1;;; iso-ascii.el --- set up char tables for ISO 8859/1 on ASCII terminals
2
3;; Copyright (C) 1987, 1995, 1998, 2001, 2002, 2003, 2004,
4;;   2005, 2006, 2007  Free Software Foundation, Inc.
5
6;; Author: Howard Gayle
7;; Maintainer: FSF
8;; Keywords: i18n
9
10;; This file is part of GNU Emacs.
11
12;; GNU Emacs is free software; you can redistribute it and/or modify
13;; it under the terms of the GNU General Public License as published by
14;; the Free Software Foundation; either version 2, or (at your option)
15;; any later version.
16
17;; GNU Emacs is distributed in the hope that it will be useful,
18;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20;; GNU General Public License for more details.
21
22;; You should have received a copy of the GNU General Public License
23;; along with GNU Emacs; see the file COPYING.  If not, write to the
24;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
25;; Boston, MA 02110-1301, USA.
26
27;;; Commentary:
28
29;; Written by Howard Gayle.  See display-table.el for details.
30
31;; This code sets up to display ISO 8859/1 characters on plain
32;; ASCII terminals.  The display strings for the characters are
33;; more-or-less based on TeX.
34
35;;; Code:
36
37(require 'disp-table)
38
39(defgroup iso-ascii nil
40  "Set up char tables for ISO 8859/1 on ASCII terminals."
41  :prefix "iso-ascii-"
42  :group 'i18n)
43
44(defcustom iso-ascii-convenient nil
45  "*Non-nil means `iso-ascii' should aim for convenience, not precision."
46  :type 'boolean
47  :group 'iso-ascii)
48
49(defvar iso-ascii-display-table (make-display-table)
50  "Display table used for ISO-ASCII mode.")
51
52(defvar iso-ascii-standard-display-table nil
53  "Display table used when not in ISO-ASCII mode.")
54;; Don't alter iso-ascii-standard-display-table if this file is loaded again,
55;; or even by using C-M-x on any of the expressions.
56(unless iso-ascii-standard-display-table
57  (setq iso-ascii-standard-display-table
58	standard-display-table))
59
60(defun iso-ascii-display (code string &optional convenient-string)
61  (if iso-ascii-convenient
62      (setq string (or convenient-string string))
63    (setq string (concat "{" string "}")))
64  ;; unibyte
65  (aset iso-ascii-display-table code string)
66  ;; multibyte
67  (aset iso-ascii-display-table (make-char 'latin-iso8859-1 (- code 128))
68	string))
69
70(iso-ascii-display 160 "_" " ")   ; NBSP (no-break space)
71(iso-ascii-display 161 "!")   ; inverted exclamation mark
72(iso-ascii-display 162 "c")   ; cent sign
73(iso-ascii-display 163 "GBP") ; pound sign
74(iso-ascii-display 164 "$")   ; general currency sign
75(iso-ascii-display 165 "JPY") ; yen sign
76(iso-ascii-display 166 "|")   ; broken vertical line
77(iso-ascii-display 167 "S" "(S)")   ; section sign
78(iso-ascii-display 168 "\"")  ; diaeresis
79(iso-ascii-display 169 "C" "(C)")   ; copyright sign
80(iso-ascii-display 170 "_a")  ; ordinal indicator, feminine
81(iso-ascii-display 171 "<<")  ; left angle quotation mark
82(iso-ascii-display 172 "~")   ; not sign
83(iso-ascii-display 173 "-")   ; soft hyphen
84(iso-ascii-display 174 "R" "(R)")   ; registered sign
85(iso-ascii-display 175 "=")   ; macron
86(iso-ascii-display 176 "o")   ; degree sign
87(iso-ascii-display 177 "+-")  ; plus or minus sign
88(iso-ascii-display 178 "2")   ; superscript two
89(iso-ascii-display 179 "3")   ; superscript three
90(iso-ascii-display 180 "'")   ; acute accent
91(iso-ascii-display 181 "u")   ; micro sign
92(iso-ascii-display 182 "P" "(P)")   ; pilcrow
93(iso-ascii-display 183 ".")   ; middle dot
94(iso-ascii-display 184 ",")   ; cedilla
95(iso-ascii-display 185 "1")   ; superscript one
96(iso-ascii-display 186 "_o")  ; ordinal indicator, masculine
97(iso-ascii-display 187 ">>")  ; right angle quotation mark
98(iso-ascii-display 188 "1/4") ; fraction one-quarter
99(iso-ascii-display 189 "1/2") ; fraction one-half
100(iso-ascii-display 190 "3/4") ; fraction three-quarters
101(iso-ascii-display 191 "?")   ; inverted question mark
