gdi+基本绘图方法（Gdi+ basic drawing method）.docVIP

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gdi+基本绘图方法（Gdi+ basic drawing method）.doc

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gdi基本绘图方法（Gdibasicdrawingmethod）

gdi+基本绘图方法（Gdi+ basic drawing method） The training method of GDI+ drawing two: MFC (2009-05-08 18:17:43). Tags: Classification: MFC and Windows programming. GDI+ configuration steps: (1) in the stdafx.h file, add the following 3 lines of code #pragma comment (LIB, gdiplus.lib) #include gdiplus.h Using namespace Gdiplus; (2), in the App class, add a member variable, as in the following code: ULONG_PTR m_gdiplusToken; Among them, ULONG_PTR is a DWORD data type, the member variable to store GDI+ GDI+ logo in the application after the initialization, so as to be able in the application after the exit, refer to the logo to call Gdiplus:: GdiplusShutdown to close GDI+. (3), the addition of GDI+ in the InitInstance function application in the initialization code: Gdiplus:: GdiplusStartupInput gdiplusStartupInput; Gdiplus:: GdiplusStartup (m_gdiplusToken, gdiplusStartupInput, NULL); (4), the addition of ExitInstance in the application of overloading, and add the following code to close GDI+: Gdiplus:: GdiplusShutdown (m_gdiplusToken); GDI+ basic drawing method The establishment of GDI+ / / drawing objects Graphics g ((pDC-GetSafeHdc)); Establish / brush Pen pen_black (Color:: Black); Pen pen_white (Color:: White); / / use the brush to draw graphics Pen_black.SetWidth (6); / / set the brush width Pen_black.SetStartCap (LineCapRoundAnchor); / / set the start cap Pen_black.SetEndCap (LineCapArrowAnchor); / / set the end cap G.DrawLine (pen_black, 10, 10, 100, 10); Rect rect1 (0,0, 150, 80); Rect rect2 (10 + 170, 200, 150, 80); Rect rect3 (10 + 170*2, 200, 150, 80); Rect rect4 (10 + 170*3, 200, 150, 80); G.DrawRectangle (pen_black, rect1); G.DrawRectangle (pen_black, rect2); G.DrawRectangle (pen_black, rect3); G.DrawRectangle (pen_black, rect4); Establish / brush / / solid color brush SolidBrush brush_black (Color:: Black); SolidBrush brush_white (Color:: White); SolidBrush brush_blue (Color:: Blue); G.FillRectangle (brush_blue, rect1); Grid / brush HatchBrush brush_hatch (Hatc