if (m_Cells == NULL || m_DC == NULL) return 0;
pbreak = (int)(from * m_Scale + m_Height);
while (m_Cells -> AdjustPagebreak(&pbreak)) {}
if (m_Cells == NULL || m_DC == NULL) return 0;
pbreak = (int)(from * m_Scale + m_Height);
while (m_Cells -> AdjustPagebreak(&pbreak)) {}