// © 2018 and later: Unicode, Inc. and others. // License & terms of use: http://www.unicode.org/copyright.html #include "unicode/utypes.h" #if !UCONFIG_NO_FORMATTING #ifndef __SOURCE_NUMRANGE_TYPES_H__ #define __SOURCE_NUMRANGE_TYPES_H__ #include "unicode/numberformatter.h" #include "unicode/numberrangeformatter.h" #include "unicode/simpleformatter.h" #include "number_types.h" #include "number_decimalquantity.h" #include "number_formatimpl.h" #include "number_stringbuilder.h" U_NAMESPACE_BEGIN namespace number { namespace impl { /** * Implementation class for UFormattedNumber with magic number for safety. * * This struct is also held internally by the C++ version FormattedNumber since the member types are not * declared in the public header file. * * The DecimalQuantity is not currently being used by FormattedNumber, but at some point it could be used * to add a toDecNumber() or similar method. */ struct UFormattedNumberRangeData : public UMemory { // The magic number to identify incoming objects. // Reads in ASCII as "FDR" (FormatteDnumberRange with room at the end) static constexpr int32_t kMagic = 0x46445200; // Data members: int32_t fMagic = kMagic; DecimalQuantity quantity1; DecimalQuantity quantity2; NumberStringBuilder string; UNumberRangeIdentityResult identityResult = UNUM_IDENTITY_RESULT_COUNT; // No C conversion methods (no C API yet) }; class StandardPluralRanges : public UMemory { public: void initialize(const Locale& locale, UErrorCode& status); 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); private: 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 PluralRangeTriples; PluralRangeTriples fTriples; int32_t fTriplesLen = 0; }; class NumberRangeFormatterImpl : public UMemory { public: NumberRangeFormatterImpl(const RangeMacroProps& macros, UErrorCode& status); void format(UFormattedNumberRangeData& data, bool equalBeforeRounding, UErrorCode& status) const; private: NumberFormatterImpl formatterImpl1; NumberFormatterImpl formatterImpl2; bool fSameFormatters; UNumberRangeCollapse fCollapse; UNumberRangeIdentityFallback fIdentityFallback; SimpleFormatter fRangeFormatter; SimpleModifier fApproximatelyModifier; StandardPluralRanges fPluralRanges; void formatSingleValue(UFormattedNumberRangeData& data, MicroProps& micros1, MicroProps& micros2, UErrorCode& status) const; void formatApproximately(UFormattedNumberRangeData& data, MicroProps& micros1, MicroProps& micros2, UErrorCode& status) const; void formatRange(UFormattedNumberRangeData& data, MicroProps& micros1, MicroProps& micros2, UErrorCode& status) const; const Modifier& resolveModifierPlurals(const Modifier& first, const Modifier& second) const; }; } // namespace impl } // namespace number U_NAMESPACE_END #endif //__SOURCE_NUMRANGE_TYPES_H__ #endif /* #if !UCONFIG_NO_FORMATTING */