int32_t Padder::padAndApply(const Modifier &mod1, const Modifier &mod2,
NumberStringBuilder &string, int32_t leftIndex, int32_t rightIndex,
UErrorCode &status) const {
int32_t modLength = mod1.getCodePointCount(status) + mod2.getCodePointCount(status);
int32_t requiredPadding = fWidth - modLength - string.codePointCount();
U_ASSERT(leftIndex == 0 &&
rightIndex == string.length()); // fix the previous line to remove this assertion
int length = 0;
if (requiredPadding <= 0) {
// Padding is not required.
length += mod1.apply(string, leftIndex, rightIndex, status);
length += mod2.apply(string, leftIndex, rightIndex + length, status);
return length;
}
PadPosition position = fUnion.padding.fPosition;
UChar32 paddingCp = fUnion.padding.fCp;
if (position == UNUM_PAD_AFTER_PREFIX) {
length += addPaddingHelper(paddingCp, requiredPadding, string, leftIndex, status);
} else if (position == UNUM_PAD_BEFORE_SUFFIX) {
length += addPaddingHelper(paddingCp, requiredPadding, string, rightIndex + length, status);
}
length += mod1.apply(string, leftIndex, rightIndex + length, status);
length += mod2.apply(string, leftIndex, rightIndex + length, status);
if (position == UNUM_PAD_BEFORE_PREFIX) {
length += addPaddingHelper(paddingCp, requiredPadding, string, leftIndex, status);
} else if (position == UNUM_PAD_AFTER_SUFFIX) {
length += addPaddingHelper(paddingCp, requiredPadding, string, rightIndex + length, status);
}
return length;
}
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;
}
void LocalizedNumberFormatter::getAffixImpl(bool isPrefix, bool isNegative, UnicodeString& result,
UErrorCode& status) const {
NumberStringBuilder string;
auto signum = static_cast<int8_t>(isNegative ? -1 : 1);
// Always return affixes for plural form OTHER.
static const StandardPlural::Form plural = StandardPlural::OTHER;
int32_t prefixLength;
if (computeCompiled(status)) {
prefixLength = fCompiled->getPrefixSuffix(signum, plural, string, status);
} else {
prefixLength = NumberFormatterImpl::getPrefixSuffixStatic(fMacros, signum, plural, string, status);
}
result.remove();
if (isPrefix) {
result.append(string.toTempUnicodeString().tempSubStringBetween(0, prefixLength));
} else {
result.append(string.toTempUnicodeString().tempSubStringBetween(prefixLength, string.length()));
}
}
