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