mirror of
https://git.savannah.gnu.org/git/emacs.git
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c052c904ff
Same comments as per 2012-05-01T06:59:34Z!rgm@gnu.org, for lisp/term: Not that compiling these will bring any noticeable speed benefit, but there's really no reason not to compile them. The extra disk space and build time is negligible, and it might reveal use of obsolete functions, bugs, etc.
277 lines
10 KiB
EmacsLisp
277 lines
10 KiB
EmacsLisp
;;; japanese.el --- support for Japanese -*- coding: iso-2022-7bit -*-
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;; Copyright (C) 1997, 2001-2012 Free Software Foundation, Inc.
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;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
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;; 2005, 2006, 2007, 2008, 2009, 2010, 2011
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;; National Institute of Advanced Industrial Science and Technology (AIST)
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;; Registration Number H14PRO021
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;; Copyright (C) 2003
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;; National Institute of Advanced Industrial Science and Technology (AIST)
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;; Registration Number H13PRO009
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;; Keywords: multilingual, Japanese
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; For Japanese, character sets JISX0201, JISX0208, JISX0212 are
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;; supported.
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;;; Code:
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;;; Load translation tables for CP932.
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(load "international/cp51932")
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(load "international/eucjp-ms")
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(define-coding-system 'iso-2022-jp
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"ISO 2022 based 7bit encoding for Japanese (MIME:ISO-2022-JP)."
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:coding-type 'iso-2022
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:mnemonic ?J
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:designation [(ascii japanese-jisx0208-1978 japanese-jisx0208
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latin-jisx0201)
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nil nil nil]
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:flags '(short ascii-at-eol ascii-at-cntl 7-bit designation)
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:charset-list '(ascii japanese-jisx0208
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japanese-jisx0208-1978 latin-jisx0201)
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:mime-charset 'iso-2022-jp
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:suitable-for-keyboard t)
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(define-coding-system-alias 'junet 'iso-2022-jp)
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(define-coding-system 'iso-2022-jp-2
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"ISO 2022 based 7bit encoding for CJK, Latin-1, Greek (MIME:ISO-2022-JP-2)."
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:coding-type 'iso-2022
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:mnemonic ?J
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:designation [(ascii japanese-jisx0208-1978 japanese-jisx0208
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latin-jisx0201 japanese-jisx0212
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chinese-gb2312 korean-ksc5601)
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nil
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(nil latin-iso8859-1 greek-iso8859-7)
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nil]
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:flags '(short ascii-at-eol ascii-at-cntl 7-bit designation single-shift
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init-at-bol)
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:charset-list '(ascii japanese-jisx0208 japanese-jisx0212
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latin-jisx0201 japanese-jisx0208-1978
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chinese-gb2312 korean-ksc5601
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latin-iso8859-1 greek-iso8859-7)
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:mime-charset 'iso-2022-jp-2
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:suitable-for-keyboard t)
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(let ((map ; JIS vs CP932
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'((#x301C . #xFF5E) ; WAVE DASH FULLWIDTH TILDE
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(#x2014 . #x2015) ; EM DASH HORIZONTAL BAR
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(#x2016 . #x2225) ; DOUBLE VERTICAL LINE PARALLEL TO
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(#x2212 . #xFF0D) ; MINUS SIGN FULLWIDTH HYPHEN-MINUS
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(#x00A2 . #xFFE0) ; CENT SIGN FULLWIDTH CENT SIGN
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(#x00A3 . #xFFE1) ; POUND SIGN FULLWIDTH POUND SIGN
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(#x00AC . #xFFE2) ; NOT SIGN FULLWIDTH NOT SIGN
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(#x00A6 . #xFFE4) ; BROKEN LINE FULLWIDTH BROKEN LINE
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)))
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(define-translation-table 'japanese-ucs-jis-to-cp932-map map)
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(mapc #'(lambda (x) (let ((tmp (car x)))
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(setcar x (cdr x)) (setcdr x tmp)))
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map)
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(define-translation-table 'japanese-ucs-cp932-to-jis-map map))
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;; U+2014 (EM DASH) vs U+2015 (HORIZONTAL BAR)
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(define-translation-table 'japanese-ucs-glibc-to-jis-map '((#x2015 . #x2014)))
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(define-translation-table 'japanese-ucs-jis-to-glibc-map '((#x2014 . #x2015)))
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(define-coding-system 'japanese-shift-jis
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"Shift-JIS 8-bit encoding for Japanese (MIME:SHIFT_JIS)"
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:coding-type 'shift-jis
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:mnemonic ?S
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:charset-list '(ascii katakana-jisx0201 japanese-jisx0208)
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:mime-charset 'shift_jis)
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(define-coding-system-alias 'shift_jis 'japanese-shift-jis)
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(define-coding-system-alias 'sjis 'japanese-shift-jis)
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(define-coding-system 'japanese-cp932
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"CP932 (Microsoft shift-jis)"
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:coding-type 'charset
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:mnemonic ?S
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:charset-list '(ascii katakana-sjis cp932-2-byte))
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(define-coding-system-alias 'cp932 'japanese-cp932)
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(define-coding-system 'japanese-iso-7bit-1978-irv
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"ISO 2022 based 7-bit encoding for Japanese JISX0208-1978 and JISX0201-Roman."
