int32_t NumberFormatterImpl::writeFractionDigits(const MicroProps& micros, DecimalQuantity& quantity,
NumberStringBuilder& string, UErrorCode& status) {
int length = 0;
int fractionCount = -quantity.getLowerDisplayMagnitude();
for (int i = 0; i < fractionCount; i++) {
// Get and append the next digit value
int8_t nextDigit = quantity.getDigit(-i - 1);
length += utils::insertDigitFromSymbols(
string, string.length(), nextDigit, *micros.symbols, UNUM_FRACTION_FIELD, status);
}
return length;
}
int32_t NumberFormatterImpl::writeIntegerDigits(const MicroProps& micros, DecimalQuantity& quantity,
NumberStringBuilder& string, UErrorCode& status) {
int length = 0;
int integerCount = quantity.getUpperDisplayMagnitude() + 1;
for (int i = 0; i < integerCount; i++) {
// Add grouping separator
if (micros.grouping.groupAtPosition(i, quantity)) {
length += string.insert(
0,
micros.useCurrency ? micros.symbols->getSymbol(
DecimalFormatSymbols::ENumberFormatSymbol::kMonetaryGroupingSeparatorSymbol)
: micros.symbols->getSymbol(
DecimalFormatSymbols::ENumberFormatSymbol::kGroupingSeparatorSymbol),
UNUM_GROUPING_SEPARATOR_FIELD,
status);
}
// Get and append the next digit value
int8_t nextDigit = quantity.getDigit(i);
length += utils::insertDigitFromSymbols(
string, 0, nextDigit, *micros.symbols, UNUM_INTEGER_FIELD, status);
}
return length;
}
