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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| 6 | |
| 7 #ifndef XFA_SRC_FGAS_FONT_FGAS_FONT_H_ | |
| 8 #define XFA_SRC_FGAS_FONT_FGAS_FONT_H_ | |
| 9 | |
| 10 #include "core/include/fxge/fx_font.h" | |
| 11 #include "xfa/src/fgas/crt/fgas_stream.h" | |
| 12 | |
| 13 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | |
| 14 #include "xfa/src/fgas/crt/fgas_memory.h" | |
| 15 #include "xfa/src/fgas/crt/fgas_utils.h" | |
| 16 #endif // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | |
| 17 | |
| 18 class IFX_Font; | |
| 19 class IFX_FontMgr; | |
| 20 | |
| 21 #define FX_FONTSTYLE_Normal 0x00 | |
| 22 #define FX_FONTSTYLE_FixedPitch 0x01 | |
| 23 #define FX_FONTSTYLE_Serif 0x02 | |
| 24 #define FX_FONTSTYLE_Symbolic 0x04 | |
| 25 #define FX_FONTSTYLE_Script 0x08 | |
| 26 #define FX_FONTSTYLE_Italic 0x40 | |
| 27 #define FX_FONTSTYLE_Bold 0x40000 | |
| 28 #define FX_FONTSTYLE_BoldItalic (FX_FONTSTYLE_Bold | FX_FONTSTYLE_Italic) | |
| 29 #define FX_FONTSTYLE_ExactMatch 0x80000000 | |
| 30 #define FX_FONTDECORATION_Underline 0x00000001 | |
| 31 #define FX_FONTDECORATION_Strikeout 0x00000002 | |
| 32 #define FX_FONTDECORATION_Overline 0x00000004 | |
| 33 #define FX_FONTDECORATION_Emphasis 0x00000008 | |
| 34 #define FX_FONTDECORATION_Superscript 0x00000010 | |
| 35 #define FX_FONTDECORATION_Subscript 0x00000020 | |
| 36 #define FX_FONTDECORATION_SmallCapital 0x00000040 | |
| 37 #define FX_FONTDECORATION_Capital 0x00000080 | |
| 38 #define FX_FONTDECORATION_Lowercase 0x000000C0 | |
| 39 #define FX_FONTDECORATION_Raised 0x00000100 | |
| 40 #define FX_FONTDECORATION_Sunken 0x00000200 | |
| 41 #define FX_FONTDECORATION_Shadow 0x00000400 | |
| 42 #define FX_FONTDECORATION_BoundingShape 0x20000000 | |
| 43 #define FX_FONTDECORATION_Hide 0x40000000 | |
| 44 #define FX_FONTDECORATION_StrokeFill 0x80000000 | |
| 45 #define FX_BOUNDINGSHAPE_None 0 | |
| 46 #define FX_BOUNDINGSHAPE_Circle 1 | |
| 47 #define FX_BOUNDINGSHAPE_Square 2 | |
| 48 #define FX_BOUNDINGSHAPE_Triangle 3 | |
| 49 #define FX_BOUNDINGSHAPE_Diamond 4 | |
| 50 | |
| 51 class IFX_FontProvider { | |
| 52 public: | |
| 53 virtual ~IFX_FontProvider() {} | |
| 54 virtual FX_BOOL GetCharWidth(IFX_Font* pFont, | |
| 55 FX_WCHAR wUnicode, | |
| 56 int32_t& iWidth, | |
| 57 FX_BOOL bCharCode = FALSE) = 0; | |
| 58 }; | |
| 59 | |
| 60 class IFX_Font { | |
| 61 public: | |
| 62 static IFX_Font* LoadFont(const FX_WCHAR* pszFontFamily, | |
| 63 FX_DWORD dwFontStyles, | |
| 64 FX_WORD wCodePage, | |
| 65 IFX_FontMgr* pFontMgr); | |
| 66 static IFX_Font* LoadFont(const uint8_t* pBuffer, | |
| 67 int32_t iLength, | |
| 68 IFX_FontMgr* pFontMgr); | |
| 69 static IFX_Font* LoadFont(const FX_WCHAR* pszFileName, IFX_FontMgr* pFontMgr); | |
| 70 static IFX_Font* LoadFont(IFX_Stream* pFontStream, | |
| 71 IFX_FontMgr* pFontMgr, | |
| 72 FX_BOOL bSaveStream = FALSE); | |
| 73 static IFX_Font* LoadFont(CFX_Font* pExtFont, | |
| 74 IFX_FontMgr* pFontMgr, | |
| 75 FX_BOOL bTakeOver = FALSE); | |
| 76 virtual ~IFX_Font() {} | |
