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diff --git a/xfa/fgas/font/cfgas_fontmgr.h b/xfa/fgas/font/cfgas_fontmgr.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 XFA_FGAS_FONT_CFGAS_FONTMGR_H_
+#define XFA_FGAS_FONT_CFGAS_FONTMGR_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_ext.h"
+#include "core/fxge/cfx_fontmapper.h"
+#include "core/fxge/fx_freetype.h"
+#include "core/fxge/ifx_systemfontinfo.h"
+#include "third_party/freetype/include/freetype/fttypes.h"
+#include "xfa/fgas/crt/fgas_stream.h"
+#include "xfa/fgas/font/cfgas_fontmgr.h"
+
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+#include "xfa/fgas/crt/fgas_memory.h"
+#include "xfa/fgas/crt/fgas_utils.h"
+#endif // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+
+#define FX_FONTSTYLE_Normal 0x00
+#define FX_FONTSTYLE_FixedPitch 0x01
+#define FX_FONTSTYLE_Serif 0x02
+#define FX_FONTSTYLE_Symbolic 0x04
+#define FX_FONTSTYLE_Script 0x08
+#define FX_FONTSTYLE_Italic 0x40
+#define FX_FONTSTYLE_Bold 0x40000
+#define FX_FONTSTYLE_BoldItalic (FX_FONTSTYLE_Bold | FX_FONTSTYLE_Italic)
+#define FX_FONTSTYLE_ExactMatch 0x80000000
+
+class CFX_FontSourceEnum_File;
+class CFGAS_GEFont;
+class CXFA_PDFFontMgr;
+class CFGAS_FontMgr;
+
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+#define FX_FONTMATCHPARA_MatchStyle 0x01
+
+struct FX_FONTMATCHPARAMS {
+ const FX_WCHAR* pwsFamily;
+ uint32_t dwFontStyles;
+ uint32_t dwUSB;
+ uint32_t dwMatchFlags;
+ FX_WCHAR wUnicode;
+ uint16_t wCodePage;
+};
+
+typedef FX_FONTMATCHPARAMS* FX_LPFONTMATCHPARAMS;
+
+struct FX_FONTSIGNATURE {
+ uint32_t fsUsb[4];
+ uint32_t fsCsb[2];
+};
+
+inline bool operator==(const FX_FONTSIGNATURE& left,
+ const FX_FONTSIGNATURE& right) {
+ return left.fsUsb[0] == right.fsUsb[0] && left.fsUsb[1] == right.fsUsb[1] &&
+ left.fsUsb[2] == right.fsUsb[2] && left.fsUsb[3] == right.fsUsb[3] &&
+ left.fsCsb[0] == right.fsCsb[0] && left.fsCsb[1] == right.fsCsb[1];
+}
+
+struct FX_FONTDESCRIPTOR {
+ FX_WCHAR wsFontFace[32];
+ uint32_t dwFontStyles;
+ uint8_t uCharSet;
+ FX_FONTSIGNATURE FontSignature;
+};
+
+typedef CFX_MassArrayTemplate<FX_FONTDESCRIPTOR> CFX_FontDescriptors;
+
+inline bool operator==(const FX_FONTDESCRIPTOR& left,
+ const FX_FONTDESCRIPTOR& right) {
+ return left.uCharSet == right.uCharSet &&
+ left.dwFontStyles == right.dwFontStyles &&
+ left.FontSignature == right.FontSignature &&
+ FXSYS_wcscmp(left.wsFontFace, right.wsFontFace) == 0;
+}
+
+typedef void (*FX_LPEnumAllFonts)(CFX_FontDescriptors& fonts,
+ const FX_WCHAR* pwsFaceName,
+ FX_WCHAR wUnicode);
+
+FX_LPEnumAllFonts FX_GetDefFontEnumerator();
+
+class CFGAS_FontMgr {
+ public:
+ explicit CFGAS_FontMgr(FX_LPEnumAllFonts pEnumerator);
+ ~CFGAS_FontMgr();
+
+ static std::unique_ptr<CFGAS_FontMgr> Create(FX_LPEnumAllFonts pEnumerator);
