UnicodeString &MeasureFormat::formatMeasure(
const Measure &measure,
const NumberFormat &nf,
UnicodeString &appendTo,
FieldPosition &pos,
UErrorCode &status) const {
if (U_FAILURE(status)) {
return appendTo;
}
const Formattable& amtNumber = measure.getNumber();
const MeasureUnit& amtUnit = measure.getUnit();
if (isCurrency(amtUnit)) {
UChar isoCode[4];
u_charsToUChars(amtUnit.getSubtype(), isoCode, 4);
return cache->getCurrencyFormat(fWidth)->format(
new CurrencyAmount(amtNumber, isoCode, status),
appendTo,
pos,
status);
}
UnicodeString formattedNumber;
StandardPlural::Form pluralForm = QuantityFormatter::selectPlural(
amtNumber, nf, **pluralRules, formattedNumber, pos, status);
const SimpleFormatter *formatter = getPluralFormatter(amtUnit, fWidth, pluralForm, status);
return QuantityFormatter::format(*formatter, formattedNumber, appendTo, pos, status);
}
int32_t MeasureFormat::withPerUnitAndAppend(
const UnicodeString &formatted,
const MeasureUnit &perUnit,
UnicodeString &appendTo,
UErrorCode &status) const {
int32_t offset = -1;
if (U_FAILURE(status)) {
return offset;
}
const SimpleFormatter *perUnitFormatter =
getFormatterOrNull(perUnit, width, MeasureFormatCacheData::PER_UNIT_INDEX);
if (perUnitFormatter != NULL) {
const UnicodeString *params[] = {&formatted};
perUnitFormatter->formatAndAppend(
params,
UPRV_LENGTHOF(params),
appendTo,
&offset,
1,
status);
return offset;
}
const SimpleFormatter *perFormatter = getPerFormatter(width, status);
const SimpleFormatter *pattern =
getPluralFormatter(perUnit, width, StandardPlural::ONE, status);
if (U_FAILURE(status)) {
return offset;
}
UnicodeString perUnitString = pattern->getTextWithNoArguments();
perUnitString.trim();
const UnicodeString *params[] = {&formatted, &perUnitString};
perFormatter->formatAndAppend(
params,
UPRV_LENGTHOF(params),
appendTo,
&offset,
1,
status);
return offset;
}