| 77 virtual void Release() = 0; | |
| 78 virtual IFX_Font* Retain() = 0; | |
| 79 virtual IFX_Font* Derive(FX_DWORD dwFontStyles, FX_WORD wCodePage = 0) = 0; | |
| 80 virtual void GetFamilyName(CFX_WideString& wsFamily) const = 0; | |
| 81 virtual void GetPsName(CFX_WideString& wsName) const = 0; | |
| 82 virtual FX_DWORD GetFontStyles() const = 0; | |
| 83 virtual uint8_t GetCharSet() const = 0; | |
| 84 virtual FX_BOOL GetCharWidth(FX_WCHAR wUnicode, | |
| 85 int32_t& iWidth, | |
| 86 FX_BOOL bCharCode = FALSE) = 0; | |
| 87 virtual int32_t GetGlyphIndex(FX_WCHAR wUnicode, | |
| 88 FX_BOOL bCharCode = FALSE) = 0; | |
| 89 virtual int32_t GetAscent() const = 0; | |
| 90 virtual int32_t GetDescent() const = 0; | |
| 91 virtual FX_BOOL GetCharBBox(FX_WCHAR wUnicode, | |
| 92 CFX_Rect& bbox, | |
| 93 FX_BOOL bCharCode = FALSE) = 0; | |
| 94 virtual FX_BOOL GetBBox(CFX_Rect& bbox) = 0; | |
| 95 virtual int32_t GetItalicAngle() const = 0; | |
| 96 virtual void Reset() = 0; | |
| 97 virtual IFX_Font* GetSubstFont(int32_t iGlyphIndex) const = 0; | |
| 98 virtual void* GetDevFont() const = 0; | |
| 99 virtual void SetFontProvider(IFX_FontProvider* pProvider) = 0; | |
| 100 #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_ | |
| 101 virtual void SetLogicalFontStyle(FX_DWORD dwLogFontStyle) = 0; | |
| 102 #endif | |
| 103 }; | |
| 104 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | |
| 105 struct FX_FONTMATCHPARAMS { | |
| 106 const FX_WCHAR* pwsFamily; | |
| 107 FX_DWORD dwFontStyles; | |
| 108 FX_DWORD dwUSB; | |
| 109 FX_DWORD dwMatchFlags; | |
| 110 FX_WCHAR wUnicode; | |
| 111 FX_WORD wCodePage; | |
| 112 }; | |
| 113 typedef FX_FONTMATCHPARAMS* FX_LPFONTMATCHPARAMS; | |
| 114 typedef FX_FONTMATCHPARAMS const* FX_LPCFONTMATCHPARAMS; | |
| 115 | |
| 116 struct FX_FONTSIGNATURE { | |
| 117 FX_DWORD fsUsb[4]; | |
| 118 FX_DWORD fsCsb[2]; | |
| 119 }; | |
| 120 inline bool operator==(const FX_FONTSIGNATURE& left, | |
| 121 const FX_FONTSIGNATURE& right) { | |
| 122 return left.fsUsb[0] == right.fsUsb[0] && left.fsUsb[1] == right.fsUsb[1] && | |
| 123 left.fsUsb[2] == right.fsUsb[2] && left.fsUsb[3] == right.fsUsb[3] && | |
| 124 left.fsCsb[0] == right.fsCsb[0] && left.fsCsb[1] == right.fsCsb[1]; | |
| 125 } | |
| 126 | |
| 127 struct FX_FONTDESCRIPTOR { | |
| 128 FX_WCHAR wsFontFace[32]; | |
| 129 FX_DWORD dwFontStyles; | |
| 130 uint8_t uCharSet; | |
| 131 FX_FONTSIGNATURE FontSignature; | |
| 132 }; | |
| 133 typedef FX_FONTDESCRIPTOR* FX_LPFONTDESCRIPTOR; | |
| 134 typedef FX_FONTDESCRIPTOR const* FX_LPCFONTDESCRIPTOR; | |
| 135 typedef CFX_MassArrayTemplate<FX_FONTDESCRIPTOR> CFX_FontDescriptors; | |
| 136 inline bool operator==(const FX_FONTDESCRIPTOR& left, | |
| 137 const FX_FONTDESCRIPTOR& right) { | |
| 138 return left.uCharSet == right.uCharSet && | |
| 139 left.dwFontStyles == right.dwFontStyles && | |
| 140 left.FontSignature == right.FontSignature && | |
| 141 FXSYS_wcscmp(left.wsFontFace, right.wsFontFace) == 0; | |
| 142 } | |
| 143 | |
| 144 #define FX_FONTMATCHPARA_MacthStyle 0x01 | |
| 145 #define FX_FONTMATCHPARA_MacthFamily 0x02 | |
