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Diffstat (limited to 'sfntly/table/core/name_table.h')
| -rw-r--r-- | sfntly/table/core/name_table.h | 743 |
1 files changed, 743 insertions, 0 deletions
diff --git a/sfntly/table/core/name_table.h b/sfntly/table/core/name_table.h new file mode 100644 index 0000000..4eaafbb --- /dev/null +++ b/sfntly/table/core/name_table.h @@ -0,0 +1,743 @@ +/* + * Copyright 2011 Google Inc. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef SFNTLY_CPP_SRC_SFNTLY_TABLE_CORE_NAME_TABLE_H_ +#define SFNTLY_CPP_SRC_SFNTLY_TABLE_CORE_NAME_TABLE_H_ + +// Must include this before ICU to avoid stdint redefinition issue. +#include "sfntly/port/type.h" + +#include <unicode/ucnv.h> +#include <unicode/ustring.h> + +#include <map> +#include <utility> + +#include "sfntly/port/java_iterator.h" +#include "sfntly/table/subtable_container_table.h" + +namespace sfntly { + +// The following code implements the name table defined in TTF/OTF spec, which +// can be found at http://www.microsoft.com/typography/otspec/name.htm. + +// Name IDs defined in TTF/OTF spec. +struct NameId { + enum { + kUnknown = -1, + kCopyrightNotice = 0, + kFontFamilyName = 1, + kFontSubfamilyName = 2, + kUniqueFontIdentifier = 3, + kFullFontName = 4, + kVersionString = 5, + kPostscriptName = 6, + kTrademark = 7, + kManufacturerName = 8, + kDesigner = 9, + kDescription = 10, + kVendorURL = 11, + kDesignerURL = 12, + kLicenseDescription = 13, + kLicenseInfoURL = 14, + kReserved15 = 15, + kPreferredFamily = 16, + kPreferredSubfamily = 17, + kCompatibleFullName = 18, + kSampleText = 19, + kPostscriptCID = 20, + kWWSFamilyName = 21, + kWWSSubfamilyName = 22 + }; +}; + +// Unicode language IDs used in Name Records. +struct UnicodeLanguageId { + enum { + kUnknown = -1, + kAll = 0 + }; +}; + +// Macintosh Language IDs (platform ID = 1) +struct MacintoshLanguageId { + enum { + kUnknown = -1, + kEnglish = 0, + kFrench = 1, + kGerman = 2, + kItalian = 3, + kDutch = 4, + kSwedish = 5, + kSpanish = 6, + kDanish = 7, + kPortuguese = 8, + kNorwegian = 9, + kHebrew = 10, + kJapanese = 11, + kArabic = 12, + kFinnish = 13, + kGreek = 14, + kIcelandic = 15, + kMaltese = 16, + kTurkish = 17, + kCroatian = 18, + kChinese_Traditional = 19, + kUrdu = 20, + kHindi = 21, + kThai = 22, + kKorean = 23, + kLithuanian = 24, + kPolish = 25, + kHungarian = 26, + kEstonian = 27, + kLatvian = 28, + kSami = 29, + kFaroese = 30, + kFarsiPersian = 31, + kRussian = 32, + kChinese_Simplified = 33, + kFlemish = 34, + kIrishGaelic = 35, + kAlbanian = 36, + kRomanian = 37, + kCzech = 38, + kSlovak = 39, + kSlovenian = 40, + kYiddish = 41, + kSerbian = 42, + kMacedonian = 43, + kBulgarian = 44, + kUkrainian = 45, + kByelorussian = 46, + kUzbek = 47, + kKazakh = 48, + kAzerbaijani_Cyrillic = 49, + kAzerbaijani_Arabic = 50, + kArmenian = 51, + kGeorgian = 52, + kMoldavian = 53, + kKirghiz = 54, + kTajiki = 55, + kTurkmen = 56, + kMongolian_Mongolian = 57, + kMongolian_Cyrillic = 58, + kPashto = 59, + kKurdish = 60, + kKashmiri = 61, + kSindhi = 62, + kTibetan = 63, + kNepali = 64, + kSanskrit = 65, + kMarathi = 66, + kBengali = 67, + kAssamese = 68, + kGujarati = 