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1 /* GRAPHITE2 LICENSING |
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2 |
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3 Copyright 2010, SIL International |
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4 All rights reserved. |
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5 |
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6 This library is free software; you can redistribute it and/or modify |
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7 it under the terms of the GNU Lesser General Public License as published |
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8 by the Free Software Foundation; either version 2.1 of License, or |
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9 (at your option) any later version. |
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10 |
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11 This program is distributed in the hope that it will be useful, |
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 Lesser General Public License for more details. |
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15 |
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16 You should also have received a copy of the GNU Lesser General Public |
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17 License along with this library in the file named "LICENSE". |
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18 If not, write to the Free Software Foundation, 51 Franklin Street, |
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19 Suite 500, Boston, MA 02110-1335, USA or visit their web page on the |
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20 internet at http://www.fsf.org/licenses/lgpl.html. |
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21 |
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22 Alternatively, the contents of this file may be used under the terms of the |
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23 Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public |
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24 License, as published by the Free Software Foundation, either version 2 |
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25 of the License or (at your option) any later version. |
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26 */ |
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27 #pragma once |
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28 #include <cstring> |
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29 #include <cassert> |
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30 |
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31 #include "inc/Main.h" |
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32 |
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33 |
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34 namespace graphite2 { |
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35 |
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36 struct IsoLangEntry |
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37 { |
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38 unsigned short mnLang; |
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39 const char maLangStr[4]; |
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40 const char maCountry[3]; |
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41 }; |
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42 |
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43 // Windows Language ID, Locale ISO-639 language, country code as used in |
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44 // naming table of OpenType fonts |
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45 const IsoLangEntry LANG_ENTRIES[] = { |
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46 { 0x0401, "ar","SA" }, // Arabic Saudi Arabia |
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47 { 0x0402, "bg","BG" }, // Bulgarian Bulgaria |
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48 { 0x0403, "ca","ES" }, // Catalan Catalan |
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49 { 0x0404, "zh","TW" }, // Chinese Taiwan |
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50 { 0x0405, "cs","CZ" }, // Czech Czech Republic |
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51 { 0x0406, "da","DK" }, // Danish Denmark |
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52 { 0x0407, "de","DE" }, // German Germany |
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53 { 0x0408, "el","GR" }, // Greek Greece |
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54 { 0x0409, "en","US" }, // English United States |
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55 { 0x040A, "es","ES" }, // Spanish (Traditional Sort) Spain |
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56 { 0x040B, "fi","FI" }, // Finnish Finland |
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57 { 0x040C, "fr","FR" }, // French France |
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58 { 0x040D, "he","IL" }, // Hebrew Israel |
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59 { 0x040E, "hu","HU" }, // Hungarian Hungary |
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60 { 0x040F, "is","IS" }, // Icelandic Iceland |
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61 { 0x0410, "it","IT" }, // Italian Italy |
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62 { 0x0411, "jp","JP" }, // Japanese Japan |
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63 { 0x0412, "ko","KR" }, // Korean Korea |
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64 { 0x0413, "nl","NL" }, // Dutch Netherlands |
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65 { 0x0414, "no","NO" }, // Norwegian (Bokmal) Norway |
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66 { 0x0415, "pl","PL" }, // Polish Poland |
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67 { 0x0416, "pt","BR" }, // Portuguese Brazil |
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68 { 0x0417, "rm","CH" }, // Romansh Switzerland |
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69 { 0x0418, "ro","RO" }, // Romanian Romania |
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70 { 0x0419, "ru","RU" }, // Russian Russia |
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71 { 0x041A, "hr","HR" }, // Croatian Croatia |
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72 { 0x041B, "sk","SK" }, // Slovak Slovakia |
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73 { 0x041C, "sq","AL" }, // Albanian Albania |
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74 { 0x041D, "sv","SE" }, // Swedish Sweden |
