cbc_eancode.h

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// Copyright 2018 The PDFium Authors
// 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 FXBARCODE_CBC_EANCODE_H_
#define FXBARCODE_CBC_EANCODE_H_
 
#include <memory>
 
#include "core/fxcrt/widestring.h"
#include "fxbarcode/cbc_onecode.h"
 
class CBC_OneDimEANWriter;
 
class CBC_EANCode : public CBC_OneCode {
 public:
  explicit CBC_EANCode(std::unique_ptr<CBC_OneDimEANWriter> pWriter);
  ~CBC_EANCode() override;
 
  virtual size_t GetMaxLength() const = 0;
 
  // CBC_EANCode:
  bool Encode(WideStringView contents) override;
  bool RenderDevice(CFX_RenderDevice* device,
                    const CFX_Matrix& matrix) override;
 
 protected:
  CBC_OneDimEANWriter* GetOneDimEANWriter();
  WideString Preprocess(WideStringView contents);
 
  WideString m_renderContents;
};
 
#endif  // FXBARCODE_CBC_EANCODE_H_