1 // Copyright 2016 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef CORE_FPDFDOC_CPVT_FONTMAP_H_ 8 #define CORE_FPDFDOC_CPVT_FONTMAP_H_ 9 10 #include <stdint.h> 11 12 #include "core/fpdfdoc/ipvt_fontmap.h" 13 #include "core/fxcrt/fx_string.h" 14 #include "core/fxcrt/retain_ptr.h" 15 #include "core/fxcrt/unowned_ptr.h" 16 17 class CPDF_Document; 18 class CPDF_Dictionary; 19 class CPDF_Font; 20 21 class CPVT_FontMap final : public IPVT_FontMap { 22 public: 23 CPVT_FontMap(CPDF_Document* pDoc, 24 CPDF_Dictionary* pResDict, 25 const RetainPtr<CPDF_Font>& pDefFont, 26 const ByteString& sDefFontAlias); 27 ~CPVT_FontMap() override; 28 29 // IPVT_FontMap: 30 RetainPtr<CPDF_Font> GetPDFFont(int32_t nFontIndex) override; 31 ByteString GetPDFFontAlias(int32_t nFontIndex) override; 32 int32_t GetWordFontIndex(uint16_t word, 33 int32_t charset, 34 int32_t nFontIndex) override; 35 int32_t CharCodeFromUnicode(int32_t nFontIndex, uint16_t word) override; 36 int32_t CharSetFromUnicode(uint16_t word, int32_t nOldCharset) override; 37 38 static RetainPtr<CPDF_Font> GetAnnotSysPDFFont(CPDF_Document* pDoc, 39 CPDF_Dictionary* pResDict, 40 ByteString* sSysFontAlias); 41 42 private: 43 UnownedPtr<CPDF_Document> const m_pDocument; 44 RetainPtr<CPDF_Dictionary> const m_pResDict; 45 RetainPtr<CPDF_Font> const m_pDefFont; 46 RetainPtr<CPDF_Font> m_pSysFont; 47 const ByteString m_sDefFontAlias; 48 ByteString m_sSysFontAlias; 49 }; 50 51 #endif // CORE_FPDFDOC_CPVT_FONTMAP_H_ 52