chromium/third_party/pdfium/core/fpdfdoc/cpdf_numbertree.cpp

// 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

#include "core/fpdfdoc/cpdf_numbertree.h"

#include <optional>
#include <utility>

#include "core/fpdfapi/parser/cpdf_array.h"
#include "core/fpdfapi/parser/cpdf_dictionary.h"

namespace {

RetainPtr<const CPDF_Object> FindNumberNode(const CPDF_Dictionary* node_dict,
                                            int num) { … }

std::optional<CPDF_NumberTree::KeyValue> FindLowerBound(
    const CPDF_Dictionary* node_dict,
    int num) { … }

}  // namespace

CPDF_NumberTree::CPDF_NumberTree(RetainPtr<const CPDF_Dictionary> root)
    : … { … }

CPDF_NumberTree::~CPDF_NumberTree() = default;

RetainPtr<const CPDF_Object> CPDF_NumberTree::LookupValue(int num) const { … }

std::optional<CPDF_NumberTree::KeyValue> CPDF_NumberTree::GetLowerBound(
    int num) const { … }

CPDF_NumberTree::KeyValue::KeyValue(int key, RetainPtr<const CPDF_Object> value)
    : … { … }

CPDF_NumberTree::KeyValue::KeyValue(CPDF_NumberTree::KeyValue&&) noexcept =
    default;

CPDF_NumberTree::KeyValue& CPDF_NumberTree::KeyValue::operator=(
    CPDF_NumberTree::KeyValue&&) noexcept = default;

CPDF_NumberTree::KeyValue::~KeyValue() = default;