摘要：
void CMyHidDlg::DrawGrid(void){ CPen *OldPen; double nWide,nHigh; CPoint sPos(0,0),dPos(0,0); CDC* pDC=GetDC(); m_pGridDC = new CDC(); m_pGridDC->CreateCompatibleDC(pDC); CPen Pen(PS_SOLID,1,m_GridColor); nWide=(double)(m_rect.right-m_rect.left)/m_uSensorNum; nHigh=(double)(m_rect.bottom-m_rect.t 阅读全文