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Current view: top level - lisp/language - japanese.el (source / functions) Hit Total Coverage
Test: tramp-tests.info Lines: 0 14 0.0 %
Date: 2017-08-27 09:44:50 Functions: 0 1 0.0 %

          Line data    Source code
       1             : ;;; japanese.el --- support for Japanese -*- coding: iso-2022-7bit -*-
       2             : 
       3             : ;; Copyright (C) 1997, 2001-2017 Free Software Foundation, Inc.
       4             : ;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
       5             : ;;   2005, 2006, 2007, 2008, 2009, 2010, 2011
       6             : ;;   National Institute of Advanced Industrial Science and Technology (AIST)
       7             : ;;   Registration Number H14PRO021
       8             : ;; Copyright (C) 2003
       9             : ;;   National Institute of Advanced Industrial Science and Technology (AIST)
      10             : ;;   Registration Number H13PRO009
      11             : 
      12             : ;; Keywords: multilingual, Japanese
      13             : 
      14             : ;; This file is part of GNU Emacs.
      15             : 
      16             : ;; GNU Emacs is free software: you can redistribute it and/or modify
      17             : ;; it under the terms of the GNU General Public License as published by
      18             : ;; the Free Software Foundation, either version 3 of the License, or
      19             : ;; (at your option) any later version.
      20             : 
      21             : ;; GNU Emacs is distributed in the hope that it will be useful,
      22             : ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
      23             : ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      24             : ;; GNU General Public License for more details.
      25             : 
      26             : ;; You should have received a copy of the GNU General Public License
      27             : ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
      28             : 
      29             : ;;; Commentary:
      30             : 
      31             : ;; For Japanese, character sets JISX0201, JISX0208, JISX0212 are
      32             : ;; supported.
      33             : 
      34             : ;;; Code:
      35             : 
      36             : ;;; Load translation tables for CP932.
      37             : (require 'cp51932)
      38             : (require 'eucjp-ms)
      39             : 
      40             : (define-coding-system 'iso-2022-jp
      41             :   "ISO 2022 based 7bit encoding for Japanese (MIME:ISO-2022-JP)."
      42             :   :coding-type 'iso-2022
      43             :   :mnemonic ?J
      44             :   :designation [(ascii japanese-jisx0208-1978 japanese-jisx0208
      45             :                        latin-jisx0201)
      46             :                 nil nil nil]
      47             :   :flags '(short ascii-at-eol ascii-at-cntl 7-bit designation)
      48             :   :charset-list '(ascii japanese-jisx0208
      49             :                         japanese-jisx0208-1978 latin-jisx0201)
      50             :   :mime-charset 'iso-2022-jp
      51             :   :suitable-for-keyboard t)
      52             : 
      53             : (define-coding-system-alias 'junet 'iso-2022-jp)
      54             : 
      55             : (define-coding-system 'iso-2022-jp-2
      56             :   "ISO 2022 based 7bit encoding for CJK, Latin-1, Greek (MIME:ISO-2022-JP-2)."
