1 ;;; its.el --- Input Translation System AKA "ITS(uDekirunDa!)"
3 ;; Copyright (C) 1999,2000 PFU LIMITED
5 ;; Author: NIIBE Yutaka <gniibe@chroot.org>
6 ;; KATAYAMA Yoshio <kate@pfu.co.jp>
8 ;; Maintainer: TOMURA Satoru <tomura@etl.go.jp>
10 ;; Keywords: mule, multilingual, input method
12 ;; This file is part of EGG.
14 ;; EGG is free software; you can redistribute it and/or modify
15 ;; it under the terms of the GNU General Public License as published by
16 ;; the Free Software Foundation; either version 2, or (at your option)
19 ;; EGG is distributed in the hope that it will be useful,
20 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
21 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 ;; GNU General Public License for more details.
24 ;; You should have received a copy of the GNU General Public License
25 ;; along with GNU Emacs; see the file COPYING. If not, write to the
26 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
27 ;; Boston, MA 02111-1307, USA.
38 "Input Translation System of Tamago 4."
41 (defcustom its-enable-fullwidth-alphabet t
42 "*Enable fullwidth symbol input."
43 :group 'its :type 'boolean)
45 (defcustom its-barf-on-invalid-keyseq nil
46 "*Don't allow invalid key sequence in input buffer, if non-NIL."
47 :group 'its :type 'boolean)
49 (defcustom its-delete-by-keystroke nil
50 "*Delete characters as if cancel input keystroke, if nin-NIL."
51 :group 'its :type 'boolean)
53 (defcustom its-fence-invisible nil
54 "*Make fences invisible, if nin-NIL."
55 :group 'its :type 'boolean)
57 (defcustom its-fence-open "|"
58 "*String of fence start mark. (should not be null string)"
59 :group 'its :type '(string :valid-regexp ".+"))
61 (defcustom its-fence-continue "+"
62 "*String of fence start mark. (should not be null string)"
63 :group 'its :type '(string :valid-regexp ".+"))
65 (defcustom its-fence-close "|"
66 "*String of fence end mark. (should not be null string)"
67 :group 'its :type '(string :valid-regexp ".+"))
69 (defcustom its-fence-face nil
70 "*Face (or alist of languages and faces) of text in fences."
73 (repeat :tag "Language-Face alist"
74 (cons :tag "Language-Face"
75 (choice :tag "Language"
80 (const :tag "Default" t)
81 (symbol :tag "Other"))
84 (defvar its-current-map nil)
85 (make-variable-buffer-local 'its-current-map)
86 (put 'its-current-map 'permanent-local t)
88 (defvar its-current-select-func nil)
89 (make-variable-buffer-local 'its-current-select-func)
90 (put 'its-current-select-func 'permanent-local t)
92 (defvar its-previous-select-func nil)
93 (make-variable-buffer-local 'its-previous-select-func)
94 (put 'its-previous-select-func 'permanent-local t)
96 (defvar its-current-language)
97 (make-variable-buffer-local 'its-current-language)
98 (put 'its-current-language 'permanent-local t)
100 ;; Data structure in ITS
101 ;; (1) SYL and CURSOR
103 ;; "SYL" stands for something like a syllable.
105 ;; <SYL> ::= ( <output> . ( <keyseq> . <terminal> )) ; Determined: DSYL
106 ;; | <state> ; Intermediate: ISYL
107 ;; | ( <output> . <point> ) ; Verbatim: VSYL
111 ;; ; ( <output> . ( <keyseq> . <key-state-table/terminal> ))
113 ;; <keyseq> ::= "string" of key sequence
114 ;; <output> ::= "string"
116 ;; <point> ::= integer which specifies point
118 ;; <cursor> ::= nil ; Previous SYL is active (input will go that SYL)
119 ;; | t ; input makes new SYL. DEL deletes previous SYL
120 ;; | its-cursor ; DEL breaks previous SYL, input makes new SYL
122 ;; Data structures in ITS
123 ;; (2) State machine which recognizes SYL
125 ;; <state> ::= ( <output> <keyseq> . <key-state-table/terminal> )
127 ;; <key-state-table/terminal> ::= <key-state-table> ; intermediate state
128 ;; | <terminal> ; terminal state
130 ;; <key-state-table> ::= ( <key-state-alist> . <expr-output-back-list> )
131 ;; <key-state-alist> ::= ( <key-state> ... )
132 ;; <key-state> ::= ( <key> . <state> )
133 ;; <key> ::= Positive INTEGER which specifies KEY STROKE
134 ;; | -1 ; means END of key stroke
136 ;; Only applicable for last transition.
