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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, FX_LPVOID pUserData);
class CFX_StdFontMgrImp : public IFX_FontMgr
{
public:
CFX_StdFontMgrImp(FX_LPEnumAllFonts pEnumerator, FX_LPMatchFont pMatcher, FX_LPVOID pUserData);
~CFX_StdFontMgrImp();
virtual void Release()
{
delete this;
}
virtual IFX_Font* GetDefFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByCharset(uint8_t nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* LoadFont(FX_LPCWSTR pszFontFamily, FX_DWORD dwFontStyles, FX_WORD wCodePage = 0xFFFF);
virtual IFX_Font* LoadFont(FX_LPCBYTE pBuffer, int32_t iLength);
virtual IFX_Font* LoadFont(FX_LPCWSTR pszFileName);
virtual IFX_Font* LoadFont(IFX_Stream *pFontStream, FX_LPCWSTR 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;
FX_LPVOID m_pUserData;
void RemoveFont(CFX_MapPtrToPtr &fontMap, IFX_Font *pFont);
FX_LPCFONTDESCRIPTOR FindFont(FX_LPCWSTR 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(FX_LPVOID pUserData = NULL);
virtual IFX_FileAccess* GetNext(FX_POSITION& pos, FX_LPVOID 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, FX_LPVOID pUserData = NULL);
virtual void Release();
virtual IFX_Font* GetDefFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByCharset(uint8_t nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetDefFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetFontByCharset(uint8_t nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* GetFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL);
virtual IFX_Font* LoadFont(FX_LPCBYTE pBuffer, int32_t iLength, int32_t iFaceIndex, int32_t* pFaceCount);
virtual IFX_Font* LoadFont(FX_LPCWSTR 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 void ClearFontCache();
virtual void RemoveFont(IFX_Font* pFont);
FX_BOOL EnumFonts();
protected:
void ReportFace(FXFT_Face pFace, CFX_FontDescriptors& Fonts, IFX_FileAccess* pFontAccess);
void GetNames(FX_LPCBYTE 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);
void NormalizeFontName( CFX_WideString& FontName );
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);
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;
FX_LPVOID m_pUserData;
};
#endif
#endif
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