atlgdi.h

一个与传统电子字典不同的字典

	bool operator ==(const LOGFONT& logfont) const
	{
		return(logfont.lfHeight == lfHeight &&
		       logfont.lfWidth == lfWidth &&
		       logfont.lfEscapement == lfEscapement &&
		       logfont.lfOrientation == lfOrientation &&
		       logfont.lfWeight == lfWeight &&
		       logfont.lfItalic == lfItalic &&
		       logfont.lfUnderline == lfUnderline &&
		       logfont.lfStrikeOut == lfStrikeOut &&
		       logfont.lfCharSet == lfCharSet &&
		       logfont.lfOutPrecision == lfOutPrecision &&
		       logfont.lfClipPrecision == lfClipPrecision &&
		       logfont.lfQuality == lfQuality &&
		       logfont.lfPitchAndFamily == lfPitchAndFamily &&
		       lstrcmp(logfont.lfFaceName, lfFaceName) == 0);
	}
};


template <bool t_bManaged>
class CFontT
{
public:
// Data members
	HFONT m_hFont;

// Constructor/destructor/operators
	CFontT(HFONT hFont = NULL) : m_hFont(hFont)
	{ }

	~CFontT()
	{
		if(t_bManaged && m_hFont != NULL)
			DeleteObject();
	}

	CFontT<t_bManaged>& operator =(HFONT hFont)
	{
		Attach(hFont);
		return *this;
	}

	void Attach(HFONT hFont)
	{
		if(t_bManaged && m_hFont != NULL && m_hFont != hFont)
			::DeleteObject(m_hFont);
		m_hFont = hFont;
	}

	HFONT Detach()
	{
		HFONT hFont = m_hFont;
		m_hFont = NULL;
		return hFont;
	}

	operator HFONT() const { return m_hFont; }

	bool IsNull() const { return (m_hFont == NULL); }

// Create methods
	HFONT CreateFontIndirect(const LOGFONT* lpLogFont)
	{
		ATLASSERT(m_hFont == NULL);
		m_hFont = ::CreateFontIndirect(lpLogFont);
		return m_hFont;
	}

#if !defined(_WIN32_WCE) && (_WIN32_WINNT >= 0x0500)
	HFONT CreateFontIndirectEx(CONST ENUMLOGFONTEXDV* penumlfex)
	{
		ATLASSERT(m_hFont == NULL);
		m_hFont = ::CreateFontIndirectEx(penumlfex);
		return m_hFont;
	}
#endif // !defined(_WIN32_WCE) && (_WIN32_WINNT >= 0x0500)

#if !defined(_WIN32_WCE) || (_ATL_VER >= 0x0800)
	HFONT CreateFont(int nHeight, int nWidth, int nEscapement,
			int nOrientation, int nWeight, BYTE bItalic, BYTE bUnderline,
			BYTE cStrikeOut, BYTE nCharSet, BYTE nOutPrecision,
			BYTE nClipPrecision, BYTE nQuality, BYTE nPitchAndFamily,
			LPCTSTR lpszFacename)
	{
		ATLASSERT(m_hFont == NULL);
#ifndef _WIN32_WCE
		m_hFont = ::CreateFont(nHeight, nWidth, nEscapement,
			nOrientation, nWeight, bItalic, bUnderline, cStrikeOut,
			nCharSet, nOutPrecision, nClipPrecision, nQuality,
			nPitchAndFamily, lpszFacename);
#else // CE specific
		m_hFont = ATL::CreateFont(nHeight, nWidth, nEscapement,
			nOrientation, nWeight, bItalic, bUnderline, cStrikeOut,
			nCharSet, nOutPrecision, nClipPrecision, nQuality,
			nPitchAndFamily, lpszFacename);
#endif // _WIN32_WCE
		return m_hFont;
	}
#endif // !defined(_WIN32_WCE) || (_ATL_VER >= 0x0800)

	HFONT CreatePointFont(int nPointSize, LPCTSTR lpszFaceName, HDC hDC = NULL, bool bBold = false, bool bItalic = false)
	{
		LOGFONT logFont = { 0 };
		logFont.lfCharSet = DEFAULT_CHARSET;
		logFont.lfHeight = nPointSize;
		SecureHelper::strncpy_x(logFont.lfFaceName, _countof(logFont.lfFaceName), lpszFaceName, _TRUNCATE);

		if(bBold)
			logFont.lfWeight = FW_BOLD;
		if(bItalic)
			logFont.lfItalic = (BYTE)TRUE;

		return CreatePointFontIndirect(&logFont, hDC);
	}

	HFONT CreatePointFontIndirect(const LOGFONT* lpLogFont, HDC hDC = NULL)
	{
		HDC hDC1 = (hDC != NULL) ? hDC : ::GetDC(NULL);