137 ;; <expr-output-back-list> ::= ( (<output> . (<keyexpr> . <howmanyback>))... )
138 ;; <keyexpr> ::= something like "[a-z]" which specifies class of key.
139 ;; | NIL; means ANY of key (except END of the key stroke)
142 ;; <keyseq> ::= "string"
144 ;; <terminal> ::= nil
147 ;; <howmanyback> ::= integer which specifies how many key strokes we go back
149 ;; <output> ::= "string"
151 ;; Data structure in ITS (3) Map
153 ;; <map> ::= ( <name> <indicator> <language> . <start-state> )
154 ;; <name> ::= "string"
155 ;; <indicator> ::= "string"
156 ;; <language> ::= "string"
157 ;; <start-state> ::= <state>
160 (defsubst its-new-state (output keyseq back)
161 (cons output (cons keyseq back)))
163 (defsubst its-new-map (name indicator language)
164 (cons name (cons indicator (cons language (its-new-state "" "" nil)))))
166 (defsubst its-get-indicator (map)
169 (defsubst its-get-language (map)
172 (defsubst its-get-start-state (map)
175 (defsubst its-get-kst/t (state)
178 (defsubst its-set-kst (state kst)
179 (setcdr (cdr state) kst))
181 (defsubst its-get-keyseq (state)
184 (defsubst its-set-keyseq (state keyseq)
185 (setcar (cdr state) keyseq))
187 (defun its-get-keyseq-cooked (state)
188 (let ((keyseq (its-get-keyseq state))
189 (back (its-get-kst/t state)))
191 (substring keyseq 0 back)
194 (defsubst its-kst-p (kst/t)
195 (not (or (numberp kst/t) (null kst/t))))
197 (defun its-get-output (syl/state &optional no-eval)
198 (setq syl/state (car syl/state))
199 (cond ((null (consp syl/state))
201 ((and (null no-eval) (eq (car syl/state) 'eval))
202 (eval (mapcar (lambda (s) (if (stringp s) (copy-sequence s) s))
205 (copy-sequence syl/state))))
207 (defsubst its-set-output (state output)
208 (setcar state output))
210 (defsubst its-get-keyseq-syl (syl)
212 (cond ((stringp l) ; DSYL
217 (substring (car l) 0 (cdr l)))
221 (defsubst its-eob-keyexpr (eob)
223 (defsubst its-eob-back (eob)
226 (defsubst its-make-class+back (class back)
228 (defsubst its-make-otherwise (output class+back)
229 (cons output class+back))
231 (defsubst its-DSYL-with-back-p (syl)
232 (and (consp (cdr syl))
233 (numberp (its-get-kst/t syl))))
235 (defsubst its-concrete-DSYL-p (syl)
238 (defsubst its-make-concrete-DSYL (syl)
239 (if (consp (cdr syl))
240 (cons (its-get-output syl) (its-get-keyseq-syl syl))
246 (require 'its-keydef)
249 (let ((map (make-sparse-keymap))
251 (define-key map "\C-a" 'its-beginning-of-input-buffer)
252 (define-key map "\C-b" 'its-backward-SYL)
253 (define-key map "\C-c" 'its-cancel-input)
254 (define-key map "\C-d" 'its-delete-SYL)
255 (define-key map "\C-e" 'its-end-of-input-buffer)
256 (define-key map "\C-f" 'its-forward-SYL)
257 (define-key map "\C-g" 'its-select-previous-mode)
258 (define-key map "\C-]" 'its-cancel-input)
259 (define-key map "\C-h" 'its-mode-help-command)
260 (define-key map "\C-k" 'its-kill-line)
261 ;; (define-key map "\C-l" 'its-exit-mode)
262 (define-key map "\C-m" 'its-exit-mode) ; RET
263 (define-key map [return] 'its-exit-mode)
264 (define-key map "\C-t" 'its-transpose-chars)
265 (define-key map "\C-w" 'its-kick-convert-region)
266 (define-key map "\C-y" 'its-yank)
267 (define-key map "\M-y" 'its-yank-pop)
268 (define-key map [backspace] 'its-delete-backward-SYL)
269 (define-key map [delete] 'its-delete-backward-SYL)
270 (define-key map [M-backspace] 'its-delete-backward-SYL-by-keystroke)
271 (define-key map [M-delete] 'its-delete-backward-SYL-by-keystroke)
272 (define-key map [right] 'its-forward-SYL)
273 (define-key map [left] 'its-backward-SYL)
275 (define-key map (vector i) 'its-self-insert-char)
277 (define-key map " " 'its-kick-convert-region-or-self-insert)
278 (define-key map "\177" 'its-delete-backward-SYL)
280 (define-key map "\M-p" 'its-previous-map)
281 (define-key map "\M-n" 'its-next-map)
282 (define-key map "\M-h" 'its-hiragana) ; hiragana-region for input-buffer
283 (define-key map "\M-k" 'its-katakana)
284 (define-key map "\M-<" 'its-half-width)
285 (define-key map "\M->" 'its-full-width)
287 "Keymap for ITS mode.")
