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DIBAPI.H
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1997-05-06
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// dibapi.h
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1995 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.
#ifndef _INC_DIBAPI
#define _INC_DIBAPI
/* Handle to a DIB */
DECLARE_HANDLE(HDIB);
/* DIB constants */
#define PALVERSION 0x300
/* DIB Macros*/
#define IS_WIN30_DIB(lpbi) ((*(LPDWORD)(lpbi)) == sizeof(BITMAPINFOHEADER))
#define RECTWIDTH(lpRect) ((lpRect)->right - (lpRect)->left)
#define RECTHEIGHT(lpRect) ((lpRect)->bottom - (lpRect)->top)
// WIDTHBYTES performs DWORD-aligning of DIB scanlines. The "bits"
// parameter is the bit count for the scanline (biWidth * biBitCount),
// and this macro returns the number of DWORD-aligned bytes needed
// to hold those bits.
#define WIDTHBYTES(bits) (((bits) + 31) / 32 * 4)
/* Function prototypes */
BOOL WINAPI PaintDIB (HDC, LPRECT, HDIB, LPRECT, CPalette* pPal);
BOOL WINAPI CreateDIBPalette(HDIB hDIB, CPalette* cPal);
LPSTR WINAPI FindDIBBits (LPSTR lpbi);
DWORD WINAPI DIBWidth (LPSTR lpDIB);
DWORD WINAPI DIBHeight (LPSTR lpDIB);
WORD WINAPI PaletteSize (LPSTR lpbi);
WORD WINAPI DIBNumColors (LPSTR lpbi);
HGLOBAL WINAPI CopyHandle (HGLOBAL h);
BOOL WINAPI SaveDIB (HDIB hDib, CFile& file);
HDIB WINAPI ReadDIBFile(CFile& file);
#endif //!_INC_DIBAPI