69, + kPunjabi = 70, + kOriya = 71, + kMalayalam = 72, + kKannada = 73, + kTamil = 74, + kTelugu = 75, + kSinhalese = 76, + kBurmese = 77, + kKhmer = 78, + kLao = 79, + kVietnamese = 80, + kIndonesian = 81, + kTagalong = 82, + kMalay_Roman = 83, + kMalay_Arabic = 84, + kAmharic = 85, + kTigrinya = 86, + kGalla = 87, + kSomali = 88, + kSwahili = 89, + kKinyarwandaRuanda = 90, + kRundi = 91, + kNyanjaChewa = 92, + kMalagasy = 93, + kEsperanto = 94, + kWelsh = 128, + kBasque = 129, + kCatalan = 130, + kLatin = 131, + kQuenchua = 132, + kGuarani = 133, + kAymara = 134, + kTatar = 135, + kUighur = 136, + kDzongkha = 137, + kJavanese_Roman = 138, + kSundanese_Roman = 139, + kGalician = 140, + kAfrikaans = 141, + kBreton = 142, + kInuktitut = 143, + kScottishGaelic = 144, + kManxGaelic = 145, + kIrishGaelic_WithDotAbove = 146, + kTongan = 147, + kGreek_Polytonic = 148, + kGreenlandic = 149, + kAzerbaijani_Roman = 150 + }; +}; + +// Windows Language IDs (platformID = 3) +struct WindowsLanguageId { + enum { + kUnknown = -1, + kAfrikaans_SouthAfrica = 0x0436, + kAlbanian_Albania = 0x041C, + kAlsatian_France = 0x0484, + kAmharic_Ethiopia = 0x045E, + kArabic_Algeria = 0x1401, + kArabic_Bahrain = 0x3C01, + kArabic_Egypt = 0x0C01, + kArabic_Iraq = 0x0801, + kArabic_Jordan = 0x2C01, + kArabic_Kuwait = 0x3401, + kArabic_Lebanon = 0x3001, + kArabic_Libya = 0x1001, + kArabic_Morocco = 0x1801, + kArabic_Oman = 0x2001, + kArabic_Qatar = 0x4001, + kArabic_SaudiArabia = 0x0401, + kArabic_Syria = 0x2801, + kArabic_Tunisia = 0x1C01, + kArabic_UAE = 0x3801, + kArabic_Yemen = 0x2401, + kArmenian_Armenia = 0x042B, + kAssamese_India = 0x044D, + kAzeri_Cyrillic_Azerbaijan = 0x082C, + kAzeri_Latin_Azerbaijan = 0x042C, + kBashkir_Russia = 0x046D, + kBasque_Basque = 0x042D, + kBelarusian_Belarus = 0x0423, + kBengali_Bangladesh = 0x0845, + kBengali_India = 0x0445, + kBosnian_Cyrillic_BosniaAndHerzegovina = 0x201A, + kBosnian_Latin_BosniaAndHerzegovina = 0x141A, + kBreton_France = 0x047E, + kBulgarian_Bulgaria = 0x0402, + kCatalan_Catalan = 0x0403, + kChinese_HongKongSAR = 0x0C04, + kChinese_MacaoSAR = 0x1404, + kChinese_PeoplesRepublicOfChina = 0x0804, + kChinese_Singapore = 0x1004, + kChinese_Taiwan = 0x0404, + kCorsican_France = 0x0483, + kCroatian_Croatia = 0x041A, + kCroatian_Latin_BosniaAndHerzegovina = 0x101A, + kCzech_CzechRepublic = 0x0405, + kDanish_Denmark = 0x0406, + kDari_Afghanistan = 0x048C, + kDivehi_Maldives = 0x0465, + kDutch_Belgium = 0x0813, + kDutch_Netherlands = 0x0413, + kEnglish_Australia = 0x0C09, + kEnglish_Belize = 0x2809, + kEnglish_Canada = 0x1009, + kEnglish_Caribbean = 0x2409, + kEnglish_India = 0x4009, + kEnglish_Ireland = 0x1809, + kEnglish_Jamaica = 0x2009, + kEnglish_Malaysia = 0x4409, + kEnglish_NewZealand = 0x1409, + kEnglish_RepublicOfThePhilippines = 0x3409, + kEnglish_Singapore = 0x4809, + kEnglish_SouthAfrica = 0x1C09, + kEnglish_TrinidadAndTobago = 0x2C09, + kEnglish_UnitedKingdom = 0x0809, + kEnglish_UnitedStates = 0x0409, + kEnglish_Zimbabwe = 0x3009, + kEstonian_Estonia = 0x0425, + kFaroese_FaroeIslands = 0x0438, + kFilipino_Philippines = 0x0464, + kFinnish_Finland = 0x040B, + kFrench_Belgium = 