288 (fset 'its-mode-map its-mode-map)
290 (defvar its-fence-mode nil)
291 (make-variable-buffer-local 'its-fence-mode)
292 (put 'its-fence-mode 'permanent-local t)
294 (defvar egg-sub-mode-map-alist nil)
295 (or (assq 'its-fence-mode egg-sub-mode-map-alist)
296 (setq egg-sub-mode-map-alist (cons '(its-fence-mode . its-mode-map)
297 egg-sub-mode-map-alist)))
299 (defun its-enter/leave-fence (&optional old new)
300 (setq its-fence-mode (its-in-fence-p)))
302 (add-hook 'egg-enter/leave-fence-hook 'its-enter/leave-fence)
304 (defconst its-setup-fence-before-insert-SYL nil)
306 (defun its-get-fence-face (lang)
307 (if (null (consp its-fence-face))
309 (cdr (or (assq lang its-fence-face)
310 (assq t its-fence-face)))))
312 (defun its-put-cursor (cursor)
313 (unless (eq its-barf-on-invalid-keyseq 'its-keyseq-test)
315 (str (copy-sequence "!")))
316 (set-text-properties 0 1 (list 'read-only t
318 'intangible 'its-part-2
320 'point-entered 'egg-enter/leave-fence
321 'point-left 'egg-enter/leave-fence
322 'modification-hooks '(egg-modify-fence))
327 (defun its-set-cursor-status (cursor)
328 (delete-region (point) (1+ (point)))
329 (its-put-cursor cursor)
332 (defvar its-context nil)
335 ;; +-- START property
336 ;; | --- CURSOR Property
338 ;; v v v-- END Property
340 ;; ^^^ ^^^ ^^^------ SYL Property
342 ;; intangible intangible
345 (defun its-setup-fence-mode ()
346 (let ((open-props '(its-start t intangible its-part-1))
347 (close-props '(rear-nonsticky t its-end t intangible its-part-2))
349 (if (or (null (stringp its-fence-open)) (zerop (length its-fence-open))
350 (null (stringp its-fence-continue)) (zerop (length its-fence-continue))
351 (null (stringp its-fence-close)) (zerop (length its-fence-close)))
352 (error "invalid fence"))
353 ;; Put open-fence before inhibit-read-only to detect read-only
354 (insert (if its-context its-fence-continue its-fence-open))
355 (let ((inhibit-read-only t))
357 (add-text-properties p p1 open-props)
359 (put-text-property p p1 'its-context its-context))
360 (insert its-fence-close)
361 (add-text-properties p1 (point) close-props)
362 (if its-fence-invisible
363 (put-text-property p (point) 'invisible t))
364 (put-text-property p (point) 'read-only t)
366 (its-define-select-keys its-mode-map t)
367 (its-put-cursor t))))
369 (defun its-start (key context)
370 (let ((its-setup-fence-before-insert-SYL t)
371 (its-context context))
372 (its-input nil key)))
374 (defun its-restart (str set-prop beginning context)
375 (let ((its-context context)
377 (its-setup-fence-mode)
379 (put-text-property 0 (length str) 'intangible 'its-part-1 str)
383 (delete-region (point) (1+ (point)))
384 (its-setup-yanked-portion p (point))))
386 (its-beginning-of-input-buffer))))
388 (defun its-self-insert-char ()
390 (let ((inhibit-read-only t)
391 (key last-command-char)
392 (cursor (get-text-property (point) 'its-cursor))
393 (syl (get-text-property (1- (point)) 'its-syl)))
396 (not (eq (get-text-property (1- (point)) 'its-map) its-current-map)))
397 (put-text-property (- (point) (length (its-get-output syl))) (point)
398 'its-syl (its-make-concrete-DSYL syl))
402 (its-input syl key)))
404 (defun its-current-language-length ()
405 (+ (if (eq (get-text-property (1- (point)) 'egg-lang) its-current-language)
406 (- (point) (previous-single-property-change (point) 'egg-lang))
408 (if (eq (get-text-property (1+ (point)) 'egg-lang) its-current-language)
409 (- (next-single-property-change (1+ (point)) 'egg-lang) (point) 1)
412 (defun its-initial-ISYL ()
413 (its-get-start-state (symbol-value its-current-map)))
415 (defun its-make-VSYL (keyseq)
416 (cons keyseq (length keyseq)))
418 (defun its-input-error ()
419 (error "Invalid Romaji Sequence"))
421 (defvar its-stroke-input-alist nil)
423 (defun its-input (syl key)
424 (let ((output (car syl))
426 (stroke (assq its-current-language its-stroke-input-alist)))
427 (or syl (setq syl (its-initial-ISYL)))
430 ;; k/kk/s is "point in keyseq"
431 (its-input-to-vsyl syl key k/kk/s output))
432 ((and (or its-barf-on-invalid-keyseq stroke)
433 (null (its-keyseq-acceptable-p (vector key) syl)))
434 ;; signal before altering
438 (its-state-machine syl key 'its-buffer-ins/del-SYL)
439 (if (and stroke (>= (its-current-language-length) (cdr stroke)))
440 (its-kick-convert-region))))))
442 (defun its-input-to-vsyl (syl key point output)
444 (its-set-cursor-status t)
445 (let ((len (length output)))
447 ;; point is at end of VSYL. Don't need to call state machine.
