| // Copyright 2014 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #ifndef XFA_FDE_CFX_WORDBREAK_H_ |
| #define XFA_FDE_CFX_WORDBREAK_H_ |
| |
| #include <memory> |
| |
| #include "core/fxcrt/fx_string.h" |
| #include "core/fxcrt/fx_system.h" |
| |
| class IFX_CharIter; |
| |
| class CFX_WordBreak { |
| public: |
| CFX_WordBreak(); |
| ~CFX_WordBreak(); |
| |
| void Attach(IFX_CharIter* pIter); |
| void Attach(const CFX_WideString& wsText); |
| FX_BOOL Next(FX_BOOL bPrev); |
| void SetAt(int32_t nIndex); |
| int32_t GetWordPos() const; |
| int32_t GetWordLength() const; |
| void GetWord(CFX_WideString& wsWord) const; |
| FX_BOOL IsEOF(FX_BOOL bTail) const; |
| |
| protected: |
| FX_BOOL FindNextBreakPos(IFX_CharIter* pIter, |
| FX_BOOL bPrev, |
| FX_BOOL bFromNext = TRUE); |
| |
| private: |
| std::unique_ptr<IFX_CharIter> m_pPreIter; |
| std::unique_ptr<IFX_CharIter> m_pCurIter; |
| }; |
| |
| #endif // XFA_FDE_CFX_WORDBREAK_H_ |