1 /* 2 * Copyright 2011 Google Inc. All Rights Reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef SFNTLY_CPP_SRC_SFNTLY_TABLE_CORE_OS2_TABLE_H_ 18 #define SFNTLY_CPP_SRC_SFNTLY_TABLE_CORE_OS2_TABLE_H_ 19 20 #include "sfntly/port/refcount.h" 21 #include "sfntly/table/table.h" 22 #include "sfntly/table/table_based_table_builder.h" 23 24 namespace sfntly { 25 26 struct WeightClass { 27 enum { 28 kThin = 100, 29 kExtraLight = 200, 30 kUltraLight = 200, 31 kLight = 300, 32 kNormal = 400, 33 kRegular = 400, 34 kMedium = 500, 35 kSemiBold = 600, 36 kDemiBold = 600, 37 kBold = 700, 38 kExtraBold = 800, 39 kUltraBold = 800, 40 kBlack = 900, 41 kHeavy = 900 42 }; 43 }; 44 45 struct WidthClass { 46 enum { 47 kUltraCondensed = 1, 48 kExtraCondensed = 2, 49 kCondensed = 3, 50 kSemiCondensed = 4, 51 kMedium = 5, 52 kNormal = 5, 53 kSemiExpanded = 6, 54 kExpanded = 7, 55 kExtraExpanded = 8, 56 kUltraExpanded = 9 57 }; 58 }; 59 60 // Flags to indicate the embedding licensing rights for a font. 61 struct EmbeddingFlags { 62 enum { 63 kReserved0 = 1 << 0, 64 kRestrictedLicenseEmbedding = 1 << 1, 65 kPreviewAndPrintEmbedding = 1 << 2, 66 kEditableEmbedding = 1 << 3, 67 kReserved4 = 1 << 4, 68 kReserved5 = 1 << 5, 69 kReserved6 = 1 << 6, 70 kReserved7 = 1 << 7, 71 kNoSubsetting = 1 << 8, 72 kBitmapEmbeddingOnly = 1 << 9, 73 kReserved10 = 1 << 10, 74 kReserved11 = 1 << 11, 75 kReserved12 = 1 << 12, 76 kReserved13 = 1 << 13, 77 kReserved14 = 1 << 14, 78 kReserved15 = 1 << 15 79 }; 80 }; 81 82 struct UnicodeRange { 83 enum { 84 // Do NOT reorder. This enum relies on the ordering of the data matching the 85 // ordinal numbers of the properties. 86 kBasicLatin, 87 kLatin1Supplement, 88 kLatinExtendedA, 89 kLatinExtendedB, 90 kIPAExtensions, 91 kSpacingModifierLetters, 92 kCombiningDiacriticalMarks, 93 kGreekAndCoptic, 94 kCoptic, 95 kCyrillic, 96 kArmenian, 97 kHebrew, 98 kVai, 99 kArabic, 100 kNKo, 101 kDevanagari, 102 kBengali, 103 kGurmukhi, 104 kGujarati, 105 kOriya, 106 kTamil, 107 kTelugu, 108 kKannada, 109 kMalayalam, 110 kThai, 111 kLao, 112 kGeorgian, 113 kBalinese, 114 kHangulJamo, 115 kLatinExtendedAdditional, 116 kGreekExtended, 117 kGeneralPunctuation, 118 kSuperscriptsAndSubscripts, 119 kCurrencySymbols, 120 kNumberForms, 121 kArrows, 122 kMathematicalOperators, 123 kMiscTechnical, 124 kControlPictures, 125 kOCR, 126 kEnclosedAlphanumerics, 127 kBoxDrawing, 128 kBlockElements, 129 kGeometricShapes, 130 kMiscSymbols, 131 kDingbats, 132 kCJKSymbolsAndPunctuation, 133 kHiragana, 134 kKatakana, 135 kBopomofo, 136 kHangulCompatibilityJamo, 137 kPhagspa, 138 kEnclosedCJKLettersAndMonths, 139 kCJKCompatibility, 140 kHangulSyllables, 141 kNonPlane0, 142 kPhoenician, 143 kCJKUnifiedIdeographs, 144 kPrivateUseAreaPlane0, 145 kCJKStrokes, 146 kAlphabeticPresentationForms, 147 kArabicPresentationFormsA, 148 kCombiningHalfMarks, 149 kVerticalForms, 150 