXIMAGE_FORMAT_PCX);}
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| 46 | bool Decode(CxFile * hFile);
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| 47 | bool Decode(FILE *hFile) { CxIOFile file(hFile); return Decode(&file); }
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| 48 |
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| 49 | #if CXIMAGE_SUPPORT_ENCODE
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| 50 | bool Encode(CxFile * hFile);
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| 51 | bool Encode(FILE *hFile) { CxIOFile file(hFile); return Encode(&file); }
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| 52 | #endif // CXIMAGE_SUPPORT_ENCODE
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| 53 | protected:
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| 54 | bool PCX_PlanesToPixels(BYTE * pixels, BYTE * bitplanes, short bytesperline, short planes, short bitsperpixel);
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| 55 | bool PCX_UnpackPixels(BYTE * pixels, BYTE * bitplanes, short bytesperline, short planes, short bitsperpixel);
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| 56 | void PCX_PackPixels(const long p,BYTE &c, BYTE &n, CxFile &f);
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| 57 | void PCX_PackPlanes(BYTE* buff, const long size, CxFile &f);
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| 58 | void PCX_PixelsToPlanes(BYTE* raw, long width, BYTE* buf, long plane);
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| 59 | void PCX_toh(PCXHEADER* p);
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| 60 | };
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| 61 |
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| 62 | #endif
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| 63 |
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| 64 | #endif
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