painter->drawArc(-arcsize,-arcsize,2*arcsize,2*arcsize,(int(m_lowPosition+270)%360)*-16,(int(m_highPosition+270)%360)*-16);
QPoint labelP=QPoint(0,-xo+15);
labelP=rotT.map(labelP);
painter->drawArc(-arcsize,-arcsize,2*arcsize,2*arcsize,(int(m_lowPosition+270)%360)*-16,(int(m_highPosition+270)%360)*-16);
QPoint labelP=QPoint(0,-xo+15);
labelP=rotT.map(labelP);