SetPrecision
status_t SetPrecision(int precision);
virtual void SetPrecision(uint32 precision);
fNumberFormat.SetPrecision(1);
fNumberFormat.SetPrecision(1);
fNumberFormat.SetPrecision(1);
fNumberFormat.SetPrecision(0);
fNumberFormat.SetPrecision(precision);
fNumberFormat->SetPrecision(precision);
fNumberFormat->SetPrecision(fPrecision);
numberFormat.SetPrecision(index == 0 ? 0 : 2);
sNumberFormat0->SetPrecision(0);
sNumberFormat2->SetPrecision(2);