102(iso-ascii-display 192 "`A")  ; A with grave accent
103(iso-ascii-display 193 "'A")  ; A with acute accent
104(iso-ascii-display 194 "^A")  ; A with circumflex accent
105(iso-ascii-display 195 "~A")  ; A with tilde
106(iso-ascii-display 196 "\"A") ; A with diaeresis or umlaut mark
107(iso-ascii-display 197 "AA")  ; A with ring
108(iso-ascii-display 198 "AE")  ; AE diphthong
109(iso-ascii-display 199 ",C")  ; C with cedilla
110(iso-ascii-display 200 "`E")  ; E with grave accent
111(iso-ascii-display 201 "'E")  ; E with acute accent
112(iso-ascii-display 202 "^E")  ; E with circumflex accent
113(iso-ascii-display 203 "\"E") ; E with diaeresis or umlaut mark
114(iso-ascii-display 204 "`I")  ; I with grave accent
115(iso-ascii-display 205 "'I")  ; I with acute accent
116(iso-ascii-display 206 "^I")  ; I with circumflex accent
117(iso-ascii-display 207 "\"I") ; I with diaeresis or umlaut mark
118(iso-ascii-display 208 "-D")  ; D with stroke, Icelandic eth
119(iso-ascii-display 209 "~N")  ; N with tilde
120(iso-ascii-display 210 "`O")  ; O with grave accent
121(iso-ascii-display 211 "'O")  ; O with acute accent
122(iso-ascii-display 212 "^O")  ; O with circumflex accent
123(iso-ascii-display 213 "~O")  ; O with tilde
124(iso-ascii-display 214 "\"O") ; O with diaeresis or umlaut mark
125(iso-ascii-display 215 "x")   ; multiplication sign
126(iso-ascii-display 216 "/O")  ; O with slash
127(iso-ascii-display 217 "`U")  ; U with grave accent
128(iso-ascii-display 218 "'U")  ; U with acute accent
129(iso-ascii-display 219 "^U")  ; U with circumflex accent
130(iso-ascii-display 220 "\"U") ; U with diaeresis or umlaut mark
131(iso-ascii-display 221 "'Y")  ; Y with acute accent
132(iso-ascii-display 222 "TH")  ; capital thorn, Icelandic
133(iso-ascii-display 223 "ss")  ; small sharp s, German
134(iso-ascii-display 224 "`a")  ; a with grave accent
135(iso-ascii-display 225 "'a")  ; a with acute accent
136(iso-ascii-display 226 "^a")  ; a with circumflex accent
137(iso-ascii-display 227 "~a")  ; a with tilde
138(iso-ascii-display 228 "\"a") ; a with diaeresis or umlaut mark
139(iso-ascii-display 229 "aa")  ; a with ring
140(iso-ascii-display 230 "ae")  ; ae diphthong
141(iso-ascii-display 231 ",c")  ; c with cedilla
142(iso-ascii-display 232 "`e")  ; e with grave accent
143(iso-ascii-display 233 "'e")  ; e with acute accent
144(iso-ascii-display 234 "^e")  ; e with circumflex accent
145(iso-ascii-display 235 "\"e") ; e with diaeresis or umlaut mark
146(iso-ascii-display 236 "`i")  ; i with grave accent
147(iso-ascii-display 237 "'i")  ; i with acute accent
148(iso-ascii-display 238 "^i")  ; i with circumflex accent
149(iso-ascii-display 239 "\"i") ; i with diaeresis or umlaut mark
150(iso-ascii-display 240 "-d")  ; d with stroke, Icelandic eth
151(iso-ascii-display 241 "~n")  ; n with tilde
152(iso-ascii-display 242 "`o")  ; o with grave accent
153(iso-ascii-display 243 "'o")  ; o with acute accent
154(iso-ascii-display 244 "^o")  ; o with circumflex accent
155(iso-ascii-display 245 "~o")  ; o with tilde
156(iso-ascii-display 246 "\"o") ; o with diaeresis or umlaut mark
157(iso-ascii-display 247 "/")   ; division sign
158(iso-ascii-display 248 "/o")  ; o with slash
159(iso-ascii-display 249 "`u")  ; u with grave accent
160(iso-ascii-display 250 "'u")  ; u with acute accent
161(iso-ascii-display 251 "^u")  ; u with circumflex accent
162(iso-ascii-display 252 "\"u") ; u with diaeresis or umlaut mark
163(iso-ascii-display 253 "'y")  ; y with acute accent
164(iso-ascii-display 254 "th")  ; small thorn, Icelandic
165(iso-ascii-display 255 "\"y") ; small y with diaeresis or umlaut mark
166
167(defun iso-ascii-mode (arg)
168  "Toggle ISO-ASCII mode."
169  (interactive "P")
170  (unless arg
171    (setq arg (eq standard-display-table iso-ascii-standard-display-table)))
172  (setq standard-display-table
173	(if arg
174	    iso-ascii-display-table
175	  iso-ascii-standard-display-table)))
176
177(provide 'iso-ascii)
178
179;;; arch-tag: 687edf0d-f792-471e-b50e-be805938359a
180;;; iso-ascii.el ends here
181