chromium/third_party/pdfium/core/fpdfapi/edit/cpdf_pagecontentmanager.cpp

// 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.

#include "core/fpdfapi/edit/cpdf_pagecontentmanager.h"

#include <stdint.h>

#include <map>
#include <numeric>
#include <sstream>
#include <utility>
#include <vector>

#include "core/fpdfapi/page/cpdf_pageobject.h"
#include "core/fpdfapi/page/cpdf_pageobjectholder.h"
#include "core/fpdfapi/parser/cpdf_array.h"
#include "core/fpdfapi/parser/cpdf_dictionary.h"
#include "core/fpdfapi/parser/cpdf_document.h"
#include "core/fpdfapi/parser/cpdf_reference.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fpdfapi/parser/object_tree_traversal_util.h"
#include "core/fxcrt/check.h"
#include "core/fxcrt/containers/adapters.h"
#include "core/fxcrt/containers/contains.h"
#include "core/fxcrt/numerics/safe_conversions.h"
#include "third_party/abseil-cpp/absl/types/variant.h"

CPDF_PageContentManager::CPDF_PageContentManager(
    CPDF_PageObjectHolder* page_obj_holder,
    CPDF_Document* document)
    : … { … }

CPDF_PageContentManager::~CPDF_PageContentManager() { … }

RetainPtr<CPDF_Stream> CPDF_PageContentManager::GetStreamByIndex(
    size_t stream_index) { … }

size_t CPDF_PageContentManager::AddStream(fxcrt::ostringstream* buf) { … }

void CPDF_PageContentManager::UpdateStream(size_t stream_index,
                                           fxcrt::ostringstream* buf) { … }

void CPDF_PageContentManager::ScheduleRemoveStreamByIndex(size_t stream_index) { … }

void CPDF_PageContentManager::ExecuteScheduledRemovals() { … }

RetainPtr<CPDF_Stream> CPDF_PageContentManager::GetContentsStream() { … }

RetainPtr<CPDF_Array> CPDF_PageContentManager::GetContentsArray() { … }