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92 lines
3.8 KiB
C++
92 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <stdint.h>
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class nsIAtom;
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// The following constants define unicode subranges
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// values below kRangeNum must be continuous so that we can map to
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// lang group directly.
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// all ranges we care about should be defined under 32, that allows
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// us to store range using bits of a uint32_t
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// frequently used range definitions
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const uint8_t kRangeCyrillic = 0;
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const uint8_t kRangeGreek = 1;
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const uint8_t kRangeTurkish = 2;
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const uint8_t kRangeHebrew = 3;
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const uint8_t kRangeArabic = 4;
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const uint8_t kRangeBaltic = 5;
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const uint8_t kRangeThai = 6;
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const uint8_t kRangeKorean = 7;
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const uint8_t kRangeJapanese = 8;
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const uint8_t kRangeSChinese = 9;
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const uint8_t kRangeTChinese = 10;
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const uint8_t kRangeDevanagari = 11;
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const uint8_t kRangeTamil = 12;
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const uint8_t kRangeArmenian = 13;
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const uint8_t kRangeBengali = 14;
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const uint8_t kRangeCanadian = 15;
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const uint8_t kRangeEthiopic = 16;
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const uint8_t kRangeGeorgian = 17;
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const uint8_t kRangeGujarati = 18;
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const uint8_t kRangeGurmukhi = 19;
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const uint8_t kRangeKhmer = 20;
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const uint8_t kRangeMalayalam = 21;
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const uint8_t kRangeOriya = 22;
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const uint8_t kRangeTelugu = 23;
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const uint8_t kRangeKannada = 24;
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const uint8_t kRangeSinhala = 25;
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const uint8_t kRangeTibetan = 26;
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const uint8_t kRangeSpecificItemNum = 27;
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//range/rangeSet grow to this place 27-29
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const uint8_t kRangeSetStart = 30; // range set definition starts from here
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const uint8_t kRangeSetLatin = 30;
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const uint8_t kRangeSetCJK = 31;
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const uint8_t kRangeSetEnd = 31; // range set definition ends here, this
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// and smaller ranges are used as bit
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// mask, don't increase this value.
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// less frequently used range definition
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const uint8_t kRangeSurrogate = 32;
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const uint8_t kRangePrivate = 33;
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const uint8_t kRangeMisc = 34;
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const uint8_t kRangeUnassigned = 35;
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const uint8_t kRangeSyriac = 36;
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const uint8_t kRangeThaana = 37;
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const uint8_t kRangeLao = 38;
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const uint8_t kRangeMyanmar = 39;
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const uint8_t kRangeCherokee = 40;
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const uint8_t kRangeOghamRunic = 41;
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const uint8_t kRangeMongolian = 42;
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const uint8_t kRangeMathOperators = 43;
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const uint8_t kRangeMiscTechnical = 44;
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const uint8_t kRangeControlOpticalEnclose = 45;
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const uint8_t kRangeBoxBlockGeometrics = 46;
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const uint8_t kRangeMiscSymbols = 47;
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const uint8_t kRangeDingbats = 48;
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const uint8_t kRangeBraillePattern = 49;
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const uint8_t kRangeYi = 50;
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const uint8_t kRangeCombiningDiacriticalMarks = 51;
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const uint8_t kRangeSpecials = 52;
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// aggregate ranges for non-BMP codepoints (u+2xxxx are all CJK)
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const uint8_t kRangeSMP = 53; // u+1xxxx
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const uint8_t kRangeHigherPlanes = 54; // u+3xxxx and above
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const uint8_t kRangeTableBase = 128; //values over 127 are reserved for internal use only
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const uint8_t kRangeTertiaryTable = 145; // leave room for 16 subtable
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// indices (kRangeTableBase + 1 ..
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// kRangeTableBase + 16)
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uint32_t FindCharUnicodeRange(uint32_t ch);
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nsIAtom* LangGroupFromUnicodeRange(uint8_t unicodeRange);
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