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// Copyright 2017 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_FXFA_CXFA_FILEREAD_H_
#define XFA_FXFA_CXFA_FILEREAD_H_
#include <vector>
#include "core/fxcrt/cfx_retain_ptr.h"
#include "core/fxcrt/fx_stream.h"
class CPDF_Stream;
class CPDF_StreamAcc;
class CXFA_FileRead : public IFX_SeekableStream {
public:
explicit CXFA_FileRead(const std::vector<CPDF_Stream*>& streams);
~CXFA_FileRead() override;
// IFX_SeekableReadStream
FX_FILESIZE GetPosition() override;
FX_FILESIZE GetSize() override;
bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override;
size_t ReadBlock(void* buffer, size_t size) override;
bool IsEOF() override;
bool Flush() override;
bool WriteBlock(const void* pData, FX_FILESIZE offset, size_t size) override;
private:
std::vector<CFX_RetainPtr<CPDF_StreamAcc>> m_Data;
};
#endif // XFA_FXFA_CXFA_FILEREAD_H_
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