1 ;;; vietnamese.el --- Support for Vietnamese
3 ;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
4 ;; Licensed to the Free Software Foundation.
5 ;; Copyright (C) 1997 MORIOKA Tomohiko
7 ;; Keywords: multilingual, Vietnamese
9 ;; This file is part of XEmacs.
11 ;; XEmacs is free software; you can redistribute it and/or modify it
12 ;; under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; XEmacs is distributed in the hope that it will be useful, but
17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ;; General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with XEmacs; see the file COPYING. If not, write to the Free
23 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
28 ;; For Vietnames, the character sets VISCII and VSCII are supported.
34 (defvar viet-viscii-decode-table
35 [;; VISCII is a full 8-bit code.
36 0 1 ?
\e,2F
\e(B 3 4 ?
\e,2G
\e(B ?
\e,2g
\e(B 7 8 9 10 11 12 13 14 15
37 16 17 18 19 ?
\e,2V
\e(B 21 22 23 24 ?
\e,2[
\e(B 26 27 28 29 ?
\e,2\
\e(B 31
38 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
39 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
40 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
41 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
42 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111
43 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127
44 ?
\e,2U
\e(B ?
\e,2!
\e(B ?
\e,2"
\e(B ?
\e,2#
\e(B ?
\e,2$
\e(B ?
\e,2%
\e(B ?
\e,2&
\e(B ?
\e,2'
\e(B ?
\e,2(
\e(B ?
\e,2)
\e(B ?
\e,2*
\e(B ?
\e,2+
\e(B ?
\e,2,
\e(B ?
\e,2-
\e(B ?
\e,2.
\e(B ?
\e,2/
\e(B
45 ?
\e,20
\e(B ?
\e,21
\e(B ?
\e,22
\e(B ?
\e,25
\e(B ?
\e,2~
\e(B ?
\e,2>
\e(B ?
\e,26
\e(B ?
\e,27
\e(B ?
\e,28
\e(B ?
\e,2v
\e(B ?
\e,2w
\e(B ?
\e,2o
\e(B ?
\e,2|
\e(B ?
\e,2{
\e(B ?
\e,2x
\e(B ?
\e,2O
\e(B
46 ?
\e,2u
\e(B ?
\e,1!
\e(B ?
\e,1"
\e(B ?
\e,1#
\e(B ?
\e,1$
\e(B ?
\e,1%
\e(B ?
\e,1&
\e(B ?
\e,1'
\e(B ?
\e,1(
\e(B ?
\e,1)
\e(B ?
\e,1*
\e(B ?
\e,1+
\e(B ?
\e,1,
\e(B ?
\e,1-
\e(B ?
\e,1.
\e(B ?
\e,1/
\e(B
47 ?
\e,10
\e(B ?
\e,11
\e(B ?
\e,12
\e(B ?
\e,2^
\e(B ?
\e,2=
\e(B ?
\e,15
\e(B ?
\e,16
\e(B ?
\e,17
\e(B ?
\e,18
\e(B ?
\e,2q
\e(B ?
\e,2Q
\e(B ?
\e,2W
\e(B ?
\e,2X
\e(B ?
\e,1=
\e(B ?
\e,1>
\e(B ?
\e,2_
\e(B
48 ?
\e,2`
\e(B ?
\e,2a
\e(B ?
\e,2b
\e(B ?
\e,2c
\e(B ?
\e,2d
\e(B ?
\e,2e
\e(B ?
\e,1F
\e(B ?
\e,1G
\e(B ?
\e,2h
\e(B ?
\e,2i
\e(B ?
\e,2j
\e(B ?
\e,2k
\e(B ?
\e,2l
\e(B ?
\e,2m
\e(B ?
\e,2n
\e(B ?
\e,1O
\e(B
49 ?
\e,2p
\e(B ?
\e,1Q
\e(B ?
\e,2r
\e(B ?
\e,2s
\e(B ?
\e,2t
\e(B ?
\e,1U
\e(B ?
\e,1V
\e(B ?
\e,1W
\e(B ?
\e,1X
\e(B ?
\e,2y
\e(B ?
\e,2z
\e(B ?
\e,1[
\e(B ?
\e,1\
\e(B ?
\e,2}
\e(B ?
\e,1^
\e(B ?
\e,1_
\e(B
50 ?
\e,1`
\e(B ?
\e,1a
\e(B ?
