text: // 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
  
  #include "core/fxge/apple/apple_int.h"
  #include "core/fxge/include/fx_ge.h"
  
  #if _FX_OS_ == _FX_MACOSX_
  static const struct {
    const FX_CHAR* m_pName;
    const FX_CHAR* m_pSubstName;
  } Base14Substs[] = {
      {"Courier", "Courier New"},
      {"Courier-Bold", "Courier New Bold"},
      {"Courier-BoldOblique", "Courier New Bold Italic"},
      {"Courier-Oblique", "Courier New Italic"},
      {"Helvetica", "Arial"},
      {"Helvetica-Bold", "Arial Bold"},
      {"Helvetica-BoldOblique", "Arial Bold Italic"},
      {"Helvetica-Oblique", "Arial Italic"},
      {"Times-Roman", "Times New Roman"},
      {"Times-Bold", "Times New Roman Bold"},
      {"Times-BoldItalic", "Times New Roman Bold Italic"},
      {"Times-Italic", "Times New Roman Italic"},
  };
  class CFX_MacFontInfo : public CFX_FolderFontInfo {
   public:
    virtual void* MapFont(int weight,
                          FX_BOOL bItalic,
                          int charset,
                          int pitch_family,
                          const FX_CHAR* family,
                          int& iExact);
  };
  #define JAPAN_GOTHIC "Hiragino Kaku Gothic Pro W6"
  #define JAPAN_MINCHO "Hiragino Mincho Pro W6"
  static void GetJapanesePreference(CFX_ByteString& face,
                                    int weight,
                                    int picth_family) {
    if (face.Find("Gothic") >= 0) {
      face = JAPAN_GOTHIC;
      return;
    }
    if (!(picth_family & FXFONT_FF_ROMAN) && weight > 400) {
      face = JAPAN_GOTHIC;
    } else {
      face = JAPAN_MINCHO;
    }
  }
  void* CFX_MacFontInfo::MapFont(int weight,
                                 FX_BOOL bItalic,
                                 int charset,
                                 int pitch_family,
                                 const FX_CHAR* cstr_face,
                                 int& iExact) {
    CFX_ByteString face = cstr_face;
    int iBaseFont;
    for (iBaseFont = 0; iBaseFont < 12; iBaseFont++)
      if (face == CFX_ByteStringC(Base14Substs[iBaseFont].m_pName)) {
        face = Base14Substs[iBaseFont].m_pSubstName;
        iExact = TRUE;
        break;
      }
    if (iBaseFont < 12) {
      return GetFont(face.c_str());
    }
    auto it = m_FontList.find(face);
    if (it != m_FontList.end())
      return it->second;
  
    if (charset == FXFONT_ANSI_CHARSET && (pitch_family & FXFONT_FF_FIXEDPITCH)) {
      return GetFont("Courier New");
    }
    if (charset == FXFONT_ANSI_CHARSET || charset == FXFONT_SYMBOL_CHARSET) {
      return NULL;
    }
    switch (charset) {
      case FXFONT_SHIFTJIS_CHARSET:
        GetJapanesePreference(face, weight, pitch_family);
        break;
      case FXFONT_GB2312_CHARSET:
        face = "STSong";
        break;
      case FXFONT_HANGEUL_CHARSET:
        face = "AppleMyungjo";
        break;
      case FXFONT_CHINESEBIG5_CHARSET:
        face = "LiSong Pro Light";
    }
    it = m_FontList.find(face);
    if (it != m_FontList.end())
      return it->second;
  
    return NULL;
  }
  IFX_SystemFontInfo* IFX_SystemFontInfo::CreateDefault(const char** pUnused) {
    CFX_MacFontInfo* pInfo = new CFX_MacFontInfo;
    pInfo->AddPath("~/Library/Fonts");
    pInfo->AddPath("/Library/Fonts");
    pInfo->AddPath("/System/Library/Fonts");
    return pInfo;
  }
  void CFX_GEModule::InitPlatform() {
    m_pPlatformData = new CApplePlatform;
    m_pFontMgr->SetSystemFontInfo(IFX_SystemFontInfo::CreateDefault(nullptr));
  }
  void CFX_GEModule::DestroyPlatform() {
    delete (CApplePlatform*)m_pPlatformData;
    m_pPlatformData = NULL;
  }
  #endif
  