95 lines
2.8 KiB
C++
95 lines
2.8 KiB
C++
// © 2017 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#ifndef __NUMBER_UTILS_H__
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#define __NUMBER_UTILS_H__
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#include "unicode/numberformatter.h"
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#include "number_types.h"
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#include "number_decimalquantity.h"
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#include "number_scientific.h"
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#include "number_patternstring.h"
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#include "number_modifiers.h"
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#include "number_multiplier.h"
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#include "number_roundingutils.h"
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#include "decNumber.h"
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#include "charstr.h"
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U_NAMESPACE_BEGIN
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namespace number {
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namespace impl {
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enum CldrPatternStyle {
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CLDR_PATTERN_STYLE_DECIMAL,
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CLDR_PATTERN_STYLE_CURRENCY,
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CLDR_PATTERN_STYLE_ACCOUNTING,
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CLDR_PATTERN_STYLE_PERCENT,
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CLDR_PATTERN_STYLE_SCIENTIFIC,
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CLDR_PATTERN_STYLE_COUNT,
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};
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// Namespace for naked functions
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namespace utils {
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inline int32_t insertDigitFromSymbols(NumberStringBuilder& output, int32_t index, int8_t digit,
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const DecimalFormatSymbols& symbols, Field field,
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UErrorCode& status) {
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if (symbols.getCodePointZero() != -1) {
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return output.insertCodePoint(index, symbols.getCodePointZero() + digit, field, status);
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}
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return output.insert(index, symbols.getConstDigitSymbol(digit), field, status);
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}
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inline bool unitIsCurrency(const MeasureUnit& unit) {
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return uprv_strcmp("currency", unit.getType()) == 0;
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}
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inline bool unitIsNoUnit(const MeasureUnit& unit) {
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return uprv_strcmp("none", unit.getType()) == 0;
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}
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inline bool unitIsPercent(const MeasureUnit& unit) {
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return uprv_strcmp("percent", unit.getSubtype()) == 0;
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}
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inline bool unitIsPermille(const MeasureUnit& unit) {
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return uprv_strcmp("permille", unit.getSubtype()) == 0;
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}
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// NOTE: In Java, this method is in NumberFormat.java
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const char16_t*
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getPatternForStyle(const Locale& locale, const char* nsName, CldrPatternStyle style, UErrorCode& status);
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/**
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* Computes the plural form for this number based on the specified set of rules.
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*
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* @param rules A {@link PluralRules} object representing the set of rules.
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* @return The {@link StandardPlural} according to the PluralRules. If the plural form is not in
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* the set of standard plurals, {@link StandardPlural#OTHER} is returned instead.
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*/
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inline StandardPlural::Form getStandardPlural(const PluralRules *rules,
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const IFixedDecimal &fdec) {
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if (rules == nullptr) {
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// Fail gracefully if the user didn't provide a PluralRules
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return StandardPlural::Form::OTHER;
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} else {
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UnicodeString ruleString = rules->select(fdec);
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return StandardPlural::orOtherFromString(ruleString);
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}
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}
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} // namespace utils
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} // namespace impl
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} // namespace number
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U_NAMESPACE_END
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#endif //__NUMBER_UTILS_H__
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#endif /* #if !UCONFIG_NO_FORMATTING */
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