const qreal y = (size().height() - qreal(m_pixmap.height() / m_pixmap.devicePixelRatioF())) / 2;
painter->drawPixmap(x, y, m_pixmap);
}
const qreal y = (size().height() - qreal(m_pixmap.height() / m_pixmap.devicePixelRatioF())) / 2;
painter->drawPixmap(x, y, m_pixmap);
}