lisp/language/ethiopic.el

   1 ;;; ethiopic.el --- Support for Ethiopic -*- coding: iso-2022-7bit; -*-
   2
   3 ;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
   4 ;; Licensed to the Free Software Foundation.
   5
   6 ;; Keywords: multilingual, Ethiopic
   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 ;; Author: TAKAHASHI Naoto <ntakahas@etl.go.jp>
  26
  27 ;;; Code:
  28
  29 (define-ccl-program ccl-encode-ethio-font
  30   '(0
  31     ;; In:  R0:ethiopic (not checked)
  32     ;;      R1:position code 1
  33     ;;      R2:position code 2
  34     ;; Out: R1:font code point 1
  35     ;;      R2:font code point 2
  36     ((r1 -= 33)
  37      (r2 -= 33)
  38      (r1 *= 94)
  39      (r2 += r1)
  40      (if (r2 < 256)
  41          (r1 = ?\x12)
  42        (if (r2 < 448)
  43            ((r1 = ?\x13) (r2 -= 256))
  44          ((r1 = ?\xfd) (r2 -= 208))
  45          ))))
  46   "CCL program to encode an Ethiopic code to code point of Ethiopic font.")
  47
  48 (setq font-ccl-encoder-alist
  49       (cons (cons "ethiopic" ccl-encode-ethio-font) font-ccl-encoder-alist))
  50
  51 (set-language-info-alist
  52  "Ethiopic" '((setup-function . setup-ethiopic-environment-internal)
  53               (exit-function . exit-ethiopic-environment)
  54               (charset ethiopic)
  55               (coding-system iso-2022-7bit)
  56               (coding-priority iso-2022-7bit)
  57               (input-method . "ethiopic")
  58               (features ethio-util)
  59               (sample-text . "\e$(3$Q#U!.\e(B")
  60               (documentation . t)))
  61
  62 (provide 'ethiopic)
  63
  64 ;;; ethiopic.el ends here