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3fdc9c8f | 1 | ;;; thai-util.el --- utilities for Thai |
4ed46869 | 2 | |
4ed46869 | 3 | ;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN. |
fa526c4a | 4 | ;; Licensed to the Free Software Foundation. |
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5 | |
6 | ;; Keywords: mule, multilingual, thai | |
7 | ||
8 | ;; This file is part of GNU Emacs. | |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
12 | ;; the Free Software Foundation; either version 2, or (at your option) | |
13 | ;; any later version. | |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
369314dc KH |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
22 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
23 | ;; Boston, MA 02111-1307, USA. | |
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24 | |
25 | ;;; Code: | |
26 | ||
b34fe182 | 27 | ;;;###autoload |
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28 | (defun setup-thai-environment () |
29 | "Setup multilingual environment (MULE) for Thai." | |
30 | (interactive) | |
45717142 | 31 | (set-language-environment "Thai")) |
335a7ad7 | 32 | |
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33 | ;; Setting information of Thai characters. |
34 | ||
35 | (let ((l '((?\e,T!\e(B consonant "LETTER KO KAI") ; 0xA1 | |
36 | (?\e,T"\e(B consonant "LETTER KHO KHAI") ; 0xA2 | |
37 | (?\e,T#\e(B consonant "LETTER KHO KHUAT") ; 0xA3 | |
38 | (?\e,T$\e(B consonant "LETTER KHO KHWAI") ; 0xA4 | |
39 | (?\e,T%\e(B consonant "LETTER KHO KHON") ; 0xA5 | |
40 | (?\e,T&\e(B consonant "LETTER KHO RAKHANG") ; 0xA6 | |
41 | (?\e,T'\e(B consonant "LETTER NGO NGU") ; 0xA7 | |
42 | (?\e,T(\e(B consonant "LETTER CHO CHAN") ; 0xA8 | |
43 | (?\e,T)\e(B consonant "LETTER CHO CHING") ; 0xA9 | |
44 | (?\e,T*\e(B consonant "LETTER CHO CHANG") ; 0xAA | |
45 | (?\e,T+\e(B consonant "LETTER SO SO") ; 0xAB | |
46 | (?\e,T,\e(B consonant "LETTER CHO CHOE") ; 0xAC | |
47 | (?\e,T-\e(B consonant "LETTER YO YING") ; 0xAD | |
48 | (?\e,T.\e(B consonant "LETTER DO CHADA") ; 0xAE | |
49 | (?\e,T/\e(B consonant "LETTER TO PATAK") ; 0xAF | |
50 | (?\e,T0\e(B consonant "LETTER THO THAN") ; 0xB0 | |
51 | (?\e,T1\e(B consonant "LETTER THO NANGMONTHO") ; 0xB1 | |
52 | (?\e,T2\e(B consonant "LETTER THO PHUTHAO") ; 0xB2 | |
53 | (?\e,T3\e(B consonant "LETTER NO NEN") ; 0xB3 | |
54 | (?\e,T4\e(B consonant "LETTER DO DEK") ; 0xB4 | |
55 | (?\e,T5\e(B consonant "LETTER TO TAO") ; 0xB5 | |
56 | (?\e,T6\e(B consonant "LETTER THO THUNG") ; 0xB6 | |
57 | (?\e,T7\e(B consonant "LETTER THO THAHAN") ; 0xB7 | |
58 | (?\e,T8\e(B consonant "LETTER THO THONG") ; 0xB8 | |
59 | (?\e,T9\e(B consonant "LETTER NO NU") ; 0xB9 | |
60 | (?\e,T:\e(B consonant "LETTER BO BAIMAI") ; 0xBA | |
61 | (?\e,T;\e(B consonant "LETTER PO PLA") ; 0xBB | |
62 | (?\e,T<\e(B consonant "LETTER PHO PHUNG") ; 0xBC | |
63 | (?\e,T=\e(B consonant "LETTER FO FA") ; 0xBD | |
64 | (?\e,T>\e(B consonant "LETTER PHO PHAN") ; 0xBE | |
