// dc->DrawRectangle(m_leftOfSheet, m_topOfSheet, m_rightOfSheet - m_leftOfSheet + 1, m_horizontalLabelHeight + 1);
dc->DrawRectangle(m_leftOfSheet, m_topOfSheet, cw-m_leftOfSheet, m_horizontalLabelHeight + 1);
// dc->DrawRectangle(m_leftOfSheet, m_topOfSheet, m_verticalLabelWidth + 1, m_bottomOfSheet - m_topOfSheet + 1);
// dc->DrawRectangle(m_leftOfSheet, m_topOfSheet, m_rightOfSheet - m_leftOfSheet + 1, m_horizontalLabelHeight + 1);
dc->DrawRectangle(m_leftOfSheet, m_topOfSheet, cw-m_leftOfSheet, m_horizontalLabelHeight + 1);
// dc->DrawRectangle(m_leftOfSheet, m_topOfSheet, m_verticalLabelWidth + 1, m_bottomOfSheet - m_topOfSheet + 1);