X-Git-Url: https://git.saurik.com/apple/icu.git/blobdiff_plain/b75a7d8f3b4adbae880cab104ce2c6a50eee4db2..51004dcb01e06fef634b61be77ed73dd61cb6db9:/icuSources/i18n/nfsubs.h

diff --git a/icuSources/i18n/nfsubs.h b/icuSources/i18n/nfsubs.h
index 6cbf8920..098ccb41 100644
--- a/icuSources/i18n/nfsubs.h
+++ b/icuSources/i18n/nfsubs.h
@@ -1,6 +1,6 @@
 /*
 ******************************************************************************
-*   Copyright (C) 1997-2001, International Business Machines
+*   Copyright (C) 1997-2007, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 ******************************************************************************
 *   file name:  nfsubs.h
@@ -90,7 +90,7 @@ public:
      * @param radix The radix of the divisor
      * @param exponent The exponent of the divisor
      */
-    virtual void setDivisor(int32_t radix, int32_t exponent);
+    virtual void setDivisor(int32_t radix, int32_t exponent, UErrorCode& status);
     
     /**
      * Replaces result with the string describing the substitution.
@@ -248,287 +248,22 @@ public:
      */
     virtual UBool isModulusSubstitution() const;
     
-private:
-    NFSubstitution(const NFSubstitution &other); // forbid copying of this class
-    NFSubstitution &operator=(const NFSubstitution &other); // forbid copying of this class
-
-    static const char fgClassID;
-
-public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
-    virtual UClassID getDynamicClassID(void) const;
-};
-
-class SameValueSubstitution : public NFSubstitution {
-public:
-    SameValueSubstitution(int32_t pos,
-        const NFRuleSet* ruleset,
-        const RuleBasedNumberFormat* formatter,
-        const UnicodeString& description,
-        UErrorCode& status);
-    
-    int64_t transformNumber(int64_t number) const { return number; }
-    double transformNumber(double number) const { return number; }
-    double composeRuleValue(double newRuleValue, double /*oldRuleValue*/) const { return newRuleValue; }
-    double calcUpperBound(double oldUpperBound) const { return oldUpperBound; }
-    UChar tokenChar() const { return (UChar)0x003d; } // '='
-private:
-    static const char fgClassID;
-    
-public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
-    virtual UClassID getDynamicClassID(void) const;
-};
-
-class MultiplierSubstitution : public NFSubstitution {
-    double divisor;
-    int64_t ldivisor;
-    
-public:
-    MultiplierSubstitution(int32_t _pos,
-        double _divisor,
-        const NFRuleSet* _ruleSet,
-        const RuleBasedNumberFormat* formatter,
-        const UnicodeString& description,
-        UErrorCode& status)
-        : NFSubstitution(_pos, _ruleSet, formatter, description, status), divisor(_divisor)
-    {
-        ldivisor = util64_fromDouble(divisor);
-    }
-    
-    void setDivisor(int32_t radix, int32_t exponent) { 
-        divisor = uprv_pow(radix, exponent);
-        ldivisor = util64_fromDouble(divisor);
-    }
-    
-    UBool operator==(const NFSubstitution& rhs) const;
-    
-    int64_t transformNumber(int64_t number) const {
-        return number / ldivisor;
-    }
-    
-    double transformNumber(double number) const {
-        return uprv_floor(number / divisor);
-    }
-    
-    double composeRuleValue(double newRuleValue, double /*oldRuleValue*/) const {
-        return newRuleValue * divisor;
-    }
-    
-    double calcUpperBound(double /*oldUpperBound*/) const { return divisor; }
-    
-    UChar tokenChar() const { return (UChar)0x003c; } // '<'
-private:
-    static const char fgClassID;
-    
-public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
-    virtual UClassID getDynamicClassID(void) const;
-};
-
-class ModulusSubstitution : public NFSubstitution {
-    double divisor;
-    int64_t  ldivisor;
-    const NFRule* ruleToUse;
-public:
-    ModulusSubstitution(int32_t pos,
-        double _divisor,
-        const NFRule* rulePredecessor,
-        const NFRuleSet* ruleSet,
-        const RuleBasedNumberFormat* formatter,
-        const UnicodeString& description,
-        UErrorCode& status);
-    
-    void setDivisor(int32_t radix, int32_t exponent) { 
-        divisor = uprv_pow(radix, exponent);
-        ldivisor = util64_fromDouble(divisor);
-    }
-    
-    UBool operator==(const NFSubstitution& rhs) const;
-    
-    void doSubstitution(int64_t number, UnicodeString& toInsertInto, int32_t pos) const;
