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   源码介绍

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mfc画太极图

void CAdminView::OnDraw(CDC* pDC)

{

         CAdminDoc* pDoc = GetDocument();

         ASSERT_VALID(pDoc);

         // TODO: add draw code for native data here

    CBrush redBrush,blueBrush;

    CPen redPen,bluePen;

    redPen.CreatePen(PS_SOLID | PS_COSMETIC,1,RGB(255,0,0));

    bluePen.CreatePen(PS_SOLID | PS_COSMETIC,1,RGB(0,0,0));

    redBrush.CreateSolidBrush(RGB(255,0,0));  

    blueBrush.CreateSolidBrush(RGB(0,0,0));   

    CBrush *oldBrush = pDC->SelectObject(&redBrush);

    CPen *oldPen = pDC->SelectObject(&redPen);

    CRect rect(100,100,400,400);    

    pDC->Pie(&rect,CPoint(100,250),CPoint(400,250));  

    pDC->SelectObject(&bluePen);

    pDC->SelectObject(&blueBrush);

    pDC->Pie(&rect,CPoint(400,250),CPoint(100,250));  

    pDC->SelectObject(&redBrush);

    pDC->SelectObject(&redPen);

    pDC->Ellipse(100,175,250,325);   

    pDC->SelectObject(&blueBrush);

    pDC->SelectObject(&bluePen);

    pDC->Ellipse(250,175,400,325);

    pDC->Ellipse(165,240,185,260);   

         pDC->SelectObject(&redBrush);

    pDC->SelectObject(&redPen);

    pDC->Ellipse(315,240,335,260);   

pDC->SelectObject(oldPen);

    pDC->SelectObject(oldBrush);

}