0x080C, + kFrench_Canada = 0x0C0C, + kFrench_France = 0x040C, + kFrench_Luxembourg = 0x140c, + kFrench_PrincipalityOfMonoco = 0x180C, + kFrench_Switzerland = 0x100C, + kFrisian_Netherlands = 0x0462, + kGalician_Galician = 0x0456, + kGeorgian_Georgia = 0x0437, + kGerman_Austria = 0x0C07, + kGerman_Germany = 0x0407, + kGerman_Liechtenstein = 0x1407, + kGerman_Luxembourg = 0x1007, + kGerman_Switzerland = 0x0807, + kGreek_Greece = 0x0408, + kGreenlandic_Greenland = 0x046F, + kGujarati_India = 0x0447, + kHausa_Latin_Nigeria = 0x0468, + kHebrew_Israel = 0x040D, + kHindi_India = 0x0439, + kHungarian_Hungary = 0x040E, + kIcelandic_Iceland = 0x040F, + kIgbo_Nigeria = 0x0470, + kIndonesian_Indonesia = 0x0421, + kInuktitut_Canada = 0x045D, + kInuktitut_Latin_Canada = 0x085D, + kIrish_Ireland = 0x083C, + kisiXhosa_SouthAfrica = 0x0434, + kisiZulu_SouthAfrica = 0x0435, + kItalian_Italy = 0x0410, + kItalian_Switzerland = 0x0810, + kJapanese_Japan = 0x0411, + kKannada_India = 0x044B, + kKazakh_Kazakhstan = 0x043F, + kKhmer_Cambodia = 0x0453, + kKiche_Guatemala = 0x0486, + kKinyarwanda_Rwanda = 0x0487, + kKiswahili_Kenya = 0x0441, + kKonkani_India = 0x0457, + kKorean_Korea = 0x0412, + kKyrgyz_Kyrgyzstan = 0x0440, + kLao_LaoPDR = 0x0454, + kLatvian_Latvia = 0x0426, + kLithuanian_Lithuania = 0x0427, + kLowerSorbian_Germany = 0x082E, + kLuxembourgish_Luxembourg = 0x046E, + kMacedonian_FYROM_FormerYugoslavRepublicOfMacedonia = 0x042F, + kMalay_BruneiDarussalam = 0x083E, + kMalay_Malaysia = 0x043E, + kMalayalam_India = 0x044C, + kMaltese_Malta = 0x043A, + kMaori_NewZealand = 0x0481, + kMapudungun_Chile = 0x047A, + kMarathi_India = 0x044E, + kMohawk_Mohawk = 0x047C, + kMongolian_Cyrillic_Mongolia = 0x0450, + kMongolian_Traditional_PeoplesRepublicOfChina = 0x0850, + kNepali_Nepal = 0x0461, + kNorwegian_Bokmal_Norway = 0x0414, + kNorwegian_Nynorsk_Norway = 0x0814, + kOccitan_France = 0x0482, + kOriya_India = 0x0448, + kPashto_Afghanistan = 0x0463, + kPolish_Poland = 0x0415, + kPortuguese_Brazil = 0x0416, + kPortuguese_Portugal = 0x0816, + kPunjabi_India = 0x0446, + kQuechua_Bolivia = 0x046B, + kQuechua_Ecuador = 0x086B, + kQuechua_Peru = 0x0C6B, + kRomanian_Romania = 0x0418, + kRomansh_Switzerland = 0x0417, + kRussian_Russia = 0x0419, + kSami_Inari_Finland = 0x243B, + kSami_Lule_Norway = 0x103B, + kSami_Lule_Sweden = 0x143B, + kSami_Northern_Finland = 0x0C3B, + kSami_Northern_Norway = 0x043B, + kSami_Northern_Sweden = 0x083B, + kSami_Skolt_Finland = 0x203B, + kSami_Southern_Norway = 0x183B, + kSami_Southern_Sweden = 0x1C3B, + kSanskrit_India = 0x044F, + kSerbian_Cyrillic_BosniaAndHerzegovina = 0x1C1A, + kSerbian_Cyrillic_Serbia = 0x0C1A, + kSerbian_Latin_BosniaAndHerzegovina = 0x181A, + kSerbian_Latin_Serbia = 0x081A, + kSesothoSaLeboa_SouthAfrica = 0x046C, + kSetswana_SouthAfrica = 0x0432, + kSinhala_SriLanka = 0x045B, + kSlovak_Slovakia = 0x041B, + kSlovenian_Slovenia = 0x0424, + kSpanish_Argentina = 0x2C0A, + kSpanish_Bolivia = 0x400A, + kSpanish_Chile = 0x340A, + kSpanish_Colombia = 0x240A, + kSpanish_CostaRica = 0x140A, + kSpanish_DominicanRepublic = 0x1C0A, + kSpanish_Ecuador = 0x300A, + kSpanish_ElSalvador = 0x440A, + kSpanish_Guatemala = 