connect(widthBox, SIGNAL(widthChanged(RS2::LineWidth)), this,
SLOT(slotWidthChanged(RS2::LineWidth)));
connect(lineTypeBox, SIGNAL(lineTypeChanged(RS2::LineType)), this,
connect(widthBox, SIGNAL(widthChanged(RS2::LineWidth)), this,
SLOT(slotWidthChanged(RS2::LineWidth)));
connect(lineTypeBox, SIGNAL(lineTypeChanged(RS2::LineType)), this,