/* * File:	ximabmp.h * Purpose:	BMP Image Class Loader and Writer *//* === C R E D I T S  &  D I S C L A I M E R S ============== * CxImageBMP (c) 07/Aug/2001 Davide Pizzolato - www.xdp.it * Permission is given by the author to freely redistribute and include * this code in any program as long as this credit is given where due. * * CxImage version 5.99a 08/Feb/2004 * See the file history.htm for the complete bugfix and news report. * * Special thanks to Troels Knakkergaard for new features, enhancements and bugfixes * * original CImageBMP  and CImageIterator implementation are: * Copyright:	(c) 1995, Alejandro Aguilar Sierra <asierra(at)servidor(dot)unam(dot)mx> * * COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY * OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES * THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE * OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED * CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT * THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY * SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL * PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER * THIS DISCLAIMER. * * Use at your own risk! * ========================================================== */#if !defined(__ximaBMP_h)#define __ximaBMP_h#include "ximage.h"const int RLE_COMMAND     = 0;const int RLE_ENDOFLINE   = 0;const int RLE_ENDOFBITMAP = 1;const int RLE_DELTA       = 2;#if !defined(BI_RLE8) #define BI_RLE8  1L#endif#if !defined(BI_RLE4) #define BI_RLE4  2L#endif#if CXIMAGE_SUPPORT_BMPclass CxImageBMP: public CxImage{public:	CxImageBMP(): CxImage(CXIMAGE_FORMAT_BMP) {};	bool Decode(CxFile * hFile);	bool Decode(FILE *hFile) { CxIOFile file(hFile); return Decode(&file); }#if CXIMAGE_SUPPORT_ENCODE	bool Encode(CxFile * hFile);	bool Encode(FILE *hFile) { CxIOFile file(hFile); return Encode(&file); }#endif // CXIMAGE_SUPPORT_ENCODEprotected:	bool DibReadBitmapInfo(CxFile* fh, BITMAPINFOHEADER *pdib);};#define BFT_ICON   0x4349   /* 'IC' */#define BFT_BITMAP 0x4d42   /* 'BM' */#define BFT_CURSOR 0x5450   /* 'PT' */#ifndef WIDTHBYTES#define WIDTHBYTES(i)           ((unsigned)((i+31)&(~31))/8)  /* ULONG aligned ! */#endif#define DibWidthBytesN(lpbi, n) (UINT)WIDTHBYTES((UINT)(lpbi)->biWidth * (UINT)(n))#define DibWidthBytes(lpbi)     DibWidthBytesN(lpbi, (lpbi)->biBitCount)#define DibSizeImage(lpbi)      ((lpbi)->biSizeImage == 0 \                                    ? ((DWORD)(UINT)DibWidthBytes(lpbi) * (DWORD)(UINT)(lpbi)->biHeight) \                                    : (lpbi)->biSizeImage)#define DibNumColors(lpbi)      ((lpbi)->biClrUsed == 0 && (lpbi)->biBitCount <= 8 \                                    ? (int)(1 << (int)(lpbi)->biBitCount)          \                                    : (int)(lpbi)->biClrUsed)#define FixBitmapInfo(lpbi)     if ((lpbi)->biSizeImage == 0)                 \												(lpbi)->biSizeImage = DibSizeImage(lpbi); \                                if ((lpbi)->biClrUsed == 0)                   \                                    (lpbi)->biClrUsed = DibNumColors(lpbi);   \#endif#endif