cpdf_pagelabel.h

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// Copyright 2016 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 CORE_FPDFDOC_CPDF_PAGELABEL_H_
#define CORE_FPDFDOC_CPDF_PAGELABEL_H_
 
#include "core/fxcrt/unowned_ptr.h"
#include "core/fxcrt/widestring.h"
#include "third_party/abseil-cpp/absl/types/optional.h"
 
class CPDF_Document;
 
class CPDF_PageLabel {
 public:
  explicit CPDF_PageLabel(CPDF_Document* pDocument);
  ~CPDF_PageLabel();
 
  absl::optional<WideString> GetLabel(int nPage) const;
 
 private:
  UnownedPtr<CPDF_Document> const m_pDocument;
};
 
#endif  // CORE_FPDFDOC_CPDF_PAGELABEL_H_