		// convert nPointSize to logical units based on hDC
		LOGFONT logFont = *lpLogFont;
#ifndef _WIN32_WCE
		POINT pt = { 0, 0 };
		pt.y = ::MulDiv(::GetDeviceCaps(hDC1, LOGPIXELSY), logFont.lfHeight, 720);   // 72 points/inch, 10 decipoints/point
		::DPtoLP(hDC1, &pt, 1);
		POINT ptOrg = { 0, 0 };
		::DPtoLP(hDC1, &ptOrg, 1);
		logFont.lfHeight = -abs(pt.y - ptOrg.y);
#else // CE specific
		// DP and LP are always the same on CE
		logFont.lfHeight = -abs(::MulDiv(::GetDeviceCaps(hDC1, LOGPIXELSY), logFont.lfHeight, 720));   // 72 points/inch, 10 decipoints/point
#endif // _WIN32_WCE

		if(hDC == NULL)
			::ReleaseDC(NULL, hDC1);

		return CreateFontIndirect(&logFont);
	}

	BOOL DeleteObject()
	{
		ATLASSERT(m_hFont != NULL);
		BOOL bRet = ::DeleteObject(m_hFont);
		if(bRet)
			m_hFont = NULL;
		return bRet;
	}

// Attributes
	int GetLogFont(LOGFONT* pLogFont) const
	{
		ATLASSERT(m_hFont != NULL);
		return ::GetObject(m_hFont, sizeof(LOGFONT), pLogFont);
	}

	bool GetLogFont(LOGFONT& LogFont) const
	{
		ATLASSERT(m_hFont != NULL);
		return (::GetObject(m_hFont, sizeof(LOGFONT), &LogFont) == sizeof(LOGFONT));
	}
};

typedef CFontT<false>   CFontHandle;
typedef CFontT<true>    CFont;


///////////////////////////////////////////////////////////////////////////////
// CBitmap

template <bool t_bManaged>
class CBitmapT
{
public:
// Data members
	HBITMAP m_hBitmap;

// Constructor/destructor/operators
	CBitmapT(HBITMAP hBitmap = NULL) : m_hBitmap(hBitmap)
	{ }

	~CBitmapT()
	{
		if(t_bManaged && m_hBitmap != NULL)
			DeleteObject();
	}

	CBitmapT<t_bManaged>& operator =(HBITMAP hBitmap)
	{
		Attach(hBitmap);
		return *this;
	}

	void Attach(HBITMAP hBitmap)
	{
		if(t_bManaged && m_hBitmap != NULL&& m_hBitmap != hBitmap)
			::DeleteObject(m_hBitmap);
		m_hBitmap = hBitmap;
	}

	HBITMAP Detach()
	{
		HBITMAP hBitmap = m_hBitmap;
		m_hBitmap = NULL;
		return hBitmap;
	}

	operator HBITMAP() const { return m_hBitmap; }

	bool IsNull() const { return (m_hBitmap == NULL); }

// Create and load methods
	HBITMAP LoadBitmap(ATL::_U_STRINGorID bitmap)
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::LoadBitmap(ModuleHelper::GetResourceInstance(), bitmap.m_lpstr);
		return m_hBitmap;
	}

	HBITMAP LoadOEMBitmap(UINT nIDBitmap) // for OBM_/OCR_/OIC_
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::LoadBitmap(NULL, MAKEINTRESOURCE(nIDBitmap));
		return m_hBitmap;
	}

#ifndef _WIN32_WCE
	HBITMAP LoadMappedBitmap(UINT nIDBitmap, UINT nFlags = 0, LPCOLORMAP lpColorMap = NULL, int nMapSize = 0)
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::CreateMappedBitmap(ModuleHelper::GetResourceInstance(), nIDBitmap, (WORD)nFlags, lpColorMap, nMapSize);
		return m_hBitmap;
	}
#endif // !_WIN32_WCE

	HBITMAP CreateBitmap(int nWidth, int nHeight, UINT nPlanes, UINT nBitsPerPixel, const void* lpBits)
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::CreateBitmap(nWidth, nHeight, nPlanes, nBitsPerPixel, lpBits);
		return m_hBitmap;
	}