-    void doSubstitution(double number, UnicodeString& toInsertInto, int32_t pos) const;
-    
-    int64_t transformNumber(int64_t number) const { return number % ldivisor; }
-    double transformNumber(double number) const { return uprv_fmod(number, divisor); }
-    
-    UBool doParse(const UnicodeString& text, 
-        ParsePosition& parsePosition,
-        double baseValue,
-        double upperBound,
-        UBool lenientParse,
-        Formattable& result) const;
-    
-    double composeRuleValue(double newRuleValue, double oldRuleValue) const {
-        return oldRuleValue - uprv_fmod(oldRuleValue, divisor) + newRuleValue;
-    }
-    
-    double calcUpperBound(double /*oldUpperBound*/) const { return divisor; }
-    
-    UBool isModulusSubstitution() const { return TRUE; }
-    
-    UChar tokenChar() const { return (UChar)0x003e; } // '>'
-private:
-    static const char fgClassID;
-    
-public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
-    virtual UClassID getDynamicClassID(void) const;
-};
-
-class IntegralPartSubstitution : public NFSubstitution {
-public:
-    IntegralPartSubstitution(int32_t _pos,
-        const NFRuleSet* _ruleSet,
-        const RuleBasedNumberFormat* formatter,
-        const UnicodeString& description,
-        UErrorCode& status)
-        : NFSubstitution(_pos, _ruleSet, formatter, description, status) {}
-    
-    int64_t transformNumber(int64_t number) const { return number; }
-    double transformNumber(double number) const { return uprv_floor(number); }
-    double composeRuleValue(double newRuleValue, double oldRuleValue) const { return newRuleValue + oldRuleValue; }
-    double calcUpperBound(double /*oldUpperBound*/) const { return DBL_MAX; }
-    UChar tokenChar() const { return (UChar)0x003c; } // '<'
-private:
-    static const char fgClassID;
-    
-public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
-    virtual UClassID getDynamicClassID(void) const;
-};
-
-class FractionalPartSubstitution : public NFSubstitution {
-    UBool byDigits;
-    UBool useSpaces;
-    enum { kMaxDecimalDigits = 8 };
-public:
-    FractionalPartSubstitution(int32_t pos,
-        const NFRuleSet* ruleSet,
-        const RuleBasedNumberFormat* formatter,
-        const UnicodeString& description,
-        UErrorCode& status);
-    
-    UBool operator==(const NFSubstitution& rhs) const;
-    
-    void doSubstitution(double number, UnicodeString& toInsertInto, int32_t pos) const;
-    void doSubstitution(int64_t /*number*/, UnicodeString& /*toInsertInto*/, int32_t /*_pos*/) const {}
-    int64_t transformNumber(int64_t /*number*/) const { return 0; }
-    double transformNumber(double number) const { return number - uprv_floor(number); }
-    
-    UBool doParse(const UnicodeString& text,
-        ParsePosition& parsePosition,
-        double baseValue,
-        double upperBound,
-        UBool lenientParse,
-        Formattable& result) const;
-    
-    double composeRuleValue(double newRuleValue, double oldRuleValue) const { return newRuleValue + oldRuleValue; }
-    double calcUpperBound(double /*oldUpperBound*/) const { return 0.0; }
-    UChar tokenChar() const { return (UChar)0x003e; } // '>'
-private:
-    static const char fgClassID;
-    
-public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
-    virtual UClassID getDynamicClassID(void) const;
-};
-
-class AbsoluteValueSubstitution : public NFSubstitution {
-public:
-    AbsoluteValueSubstitution(int32_t _pos,
-        const NFRuleSet* _ruleSet,
-        const RuleBasedNumberFormat* formatter,
-        const UnicodeString& description,
-        UErrorCode& status)
-        : NFSubstitution(_pos, _ruleSet, formatter, description, status) {}
-    
-    int64_t transformNumber(int64_t number) const { return number >= 0 ? number : -number; }
-    double transformNumber(double number) const { return uprv_fabs(number); }
-    double composeRuleValue(double newRuleValue, double /*oldRuleValue*/) const { return -newRuleValue; }
-    double calcUpperBound(double /*oldUpperBound*/) const { return DBL_MAX; }
-    UChar tokenChar() const { return (UChar)0x003e; } // '>'
-private:
-    static const char fgClassID;
-    
-public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
-    virtual UClassID getDynamicClassID(void) const;
-};
+    /**
+     * @return true if this is a decimal format-only substitution
+     */
+    virtual UBool isDecimalFormatSubstitutionOnly() const;
 
