leim/quail/thai.el

   1 ;;; thai.el --- Quail package for inputting Thai characters
   2
   3 ;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
   4 ;; Licensed to the Free Software Foundation.
   5
   6 ;; Keywords: multilingual, input method, 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
  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.
  24
  25 ;;; Commentary:
  26
  27 ;;; Code:
  28
  29 (require 'quail)
  30 (require 'thai-util)
  31
  32 (defun quail-thai-update-translation (control-flag)
  33   (if (integerp control-flag)
  34       ;; Non-composable character typed.
  35       (setq quail-current-str
  36             (buffer-substring (overlay-start quail-overlay)
  37                               (overlay-end quail-overlay))
  38             unread-command-events
  39             (string-to-list
  40              (substring quail-current-key control-flag)))
  41     (setq quail-current-str
  42           (compose-string (quail-lookup-map-and-concat quail-current-key))))
  43   control-flag)
  44
  45 (defun thai-generate-quail-map (translation-table)
  46   (let ((i 0)
  47         consonant vowel tone voweltone others)
  48     ;; Categorize Thai characters into one of above.
  49     (while (< i 128)
  50       (let ((trans (aref translation-table i))
  51             ptype)
  52         (if (eq trans 0)
  53             nil
  54           (if (> (length trans) 1)
  55               (setq ptype 'voweltone
  56                     trans (vector (compose-string trans)))
  57             (setq ptype (get-char-code-property (aref trans 0) 'phonetic-type))
  58             (cond ((memq ptype '(vowel-upper vowel-lower))
  59                    (setq ptype 'vowel))
  60                   ((not (memq ptype '(consonant tone)))
  61                    (setq ptype 'others))))
  62           (set ptype (cons (cons (char-to-string i) trans)
  63                            (symbol-value ptype)))))
  64       (setq i (1+ i)))
  65
  66     (quail-map-from-table
  67      '((base-state (consonant . vt-state)
  68                    vowel tone voweltone others)
  69        (vt-state (vowel . t-state)
  70                  voweltone tone)
  71        (t-state tone)))))
  72
  73 ;; Thai Kesmanee keyboard support.
  74
  75 (quail-define-package
  76  "thai-kesmanee" "Thai" "\e,T!!\e(B>" t
  77  "Thai Kesmanee input method with TIS620 keyboard layout
  78
  79 The difference from the ordinal Thai keyboard:
  80     '\e,T_\e(B' and '\e,To\e(B' are assigned to '\\' and '|' respectively,
  81     '\e,T#\e(B' and '\e,T%\e(B' are assigned to '`' and '~' respectively,
  82     Don't know where to assign characters '\e,Tz\e(B' and '\e,T{\e(B'."
  83  nil t t t t nil nil nil 'quail-thai-update-translation nil t)
  84
  85 (quail-install-map
  86  (thai-generate-quail-map
  87   [
  88    0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0      ; control codes
  89    0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0      ; control codes
  90    0   "#" "\e,TF\e(B" "\e,Tr\e(B" "\e,Ts\e(B" "\e,Tt\e(B" "\e,TQi\e(B" "\e,T'\e(B" ; SPC .. '
  91    "\e,Tv\e(B" "\e,Tw\e(B" "\e,Tu\e(B" "\e,Ty\e(B" "\e,TA\e(B" "\e,T"\e(B" "\e,Tc\e(B" "\e,T=\e(B"      ; ( .. /
  92    "\e,T(\e(B" "\e,TE\e(B" "/" "_" "\e,T@\e(B" "\e,T6\e(B" "\e,TX\e(B" "\e,TV\e(B"  ; 0 .. 7
  93    "\e,T$\e(B" "\e,T5\e(B" "\e,T+\e(B" "\e,TG\e(B" "\e,T2\e(B" "\e,T*\e(B" "\e,TL\e(B" "\e,TF\e(B"      ; 8 .. ?
