atlgdi.h

一个与传统电子字典不同的字典

		return ::PolylineTo(m_hDC, lpPoints, nCount);
	}

	BOOL PolyPolyline(const POINT* lpPoints,
		const DWORD* lpPolyPoints, int nCount)
	{
		ATLASSERT(m_hDC != NULL);
		return ::PolyPolyline(m_hDC, lpPoints, lpPolyPoints, nCount);
	}

	BOOL PolyBezier(const POINT* lpPoints, int nCount)
	{
		ATLASSERT(m_hDC != NULL);
		return ::PolyBezier(m_hDC, lpPoints, nCount);
	}

	BOOL PolyBezierTo(const POINT* lpPoints, int nCount)
	{
		ATLASSERT(m_hDC != NULL);
		return ::PolyBezierTo(m_hDC, lpPoints, nCount);
	}
#endif // !_WIN32_WCE

// Simple Drawing Functions
	BOOL FillRect(LPCRECT lpRect, HBRUSH hBrush)
	{
		ATLASSERT(m_hDC != NULL);
		return ::FillRect(m_hDC, lpRect, hBrush);
	}

	BOOL FillRect(LPCRECT lpRect, int nColorIndex)
	{
		ATLASSERT(m_hDC != NULL);
#ifndef _WIN32_WCE
		return ::FillRect(m_hDC, lpRect, (HBRUSH)LongToPtr(nColorIndex + 1));
#else // CE specific
		return ::FillRect(m_hDC, lpRect, ::GetSysColorBrush(nColorIndex));
#endif // _WIN32_WCE
	}

#ifndef _WIN32_WCE
	BOOL FrameRect(LPCRECT lpRect, HBRUSH hBrush)
	{
		ATLASSERT(m_hDC != NULL);
		return ::FrameRect(m_hDC, lpRect, hBrush);
	}
#endif // !_WIN32_WCE

#if !defined(_WIN32_WCE) || (_WIN32_WCE >= 420)
	BOOL InvertRect(LPCRECT lpRect)
	{
		ATLASSERT(m_hDC != NULL);
		return ::InvertRect(m_hDC, lpRect);
	}
#endif // !defined(_WIN32_WCE) || (_WIN32_WCE >= 420)

	BOOL DrawIcon(int x, int y, HICON hIcon)
	{
		ATLASSERT(m_hDC != NULL);
#ifndef _WIN32_WCE
		return ::DrawIcon(m_hDC, x, y, hIcon);
#else // CE specific
		return ::DrawIconEx(m_hDC, x, y, hIcon, 0, 0, 0, NULL, DI_NORMAL);
#endif // _WIN32_WCE
	}

	BOOL DrawIcon(POINT point, HICON hIcon)
	{
		ATLASSERT(m_hDC != NULL);
#ifndef _WIN32_WCE
		return ::DrawIcon(m_hDC, point.x, point.y, hIcon);
#else // CE specific
		return ::DrawIconEx(m_hDC, point.x, point.y, hIcon, 0, 0, 0, NULL, DI_NORMAL);
#endif // _WIN32_WCE
	}

	BOOL DrawIconEx(int x, int y, HICON hIcon, int cxWidth, int cyWidth, UINT uStepIfAniCur = 0, HBRUSH hbrFlickerFreeDraw = NULL, UINT uFlags = DI_NORMAL)
	{
		ATLASSERT(m_hDC != NULL);
		return ::DrawIconEx(m_hDC, x, y, hIcon, cxWidth, cyWidth, uStepIfAniCur, hbrFlickerFreeDraw, uFlags);
	}

	BOOL DrawIconEx(POINT point, HICON hIcon, SIZE size, UINT uStepIfAniCur = 0, HBRUSH hbrFlickerFreeDraw = NULL, UINT uFlags = DI_NORMAL)
	{
		ATLASSERT(m_hDC != NULL);
		return ::DrawIconEx(m_hDC, point.x, point.y, hIcon, size.cx, size.cy, uStepIfAniCur, hbrFlickerFreeDraw, uFlags);
	}

#ifndef _WIN32_WCE
	BOOL DrawState(POINT pt, SIZE size, HBITMAP hBitmap, UINT nFlags, HBRUSH hBrush = NULL)
	{
		ATLASSERT(m_hDC != NULL);
		return ::DrawState(m_hDC, hBrush, NULL, (LPARAM)hBitmap, 0, pt.x, pt.y, size.cx, size.cy, nFlags | DST_BITMAP);
	}

