lisp/language/thai.el

   1 ;;; thai.el --- support for Thai -*- coding: iso-2022-7bit; no-byte-compile: t -*-
   2
   3 ;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
   4 ;;   2005, 2006, 2007
   5 ;;   National Institute of Advanced Industrial Science and Technology (AIST)
   6 ;;   Registration Number H14PRO021
   7 ;; Copyright (C) 1997, 1998, 2000, 2001, 2002, 2003, 2004, 2005,
   8 ;;   2006, 2007  Free Software Foundation, Inc.
   9
  10 ;; Keywords: multilingual, Thai
  11
  12 ;; This file is part of GNU Emacs.
  13
  14 ;; GNU Emacs is free software; you can redistribute it and/or modify
  15 ;; it under the terms of the GNU General Public License as published by
  16 ;; the Free Software Foundation; either version 3, or (at your option)
  17 ;; any later version.
  18
  19 ;; GNU Emacs is distributed in the hope that it will be useful,
  20 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  21 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22 ;; GNU General Public License for more details.
  23
  24 ;; You should have received a copy of the GNU General Public License
  25 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  26 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  27 ;; Boston, MA 02110-1301, USA.
  28
  29 ;;; Commentary:
  30
  31 ;; For Thai, the character set TIS620 is supported.
  32
  33 ;;; Code:
  34
  35 (make-coding-system
  36  'thai-tis620 2 ?T
  37  "8-bit encoding for ASCII (MSB=0) and Thai TIS620 (MSB=1)."
  38  '(ascii thai-tis620 nil nil
  39    nil nil nil nil nil nil nil nil nil nil nil t)
  40  '((safe-charsets ascii thai-tis620)
  41    (mime-charset . tis-620)
  42    (post-read-conversion . thai-post-read-conversion)))
  43
  44 (define-coding-system-alias 'th-tis620 'thai-tis620)
  45 (define-coding-system-alias 'tis620 'thai-tis620)
  46 (define-coding-system-alias 'tis-620 'thai-tis620)
  47
  48 (set-language-info-alist
  49  "Thai" '((tutorial . "TUTORIAL.th")
  50           (charset thai-tis620)
  51           (coding-system thai-tis620)
  52           (coding-priority thai-tis620)
  53           (nonascii-translation . thai-tis620)
  54           (input-method . "thai-kesmanee")
  55           (unibyte-display . thai-tis620)
  56           (features thai-util)
  57           (setup-function . setup-thai-language-environment-internal)
  58           (exit-function . exit-thai-language-environment-internal)
  59           (sample-text
  60            . (thai-compose-string
  61               (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")))
  62           (documentation . t)))
  63
  64
  65 ;; Register a function to compose Thai characters.
  66 (let ((patterns '(("\\c0?\\(\\c2\\|\\c3\\|\\c4\\)+"
  67                    . thai-composition-function))))
  68   (aset composition-function-table (make-char 'thai-tis620) patterns)
  69   (dotimes (i (1+ (- #xe7f #xe00)))
  70     (aset composition-function-table (decode-char 'ucs (+ i #xe00)) patterns)))
  71
  72 (provide 'thai)
  73
  74 ;;; arch-tag: c7eb0e91-4db0-4619-81f8-8762e7d51e15
  75 ;;; thai.el ends here