448 (its-buffer-ins/del-SYL
449 (its-make-VSYL (concat output (vector key))) syl nil)
450 ;; point is at middle of VSYL.
451 (let ((new-keyseq (concat (substring output 0 point)
453 (substring output point))))
454 (its-state-machine-keyseq new-keyseq 'its-buffer-ins/del-SYL))))))
457 ;;; ITS State Machine
460 (defvar its-disable-special-action nil)
463 (defun its-state-machine (state key emit)
464 (let ((next-state (its-get-next-state state key))
465 expr-output-back kst/t output keyseq back)
467 ;; proceed to next status
469 (not (and its-disable-special-action
470 (eq (its-get-kst/t next-state) t))))
471 (setq kst/t (its-get-kst/t next-state)
472 output (its-get-output next-state)
473 keyseq (its-get-keyseq next-state))
478 (let ((its-current-language t))
479 (funcall emit (cons output keyseq) state 'its-cursor))
480 (funcall emit (cons "" keyseq) state 'its-cursor)
481 (apply (car output) (cdr output))))
483 ;; Still, it's a intermediate state.
485 (funcall emit next-state state nil))
487 ;; It's negative integer which specifies how many
488 ;; characters we go backwards
490 (funcall emit next-state state 'its-cursor)
491 (its-state-machine-keyseq (substring keyseq kst/t) emit (< key 0)))
493 ;; Here we arrive to a terminal state.
494 ;; Emit a DSYL, and go ahead.
496 (funcall emit next-state state 'its-cursor))))
498 ;; push back by otherwise status
500 (setq expr-output-back (its-get-otherwise state key)))
501 (setq keyseq (concat (its-get-keyseq state) (vector key))
502 back (its-eob-back expr-output-back))
504 (cons (or (its-get-output expr-output-back)
506 (its-goto-state (substring keyseq 0 back))))
509 (its-state-machine-keyseq
510 (substring keyseq back) emit))
512 ((eq its-barf-on-invalid-keyseq 'its-keyseq-test)
513 'its-keyseq-test-failed)
515 ;; No next state for KEY. It's invalid sequence.
516 (its-barf-on-invalid-keyseq
520 ;; XXX Should make DSYL (instead of VSYL)?
521 (setq keyseq (concat (its-get-keyseq state) (if (> key 0) (vector key))))
522 (funcall emit (its-make-VSYL keyseq) state nil)))))
524 (defvar its-latest-SYL nil "The latest SYL inserted.")