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75 { 0x041E, "th","TH" }, // Thai Thailand |
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76 { 0x041F, "tr","TR" }, // Turkish Turkey |
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77 { 0x0420, "ur","PK" }, // Urdu Islamic Republic of Pakistan |
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78 { 0x0421, "id","ID" }, // Indonesian Indonesia |
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79 { 0x0422, "uk","UA" }, // Ukrainian Ukraine |
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80 { 0x0423, "be","BY" }, // Belarusian Belarus |
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81 { 0x0424, "sl","SI" }, // Slovenian Slovenia |
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82 { 0x0425, "et","EE" }, // Estonian Estonia |
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83 { 0x0426, "lv","LV" }, // Latvian Latvia |
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84 { 0x0427, "lt","LT" }, // Lithuanian Lithuania |
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85 { 0x0428, "tg","TJ" }, // Tajik (Cyrillic) Tajikistan |
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86 { 0x042A, "vi","VN" }, // Vietnamese Vietnam |
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87 { 0x042B, "hy","AM" }, // Armenian Armenia |
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88 { 0x042C, "az","AZ" }, // Azeri (Latin) Azerbaijan |
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89 { 0x042D, "eu","" }, // Basque Basque |
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90 { 0x042E, "hsb","DE" }, // Upper Sorbian Germany |
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91 { 0x042F, "mk","MK" }, // Macedonian (FYROM) Former Yugoslav Republic of Macedonia |
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92 { 0x0432, "tn","ZA" }, // Setswana South Africa |
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93 { 0x0434, "xh","ZA" }, // isiXhosa South Africa |
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94 { 0x0435, "zu","ZA" }, // isiZulu South Africa |
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95 { 0x0436, "af","ZA" }, // Afrikaans South Africa |
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96 { 0x0437, "ka","GE" }, // Georgian Georgia |
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97 { 0x0438, "fo","FO" }, // Faroese Faroe Islands |
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98 { 0x0439, "hi","IN" }, // Hindi India |
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99 { 0x043A, "mt","MT" }, // Maltese Malta |
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100 { 0x043B, "se","NO" }, // Sami (Northern) Norway |
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101 { 0x043E, "ms","MY" }, // Malay Malaysia |
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102 { 0x043F, "kk","KZ" }, // Kazakh Kazakhstan |
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103 { 0x0440, "ky","KG" }, // Kyrgyz Kyrgyzstan |
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104 { 0x0441, "sw","KE" }, // Kiswahili Kenya |
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105 { 0x0442, "tk","TM" }, // Turkmen Turkmenistan |
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106 { 0x0443, "uz","UZ" }, // Uzbek (Latin) Uzbekistan |
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107 { 0x0444, "tt","RU" }, // Tatar Russia |
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108 { 0x0445, "bn","IN" }, // Bengali India |
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109 { 0x0446, "pa","IN" }, // Punjabi India |
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110 { 0x0447, "gu","IN" }, // Gujarati India |
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111 { 0x0448, "or","IN" }, // Oriya India |
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112 { 0x0448, "wo","SN" }, // Wolof Senegal |
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113 { 0x0449, "ta","IN" }, // Tamil India |
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114 { 0x044A, "te","IN" }, // Telugu India |
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115 { 0x044B, "kn","IN" }, // Kannada India |
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116 { 0x044C, "ml","IN" }, // Malayalam India |
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117 { 0x044D, "as","IN" }, // Assamese India |
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118 { 0x044E, "mr","IN" }, // Marathi India |
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119 { 0x044F, "sa","IN" }, // Sanskrit India |
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120 { 0x0450, "mn","MN" }, // Mongolian (Cyrillic) Mongolia |
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121 { 0x0451, "bo","CN" }, // Tibetan PRC |
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122 { 0x0452, "cy","GB" }, // Welsh United Kingdom |
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123 { 0x0453, "km","KH" }, // Khmer Cambodia |
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124 { 0x0454, "lo","LA" }, // Lao Lao P.D.R. |
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125 { 0x0455, "my","MM" }, // Burmese Myanmar - not listed in Microsoft docs anymore |
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126 { 0x0456, "gl","ES" }, // Galician Galician |
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127 { 0x0457, "kok","IN" }, // Konkani India |
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128 { 0x045A, "syr","TR" }, // Syriac Syria |
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129 { 0x045B, "si","LK" }, // Sinhala Sri Lanka |
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130 { 0x045D, "iu","CA" }, // Inuktitut Canada |
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131 { 0x045E, "am","ET" }, // Amharic Ethiopia |
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132 { 0x0461, "ne","NP" }, // Nepali Nepal |
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133 { 0x0462, "fy","NL" }, // Frisian Netherlands |
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134 { 0x0463, "ps","AF" }, // Pashto Afghanistan |
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135 { 0x0464, "fil","PH" }, // Filipino Philippines |
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136 { 0x0465, "dv","MV" }, // Divehi Maldives |
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137 { 0x0468, "ha","NG" }, // Hausa (Latin) Nigeria |
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138 { 0x046A, "yo","NG" }, // Yoruba Nigeria |
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139 { 0x046B, "qu","BO" }, // Quechua Bolivia |
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140 { 0x046C, "st","ZA" }, // Sesotho sa Leboa South Africa |
