| /* |
| ****************************************************************************** |
| * Copyright (C) 1997-2012, International Business Machines |
| * Corporation and others. All Rights Reserved. |
| ****************************************************************************** |
| * file name: nfrs.h |
| * encoding: US-ASCII |
| * tab size: 8 (not used) |
| * indentation:4 |
| * |
| * Modification history |
| * Date Name Comments |
| * 10/11/2001 Doug Ported from ICU4J |
| */ |
| |
| #ifndef NFRS_H |
| #define NFRS_H |
| |
| #include "unicode/uobject.h" |
| #include "unicode/rbnf.h" |
| |
| #if U_HAVE_RBNF |
| |
| #include "unicode/utypes.h" |
| #include "unicode/umisc.h" |
| |
| #include "nfrlist.h" |
| |
| U_NAMESPACE_BEGIN |
| |
| class NFRuleSet : public UMemory { |
| public: |
| NFRuleSet(UnicodeString* descriptions, int32_t index, UErrorCode& status); |
| void parseRules(UnicodeString& rules, const RuleBasedNumberFormat* owner, UErrorCode& status); |
| void makeIntoFractionRuleSet() { fIsFractionRuleSet = TRUE; } |
| |
| ~NFRuleSet(); |
| |
| UBool operator==(const NFRuleSet& rhs) const; |
| UBool operator!=(const NFRuleSet& rhs) const { return !operator==(rhs); } |
| |
| UBool isPublic() const { return fIsPublic; } |
| |
| UBool isParseable() const { return fIsParseable; } |
| |
| UBool isFractionRuleSet() const { return fIsFractionRuleSet; } |
| |
| void getName(UnicodeString& result) const { result.setTo(name); } |
| UBool isNamed(const UnicodeString& _name) const { return this->name == _name; } |
| |
| void format(int64_t number, UnicodeString& toAppendTo, int32_t pos) const; |
| void format(double number, UnicodeString& toAppendTo, int32_t pos) const; |
| |
| UBool parse(const UnicodeString& text, ParsePosition& pos, double upperBound, Formattable& result) const; |
| |
| void appendRules(UnicodeString& result) const; // toString |
| |
| private: |
| NFRule * findNormalRule(int64_t number) const; |
| NFRule * findDoubleRule(double number) const; |
| NFRule * findFractionRuleSetRule(double number) const; |
| |
| private: |
| UnicodeString name; |
| NFRuleList rules; |
| NFRule *negativeNumberRule; |
| NFRule *fractionRules[3]; |
| UBool fIsFractionRuleSet; |
| UBool fIsPublic; |
| UBool fIsParseable; |
| int32_t fRecursionCount; |
| |
| NFRuleSet(const NFRuleSet &other); // forbid copying of this class |
| NFRuleSet &operator=(const NFRuleSet &other); // forbid copying of this class |
| }; |
| |
| // utilities from old llong.h |
| // convert mantissa portion of double to int64 |
| int64_t util64_fromDouble(double d); |
| |
| // raise radix to the power exponent, only non-negative exponents |
| int64_t util64_pow(int32_t radix, uint32_t exponent); |
| |
| // convert n to digit string in buffer, return length of string |
| uint32_t util64_tou(int64_t n, UChar* buffer, uint32_t buflen, uint32_t radix = 10, UBool raw = FALSE); |
| |
| #ifdef RBNF_DEBUG |
| int64_t util64_utoi(const UChar* str, uint32_t radix = 10); |
| uint32_t util64_toa(int64_t n, char* buffer, uint32_t buflen, uint32_t radix = 10, UBool raw = FALSE); |
| int64_t util64_atoi(const char* str, uint32_t radix); |
| #endif |
| |
| |
| U_NAMESPACE_END |
| |
| /* U_HAVE_RBNF */ |
| #endif |
| |
| // NFRS_H |
| #endif |
| |