526 (defsubst its-update-latest-SYL (syl)
527 (setq its-latest-SYL syl))
530 (defun its-state-machine-keyseq (keyseq emit &optional eol)
532 (len (length keyseq))
533 (syl (its-initial-ISYL))
538 ;; VSYL - no need looping
540 (its-make-VSYL (concat (car syl) (substring keyseq i)))
545 (setq cursor (its-state-machine syl (aref keyseq i) emit))))
546 (if (eq cursor 'its-keyseq-test-failed)
548 (setq syl (if cursor (its-initial-ISYL) its-latest-SYL)
550 (if (and eol (not (eq cursor 'its-keyseq-test-failed)))
551 (its-state-machine syl -1 emit)
554 (defun its-buffer-ins/del-SYL (newsyl oldsyl cursor)
555 (if its-setup-fence-before-insert-SYL
557 (setq its-setup-fence-before-insert-SYL nil)
558 (its-setup-fence-mode)))
559 (let ((inhibit-read-only t)
560 (output (copy-sequence (its-get-output newsyl)))
561 (face (its-get-fence-face its-current-language)))
562 (its-buffer-delete-SYL oldsyl)
563 (its-update-latest-SYL newsyl)
564 (add-text-properties 0 (length output)
565 (list 'its-map its-current-map
567 'egg-lang its-current-language
569 'intangible 'its-part-1)
572 (egg-set-face 0 (length output) face output))
574 (its-set-cursor-status cursor)))
576 (defun its-buffer-delete-SYL (syl)
577 (let ((len (length (its-get-output syl))))
578 (delete-region (- (point) len) (point))))
580 (defun its-get-next-state (state key)
581 (let ((kst/t (its-get-kst/t state)))
583 (cdr (assq key (car kst/t))))))
586 (defun its-otherwise-match (expr key)
587 (or (null expr) ; <expr>::= NIL means "ANY"
588 (let ((case-fold-search nil))
589 (string-match expr (char-to-string key)))))
591 (defun its-get-otherwise (state key)
592 (let* ((kst/t (its-get-kst/t state))
596 (setq expr-output-back (car ebl))
597 (let ((expr (its-eob-keyexpr expr-output-back)))
598 (if (its-otherwise-match expr key)
600 (setq ebl (cdr ebl)))))
603 (defun its-keyseq-acceptable-p (keyseq &optional syl eol)
605 (len (length keyseq))
606 (its-barf-on-invalid-keyseq 'its-keyseq-test)
608 (emit (lambda (nsyl osyl cursor)
609 (its-update-latest-SYL nsyl)
611 (its-current-map its-current-map)
612 (its-current-select-func its-current-select-func)
613 (its-current-language its-current-language)
614 (its-zhuyin its-zhuyin)
615 (its-previous-select-func its-previous-select-func)
618 (setq syl (its-initial-ISYL)))
619 (if (numberp (cdr syl))
621 (while (and syl (< i len))
622 (setq cursor (its-state-machine syl (aref keyseq i) emit))
624 ((eq cursor 'its-keyseq-test-failed)
627 (setq syl (its-initial-ISYL)))
632 (setq cursor (its-state-machine syl -1 emit)))
633 (not (eq cursor 'its-keyseq-test-failed)))))
640 (defvar its-map-alist nil)
642 (defun its-get-map (name)
643 (assoc name its-map-alist))
645 (defun its-register-map (map)
646 (let* ((name (car map))
647 (place (assoc name its-map-alist)))
649 (setcdr place (cdr map))
650 (setq its-map-alist (cons map its-map-alist)))
653 (defmacro define-its-state-machine (map name indicator lang doc &rest exprs)
654 (let ((its-current-map map))
655 (set map (its-new-map name indicator
656 (if (eq (car-safe lang) 'quote) (nth 1 lang) lang)))
657 (eval (cons 'progn exprs))
658 (set map (its-map-compaction (symbol-value map))))
659 `(defconst ,map (its-map-rebuild ',(symbol-value map)) ,doc))
661 (defmacro define-its-state-machine-append (map &rest exprs)
662 `(let ((func (lambda () (let ((its-current-map ',map)) ,@exprs)))
663 (hook ',(intern (concat (symbol-name map) "-hook"))))
664 (if (null (boundp ',map))
665 (add-hook hook func t)
670 ;; Data structure for map compaction
671 ;; <node> ::= (<count> <node#> <original node>) ; atom
672 ;; | (<count> <node#> (<node> . <node>)) ; cons cell
674 ;; <count> ::= integer ; 0 or negative - usage count
675 ;; ; positive - generated common sub-tree
677 ;; <node#> ::= integer ; subject to compaction
678 ;; | nil ; not subject to compaction
680 (defvar its-compaction-enable nil)
681 (defvar its-compaction-hash-table)
