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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 _FX_FONTMGR_IMP
#define _FX_FONTMGR_IMP
#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
int32_t FX_GetSimilarValue(FX_LPCFONTDESCRIPTOR pFont, FX_DWORD dwFontStyles);
FX_LPCFONTDESCRIPTOR FX_DefFontMatcher(FX_LPFONTMATCHPARAMS pParams,
const CFX_FontDescriptors& fonts,
void* pUserData);
class CFX_StdFontMgrImp : public IFX_FontMgr {
public:
CFX_StdFontMgrImp(FX_LPEnumAllFonts pEnumerator,
FX_LPMatchFont pMatcher,
void* pUserData);
~CFX_StdFontMgrImp();
virtual void Release() { delete this; }
virtual IFX_Font* GetDefFontByCodePage(FX_WORD wCodePage,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByCharset(uint8_t nCharset,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByUnicode(FX_WCHAR wUnicode,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByLanguage(FX_WORD wLanguage,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* LoadFont(const FX_WCHAR* pszFontFamily,
FX_DWORD dwFontStyles,
FX_WORD wCodePage = 0xFFFF);
virtual IFX_Font* LoadFont(const uint8_t* pBuffer, int32_t iLength);
virtual IFX_Font* LoadFont(const FX_WCHAR* pszFileName);
virtual IFX_Font* LoadFont(IFX_Stream* pFontStream,
const FX_WCHAR* pszFontAlias = NULL,
FX_DWORD dwFontStyles = 0,
FX_WORD wCodePage = 0,
FX_BOOL bSaveStream = FALSE);
virtual IFX_Font* LoadFont(IFX_Font* pSrcFont,
FX_DWORD dwFontStyles,
FX_WORD wCodePage = 0xFFFF);
virtual void ClearFontCache();
virtual void RemoveFont(IFX_Font* pFont);
protected:
FX_LPMatchFont m_pMatcher;
FX_LPEnumAllFonts m_pEnumerator;
CFX_FontDescriptors m_FontFaces;
CFX_PtrArray m_Fonts;
CFX_MapPtrToPtr m_CPFonts;
CFX_MapPtrToPtr m_FamilyFonts;
CFX_MapPtrToPtr m_UnicodeFonts;
CFX_MapPtrToPtr m_BufferFonts;
CFX_MapPtrToPtr m_FileFonts;
CFX_MapPtrToPtr m_StreamFonts;
CFX_MapPtrToPtr m_DeriveFonts;
void* m_pUserData;
void RemoveFont(CFX_MapPtrToPtr& fontMap, IFX_Font* pFont);
FX_LPCFONTDESCRIPTOR FindFont(const FX_WCHAR* pszFontFamily,
FX_DWORD dwFontStyles,
FX_DWORD dwMatchFlags,
FX_WORD wCodePage,
FX_DWORD dwUSB = 999,
FX_WCHAR wUnicode = 0);
IFX_Font* GetFont(FX_LPCFONTDESCRIPTOR pFD, FX_DWORD dwFontStyles);
};
FX_DWORD FX_GetGdiFontStyles(const LOGFONTW& lf);
#else
class CFX_FontDescriptor {
public:
CFX_FontDescriptor()
: m_pFileAccess(NULL), m_nFaceIndex(0), m_dwFontStyles(0) {
m_dwUsb[0] = m_dwUsb[1] = m_dwUsb[2] = m_dwUsb[3] = 0;
m_dwCsb[0] = m_dwCsb[1] = 0;
}
~CFX_FontDescriptor() {
if (NULL != m_pFileAccess) {
m_pFileAccess->Release();
}
}
IFX_FileAccess* m_pFileAccess;
int32_t m_nFaceIndex;
CFX_WideString m_wsFaceName;
CFX_WideStringArray m_wsFamilyNames;
FX_DWORD m_dwFontStyles;
FX_DWORD m_dwUsb[4];
FX_DWORD m_dwCsb[2];
};
typedef CFX_ArrayTemplate<CFX_FontDescriptor*> CFX_FontDescriptors;
struct FX_FontDescriptorInfo {
public:
CFX_FontDescriptor* pFont;
int32_t nPenalty;
FX_BOOL operator>(const FX_FontDescriptorInfo& x) {
return this->nPenalty > x.nPenalty;
};
FX_BOOL operator<(const FX_FontDescriptorInfo& x) {
return this->nPenalty < x.nPenalty;
};
FX_BOOL operator==(const FX_FontDescriptorInfo& x) {
return this->nPenalty == x.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 IFX_FontSourceEnum {
public:
CFX_FontSourceEnum_File();
virtual void Release() { delete this; };
virtual FX_POSITION GetStartPosition(void* pUserData = NULL);
virtual IFX_FileAccess* GetNext(FX_POSITION& pos, void* pUserData = NULL);
private:
CFX_ByteString GetNextFile();
CFX_WideString m_wsNext;
CFX_ObjectArray<FX_HandleParentPath> m_FolderQueue;
CFX_ByteStringArray m_FolderPaths;
};
typedef CFX_MapPtrTemplate<FX_DWORD, IFX_FileAccess*> CFX_HashFileMap;
