projects / apple / icu.git / blame
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|---|---|---|
| 0f5d89e8 A |
1 | // © 2017 and later: Unicode, Inc. and others. |
| 2 | // License & terms of use: http://www.unicode.org/copyright.html | |
| 3 | /* | |
| 4 | ******************************************************************************* | |
| 5 | * Copyright (C) 2009-2017, International Business Machines Corporation, * | |
| 6 | * Google, and others. All Rights Reserved. * | |
| 7 | ******************************************************************************* | |
| 8 | */ | |
| 9 | ||
| 10 | #ifndef __NOUNIT_H__ | |
| 11 | #define __NOUNIT_H__ | |
| 12 | ||
| 13 | #include "unicode/utypes.h" | |
| 14 | ||
| 15 | #if !UCONFIG_NO_FORMATTING | |
| 16 | ||
| 17 | #include "unicode/measunit.h" | |
| 18 | ||
| 19 | /** | |
| 20 | * \file | |
| 21 | * \brief C++ API: units for percent and permille | |
| 22 | */ | |
| 23 | ||
| 24 | U_NAMESPACE_BEGIN | |
| 25 | ||
| 26 | #ifndef U_HIDE_DRAFT_API | |
| 27 | /** | |
| 28 | * Dimensionless unit for percent and permille. | |
| 29 | * @see NumberFormatter | |
| 30 | * @draft ICU 60 | |
| 31 | */ | |
| 32 | class U_I18N_API NoUnit: public MeasureUnit { | |
| 33 | public: | |
| 34 | /** | |
| 35 | * Returns an instance for the base unit (dimensionless and no scaling). | |
| 36 | * | |
| 37 | * @return a NoUnit instance | |
| 38 | * @draft ICU 60 | |
| 39 | */ | |
| 40 | static NoUnit U_EXPORT2 base(); | |
| 41 | ||
| 42 | /** | |
| 43 | * Returns an instance for percent, or 1/100 of a base unit. | |
| 44 | * | |
| 45 | * @return a NoUnit instance | |
| 46 | * @draft ICU 60 | |
| 47 | */ | |
| 48 | static NoUnit U_EXPORT2 percent(); | |
| 49 | ||
| 50 | /** | |
| 51 | * Returns an instance for permille, or 1/1000 of a base unit. | |
| 52 | * | |
| 53 | * @return a NoUnit instance | |
| 54 | * @draft ICU 60 | |
| 55 | */ | |
| 56 | static NoUnit U_EXPORT2 permille(); | |
| 57 | ||
| 58 | /** | |
| 59 | * Copy operator. | |
| 60 | * @draft ICU 60 | |
| 61 | */ | |
| 62 | NoUnit(const NoUnit& other); | |
| 63 | ||
| 64 | /** | |
| 65 | * Destructor. | |
| 66 | * @draft ICU 60 | |
| 67 | */ | |
| 68 | virtual ~NoUnit(); | |
| 69 | ||
| 70 | /** | |
| 71 | * Return a polymorphic clone of this object. The result will | |
| 72 | * have the same class as returned by getDynamicClassID(). | |
| 73 | * @draft ICU 60 | |
| 74 | */ | |
| 75 | virtual UObject* clone() const; | |
| 76 | ||
| 77 | /** | |
| 78 | * Returns a unique class ID for this object POLYMORPHICALLY. | |
| 79 | * This method implements a simple form of RTTI used by ICU. | |
| 80 | * @return The class ID for this object. All objects of a given | |
| 81 | * class have the same class ID. Objects of other classes have | |
| 82 | * different class IDs. | |
| 83 | * @draft ICU 60 | |
| 84 | */ | |
| 85 | virtual UClassID getDynamicClassID() const; | |
| 86 | ||
| 87 | /** | |
| 88 | * Returns the class ID for this class. This is used to compare to | |
| 89 | * the return value of getDynamicClassID(). | |
| 90 | * @return The class ID for all objects of this class. | |
| 91 | * @draft ICU 60 | |
| 92 | */ | |
| 93 | static UClassID U_EXPORT2 getStaticClassID(); | |
| 94 | ||
| 95 | private: | |
| 96 | /** | |
| 97 | * Constructor | |
| 98 | * @internal (private) | |
| 99 | */ | |
| 100 | NoUnit(const char* subtype); | |
| 101 | ||
| 102 | }; | |
| 103 | #endif /* U_HIDE_DRAFT_API */ | |
| 104 | ||
| 105 | U_NAMESPACE_END | |
| 106 | ||
| 107 | #endif /* #if !UCONFIG_NO_FORMATTING */ | |
| 108 | ||
| 109 | #endif // __NOUNIT_H__ | |
| 110 | //eof | |
| 111 | // |