#ifndef _WIN32_WCE
	HBITMAP CreateBitmapIndirect(LPBITMAP lpBitmap)
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::CreateBitmapIndirect(lpBitmap);
		return m_hBitmap;
	}
#endif // !_WIN32_WCE

	HBITMAP CreateCompatibleBitmap(HDC hDC, int nWidth, int nHeight)
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::CreateCompatibleBitmap(hDC, nWidth, nHeight);
		return m_hBitmap;
	}

#ifndef _WIN32_WCE
	HBITMAP CreateDiscardableBitmap(HDC hDC, int nWidth, int nHeight)
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::CreateDiscardableBitmap(hDC, nWidth, nHeight);
		return m_hBitmap;
	}
#endif // !_WIN32_WCE

	BOOL DeleteObject()
	{
		ATLASSERT(m_hBitmap != NULL);
		BOOL bRet = ::DeleteObject(m_hBitmap);
		if(bRet)
			m_hBitmap = NULL;
		return bRet;
	}

// Attributes
	int GetBitmap(BITMAP* pBitMap) const
	{
		ATLASSERT(m_hBitmap != NULL);
		return ::GetObject(m_hBitmap, sizeof(BITMAP), pBitMap);
	}

	bool GetBitmap(BITMAP& bm) const
	{
		ATLASSERT(m_hBitmap != NULL);
		return (::GetObject(m_hBitmap, sizeof(BITMAP), &bm) == sizeof(BITMAP));
	}

	bool GetSize(SIZE& size) const
	{
		ATLASSERT(m_hBitmap != NULL);
		BITMAP bm = { 0 };
		if(!GetBitmap(&bm))
			return false;
		size.cx = bm.bmWidth;
		size.cy = bm.bmHeight;
		return true;
	}

#ifndef _WIN32_WCE
	DWORD GetBitmapBits(DWORD dwCount, LPVOID lpBits) const
	{
		ATLASSERT(m_hBitmap != NULL);
		return ::GetBitmapBits(m_hBitmap, dwCount, lpBits);
	}
#endif // !_WIN32_WCE

#if !defined(_WIN32_WCE) || (_WIN32_WCE >= 410)
	DWORD SetBitmapBits(DWORD dwCount, const void* lpBits)
	{
		ATLASSERT(m_hBitmap != NULL);
		return ::SetBitmapBits(m_hBitmap, dwCount, lpBits);
	}
#endif // !defined(_WIN32_WCE) || (_WIN32_WCE >= 410)

#ifndef _WIN32_WCE
	BOOL GetBitmapDimension(LPSIZE lpSize) const
	{
		ATLASSERT(m_hBitmap != NULL);
		return ::GetBitmapDimensionEx(m_hBitmap, lpSize);
	}

	BOOL SetBitmapDimension(int nWidth, int nHeight, LPSIZE lpSize = NULL)
	{
		ATLASSERT(m_hBitmap != NULL);
		return ::SetBitmapDimensionEx(m_hBitmap, nWidth, nHeight, lpSize);
	}

// DIB support
	HBITMAP CreateDIBitmap(HDC hDC, CONST BITMAPINFOHEADER* lpbmih, DWORD dwInit, CONST VOID* lpbInit, CONST BITMAPINFO* lpbmi, UINT uColorUse)
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::CreateDIBitmap(hDC, lpbmih, dwInit, lpbInit, lpbmi, uColorUse);
		return m_hBitmap;
	}
#endif // !_WIN32_WCE

	HBITMAP CreateDIBSection(HDC hDC, CONST BITMAPINFO* lpbmi, UINT uColorUse, VOID** ppvBits, HANDLE hSection, DWORD dwOffset)
	{
		ATLASSERT(m_hBitmap == NULL);
		m_hBitmap = ::CreateDIBSection(hDC, lpbmi, uColorUse, ppvBits, hSection, dwOffset);
		return m_hBitmap;
	}

#ifndef _WIN32_WCE
	int GetDIBits(HDC hDC, UINT uStartScan, UINT cScanLines,  LPVOID lpvBits, LPBITMAPINFO lpbmi, UINT uColorUse) const
	{
		ATLASSERT(m_hBitmap != NULL);
		return ::GetDIBits(hDC, m_hBitmap, uStartScan, cScanLines,  lpvBits, lpbmi, uColorUse);
	}

	int SetDIBits(HDC hDC, UINT uStartScan, UINT cScanLines, CONST VOID* lpvBits, CONST BITMAPINFO* lpbmi, UINT uColorUse)
	{
		ATLASSERT(m_hBitmap != NULL);
		return ::SetDIBits(hDC, m_hBitmap, uStartScan, cScanLines, lpvBits, lpbmi, uColorUse);
	}
#endif // !_WIN32_WCE
};

typedef CBitmapT<false>   CBitmapHandle;
typedef CBitmapT<true>    CBitmap;


