ICU 70.1  70.1
numsys.h
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1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 *******************************************************************************
5 * Copyright (C) 2010-2014, International Business Machines Corporation and
6 * others. All Rights Reserved.
7 *******************************************************************************
8 *
9 *
10 * File NUMSYS.H
11 *
12 * Modification History:*
13 * Date Name Description
14 *
15 ********************************************************************************
16 */
17 
18 #ifndef NUMSYS
19 #define NUMSYS
20 
21 #include "unicode/utypes.h"
22 
23 #if U_SHOW_CPLUSPLUS_API
24 
30 #if !UCONFIG_NO_FORMATTING
31 
32 #include "unicode/format.h"
33 #include "unicode/uobject.h"
34 
35 U_NAMESPACE_BEGIN
36 
37 // can't be #ifndef U_HIDE_INTERNAL_API; needed for char[] field size
42 constexpr const size_t kInternalNumSysNameCapacity = 8;
43 
61 public:
62 
69 
75 
80  NumberingSystem& operator=(const NumberingSystem& other) = default;
81 
86  virtual ~NumberingSystem();
87 
94  static NumberingSystem* U_EXPORT2 createInstance(const Locale & inLocale, UErrorCode& status);
95 
100  static NumberingSystem* U_EXPORT2 createInstance(UErrorCode& status);
101 
111  static NumberingSystem* U_EXPORT2 createInstance(int32_t radix, UBool isAlgorithmic, const UnicodeString& description, UErrorCode& status );
112 
122  static StringEnumeration * U_EXPORT2 getAvailableNames(UErrorCode& status);
123 
138  static NumberingSystem* U_EXPORT2 createInstanceByName(const char* name, UErrorCode& status);
139 
140 
147  int32_t getRadix() const;
148 
157  const char * getName() const;
158 
169  virtual UnicodeString getDescription() const;
170 
171 
172 
181 
188  static UClassID U_EXPORT2 getStaticClassID(void);
189 
195  virtual UClassID getDynamicClassID() const override;
196 
197 
198 private:
199  UnicodeString desc;
200  int32_t radix;
201  UBool algorithmic;
202  char name[kInternalNumSysNameCapacity+1];
203 
204  void setRadix(int32_t radix);
205 
206  void setAlgorithmic(UBool algorithmic);
207 
208  void setDesc(const UnicodeString &desc);
209 
210  void setName(const char* name);
211 
212  static UBool isValidDigitString(const UnicodeString &str);
213 
214  UBool hasContiguousDecimalDigits() const;
215 };
216 
217 U_NAMESPACE_END
218 
219 #endif /* #if !UCONFIG_NO_FORMATTING */
220 
221 #endif /* U_SHOW_CPLUSPLUS_API */
222 
223 #endif // _NUMSYS
224 //eof
A Locale object represents a specific geographical, political, or cultural region.
Definition: locid.h:195
Defines numbering systems.
Definition: numsys.h:60
static NumberingSystem * createInstance(int32_t radix, UBool isAlgorithmic, const UnicodeString &description, UErrorCode &status)
Create a numbering system using the specified radix, type, and description.
static NumberingSystem * createInstanceByName(const char *name, UErrorCode &status)
Create a numbering system from one of the predefined numbering systems specified by CLDR and known to...
static StringEnumeration * getAvailableNames(UErrorCode &status)
Return a StringEnumeration over all the names of numbering systems known to ICU.
const char * getName() const
Returns the name of this numbering system if it was created using one of the predefined names known t...
virtual UClassID getDynamicClassID() const override
ICU "poor man's RTTI", returns a UClassID for the actual class.
static UClassID getStaticClassID(void)
ICU "poor man's RTTI", returns a UClassID for this class.
static NumberingSystem * createInstance(UErrorCode &status)
Create the default numbering system associated with the default locale.
virtual ~NumberingSystem()
Destructor.
NumberingSystem()
Default Constructor.
UBool isAlgorithmic() const
Returns true if the given numbering system is algorithmic.
NumberingSystem & operator=(const NumberingSystem &other)=default
Copy assignment.
virtual UnicodeString getDescription() const
Returns the description string of this numbering system.
static NumberingSystem * createInstance(const Locale &inLocale, UErrorCode &status)
Create the default numbering system associated with the specified locale.
NumberingSystem(const NumberingSystem &other)
Copy constructor.
int32_t getRadix() const
Returns the radix of this numbering system.
Base class for 'pure' C++ implementations of uenum api.
Definition: strenum.h:61
UObject is the common ICU "boilerplate" class.
Definition: uobject.h:223
UnicodeString is a string class that stores Unicode characters directly and provides similar function...
Definition: unistr.h:296
C++ API: Base class for all formats.
constexpr const size_t kInternalNumSysNameCapacity
Size of a numbering system name.
Definition: numsys.h:42
int8_t UBool
The ICU boolean type, a signed-byte integer.
Definition: umachine.h:269
C++ API: Common ICU base class UObject.
void * UClassID
UClassID is used to identify classes without using the compiler's RTTI.
Definition: uobject.h:96
Basic definitions for ICU, for both C and C++ APIs.
UErrorCode
Standard ICU4C error code type, a substitute for exceptions.
Definition: utypes.h:415
#define U_I18N_API
Set to export library symbols from inside the i18n library, and to import them from outside.
Definition: utypes.h:301