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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_FGAS_STDFONTMGR_H_
#define XFA_FGAS_FONT_FGAS_STDFONTMGR_H_
#include <vector>
#include "core/fxcrt/fx_ext.h"
#include "core/fxge/include/cfx_fontmapper.h"
#include "core/fxge/include/fx_freetype.h"
#include "core/fxge/include/ifx_systemfontinfo.h"
#include "third_party/freetype/include/freetype/fttypes.h"
#include "xfa/fgas/font/fgas_font.h"
#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
int32_t FX_GetSimilarValue(FX_FONTDESCRIPTOR const* pFont,
uint32_t dwFontStyles);
FX_FONTDESCRIPTOR const* FX_DefFontMatcher(FX_LPFONTMATCHPARAMS pParams,
const CFX_FontDescriptors& fonts);
class CFGAS_StdFontMgrImp : public IFGAS_FontMgr {
public:
explicit CFGAS_StdFontMgrImp(FX_LPEnumAllFonts pEnumerator);
~CFGAS_StdFontMgrImp() override;
// IFGAS_FontMgr:
CFGAS_GEFont* GetDefFontByCodePage(
uint16_t wCodePage,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily = nullptr) override;
CFGAS_GEFont* GetDefFontByCharset(
uint8_t nCharset,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily = nullptr) override;
CFGAS_GEFont* GetDefFontByUnicode(
FX_WCHAR wUnicode,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily = nullptr) override;
CFGAS_GEFont* GetDefFontByLanguage(
uint16_t wLanguage,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily = nullptr) override;
CFGAS_GEFont* LoadFont(const FX_WCHAR* pszFontFamily,
uint32_t dwFontStyles,
uint16_t wCodePage = 0xFFFF) override;
CFGAS_GEFont* LoadFont(const uint8_t* pBuffer, int32_t iLength) override;
CFGAS_GEFont* LoadFont(IFX_Stream* pFontStream,
const FX_WCHAR* pszFontAlias = nullptr,
uint32_t dwFontStyles = 0,
uint16_t wCodePage = 0,
FX_BOOL bSaveStream = FALSE) override;
CFGAS_GEFont* LoadFont(CFGAS_GEFont* pSrcFont,
uint32_t dwFontStyles,
uint16_t wCodePage = 0xFFFF) override;
void ClearFontCache() override;
void RemoveFont(CFGAS_GEFont* pFont) override;
protected:
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;
};
uint32_t FX_GetGdiFontStyles(const LOGFONTW& lf);
#else
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;
}
void* 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_FontMgrImp : public IFGAS_FontMgr {
public:
explicit CFGAS_FontMgrImp(CFX_FontSourceEnum_File* pFontEnum);
~CFGAS_FontMgrImp() override;
// IFGAS_FontMgr:
CFGAS_GEFont* GetDefFontByCodePage(uint16_t wCodePage,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) override;
CFGAS_GEFont* GetDefFontByCharset(uint8_t nCharset,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) override;
CFGAS_GEFont* GetDefFontByUnicode(FX_WCHAR wUnicode,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) override;
CFGAS_GEFont* GetDefFontByLanguage(uint16_t wLanguage,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) override;
CFGAS_GEFont* GetFontByCodePage(uint16_t wCodePage,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) override;
CFGAS_GEFont* GetFontByCharset(uint8_t nCharset,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) override;
CFGAS_GEFont* GetFontByUnicode(FX_WCHAR wUnicode,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) override;
CFGAS_GEFont* GetFontByLanguage(uint16_t wLanguage,
uint32_t dwFontStyles,
const FX_WCHAR* pszFontFamily) override;
void ClearFontCache() override;
void RemoveFont(CFGAS_GEFont* pFont) override;
CFGAS_GEFont* LoadFont(const CFX_WideString& wsFaceName,
int32_t iFaceIndex,
int32_t* pFaceCount);
FX_BOOL EnumFonts();
FX_BOOL EnumFontsFromFontMapper();
FX_BOOL EnumFontsFromFiles();
protected:
void RegisterFace(FXFT_Face pFace,
const CFX_WideString* pFaceName);
void RegisterFaces(IFX_FileRead* 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);
FX_BOOL VerifyUnicode(CFX_FontDescriptor* pDesc, FX_WCHAR wcUnicode);
FX_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_FileRead* pFontStream, int32_t iFaceIndex);
IFX_FileRead* CreateFontStream(CFX_FontMapper* pFontMapper,
IFX_SystemFontInfo* pSystemFontInfo,
uint32_t index);
IFX_FileRead* 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_FileRead*> m_IFXFont2FileRead;
CFX_MapPtrTemplate<FX_WCHAR, CFGAS_GEFont*> m_FailedUnicodes2Nullptr;
CFX_FontSourceEnum_File* const m_pFontSource;
};
#endif
#endif // XFA_FGAS_FONT_FGAS_STDFONTMGR_H_
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