lisp/language/thai.el

   1 ;;; thai.el --- support for Thai -*- coding: iso-2022-7bit; no-byte-compile: t -*-
   2
   3 ;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
   4 ;; Licensed to the Free Software Foundation.
   5
   6 ;; Keywords: 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
  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 ;; For Thai, the character set TIS620 is supported.
  28
  29 ;;; Code:
  30
  31 (make-coding-system
  32  'thai-tis620 2 ?T
  33  "8-bit encoding for ASCII (MSB=0) and Thai TIS620 (MSB=1)."
  34  '(ascii thai-tis620 nil nil
  35    nil nil nil nil nil nil nil nil nil nil nil t)
  36  '((safe-charsets ascii thai-tis620)
  37    (mime-charset . tis-620)
  38    (post-read-conversion . thai-post-read-conversion)))
  39
  40 (define-coding-system-alias 'th-tis620 'thai-tis620)
  41 (define-coding-system-alias 'tis620 'thai-tis620)
  42 (define-coding-system-alias 'tis-620 'thai-tis620)
  43
  44 (set-language-info-alist
  45  "Thai" '((tutorial . "TUTORIAL.th")
  46           (charset thai-tis620)
  47           (coding-system thai-tis620)
  48           (coding-priority thai-tis620)
  49           (nonascii-translation . thai-tis620)
  50           (input-method . "thai-kesmanee")
  51           (unibyte-display . thai-tis620)
  52           (features thai-util)
  53           (sample-text
  54            . (thai-compose-string
  55               (copy-sequence "Thai (\e,T@RIRd7B\e(B)              \e,TJ\e0GQ\e1J\e04U\e1$\e0CQ\e1:\e(B, \e,TJ\e0GQ\e1J\e04U\e1\e0$h\e1P\e(B")))
  56           (documentation . t)))
  57
  58
  59 ;; Register a function to compose Thai characters.
  60 (let ((patterns '(("\\c0\\c4\\|\\c0\\(\\c2\\|\\c3\\)\\c4?"
  61                    . thai-composition-function))))
  62   (aset composition-function-table (make-char 'thai-tis620) patterns)
  63   (dotimes (i (1+ (- #xe7f #xe00)))
  64     (aset composition-function-table (decode-char 'ucs (+ i #xe00)) patterns)))
  65
  66 (provide 'thai)
  67
  68 ;;; thai.el ends here