--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lisp/mule/chinese.el	Mon Aug 13 10:49:50 2007 +0200
@@ -0,0 +1,268 @@
+;;; chinese.el --- Support for Chinese
+
+;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
+;; Licensed to the Free Software Foundation.
+;; Copyright (C) 1997 MORIOKA Tomohiko
+
+;; Keywords: multilingual, Chinese
+
+;; This file is part of XEmacs.
+
+;; XEmacs is free software; you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 2, or (at your option)
+;; any later version.
+
+;; XEmacs is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;; General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with XEmacs; see the file COPYING.  If not, write to the Free
+;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+;; 02111-1307, USA.
+
+;;; Commentary:
+
+;; For Chinese, three character sets GB2312, BIG5, and CNS11643 are
+;; supported.
+
+;;; Code:
+
+;; Syntax of Chinese characters.
+(modify-syntax-entry 'chinese-gb2312 "w")
+(loop for row in '(33 34 41)
+      do (modify-syntax-entry `[chinese-gb2312 ,row] "."))
+;;(loop for row from 35 to  40
+;;      do (modify-syntax-entry `[chinese-gb2312 ,row] "w"))
+;;(loop for row from 42 to 126
+;;      do (modify-syntax-entry `[chinese-gb2312 ,row] "w"))
+
+(modify-syntax-entry 'chinese-cns11643-1  "w")
+(modify-syntax-entry 'chinese-cns11643-2  "w")
+(modify-syntax-entry 'chinese-big5-1 "w")
+(modify-syntax-entry 'chinese-big5-2 "w")
+
+;; CNS11643 Plane3 thru Plane7
+;; These represent more and more obscure Chinese characters.
+;; By the time you get to Plane 7, we're talking about characters
+;; that appear once in some ancient manuscript and whose meaning
+;; is unknown.
+
+(flet
+    ((make-chinese-cns11643-charset
+      (name plane final)
+      (make-charset
+       name (concat "CNS 11643 Plane " plane " (Chinese traditional)")
+       `(registry 
+         ,(concat "CNS11643[.-]\\(.*[.-]\\)?" plane "$")
+         dimension 2
+         chars 94
+         final ,final
+         graphic 0))
+      (modify-syntax-entry   name "w")
+      (modify-category-entry name ?t)
+      ))
+  (make-chinese-cns11643-charset 'chinese-cns11643-3 "3" ?I)
+  (make-chinese-cns11643-charset 'chinese-cns11643-4 "4" ?J)
+  (make-chinese-cns11643-charset 'chinese-cns11643-5 "5" ?K)
+  (make-chinese-cns11643-charset 'chinese-cns11643-6 "6" ?L)
+  (make-chinese-cns11643-charset 'chinese-cns11643-7 "7" ?M)
+  )
+
+;; ISO-IR-165 (CCITT Extended GB)
+;;    It is based on CCITT Recommendation T.101, includes GB 2312-80 +
+;;    GB 8565-88 table A4 + 293 characters.
+(make-charset
+ 'chinese-isoir165
+ "ISO-IR-165 (CCITT Extended GB; Chinese simplified)"
+ `(registry "isoir165"
+   dimension 2
+   chars 94
+   final ?E
+   graphic 0))
+
+;; PinYin-ZhuYin
+(make-charset 'sisheng "PinYin-ZhuYin"
+	      '(registry "sisheng_cwnn\\|OMRON_UDC_ZH"
+		dimension 1
+		chars 94
+		final ?0
+		graphic 0
+		))
+
+;; If you prefer QUAIL to EGG, please modify below as you wish.
+;;(when (and (featurep 'egg) (featurep 'wnn))
+;;  (setq wnn-server-type 'cserver)
+;;  (load "pinyin")
+;;  (setq its:*standard-modes*
+;;        (cons (its:get-mode-map "PinYin") its:*standard-modes*)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Chinese (general)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;;  'chinese-iso-7bit 2 ?C
+;;  "ISO 2022 based 7bit encoding for Chinese GB and CNS (MIME:ISO-2022-CN)"
+;;  '(ascii
+;;    (nil chinese-gb2312 chinese-cns11643-1)
+;;    (nil chinese-cns11643-2)
+;;    (nil chinese-cns11643-3 chinese-cns11643-4 chinese-cns11643-5
+;;         chinese-cns11643-6 chinese-cns11643-7)
+;;    nil ascii-eol ascii-cntl seven locking-shift single-shift nil nil nil
+;;    init-bol))
+
+;; (define-coding-system-alias 'iso-2022-cn 'chinese-iso-7bit)
+;; (define-coding-system-alias 'iso-2022-cn-ext 'chinese-iso-7bit)
+
+;; (define-prefix-command 'describe-chinese-environment-map)
+;; (define-key-after describe-language-environment-map [Chinese]
+;;   '("Chinese" . describe-chinese-environment-map)
+;;   t)
+
+;; (define-prefix-command 'setup-chinese-environment-map)
+;; (define-key-after setup-language-environment-map [Chinese]
+;;   '("Chinese" . setup-chinese-environment-map)
+;;   t)
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Chinese GB2312 (simplified) 
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;;  'chinese-iso-8bit 2 ?c
+;;  "ISO 2022 based EUC encoding for Chinese GB2312 (MIME:CN-GB-2312)"
+;;  '((ascii t) chinese-gb2312 chinese-sisheng nil
+;;    nil ascii-eol ascii-cntl nil nil single-shift nil))
+
+(make-coding-system
+ 'cn-gb-2312 'iso2022
+ "Coding-system of Chinese EUC (Extended Unix Code)."