      57             :   :coding-type 'iso-2022
      58             :   :mnemonic ?J
      59             :   :designation [(ascii japanese-jisx0208-1978 japanese-jisx0208
      60             :                        latin-jisx0201 japanese-jisx0212
      61             :                        chinese-gb2312 korean-ksc5601)
      62             :                 nil
      63             :                 (nil latin-iso8859-1 greek-iso8859-7)
      64             :                 nil]
      65             :   :flags '(short ascii-at-eol ascii-at-cntl 7-bit designation single-shift
      66             :                  init-at-bol)
      67             :   :charset-list '(ascii japanese-jisx0208 japanese-jisx0212
      68             :                         latin-jisx0201 japanese-jisx0208-1978
      69             :                         chinese-gb2312 korean-ksc5601
      70             :                         latin-iso8859-1 greek-iso8859-7)
      71             :   :mime-charset 'iso-2022-jp-2
      72             :   :suitable-for-keyboard t)
      73             : 
      74             : (let ((map                      ; JIS           vs      CP932
      75             :        '((#x301C . #xFF5E)      ; WAVE DASH             FULLWIDTH TILDE
      76             :          (#x2014 . #x2015)      ; EM DASH               HORIZONTAL BAR
      77             :          (#x2016 . #x2225)      ; DOUBLE VERTICAL LINE  PARALLEL TO
      78             :          (#x2212 . #xFF0D)      ; MINUS SIGN            FULLWIDTH HYPHEN-MINUS
      79             :          (#x00A2 . #xFFE0)      ; CENT SIGN             FULLWIDTH CENT SIGN
      80             :          (#x00A3 . #xFFE1)      ; POUND SIGN            FULLWIDTH POUND SIGN
      81             :          (#x00AC . #xFFE2)      ; NOT SIGN              FULLWIDTH NOT SIGN
      82             :          (#x00A6 . #xFFE4)      ; BROKEN LINE           FULLWIDTH BROKEN LINE
      83             :          )))
      84             :   (define-translation-table 'japanese-ucs-jis-to-cp932-map map)
      85             :   (mapc #'(lambda (x) (let ((tmp (car x)))
      86             :                         (setcar x (cdr x)) (setcdr x tmp)))
      87             :         map)
      88             :   (define-translation-table 'japanese-ucs-cp932-to-jis-map map))
      89             : 
      90             : ;; U+2014 (EM DASH) vs U+2015 (HORIZONTAL BAR)
      91             : (define-translation-table 'japanese-ucs-glibc-to-jis-map '((#x2015 . #x2014)))
      92             : (define-translation-table 'japanese-ucs-jis-to-glibc-map '((#x2014 . #x2015)))
      93             : 
      94             : (define-coding-system 'japanese-shift-jis
      95             :   "Shift-JIS 8-bit encoding for Japanese (MIME:SHIFT_JIS)"
      96             :   :coding-type 'shift-jis
      97             :   :mnemonic ?S
      98             :   :charset-list '(ascii katakana-jisx0201 japanese-jisx0208)
      99             :   :mime-charset 'shift_jis)
     100             : 
     101             : (define-coding-system-alias 'shift_jis 'japanese-shift-jis)
     102             : (define-coding-system-alias 'sjis 'japanese-shift-jis)
     103             : 
     104             : (define-coding-system 'japanese-cp932
     105             :   "CP932 (Microsoft shift-jis)"
     106             :   :coding-type 'charset
     107             :   :mnemonic ?S
     108             :   :charset-list '(ascii katakana-sjis cp932-2-byte))
     109             : 
     110             : (define-coding-system-alias 'cp932 'japanese-cp932)
     111             : 
     112             : (define-coding-system 'japanese-iso-7bit-1978-irv
     113             :   "ISO 2022 based 7-bit encoding for Japanese JISX0208-1978 and JISX0201-Roman."
     114             :   :coding-type 'iso-2022
     115             :   :mnemonic ?j
     116             :   :designation [(latin-jisx0201 japanese-jisx0208-1978 japanese-jisx0208
     117             :                                 japanese-jisx0212 katakana-jisx0201)
     118             :                 nil nil nil]
     119             :   :flags '(short ascii-at-eol ascii-at-cntl 7-bit designation
     120             :                  use-roman use-oldjis)
     121             :   :charset-list '(ascii latin-jisx0201 japanese-jisx0208-1978 japanese-jisx0208
     122             :                         japanese-jisx0212))
     123             : 
     124             : (define-coding-system-alias 'iso-2022-jp-1978-irv 'japanese-iso-7bit-1978-irv)
     125             : (define-coding-system-alias 'old-jis 'japanese-iso-7bit-1978-irv)
     126             : 
     127             : (define-coding-system 'japanese-iso-8bit
     128             :   "ISO 2022 based EUC encoding for Japanese (MIME:EUC-JP)."
     129             :   :coding-type 'iso-2022
     130             :   :mnemonic ?E
     131             :   :designation [ascii japanese-jisx0208 katakana-jisx0201 japanese-jisx0212]
     132             :   :flags '(short ascii-at-eol ascii-at-cntl single-shift)
     133             :   :charset-list '(ascii latin-jisx0201 japanese-jisx0208
     134             :                         katakana-jisx0201 japanese-jisx0212
     135             :                         japanese-jisx0208-1978)
     136             :   :mime-charset 'euc-jp)
     137             : 
     138             : (define-coding-system-alias 'euc-japan-1990 'japanese-iso-8bit)
     139             : (define-coding-system-alias 'euc-japan 'japanese-iso-8bit)
     140             : (define-coding-system-alias 'euc-jp 'japanese-iso-8bit)
     141             : 
     142             : (define-coding-system 'eucjp-ms
     143             :   "eucJP-ms (like EUC-JP but with CP932 extension).