	BOOL DrawState(POINT pt, SIZE size, HICON hIcon, UINT nFlags, HBRUSH hBrush = NULL)
	{
		ATLASSERT(m_hDC != NULL);
		return ::DrawState(m_hDC, hBrush, NULL, (LPARAM)hIcon, 0, pt.x, pt.y, size.cx, size.cy, nFlags | DST_ICON);
	}

	BOOL DrawState(POINT pt, SIZE size, LPCTSTR lpszText, UINT nFlags, BOOL bPrefixText = TRUE, int nTextLen = 0, HBRUSH hBrush = NULL)
	{
		ATLASSERT(m_hDC != NULL);
		return ::DrawState(m_hDC, hBrush, NULL, (LPARAM)lpszText, (WPARAM)nTextLen, pt.x, pt.y, size.cx, size.cy, nFlags | (bPrefixText ? DST_PREFIXTEXT : DST_TEXT));
	}

	BOOL DrawState(POINT pt, SIZE size, DRAWSTATEPROC lpDrawProc, LPARAM lData, UINT nFlags, HBRUSH hBrush = NULL)
	{
		ATLASSERT(m_hDC != NULL);
		return ::DrawState(m_hDC, hBrush, lpDrawProc, lData, 0, pt.x, pt.y, size.cx, size.cy, nFlags | DST_COMPLEX);
	}
#endif // !_WIN32_WCE

// Ellipse and Polygon Functions
#ifndef _WIN32_WCE
	BOOL Chord(int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Chord(m_hDC, x1, y1, x2, y2, x3, y3, x4, y4);
	}

	BOOL Chord(LPCRECT lpRect, POINT ptStart, POINT ptEnd)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Chord(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom, ptStart.x, ptStart.y, ptEnd.x, ptEnd.y);
	}
#endif // !_WIN32_WCE

	void DrawFocusRect(LPCRECT lpRect)
	{
		ATLASSERT(m_hDC != NULL);
		::DrawFocusRect(m_hDC, lpRect);
	}

	BOOL Ellipse(int x1, int y1, int x2, int y2)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Ellipse(m_hDC, x1, y1, x2, y2);
	}

	BOOL Ellipse(LPCRECT lpRect)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Ellipse(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom);
	}

#ifndef _WIN32_WCE
	BOOL Pie(int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Pie(m_hDC, x1, y1, x2, y2, x3, y3, x4, y4);
	}

	BOOL Pie(LPCRECT lpRect, POINT ptStart, POINT ptEnd)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Pie(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom, ptStart.x, ptStart.y, ptEnd.x, ptEnd.y);
	}
#endif // !_WIN32_WCE

	BOOL Polygon(LPPOINT lpPoints, int nCount)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Polygon(m_hDC, lpPoints, nCount);
	}

#ifndef _WIN32_WCE
	BOOL PolyPolygon(LPPOINT lpPoints, LPINT lpPolyCounts, int nCount)
	{
		ATLASSERT(m_hDC != NULL);
		return ::PolyPolygon(m_hDC, lpPoints, lpPolyCounts, nCount);
	}
#endif // !_WIN32_WCE

	BOOL Rectangle(int x1, int y1, int x2, int y2)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Rectangle(m_hDC, x1, y1, x2, y2);
	}

	BOOL Rectangle(LPCRECT lpRect)
	{
		ATLASSERT(m_hDC != NULL);
		return ::Rectangle(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom);
	}

	BOOL RoundRect(int x1, int y1, int x2, int y2, int x3, int y3)
	{
		ATLASSERT(m_hDC != NULL);
		return ::RoundRect(m_hDC, x1, y1, x2, y2, x3, y3);
	}

	BOOL RoundRect(LPCRECT lpRect, POINT point)
	{
		ATLASSERT(m_hDC != NULL);
		return ::RoundRect(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom, point.x, point.y);
	}

// Bitmap Functions
	BOOL PatBlt(int x, int y, int nWidth, int nHeight, DWORD dwRop)
	{
		ATLASSERT(m_hDC != NULL);
		return ::PatBlt(m_hDC, x, y, nWidth, nHeight, dwRop);
	}

	BOOL BitBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC,
		int xSrc, int ySrc, DWORD dwRop)
	{
		ATLASSERT(m_hDC != NULL);
		return ::BitBlt(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, dwRop);
	}

	BOOL StretchBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, int nSrcWidth, int nSrcHeight, DWORD dwRop)
	{
		ATLASSERT(m_hDC != NULL);
		return ::StretchBlt(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, nSrcWidth, nSrcHeight, dwRop);
	}

	COLORREF GetPixel(int x, int y) const
	{
		ATLASSERT(m_hDC != NULL);
		return ::GetPixel(m_hDC, x, y);
	}

