读文件，绘图

读文件，绘图 CPaintTestDoc* pDoc = GetDocument(); ASSERT_VALID(pDoc); // TODO: add draw code for native data here CPen pen(0,2,RGB(0,0,0)); pDC->SetMapMode(MM_LOMETRIC); pDC->SelectObject(&pen;); CRect rect; GetClientRect(▭); pDC->DPtoLP(▭); CSize org(200,-rect.bottom-800); pDC->LPtoDP(&org;); pDC->SetViewportOrg(org.cx,org.cy); pDC->MoveTo(-100,0); pDC->LineTo(rect.right*3/4,0); pDC->MoveTo(rect.right*3/4,0); pDC->LineTo(rect.right*3/4-50,10); pDC->MoveTo(rect.right*3/4,0); pDC->LineTo(rect.right*3/4-50,-10); pDC->TextOut(rect.right*3/4,0,L"X");//绘制x轴以及标注 pDC->MoveTo(0,-700); pDC->LineTo(0,-rect.bottom-900); pDC->MoveTo(-10,-rect.bottom-940); pDC->LineTo(0,-rect.bottom-900); pDC->MoveTo(10,-rect.bottom-940); pDC->LineTo(0,-rect.bottom-900); pDC->TextOut(-60,-rect.bottom-900,L"Y");//绘制y轴及标注