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// Copyright 2016 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 CORE_FXCRT_IFX_CHARITER_H_
#define CORE_FXCRT_IFX_CHARITER_H_
#include <memory>
#include "core/fxcrt/fx_system.h"
class IFX_CharIter {
public:
virtual ~IFX_CharIter() {}
virtual bool Next(bool bPrev = false) = 0;
virtual wchar_t GetChar() const = 0;
virtual void SetAt(int32_t nIndex) = 0;
virtual int32_t GetAt() const = 0;
virtual bool IsEOF(bool bTail = true) const = 0;
virtual std::unique_ptr<IFX_CharIter> Clone() const = 0;
};
#endif // CORE_FXCRT_IFX_CHARITER_H_
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