typedef CFX_MapPtrTemplate<FX_DWORD, IFX_Font*> CFX_HashFontMap;
typedef CFX_MapPtrTemplate<FX_DWORD, CFX_FontDescriptorInfos*>
CFX_HashFontDescsMap;
typedef CFX_MapPtrTemplate<FX_DWORD, CFX_ArrayTemplate<IFX_Font*>*>
CFX_HashFontsMap;
typedef CFX_MapPtrTemplate<FX_WCHAR, IFX_Font*> CFX_UnicodeFontMap;
typedef CFX_MapPtrTemplate<IFX_FileAccess*, CFX_ArrayTemplate<IFX_Font*>*>
CFX_FileFontMap;
typedef CFX_MapPtrTemplate<IFX_Font*, IFX_FileRead*> CFX_FonStreamtMap;
class CFX_FontMgrImp : public IFX_FontMgr {
public:
CFX_FontMgrImp(IFX_FontSourceEnum* pFontEnum,
IFX_FontMgrDelegate* pDelegate = NULL,
void* pUserData = NULL);
virtual void Release();
virtual IFX_Font* GetDefFontByCodePage(FX_WORD wCodePage,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByCharset(uint8_t nCharset,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByUnicode(FX_WCHAR wUnicode,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByLanguage(FX_WORD wLanguage,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetFontByCodePage(FX_WORD wCodePage,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetFontByCharset(uint8_t nCharset,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetFontByUnicode(FX_WCHAR wUnicode,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* GetFontByLanguage(FX_WORD wLanguage,
FX_DWORD dwFontStyles,
const FX_WCHAR* pszFontFamily = NULL);
virtual IFX_Font* LoadFont(const uint8_t* pBuffer,
int32_t iLength,
int32_t iFaceIndex,
int32_t* pFaceCount);
virtual IFX_Font* LoadFont(const FX_WCHAR* pszFileName,
int32_t iFaceIndex,
int32_t* pFaceCount);
virtual IFX_Font* LoadFont(IFX_Stream* pFontStream,
int32_t iFaceIndex,
int32_t* pFaceCount,
FX_BOOL bSaveStream = FALSE);
virtual IFX_Font* LoadFont(const CFX_WideString& wsFaceName,
int32_t iFaceIndex,
int32_t* pFaceCount);
virtual void ClearFontCache();
virtual void RemoveFont(IFX_Font* pFont);
FX_BOOL EnumFonts();
FX_BOOL EnumFontsFromFontMapper();
FX_BOOL EnumFontsFromFiles();
protected:
void ReportFace(FXFT_Face pFace,
CFX_FontDescriptors& Fonts,
IFX_FileAccess* pFontAccess);
void ReportFaces(IFX_FileRead* pFontStream);
void GetNames(const uint8_t* name_table, CFX_WideStringArray& Names);
void GetCharsets(FXFT_Face pFace, CFX_WordArray& Charsets);
void GetUSBCSB(FXFT_Face pFace, FX_DWORD* USB, FX_DWORD* CSB);
FX_DWORD GetFlags(FXFT_Face pFace);
CFX_FontDescriptors m_InstalledFonts;
FX_BOOL VerifyUnicode(CFX_FontDescriptor* pDesc, FX_WCHAR wcUnicode);
FX_BOOL VerifyUnicode(IFX_Font* pFont, FX_WCHAR wcUnicode);
int32_t IsPartName(const CFX_WideString& Name1, const CFX_WideString& Name2);
int32_t MatchFonts(CFX_FontDescriptorInfos& MatchedFonts,
FX_WORD wCodePage,
FX_DWORD dwFontStyles,
const CFX_WideString& FontName,
FX_WCHAR wcUnicode = 0xFFFE);
int32_t CalcPenalty(CFX_FontDescriptor* pInstalled,
FX_WORD wCodePage,
FX_DWORD dwFontStyles,
const CFX_WideString& FontName,
FX_WCHAR wcUnicode = 0xFFFE);
IFX_Font* LoadFont(IFX_FileAccess* pFontAccess,
int32_t iFaceIndex,
int32_t* pFaceCount,
FX_BOOL bWantCache = FALSE);
FXFT_Face LoadFace(IFX_FileRead* pFontStream, int32_t iFaceIndex);
IFX_FileRead* CreateFontStream(CFX_FontMapper* pFontMapper,
IFX_SystemFontInfo* pSystemFontInfo,
FX_DWORD index);
IFX_FileRead* CreateFontStream(const CFX_ByteString& bsFaceName);
CFX_HashFontDescsMap m_Hash2CandidateList;
CFX_HashFontsMap m_Hash2Fonts;
CFX_HashFileMap m_Hash2FileAccess;
CFX_HashFontMap m_FileAccess2IFXFont;
CFX_FonStreamtMap m_IFXFont2FileRead;
CFX_UnicodeFontMap m_FailedUnicodes2NULL;
IFX_FontSourceEnum* m_pFontSource;
IFX_FontMgrDelegate* m_pDelegate;
void* m_pUserData;
};
#endif
#endif