0x100A, + kSpanish_Honduras = 0x480A, + kSpanish_Mexico = 0x080A, + kSpanish_Nicaragua = 0x4C0A, + kSpanish_Panama = 0x180A, + kSpanish_Paraguay = 0x3C0A, + kSpanish_Peru = 0x280A, + kSpanish_PuertoRico = 0x500A, + kSpanish_ModernSort_Spain = 0x0C0A, + kSpanish_TraditionalSort_Spain = 0x040A, + kSpanish_UnitedStates = 0x540A, + kSpanish_Uruguay = 0x380A, + kSpanish_Venezuela = 0x200A, + kSweden_Finland = 0x081D, + kSwedish_Sweden = 0x041D, + kSyriac_Syria = 0x045A, + kTajik_Cyrillic_Tajikistan = 0x0428, + kTamazight_Latin_Algeria = 0x085F, + kTamil_India = 0x0449, + kTatar_Russia = 0x0444, + kTelugu_India = 0x044A, + kThai_Thailand = 0x041E, + kTibetan_PRC = 0x0451, + kTurkish_Turkey = 0x041F, + kTurkmen_Turkmenistan = 0x0442, + kUighur_PRC = 0x0480, + kUkrainian_Ukraine = 0x0422, + kUpperSorbian_Germany = 0x042E, + kUrdu_IslamicRepublicOfPakistan = 0x0420, + kUzbek_Cyrillic_Uzbekistan = 0x0843, + kUzbek_Latin_Uzbekistan = 0x0443, + kVietnamese_Vietnam = 0x042A, + kWelsh_UnitedKingdom = 0x0452, + kWolof_Senegal = 0x0448, + kYakut_Russia = 0x0485, + kYi_PRC = 0x0478, + kYoruba_Nigeria = 0x046A + }; +}; + +class NameTable : public SubTableContainerTable, public RefCounted<NameTable> { + public: + // Unique identifier for a given name record. + class NameEntryId { + public: + NameEntryId(); // C++ port only, must provide default constructor. + NameEntryId(int32_t platform_id, int32_t encoding_id, int32_t language_id, + int32_t name_id); + NameEntryId(const NameEntryId&); + // Make gcc -Wnon-virtual-dtor happy. + virtual ~NameEntryId() {} + + int32_t platform_id() const { return platform_id_; } + int32_t encoding_id() const { return encoding_id_; } + int32_t language_id() const { return language_id_; } + int32_t name_id() const { return name_id_; } + + const NameEntryId& operator=(const NameEntryId& rhs) const; + bool operator==(const NameEntryId& rhs) const; + bool operator<(const NameEntryId& rhs) const; + + // UNIMPLEMENTED: int hashCode() + // String toString() + + private: + mutable int32_t platform_id_; + mutable int32_t encoding_id_; + mutable int32_t language_id_; + mutable int32_t name_id_; + }; + + class NameEntryBuilder; + + // Class to represent a name entry in the name table. + class NameEntry : public RefCounted<NameEntry> { + public: + NameEntry(); + NameEntry(const NameEntryId& name_entry_id, const ByteVector& name_bytes); + NameEntry(int32_t platform_id, + int32_t encoding_id, + int32_t language_id, + int32_t name_id, + const ByteVector& name_bytes); + virtual ~NameEntry(); + + NameEntryId& name_entry_id() { return name_entry_id_; } + int32_t platform_id() const { return name_entry_id_.platform_id(); } + int32_t encoding_id() const { return name_entry_id_.encoding_id(); } + int32_t language_id() const { return name_entry_id_.language_id(); } + int32_t name_id() const { return name_entry_id_.name_id(); } + + // Get the bytes for name. Returned pointer is the address of private + // member of this class, do not attempt to delete. + ByteVector* NameAsBytes(); + + // C++ port only: get the length of NameAsBytes. + int32_t NameBytesLength(); + + // Returns the name in Unicode as UChar array. + // Note: ICU