  94    "\e,Tq\e(B" "\e,TD\e(B" "\e,TZ\e(B" "\e,T)\e(B" "\e,T/\e(B" "\e,T.\e(B" "\e,Tb\e(B" "\e,T,\e(B"      ; @ .. G
  95    "\e,Tg\e(B" "\e,T3\e(B" "\e,Tk\e(B" "\e,TI\e(B" "\e,TH\e(B" "\e,Tn\e(B" "\e,Tl\e(B" "\e,TO\e(B"      ; H .. O
  96    "\e,T-\e(B" "\e,Tp\e(B" "\e,T1\e(B" "\e,T&\e(B" "\e,T8\e(B" "\e,Tj\e(B" "\e,TN\e(B" "\""   ; P .. W
  97    ")" "\e,Tm\e(B" "(" "\e,T:\e(B" "\e,T_\e(B" "\e,TE\e(B" "\e,TY\e(B" "\e,Tx\e(B"  ; X .. _
  98    "\e,T#\e(B" "\e,T?\e(B" "\e,TT\e(B" "\e,Ta\e(B" "\e,T!\e(B" "\e,TS\e(B" "\e,T4\e(B" "\e,T`\e(B"      ; ` .. g
  99    "\e,Ti\e(B" "\e,TC\e(B" "\e,Th\e(B" "\e,TR\e(B" "\e,TJ\e(B" "\e,T7\e(B" "\e,TW\e(B" "\e,T9\e(B"      ; h .. o
 100    "\e,TB\e(B" "\e,Tf\e(B" "\e,T>\e(B" "\e,TK\e(B" "\e,TP\e(B" "\e,TU\e(B" "\e,TM\e(B" "\e,Td\e(B"      ; p .. w
 101    "\e,T;\e(B" "\e,TQ\e(B" "\e,T<\e(B" "\e,T0\e(B" "\e,To\e(B" "." "\e,T%\e(B" 0    ; x .. DEL
 102    ]))
 103
 104
 105 \f
 106 ;; Thai Pattachote keyboard support.
 107
 108 (quail-define-package
 109  "thai-pattachote" "Thai" "\e,T!;\e(B>" t
 110  "Thai Pattachote input method with TIS620 keyboard layout"
 111  nil t t t t nil nil nil 'quail-thai-update-translation nil t)
 112
 113 (quail-install-map
 114  (thai-generate-quail-map
 115   [ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0     ; control codes
 116     0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0     ; control codes
 117     0 "+" "\e,T1\e(B" "/" "," "?" "_" "\e,T"\e(B"   ; SPC .. '
 118     "(" ")" "." "%" "\e,TP\e(B" "\e,Tq\e(B" "\e,T(\e(B" "\e,T>\e(B"     ; ( .. /
 119     "\e,Tp\e(B" "=" "\e,Tr\e(B" "\e,Ts\e(B" "\e,Tt\e(B" "\e,Tu\e(B" "\e,TY\e(B" "\e,Tw\e(B"   ; 0 .. 7
 120     "\e,Tx\e(B" "\e,Ty\e(B" "\e,T&\e(B" "\e,Td\e(B" "\e,T?\e(B" "\e,Tv\e(B" "\e,T2\e(B" "\e,TL\e(B"     ; 8 .. ?
 121     "\"" "\e,Tk\e(B" "\e,TQ\e(B" "\e,T0\e(B" "\e,TS\e(B" "\e,Tf\e(B" "\e,T3\e(B" "\e,Tl\e(B"  ; @ .. G
 122     "\e,TW\e(B" "\e,T+\e(B" "\e,T<\e(B" "\e,T*\e(B" "\e,Tb\e(B" "\e,TN\e(B" "\e,TH\e(B" "\e,T6\e(B"     ; H .. O
 123     "\e,T2\e(B" "\e,Tj\e(B" "\e,T-\e(B" "\e,T8\e(B" "\e,TI\e(B" "\e,T=\e(B" "\e,T@\e(B" "\e,TD\e(B"     ; P .. W
 124     "\e,T.\e(B" "\e,TV\e(B" "\e,T.\e(B" "\e,Tc\e(B" "\e,TZ\e(B" "\e,T2\e(B" "\e,TX\e(B" "-"   ; X .. _
 125     "\e,T#\e(B" "\e,Ti\e(B" "\e,TT\e(B" "\e,TE\e(B" "\e,T'\e(B" "\e,TB\e(B" "\e,T!\e(B" "\e,TQ\e(B"     ; ` .. g
 126     "\e,TU\e(B" "\e,TA\e(B" "\e,TR\e(B" "\e,T9\e(B" "\e,T`\e(B" "\e,TJ\e(B" "\e,T$\e(B" "\e,TG\e(B"     ; h .. o
 127     "\e,Ta\e(B" "\e,Tg\e(B" "\e,TM\e(B" "\e,T7\e(B" "\e,TC\e(B" "\e,T4\e(B" "\e,TK\e(B" "\e,T5\e(B"     ; p .. w
 128     "\e,T;\e(B" "\e,Th\e(B" "\e,T:\e(B" "\e,TO\e(B" "\e,Tm\e(B" "\e,TF\e(B" "\e,T%\e(B" 0     ; x .. DEL
 129     ]))
 130
 131 ;;; thai.el ends here