| // Copyright 2017 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/fpdfapi/font/cpdf_cid2unicodemap.h" |
| |
| #include "core/fpdfapi/font/cpdf_fontglobals.h" |
| |
| CPDF_CID2UnicodeMap::CPDF_CID2UnicodeMap(CIDSet charset) |
| : m_Charset(charset), |
| m_pEmbeddedMap( |
| CPDF_FontGlobals::GetInstance()->GetEmbeddedToUnicode(m_Charset)) {} |
| |
| CPDF_CID2UnicodeMap::~CPDF_CID2UnicodeMap() = default; |
| |
| bool CPDF_CID2UnicodeMap::IsLoaded() const { |
| return !m_pEmbeddedMap.empty(); |
| } |
| |
| wchar_t CPDF_CID2UnicodeMap::UnicodeFromCID(uint16_t cid) const { |
| if (m_Charset == CIDSET_UNICODE) |
| return cid; |
| return cid < m_pEmbeddedMap.size() ? m_pEmbeddedMap[cid] : 0; |
| } |