1 // © 2017 and later: Unicode, Inc. and others. 2 // License & terms of use: http://www.unicode.org/copyright.html 3 4 #include "unicode/utypes.h" 5 6 #if !UCONFIG_NO_FORMATTING && !UPRV_INCOMPLETE_CPP11_SUPPORT 7 #ifndef __NUMBER_COMPACT_H__ 8 #define __NUMBER_COMPACT_H__ 9 10 #include "standardplural.h" 11 #include "number_types.h" 12 #include "unicode/unum.h" 13 #include "uvector.h" 14 #include "resource.h" 15 #include "number_patternmodifier.h" 16 17 U_NAMESPACE_BEGIN namespace number { 18 namespace impl { 19 20 static const int32_t COMPACT_MAX_DIGITS = 15; 21 22 class CompactData : public MultiplierProducer { 23 public: 24 CompactData(); 25 26 void populate(const Locale &locale, const char *nsName, CompactStyle compactStyle, 27 CompactType compactType, UErrorCode &status); 28 29 int32_t getMultiplier(int32_t magnitude) const U_OVERRIDE; 30 31 const UChar *getPattern(int32_t magnitude, StandardPlural::Form plural) const; 32 33 void getUniquePatterns(UVector &output, UErrorCode &status) const; 34 35 private: 36 const UChar *patterns[(COMPACT_MAX_DIGITS + 1) * StandardPlural::COUNT]; 37 int8_t multipliers[COMPACT_MAX_DIGITS + 1]; 38 int8_t largestMagnitude; 39 UBool isEmpty; 40 41 class CompactDataSink : public ResourceSink { 42 public: CompactDataSink(CompactData & data)43 explicit CompactDataSink(CompactData &data) : data(data) {} 44 45 void put(const char *key, ResourceValue &value, UBool /*noFallback*/, UErrorCode &status) U_OVERRIDE; 46 47 private: 48 CompactData &data; 49 }; 50 }; 51 52 struct CompactModInfo { 53 const ImmutablePatternModifier *mod; 54 const UChar* patternString; 55 int32_t numDigits; 56 }; 57 58 class CompactHandler : public MicroPropsGenerator, public UMemory { 59 public: 60 CompactHandler(CompactStyle compactStyle, const Locale &locale, const char *nsName, 61 CompactType compactType, const PluralRules *rules, 62 MutablePatternModifier *buildReference, const MicroPropsGenerator *parent, 63 UErrorCode &status); 64 65 ~CompactHandler() U_OVERRIDE; 66 67 void 68 processQuantity(DecimalQuantity &quantity, MicroProps µs, UErrorCode &status) const U_OVERRIDE; 69 70 private: 71 const PluralRules *rules; 72 const MicroPropsGenerator *parent; 73 // Initial capacity of 12 for 0K, 00K, 000K, ...M, ...B, and ...T 74 MaybeStackArray<CompactModInfo, 12> precomputedMods; 75 int32_t precomputedModsLength = 0; 76 CompactData data; 77 ParsedPatternInfo unsafePatternInfo; 78 UBool safe; 79 80 /** Used by the safe code path */ 81 void precomputeAllModifiers(MutablePatternModifier &buildReference, UErrorCode &status); 82 }; 83 84 85 } // namespace impl 86 } // namespace number 87 U_NAMESPACE_END 88 89 #endif //__NUMBER_COMPACT_H__ 90 91 #endif /* #if !UCONFIG_NO_FORMATTING */ 92