| // Copyright 2014 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 |
| |
| #ifndef FPDFSDK_PWL_CPWL_FONT_MAP_H_ |
| #define FPDFSDK_PWL_CPWL_FONT_MAP_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "core/fpdfdoc/ipvt_fontmap.h" |
| #include "core/fxcrt/fx_codepage.h" |
| #include "public/fpdf_sysfontinfo.h" |
| |
| class CPDF_Document; |
| class CFX_SystemHandler; |
| |
| struct CPWL_FontMap_Data { |
| CPDF_Font* pFont; |
| int32_t nCharset; |
| ByteString sFontName; |
| }; |
| |
| struct CPWL_FontMap_Native { |
| int32_t nCharset; |
| ByteString sFontName; |
| }; |
| |
| class CPWL_FontMap : public IPVT_FontMap { |
| public: |
| explicit CPWL_FontMap(CFX_SystemHandler* pSystemHandler); |
| ~CPWL_FontMap() override; |
| |
| // IPVT_FontMap |
| CPDF_Font* GetPDFFont(int32_t nFontIndex) override; |
| ByteString GetPDFFontAlias(int32_t nFontIndex) override; |
| int32_t GetWordFontIndex(uint16_t word, |
| int32_t nCharset, |
| int32_t nFontIndex) override; |
| int32_t CharCodeFromUnicode(int32_t nFontIndex, uint16_t word) override; |
| int32_t CharSetFromUnicode(uint16_t word, int32_t nOldCharset) override; |
| |
| const CPWL_FontMap_Data* GetFontMapData(int32_t nIndex) const; |
| static int32_t GetNativeCharset(); |
| ByteString GetNativeFontName(int32_t nCharset); |
| |
| protected: |
| virtual void Initialize(); |
| virtual CPDF_Document* GetDocument() = 0; |
| virtual CPDF_Font* FindFontSameCharset(ByteString* sFontAlias, |
| int32_t nCharset) = 0; |
| virtual void AddedFont(CPDF_Font* pFont, const ByteString& sFontAlias) = 0; |
| |
| bool KnowWord(int32_t nFontIndex, uint16_t word); |
| |
| void Empty(); |
| int32_t GetFontIndex(const ByteString& sFontName, |
| int32_t nCharset, |
| bool bFind); |
| int32_t AddFontData(CPDF_Font* pFont, |
| const ByteString& sFontAlias, |
| int32_t nCharset); |
| |
| ByteString EncodeFontAlias(const ByteString& sFontName, int32_t nCharset); |
| ByteString EncodeFontAlias(const ByteString& sFontName); |
| |
| std::vector<std::unique_ptr<CPWL_FontMap_Data>> m_Data; |
| std::vector<std::unique_ptr<CPWL_FontMap_Native>> m_NativeFont; |
| |
| private: |
| int32_t FindFont(const ByteString& sFontName, int32_t nCharset); |
| ByteString GetNativeFont(int32_t nCharset); |
| CPDF_Font* AddFontToDocument(CPDF_Document* pDoc, |
| ByteString& sFontName, |
| uint8_t nCharset); |
| bool IsStandardFont(const ByteString& sFontName); |
| CPDF_Font* AddStandardFont(CPDF_Document* pDoc, ByteString& sFontName); |
| CPDF_Font* AddSystemFont(CPDF_Document* pDoc, |
| ByteString& sFontName, |
| uint8_t nCharset); |
| |
| UnownedPtr<CFX_SystemHandler> const m_pSystemHandler; |
| }; |
| |
| #endif // FPDFSDK_PWL_CPWL_FONT_MAP_H_ |