| 146 #define FX_FONTMATCHPARA_MacthUnicode 0x04 | |
| 147 typedef void (*FX_LPEnumAllFonts)(CFX_FontDescriptors& fonts, | |
| 148 void* pUserData, | |
| 149 const FX_WCHAR* pwsFaceName, | |
| 150 FX_WCHAR wUnicode); | |
| 151 FX_LPEnumAllFonts FX_GetDefFontEnumerator(); | |
| 152 typedef FX_LPCFONTDESCRIPTOR (*FX_LPMatchFont)(FX_LPFONTMATCHPARAMS pParams, | |
| 153 const CFX_FontDescriptors& fonts, | |
| 154 void* pUserData); | |
| 155 FX_LPMatchFont FX_GetDefFontMatchor(); | |
| 156 class IFX_FontMgr { | |
| 157 public: | |
| 158 static IFX_FontMgr* Create(FX_LPEnumAllFonts pEnumerator, | |
| 159 FX_LPMatchFont pMatcher = NULL, | |
| 160 void* pUserData = NULL); | |
| 161 virtual ~IFX_FontMgr() {} | |
| 162 virtual void Release() = 0; | |
| 163 virtual IFX_Font* GetDefFontByCodePage( | |
| 164 FX_WORD wCodePage, | |
| 165 FX_DWORD dwFontStyles, | |
| 166 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 167 virtual IFX_Font* GetDefFontByCharset( | |
| 168 uint8_t nCharset, | |
| 169 FX_DWORD dwFontStyles, | |
| 170 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 171 virtual IFX_Font* GetDefFontByUnicode( | |
| 172 FX_WCHAR wUnicode, | |
| 173 FX_DWORD dwFontStyles, | |
| 174 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 175 virtual IFX_Font* GetDefFontByLanguage( | |
| 176 FX_WORD wLanguage, | |
| 177 FX_DWORD dwFontStyles, | |
| 178 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 179 virtual IFX_Font* LoadFont(const FX_WCHAR* pszFontFamily, | |
| 180 FX_DWORD dwFontStyles, | |
| 181 FX_WORD wCodePage = 0xFFFF) = 0; | |
| 182 virtual IFX_Font* LoadFont(const uint8_t* pBuffer, int32_t iLength) = 0; | |
| 183 virtual IFX_Font* LoadFont(const FX_WCHAR* pszFileName) = 0; | |
| 184 virtual IFX_Font* LoadFont(IFX_Stream* pFontStream, | |
| 185 const FX_WCHAR* pszFontAlias = NULL, | |
| 186 FX_DWORD dwFontStyles = 0, | |
| 187 FX_WORD wCodePage = 0, | |
| 188 FX_BOOL bSaveStream = FALSE) = 0; | |
| 189 virtual IFX_Font* LoadFont(IFX_Font* pSrcFont, | |
| 190 FX_DWORD dwFontStyles, | |
| 191 FX_WORD wCodePage = 0xFFFF) = 0; | |
| 192 virtual void ClearFontCache() = 0; | |
| 193 virtual void RemoveFont(IFX_Font* pFont) = 0; | |
| 194 }; | |
| 195 #else | |
| 196 class IFX_FontMgrDelegate { | |
| 197 public: | |
| 198 virtual ~IFX_FontMgrDelegate() {} | |
| 199 virtual IFX_Font* GetDefFontByCodePage( | |
| 200 IFX_FontMgr* pFontMgr, | |
| 201 FX_WORD wCodePage, | |
| 202 FX_DWORD dwFontStyles, | |
| 203 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 204 virtual IFX_Font* GetDefFontByCharset( | |
| 205 IFX_FontMgr* pFontMgr, | |
| 206 uint8_t nCharset, | |
| 207 FX_DWORD dwFontStyles, | |
| 208 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 209 virtual IFX_Font* GetDefFontByUnicode( | |
| 210 IFX_FontMgr* pFontMgr, | |
| 211 FX_WCHAR wUnicode, | |
| 212 FX_DWORD dwFontStyles, | |
| 213 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 214 virtual IFX_Font* GetDefFontByLanguage( | |
| 215 IFX_FontMgr* pFontMgr, | |
| 216 FX_WORD wLanguage, | |
| 217 FX_DWORD dwFontStyles, | |