+
+ CFGAS_GEFont* GetDefFontByCodePage(uint16_t wCodePage,
+ uint32_t dwFontStyles,
+ const FX_WCHAR* pszFontFamily = nullptr);
+ CFGAS_GEFont* GetDefFontByUnicode(FX_WCHAR wUnicode,
+ uint32_t dwFontStyles,
+ const FX_WCHAR* pszFontFamily = nullptr);
+ CFGAS_GEFont* LoadFont(const FX_WCHAR* pszFontFamily,
+ uint32_t dwFontStyles,
+ uint16_t wCodePage = 0xFFFF);
+ CFGAS_GEFont* LoadFont(const uint8_t* pBuffer, int32_t iLength);
+ CFGAS_GEFont* LoadFont(IFX_Stream* pFontStream,
+ const FX_WCHAR* pszFontAlias = nullptr,
+ uint32_t dwFontStyles = 0,
+ uint16_t wCodePage = 0,
+ bool bSaveStream = false);
+ CFGAS_GEFont* LoadFont(CFGAS_GEFont* pSrcFont,
+ uint32_t dwFontStyles,
+ uint16_t wCodePage = 0xFFFF);
+
+ // TODO(npm): This method is not being used, but probably should be in
+ // destructor
+ void ClearFontCache();
+ void RemoveFont(CFGAS_GEFont* pFont);
+
+ private:
+ void RemoveFont(CFX_MapPtrToPtr& fontMap, CFGAS_GEFont* pFont);
+ FX_FONTDESCRIPTOR const* FindFont(const FX_WCHAR* pszFontFamily,
+ uint32_t dwFontStyles,
+ uint32_t dwMatchFlags,
+ uint16_t wCodePage,
+ uint32_t dwUSB = 999,
+ FX_WCHAR wUnicode = 0);
+
+ FX_LPEnumAllFonts m_pEnumerator;
+ CFX_FontDescriptors m_FontFaces;
+ CFX_ArrayTemplate<CFGAS_GEFont*> m_Fonts;
+ CFX_MapPtrToPtr m_CPFonts;
+ CFX_MapPtrToPtr m_FamilyFonts;
+ CFX_MapPtrToPtr m_UnicodeFonts;
+ CFX_MapPtrToPtr m_BufferFonts;
+ CFX_MapPtrToPtr m_StreamFonts;
+ CFX_MapPtrToPtr m_DeriveFonts;
+};
+
+#else // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+class CFX_FontDescriptor {
+ public:
+ CFX_FontDescriptor();
+ ~CFX_FontDescriptor();
+
+ int32_t m_nFaceIndex;
+ CFX_WideString m_wsFaceName;
+ CFX_WideStringArray m_wsFamilyNames;
+ uint32_t m_dwFontStyles;
+ uint32_t m_dwUsb[4];
+ uint32_t m_dwCsb[2];
+};
+
+typedef CFX_ArrayTemplate<CFX_FontDescriptor*> CFX_FontDescriptors;
+
+struct FX_FontDescriptorInfo {
+ public:
+ CFX_FontDescriptor* pFont;
+ int32_t nPenalty;
+
+ bool operator>(const FX_FontDescriptorInfo& other) const {
+ return nPenalty > other.nPenalty;
+ }
+ bool operator<(const FX_FontDescriptorInfo& other) const {
+ return nPenalty < other.nPenalty;
+ }
+ bool operator==(const FX_FontDescriptorInfo& other) const {
+ return nPenalty == other.nPenalty;
+ }
+};
+
+typedef CFX_ArrayTemplate<FX_FontDescriptorInfo> CFX_FontDescriptorInfos;
+
+struct FX_HandleParentPath {
+ FX_HandleParentPath() {}
+ FX_HandleParentPath(const FX_HandleParentPath& x) {
+ pFileHandle = x.pFileHandle;
+ bsParentPath = x.bsParentPath;
+ }
+ FX_FileHandle* pFileHandle;
+ CFX_ByteString bsParentPath;
+};
+
+class CFX_FontSourceEnum_File {
+ public:
+ CFX_FontSourceEnum_File();
+ ~CFX_FontSourceEnum_File();
+
+ FX_POSITION GetStartPosition();
+ IFX_FileAccess* GetNext(FX_POSITION& pos);
+
+ private:
