blob: cb378aa9d66fc834a7cb17b8edb5f1800c221ad1 [file] [log] [blame]
// 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. http://www.foxitsoftware.com
#include "core/fpdfapi/font/cpdf_cid2unicodemap.h"
#include "core/fpdfapi/cpdf_modulemgr.h"
#include "core/fpdfapi/font/cpdf_cmapmanager.h"
#include "core/fpdfapi/page/cpdf_pagemodule.h"
CPDF_CID2UnicodeMap::CPDF_CID2UnicodeMap() {
m_EmbeddedCount = 0;
}
CPDF_CID2UnicodeMap::~CPDF_CID2UnicodeMap() {}
bool CPDF_CID2UnicodeMap::IsLoaded() {
return m_EmbeddedCount != 0;
}
wchar_t CPDF_CID2UnicodeMap::UnicodeFromCID(uint16_t CID) {
if (m_Charset == CIDSET_UNICODE) {
return CID;
}
if (CID < m_EmbeddedCount) {
return m_pEmbeddedMap[CID];
}
return 0;
}
void CPDF_CID2UnicodeMap::Load(CPDF_CMapManager* pMgr,
CIDSet charset,
bool bPromptCJK) {
m_Charset = charset;
CPDF_FontGlobals* pFontGlobals =
CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals();
m_pEmbeddedMap = pFontGlobals->m_EmbeddedToUnicodes[charset].m_pMap;
m_EmbeddedCount = pFontGlobals->m_EmbeddedToUnicodes[charset].m_Count;
}