73 lines
1.3 KiB
C
73 lines
1.3 KiB
C
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#ifdef WINVER_2
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typedef BITMAP BMP;
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#else
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typedef BITMAPINFOHEADER BMP;
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#endif
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#ifdef WINVER_2
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#define DyBmp(bmp) ((int) bmp.bmHeight)
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#define DxBmp(bmp) ((int) bmp.bmWidth)
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#define CplnBmp(bmp) (bmp.bmPlanes)
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#define OfsBits(bgnd) (sizeof(BMPHDR)+sizeof(BMP))
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#define CbLine(bgnd) (bgnd.bm.bmWidthBytes)
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#else
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#define DyBmp(bmp) ((int) bmp.biHeight)
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#define DxBmp(bmp) ((int) bmp.biWidth)
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#define CplnBmp(bmp) 1
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#define OfsBits(bgnd) (bgnd.dwOfsBits)
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#define CbLine(bgnd) (bgnd.cbLine)
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#endif
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#ifdef WINVER_2
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typedef INT BMPHDR;
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#else
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typedef BITMAPFILEHEADER BMPHDR;
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#endif
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typedef struct _bgnd
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{
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PT ptOrg;
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OFSTRUCT of;
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BMP bm;
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#ifdef WINVER_3
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// must folow a bm
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BYTE rgRGB[64]; // bug: wont work with >16 color bmps
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INT cbLine;
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LONG dwOfsBits;
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#endif
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BOOL fUseBitmap;
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DY dyBand;
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INT ibndMac;
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HANDLE *rghbnd;
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} BGND;
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/* PUBLIC routines */
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BOOL FInitBgnd(CHAR *szFile);
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BOOL FDestroyBgnd();
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BOOL FGetBgndFile(CHAR *sz);
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VOID DrawBgnd(X xLeft, Y yTop, X xRight, Y yBot);
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VOID SetBgndOrg();
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/* Macros */
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extern BGND bgnd;
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#define FUseBitmapBgnd() (bgnd.fUseBitmap)
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#define BFT_BITMAP 0x4d42 /* 'BM' */
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#define ISDIB(bft) ((bft) == BFT_BITMAP)
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#define WIDTHBYTES(i) ((i+31)/32*4) /* ULONG aligned ! */
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WORD DibNumColors(VOID FAR * pv);
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