-class NumeratorSubstitution : public NFSubstitution {
-    double denominator;
-    int64_t ldenominator;
-public:
-    NumeratorSubstitution(int32_t _pos,
-        double _denominator,
-        const NFRuleSet* _ruleSet,
-        const RuleBasedNumberFormat* formatter,
-        const UnicodeString& description,
-        UErrorCode& status)
-        : NFSubstitution(_pos, _ruleSet, formatter, description, status), denominator(_denominator) 
-    {
-        ldenominator = util64_fromDouble(denominator);
-    }
-    
-    UBool operator==(const NFSubstitution& rhs) const;
-    
-    int64_t transformNumber(int64_t number) const { return number * ldenominator; }
-    double transformNumber(double number) const { return uprv_round(number * denominator); }
+    /**
+     * @return true if this substitution only points to another ruleSet (no numberFormat)
+     */
+    virtual UBool isRuleSetSubstitutionOnly() const;
     
-    UBool doParse(const UnicodeString& text, 
-        ParsePosition& parsePosition,
-        double baseValue,
-        double upperBound,
-        UBool /*lenientParse*/,
-        Formattable& result) const 
-    {
-        // we don't have to do anything special to do the parsing here,
-        // but we have to turn lenient parsing off-- if we leave it on,
-        // it SERIOUSLY messes up the algorithm
-        return NFSubstitution::doParse(text, parsePosition, baseValue, upperBound, FALSE, result);
-    }
-    double composeRuleValue(double newRuleValue, double oldRuleValue) const { return newRuleValue / oldRuleValue; }
-    double calcUpperBound(double /*oldUpperBound*/) const { return denominator; }
-    UChar tokenChar() const { return (UChar)0x003c; } // '<'
 private:
-    static const char fgClassID;
-    
-public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
-    virtual UClassID getDynamicClassID(void) const;
-};
+    NFSubstitution(const NFSubstitution &other); // forbid copying of this class
+    NFSubstitution &operator=(const NFSubstitution &other); // forbid copying of this class
 
-class NullSubstitution : public NFSubstitution {
-public:
-    NullSubstitution(int32_t _pos,
-        const NFRuleSet* _ruleSet,
-        const RuleBasedNumberFormat* formatter,
-        const UnicodeString& description,
-        UErrorCode& status)
-        : NFSubstitution(_pos, _ruleSet, formatter, description, status) {}
-    
-    void toString(UnicodeString& /*result*/) const {}
-    void doSubstitution(double /*number*/, UnicodeString& /*toInsertInto*/, int32_t /*_pos*/) const {}
-    void doSubstitution(int64_t /*number*/, UnicodeString& /*toInsertInto*/, int32_t /*_pos*/) const {}
-    int64_t transformNumber(int64_t /*number*/) const { return 0; }
-    double transformNumber(double /*number*/) const { return 0; }
-    UBool doParse(const UnicodeString& /*text*/,
-                ParsePosition& /*parsePosition*/, 
-                double baseValue,
-                double /*upperBound*/,
-                UBool /*lenientParse*/,
-                Formattable& result) const
-            { result.setDouble(baseValue); return TRUE; }
-    double composeRuleValue(double /*newRuleValue*/, double /*oldRuleValue*/) const { return 0.0; } // never called
-    double calcUpperBound(double /*oldUpperBound*/) const { return 0; } // never called
-    UBool isNullSubstitution() const { return TRUE; }
-    UChar tokenChar() const { return (UChar)0x0020; } // ' ' never called
-private:
-    static const char fgClassID;
-    
 public:
-    static UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }
+    static UClassID getStaticClassID(void);
     virtual UClassID getDynamicClassID(void) const;
 };