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141 { 0x046D, "ba","RU" }, // Bashkir Russia |
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142 { 0x046E, "lb","LU" }, // Luxembourgish Luxembourg |
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143 { 0x046F, "kl","GL" }, // Greenlandic Greenland |
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144 { 0x0470, "ig","NG" }, // Igbo Nigeria |
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145 { 0x0478, "ii","CN" }, // Yi PRC |
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146 { 0x047A, "arn","CL" }, // Mapudungun Chile |
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147 { 0x047C, "moh","CA" }, // Mohawk Mohawk |
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148 { 0x047E, "br","FR" }, // Breton France |
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149 { 0x0480, "ug","CN" }, // Uighur PRC |
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150 { 0x0481, "mi","NZ" }, // Maori New Zealand |
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151 { 0x0482, "oc","FR" }, // Occitan France |
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152 { 0x0483, "co","FR" }, // Corsican France |
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153 { 0x0484, "gsw","FR" }, // Alsatian France |
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154 { 0x0485, "sah","RU" }, // Yakut Russia |
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155 { 0x0486, "qut","GT" }, // K'iche Guatemala |
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156 { 0x0487, "rw","RW" }, // Kinyarwanda Rwanda |
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157 { 0x048C, "gbz","AF" }, // Dari Afghanistan |
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158 { 0x0801, "ar","IQ" }, // Arabic Iraq |
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159 { 0x0804, "zn","CH" }, // Chinese People's Republic of China |
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160 { 0x0807, "de","CH" }, // German Switzerland |
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161 { 0x0809, "en","GB" }, // English United Kingdom |
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162 { 0x080A, "es","MX" }, // Spanish Mexico |
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163 { 0x080C, "fr","BE" }, // French Belgium |
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164 { 0x0810, "it","CH" }, // Italian Switzerland |
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165 { 0x0813, "nl","BE" }, // Dutch Belgium |
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166 { 0x0814, "nn","NO" }, // Norwegian (Nynorsk) Norway |
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167 { 0x0816, "pt","PT" }, // Portuguese Portugal |
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168 { 0x081A, "sh","RS" }, // Serbian (Latin) Serbia |
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169 { 0x081D, "sv","FI" }, // Sweden Finland |
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170 { 0x082C, "az","AZ" }, // Azeri (Cyrillic) Azerbaijan |
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171 { 0x082E, "dsb","DE" }, // Lower Sorbian Germany |
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172 { 0x083B, "se","SE" }, // Sami (Northern) Sweden |
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173 { 0x083C, "ga","IE" }, // Irish Ireland |
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174 { 0x083E, "ms","BN" }, // Malay Brunei Darussalam |
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175 { 0x0843, "uz","UZ" }, // Uzbek (Cyrillic) Uzbekistan |
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176 { 0x0845, "bn","BD" }, // Bengali Bangladesh |
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177 { 0x0850, "mn","MN" }, // Mongolian (Traditional) People's Republic of China |
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178 { 0x085D, "iu","CA" }, // Inuktitut (Latin) Canada |
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179 { 0x085F, "ber","DZ" }, // Tamazight (Latin) Algeria |
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180 { 0x086B, "es","EC" }, // Quechua Ecuador |
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181 { 0x0C01, "ar","EG" }, // Arabic Egypt |
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182 { 0x0C04, "zh","HK" }, // Chinese Hong Kong S.A.R. |
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183 { 0x0C07, "de","AT" }, // German Austria |
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184 { 0x0C09, "en","AU" }, // English Australia |
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185 { 0x0C0A, "es","ES" }, // Spanish (Modern Sort) Spain |
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186 { 0x0C0C, "fr","CA" }, // French Canada |
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187 { 0x0C1A, "sr","CS" }, // Serbian (Cyrillic) Serbia |
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188 { 0x0C3B, "se","FI" }, // Sami (Northern) Finland |
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189 { 0x0C6B, "qu","PE" }, // Quechua Peru |
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190 { 0x1001, "ar","LY" }, // Arabic Libya |
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191 { 0x1004, "zh","SG" }, // Chinese Singapore |
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192 { 0x1007, "de","LU" }, // German Luxembourg |
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193 { 0x1009, "en","CA" }, // English Canada |
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194 { 0x100A, "es","GT" }, // Spanish Guatemala |
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195 { 0x100C, "fr","CH" }, // French Switzerland |
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196 { 0x101A, "hr","BA" }, // Croatian (Latin) Bosnia and Herzegovina |
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197 { 0x103B, "smj","NO" }, // Sami (Lule) Norway |
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198 { 0x1401, "ar","DZ" }, // Arabic Algeria |
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199 { 0x1404, "zh","MO" }, // Chinese Macao S.A.R. |
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200 { 0x1407, "de","LI" }, // German Liechtenstein |
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201 { 0x1409, "en","NZ" }, // English New Zealand |
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202 { 0x140A, "es","CR" }, // Spanish Costa Rica |
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203 { 0x140C, "fr","LU" }, // French Luxembourg |
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204 { 0x141A, "bs","BA" }, // Bosnian (Latin) Bosnia and Herzegovina |