     144             : eucJP-ms is defined in <http://www.opengroup.or.jp/jvc/cde/appendix.html>."
     145             :   :coding-type 'iso-2022
     146             :   :mnemonic ?E
     147             :   :designation [ascii japanese-jisx0208 katakana-jisx0201 japanese-jisx0212]
     148             :   :flags '(short ascii-at-eol ascii-at-cntl single-shift)
     149             :   :charset-list '(ascii latin-jisx0201 japanese-jisx0208
     150             :                         katakana-jisx0201 japanese-jisx0212)
     151             :   :decode-translation-table 'eucjp-ms-decode
     152             :   :encode-translation-table 'eucjp-ms-encode)
     153             : 
     154             : (define-coding-system 'iso-2022-jp-2004
     155             :   "ISO 2022 based 7bit encoding for JIS X 0213:2004 (MIME:ISO-2022-JP-2004)."
     156             :   :coding-type 'iso-2022
     157             :   :mnemonic ?J
     158             :   :designation [(ascii japanese-jisx0208 japanese-jisx0213.2004-1
     159             :                        japanese-jisx0213-1 japanese-jisx0213-2)
     160             :                 nil nil nil]
     161             :   :flags '(short ascii-at-eol ascii-at-cntl 7-bit designation)
     162             :                  ;; init-at-bol)
     163             :   :charset-list '(ascii japanese-jisx0208 japanese-jisx0213.2004-1
     164             :                         japanese-jisx0213-1 japanese-jisx0213-2)
     165             :   :mime-charset 'iso-2022-jp-2004
     166             :   :suitable-for-keyboard t)
     167             : 
     168             : (define-coding-system-alias 'iso-2022-jp-3 'iso-2022-jp-2004)
     169             : 
     170             : (define-coding-system 'euc-jis-2004
     171             :   "ISO 2022 based EUC encoding for JIS X 0213 (MIME:EUC-JIS-2004)."
     172             :   :coding-type 'iso-2022
     173             :   :mnemonic ?E
     174             :   :designation [ascii japanese-jisx0213.2004-1 katakana-jisx0201
     175             :                       japanese-jisx0213-2]
     176             :   :flags '(short ascii-at-eol ascii-at-cntl single-shift)
     177             :   :charset-list '(ascii latin-jisx0201 japanese-jisx0213.2004-1
     178             :                         japanese-jisx0213-1 katakana-jisx0201
     179             :                         japanese-jisx0213-2)
     180             :   :mime-charset 'euc-jis-2004)
     181             : 
     182             : (define-coding-system-alias 'euc-jisx0213 'euc-jis-2004)
     183             : 
     184             : (define-coding-system 'japanese-shift-jis-2004
     185             :   "Shift_JIS 8-bit encoding for Japanese (MIME:SHIFT_JIS-2004)"
     186             :   :coding-type 'shift-jis
     187             :   :mnemonic ?S
     188             :   :charset-list '(ascii katakana-jisx0201 
     189             :                         japanese-jisx0213.2004-1 japanese-jisx0213-2))
     190             : 
     191             : (define-coding-system-alias 'shift_jis-2004 'japanese-shift-jis-2004)
     192             : 
     193             : (set-language-info-alist
     194             :  "Japanese" '((setup-function . setup-japanese-environment-internal)
     195             :               (exit-function . use-default-char-width-table)
     196             :               (iso639-language . ja)
     197             :               (tutorial . "TUTORIAL.ja")
     198             :               (charset japanese-jisx0208
     199             :                        japanese-jisx0212 latin-jisx0201 katakana-jisx0201
     200             :                        japanese-jisx0213.2004-1 japanese-jisx0213-1 
     201             :                        japanese-jisx0213-2 japanese-jisx0208-1978)
     202             :               (coding-system iso-2022-jp japanese-iso-8bit
     203             :                              japanese-shift-jis japanese-iso-7bit-1978-irv
     204             :                              iso-2022-jp-2004 japanese-shift-jis-2004
     205             :                              euc-jis-2004)
     206             :               (coding-priority iso-2022-jp japanese-iso-8bit
     207             :                                japanese-shift-jis 