+ '(charset-g0 ascii
+   charset-g1 chinese-gb2312
+   charset-g2 sisheng
+   charset-g3 t
+   mnemonic "Zh-GB/EUC"
+   ))
+
+;; (define-coding-system-alias 'cn-gb-2312 'chinese-iso-8bit)
+;; (define-coding-system-alias 'euc-china 'chinese-iso-8bit)
+
+(copy-coding-system 'cn-gb-2312 'gb2312)
+(copy-coding-system 'cn-gb-2312 'chinese-euc)
+
+;; (make-coding-system
+;;  'chinese-hz 0 ?z
+;;  "Hz/ZW 7-bit encoding for Chinese GB2312 (MIME:HZ-GB-2312)"
+;;  nil)
+;; (put 'chinese-hz 'post-read-conversion 'post-read-decode-hz)
+;; (put 'chinese-hz 'pre-write-conversion 'pre-write-encode-hz)
+
+(make-coding-system
+ 'hz-gb-2312 'no-conversion
+ "Coding-system of Hz/ZW used for Chinese."
+ '(mnemonic "Zh-GB/Hz"
+   eol-type lf
+   post-read-conversion post-read-decode-hz
+   pre-write-conversion pre-write-encode-hz))
+
+;; (define-coding-system-alias 'hz-gb-2312 'chinese-hz)
+;; (define-coding-system-alias 'hz 'chinese-hz)
+
+(copy-coding-system 'hz-gb-2312 'hz)
+(copy-coding-system 'hz-gb-2312 'chinese-hz)
+
+(defun post-read-decode-hz (len)
+  (let ((pos (point)))
+    (decode-hz-region pos (+ pos len))))
+
+(defun pre-write-encode-hz (from to)
+  (let ((buf (current-buffer))
+	(work (get-buffer-create " *pre-write-encoding-work*")))
+    (set-buffer work)
+    (erase-buffer)
+    (if (stringp from)
+	(insert from)
+      (insert-buffer-substring buf from to))
+    (encode-hz-region 1 (point-max))
+    nil))
+	   
+(set-language-info-alist
+ "Chinese-GB" '((setup-function . (setup-chinese-gb-environment
+				   . setup-chinese-environment-map))
+		(charset . (chinese-gb2312 sisheng))
+		(coding-system
+		 . (cn-gb-2312 iso-2022-7bit hz-gb-2312))
+		(sample-text . "Chinese ($AVPND(B,$AFUM(;0(B,$A::So(B)	$ADc:C(B")
+		(documentation . ("Support for Chinese GB2312 character set."
+				  . describe-chinese-environment-map))
+		))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Chinese BIG5 (traditional)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;;  'chinese-big5 3 ?B "BIG5 8-bit encoding for Chinese (MIME:CN-BIG5)")
+
+(make-coding-system
+ 'big5 'big5
+ "Coding-system of BIG5."
+ '(mnemonic "Zh/Big5"))
+
+;; (define-coding-system-alias 'big5 'chinese-big5)
+;; (define-coding-system-alias 'cn-big5 'chinese-big5)
+
+(copy-coding-system 'big5 'cn-big5)
+(copy-coding-system 'big5 'chinese-big5)
+
+;; Big5 font requires special encoding.
+(define-ccl-program ccl-encode-big5-font
+  `(0
+    ;; In:  R0:chinese-big5-1 or chinese-big5-2
+    ;;      R1:position code 1
+    ;;      R2:position code 2
+    ;; Out: R1:font code point 1
+    ;;      R2:font code point 2
+    ((r2 = ((((r1 - ?\x21) * 94) + r2) - ?\x21))
+     (if (r0 == ,(charset-id 'chinese-big5-2)) (r2 += 6280))
+     (r1 = ((r2 / 157) + ?\xA1))
+     (r2 %= 157)
+     (if (r2 < ?\x3F) (r2 += ?\x40) (r2 += ?\x62))))
+  "CCL program to encode a Big5 code to code point of Big5 font.")
+
+;; (setq font-ccl-encoder-alist
+;;       (cons (cons "big5" ccl-encode-big5-font) font-ccl-encoder-alist))
+
+(set-charset-ccl-program 'chinese-big5-1 ccl-encode-big5-font)
+(set-charset-ccl-program 'chinese-big5-2 ccl-encode-big5-font)
+
+(set-language-info-alist
+ "Chinese-BIG5" '((setup-function . (setup-chinese-big5-environment
+				     . setup-chinese-environment-map))
+		  (charset . (chinese-big5-1 chinese-big5-2))
+		  (coding-system . (big5 iso-2022-7bit))
+		  (sample-text . "Cantonese ($(0GnM$(B,$(0N]0*Hd(B)	$(0*/=((B, $(0+$)p(B")
+		  (documentation . ("Support for Chinese Big5 character set."
+				    . describe-chinese-environment-map))
+		  ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Chinese CNS11643 (traditional)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (set-language-info-alist
+;;  "Chinese-CNS" '((setup-function . (setup-chinese-cns-environment
+;;                                     . setup-chinese-environment-map))
+;;                  (charset . (chinese-cns11643-1 chinese-cns11643-2
+;;                              chinese-cns11643-3 chinese-cns11643-4
+;;                              chinese-cns11643-5 chinese-cns11643-6
+;;                              chinese-cns11643-7))
+;;                  (coding-system . (chinese-iso-7bit))
+;;                  (documentation . ("Support for Chinese CNS character sets."
+;;                                    . describe-chinese-environment-map))
+;;                  ))
+
+;;; chinese.el ends here