摘要：
void CPCBGUIView::OnDraw(CDC* pDC){//CPCBGUIDoc* pDoc = GetDocument();//ASSERT_VALID(pDoc);//if (!pDoc)//return;CDC m_pMemDC;CBitmap m_pBitmap;CRect rect;GetClientRect(rect);int x=rect.Width();int y=rect.Height();m_pMemDC.CreateCompatibleDC(pDC);m_pBitmap.CreateCompatibleBitmap(pDC,x,y);m_pMemDC.Sel 阅读全文