	COLORREF GetPixel(POINT point) const
	{
		ATLASSERT(m_hDC != NULL);
		return ::GetPixel(m_hDC, point.x, point.y);
	}

	COLORREF SetPixel(int x, int y, COLORREF crColor)
	{
		ATLASSERT(m_hDC != NULL);
		return ::SetPixel(m_hDC, x, y, crColor);
	}

	COLORREF SetPixel(POINT point, COLORREF crColor)
	{
		ATLASSERT(m_hDC != NULL);
		return ::SetPixel(m_hDC, point.x, point.y, crColor);
	}

#ifndef _WIN32_WCE
	BOOL FloodFill(int x, int y, COLORREF crColor)
	{
		ATLASSERT(m_hDC != NULL);
		return ::FloodFill(m_hDC, x, y, crColor);
	}

	BOOL ExtFloodFill(int x, int y, COLORREF crColor, UINT nFillType)
	{
		ATLASSERT(m_hDC != NULL);
		return ::ExtFloodFill(m_hDC, x, y, crColor, nFillType);
	}
#endif // !_WIN32_WCE

	BOOL MaskBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, HBITMAP hMaskBitmap, int xMask, int yMask, DWORD dwRop)
	{
		ATLASSERT(m_hDC != NULL);
		return ::MaskBlt(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, hMaskBitmap, xMask, yMask, dwRop);
	}

#ifndef _WIN32_WCE
	BOOL PlgBlt(LPPOINT lpPoint, HDC hSrcDC, int xSrc, int ySrc, int nWidth, int nHeight, HBITMAP hMaskBitmap, int xMask, int yMask)
	{
		ATLASSERT(m_hDC != NULL);
		return ::PlgBlt(m_hDC, lpPoint, hSrcDC, xSrc, ySrc, nWidth, nHeight, hMaskBitmap, xMask, yMask);
	}

	BOOL SetPixelV(int x, int y, COLORREF crColor)
	{
		ATLASSERT(m_hDC != NULL);
		return ::SetPixelV(m_hDC, x, y, crColor);
	}

	BOOL SetPixelV(POINT point, COLORREF crColor)
	{
		ATLASSERT(m_hDC != NULL);
		return ::SetPixelV(m_hDC, point.x, point.y, crColor);
	}
#endif // !_WIN32_WCE

#if !defined(_ATL_NO_MSIMG) || defined(_WIN32_WCE)
#ifndef _WIN32_WCE
	BOOL TransparentBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, int nSrcWidth, int nSrcHeight, UINT crTransparent)
	{
		ATLASSERT(m_hDC != NULL);
		return ::TransparentBlt(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, nSrcWidth, nSrcHeight, crTransparent);
	}
#else // CE specific
	BOOL TransparentImage(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, int nSrcWidth, int nSrcHeight, UINT crTransparent)
	{
		ATLASSERT(m_hDC != NULL);
		return ::TransparentImage(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, nSrcWidth, nSrcHeight, crTransparent);
	}
#endif // _WIN32_WCE

#if (!defined(_WIN32_WCE) || (_WIN32_WCE >= 420))
	BOOL GradientFill(const PTRIVERTEX pVertices, DWORD nVertices, void* pMeshElements, DWORD nMeshElements, DWORD dwMode)
	{
		ATLASSERT(m_hDC != NULL);
		return ::GradientFill(m_hDC, pVertices, nVertices, pMeshElements, nMeshElements, dwMode);
	}
#endif // !defined(_WIN32_WCE) || (_WIN32_WCE >= 420)

#if !defined(_WIN32_WCE) || (_WIN32_WCE > 0x500)
	BOOL AlphaBlend(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, int nSrcWidth, int nSrcHeight, BLENDFUNCTION bf)
	{
		ATLASSERT(m_hDC != NULL);
		return ::AlphaBlend(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, nSrcWidth, nSrcHeight, bf);
	}
#endif // !defined(_WIN32_WCE) || (_WIN32_WCE > 0x500)
#endif //  !defined(_ATL_NO_MSIMG) || defined(_WIN32_WCE)

// Extra bitmap functions
	// Helper function for painting a disabled toolbar or menu bitmap
	// This function can take either an HBITMAP (for SS) or a DC with 
	//           the bitmap already painted (for cmdbar)
	BOOL DitherBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, HBITMAP hBitmap, int xSrc, int ySrc,
			HBRUSH hBrushBackground = ::GetSysColorBrush(COLOR_3DFACE),
			HBRUSH hBrush3DEffect = ::GetSysColorBrush(COLOR_3DHILIGHT),
			HBRUSH hBrushDisabledImage = ::GetSysColorBrush(COLOR_3DSHADOW))
	{
		ATLASSERT(m_hDC != NULL || hBitmap != NULL);
		ATLASSERT(nWidth > 0 && nHeight > 0);
		
