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// 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_
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