65 | (?\e,T?\e(B consonant "LETTER FO FAN") ; 0xBF | |
66 | (?\e,T@\e(B consonant "LETTER PHO SAMPHAO") ; 0xC0 | |
67 | (?\e,TA\e(B consonant "LETTER MO MA") ; 0xC1 | |
68 | (?\e,TB\e(B consonant "LETTER YO YAK") ; 0xC2 | |
69 | (?\e,TC\e(B consonant "LETTER RO RUA") ; 0xC3 | |
70 | (?\e,TD\e(B vowel-base "LETTER RU (Pali vowel letter)") ; 0xC4 | |
71 | (?\e,TE\e(B consonant "LETTER LO LING") ; 0xC5 | |
72 | (?\e,TF\e(B vowel-base "LETTER LU (Pali vowel letter)") ; 0xC6 | |
73 | (?\e,TG\e(B consonant "LETTER WO WAEN") ; 0xC7 | |
74 | (?\e,TH\e(B consonant "LETTER SO SALA") ; 0xC8 | |
75 | (?\e,TI\e(B consonant "LETTER SO RUSI") ; 0xC9 | |
76 | (?\e,TJ\e(B consonant "LETTER SO SUA") ; 0xCA | |
77 | (?\e,TK\e(B consonant "LETTER HO HIP") ; 0xCB | |
78 | (?\e,TL\e(B consonant "LETTER LO CHULA") ; 0xCC | |
79 | (?\e,TM\e(B consonant "LETTER O ANG") ; 0xCD | |
80 | (?\e,TN\e(B consonant "LETTER HO NOK HUK") ; 0xCE | |
81 | (?\e,TO\e(B special "PAI YAN NOI (abbreviation)") ; 0xCF | |
82 | (?\e,TP\e(B vowel-base "VOWEL SIGN SARA A") ; 0xD0 | |
83 | (?\e,TQ\e(B vowel-upper "VOWEL SIGN MAI HAN-AKAT N/S-T") ; 0xD1 | |
84 | (?\e,TR\e(B vowel-base "VOWEL SIGN SARA AA") ; 0xD2 | |
85 | (?\e,TS\e(B vowel-base "VOWEL SIGN SARA AM") ; 0xD3 | |
86 | (?\e,TT\e(B vowel-upper "VOWEL SIGN SARA I N/S-T") ; 0xD4 | |
87 | (?\e,TU\e(B vowel-upper "VOWEL SIGN SARA II N/S-T") ; 0xD5 | |
88 | (?\e,TV\e(B vowel-upper "VOWEL SIGN SARA UE N/S-T") ; 0xD6 | |
89 | (?\e,TW\e(B vowel-upper "VOWEL SIGN SARA UEE N/S-T") ; 0xD7 | |
90 | (?\e,TX\e(B vowel-lower "VOWEL SIGN SARA U N/S-B") ; 0xD8 | |
91 | (?\e,TY\e(B vowel-lower "VOWEL SIGN SARA UU N/S-B") ; 0xD9 | |
92 | (?\e,TZ\e(B vowel-lower "VOWEL SIGN PHINTHU N/S-B (Pali virama)") ; 0xDA | |
93 | (?\e,T[\e(B invalid nil) ; 0xDA | |
94 | (?\e,T\\e(B invalid nil) ; 0xDC | |
95 | (?\e,T]\e(B invalid nil) ; 0xDC | |
96 | (?\e,T^\e(B invalid nil) ; 0xDC | |
97 | (?\e,T_\e(B special "BAHT SIGN (currency symbol)") ; 0xDF | |
98 | (?\e,T`\e(B vowel-base "VOWEL SIGN SARA E") ; 0xE0 | |
99 | (?\e,Ta\e(B vowel-base "VOWEL SIGN SARA AE") ; 0xE1 | |
100 | (?\e,Tb\e(B vowel-base "VOWEL SIGN SARA O") ; 0xE2 | |
101 | (?\e,Tc\e(B vowel-base "VOWEL SIGN SARA MAI MUAN") ; 0xE3 | |
102 | (?\e,Td\e(B vowel-base "VOWEL SIGN SARA MAI MALAI") ; 0xE4 | |
103 | (?\e,Te\e(B vowel-base "LAK KHANG YAO") ; 0xE5 | |
104 | (?\e,Tf\e(B special "MAI YAMOK (repetion)") ; 0xE6 | |
105 | (?\e,Tg\e(B vowel-upper "VOWEL SIGN MAI TAI KHU N/S-T") ; 0xE7 | |
106 | (?\e,Th\e(B tone "TONE MAI EK N/S-T") ; 0xE8 | |
107 | (?\e,Ti\e(B tone "TONE MAI THO N/S-T") ; 0xE9 | |
108 | (?\e,Tj\e(B tone "TONE MAI TRI N/S-T") ; 0xEA | |
109 | (?\e,Tk\e(B tone "TONE MAI CHATTAWA N/S-T") ; 0xEB | |
110 | (?\e,Tl\e(B tone "THANTHAKHAT N/S-T (cancellation mark)") ; 0xEC | |
111 | (?\e,Tm\e(B tone "NIKKHAHIT N/S-T (final nasal)") ; 0xED | |
112 | (?\e,Tn\e(B vowel-upper "YAMAKKAN N/S-T") ; 0xEE | |
113 | (?\e,To\e(B special "FONRMAN") ; 0xEF | |
