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203 lines
6.8 KiB
EmacsLisp
203 lines
6.8 KiB
EmacsLisp
;;; chinese.el --- Support for Chinese
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;; Copyright (C) 1995 Free Software Foundation, Inc.
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;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
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;; Keywords: multilingual, Chinese
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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 2, or (at your option)
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;; 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; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Commentary:
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;; For Chinese, three character sets GB2312, BIG5, and CNS11643 are
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;; supported.
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;;; Code:
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;; Chinese (general)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(make-coding-system
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'iso-2022-cn 2 ?C
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"Coding system ISO-2022-CN for Chinese (GB and CNS character sets)."
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'(ascii
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(nil chinese-gb2312 chinese-cns11643-1)
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(nil chinese-cns11643-2)
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(nil chinese-cns11643-3 chinese-cns11643-4 chinese-cns11643-5
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chinese-cns11643-6 chinese-cns11643-7)
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nil ascii-eol ascii-cntl seven locking-shift single-shift nil nil nil
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init-bol))
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(define-coding-system-alias 'iso-2022-cn 'iso-2022-cn-ext)
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(define-prefix-command 'describe-chinese-environment-map)
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(define-key-after describe-language-environment-map [Chinese]
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'("Chinese" . describe-chinese-environment-map)
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t)
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(define-prefix-command 'setup-chinese-environment-map)
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(define-key-after setup-language-environment-map [Chinese]
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'("Chinese" . setup-chinese-environment-map)
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t)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;; Chinese GB2312 (simplified)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(make-coding-system
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'cn-gb-2312 2 ?C
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"Coding-system of Chinese EUC (so called GB Encoding)."
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'((ascii t) chinese-gb2312 chinese-sisheng nil
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nil ascii-eol ascii-cntl nil nil single-shift nil))
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(define-coding-system-alias 'cn-gb-2312 'euc-china)
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(make-coding-system
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'hz-gb-2312 0 ?z
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"Codins-system of Hz/ZW used for Chinese (GB)."
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nil)
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(put 'hz-gb-2312 'post-read-conversion 'post-read-decode-hz)
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(put 'hz-gb-2312 'pre-write-conversion 'pre-write-encode-hz)
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(define-coding-system-alias 'hz-gb-2312 'hz)
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(defun post-read-decode-hz (len)
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(let ((pos (point)))
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(decode-hz-region pos (+ pos len))))
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(defun pre-write-encode-hz (from to)
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(let ((buf (current-buffer))
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(work (get-buffer-create " *pre-write-encoding-work*")))
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(set-buffer work)
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(erase-buffer)
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(if (stringp from)
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(insert from)
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(insert-buffer-substring buf from to))
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(encode-hz-region 1 (point-max))
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nil))
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(register-input-method
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"Chinese-GB" '("quail-ccdospy" quail-use-package "quail/ccdospy"))
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(register-input-method
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"Chinese-GB" '("quail-ctlau" quail-use-package "quail/ctlau"))
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(register-input-method
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"Chinese-GB" '("quail-punct" quail-use-package "quail/punct"))
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(register-input-method
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"Chinese-GB" '("quail-qj" quail-use-package "quail/qj"))
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(register-input-method
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"Chinese-GB" '("quail-sw" quail-use-package "quail/sw"))
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(register-input-method
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"Chinese-GB" '("quail-ziranma" quail-use-package "quail/ziranma"))
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(register-input-method
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"Chinese-GB" '("quail-tonepy" quail-use-package "quail/tonepy"))
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(register-input-method
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"Chinese-GB" '("quail-py" quail-use-package "quail/py"))
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(set-language-info-alist
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"Chinese-GB" '((setup-function . (setup-chinese-gb-environment
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. setup-chinese-environment-map))
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(charset . (chinese-gb2312 chinese-sisheng))
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(coding-system . (cn-gb-2312 hz-gb-2312 iso-2022-cn))
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(sample-text . "Chinese ($AVPND(B,$AFUM(;0(B,$A::So(B) $ADc:C(B")
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(documentation . ("Support for Chinese GB2312 character set."
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. describe-chinese-environment-map))
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))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Chinese BIG5 (traditional)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(make-coding-system
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'big5 3 ?B
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"Coding-system of BIG5.")
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(define-coding-system-alias 'big5 'cn-big5)
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;; Big5 font requires special encoding.
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(define-ccl-program ccl-encode-big5-font
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`(0
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;; In: R0:chinese-big5-1 or chinese-big5-2
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;; R1:position code 1
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;; R2:position code 2
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;; Out: R1:font code point 1
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;; R2:font code point 2
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((r2 = ((((r1 - ?\x21) * 94) + r2) - ?\x21))
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(if (r0 == ,(charset-id 'chinese-big5-2)) (r2 += 6280))
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(r1 = ((r2 / 157) + ?\xA1))
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(r2 %= 157)
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(if (r2 < ?\x3F) (r2 += ?\x40) (r2 += ?\x62))))
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"CCL program to encode a Big5 code to code point of Big5 font.")
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(setq font-ccl-encoder-alist
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(cons (cons "big5" ccl-encode-big5-font) font-ccl-encoder-alist))
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(register-input-method
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"Chinese-BIG5" '("quail-qj-b5" quail-use-package "quail/qj-b5"))
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(register-input-method
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"Chinese-BIG5" '("quail-zozy" quail-use-package "quail/zozy"))
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(register-input-method
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"Chinese-BIG5" '("quail-tsangchi-b5" quail-use-package "quail/tsangchi-b5"))
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(register-input-method
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"Chinese-BIG5" '("quail-py-b5" quail-use-package "quail/py-b5"))
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(register-input-method
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"Chinese-BIG5" '("quail-quick-b5" quail-use-package "quail/quick-bt"))
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(register-input-method
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"Chinese-BIG5" '("quail-etzy" quail-use-package "quail/etzy"))
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(register-input-method
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"Chinese-BIG5" '("quail-ecdict" quail-use-package "quail/ecdict"))
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(register-input-method
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"Chinese-BIG5" '("quail-ctlaub" quail-use-package "quail/ctlaub"))
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(register-input-method
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"Chinese-BIG5" '("quail-array30" quail-use-package "quail/array30"))
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(register-input-method
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"Chinese-BIG5" '("quail-4corner" quail-use-package "quail/4corner"))
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(set-language-info-alist
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"Chinese-BIG5" '((setup-function . (setup-chinese-big5-environment
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. setup-chinese-environment-map))
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(charset . (chinese-big5-1 chinese-big5-2))
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(coding-system . (cn-big5 iso-2022-cn))
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(sample-text . "Cantonese ($(0GnM$(B,$(0N]0*Hd(B) $(0*/=((B, $(0+$)p(B")
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(documentation . ("Support for Chinese Big5 character set."
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. describe-chinese-environment-map))
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))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Chinese CNS11643 (traditional)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(register-input-method
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"Chinese-CNS" '("quail-quick-cns" quail-use-package "quail/quick-cns"))
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(register-input-method
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"Chinese-CNS" '("quail-tsangchi-cns" quail-use-package "quail/tsangchi-cns"))
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(set-language-info-alist
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"Chinese-CNS" '((setup-function . (setup-chinese-cns-environment
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. setup-chinese-environment-map))
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(charset . (chinese-cns11643-1 chinese-cns11643-2
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chinese-cns11643-3 chinese-cns11643-4
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chinese-cns11643-5 chinese-cns11643-6
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chinese-cns11643-7))
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(coding-system . (iso-2022-cn))
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(documentation . ("Support for Chinese CNS character sets."
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. describe-chinese-environment-map))
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))
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;;; chinese.el ends here
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