| 218 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 219 }; | |
| 220 class IFX_FontSourceEnum { | |
| 221 public: | |
| 222 virtual ~IFX_FontSourceEnum() {} | |
| 223 virtual void Release() = 0; | |
| 224 virtual FX_POSITION GetStartPosition(void* pUserData = NULL) = 0; | |
| 225 virtual IFX_FileAccess* GetNext(FX_POSITION& pos, void* pUserData = NULL) = 0; | |
| 226 }; | |
| 227 IFX_FontSourceEnum* FX_CreateDefaultFontSourceEnum(); | |
| 228 class IFX_FontMgr { | |
| 229 public: | |
| 230 static IFX_FontMgr* Create(IFX_FontSourceEnum* pFontEnum, | |
| 231 IFX_FontMgrDelegate* pDelegate = NULL, | |
| 232 void* pUserData = NULL); | |
| 233 virtual ~IFX_FontMgr() {} | |
| 234 virtual void Release() = 0; | |
| 235 virtual IFX_Font* GetDefFontByCodePage( | |
| 236 FX_WORD wCodePage, | |
| 237 FX_DWORD dwFontStyles, | |
| 238 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 239 virtual IFX_Font* GetDefFontByCharset( | |
| 240 uint8_t nCharset, | |
| 241 FX_DWORD dwFontStyles, | |
| 242 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 243 virtual IFX_Font* GetDefFontByUnicode( | |
| 244 FX_WCHAR wUnicode, | |
| 245 FX_DWORD dwFontStyles, | |
| 246 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 247 virtual IFX_Font* GetDefFontByLanguage( | |
| 248 FX_WORD wLanguage, | |
| 249 FX_DWORD dwFontStyles, | |
| 250 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 251 virtual IFX_Font* GetFontByCodePage(FX_WORD wCodePage, | |
| 252 FX_DWORD dwFontStyles, | |
| 253 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 254 inline IFX_Font* LoadFont(const FX_WCHAR* pszFontFamily, | |
| 255 FX_DWORD dwFontStyles, | |
| 256 FX_WORD wCodePage) { | |
| 257 return GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily); | |
| 258 } | |
| 259 virtual IFX_Font* GetFontByCharset(uint8_t nCharset, | |
| 260 FX_DWORD dwFontStyles, | |
| 261 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 262 virtual IFX_Font* GetFontByUnicode(FX_WCHAR wUnicode, | |
| 263 FX_DWORD dwFontStyles, | |
| 264 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 265 virtual IFX_Font* GetFontByLanguage(FX_WORD wLanguage, | |
| 266 FX_DWORD dwFontStyles, | |
| 267 const FX_WCHAR* pszFontFamily = NULL) = 0; | |
| 268 virtual IFX_Font* LoadFont(const uint8_t* pBuffer, | |
| 269 int32_t iLength, | |
| 270 int32_t iFaceIndex, | |
| 271 int32_t* pFaceCount = NULL) = 0; | |
| 272 virtual IFX_Font* LoadFont(const FX_WCHAR* pszFileName, | |
| 273 int32_t iFaceIndex, | |
| 274 int32_t* pFaceCount = NULL) = 0; | |
| 275 virtual IFX_Font* LoadFont(IFX_Stream* pFontStream, | |
| 276 int32_t iFaceIndex, | |
| 277 int32_t* pFaceCount = NULL, | |
| 278 FX_BOOL bSaveStream = FALSE) = 0; | |
| 279 | |
| 280 virtual void ClearFontCache() = 0; | |
| 281 virtual void RemoveFont(IFX_Font* pFont) = 0; | |
| 282 }; | |
| 283 #endif | |
| 284 | |
| 285 #endif // XFA_SRC_FGAS_FONT_FGAS_FONT_H_ | |
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Chromium Code Reviews
Issue 1803723002:
Move xfa/src up to xfa/. (Closed)
Base URL: https://pdfium.googlesource.com/pdfium.git@master