kSmallFormVariants, 151 kArabicPresentationFormsB, 152 kHalfwidthAndFullwidthForms, 153 kSpecials, 154 kTibetan, 155 kSyriac, 156 kThaana, 157 kSinhala, 158 kMyanmar, 159 kEthiopic, 160 kCherokee, 161 kUnifiedCanadianAboriginalSyllabics, 162 kOgham, 163 kRunic, 164 kKhmer, 165 kMongolian, 166 kBraillePatterns, 167 kYiSyllables, 168 kTagalog, 169 kOldItalic, 170 kGothic, 171 kDeseret, 172 kMusicalSymbols, 173 kMathematicalAlphanumericSymbols, 174 kPrivateUsePlane15And16, 175 kVariationSelectors, 176 kTags, 177 kLimbu, 178 kTaiLe, 179 kNewTaiLue, 180 kBuginese, 181 kGlagolitic, 182 kTifnagh, 183 kYijingHexagramSymbols, 184 kSylotiNagari, 185 kLinearB, 186 kAncientGreekNumbers, 187 kUgaritic, 188 kOldPersian, 189 kShavian, 190 kOsmanya, 191 kCypriotSyllabary, 192 kKharoshthi, 193 kTaiXuanJingSymbols, 194 kCuneiform, 195 kCountingRodNumerals, 196 kSudanese, 197 kLepcha, 198 kOlChiki, 199 kSaurashtra, 200 kKayahLi, 201 kRejang, 202 kCharm, 203 kAncientSymbols, 204 kPhaistosDisc, 205 kCarian, 206 kDominoTiles, 207 kReserved123, 208 kReserved124, 209 kReserved125, 210 kReserved126, 211 kReserved127, 212 kLast = kReserved127 213 }; 214 215 int32_t range(int32_t bit); 216 // UNIMPLEMENTED: EnumSet<UnicodeRange> asSet(long range1, long range2, 217 // long range3, long range4) 218 // long[] asArray(EnumSet<UnicodeRange> rangeSet) 219 }; 220 221 struct FsSelection { 222 enum { 223 kITALIC = 1 << 0, 224 kUNDERSCORE = 1 << 1, 225 kNEGATIVE = 1 << 2, 226 kOUTLINED = 1 << 3, 227 kSTRIKEOUT = 1 << 4, 228 kBOLD = 1 << 5, 229 kREGULAR = 1 << 6, 230 kUSE_TYPO_METRICS = 1 << 7, 231 kWWS = 1 << 8, 232 kOBLIQUE = 1 << 9 233 }; 234 // UNIMPLEMENTED: EnumSet<FsSelection> asSet(long range1, long range2, 235 // long range3, long range4) 236 // long[] asArray(EnumSet<FsSelection> rangeSet) 237 }; 238 239 // C++ port only: C++ does not support 64-bit enums until C++0x. For better 240 // portability, we need to use static const int64_t instead. 241 struct CodePageRange { 242 static const int64_t kLatin1_1252; 243 static const int64_t kLatin2_1250; 244 static const int64_t kCyrillic_1251; 245 static const int64_t kGreek_1253; 246 static const int64_t kTurkish_1254; 247 static const int64_t kHebrew_1255; 248 static const int64_t kArabic_1256; 249 static const int64_t kWindowsBaltic_1257; 250 static const int64_t kVietnamese_1258; 251 static const int64_t kAlternateANSI9; 252 static const int64_t kAlternateANSI10; 253 static const int64_t kAlternateANSI11; 254 static const int64_t kAlternateANSI12; 255 static const int64_t kAlternateANSI13; 256 static const int64_t kAlternateANSI14; 257 static const int64_t kAlternateANSI15; 258 static const int64_t kThai_874; 259 static const int64_t kJapanJIS_932; 260 static const int64_t kChineseSimplified_936; 261 static const int64_t kKoreanWansung_949; 262 static const int64_t kChineseTraditional_950; 263 static const int64_t kKoreanJohab_1361; 