114 | (?\e,Tp\e(B special "DIGIT ZERO") ; 0xF0 | |
115 | (?\e,Tq\e(B special "DIGIT ONE") ; 0xF1 | |
116 | (?\e,Tr\e(B special "DIGIT TWO") ; 0xF2 | |
117 | (?\e,Ts\e(B special "DIGIT THREE") ; 0xF3 | |
118 | (?\e,Tt\e(B special "DIGIT FOUR") ; 0xF4 | |
119 | (?\e,Tu\e(B special "DIGIT FIVE") ; 0xF5 | |
120 | (?\e,Tv\e(B special "DIGIT SIX") ; 0xF6 | |
121 | (?\e,Tw\e(B special "DIGIT SEVEN") ; 0xF7 | |
122 | (?\e,Tx\e(B special "DIGIT EIGHT") ; 0xF8 | |
123 | (?\e,Ty\e(B special "DIGIT NINE") ; 0xF9 | |
124 | (?\e,Tz\e(B special "ANGKHANKHU (ellipsis)") ; 0xFA | |
125 | (?\e,T{\e(B special "KHOMUT (beginning of religious texts)") ; 0xFB | |
126 | (?\e,T|\e(B invalid nil) ; 0xFC | |
127 | (?\e,T}\e(B invalid nil) ; 0xFD | |
128 | (?\e,T~\e(B invalid nil) ; 0xFE | |
129 | )) | |
130 | elm) | |
131 | (while l | |
132 | (setq elm (car l)) | |
133 | (put-char-code-property (car elm) 'phonetic-type (car (cdr elm))) | |
134 | (put-char-code-property (car elm) 'name (nth 2 elm)) | |
135 | (setq l (cdr l)))) | |
136 | ||
137 | ;;;###autoload | |
138 | (defun thai-compose-region (beg end) | |
139 | "Compose Thai characters in the region. | |
140 | When called from a program, expects two arguments, | |
141 | positions (integers or markers) specifying the region." | |
142 | (interactive "r") | |
143 | (save-restriction | |
144 | (narrow-to-region beg end) | |
145 | (decompose-region (point-min) (point-max)) | |
146 | (goto-char (point-min)) | |
147 | (while (re-search-forward "\\c0\\(\\c2\\|\\c3\\|\\c4\\)+" nil t) | |
148 | (if (aref (char-category-set (char-after (match-beginning 0))) ?t) | |
149 | (compose-region (match-beginning 0) (match-end 0)))))) | |
150 | ||
151 | ;;;###autoload | |
152 | (defun thai-compose-buffer () | |
153 | "Compose Thai characters in the current buffer." | |
154 | (interactive) | |
155 | (thai-compose-region (point-min) (point-max))) | |
156 | ||
157 | ;;;###autoload | |
158 | (defun thai-post-read-conversion (len) | |
159 | (save-excursion | |
160 | (save-restriction | |
161 | (let ((buffer-modified-p (buffer-modified-p))) | |
162 | (narrow-to-region (point) (+ (point) len)) | |
163 | (thai-compose-region (point-min) (point-max)) | |
164 | (set-buffer-modified-p buffer-modified-p) | |
9a0ce8ca | 165 | (- (point-max) (point-min)))))) |
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166 | |
167 | ;;;###autoload | |
168 | (defun thai-pre-write-conversion (from to) | |
169 | (let ((old-buf (current-buffer)) | |
170 | (work-buf (get-buffer-create " *thai-work*"))) | |
171 | (set-buffer work-buf) | |
172 | (erase-buffer) | |
1d1180f7 KH |
173 | (if (stringp from) |
174 | (insert from) | |
175 | (insert-buffer-substring old-buf from to)) | |
176 | (decompose-region (point-min) (point-max)) | |
177 | ;; Should return nil as annotations. | |
178 | nil)) | |
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179 | |
180 | ;; | |
650e8505 | 181 | (provide 'thai-util) |
4ed46869 | 182 | |
4ed46869 | 183 | ;;; thai-util.el ends here |