682 (defvar its-compaction-integer-table)
683 (defvar its-compaction-counter-1)
684 (defvar its-compaction-counter-2)
685 (defvar its-compaction-list)
687 (defun its-map-compaction (map)
688 (if its-compaction-enable
689 (let ((its-compaction-hash-table (make-vector 1000 nil))
690 (its-compaction-integer-table (make-vector 138 nil))
691 (its-compaction-counter-1 1)
692 (its-compaction-counter-2 0)
693 (its-compaction-list nil))
694 (its-map-compaction-internal map nil nil)
695 (cons (vconcat (nreverse its-compaction-list)) map))
698 (defmacro its-compaction-set-lr (node lr val)
699 `(if (eq ,lr 'car) (setcar ,node ,val) (setcdr ,node ,val)))
701 (defmacro its-compaction-new-node ()
702 '(1- (setq its-compaction-counter-1 (1+ its-compaction-counter-1))))
704 (defmacro its-compaction-new-cse (node)
705 `(1- (setq its-compaction-list (cons ,node its-compaction-list)
706 its-compaction-counter-2 (1+ its-compaction-counter-2))))
708 (defmacro its-concat (&rest args)
709 `(concat ,@(mapcar (lambda (arg)
712 `(if (numberp ,arg) (number-to-string ,arg) ,arg)))
715 (defmacro its-compaction-hash (name node parent lr type)
717 `(let ((hash (intern (its-concat ,@name) its-compaction-hash-table)))
718 (if (null (boundp hash))
719 (car (set hash (list* (its-compaction-new-node) ,parent ,lr)))
720 (setq hash (symbol-value hash))
721 (if (consp (cdr hash))
722 (setcdr hash (its-compaction-set-lr
723 (cadr hash) (cddr hash)
724 (its-compaction-new-cse ,node))))
725 (its-compaction-set-lr ,parent ,lr (cdr hash))
727 `(let ((hash ,(if (eq type 'integer)
728 `(intern (its-concat ,@name) its-compaction-hash-table)
729 `(aref its-compaction-integer-table (+ ,node 10)))))
730 (if (null ,(if (eq type 'integer) '(boundp hash) 'hash))
731 (setq hash (,@(if (eq type 'integer)
733 `(aset its-compaction-integer-table (+ ,node 10)))
734 (cons (its-compaction-new-node)
735 (its-compaction-new-cse ,node))))
736 ,(if (eq type 'integer) '(setq hash (symbol-value hash))))
737 (its-compaction-set-lr ,parent ,lr (cdr hash))
740 (defun its-map-compaction-internal (map parent lr &optional force)
743 (let* ((candidate (or (null (stringp (car map))) (cdr map)))
744 (sexp (or force (eq (car map) 'eval)))
745 (l (its-map-compaction-internal (car map) map 'car sexp))
746 (r (its-map-compaction-internal (cdr map) map 'cdr sexp)))
747 (if (or sexp (and candidate l r))
748 (its-compaction-hash (l " " r) map parent lr nil))))
750 (its-compaction-hash ("STR" map) map parent lr nil))
752 (if (and (>= map -10) (< map 128))
753 (its-compaction-hash nil map parent lr small-int)
754 (its-compaction-hash ("INT" map) map parent lr integer)))
757 (its-compaction-hash ("SYM" (symbol-name map)) map parent lr nil))))
759 (defvar its-map-rebuild-subtrees)
761 (defun its-map-rebuild (map)
762 (if (vectorp (car map))
763 (let ((its-map-rebuild-subtrees (car map))
764 (len (length (car map)))
768 (setq node (aref its-map-rebuild-subtrees i))
770 (its-map-rebuild-1 node))
772 (its-map-rebuild-1 (cdr map))
776 (defun its-map-rebuild-1 (map)
779 (if (consp (setq lr (car map)))
780 (its-map-rebuild-1 lr)
782 (setcar map (aref its-map-rebuild-subtrees lr))))
786 (setcdr lr (aref its-map-rebuild-subtrees map)))))
789 ;; Construct State Machine
791 (defun its-defrule (input output &optional back enable-overwrite)
792 "
\e$BF~NO
\e(B INPUT
\e$B$rG'<1$7
\e(B, OUTPUT
\e$B$r=PNO$9$k$h$&$K%9%F!<%H%^%7%s$r9=@.$9$k!#
\e(B
793 BACK
\e$B$,
\e(B(
\e$BIi$N
\e(B)
\e$B@0?t$N;~$O
\e(B, OUTPUT
\e$B$r=PNO$7$?8e
\e(B, BACK
\e$B$NJ,
\e(B key stroke
\e$B$r
\e(B
794 \e$BLa$C$FF0$/$b$N$H$9$k!#JQ495,B'$O$b$C$H$b:G6a$K
\e(B its-define-state-machine
795 \e$B$5$l$?JQ49I=$KEPO?$5$l$k!#
\e(B
797 (let ((state (its-goto-state input (if enable-overwrite t 'dup-check))))
798 (its-set-output state output)
799 (its-set-kst state back)
802 (defun its-defrule* (input output &optional interim-output enable-overwrite)
803 (let* ((state (its-goto-state input (if enable-overwrite t 'dup-check))))