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205 { 0x143B, "smj","SE" }, // Sami (Lule) Sweden |
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206 { 0x1801, "ar","MA" }, // Arabic Morocco |
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207 { 0x1809, "en","IE" }, // English Ireland |
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208 { 0x180A, "es","PA" }, // Spanish Panama |
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209 { 0x180C, "fr","MC" }, // French Principality of Monoco |
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210 { 0x181A, "sh","BA" }, // Serbian (Latin) Bosnia and Herzegovina |
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211 { 0x183B, "sma","NO" }, // Sami (Southern) Norway |
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212 { 0x1C01, "ar","TN" }, // Arabic Tunisia |
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213 { 0x1C09, "en","ZA" }, // English South Africa |
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214 { 0x1C0A, "es","DO" }, // Spanish Dominican Republic |
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215 { 0x1C1A, "sr","BA" }, // Serbian (Cyrillic) Bosnia and Herzegovina |
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216 { 0x1C3B, "sma","SE" }, // Sami (Southern) Sweden |
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217 { 0x2001, "ar","OM" }, // Arabic Oman |
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218 { 0x2009, "en","JM" }, // English Jamaica |
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219 { 0x200A, "es","VE" }, // Spanish Venezuela |
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220 { 0x201A, "bs","BA" }, // Bosnian (Cyrillic) Bosnia and Herzegovina |
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221 { 0x203B, "sms","FI" }, // Sami (Skolt) Finland |
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222 { 0x2401, "ar","YE" }, // Arabic Yemen |
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223 { 0x2409, "en","BS" }, // English Caribbean |
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224 { 0x240A, "es","CO" }, // Spanish Colombia |
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225 { 0x243B, "smn","FI" }, // Sami (Inari) Finland |
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226 { 0x2801, "ar","SY" }, // Arabic Syria |
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227 { 0x2809, "en","BZ" }, // English Belize |
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228 { 0x280A, "es","PE" }, // Spanish Peru |
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229 { 0x2C01, "ar","JO" }, // Arabic Jordan |
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230 { 0x2C09, "en","TT" }, // English Trinidad and Tobago |
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231 { 0x2C0A, "es","AR" }, // Spanish Argentina |
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232 { 0x3001, "ar","LB" }, // Arabic Lebanon |
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233 { 0x3009, "en","ZW" }, // English Zimbabwe |
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234 { 0x300A, "es","EC" }, // Spanish Ecuador |
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235 { 0x3401, "ar","KW" }, // Arabic Kuwait |
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236 { 0x3409, "en","PH" }, // English Republic of the Philippines |
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237 { 0x340A, "es","CL" }, // Spanish Chile |
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238 { 0x3801, "ar","AE" }, // Arabic U.A.E. |
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239 { 0x380A, "es","UY" }, // Spanish Uruguay |
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240 { 0x3C01, "ar","BH" }, // Arabic Bahrain |
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241 { 0x3C0A, "es","PY" }, // Spanish Paraguay |
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242 { 0x4001, "ar","QA" }, // Arabic Qatar |
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243 { 0x4009, "en","IN" }, // English India |
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244 { 0x400A, "es","BO" }, // Spanish Bolivia |
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245 { 0x4409, "en","MY" }, // English Malaysia |
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246 { 0x440A, "es","SV" }, // Spanish El Salvador |
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247 { 0x4809, "en","SG" }, // English Singapore |
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248 { 0x480A, "es","HN" }, // Spanish Honduras |
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249 { 0x4C0A, "es","NI" }, // Spanish Nicaragua |
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250 { 0x500A, "es","PR" }, // Spanish Puerto Rico |
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251 { 0x540A, "es","US" } // Spanish United States |
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252 }; |
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253 |
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254 class Locale2Lang |
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255 { |
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256 Locale2Lang(const Locale2Lang &); |
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257 Locale2Lang & operator = (const Locale2Lang &); |
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258 |
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259 public: |
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260 Locale2Lang() : mSeedPosition(128) |
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261 { |
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262 memset((void*)mLangLookup, 0, sizeof(mLangLookup)); |
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263 // create a tri lookup on first 2 letters of language code |
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264 static const int maxIndex = sizeof(LANG_ENTRIES)/sizeof(IsoLangEntry); |
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265 for (int i = 0; i < maxIndex; i++) |
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266 { |
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267 size_t a = LANG_ENTRIES[i].maLangStr[0] - 'a'; |
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268 size_t b = LANG_ENTRIES[i].maLangStr[1] - 'a'; |
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269 if (mLangLookup[a][b]) |
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270 { |
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271 const IsoLangEntry ** old = mLangLookup[a][b]; |
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272 int len = 1; |
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273 while (old[len]) len++; |
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274 len += 2; |
