1 files changed, 95 insertions, 0 deletions
diff --git a/fpdfsdk/pwl/cpwl_font_map.h b/fpdfsdk/pwl/cpwl_font_map.h
new file mode 100644
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+++ b/fpdfsdk/pwl/cpwl_font_map.h
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+// 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 "core/fxge/fx_font.h"
+#include "public/fpdf_sysfontinfo.h"
+
+class CPDF_Document;
+class CFX_SystemHandler;
+
+struct CPWL_FontMap_Data {
+  CPDF_Font* pFont;
+  int32_t nCharset;
+  CFX_ByteString sFontName;
+};
+
+struct CPWL_FontMap_Native {
+  int32_t nCharset;
+  CFX_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;
+  CFX_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();
+  CFX_ByteString GetNativeFontName(int32_t nCharset);
+
+  static CFX_ByteString GetDefaultFontByCharset(int32_t nCharset);
+  static const FPDF_CharsetFontMap defaultTTFMap[];
+
+ protected:
+  virtual void Initialize();
+  virtual CPDF_Document* GetDocument();
+  virtual CPDF_Font* FindFontSameCharset(CFX_ByteString* sFontAlias,
+                                         int32_t nCharset);
+  virtual void AddedFont(CPDF_Font* pFont, const CFX_ByteString& sFontAlias);
+
+  bool KnowWord(int32_t nFontIndex, uint16_t word);
+
+  void Empty();
+  int32_t GetFontIndex(const CFX_ByteString& sFontName,
+                       int32_t nCharset,
+                       bool bFind);
+  int32_t AddFontData(CPDF_Font* pFont,
+                      const CFX_ByteString& sFontAlias,
+                      int32_t nCharset = FX_CHARSET_Default);
+
+  CFX_ByteString EncodeFontAlias(const CFX_ByteString& sFontName,
+                                 int32_t nCharset);
+  CFX_ByteString EncodeFontAlias(const CFX_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 CFX_ByteString& sFontName,
+                   int32_t nCharset = FX_CHARSET_Default);
+
+  CFX_ByteString GetNativeFont(int32_t nCharset);
+  CPDF_Font* AddFontToDocument(CPDF_Document* pDoc,
+                               CFX_ByteString& sFontName,
+                               uint8_t nCharset);
+  bool IsStandardFont(const CFX_ByteString& sFontName);
+  CPDF_Font* AddStandardFont(CPDF_Document* pDoc, CFX_ByteString& sFontName);
+  CPDF_Font* AddSystemFont(CPDF_Document* pDoc,
+                           CFX_ByteString& sFontName,
+                           uint8_t nCharset);
+
+  std::unique_ptr<CPDF_Document> m_pPDFDoc;
+  CFX_UnownedPtr<CFX_SystemHandler> const m_pSystemHandler;
+};
+
+#endif  // FPDFSDK_PWL_CPWL_FONT_MAP_H_