1 files changed, 137 insertions, 0 deletions
diff --git a/fpdfsdk/pdfwindow/PWL_FontMap.h b/fpdfsdk/pdfwindow/PWL_FontMap.h
new file mode 100644
index 0000000000..b344e4fef2
--- /dev/null
+++ b/fpdfsdk/pdfwindow/PWL_FontMap.h
@@ -0,0 +1,137 @@
+// 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_PDFWINDOW_PWL_FONTMAP_H_
+#define FPDFSDK_PDFWINDOW_PWL_FONTMAP_H_
+
+#include "fpdfsdk/include/fxedit/fx_edit.h"
+#include "public/fpdf_sysfontinfo.h"
+
+class CPDF_Document;
+class IFX_SystemHandler;
+
+struct CPWL_FontMap_Data {
+  CPDF_Font* pFont;
+  int32_t nCharset;
+  CFX_ByteString sFontName;
+};
+
+struct CPWL_FontMap_Native {
+  int32_t nCharset;
+  CFX_ByteString sFontName;
+};
+
+#ifndef ANSI_CHARSET
+
+#define ANSI_CHARSET 0
+#define DEFAULT_CHARSET 1
+#define SYMBOL_CHARSET 2
+#define SHIFTJIS_CHARSET 128
+#define HANGEUL_CHARSET 129
+#define HANGUL_CHARSET 129
+#define GB2312_CHARSET 134
+#define CHINESEBIG5_CHARSET 136
+#define OEM_CHARSET 255
+#define JOHAB_CHARSET 130
+#define HEBREW_CHARSET 177
+#define ARABIC_CHARSET 178
+#define GREEK_CHARSET 161
+#define TURKISH_CHARSET 162
+#define VIETNAMESE_CHARSET 163
+#define THAI_CHARSET 222
+#define EASTEUROPE_CHARSET 238
+#define RUSSIAN_CHARSET 204
+#define BALTIC_CHARSET 186
+
+#endif
+
+class CPWL_FontMap : public IFX_Edit_FontMap {
+ public:
+  CPWL_FontMap(IFX_SystemHandler* pSystemHandler);
+  ~CPWL_FontMap() override;
+
+  // IFX_Edit_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;
+
+  void SetSystemHandler(IFX_SystemHandler* pSystemHandler);
+  int32_t GetFontMapCount() const;
+  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);
+
+  CPDF_Font* AddFontToDocument(CPDF_Document* pDoc,
+                               CFX_ByteString& sFontName,
+                               uint8_t nCharset);
+  static FX_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);
+
+ 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);
+
+  FX_BOOL KnowWord(int32_t nFontIndex, uint16_t word);
+
+  void Empty();
+  int32_t GetFontIndex(const CFX_ByteString& sFontName,
+                       int32_t nCharset,
+                       FX_BOOL bFind);
+  int32_t GetPWLFontIndex(uint16_t word, int32_t nCharset);
+  int32_t AddFontData(CPDF_Font* pFont,
+                      const CFX_ByteString& sFontAlias,
+                      int32_t nCharset = DEFAULT_CHARSET);
+
+  CFX_ByteString EncodeFontAlias(const CFX_ByteString& sFontName,
+                                 int32_t nCharset);
+  CFX_ByteString EncodeFontAlias(const CFX_ByteString& sFontName);
+
+ private:
+  CFX_ByteString GetFontName(int32_t nFontIndex);
+  int32_t FindFont(const CFX_ByteString& sFontName,
+                   int32_t nCharset = DEFAULT_CHARSET);
+
+  CFX_ByteString GetNativeFont(int32_t nCharset);
+
+ public:
+  using CharsetFontMap = FPDF_CharsetFontMap;
+  static const CharsetFontMap defaultTTFMap[];
+
+ protected:
+  CFX_ArrayTemplate<CPWL_FontMap_Data*> m_aData;
+  CFX_ArrayTemplate<CPWL_FontMap_Native*> m_aNativeFont;
+
+ private:
+  CPDF_Document* m_pPDFDoc;
+  IFX_SystemHandler* m_pSystemHandler;
+};
+
+class CPWL_DocFontMap : public CPWL_FontMap {
+ public:
+  CPWL_DocFontMap(IFX_SystemHandler* pSystemHandler,
+                  CPDF_Document* pAttachedDoc);
+  ~CPWL_DocFontMap() override;
+
+ private:
+  // CPWL_FontMap:
+  CPDF_Document* GetDocument() override;
+
+  CPDF_Document* m_pAttachedDoc;
+};
+
+#endif  // FPDFSDK_PDFWINDOW_PWL_FONTMAP_H_