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// Copyright 2017 PDFium Authors. All rights reserved.
// 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.
#include "core/fpdfapi/font/cpdf_cmapmanager.h"
#include <utility>
#include "core/fpdfapi/font/cpdf_cid2unicodemap.h"
#include "core/fpdfapi/font/cpdf_cmap.h"
#include "third_party/base/stl_util.h"
CPDF_CMapManager::CPDF_CMapManager() {}
CPDF_CMapManager::~CPDF_CMapManager() {}
CFX_RetainPtr<CPDF_CMap> CPDF_CMapManager::GetPredefinedCMap(
const CFX_ByteString& name,
bool bPromptCJK) {
auto it = m_CMaps.find(name);
if (it != m_CMaps.end())
return it->second;
CFX_RetainPtr<CPDF_CMap> pCMap = LoadPredefinedCMap(name, bPromptCJK);
if (!name.IsEmpty())
m_CMaps[name] = pCMap;
return pCMap;
CFX_RetainPtr<CPDF_CMap> CPDF_CMapManager::LoadPredefinedCMap(
const CFX_ByteString& name,
bool bPromptCJK) {
const char* pname = name.c_str();
if (*pname == '/')
auto pCMap = pdfium::MakeRetain<CPDF_CMap>();
pCMap->LoadPredefined(this, pname, bPromptCJK);
return pCMap;
CPDF_CID2UnicodeMap* CPDF_CMapManager::GetCID2UnicodeMap(CIDSet charset,
bool bPromptCJK) {
if (!m_CID2UnicodeMaps[charset])
m_CID2UnicodeMaps[charset] = LoadCID2UnicodeMap(charset, bPromptCJK);
return m_CID2UnicodeMaps[charset].get();
std::unique_ptr<CPDF_CID2UnicodeMap> CPDF_CMapManager::LoadCID2UnicodeMap(
CIDSet charset,
bool bPromptCJK) {
auto pMap = pdfium::MakeUnique<CPDF_CID2UnicodeMap>();
pMap->Load(this, charset, bPromptCJK);
return pMap;