		// Create a generic DC for all BitBlts
		CDCHandle dc = (hSrcDC != NULL) ? hSrcDC : ::CreateCompatibleDC(m_hDC);
		ATLASSERT(dc.m_hDC != NULL);
		if(dc.m_hDC == NULL)
			return FALSE;
		
		// Create a DC for the monochrome DIB section
		CDC dcBW = ::CreateCompatibleDC(m_hDC);
		ATLASSERT(dcBW.m_hDC != NULL);
		if(dcBW.m_hDC == NULL)
		{
			if(hSrcDC == NULL)
				dc.DeleteDC();
			return FALSE;
		}

		// Create the monochrome DIB section with a black and white palette
		struct RGBBWBITMAPINFO
		{
			BITMAPINFOHEADER bmiHeader; 
			RGBQUAD bmiColors[2]; 
		};

		RGBBWBITMAPINFO rgbBWBitmapInfo = 
		{
			{ sizeof(BITMAPINFOHEADER), nWidth, nHeight, 1, 1, BI_RGB, 0, 0, 0, 0, 0 },
			{ { 0x00, 0x00, 0x00, 0x00 }, { 0xFF, 0xFF, 0xFF, 0x00 } }
		};

		VOID* pbitsBW;
		CBitmap bmpBW = ::CreateDIBSection(dcBW, (LPBITMAPINFO)&rgbBWBitmapInfo, DIB_RGB_COLORS, &pbitsBW, NULL, 0);
		ATLASSERT(bmpBW.m_hBitmap != NULL);
		if(bmpBW.m_hBitmap == NULL)
		{
			if(hSrcDC == NULL)
				dc.DeleteDC();
			return FALSE;
		}
		
		// Attach the monochrome DIB section and the bitmap to the DCs
		HBITMAP hbmOldBW = dcBW.SelectBitmap(bmpBW);
		HBITMAP hbmOldDC = NULL;
		if(hBitmap != NULL)
			hbmOldDC = dc.SelectBitmap(hBitmap);

		// Block: Dark gray removal: we want (128, 128, 128) pixels to become black and not white
		{
			CDC dcTemp1 = ::CreateCompatibleDC(m_hDC);
			CDC dcTemp2 = ::CreateCompatibleDC(m_hDC);
			CBitmap bmpTemp1;
			bmpTemp1.CreateCompatibleBitmap(dc, nWidth, nHeight);
			CBitmap bmpTemp2;
			bmpTemp2.CreateBitmap(nWidth, nHeight, 1, 1, NULL);
			HBITMAP hOldBmp1 = dcTemp1.SelectBitmap(bmpTemp1);
			HBITMAP hOldBmp2 = dcTemp2.SelectBitmap(bmpTemp2);
			// Let's copy our image, it will be altered
			dcTemp1.BitBlt(0, 0, nWidth, nHeight, dc, xSrc, ySrc, SRCCOPY);

			// All dark gray pixels will become white, the others black
			dcTemp1.SetBkColor(RGB(128, 128, 128));
			dcTemp2.BitBlt(0, 0, nWidth, nHeight, dcTemp1, 0, 0, SRCCOPY);
			// Do an XOR to set to black these white pixels
			dcTemp1.BitBlt(0, 0, nWidth, nHeight, dcTemp2, 0, 0, SRCINVERT);

			// BitBlt the bitmap into the monochrome DIB section
			// The DIB section will do a true monochrome conversion
			// The magenta background being closer to white will become white
			dcBW.BitBlt(0, 0, nWidth, nHeight, dcTemp1, 0, 0, SRCCOPY);

			// Cleanup
			dcTemp1.SelectBitmap(hOldBmp1);
			dcTemp2.SelectBitmap(hOldBmp2);
		}
		
		// Paint the destination rectangle using hBrushBackground
		if(hBrushBackground != NULL)
		{
			RECT rc = { x, y, x + nWidth, y + nHeight };
			FillRect(&rc, hBrushBackground);
		}

		// BitBlt the black bits in the monochrome bitmap into hBrush3DEffect color in the destination DC
		// The magic ROP comes from the Charles Petzold's book
		HBRUSH hOldBrush = SelectBrush(hBrush3DEffect);
		BitBlt(x + 1, y + 1, nWidth, nHeight, dcBW, 0, 0, 0xB8074A);

		// BitBlt the black bits in the monochrome bitmap into hBrushDisabledImage color in the destination DC
		SelectBrush(hBrushDisabledImage);
		BitBlt(x, y, nWidth, nHeight, dcBW, 0, 0, 0xB8074A);