\e,1b
\e(B ?
\e,1c
\e(B ?
\e,1d
\e(B ?
\e,1e
\e(B ?
\e,1f
\e(B ?
\e,1g
\e(B ?
\e,1h
\e(B ?
\e,1i
\e(B ?
\e,1j
\e(B ?
\e,1k
\e(B ?
\e,1l
\e(B ?
\e,1m
\e(B ?
\e,1n
\e(B ?
\e,1o
\e(B
51 ?
\e,1p
\e(B ?
\e,1q
\e(B ?
\e,1r
\e(B ?
\e,1s
\e(B ?
\e,1t
\e(B ?
\e,1u
\e(B ?
\e,1v
\e(B ?
\e,1w
\e(B ?
\e,1x
\e(B ?
\e,1y
\e(B ?
\e,1z
\e(B ?
\e,1{
\e(B ?
\e,1|
\e(B ?
\e,1}
\e(B ?
\e,1~
\e(B ?
\e,2f
\e(B ]
52 "Vietnamese VISCII decoding table.")
54 (defvar viet-viscii-encode-table
55 (let ((table-lower (make-vector 128 0))
56 (table-upper (make-vector 128 0))
61 (split-char (aref viet-viscii-decode-table i)))
62 (cond ((eq (car char-component) 'vietnamese-viscii-lower)
63 (aset table-lower (nth 1 char-component) i))
64 ((eq (car char-component) 'vietnamese-viscii-upper)
65 (aset table-upper (nth 1 char-component) i)))
67 (cons table-lower table-upper))
68 "Vietnamese VISCII encoding table.
69 Cons of tables for encoding lower-case chars and upper-case characters.
70 Both tables are indexed by the position code of Vietnamese characters.")
72 (defvar viet-vscii-decode-table
73 [;; VSCII is a full 8-bit code.
74 0 ?
\e,2z
\e(B ?
\e,2x
\e(B 3 ?
\e,2W
\e(B ?
\e,2X
\e(B ?
\e,2f
\e(B 7 8 9 10 11 12 13 14 15
75 16 ?
\e,2Q
\e(B ?
\e,2_
\e(B ?
\e,2O
\e(B ?
\e,2V
\e(B ?
\e,2[
\e(B ?
\e,2}
\e(B ?
\e,2\
\e(B 24 25 26 27 28 29 30 31
76 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
77 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
78 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
80 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111
81 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127
82 ?
\e,2`
\e(B ?
\e,2d
\e(B ?
\e,2c
\e(B ?
\e,2a
\e(B ?
\e,2U
\e(B ?
\e,2#
\e(B ?
\e,2'
\e(B ?
\e,2h
\e(B ?
\e,2k
\e(B ?
\e,2(
\e(B ?
\e,2i
\e(B ?
\e,2)
\e(B ?
\e,2.
\e(B ?
\e,2l
\e(B ?
\e,2o
\e(B ?
\e,2n
\e(B
83 ?
\e,2m
\e(B ?
\e,28
\e(B ?
\e,2r
\e(B ?
\e,2v
\e(B ?
\e,2u
\e(B ?
\e,2s
\e(B ?
\e,2w
\e(B ?
\e,25
\e(B ?
\e,26
\e(B ?
\e,27
\e(B ?
\e,2^
\e(B ?
\e,2>
\e(B ?
\e,2~
\e(B ?
\e,2y
\e(B ?
\e,2|
\e(B ?
\e,2{
\e(B
84 160 ?
\e,2e
\e(B ?
\e,2b
\e(B ?
\e,2j
\e(B ?
\e,2t
\e(B ?
\e,2=
\e(B ?
\e,2_
\e(B ?
\e,2p
\e(B ?
\e,1e
\e(B ?
\e,1b
\e(B ?
\e,1j
\e(B ?
\e,1t
\e(B ?
\e,1>
\e(B ?
\e,1y
\e(B ?
\e,1p
\e(B ?
\e,2"
\e(B
85 192 193 194 195 196 ?
\e,1`
\e(B ?
\e,1d
\e(B ?
\e,1c
\e(B ?
\e,1a
\e(B ?
\e,1U
\e(B ?
\e,2F
\e(B ?
\e,1"
\e(B ?
\e,1F
\e(B ?
\e,1G
\e(B ?
\e,1!
\e(B ?
\e,2G
\e(B
86 ?