UChar* convention requires caller to delete[] it. + UChar* Name(); + bool operator==(const NameEntry& rhs) const; + + // UNIMPLEMENTED: String toString() + // int hashCode() + + private: + void Init(int32_t platform_id, int32_t encoding_id, int32_t language_id, + int32_t name_id, const ByteVector* name_bytes); + + NameEntryId name_entry_id_; + ByteVector name_bytes_; + + friend class NameEntryBuilder; + }; + + // Builder of a name entry. + // C++ port: original Java hierarchy inherits from NameEntry. In C++ port, we + // opted not doing so to avoid ref count issues and nasty protected members. + class NameEntryBuilder : public RefCounted<NameEntryBuilder> { + public: + NameEntryBuilder(); + NameEntryBuilder(const NameEntryId& name_entry_id, + const ByteVector& name_bytes); + explicit NameEntryBuilder(const NameEntryId& name_entry_id); + explicit NameEntryBuilder(NameEntry* entry); + virtual ~NameEntryBuilder(); + + virtual void SetName(const UChar* name); + virtual void SetName(const ByteVector& name_bytes); + virtual void SetName(const ByteVector& name_bytes, + int32_t offset, + int32_t length); + + // C++ port only. CALLER_ATTACH is not added because the lifetime shall be + // controlled by this class, therefore the caller shall not increase the ref + // count. + NameEntry* name_entry() { return name_entry_; } + + private: + void Init(int32_t platform_id, int32_t encoding_id, int32_t language_id, + int32_t name_id, const ByteVector* name_bytes); + + Ptr<NameEntry> name_entry_; + }; + typedef std::map<NameEntryId, Ptr<NameEntryBuilder> > NameEntryBuilderMap; + + // An interface for a filter to use with the name entry iterator. This allows + // name entries to be iterated and only those acceptable to the filter will be + // returned. + class NameEntryFilter { + public: + virtual bool Accept(int32_t platform_id, + int32_t encoding_id, + int32_t language_id, + int32_t name_id) = 0; + // Make gcc -Wnon-virtual-dtor happy. + virtual ~NameEntryFilter() {} + }; + + // C++ port only: an in-place filter to mimic Java Iterator's filtering. + class NameEntryFilterInPlace : public NameEntryFilter { + public: + NameEntryFilterInPlace(int32_t platform_id, + int32_t encoding_id, + int32_t language_id, + int32_t name_id); + // Make gcc -Wnon-virtual-dtor happy. + virtual ~NameEntryFilterInPlace() {} + + virtual bool Accept(int32_t platform_id, + int32_t encoding_id, + int32_t language_id, + int32_t name_id); + + private: + int32_t platform_id_; + int32_t encoding_id_; + int32_t language_id_; + int32_t name_id_; + }; + + class NameEntryIterator : public RefIterator<NameEntry, NameTable> { + public: + // If filter is NULL, filter through all tables. + explicit NameEntryIterator(NameTable* table); + NameEntryIterator(NameTable* table, NameEntryFilter* filter); + virtual ~NameEntryIterator() {} + + virtual bool HasNext(); + virtual CALLER_ATTACH NameEntry* Next(); + + private: + int32_t name_index_; + NameEntryFilter* filter_; + }; + + // The builder to construct name table for outputting. + class Builder : public SubTableContainerTable::Builder, + public RefCounted<Builder> { + public: + // Constructor scope altered to public because C++ does