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:coding-type 'iso-2022
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:mnemonic ?j
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:designation [(latin-jisx0201 japanese-jisx0208-1978 japanese-jisx0208
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japanese-jisx0212 katakana-jisx0201)
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nil nil nil]
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:flags '(short ascii-at-eol ascii-at-cntl 7-bit designation
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use-roman use-oldjis)
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:charset-list '(ascii latin-jisx0201 japanese-jisx0208-1978 japanese-jisx0208
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japanese-jisx0212))
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(define-coding-system-alias 'iso-2022-jp-1978-irv 'japanese-iso-7bit-1978-irv)
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(define-coding-system-alias 'old-jis 'japanese-iso-7bit-1978-irv)
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(define-coding-system 'japanese-iso-8bit
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"ISO 2022 based EUC encoding for Japanese (MIME:EUC-JP)."
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:coding-type 'iso-2022
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:mnemonic ?E
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:designation [ascii japanese-jisx0208 katakana-jisx0201 japanese-jisx0212]
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:flags '(short ascii-at-eol ascii-at-cntl single-shift)
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:charset-list '(ascii latin-jisx0201 japanese-jisx0208
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katakana-jisx0201 japanese-jisx0212
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japanese-jisx0208-1978)
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:mime-charset 'euc-jp)
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(define-coding-system-alias 'euc-japan-1990 'japanese-iso-8bit)
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(define-coding-system-alias 'euc-japan 'japanese-iso-8bit)
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(define-coding-system-alias 'euc-jp 'japanese-iso-8bit)
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(define-coding-system 'eucjp-ms
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"eucJP-ms (like EUC-JP but with CP932 extension).
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eucJP-ms is defined in <http://www.opengroup.or.jp/jvc/cde/appendix.html>."
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:coding-type 'iso-2022
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:mnemonic ?E
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:designation [ascii japanese-jisx0208 katakana-jisx0201 japanese-jisx0212]
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:flags '(short ascii-at-eol ascii-at-cntl single-shift)
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:charset-list '(ascii latin-jisx0201 japanese-jisx0208
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katakana-jisx0201 japanese-jisx0212)
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:decode-translation-table 'eucjp-ms-decode
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:encode-translation-table 'eucjp-ms-encode)
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(define-coding-system 'iso-2022-jp-2004
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"ISO 2022 based 7bit encoding for JIS X 0213:2004 (MIME:ISO-2022-JP-2004)."
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:coding-type 'iso-2022
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:mnemonic ?J
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:designation [(ascii japanese-jisx0208 japanese-jisx0213.2004-1
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japanese-jisx0213-1 japanese-jisx0213-2)
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nil nil nil]
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:flags '(short ascii-at-eol ascii-at-cntl 7-bit designation)
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;; init-at-bol)
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:charset-list '(ascii japanese-jisx0208 japanese-jisx0213.2004-1
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japanese-jisx0213-1 japanese-jisx0213-2)
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:mime-charset 'iso-2022-jp-2004
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:suitable-for-keyboard t)
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(define-coding-system-alias 'iso-2022-jp-3 'iso-2022-jp-2004)
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(define-coding-system 'euc-jis-2004
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"ISO 2022 based EUC encoding for JIS X 0213 (MIME:EUC-JIS-2004)."