804 (its-set-kst state nil)
805 (its-set-interim-terminal-state state output)
807 (its-set-output state interim-output))
810 (defvar its-parent-states)
812 (defun its-goto-state (input &optional build-if-none)
813 (let ((len (length input))
815 (state (its-initial-ISYL))
816 brand-new next-state key)
817 (setq its-parent-states nil)
819 (setq its-parent-states (cons state its-parent-states)
822 next-state (its-get-next-state state key))
825 (setq state next-state))
826 ((null build-if-none)
827 (error "No such state (%s)" input))
829 (if (not (or brand-new (= i 1) (its-get-kst/t state)))
830 (its-set-interim-terminal-state state))
831 (setq state (its-make-next-state state key
832 (concat (its-get-output state)
835 (if (and (eq build-if-none 'dup-check) (null brand-new))
836 (error "Duplicated definition (%s)" input))
839 (defun its-set-interim-terminal-state (state &optional output)
840 (its-make-next-state state -1 (or output (its-get-output state t)))
841 (its-defrule-otherwise state output))
843 (defun its-defoutput (input display)
844 (let ((state (its-goto-state input)))
845 (its-set-output state display)))
847 (defun its-define-otherwise (state otherwise)
848 (let ((kst (its-get-kst/t state)))
850 (setcdr kst (cons otherwise (cdr kst)))
851 (its-set-kst state (cons nil (cons otherwise nil))))))
853 (defun its-defrule-otherwise (state output &optional class back)
854 (its-define-otherwise
856 (its-make-otherwise output (its-make-class+back class (or back -1)))))
858 (defun its-make-next-state (state key output &optional back)
859 (let ((next-state (its-new-state output
860 (concat (its-get-keyseq state)
861 (if (> key 0) (list key)))
863 (kst (its-get-kst/t state)))
866 (its-set-kst state (list (list (cons key next-state)))))
868 (setcar kst (cons (cons key next-state) (car kst))))
870 (error "Can't make new state after %S" (its-get-keyseq state))))
873 (defmacro its-defrule-select-mode-temporally (input select-func)
874 `(its-defrule ,input '(its-select-mode-temporally
875 ,(intern (concat "its-select-"
876 (symbol-name select-func))))
880 (defun its-set-part-1 (beg end)
881 (let ((inhibit-point-motion-hooks t)
882 (str (buffer-substring beg end)))
884 (delete-region beg end)
885 (put-text-property 0 (- end beg) 'intangible 'its-part-1 str)
888 (defun its-set-part-2 (beg end)
889 (let ((inhibit-point-motion-hooks t)
890 (str (buffer-substring beg end)))
892 (delete-region beg end)
893 (put-text-property 0 (- end beg) 'intangible 'its-part-2 str)
896 (defun its-search-beginning ()
897 (if (get-text-property (1- (point)) 'its-start)
899 (previous-single-property-change (point) 'its-start)))
901 (defun its-search-end ()
902 (if (get-text-property (point) 'its-end)
904 (next-single-property-change (point) 'its-end)))
906 (defun its-beginning-of-input-buffer ()
908 (let ((inhibit-read-only t))
910 (let ((begpos (its-search-beginning)))
911 (its-set-part-2 begpos (point))
915 (defun its-end-of-input-buffer ()
917 (let ((inhibit-read-only t))
919 (let ((endpos (its-search-end)))
920 (its-set-part-1 (point) endpos)
924 (defun its-kill-line (n)
926 (let ((inhibit-read-only t))
929 (if (= (its-search-beginning) (point))
931 (delete-region (its-search-end) (point))
933 (if (= (its-search-end) (point))
935 (delete-region (its-search-beginning) (point))
936 (its-put-cursor t)))))
938 (defun its-cancel-input ()
940 (let ((inhibit-read-only t))
941 (delete-region (its-search-beginning) (its-search-end))
943 (its-exit-mode-internal)))
945 ;; TODO: move in VSYL
946 (defun its-backward-SYL (n)
948 (let ((inhibit-read-only t)
951 (setq syl (get-text-property (1- (point)) 'its-syl)
954 (while (and syl (> n 0))
955 (setq p (- p (length (its-get-output syl))))
956 (setq syl (get-text-property (1- p) 'its-syl))
958 ;; Make SYLs have property of "part 2"
959 (its-set-part-2 p old-point)
963 (signal 'beginning-of-buffer nil))))
965 ;; TODO: move in VSYL
