3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Lars Gullik Bjønnes
7 * \author Jean-Marc Lasgouttes
10 * Full author contact details are available in file CREDITS.
21 #ifndef CXX_GLOBAL_CSTD
33 Uchar tab_iso8859_1[256] = {
34 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
35 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
36 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
37 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
38 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
39 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
40 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
41 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
42 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
43 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
44 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
45 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
46 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
47 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
48 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
49 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
52 #ifdef USE_UNICODE_FOR_SYMBOLS
53 Uchar tab_symbol[256] = {
54 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
55 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
57 0x0020, 0x0021, 0x2200, 0x0023, 0x2203, 0x0025, 0x0026, 0x220b,
58 0x0028, 0x0029, 0x002a, 0x002b, 0x002c, 0x002d, 0x002e, 0x002f,
60 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
62 // 0x2245, 0x0391, 0x0392, 0x03a7, 0x0394, 0x0395, 0x03a6, 0x0393,
63 // 0x0397, 0x0399, 0x03d1, 0x039a, 0x039b, 0x039c, 0x039d, 0x039f,
65 // 0x03a0, 0x0398, 0x03a1, 0x03a3, 0x03a4, 0x03a5, 0x03c2, 0x03a9,
66 // 0x039e, 0x03a8, 0x0396, 0x005b, 0x2234, 0x005d, 0x22a5, 0xffff,
67 0x2245, 0x0041, 0x0042, 0x0058, 0x0394, 0x0045, 0x03c2, 0x03a9,
68 0x0048, 0x0049, 0x03d1, 0x004b, 0x039b, 0x004d, 0x004e, 0x004f,
70 0x03a0, 0x0398, 0x0050, 0x03a3, 0x0054, 0x0059, 0x03c2, 0x03a9,
71 0x039e, 0x03a8, 0x005a, 0x005b, 0x2234, 0x005d, 0x22a5, 0xffff,
73 0xffff, 0x03b1, 0x03b2, 0x03c7, 0x03b4, 0x03b5, 0x03d5, 0x03b3,
74 0x03b7, 0x03b9, 0x03c6, 0x03ba, 0x03bb, 0x03bc, 0x03bd, 0x03bf,
76 0x03c0, 0x03b8, 0x03c1, 0x03c3, 0x03c4, 0x03c5, 0x03d6, 0x03c9,
77 0x03be, 0x03c8, 0x03b6, 0x007b, 0x007c, 0x007d, 0x007e, 0xffff,
79 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
80 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
82 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
83 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
85 0xffff, 0x03d2, 0x2032, 0x2264, 0x2215, 0x221e, 0xffff, 0x2663,
86 0x2666, 0x2665, 0x2660, 0x2194, 0x2190, 0x2191, 0x2192, 0x2193,
88 0x00b0, 0x00b1, 0x2033, 0x2265, 0x00d7, 0x221d, 0x2202, 0x2022,
89 0x00f7, 0x2260, 0x2261, 0x2248, 0x22ef, 0xffff, 0xffff, 0x21b5,
91 0x2135, 0x2111, 0x211c, 0x2118, 0x2297, 0x2295, 0x2205, 0x2229,
92 0x222a, 0x2283, 0x2287, 0x2284, 0x2282, 0x2286, 0x2208, 0x2209,
94 0x2220, 0x2207, 0x00ae, 0x00a9, 0x2122, 0x220f, 0x221a, 0x22c5,
95 0x00ac, 0x2227, 0x2228, 0x21d4, 0x21d0, 0x21d1, 0x21d2, 0x21d3,