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275 mLangLookup[a][b] = gralloc<const IsoLangEntry *>(len); |
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276 if (!mLangLookup[a][b]) |
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277 { |
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278 mLangLookup[a][b] = old; |
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279 continue; |
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280 } |
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281 mLangLookup[a][b][--len] = NULL; |
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282 mLangLookup[a][b][--len] = &LANG_ENTRIES[i]; |
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283 while (--len >= 0) |
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284 { |
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285 assert(len >= 0); |
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286 mLangLookup[a][b][len] = old[len]; |
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287 } |
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288 free(old); |
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289 } |
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290 else |
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291 { |
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292 mLangLookup[a][b] = gralloc<const IsoLangEntry *>(2); |
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293 if (!mLangLookup[a][b]) continue; |
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294 mLangLookup[a][b][1] = NULL; |
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295 mLangLookup[a][b][0] = &LANG_ENTRIES[i]; |
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296 } |
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297 } |
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298 while (2 * mSeedPosition < maxIndex) |
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299 mSeedPosition *= 2; |
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300 }; |
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301 ~Locale2Lang() |
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302 { |
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303 for (int i = 0; i != 26; ++i) |
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304 for (int j = 0; j != 26; ++j) |
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305 free(mLangLookup[i][j]); |
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306 } |
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307 unsigned short getMsId(const char * locale) const |
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308 { |
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309 size_t length = strlen(locale); |
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310 size_t langLength = length; |
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311 const char * language = locale; |
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312 const char * script = NULL; |
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313 const char * region = NULL; |
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314 size_t regionLength = 0; |
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315 const char * dash = strchr(locale, '-'); |
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316 if (dash && (dash != locale)) |
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317 { |
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318 langLength = (dash - locale); |
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319 size_t nextPartLength = length - langLength - 1; |
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320 if (nextPartLength >= 2) |
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321 { |
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322 script = ++dash; |
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323 dash = strchr(dash, '-'); |
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324 if (dash) |
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325 { |
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326 nextPartLength = (dash - script); |
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327 region = ++dash; |
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328 } |
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329 if (nextPartLength == 2 && |
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330 (locale[langLength+1] > 0x40) && (locale[langLength+1] < 0x5B) && |
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331 (locale[langLength+2] > 0x40) && (locale[langLength+2] < 0x5B)) |
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332 { |
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333 region = script; |
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334 regionLength = nextPartLength; |
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335 script = NULL; |
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336 } |
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337 else if (nextPartLength == 4) |
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338 { |
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339 if (dash) |
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340 { |
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341 dash = strchr(dash, '-'); |
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342 if (dash) |
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343 { |
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344 nextPartLength = (dash - region); |
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345 } |
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346 else |
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347 { |
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348 nextPartLength = langLength - (region - locale); |
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349 } |
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350 regionLength = nextPartLength; |
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351 } |
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352 } |
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353 } |
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354 } |
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355 size_t a = 'e' - 'a'; |
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356 size_t b = 'n' - 'a'; |
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357 unsigned short langId = 0; |
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358 int i = 0; |
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359 switch (langLength) |
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360 { |
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361 case 2: |
