1/* 2 * Copyright (C) 2007 Apple Computer, Inc. 3 * 4 * Portions are Copyright (C) 1998 Netscape Communications Corporation. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 * 20 * Alternatively, the contents of this file may be used under the terms 21 * of either the Mozilla Public License Version 1.1, found at 22 * http://www.mozilla.org/MPL/ (the "MPL") or the GNU General Public 23 * License Version 2.0, found at http://www.fsf.org/copyleft/gpl.html 24 * (the "GPL"), in which case the provisions of the MPL or the GPL are 25 * applicable instead of those above. If you wish to allow use of your 26 * version of this file only under the terms of one of those two 27 * licenses (the MPL or the GPL) and not to allow others to use your 28 * version of this file under the LGPL, indicate your decision by 29 * deletingthe provisions above and replace them with the notice and 30 * other provisions required by the MPL or the GPL, as the case may be. 31 * If you do not delete the provisions above, a recipient may use your 32 * version of this file under any of the LGPL, the MPL or the GPL. 33 */ 34 35#ifndef UnicodeRange_h 36#define UnicodeRange_h 37 38#include "platform/PlatformExport.h" 39#include "wtf/unicode/Unicode.h" 40 41namespace blink { 42 43// The following constants define unicode subranges 44// values below cRangeNum must be continuous so that we can map to 45// a lang group directly. 46// All ranges we care about should fit within 32 bits. 47 48// Frequently used range definitions 49const unsigned char cRangeCyrillic = 0; 50const unsigned char cRangeGreek = 1; 51const unsigned char cRangeTurkish = 2; 52const unsigned char cRangeHebrew = 3; 53const unsigned char cRangeArabic = 4; 54const unsigned char cRangeBaltic = 5; 55const unsigned char cRangeThai = 6; 56const unsigned char cRangeKorean = 7; 57const unsigned char cRangeJapanese = 8; 58const unsigned char cRangeSChinese = 9; 59const unsigned char cRangeTChinese = 10; 60const unsigned char cRangeDevanagari = 11; 61const unsigned char cRangeTamil = 12; 62const unsigned char cRangeArmenian = 13; 63const unsigned char cRangeBengali = 14; 64const unsigned char cRangeCanadian = 15; 65const unsigned char cRangeEthiopic = 16; 66const unsigned char cRangeGeorgian = 17; 67const unsigned char cRangeGujarati = 18; 68const unsigned char cRangeGurmukhi = 19; 69const unsigned char cRangeKhmer = 20; 70const unsigned char cRangeMalayalam = 21; 71 72const unsigned char cRangeSpecificItemNum = 22; 73 74// range/rangeSet grow to this place 22-29 75 76const unsigned char cRangeSetStart = 30; // range set definition starts from here 77const unsigned char cRangeSetLatin = 30; 78const unsigned char cRangeSetCJK = 31; 79const unsigned char cRangeSetEnd = 31; // range set definition ends here 80 81// less frequently used range definition 82const unsigned char cRangeSurrogate = 32; 83const unsigned char cRangePrivate = 33; 84const unsigned char cRangeMisc = 34; 85const unsigned char cRangeUnassigned = 35; 86const unsigned char cRangeSyriac = 36; 87const unsigned char cRangeThaana = 37; 88const unsigned char cRangeOriya = 38; 89const unsigned char cRangeTelugu = 39; 90const unsigned char cRangeKannada = 40; 91const unsigned char cRangeSinhala = 41; 92const unsigned char cRangeLao = 42; 93const unsigned char cRangeTibetan = 43; 94const unsigned char cRangeMyanmar = 44; 95const unsigned char cRangeCherokee = 45; 96const unsigned char cRangeOghamRunic = 46; 97const unsigned char cRangeMongolian = 47; 98const unsigned char cRangeMathOperators = 48; 99const unsigned char cRangeMiscTechnical = 49; 100const unsigned char cRangeControlOpticalEnclose = 50; 101const unsigned char cRangeBoxBlockGeometrics = 51; 102const unsigned char cRangeMiscSymbols = 52; 103const unsigned char cRangeDingbats = 53; 104const unsigned char cRangeBraillePattern = 54; 105const unsigned char cRangeYi = 55; 106const unsigned char cRangeCombiningDiacriticalMarks = 56; 107const unsigned char cRangeSpecials = 57; 108 109const unsigned char cRangeTableBase = 128; // values over 127 are reserved for internal use only 110const unsigned char cRangeTertiaryTable = 145; // leave room for 16 subtable indices (cRangeTableBase + 1 .. cRangeTableBase + 16) 111 112 113 114PLATFORM_EXPORT unsigned findCharUnicodeRange(UChar32); 115PLATFORM_EXPORT const char* langGroupFromUnicodeRange(unsigned char unicodeRange); 116 117} 118 119#endif // UnicodeRange_h 120