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currunit.h
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// © 2016 and later: Unicode, Inc. and others. // License & terms of use: http://www.unicode.org/copyright.html /* ********************************************************************** * Copyright (c) 2004-2014, International Business Machines * Corporation and others. All Rights Reserved. ********************************************************************** * Author: Alan Liu * Created: April 26, 2004 * Since: ICU 3.0 ********************************************************************** */ #ifndef __CURRENCYUNIT_H__ #define __CURRENCYUNIT_H__ #include "unicode/utypes.h" #if !UCONFIG_NO_FORMATTING #include "unicode/measunit.h" /** * \file * \brief C++ API: Currency Unit Information. */ U_NAMESPACE_BEGIN /** * A unit of currency, such as USD (U.S. dollars) or JPY (Japanese * yen). This class is a thin wrapper over a char16_t string that * subclasses MeasureUnit, for use with Measure and MeasureFormat. * * @author Alan Liu * @stable ICU 3.0 */ class U_I18N_API CurrencyUnit: public MeasureUnit { public: /** * Default constructor. Initializes currency code to "XXX" (no currency). * @stable ICU 60 */ CurrencyUnit(); /** * Construct an object with the given ISO currency code. * * @param isoCode the 3-letter ISO 4217 currency code; must have * length 3 and need not be NUL-terminated. If NULL, the currency * is initialized to the unknown currency XXX. * @param ec input-output error code. If the isoCode is invalid, * then this will be set to a failing value. * @stable ICU 3.0 */ CurrencyUnit(ConstChar16Ptr isoCode, UErrorCode &ec); #ifndef U_HIDE_DRAFT_API /** * Construct an object with the given ISO currency code. * * @param isoCode the 3-letter ISO 4217 currency code; must have * length 3. If invalid, the currency is initialized to XXX. * @param ec input-output error code. If the isoCode is invalid, * then this will be set to a failing value. * @draft ICU 64 */ CurrencyUnit(StringPiece isoCode, UErrorCode &ec); #endif /* U_HIDE_DRAFT_API */ /** * Copy constructor * @stable ICU 3.0 */ CurrencyUnit(const CurrencyUnit& other); /** * Copy constructor from MeasureUnit. This constructor allows you to * restore a CurrencyUnit that was sliced to MeasureUnit. * * @param measureUnit The MeasureUnit to copy from. * @param ec Set to a failing value if the MeasureUnit is not a currency. * @stable ICU 60 */ CurrencyUnit(const MeasureUnit& measureUnit, UErrorCode &ec); /** * Assignment operator * @stable ICU 3.0 */ CurrencyUnit& operator=(const CurrencyUnit& other); /** * Return a polymorphic clone of this object. The result will * have the same class as returned by getDynamicClassID(). * @stable ICU 3.0 */ virtual UObject* clone() const; /** * Destructor * @stable ICU 3.0 */ virtual ~CurrencyUnit(); /** * Returns a unique class ID for this object POLYMORPHICALLY. * This method implements a simple form of RTTI used by ICU. * @return The class ID for this object. All objects of a given * class have the same class ID. Objects of other classes have * different class IDs. * @stable ICU 3.0 */ virtual UClassID getDynamicClassID() const; /** * Returns the class ID for this class. This is used to compare to * the return value of getDynamicClassID(). * @return The class ID for all objects of this class. * @stable ICU 3.0 */ static UClassID U_EXPORT2 getStaticClassID(); /** * Return the ISO currency code of this object. * @stable ICU 3.0 */ inline const char16_t* getISOCurrency() const; private: /** * The ISO 4217 code of this object. */ char16_t isoCode[4]; }; inline const char16_t* CurrencyUnit::getISOCurrency() const { return isoCode; } U_NAMESPACE_END #endif // !UCONFIG_NO_FORMATTING #endif // __CURRENCYUNIT_H__