97 0x2662, 0x2329, 0x00ae, 0x00a9, 0x2122, 0x2211, 0xffff, 0xffff,
98 0xffff, 0x2308, 0xffff, 0x230a, 0xffff, 0xffff, 0xffff, 0xffff,
100 0xffff, 0x232a, 0x222b, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
101 0xffff, 0x2309, 0xffff, 0x230b, 0xffff, 0xffff, 0xffff, 0xffff
106 unsigned char arabic_table2[63][4] = {
107 {0x41, 0x41, 0x41, 0x41}, // 0xc1 = hamza
108 {0x42, 0xa1, 0x42, 0xa1}, // 0xc2 = ligature madda on alef
109 {0x43, 0xa2, 0x43, 0xa2}, // 0xc3 = ligature hamza on alef
110 {0x44, 0xa3, 0x44, 0xa3}, // 0xc4 = ligature hamza on waw
111 {0x45, 0xa4, 0x45, 0xa4}, // 0xc5 = ligature hamza under alef
112 {0x46, 0xf9, 0xf8, 0xa0}, // 0xc6 = ligature hamza on ya
113 {0x47, 0xa5, 0x47, 0xa5}, // 0xc7 = alef
114 {0x48, 0xae, 0xac, 0xad}, // 0xc8 = baa
115 {0x49, 0xb1, 0x49, 0xb1}, // 0xc9 = taa marbuta
116 {0x4a, 0xb4, 0xb2, 0xb3}, // 0xca = taa
117 {0x4b, 0xb7, 0xb5, 0xb6}, // 0xcb = thaa
118 {0x4c, 0xba, 0xb8, 0xb9}, // 0xcc = jeem
119 {0x4d, 0xbd, 0xbb, 0xbc}, // 0xcd = haa
120 {0x4e, 0xc0, 0xbe, 0xbf}, // 0xce = khaa
121 {0x4f, 0xa6, 0x4f, 0xa6}, // 0xcf = dal
123 {0x50, 0xa7, 0x50, 0xa7}, // 0xd0 = thal
124 {0x51, 0xa8, 0x51, 0xa8}, // 0xd1 = ra
125 {0x52, 0xa9, 0x52, 0xa9}, // 0xd2 = zain
126 {0x53, 0xc3, 0xc1, 0xc2}, // 0xd3 = seen
127 {0x54, 0xc6, 0xc4, 0xc5}, // 0xd4 = sheen
128 {0x55, 0xc9, 0xc7, 0xc8}, // 0xd5 = sad
129 {0x56, 0xcc, 0xca, 0xcb}, // 0xd6 = dad
130 {0x57, 0xcf, 0xcd, 0xce}, // 0xd7 = tah
131 {0x58, 0xd2, 0xd0, 0xd1}, // 0xd8 = zah
132 {0x59, 0xd5, 0xd3, 0xd4}, // 0xd9 = ain
133 {0x5a, 0xd8, 0xd6, 0xd7}, // 0xda = ghain
141 {0x61, 0xdb, 0xd9, 0xda}, // 0xe1 = fa
142 {0x62, 0xde, 0xdc, 0xdd}, // 0xe2 = qaf
143 {0x63, 0xe1, 0xdf, 0xe0}, // 0xe3 = kaf
144 {0x64, 0xe4, 0xe2, 0xe3}, // 0xe4 = lam
145 {0x65, 0xe7, 0xe5, 0xe6}, // 0xe5 = meem
146 {0x66, 0xea, 0xe8, 0xe9}, // 0xe6 = noon
147 {0x67, 0xed, 0xeb, 0xec}, // 0xe7 = ha
148 {0x68, 0xaa, 0x68, 0xaa}, // 0xe8 = waw
149 {0x69, 0xab, 0x69, 0xab}, // 0xe9 = alef maksura
150 {0x6a, 0xf0, 0xee, 0xef}, // 0xea = ya
151 {0x6b, 0x6b, 0x6b, 0x6b}, // 0xeb = fathatan
152 {0x6c, 0x6c, 0x6c, 0x6c}, // 0xec = dammatan
153 {0x6d, 0x6d, 0x6d, 0x6d}, // 0xed = kasratan
154 {0x6e, 0x6e, 0x6e, 0x6e}, // 0xee = fatha
155 {0x6f, 0x6f, 0x6f, 0x6f}, // 0xef = damma
157 {0x70, 0x70, 0x70, 0x70}, // 0xf0 = kasra
158 {0x71, 0x71, 0x71, 0x71}, // 0xf1 = shadda
159 {0x72, 0x72, 0x72, 0x72}, // 0xf2 = sukun
176 unsigned char arabic_table[63][2] = {
177 {0xc1, 0xc1}, // 0xc1 = hamza
178 {0xc2, 0xc2}, // 0xc2 = ligature madda on alef
179 {0xc3, 0xc3}, // 0xc3 = ligature hamza on alef
180 {0xc4, 0xc4}, // 0xc4 = ligature hamza on waw
181 {0xc5, 0xc5}, // 0xc5 = ligature hamza under alef
182 {0xc6, 0xc0}, // 0xc6 = ligature hamza on ya
183 {0xc7, 0xc7}, // 0xc7 = alef
184 {0xc8, 0xeb}, // 0xc8 = baa
185 {0xc9, 0xc9}, // 0xc9 = taa marbuta
186 {0xca, 0xec}, // 0xca = taa
187 {0xcb, 0xed}, // 0xcb = thaa
188 {0xcc, 0xee}, // 0xcc = jeem
189 {0xcd, 0xef}, // 0xcd = haa
190 {0xce, 0xf0}, // 0xce = khaa
191 {0xcf, 0xcf}, // 0xcf = dal
193 {0xd0, 0xd0}, // 0xd0 = thal
194 {0xd1, 0xd1}, // 0xd1 = ra
