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