///////////////////////////////////////////////////////////////////////////////
// CPalette

template <bool t_bManaged>
class CPaletteT
{
public:
// Data members
	HPALETTE m_hPalette;

// Constructor/destructor/operators
	CPaletteT(HPALETTE hPalette = NULL) : m_hPalette(hPalette)
	{ }

	~CPaletteT()
	{
		if(t_bManaged && m_hPalette != NULL)
			DeleteObject();
	}

	CPaletteT<t_bManaged>& operator =(HPALETTE hPalette)
	{
		Attach(hPalette);
		return *this;
	}

	void Attach(HPALETTE hPalette)
	{
		if(t_bManaged && m_hPalette != NULL && m_hPalette != hPalette)
			::DeleteObject(m_hPalette);
		m_hPalette = hPalette;
	}

	HPALETTE Detach()
	{
		HPALETTE hPalette = m_hPalette;
		m_hPalette = NULL;
		return hPalette;
	}

	operator HPALETTE() const { return m_hPalette; }

	bool IsNull() const { return (m_hPalette == NULL); }

// Create methods
	HPALETTE CreatePalette(LPLOGPALETTE lpLogPalette)
	{
		ATLASSERT(m_hPalette == NULL);
		m_hPalette = ::CreatePalette(lpLogPalette);
		return m_hPalette;
	}

#ifndef _WIN32_WCE
	HPALETTE CreateHalftonePalette(HDC hDC)
	{
		ATLASSERT(m_hPalette == NULL);
		ATLASSERT(hDC != NULL);
		m_hPalette = ::CreateHalftonePalette(hDC);
		return m_hPalette;
	}
#endif // !_WIN32_WCE

	BOOL DeleteObject()
	{
		ATLASSERT(m_hPalette != NULL);
		BOOL bRet = ::DeleteObject(m_hPalette);
		if(bRet)
			m_hPalette = NULL;
		return bRet;
	}

// Attributes
	int GetEntryCount() const
	{
		ATLASSERT(m_hPalette != NULL);
		WORD nEntries = 0;
		::GetObject(m_hPalette, sizeof(WORD), &nEntries);
		return (int)nEntries;
	}

	UINT GetPaletteEntries(UINT nStartIndex, UINT nNumEntries, LPPALETTEENTRY lpPaletteColors) const
	{
		ATLASSERT(m_hPalette != NULL);
		return ::GetPaletteEntries(m_hPalette, nStartIndex, nNumEntries, lpPaletteColors);
	}

	UINT SetPaletteEntries(UINT nStartIndex, UINT nNumEntries, LPPALETTEENTRY lpPaletteColors)
	{
		ATLASSERT(m_hPalette != NULL);
		return ::SetPaletteEntries(m_hPalette, nStartIndex, nNumEntries, lpPaletteColors);
	}

// Operations
#ifndef _WIN32_WCE
	void AnimatePalette(UINT nStartIndex, UINT nNumEntries, LPPALETTEENTRY lpPaletteColors)
	{
		ATLASSERT(m_hPalette != NULL);
		::AnimatePalette(m_hPalette, nStartIndex, nNumEntries, lpPaletteColors);
	}

	BOOL ResizePalette(UINT nNumEntries)
	{
		ATLASSERT(m_hPalette != NULL);
		return ::ResizePalette(m_hPalette, nNumEntries);
	}
#endif // !_WIN32_WCE

	UINT GetNearestPaletteIndex(COLORREF crColor) const
	{
		ATLASSERT(m_hPalette != NULL);
		return ::GetNearestPaletteIndex(m_hPalette, crColor);
	}
};

typedef CPaletteT<false>   CPaletteHandle;
typedef CPaletteT<true>    CPalette;


///////////////////////////////////////////////////////////////////////////////
// CRgn

template <bool t_bManaged>
class CRgnT
{
public:
// Data members
	HRGN m_hRgn;

// Constructor/destructor/operators
	CRgnT(HRGN hRgn = NULL) : m_hRgn(hRgn)
	{ }

	~CRgnT()
	{
		if(t_bManaged && m_hRgn != NULL)
			DeleteObject();
	}

	CRgnT<t_bManaged>& operator =(HRGN hRgn)