Source code of Windows XP (NT5)
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//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1993.
//
// File: bmpfile.hxx
//
// Contents: CBitmapFile
//
// Classes:
//
// Functions:
//
// History: 4-23-94 KirtD Created
//
//----------------------------------------------------------------------------
#if !defined(__BMPFILE_HXX__)
#define __BMPFILE_HXX__
//
// Data structures and definitions
//
#define BMP_24_BITSPERPIXEL 24
#define BMP_16_BITSPERPIXEL 16
#define BMP_32_BITSPERPIXEL 32
typedef BITMAPINFO *LPBITMAPINFO;
//
// Class definition
//
class CBitmapFile
{
public:
//
// Constructor
//
CBitmapFile ();
//
// Destructor
//
~CBitmapFile ();
//
// Load and related methods
//
HRESULT LoadBitmapFile (LPSTR pszFile);
HRESULT GetBitmapFileName (LPSTR pszFile, ULONG cChar) const;
ULONG GetBitmapFileNameLength () const;
//
// Data access methods
//
LONG GetDIBHeight () const;
LONG GetDIBWidth () const;
HRESULT GetLogicalPalette (LPLOGPALETTE *pplogpal) const;
HRESULT CreateDIBInHGlobal (HGLOBAL *phGlobal) const;
BOOL HasPaletteData () const;
//
// Member access
//
LPBITMAPINFO GetBitmapInfo ();
LPBYTE GetDIBBits ();
private:
//
// Private data
//
//
// The file name
//
CHAR _pszBitmapFile[MAX_PATH];
ULONG _cBitmapFile;
//
// The bitmap info structure
//
ULONG _cbi;
BITMAPINFO *_pbi;
//
// The bits
//
ULONG _cbData;
LPBYTE _pbData;
//
// Private methods
//
HRESULT _GetBitmapDataFromBuffer (LPBYTE pbuffer, ULONG cbLow);
HRESULT _ValidateBitmapFileHeader (BITMAPFILEHEADER *pbmfh, ULONG cbFile);
};
#endif