1 // © 2018 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 7 #ifndef __SOURCE_NUMBER_UTYPES_H__ 8 #define __SOURCE_NUMBER_UTYPES_H__ 9 10 #include "unicode/numberformatter.h" 11 #include "number_types.h" 12 #include "number_decimalquantity.h" 13 #include "number_stringbuilder.h" 14 15 U_NAMESPACE_BEGIN namespace number { 16 namespace impl { 17 18 19 /** 20 * Implementation class for UNumberFormatter with a magic number for safety. 21 * 22 * Wraps a LocalizedNumberFormatter by value. 23 */ 24 struct UNumberFormatterData : public UMemory { 25 // The magic number to identify incoming objects. 26 // Reads in ASCII as "NFR" (NumberFormatteR with room at the end) 27 static constexpr int32_t kMagic = 0x4E465200; 28 29 // Data members: 30 int32_t fMagic = kMagic; 31 LocalizedNumberFormatter fFormatter; 32 33 /** Convert from UNumberFormatter -> UNumberFormatterData. */ 34 static UNumberFormatterData* validate(UNumberFormatter* input, UErrorCode& status); 35 36 /** Convert from UNumberFormatter -> UNumberFormatterData (const version). */ 37 static const UNumberFormatterData* validate(const UNumberFormatter* input, UErrorCode& status); 38 39 /** Convert from UNumberFormatterData -> UNumberFormatter. */ 40 UNumberFormatter* exportForC(); 41 }; 42 43 44 /** 45 * Implementation class for UFormattedNumber with magic number for safety. 46 * 47 * This struct is also held internally by the C++ version FormattedNumber since the member types are not 48 * declared in the public header file. 49 * 50 * The DecimalQuantity is not currently being used by FormattedNumber, but at some point it could be used 51 * to add a toDecNumber() or similar method. 52 */ 53 struct UFormattedNumberData : public UMemory { 54 // The magic number to identify incoming objects. 55 // Reads in ASCII as "FDN" (FormatteDNumber with room at the end) 56 static constexpr int32_t kMagic = 0x46444E00; 57 58 // Data members: 59 int32_t fMagic = kMagic; 60 DecimalQuantity quantity; 61 NumberStringBuilder string; 62 63 /** Convert from UFormattedNumber -> UFormattedNumberData. */ 64 static UFormattedNumberData* validate(UFormattedNumber* input, UErrorCode& status); 65 66 /** Convert from UFormattedNumber -> UFormattedNumberData (const version). */ 67 static const UFormattedNumberData* validate(const UFormattedNumber* input, UErrorCode& status); 68 69 /** Convert from UFormattedNumberData -> UFormattedNumber. */ 70 UFormattedNumber* exportForC(); 71 }; 72 73 74 } // namespace impl 75 } // namespace number 76 U_NAMESPACE_END 77 78 #endif //__SOURCE_NUMBER_UTYPES_H__ 79 #endif /* #if !UCONFIG_NO_FORMATTING */ 80