Base::Quantity UnitsSchemaInternal::schemaPrefUnit(const Base::Unit &unit,QString &outUnitString) { if(unit == Unit::Length){ outUnitString = QString::fromAscii("mm"); return Base::Quantity(1.0,Unit::Length); }else{ outUnitString = QString::fromAscii(unit.getString().c_str()); return Base::Quantity(1,unit); } }