chromium/third_party/pdfium/core/fpdfapi/parser/cpdf_dictionary.h

// 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_FPDFAPI_PARSER_CPDF_DICTIONARY_H_
#define CORE_FPDFAPI_PARSER_CPDF_DICTIONARY_H_

#include <functional>
#include <map>
#include <set>
#include <type_traits>
#include <utility>
#include <vector>

#include "core/fpdfapi/parser/cpdf_object.h"
#include "core/fxcrt/check.h"
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/retain_ptr.h"
#include "core/fxcrt/string_pool_template.h"
#include "core/fxcrt/weak_ptr.h"

class CPDF_IndirectObjectHolder;

// Dictionaries never contain nullptr for valid keys, but some of the methods
// will return nullptr to indicate non-existent keys.
class CPDF_Dictionary final : public CPDF_Object { … };

class CPDF_DictionaryLocker { … };

inline CPDF_Dictionary* ToDictionary(CPDF_Object* obj) { … }

inline const CPDF_Dictionary* ToDictionary(const CPDF_Object* obj) { … }

inline RetainPtr<CPDF_Dictionary> ToDictionary(RetainPtr<CPDF_Object> obj) { … }

inline RetainPtr<const CPDF_Dictionary> ToDictionary(
    RetainPtr<const CPDF_Object> obj) { … }

#endif  // CORE_FPDFAPI_PARSER_CPDF_DICTIONARY_H_