// 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_FONT #define _FX_FONT class IFX_Font; class IFX_FontMgr; #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 #define FX_FONTDECORATION_Underline 0x00000001 #define FX_FONTDECORATION_Strikeout 0x00000002 #define FX_FONTDECORATION_Overline 0x00000004 #define FX_FONTDECORATION_Emphasis 0x00000008 #define FX_FONTDECORATION_Superscript 0x00000010 #define FX_FONTDECORATION_Subscript 0x00000020 #define FX_FONTDECORATION_SmallCapital 0x00000040 #define FX_FONTDECORATION_Capital 0x00000080 #define FX_FONTDECORATION_Lowercase 0x000000C0 #define FX_FONTDECORATION_Raised 0x00000100 #define FX_FONTDECORATION_Sunken 0x00000200 #define FX_FONTDECORATION_Shadow 0x00000400 #define FX_FONTDECORATION_BoundingShape 0x20000000 #define FX_FONTDECORATION_Hide 0x40000000 #define FX_FONTDECORATION_StrokeFill 0x80000000 #define FX_BOUNDINGSHAPE_None 0 #define FX_BOUNDINGSHAPE_Circle 1 #define FX_BOUNDINGSHAPE_Square 2 #define FX_BOUNDINGSHAPE_Triangle 3 #define FX_BOUNDINGSHAPE_Diamond 4 class IFX_FontProvider { public: virtual FX_BOOL GetCharWidth(IFX_Font* pFont, FX_WCHAR wUnicode, FX_INT32 &iWidth, FX_BOOL bCharCode = FALSE) = 0; }; class IFX_Font { public: static IFX_Font* LoadFont(FX_LPCWSTR pszFontFamily, FX_DWORD dwFontStyles, FX_WORD wCodePage, IFX_FontMgr *pFontMgr); static IFX_Font* LoadFont(FX_LPCBYTE pBuffer, FX_INT32 iLength, IFX_FontMgr *pFontMgr); static IFX_Font* LoadFont(FX_LPCWSTR pszFileName, IFX_FontMgr *pFontMgr); static IFX_Font* LoadFont(IFX_Stream *pFontStream, IFX_FontMgr *pFontMgr, FX_BOOL bSaveStream = FALSE); static IFX_Font* LoadFont(CFX_Font *pExtFont, IFX_FontMgr *pFontMgr, FX_BOOL bTakeOver = FALSE); virtual void Release() = 0; virtual IFX_Font* Retain() = 0; virtual IFX_Font* Derive(FX_DWORD dwFontStyles, FX_WORD wCodePage = 0) = 0; virtual void GetFamilyName(CFX_WideString &wsFamily) const = 0; virtual void GetPsName(CFX_WideString &wsName) const = 0; virtual FX_DWORD GetFontStyles() const = 0; virtual FX_BYTE GetCharSet() const = 0; virtual FX_BOOL GetCharWidth(FX_WCHAR wUnicode, FX_INT32 &iWidth, FX_BOOL bCharCode = FALSE) = 0; virtual FX_INT32 GetGlyphIndex(FX_WCHAR wUnicode, FX_BOOL bCharCode = FALSE) = 0; virtual FX_INT32 GetAscent() const = 0; virtual FX_INT32 GetDescent() const = 0; virtual FX_BOOL GetCharBBox(FX_WCHAR wUnicode, CFX_Rect &bbox, FX_BOOL bCharCode = FALSE) = 0; virtual FX_BOOL GetBBox(CFX_Rect &bbox) = 0; virtual FX_INT32 GetItalicAngle() const = 0; virtual void Reset() = 0; virtual IFX_Font* GetSubstFont(FX_INT32 iGlyphIndex) const = 0; virtual void* GetDevFont() const = 0; virtual void SetFontProvider(IFX_FontProvider* pProvider) = 0; #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_ virtual void SetLogicalFontStyle(FX_DWORD dwLogFontStyle) = 0; #endif }; #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ typedef struct _FX_FONTMATCHPARAMS : public CFX_Object { FX_LPCWSTR pwsFamily; FX_DWORD dwFontStyles; FX_DWORD dwUSB; FX_DWORD dwMatchFlags; FX_WCHAR wUnicode; FX_WORD wCodePage; } FX_FONTMATCHPARAMS, * FX_LPFONTMATCHPARAMS; typedef FX_FONTMATCHPARAMS const * FX_LPCFONTMATCHPARAMS; typedef struct _FX_FONTSIGNATURE : public CFX_Target { FX_DWORD fsUsb[4]; FX_DWORD fsCsb[2]; } FX_FONTSIGNATURE; typedef struct _FX_FONTDESCRIPTOR : public CFX_Target { FX_WCHAR wsFontFace[32]; FX_DWORD dwFontStyles; FX_BYTE uCharSet; FX_FONTSIGNATURE FontSignature; } FX_FONTDESCRIPTOR, * FX_LPFONTDESCRIPTOR; typedef FX_FONTDESCRIPTOR const * FX_LPCFONTDESCRIPTOR; typedef CFX_MassArrayTemplate<FX_FONTDESCRIPTOR> CFX_FontDescriptors; inline FX_BOOL operator == (const FX_FONTDESCRIPTOR &left, const FX_FONTDESCRIPTOR &right) { return left.uCharSet == right.uCharSet && left.dwFontStyles == right.dwFontStyles && FXSYS_wcscmp(left.wsFontFace, right.wsFontFace) == 0 && FXSYS_memcmp(&left.FontSignature, &right.FontSignature, sizeof(FX_FONTSIGNATURE)) == 0; } #define FX_FONTMATCHPARA_MacthStyle 0x01 #define FX_FONTMATCHPARA_MacthFamily 0x02 #define FX_FONTMATCHPARA_MacthUnicode 0x04 typedef void (*FX_LPEnumAllFonts)(CFX_FontDescriptors &fonts, FX_LPVOID pUserData, FX_LPCWSTR pwsFaceName, FX_WCHAR wUnicode); FX_LPEnumAllFonts FX_GetDefFontEnumerator(); typedef FX_LPCFONTDESCRIPTOR (*FX_LPMatchFont)(FX_LPFONTMATCHPARAMS pParams, const CFX_FontDescriptors &fonts, FX_LPVOID pUserData); FX_LPMatchFont FX_GetDefFontMatchor(); class IFX_FontMgr { public: static IFX_FontMgr* Create(FX_LPEnumAllFonts pEnumerator, FX_LPMatchFont pMatcher = NULL, FX_LPVOID pUserData = NULL); virtual void Release() = 0; virtual IFX_Font* GetDefFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByCharset(FX_BYTE nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* LoadFont(FX_LPCWSTR pszFontFamily, FX_DWORD dwFontStyles, FX_WORD wCodePage = 0xFFFF) = 0; virtual IFX_Font* LoadFont(FX_LPCBYTE pBuffer, FX_INT32 iLength) = 0; virtual IFX_Font* LoadFont(FX_LPCWSTR pszFileName) = 0; virtual IFX_Font* LoadFont(IFX_Stream *pFontStream, FX_LPCWSTR pszFontAlias = NULL, FX_DWORD dwFontStyles = 0, FX_WORD wCodePage = 0, FX_BOOL bSaveStream = FALSE) = 0; virtual IFX_Font* LoadFont(IFX_Font *pSrcFont, FX_DWORD dwFontStyles, FX_WORD wCodePage = 0xFFFF) = 0; virtual void ClearFontCache() = 0; virtual void RemoveFont(IFX_Font *pFont) = 0; }; #else class IFX_FontMgrDelegate { public: virtual IFX_Font* GetDefFontByCodePage(IFX_FontMgr* pFontMgr, FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByCharset(IFX_FontMgr* pFontMgr, FX_BYTE nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByUnicode(IFX_FontMgr* pFontMgr, FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByLanguage(IFX_FontMgr* pFontMgr, FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; }; class IFX_FontSourceEnum { public: virtual void Release() = 0; virtual FX_POSITION GetStartPosition(FX_LPVOID pUserData = NULL) = 0; virtual IFX_FileAccess* GetNext(FX_POSITION& pos, FX_LPVOID pUserData = NULL) = 0; }; IFX_FontSourceEnum* FX_CreateDefaultFontSourceEnum(); class IFX_FontMgr { public: static IFX_FontMgr* Create(IFX_FontSourceEnum* pFontEnum, IFX_FontMgrDelegate* pDelegate = NULL, FX_LPVOID pUserData = NULL); virtual void Release() = 0; virtual IFX_Font* GetDefFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByCharset(FX_BYTE nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetDefFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetFontByCodePage(FX_WORD wCodePage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; inline IFX_Font* LoadFont(FX_LPCWSTR pszFontFamily, FX_DWORD dwFontStyles, FX_WORD wCodePage) { return GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily); } virtual IFX_Font* GetFontByCharset(FX_BYTE nCharset, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetFontByUnicode(FX_WCHAR wUnicode, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* GetFontByLanguage(FX_WORD wLanguage, FX_DWORD dwFontStyles, FX_LPCWSTR pszFontFamily = NULL) = 0; virtual IFX_Font* LoadFont(FX_LPCBYTE pBuffer, FX_INT32 iLength, FX_INT32 iFaceIndex, FX_INT32* pFaceCount = NULL) = 0; virtual IFX_Font* LoadFont(FX_LPCWSTR pszFileName, FX_INT32 iFaceIndex, FX_INT32* pFaceCount = NULL) = 0; virtual IFX_Font* LoadFont(IFX_Stream *pFontStream, FX_INT32 iFaceIndex, FX_INT32* pFaceCount = NULL, FX_BOOL bSaveStream = FALSE) = 0; virtual void ClearFontCache() = 0; virtual void RemoveFont(IFX_Font *pFont) = 0; }; #endif #endif