numsys.h

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
* Copyright (C) 2010-2014, International Business Machines Corporation and
* others. All Rights Reserved.
*******************************************************************************
*
*
* File NUMSYS.H
*
* Modification History:*
*   Date        Name        Description
*
********************************************************************************
*/

#ifndef NUMSYS
#define NUMSYS

#include "unicode/utypes.h"

#if U_SHOW_CPLUSPLUS_API

#if !UCONFIG_NO_FORMATTING

#include "unicode/format.h"
#include "unicode/uobject.h"

U_NAMESPACE_BEGIN

// can't be #ifndef U_HIDE_INTERNAL_API; needed for char[] field size
constexpr const size_t kInternalNumSysNameCapacity = 8;

class U_I18N_API NumberingSystem : public UObject {
public:

    NumberingSystem();

    NumberingSystem(const NumberingSystem& other);

    NumberingSystem& operator=(const NumberingSystem& other) = default;

    virtual ~NumberingSystem();

    static NumberingSystem* U_EXPORT2 createInstance(const Locale & inLocale, UErrorCode& status);

    static NumberingSystem* U_EXPORT2 createInstance(UErrorCode& status);

    static NumberingSystem* U_EXPORT2 createInstance(int32_t radix, UBool isAlgorithmic, const UnicodeString& description, UErrorCode& status );

     static StringEnumeration * U_EXPORT2 getAvailableNames(UErrorCode& status);

    static NumberingSystem* U_EXPORT2 createInstanceByName(const char* name, UErrorCode& status);


    int32_t getRadix() const;

    const char * getName() const;

    virtual UnicodeString getDescription() const;



    UBool isAlgorithmic() const;

    static UClassID U_EXPORT2 getStaticClassID(void);

    virtual UClassID getDynamicClassID() const;


private:
    UnicodeString   desc;
    int32_t         radix;
    UBool           algorithmic;
    char            name[kInternalNumSysNameCapacity+1];

    void setRadix(int32_t radix);

    void setAlgorithmic(UBool algorithmic);

    void setDesc(const UnicodeString &desc);

    void setName(const char* name);

    static UBool isValidDigitString(const UnicodeString &str);

    UBool hasContiguousDecimalDigits() const;
};

U_NAMESPACE_END

#endif /* #if !UCONFIG_NO_FORMATTING */

#endif /* U_SHOW_CPLUSPLUS_API */

#endif // _NUMSYS
//eof

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