195 {0xd2, 0xd2}, // 0xd2 = zain
196 {0xd3, 0xf1}, // 0xd3 = seen
197 {0xd4, 0xf2}, // 0xd4 = sheen
198 {0xd5, 0xf3}, // 0xd5 = sad
199 {0xd6, 0xf4}, // 0xd6 = dad
200 {0xd7, 0xd7}, // 0xd7 = tah
201 {0xd8, 0xd8}, // 0xd8 = zah
202 {0xd9, 0xf5}, // 0xd9 = ain
203 {0xda, 0xf6}, // 0xda = ghain
211 {0xe1, 0xf7}, // 0xe1 = fa
212 {0xe2, 0xf8}, // 0xe2 = qaf
213 {0xe3, 0xf9}, // 0xe3 = kaf
214 {0xe4, 0xfa}, // 0xe4 = lam
215 {0xe5, 0xfb}, // 0xe5 = meem
216 {0xe6, 0xfc}, // 0xe6 = noon
217 {0xe7, 0xfd}, // 0xe7 = ha
218 {0xe8, 0xe8}, // 0xe8 = waw
219 {0xe9, 0xe9}, // 0xe9 = alef maksura
220 {0xea, 0xfe}, // 0xea = ya
221 {0xa8, 0xa8}, // 0xeb = fathatan
222 {0xa9, 0xa9}, // 0xec = dammatan
223 {0xaa, 0xaa}, // 0xed = kasratan
224 {0xab, 0xab}, // 0xee = fatha
225 {0xac, 0xac}, // 0xef = damma
227 {0xad, 0xad}, // 0xf0 = kasra
228 {0xae, 0xae}, // 0xf1 = shadda
229 {0xaf, 0xaf}, // 0xf2 = sukun
246 unsigned char const arabic_start = 0xc1;
251 bool Encodings::IsComposeChar_hebrew(unsigned char c)
253 return c <= 0xd2 && c >= 0xc0 &&
254 c != 0xce && c != 0xd0;
258 // Special Arabic letters are ones that do not get connected from left
259 // they are hamza, alef_madda, alef_hamza, waw_hamza, alef_hamza_under,
260 // alef, tah_marbota, dal, thal, rah, zai, wow, alef_maksoura
262 bool Encodings::is_arabic_special(unsigned char c)
264 return (c >= 0xc1 && c <= 0xc5) ||
265 c == 0xc7 || c == 0xc9 ||
266 c == 0xcf || c == 0xe8 ||
267 (c >= 0xd0 && c <= 0xd2) ||
271 bool Encodings::IsComposeChar_arabic(unsigned char c)
273 return c >= 0xeb && c <= 0xf2;
277 bool Encodings::is_arabic(unsigned char c)
279 return c >= arabic_start && arabic_table[c-arabic_start][0];
283 unsigned char Encodings::TransformChar(unsigned char c,
284 Encodings::Letter_Form form)
289 if (lyxrc.font_norm_type == LyXRC::ISO_10646_1)
290 return arabic_table2[c-arabic_start][form];
292 return arabic_table[c-arabic_start][form >> 1];
296 Encoding const * Encodings::getEncoding(string const & encoding) const
298 EncodingList::const_iterator it = encodinglist.find(encoding);
299 if (it != encodinglist.end())
305 Encodings::Encodings()
307 encodinglist["iso8859-1"] = Encoding("iso8859-1", "latin1", tab_iso8859_1);
309 #ifdef USE_UNICODE_FOR_SYMBOLS
310 Encoding("symbol", "", tab_symbol);
312 Encoding("symbol", "", tab_iso8859_1);
316 void Encodings::read(string const & filename)
324 struct keyword_item encodingtags[et_last - 1] = {
325 { "encoding", et_encoding },
329 LyXLex lex(encodingtags, et_last - 1);
330 lex.setFile(filename);
336 string const name = lex.getString();
338 string const latexname = lex.getString();
339 lyxerr[Debug::INIT] << "Reading encoding " << name << endl;
341 for (unsigned int i = 0; i < 256; ++i) {
343 string const tmp = lex.getString();
344 table[i] = ::strtol(tmp.c_str(), 0 , 16);
346 encodinglist[name] = Encoding(name, latexname, table);
347 if (lex.lex() != et_end)
348 lex.printError("Encodings::read: "
353 lex.printError("Encodings::read: Misplaced end");
355 case LyXLex::LEX_FEOF:
358 lex.printError("Encodings::read: "
359 "Unknown tag: `$$Token'");