not allow base + // class to instantiate derived class with protected constructors. + Builder(Header* header, WritableFontData* data); + Builder(Header* header, ReadableFontData* data); + + static CALLER_ATTACH Builder* CreateBuilder(Header* header, + WritableFontData* data); + + // Revert the name builders for the name table to the last version that came + // from data. + void RevertNames(); + + // Number of name entry builders contained. + int32_t BuilderCount(); + + // Note: For C++ port, clear() is not implemented. The clear() function + // implies completely remove name entry builders, which is easy in + // Java but will take a lot of efforts in C++ to release the builders + // nicely and correctly. + // TODO(arthurhsu): IMPLEMENT + // Clear the name builders for the name table. + // void clear(); + + // Check the existance of a name entry builder by key. + bool Has(int32_t platform_id, int32_t encoding_id, int32_t language_id, + int32_t name_id); + + // Get name entry builder by key. + CALLER_ATTACH NameEntryBuilder* NameBuilder(int32_t platform_id, + int32_t encoding_id, int32_t language_id, int32_t name_id); + + // Remove name entry builder by key. + bool Remove(int32_t platform_id, int32_t encoding_id, int32_t language_id, + int32_t name_id); + + // FontDataTable::Builder API implementation + virtual CALLER_ATTACH FontDataTable* SubBuildTable(ReadableFontData* data); + virtual void SubDataSet(); + virtual int32_t SubDataSizeToSerialize(); + virtual bool SubReadyToSerialize(); + virtual int32_t SubSerialize(WritableFontData* new_data); + + private: + void Initialize(ReadableFontData* data); + NameEntryBuilderMap* GetNameBuilders(); + + // Note: callers should use the getter funtion provided above to ensure that + // this is lazily initialized instead of accessing directly. + NameEntryBuilderMap name_entry_map_; + }; + + /**************************************************************************** + * public methods of NameTable class + ****************************************************************************/ + virtual ~NameTable(); + + // Get the format used in the name table. + virtual int32_t Format(); + + // Get the number of names in the name table. + virtual int32_t NameCount(); + + // Get the platform id for the given name record. + virtual int32_t PlatformId(int32_t index); + + // Get the encoding id for the given name record. + // see MacintoshEncodingId, WindowsEncodingId, UnicodeEncodingId + virtual int32_t EncodingId(int32_t index); + + // Get the language id for the given name record. + virtual int32_t LanguageId(int32_t index); + + // Get the name id for given name record. + virtual int32_t NameId(int32_t index); + + // Get the name as bytes for the specified name. If there is no entry for the + // requested name, then empty vector is returned. + virtual void NameAsBytes(int32_t index, ByteVector* b); + virtual void NameAsBytes(int32_t platform_id, int32_t encoding_id, + int32_t language_id, int32_t name_id, + ByteVector* b); + + // Get the name as a UChar* for the given name record. If there is no + // encoding conversion available for the name record then a best attempt + // UChar* will