\e,2!
\e(B ?
\e,2%
\e(B ?
\e,2&
\e(B ?
\e,2g
\e(B ?
\e,2%
\e(B ?
\e,2+
\e(B ?
\e,1#
\e(B ?
\e,1%
\e(B ?
\e,1&
\e(B ?
\e,1g
\e(B ?
\e,1$
\e(B ?
\e,1'
\e(B ?
\e,1h
\e(B ?
\e,2,
\e(B ?
\e,1k
\e(B ?
\e,1(
\e(B
87 ?
\e,1i
\e(B ?
\e,1)
\e(B ?
\e,1+
\e(B ?
\e,1,
\e(B ?
\e,1-
\e(B ?
\e,1*
\e(B ?
\e,1.
\e(B ?
\e,1l
\e(B ?
\e,1o
\e(B ?
\e,2-
\e(B ?
\e,2*
\e(B ?
\e,20
\e(B ?
\e,1n
\e(B ?
\e,1m
\e(B ?
\e,18
\e(B ?
\e,1r
\e(B
88 ?
\e,21
\e(B ?
\e,1v
\e(B ?
\e,1u
\e(B ?
\e,1s
\e(B ?
\e,1w
\e(B ?
\e,10
\e(B ?
\e,11
\e(B ?
\e,12
\e(B ?
\e,1/
\e(B ?
\e,15
\e(B ?
\e,16
\e(B ?
\e,17
\e(B ?
\e,1^
\e(B ?
\e,1>
\e(B ?
\e,1~
\e(B ?
\e,1y
\e(B
89 ?
\e,22
\e(B ?
\e,1|
\e(B ?
\e,1{
\e(B ?
\e,1z
\e(B ?
\e,1x
\e(B ?
\e,1W
\e(B ?
\e,1X
\e(B ?
\e,1f
\e(B ?
\e,1Q
\e(B ?
\e,1q
\e(B ?
\e,1O
\e(B ?
\e,1V
\e(B ?
\e,1[
\e(B ?
\e,1}
\e(B ?
\e,1\
\e(B ?
\e,2/
\e(B]
90 "Vietnamese VSCII decoding table.")
92 (defvar viet-vscii-encode-table
93 (let ((table-lower (make-vector 128 0))
94 (table-upper (make-vector 128 0))
99 (split-char (aref viet-vscii-decode-table i)))
100 (cond ((eq (car char-component) 'vietnamese-viscii-lower)
101 (aset table-lower (nth 1 char-component) i))
102 ((eq (car char-component) 'vietnamese-viscii-upper)
103 (aset table-upper (nth 1 char-component) i)))
105 (cons table-lower table-upper))
106 "Vietnamese VSCII encoding table.
107 Cons of tables for encoding lower-case chars and upper-case characters.
108 Both tables are indexed by the position code of Vietnamese characters.")
112 (define-ccl-program ccl-decode-viscii
116 (write-read-repeat r0 ,viet-viscii-decode-table))
118 "CCL program to decode VISCII 1.1")
120 ;; Multibyte form of a Vietnamese character is as follows (3-byte):
121 ;; LEADING-CODE-PRIVATE-11 LEADING-CODE-EXTENDED-11 POSITION-CODE
122 ;; where LEADING-CODE-EXTENDED-11 for Vietnamese is
123 ;; `vietnamese-viscii-lower' or `vietnamese-viscii-upper'.
125 (defvar leading-code-private-11 #x9E)
127 (define-ccl-program ccl-encode-viscii
133 (write-read-repeat r0)
135 (if (r0 != ,leading-code-private-11)
137 (write-read-repeat r0)
138 ((read-if (r0 == ,(charset-id 'vietnamese-viscii-lower))
142 (write-read-repeat r0 ,(car viet-viscii-encode-table)))
143 (if (r0 == ,(charset-id 'vietnamese-viscii-upper))
147 (write-read-repeat r0 ,(cdr viet-viscii-encode-table)))
149 (write-read-repeat r0)))))))))
150 "CCL program to encode VISCII 1.1")
152 (define-ccl-program ccl-encode-viscii-font
154 ;; In: R0:vietnamese-viscii-lower/vietnamese-viscii-upper
156 ;; Out: R1:font code point
157 (if (r0 == ,(charset-id 'vietnamese-viscii-lower))
158 (r1 = r1 ,(car viet-viscii-encode-table))
159 (r1 = r1 ,(cdr viet-viscii-encode-table)))
161 "CCL program to encode Vietnamese chars to VISCII 1.1 font")
163 (define-ccl-program ccl-decode-vscii
167 (write-read-repeat r0 ,viet-vscii-decode-table))
169 "CCL program to decode VSCII-1.")