264 static const int64_t kAlternateANSI22; 265 static const int64_t kAlternateANSI23; 266 static const int64_t kAlternateANSI24; 267 static const int64_t kAlternateANSI25; 268 static const int64_t kAlternateANSI26; 269 static const int64_t kAlternateANSI27; 270 static const int64_t kAlternateANSI28; 271 static const int64_t kMacintoshCharacterSet; 272 static const int64_t kOEMCharacterSet; 273 static const int64_t kSymbolCharacterSet; 274 static const int64_t kReservedForOEM32; 275 static const int64_t kReservedForOEM33; 276 static const int64_t kReservedForOEM34; 277 static const int64_t kReservedForOEM35; 278 static const int64_t kReservedForOEM36; 279 static const int64_t kReservedForOEM37; 280 static const int64_t kReservedForOEM38; 281 static const int64_t kReservedForOEM39; 282 static const int64_t kReservedForOEM40; 283 static const int64_t kReservedForOEM41; 284 static const int64_t kReservedForOEM42; 285 static const int64_t kReservedForOEM43; 286 static const int64_t kReservedForOEM44; 287 static const int64_t kReservedForOEM45; 288 static const int64_t kReservedForOEM46; 289 static const int64_t kReservedForOEM47; 290 static const int64_t kIBMGreek_869; 291 static const int64_t kMSDOSRussion_866; 292 static const int64_t kMSDOSNordic_865; 293 static const int64_t kArabic_864; 294 static const int64_t kMSDOSCanadianFrench_863; 295 static const int64_t kHebrew_862; 296 static const int64_t kMSDOSIcelandic_861; 297 static const int64_t kMSDOSPortugese_860; 298 static const int64_t kIBMTurkish_857; 299 static const int64_t kIBMCyrillic_855; 300 static const int64_t kLatin2_852; 301 static const int64_t kMSDOSBaltic_775; 302 static const int64_t kGreek_737; 303 static const int64_t kArabic_708; 304 static const int64_t kLatin1_850; 305 static const int64_t kUS_437; 306 307 // UNIMPLEMENTED: EnumSet<CodePageRange> asSet(long range1, long range2, 308 // long range3, long range4) 309 // long[] asArray(EnumSet<CodePageRange> rangeSet) 310 }; 311 312 // An OS/2 table - 'OS/2'. 313 class OS2Table : public Table, public RefCounted<OS2Table> { 314 public: 315 // A builder for the OS/2 table = 'OS/2'. 316 class Builder : public TableBasedTableBuilder, public RefCounted<Builder> { 317 public: 318 Builder(Header* header, WritableFontData* data); 319 Builder(Header* header, ReadableFontData* data); 320 virtual ~Builder(); 321 virtual CALLER_ATTACH FontDataTable* SubBuildTable(ReadableFontData* data); 322 323 static CALLER_ATTACH Builder* CreateBuilder(Header* header, 324 WritableFontData* data); 325 326 int32_t TableVersion(); 327 void SetTableVersion(int32_t version); 328 int32_t XAvgCharWidth(); 329 void SetXAvgCharWidth(int32_t width); 330 int32_t UsWeightClass(); 331 void SetUsWeightClass(int32_t weight); 332 int32_t UsWidthClass(); 333 void SetUsWidthClass(int32_t width); 334 // UNIMPLEMENTED: EnumSet<EmbeddingFlags> fsType() 335 // void setFsType(EnumSeT<EmbeddingFlags> flagSet) 336 int32_t FsType(); 337 void SetFsType(int32_t fs_type); 338 int32_t YSubscriptXSize(); 339 void SetYSubscriptXSize(int32_t size); 340 int32_t YSubscriptYSize(); 341 void SetYSubscriptYSize(int32_t size); 342 int32_t YSubscriptXOffset(); 343 void SetYSubscriptXOffset(int32_t offset); 344 int32_t YSubscriptYOffset(); 345 void SetYSubscriptYOffset(int32_t offset); 346 int32_t YSuperscriptXSize(); 347 void SetYSuperscriptXSize(int32_t size); 348 int32_t YSuperscriptYSize(); 349 void SetYSuperscriptYSize(int32_t size); 350 int32_t YSuperscriptXOffset(); 351 void SetYSuperscriptXOffset(int32_t offset); 352 int32_t YSuperscriptYOffset(); 353 void SetYSuperscriptYOffset(int32_t offset); 354 int32_t YStrikeoutSize(); 355 void SetYStrikeoutSize(int32_t size); 356 int32_t YStrikeoutPosition(); 357 void SetYStrikeoutPosition(int32_t position); 358 int32_t SFamilyClass(); 359 void SetSFamilyClass(int32_t family); 360 void Panose(ByteVector* value); 361 void SetPanose(ByteVector* panose); 362 int64_t UlUnicodeRange1(); 363 void SetUlUnicodeRange1(int64_t range); 364 int64_t UlUnicodeRange2(); 365 void SetUlUnicodeRange2(int64_t range); 366 int64_t UlUnicodeRange3(); 367 void SetUlUnicodeRange3(int64_t range); 368 int64_t UlUnicodeRange4(); 369 void SetUlUnicodeRange4(int64_t range); 370 // UNIMPLEMENTED: EnumSet<UnicodeRange> UlUnicodeRange() 371 // setUlUnicodeRange(EnumSet<UnicodeRange> rangeSet) 372 void AchVendId(ByteVector* b); 373 // This field is 4 bytes in length and only the first 4 bytes of the byte 374 // array will be written. If the byte array is less than 4 bytes it will be 375 // padded out with space characters (0x20). 376 // @param b ach Vendor Id 377 void SetAchVendId(ByteVector* b); 378 // UNIMPLEMENTED: public EnumSet<FsSelection> fsSelection() 379 int32_t FsSelection(); 380 void SetFsSelection(int32_t fs_selection); 381 int32_t UsFirstCharIndex(); 382 void SetUsFirstCharIndex(int32_t first_index); 383 int32_t UsLastCharIndex(); 384 void SetUsLastCharIndex(int32_t last_index); 385 int32_t STypoAscender(); 386 void SetSTypoAscender(int32_t ascender); 387 int32_t STypoDescender(); 388 void SetSTypoDescender(int32_t descender); 389 int32_t STypoLineGap(); 390 void SetSTypoLineGap(int32_t line_gap); 391 int32_t UsWinAscent(); 392 void SetUsWinAscent(int32_t ascent); 393 int32_t UsWinDescent(); 394 void SetUsWinDescent(int32_t descent); 395 int64_t UlCodePageRange1(); 396 void SetUlCodePageRange1(int64_t range); 397 int64_t UlCodePageRange2(); 398 void SetUlCodePageRange2(int64_t range); 399 // UNIMPLEMENTED: EnumSet<CodePageRange> ulCodePageRange() 400 // void setUlCodePageRange(EnumSet<CodePageRange> rangeSet) 401 int32_t SxHeight(); 402 void SetSxHeight(int32_t height); 403 int32_t SCapHeight(); 404 void SetSCapHeight(int32_t height); 405 int32_t UsDefaultChar(); 406 void SetUsDefaultChar(int32_t