m_rect.left = m_position.x + kTipOffset;
m_rect.top = m_position.y + kTipOffset;
m_rect.right = m_rect.left + width + 2 * kTipBorder;
m_rect.left = m_position.x + kTipOffset;
m_rect.top = m_position.y + kTipOffset;
m_rect.right = m_rect.left + width + 2 * kTipBorder;