void CDocViewDoc::DrawLine(CDC *pDC)
{
	CLine *pLine;
	POSITION pos = m_LineList.GetHeadPosition();
	for(; pos != NULL; m_LineList.GetNext(pos))
	{
		pLine = (CLine *) m_LineList.GetAt(pos);
		pLine->Draw(pDC);
	}
}