be returned. + // Note: ICU UChar* convention requires caller to delete[] it. + virtual UChar* Name(int32_t index); + + // Get the name as a UChar* for the specified name. If there is no entry for + // the requested name then NULL is returned. If there is no encoding + // conversion available for the name then a best attempt UChar* will be + // returned. + // Note: ICU UChar* convention requires caller to delete[] it. + virtual UChar* Name(int32_t platform_id, int32_t encoding_id, + int32_t language_id, int32_t name_id); + + // Note: These functions are renamed in C++ port. Their original Java name is + // nameEntry(). + virtual CALLER_ATTACH NameEntry* GetNameEntry(int32_t index); + virtual CALLER_ATTACH NameEntry* GetNameEntry(int32_t platform_id, + int32_t encoding_id, int32_t language_id, int32_t name_id); + + // Note: Not implemented in C++ port due to complexity and low usage. + // virtual void names(std::set<NameEntryPtr>*); + + // Get the iterator to iterate through all name entries. + virtual CALLER_ATTACH NameEntryIterator* Iterator(); + virtual CALLER_ATTACH NameEntryIterator* Iterator(NameEntryFilter* filter); + + private: + struct Offset { + enum { + kFormat = 0, + kCount = 2, + kStringOffset = 4, + kNameRecordStart = 6, + + // Format 1 - offset from the end of the name records + kLangTagCount = 0, + kLangTagRecord = 2, + + kNameRecordSize = 12, + // Name Records + kNameRecordPlatformId = 0, + kNameRecordEncodingId = 2, + kNameRecordLanguageId = 4, + kNameRecordNameId = 6, + kNameRecordStringLength = 8, + kNameRecordStringOffset = 10 + }; + }; + + // The table shall be constructed using Builder, no direct instantiation. + NameTable(Header* header, ReadableFontData* data); + + // Get the offset to the string data in the name table. + int32_t StringOffset(); + + // Get the offset for the given name record. + int32_t OffsetForNameRecord(int32_t index); + + // Get the length of the string data for the given name record. + int32_t NameLength(int32_t index); + + // Get the offset of the string data for the given name record. + int32_t NameOffset(int32_t index); + + // Note: string literals are returned. Caller shall not attempt to manipulate + // the returned pointer. + static const char* GetEncodingName(int32_t platform_id, int32_t encoding_id); + + // Note: ICU UConverter* convention requires caller to ucnv_close() it. + static UConverter* GetCharset(int32_t platform_id, int32_t encoding_id); + + // Note: Output will be stored in ByteVector* b. Original data in b will be + // erased and replaced with converted name bytes. + static void ConvertToNameBytes(const UChar* name, int32_t platform_id, + int32_t encoding_id, ByteVector* b); + + // Note: ICU UChar* convention requires caller to delete[] it. + static UChar* ConvertFromNameBytes(ByteVector* name_bytes, + int32_t platform_id, int32_t encoding_id); +}; // class NameTable +typedef Ptr<NameTable> NameTablePtr; +typedef Ptr<NameTable::NameEntry> NameEntryPtr; +typedef Ptr<NameTable::Builder> NameTableBuilderPtr; +typedef Ptr<NameTable::NameEntryBuilder> NameEntryBuilderPtr; + +} // namespace sfntly + +#endif // SFNTLY_CPP_SRC_SFNTLY_TABLE_CORE_NAME_TABLE_H_ |