171 (define-ccl-program ccl-encode-vscii
177 (write-read-repeat r0)
179 (if (r0 != ,leading-code-private-11)
181 (write-read-repeat r0)
182 (read-if (r0 == ,(charset-id 'vietnamese-viscii-lower))
186 (write-read-repeat r0 ,(car viet-vscii-encode-table)))
187 (if (r0 == ,(charset-id 'vietnamese-viscii-upper))
191 (write-read-repeat r0 ,(cdr viet-viscii-encode-table)))
193 (write-read-repeat r0))))))))
194 "CCL program to encode VSCII-1.")
196 (define-ccl-program ccl-encode-vscii-font
198 ;; In: R0:vietnamese-viscii-lower/vietnamese-viscii-upper
200 ;; Out: R1:font code point
201 (if (r0 == ,(charset-id 'vietnamese-viscii-lower))
202 (r1 = r1 ,(car viet-vscii-encode-table))
203 (r1 = r1 ,(cdr viet-vscii-encode-table)))
205 "CCL program to encode Vietnamese chars to VSCII-1 font.")
210 "Coding-system used for VISCII 1.1."
212 decode ,ccl-decode-viscii
213 encode ,ccl-encode-viscii))
215 ;; (make-coding-system
216 ;; 'vietnamese-viscii 4 ?V
217 ;; "8-bit encoding for Vietnamese VISCII 1.1 (MIME:VISCII)"
218 ;; (cons ccl-decode-viscii ccl-encode-viscii))
220 ;; (define-coding-system-alias 'viscii 'vietnamese-viscii)
224 "Coding-system used for VSCII 1.1."
226 decode ,ccl-decode-vscii
227 encode ,ccl-encode-vscii))
229 ;; (make-coding-system
230 ;; 'vietnamese-vscii 4 ?v
231 ;; "8-bit encoding for Vietnamese VSCII-1"
232 ;; (cons ccl-decode-vscii ccl-encode-vscii))
234 ;; (define-coding-system-alias 'vscii 'vietnamese-vscii)
238 "Coding-system used for VIQR."
241 post-read-conversion viqr-post-read-conversion
242 pre-write-conversion viqr-pre-write-conversion))
244 ;; (make-coding-system
245 ;; 'vietnamese-viqr 0 ?q
246 ;; "Vietnamese latin transcription (VIQR)"
248 ;; (put 'vietnamese-viqr 'post-read-conversion 'viqr-post-read-conversion)
249 ;; (put 'vietnamese-viqr 'pre-write-conversion 'viqr-pre-write-conversion)
251 ;; (define-coding-system-alias 'viqr 'vietnamese-viqr)
254 (set-charset-ccl-program 'vietnamese-viscii-lower
255 ccl-encode-viscii-font)
256 (set-charset-ccl-program 'vietnamese-viscii-upper
257 ccl-encode-viscii-font)
259 (set-charset-ccl-program 'vietnamese-viscii-lower ccl-encode-vscii-font)
260 (set-charset-ccl-program 'vietnamese-viscii-upper ccl-encode-vscii-font)
262 ;; (setq font-ccl-encoder-alist
263 ;; (cons (cons "viscii" ccl-encode-viscii-font) font-ccl-encoder-alist))
265 ;; (setq font-ccl-encoder-alist
266 ;; (cons (cons "vscii" ccl-encode-vscii-font) font-ccl-encoder-alist))
268 (set-language-info-alist
269 "Vietnamese" '((setup-function . setup-vietnamese-environment)
270 (charset . (vietnamese-viscii-lower
271 vietnamese-viscii-upper))
272 (coding-system . (viscii vscii viqr))
273 (sample-text . "Vietnamese (Ti
\e,1*
\e(Bng Vi
\e,1.
\e(Bt) Ch
\e,1`
\e(Bo b
\e,1U
\e(Bn")
275 For Vietnamese, Emacs uses special charasets internally.
276 They can be decoded from and encoded to VISCC, VSCII, and VIQR.")
279 ;;; vietnamese.el ends here