		SelectBrush(hOldBrush);
		dcBW.SelectBitmap(hbmOldBW);
		dc.SelectBitmap(hbmOldDC);

		if(hSrcDC == NULL)
			dc.DeleteDC();

		return TRUE;
	}

// Text Functions
#ifndef _WIN32_WCE
	BOOL TextOut(int x, int y, LPCTSTR lpszString, int nCount = -1)
	{
		ATLASSERT(m_hDC != NULL);
		if(nCount == -1)
			nCount = lstrlen(lpszString);
		return ::TextOut(m_hDC, x, y, lpszString, nCount);
	}
#endif // !_WIN32_WCE

	BOOL ExtTextOut(int x, int y, UINT nOptions, LPCRECT lpRect, LPCTSTR lpszString, UINT nCount = -1, LPINT lpDxWidths = NULL)
	{
		ATLASSERT(m_hDC != NULL);
		if(nCount == -1)
			nCount = lstrlen(lpszString);
		return ::ExtTextOut(m_hDC, x, y, nOptions, lpRect, lpszString, nCount, lpDxWidths);
	}

#ifndef _WIN32_WCE
	SIZE TabbedTextOut(int x, int y, LPCTSTR lpszString, int nCount = -1, int nTabPositions = 0, LPINT lpnTabStopPositions = NULL, int nTabOrigin = 0)
	{
		ATLASSERT(m_hDC != NULL);
		if(nCount == -1)
			nCount = lstrlen(lpszString);
		LONG lRes = ::TabbedTextOut(m_hDC, x, y, lpszString, nCount, nTabPositions, lpnTabStopPositions, nTabOrigin);
		SIZE size = { GET_X_LPARAM(lRes), GET_Y_LPARAM(lRes) };
		return size;
	}
#endif // !_WIN32_WCE

	int DrawText(LPCTSTR lpstrText, int cchText, LPRECT lpRect, UINT uFormat)
	{
		ATLASSERT(m_hDC != NULL);
#ifndef _WIN32_WCE
		ATLASSERT((uFormat & DT_MODIFYSTRING) == 0);
#endif // !_WIN32_WCE
		return ::DrawText(m_hDC, lpstrText, cchText, lpRect, uFormat);
	}

	int DrawText(LPTSTR lpstrText, int cchText, LPRECT lpRect, UINT uFormat)
	{
		ATLASSERT(m_hDC != NULL);
		return ::DrawText(m_hDC, lpstrText, cchText, lpRect, uFormat);
	}

#ifndef _WIN32_WCE
	int DrawTextEx(LPTSTR lpstrText, int cchText, LPRECT lpRect, UINT uFormat, LPDRAWTEXTPARAMS lpDTParams = NULL)
	{
		ATLASSERT(m_hDC != NULL);
		return ::DrawTextEx(m_hDC, lpstrText, cchText, lpRect, uFormat, lpDTParams);
	}
#endif // !_WIN32_WCE

#if (_WIN32_WINNT >= 0x0501)
	int DrawShadowText(LPCWSTR lpstrText, int cchText, LPRECT lpRect, DWORD dwFlags, COLORREF clrText, COLORREF clrShadow, int xOffset, int yOffset)
	{
		ATLASSERT(m_hDC != NULL);
		// This function is present only if comctl32.dll version 6 is loaded;
		// we use LoadLibrary/GetProcAddress to allow apps compiled with
		// _WIN32_WINNT >= 0x0501 to run on older Windows/CommCtrl
		int nRet = 0;
		HMODULE hCommCtrlDLL = ::LoadLibrary(_T("comctl32.dll"));
		ATLASSERT(hCommCtrlDLL != NULL);
		if(hCommCtrlDLL != NULL)
		{
			typedef int (WINAPI *PFN_DrawShadowText)(HDC hDC, LPCWSTR lpstrText, UINT cchText, LPRECT lpRect, DWORD dwFlags, COLORREF clrText, COLORREF clrShadow, int xOffset, int yOffset);
			PFN_DrawShadowText pfnDrawShadowText = (PFN_DrawShadowText)::GetProcAddress(hCommCtrlDLL, "DrawShadowText");
			ATLASSERT(pfnDrawShadowText != NULL);   // this function requires CommCtrl6
			if(pfnDrawShadowText != NULL)
				nRet = pfnDrawShadowText(m_hDC, lpstrText, cchText, lpRect, dwFlags, clrText, clrShadow, xOffset, yOffset);
			::FreeLibrary(hCommCtrlDLL);
		}
		return