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// © 2018 and later: Unicode, Inc. and others.
// License & terms of use:
#ifndef __PLURALRANGES_H__
#define __PLURALRANGES_H__
#include "unicode/utypes.h"
#include "unicode/uobject.h"
#include "unicode/locid.h"
#include "unicode/plurrule.h"
#include "standardplural.h"
#include "cmemory.h"
// Forward declarations
namespace number {
namespace impl {
class UFormattedNumberRangeData;
class StandardPluralRanges : public UMemory {
/** Create a new StandardPluralRanges for the given locale */
static StandardPluralRanges forLocale(const Locale& locale, UErrorCode& status);
/** Explicit copy constructor */
StandardPluralRanges copy(UErrorCode& status) const;
/** Create an object (called on an rvalue) */
LocalPointer<StandardPluralRanges> toPointer(UErrorCode& status) && noexcept;
/** Select rule based on the first and second forms */
StandardPlural::Form resolve(StandardPlural::Form first, StandardPlural::Form second) const;
/** Used for data loading. */
void addPluralRange(
StandardPlural::Form first,
StandardPlural::Form second,
StandardPlural::Form result);
/** Used for data loading. */
void setCapacity(int32_t length, UErrorCode& status);
struct StandardPluralRangeTriple {
StandardPlural::Form first;
StandardPlural::Form second;
StandardPlural::Form result;
// TODO: An array is simple here, but it results in linear lookup time.
// Certain locales have 20-30 entries in this list.
// Consider changing to a smarter data structure.
typedef MaybeStackArray<StandardPluralRangeTriple, 3> PluralRangeTriples;
PluralRangeTriples fTriples;
int32_t fTriplesLen = 0;
#endif /* #if !UCONFIG_NO_FORMATTING */
#endif //__PLURALRANGES_H__