99 lines
3.3 KiB
C
99 lines
3.3 KiB
C
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// CBitmap.h
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//
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// This is a part of the Microsoft Foundation Classes C++ library.
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// Copyright (c) 1992 - 1999 Microsoft Corporation. All Rights Reserved.
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// All rights reserved.
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//
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// This source code is only intended as a supplement to the
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// Microsoft Foundation Classes Reference and related
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// electronic documentation provided with the library.
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// See these sources for detailed information regarding the
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// Microsoft Foundation Classes product.
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#ifndef _INC_CBITMAP
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#define _INC_CBITMAP
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#include "MSMFCnt.h" // for definitions of the blit types
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/* Handle to a DIB */
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DECLARE_HANDLE(HDIB);
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/* DIB constants */
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#define PALVERSION 0x300
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/* DIB Macros*/
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#define IS_WIN30_DIB(lpbi) ((*(LPDWORD)(lpbi)) == sizeof(BITMAPINFOHEADER))
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#define RECTWIDTH(lpRect) ((lpRect)->right - (lpRect)->left)
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#define RECTHEIGHT(lpRect) ((lpRect)->bottom - (lpRect)->top)
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// WIDTHBYTES performs DWORD-aligning of DIB scanlines. The "bits"
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// parameter is the bit count for the scanline (biWidth * biBitCount),
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// and this macro returns the number of DWORD-aligned bytes needed
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// to hold those bits.
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#define WIDTHBYTES(bits) (((bits) + 31) / 32 * 4)
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// Some helper functions
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inline DWORD WINAPI DIBSize(LPSTR lpDIB);
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inline DWORD WINAPI DIBWidth (LPSTR lpDIB);
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inline DWORD WINAPI DIBHeight (LPSTR lpDIB);
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inline BYTE RGBtoL(BYTE R, BYTE G, BYTE B);
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HGLOBAL WINAPI CopyHandle (HGLOBAL h);
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class CBitmap {
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public:
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/* Function prototypes */
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CBitmap(){ Init();}
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virtual ~CBitmap() {CleanUp();}
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void Init();
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void CleanUp();
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HPALETTE GetPal() { return m_hPal;}
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RECT GetDIBRect() {return m_rc;}
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BOOL CreateMemDC(HDC, LPRECT);
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BOOL DeleteMemDC();
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BOOL CreateTransDC(HDC, LPRECT);
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BOOL DeleteTransDC();
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BOOL BlitMemDC(HDC hDc, LPRECT lpDCRect, LPRECT lpDIBRect);
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HRESULT WINAPI SetImage(TCHAR* strFilename, HINSTANCE hRes);
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BOOL WINAPI PaintDIB (HDC, LPRECT, LPRECT, LPRECT, bool complex=false);
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BOOL WINAPI PaintTransparentDIB(HDC, LPRECT, LPRECT, TransparentBlitType, bool complex=false, HWND hWnd=NULL);
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BOOL WINAPI CreateDIBPalette();
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BOOL WINAPI ConvertColorTableGray();
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BOOL WINAPI ConvertDIBGray(TransparentBlitType blitType);
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LPSTR WINAPI FindDIBBits (LPSTR lpbi);
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WORD WINAPI PaletteSize (LPSTR lpbi);
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WORD WINAPI DIBNumColors (LPSTR lpbi);
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HGLOBAL WINAPI CopyHandle (HGLOBAL h);
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bool IsEmpty(){return(NULL == m_hDIB);};
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bool IsPaletteLoaded(){return(m_fLoadPalette);}
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void LoadPalette(bool fLoadPalette){m_fLoadPalette = fLoadPalette;};
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HDIB WINAPI ReadDIBFile(LPCTSTR pszFileName, HINSTANCE hRes);
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HRESULT PutImage(BSTR strFilename, HINSTANCE hRes = NULL, IUnknown* pUnk = NULL, bool fGrayOut=false, TransparentBlitType=DISABLE);
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HRESULT XORRegion(HRGN *phRgn, HRGN hRgn, const RECT &rc) const;
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HRESULT GetRegion(HDC hDC, HRGN *phRgn, RECT* pRect, COLORREF, bool fInvert=FALSE) const;
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protected:
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HDIB m_hDIB;
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HPALETTE m_hPal;
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RECT m_rc;
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HDC m_hMemDC;
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HBITMAP m_hMemBMP;
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LONG m_iMemDCWidth;
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LONG m_iMemDCHeight;
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HDC m_hTransDC;
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HBITMAP m_hTransBMP;
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LONG m_iTransDCWidth;
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LONG m_iTransDCHeight;
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HRGN m_hRgn;
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bool m_fLoadPalette;
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};
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#endif //!_INC_CBITMAP
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