     208             :                                iso-2022-jp-2004 euc-jis-2004 
     209             :                                japanese-shift-jis-2004
     210             :                                iso-2022-jp-2)
     211             :               (input-method . "japanese")
     212             :               (features japan-util)
     213             :               (sample-text . "Japanese ($BF|K\8l(B)      $B$3$s$K$A$O(B, (I:]FAJ(B")
     214             :               (documentation . t)))
     215             : 
     216             : (let ((map
     217             :        ;; JISX0213-1 vs Unicode
     218             :        '((#x2477 . [#x304B #x309A])
     219             :          (#x2478 . [#x304D #x309A])
     220             :          (#x2479 . [#x304F #x309A])
     221             :          (#x247a . [#x3051 #x309A])
     222             :          (#x247b . [#x3053 #x309A])
     223             :          (#x2577 . [#x30AB #x309A])
     224             :          (#x2578 . [#x30AD #x309A])
     225             :          (#x2579 . [#x30AF #x309A])
     226             :          (#x257a . [#x30B1 #x309A])
     227             :          (#x257b . [#x30B3 #x309A])
     228             :          (#x257c . [#x30BB #x309A])
     229             :          (#x257d . [#x30C4 #x309A])
     230             :          (#x257e . [#x30C8 #x309A])
     231             :          (#x2678 . [#x31F7 #x309A])
     232             :          (#x2b44 . [#x00E6 #x0300])
     233             :          (#x2b48 . [#x0254 #x0300])
     234             :          (#x2b49 . [#x0254 #x0301])
     235             :          (#x2b4a . [#x028C #x0300])
     236             :          (#x2b4b . [#x028C #x0301])
     237             :          (#x2b4c . [#x0259 #x0300])
     238             :          (#x2b4d . [#x0259 #x0301])
     239             :          (#x2b4e . [#x025A #x0300])
     240             :          (#x2b4f . [#x025A #x0301])
     241             :          (#x2b65 . [#x02E9 #x02E5])
     242             :          (#x2b66 . [#x02E5 #x02E9])))
     243             :       table)
     244             :   (dolist (elt map)
     245             :     (setcar elt (decode-char 'japanese-jisx0213-1 (car elt))))
     246             :   (setq table (make-translation-table-from-alist map))
     247             :   (define-translation-table 'jisx0213-to-unicode table)
     248             :   (define-translation-table 'unicode-to-jisx0213
     249             :     (char-table-extra-slot table 0)))
     250             : 
     251             : (defun compose-gstring-for-variation-glyph (gstring)
     252             :   "Compose glyph-string GSTRING for graphic display.
     253             : GSTRING must have two glyphs; the first is a glyph for a han character,
     254             : and the second is a glyph for a variation selector."
     255           0 :   (let* ((font (lgstring-font gstring))
     256           0 :          (han (lgstring-char gstring 0))
     257           0 :          (vs (lgstring-char gstring 1))
     258           0 :          (glyphs (font-variation-glyphs font han))
     259           0 :          (g0 (lgstring-glyph gstring 0))
     260           0 :          (g1 (lgstring-glyph gstring 1)))
     261           0 :     (catch 'tag
     262           0 :       (dolist (elt glyphs)
     263           0 :         (if (= (car elt) vs)
     264           0 :             (progn
     265           0 :               (lglyph-set-code g0 (cdr elt))
     266           0 :               (lglyph-set-from-to g0 (lglyph-from g0) (lglyph-to g1))
     267           0 :               (lgstring-set-glyph gstring 1 nil)
     268           0 :               (throw 'tag gstring)))))))
     269             : 
     270             : (let ((elt '([".." 1 compose-gstring-for-variation-glyph])))
     271             :   (set-char-table-range composition-function-table '(#xFE00 . #xFE0F) elt)
     272             :   (set-char-table-range composition-function-table '(#xE0100 . #xE01EF) elt))
     273             : 
     274             : (provide 'japanese)
     275             : 
     276             : ;;; japanese.el ends here

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