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:coding-type 'iso-2022
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:mnemonic ?E
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:designation [ascii japanese-jisx0213.2004-1 katakana-jisx0201
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japanese-jisx0213-2]
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:flags '(short ascii-at-eol ascii-at-cntl single-shift)
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:charset-list '(ascii latin-jisx0201 japanese-jisx0213.2004-1
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japanese-jisx0213-1 katakana-jisx0201
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japanese-jisx0213-2)
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:mime-charset 'euc-jis-2004)
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(define-coding-system-alias 'euc-jisx0213 'euc-jis-2004)
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(define-coding-system 'japanese-shift-jis-2004
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"Shift_JIS 8-bit encoding for Japanese (MIME:SHIFT_JIS-2004)"
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:coding-type 'shift-jis
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:mnemonic ?S
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:charset-list '(ascii katakana-jisx0201
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japanese-jisx0213.2004-1 japanese-jisx0213-2))
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(define-coding-system-alias 'shift_jis-2004 'japanese-shift-jis-2004)
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(set-language-info-alist
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"Japanese" '((setup-function . setup-japanese-environment-internal)
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(exit-function . use-default-char-width-table)
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(iso639-language . ja)
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(tutorial . "TUTORIAL.ja")
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(charset japanese-jisx0208
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japanese-jisx0212 latin-jisx0201 katakana-jisx0201
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japanese-jisx0213.2004-1 japanese-jisx0213-1
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japanese-jisx0213-2 japanese-jisx0208-1978)
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(coding-system iso-2022-jp japanese-iso-8bit
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japanese-shift-jis japanese-iso-7bit-1978-irv
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iso-2022-jp-2004 japanese-shift-jis-2004
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euc-jis-2004)
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(coding-priority iso-2022-jp japanese-iso-8bit
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japanese-shift-jis
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iso-2022-jp-2004 euc-jis-2004
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japanese-shift-jis-2004
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iso-2022-jp-2)
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(input-method . "japanese")
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(features japan-util)
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(sample-text . "Japanese ($BF|K\8l(B) $B$3$s$K$A$O(B, (I:]FAJ(B")
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(documentation . t)))
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(let ((map
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;; JISX0213-1 vs Unicode
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'((#x2477 . [#x304B #x309A])
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(#x2478 . [#x304D #x309A])
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(#x2479 . [#x304F #x309A])
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(#x247a . [#x3051 #x309A])
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(#x247b . [#x3053 #x309A])
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(#x2577 . [#x30AB #x309A])
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(#x2578 . [#x30AD #x309A])
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(#x2579 . [#x30AF #x309A])
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(#x257a . [#x30B1 #x309A])
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(#x257b . [#x30B3 #x309A])
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(#x257c . [#x30BB #x309A])
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(#x257d . [#x30C4 #x309A])
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(#x257e . [#x30C8 #x309A])
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(#x2678 . [#x31F7 #x309A])
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(#x2b44 . [#x00E6 #x0300])
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(#x2b48 . [#x0254 #x0300])
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(#x2b49 . [#x0254 #x0301])
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(#x2b4a . [#x028C #x0300])
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(#x2b4b . [#x028C #x0301])
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(#x2b4c . [#x0259 #x0300])
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(#x2b4d . [#x0259 #x0301])
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(#x2b4e . [#x025A #x0300])
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(#x2b4f . [#x025A #x0301])
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(#x2b65 . [#x02E9 #x02E5])
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(#x2b66 . [#x02E5 #x02E9])))
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table)
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(dolist (elt map)
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(setcar elt (decode-char 'japanese-jisx0213-1 (car elt))))
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(setq table (make-translation-table-from-alist map))
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(define-translation-table 'jisx0213-to-unicode table)
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(define-translation-table 'unicode-to-jisx0213
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(char-table-extra-slot table 0)))
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(defun compose-gstring-for-variation-glyph (gstring)
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"Compose glyph-string GSTRING for graphic display.
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GSTRING must have two glyphs; the first is a glyph for a han character,
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and the second is a glyph for a variation selector."
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(let* ((font (lgstring-font gstring))
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(han (lgstring-char gstring 0))
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(vs (lgstring-char gstring 1))
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(glyphs (font-variation-glyphs font han))
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(g0 (lgstring-glyph gstring 0))
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(g1 (lgstring-glyph gstring 1)))
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(catch 'tag
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(dolist (elt glyphs)
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(if (= (car elt) vs)
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(progn
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(lglyph-set-code g0 (cdr elt))
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(lglyph-set-from-to g0 (lglyph-from g0) (lglyph-to g1))
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(lgstring-set-glyph gstring 1 nil)
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(throw 'tag gstring)))))))
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(let ((elt '([".." 1 compose-gstring-for-variation-glyph])))
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(set-char-table-range composition-function-table '(#xFE00 . #xFE0F) elt)
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(set-char-table-range composition-function-table '(#xE0100 . #xE01EF) elt))
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(provide 'japanese)
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;;; japanese.el ends here
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