ICU 73.2: uchriter.h Source File

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00001 // © 2016 and later: Unicode, Inc. and others.
00002 // License & terms of use: http://www.unicode.org/copyright.html
00003 /*
00004 **********************************************************************
00005 *   Copyright (C) 1998-2005, International Business Machines
00006 *   Corporation and others.  All Rights Reserved.
00007 **********************************************************************
00008 */
00009 
00010 #ifndef UCHRITER_H
00011 #define UCHRITER_H
00012 
00013 #include "unicode/utypes.h"
00014 
00015 #if U_SHOW_CPLUSPLUS_API
00016 
00017 #include "unicode/chariter.h"
00018 
00024 U_NAMESPACE_BEGIN
00025 
00038 class U_COMMON_API UCharCharacterIterator : public CharacterIterator {
00039 public:
00049   UCharCharacterIterator(ConstChar16Ptr textPtr, int32_t length);
00050 
00064   UCharCharacterIterator(ConstChar16Ptr textPtr, int32_t length,
00065                          int32_t position);
00066 
00083   UCharCharacterIterator(ConstChar16Ptr textPtr, int32_t length,
00084                          int32_t textBegin,
00085                          int32_t textEnd,
00086                          int32_t position);
00087 
00095   UCharCharacterIterator(const UCharCharacterIterator&  that);
00096 
00101   virtual ~UCharCharacterIterator();
00102 
00111   UCharCharacterIterator&
00112   operator=(const UCharCharacterIterator&    that);
00113 
00122   virtual bool           operator==(const ForwardCharacterIterator& that) const override;
00123 
00129   virtual int32_t         hashCode(void) const override;
00130 
00138   virtual UCharCharacterIterator* clone() const override;
00139 
00147   virtual char16_t         first(void) override;
00148 
00157   virtual char16_t         firstPostInc(void) override;
00158 
00168   virtual UChar32       first32(void) override;
00169 
00178   virtual UChar32       first32PostInc(void) override;
00179 
00187   virtual char16_t         last(void) override;
00188 
00196   virtual UChar32       last32(void) override;
00197 
00206   virtual char16_t         setIndex(int32_t position) override;
00207 
00219   virtual UChar32       setIndex32(int32_t position) override;
00220 
00226   virtual char16_t         current(void) const override;
00227 
00233   virtual UChar32       current32(void) const override;
00234 
00242   virtual char16_t         next(void) override;
00243 
00252   virtual char16_t         nextPostInc(void) override;
00253 
00264   virtual UChar32       next32(void) override;
00265 
00274   virtual UChar32       next32PostInc(void) override;
00275 
00285   virtual UBool        hasNext() override;
00286 
00294   virtual char16_t         previous(void) override;
00295 
00303   virtual UChar32       previous32(void) override;
00304 
00314   virtual UBool        hasPrevious() override;
00315 
00327   virtual int32_t      move(int32_t delta, EOrigin origin) override;
00328 
00340 #ifdef move32
00341    // One of the system headers right now is sometimes defining a conflicting macro we don't use
00342 #undef move32
00343 #endif
00344   virtual int32_t      move32(int32_t delta, EOrigin origin) override;
00345 
00350   void setText(ConstChar16Ptr newText, int32_t newTextLength);
00351 
00359   virtual void            getText(UnicodeString& result) override;
00360 
00366   static UClassID         U_EXPORT2 getStaticClassID(void);
00367 
00373   virtual UClassID        getDynamicClassID(void) const override;
00374 
00375 protected:
00380   UCharCharacterIterator();
00385   const char16_t*            text;
00386 
00387 };
00388 
00389 U_NAMESPACE_END
00390 
00391 #endif /* U_SHOW_CPLUSPLUS_API */
00392 
00393 #endif