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      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 
     15 class CPDF_Document;
     16 class CPDF_Dictionary;
     17 class CPDF_Font;
     18 
     19 class CPVT_FontMap : public IPVT_FontMap {
     20  public:
     21   CPVT_FontMap(CPDF_Document* pDoc,
     22                CPDF_Dictionary* pResDict,
     23                CPDF_Font* pDefFont,
     24                const CFX_ByteString& sDefFontAlias);
     25   ~CPVT_FontMap() override;
     26 
     27   // IPVT_FontMap:
     28   CPDF_Font* GetPDFFont(int32_t nFontIndex) override;
     29   CFX_ByteString GetPDFFontAlias(int32_t nFontIndex) override;
     30   int32_t GetWordFontIndex(uint16_t word,
     31                            int32_t charset,
     32                            int32_t nFontIndex) override;
     33   int32_t CharCodeFromUnicode(int32_t nFontIndex, uint16_t word) override;
     34   int32_t CharSetFromUnicode(uint16_t word, int32_t nOldCharset) override;
     35 
     36   static void GetAnnotSysPDFFont(CPDF_Document* pDoc,
     37                                  const CPDF_Dictionary* pResDict,
     38                                  CPDF_Font*& pSysFont,
     39                                  CFX_ByteString& sSysFontAlias);
     40 
     41  private:
     42   CPDF_Document* const m_pDocument;
     43   const CPDF_Dictionary* const m_pResDict;
     44   CPDF_Font* const m_pDefFont;
     45   const CFX_ByteString m_sDefFontAlias;
     46   CPDF_Font* m_pSysFont;
     47   CFX_ByteString m_sSysFontAlias;
     48 };
     49 
     50 #endif  // CORE_FPDFDOC_CPVT_FONTMAP_H_
     51