default_char); 407 int32_t UsBreakChar(); 408 void SetUsBreakChar(int32_t break_char); 409 int32_t UsMaxContext(); 410 void SetUsMaxContext(int32_t max_context); 411 }; 412 413 ~OS2Table(); 414 415 int32_t TableVersion(); 416 int32_t XAvgCharWidth(); 417 int32_t UsWeightClass(); 418 int32_t UsWidthClass(); 419 // UNIMPLEMENTED: public EnumSet<EmbeddingFlags> fsType() 420 int32_t FsType(); 421 int32_t YSubscriptXSize(); 422 int32_t YSubscriptYSize(); 423 int32_t YSubscriptXOffset(); 424 int32_t YSubscriptYOffset(); 425 int32_t YSuperscriptXSize(); 426 int32_t YSuperscriptYSize(); 427 int32_t YSuperscriptXOffset(); 428 int32_t YSuperscriptYOffset(); 429 int32_t YStrikeoutSize(); 430 int32_t YStrikeoutPosition(); 431 int32_t SFamilyClass(); 432 void Panose(ByteVector* value); 433 int64_t UlUnicodeRange1(); 434 int64_t UlUnicodeRange2(); 435 int64_t UlUnicodeRange3(); 436 int64_t UlUnicodeRange4(); 437 // UNIMPLEMENTED: public EnumSet<UnicodeRange> UlUnicodeRange() 438 void AchVendId(ByteVector* b); 439 // UNIMPLEMENTED: public EnumSet<FsSelection> fsSelection() 440 int32_t FsSelection(); 441 int32_t UsFirstCharIndex(); 442 int32_t UsLastCharIndex(); 443 int32_t STypoAscender(); 444 int32_t STypoDescender(); 445 int32_t STypoLineGap(); 446 int32_t UsWinAscent(); 447 int32_t UsWinDescent(); 448 int64_t UlCodePageRange1(); 449 int64_t UlCodePageRange2(); 450 // UNIMPLEMENTED: public EnumSet<CodePageRange> ulCodePageRange() 451 int32_t SxHeight(); 452 int32_t SCapHeight(); 453 int32_t UsDefaultChar(); 454 int32_t UsBreakChar(); 455 int32_t UsMaxContext(); 456 457 private: 458 struct Offset { 459 enum { 460 kVersion = 0, 461 kXAvgCharWidth = 2, 462 kUsWeightClass = 4, 463 kUsWidthClass = 6, 464 kFsType = 8, 465 kYSubscriptXSize = 10, 466 kYSubscriptYSize = 12, 467 kYSubscriptXOffset = 14, 468 kYSubscriptYOffset = 16, 469 kYSuperscriptXSize = 18, 470 kYSuperscriptYSize = 20, 471 kYSuperscriptXOffset = 22, 472 kYSuperscriptYOffset = 24, 473 kYStrikeoutSize = 26, 474 kYStrikeoutPosition = 28, 475 kSFamilyClass = 30, 476 kPanose = 32, 477 kPanoseLength = 10, // Length of panose bytes. 478 kUlUnicodeRange1 = 42, 479 kUlUnicodeRange2 = 46, 480 kUlUnicodeRange3 = 50, 481 kUlUnicodeRange4 = 54, 482 kAchVendId = 58, 483 kAchVendIdLength = 4, // Length of ach vend id bytes. 484 kFsSelection = 62, 485 kUsFirstCharIndex = 64, 486 kUsLastCharIndex = 66, 487 kSTypoAscender = 68, 488 kSTypoDescender = 70, 489 kSTypoLineGap = 72, 490 kUsWinAscent = 74, 491 kUsWinDescent = 76, 492 kUlCodePageRange1 = 78, 493 kUlCodePageRange2 = 82, 494 kSxHeight = 86, 495 kSCapHeight = 88, 496 kUsDefaultChar = 90, 497 kUsBreakChar = 92, 498 kUsMaxContext = 94 499 }; 500 }; 501 502 OS2Table(Header* header, ReadableFontData* data); 503 }; 504 typedef Ptr<OS2Table> OS2TablePtr; 505 506 } // namespace sfntly 507 508 #endif // SFNTLY_CPP_SRC_SFNTLY_TABLE_CORE_OS2_TABLE_H_ 509