+ CFX_ByteString GetNextFile();
+
+ CFX_WideString m_wsNext;
+ CFX_ObjectArray<FX_HandleParentPath> m_FolderQueue;
+ CFX_ByteStringArray m_FolderPaths;
+};
+
+class CFGAS_FontMgr {
+ public:
+ explicit CFGAS_FontMgr(CFX_FontSourceEnum_File* pFontEnum);
+ ~CFGAS_FontMgr();
+ static std::unique_ptr<CFGAS_FontMgr> Create(
+ CFX_FontSourceEnum_File* pFontEnum);
+
+ CFGAS_GEFont* GetFontByCodePage(uint16_t wCodePage,
+ uint32_t dwFontStyles,
+ const FX_WCHAR* pszFontFamily);
+ CFGAS_GEFont* GetFontByUnicode(FX_WCHAR wUnicode,
+ uint32_t dwFontStyles,
+ const FX_WCHAR* pszFontFamily);
+ void ClearFontCache();
+ void RemoveFont(CFGAS_GEFont* pFont);
+
+ CFGAS_GEFont* LoadFont(const CFX_WideString& wsFaceName,
+ int32_t iFaceIndex,
+ int32_t* pFaceCount);
+ inline CFGAS_GEFont* LoadFont(const FX_WCHAR* pszFontFamily,
+ uint32_t dwFontStyles,
+ uint16_t wCodePage) {
+ return GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily);
+ }
+ bool EnumFonts();
+ bool EnumFontsFromFontMapper();
+ bool EnumFontsFromFiles();
+
+ private:
+ void RegisterFace(FXFT_Face pFace, const CFX_WideString* pFaceName);
+ void RegisterFaces(IFX_SeekableReadStream* pFontStream,
+ const CFX_WideString* pFaceName);
+ void GetNames(const uint8_t* name_table, CFX_WideStringArray& Names);
+ std::vector<uint16_t> GetCharsets(FXFT_Face pFace) const;
+ void GetUSBCSB(FXFT_Face pFace, uint32_t* USB, uint32_t* CSB);
+ uint32_t GetFlags(FXFT_Face pFace);
+ bool VerifyUnicode(CFX_FontDescriptor* pDesc, FX_WCHAR wcUnicode);
+ bool VerifyUnicode(CFGAS_GEFont* pFont, FX_WCHAR wcUnicode);
+ int32_t IsPartName(const CFX_WideString& Name1, const CFX_WideString& Name2);
+ int32_t MatchFonts(CFX_FontDescriptorInfos& MatchedFonts,
+ uint16_t wCodePage,
+ uint32_t dwFontStyles,
+ const CFX_WideString& FontName,
+ FX_WCHAR wcUnicode = 0xFFFE);
+ int32_t CalcPenalty(CFX_FontDescriptor* pInstalled,
+ uint16_t wCodePage,
+ uint32_t dwFontStyles,
+ const CFX_WideString& FontName,
+ FX_WCHAR wcUnicode = 0xFFFE);
+ FXFT_Face LoadFace(IFX_SeekableReadStream* pFontStream, int32_t iFaceIndex);
+ IFX_SeekableReadStream* CreateFontStream(CFX_FontMapper* pFontMapper,
+ IFX_SystemFontInfo* pSystemFontInfo,
+ uint32_t index);
+ IFX_SeekableReadStream* CreateFontStream(const CFX_ByteString& bsFaceName);
+
+ CFX_FontDescriptors m_InstalledFonts;
+ CFX_MapPtrTemplate<uint32_t, CFX_FontDescriptorInfos*> m_Hash2CandidateList;
+ CFX_MapPtrTemplate<uint32_t, CFX_ArrayTemplate<CFGAS_GEFont*>*> m_Hash2Fonts;
+ CFX_MapPtrTemplate<CFGAS_GEFont*, IFX_SeekableReadStream*> m_IFXFont2FileRead;
+ CFX_MapPtrTemplate<FX_WCHAR, CFGAS_GEFont*> m_FailedUnicodes2Nullptr;
+ CFX_FontSourceEnum_File* const m_pFontSource;
+};
+#endif
+
+#endif // XFA_FGAS_FONT_CFGAS_FONTMGR_H_
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