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362 { |
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363 a = language[0] - 'a'; |
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364 b = language[1] - 'a'; |
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365 if ((a < 26) && (b < 26) && mLangLookup[a][b]) |
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366 { |
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367 while (mLangLookup[a][b][i]) |
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368 { |
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369 if (mLangLookup[a][b][i]->maLangStr[2] != '\0') |
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370 { |
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371 ++i; |
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372 continue; |
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373 } |
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374 if (region && (strncmp(mLangLookup[a][b][i]->maCountry, region, regionLength) == 0)) |
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375 { |
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376 langId = mLangLookup[a][b][i]->mnLang; |
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377 break; |
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378 } |
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379 else if (langId == 0) |
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380 { |
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381 // possible fallback code |
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382 langId = mLangLookup[a][b][i]->mnLang; |
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383 } |
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384 ++i; |
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385 } |
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386 } |
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387 } |
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388 break; |
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389 case 3: |
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390 { |
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391 a = language[0] - 'a'; |
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392 b = language[1] - 'a'; |
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393 if (mLangLookup[a][b]) |
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394 { |
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395 while (mLangLookup[a][b][i]) |
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396 { |
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397 if (mLangLookup[a][b][i]->maLangStr[2] != language[2]) |
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398 { |
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399 ++i; |
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400 continue; |
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401 } |
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402 if (region && (strncmp(mLangLookup[a][b][i]->maCountry, region, regionLength) == 0)) |
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403 { |
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404 langId = mLangLookup[a][b][i]->mnLang; |
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405 break; |
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406 } |
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407 else if (langId == 0) |
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408 { |
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409 // possible fallback code |
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410 langId = mLangLookup[a][b][i]->mnLang; |
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411 } |
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412 ++i; |
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413 } |
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414 } |
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415 } |
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416 break; |
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417 default: |
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418 break; |
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419 } |
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420 if (langId == 0) langId = 0x409; |
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421 return langId; |
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422 } |
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423 const IsoLangEntry * findEntryById(unsigned short langId) const |
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424 { |
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425 static const int maxIndex = sizeof(LANG_ENTRIES)/sizeof(IsoLangEntry); |
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426 int window = mSeedPosition; |
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427 int guess = mSeedPosition - 1; |
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428 while (LANG_ENTRIES[guess].mnLang != langId) |
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429 { |
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430 window /= 2; |
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431 if (window == 0) return NULL; |
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432 guess += (LANG_ENTRIES[guess].mnLang > langId)? -window : window; |
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433 while (guess >= maxIndex) |
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434 { |
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435 window /= 2; |
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436 guess -= window; |
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437 assert(window); |
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438 } |
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439 } |
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440 return &LANG_ENTRIES[guess]; |
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441 } |
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442 |
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443 CLASS_NEW_DELETE; |
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444 |
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445 private: |
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446 const IsoLangEntry ** mLangLookup[26][26]; |
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447 int mSeedPosition; |
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448 }; |
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449 |
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450 } // namespace graphite2 |