966 (defun its-forward-SYL (n)
968 (let ((inhibit-read-only t)
971 (setq syl (get-text-property (point) 'its-syl)
974 (while (and syl (> n 0))
975 (setq p (+ p (length (its-get-output syl))))
976 (setq syl (get-text-property p 'its-syl))
978 ;; Make SYLs have property of "part 1"
979 (its-set-part-1 old-point p)
983 (signal 'end-of-buffer nil))))
985 ;; TODO: handle VSYL. KILLFLAG
986 (defun its-delete-SYL (n killflag)
988 (let ((inhibit-read-only t)
991 (setq syl (get-text-property (point) 'its-syl)
993 (while (and syl (> n 0))
994 (setq p (+ p (length (its-get-output syl))))
995 (setq syl (get-text-property p 'its-syl))
1000 (signal 'end-of-buffer nil))
1001 (delete-region (point) p)
1003 (its-exit-mode-if-empty))))
1006 (defun its-delete-backward-SYL (n killflag)
1007 (interactive "p\nP")
1008 (let ((inhibit-read-only t)
1009 (syl (get-text-property (1- (point)) 'its-syl))
1010 (cursor (get-text-property (point) 'its-cursor)))
1012 (signal 'beginning-of-buffer nil)
1014 (its-delete-backward-SYL-internal n killflag)
1015 (its-delete-backward-within-SYL syl n killflag)))))
1018 (defun its-delete-backward-SYL-internal (n killflag)
1019 (let ((syl (get-text-property (1- (point)) 'its-syl))
1021 (while (and syl (> n 0))
1022 (setq p (- p (length (its-get-output syl))))
1023 (setq syl (get-text-property (1- p) 'its-syl))
1026 (signal 'beginning-of-buffer nil)
1027 (delete-region p (1+ (point))) ; also delete cursor
1029 (its-exit-mode-if-empty))))
1031 (defun its-delete-backward-SYL-by-keystroke (n killflag)
1032 (interactive "p\nP")
1033 (let ((inhibit-read-only t)
1034 (its-delete-by-keystroke t))
1035 (its-delete-backward-SYL n killflag)))
1038 (defun its-delete-backward-within-SYL (syl n killflag)
1039 (let* ((keyseq (its-get-keyseq-syl syl))
1040 (len (length keyseq))
1041 (p (- (point) (length (its-get-output syl))))
1042 (its-current-map (get-text-property (1- (point)) 'its-map))
1043 (its-current-language (get-text-property (1- (point)) 'egg-lang))
1046 (signal 'args-out-of-range (list (- (point) n) (point))))
1047 (if its-delete-by-keystroke
1048 (while (null (or (eq p pp) (its-concrete-DSYL-p syl)))
1050 (while (and (setq syl (get-text-property (1- p) 'its-syl))
1051 (its-DSYL-with-back-p syl)
1052 (<= (setq back (- (its-get-kst/t syl))) len)
1054 (equal (substring (its-get-keyseq syl) (- back))
1055 (substring keyseq 0 back)))
1056 (setq keyseq (concat (its-get-keyseq-syl syl) keyseq)
1058 p (- p (length (its-get-output syl)))))
1059 (if (and (eq p pp) syl (> n len))
1061 keyseq (its-get-keyseq-syl syl)
1063 p (- p (length (its-get-output syl))))))
1064 (if (and (> n len) (its-concrete-DSYL-p syl))
1069 (while (and (> n len) (setq syl (get-text-property (1- p) 'its-syl)))
1071 p (- p (length (its-get-output syl)))))
1073 (signal 'beginning-of-buffer nil))
1074 (delete-region p (point))
1076 (its-state-machine-keyseq (substring keyseq 0 (- len n))
1077 'its-buffer-ins/del-SYL)
1078 (its-set-cursor-status
1079 (if (or (null its-delete-by-keystroke)
1080 (its-concrete-DSYL-p (get-text-property (1- p) 'its-syl)))
1083 ;; exit its mode after unbind variables
1084 (its-exit-mode-if-empty))
1086 (defun its-transpose-chars (n)
1088 (let ((inhibit-read-only t)
1089 (syl (get-text-property (1- (point)) 'its-syl))
1090 (cursor (get-text-property (point) 'its-cursor))
1094 (signal 'beginning-of-buffer nil))
1096 (if (and (= n 1) (get-text-property (1+ (point)) 'its-end))
1098 (its-backward-SYL 1)
1099 (setq syl (get-text-property (1- (point)) 'its-syl))
1101 (signal 'beginning-of-buffer nil))))
1102 (its-buffer-delete-SYL syl)
1104 (if (get-text-property (1+ (point)) 'its-end)
1106 (its-buffer-ins/del-SYL syl nil t)
1107 (signal 'end-of-buffer nil)))
1111 (if (get-text-property (1- (point)) 'its-start)
1113 (its-buffer-ins/del-SYL syl nil t)
1114 (signal 'beginning-of-buffer nil)))
1115 (its-backward-SYL 1)
1117 (its-buffer-ins/del-SYL syl nil t))
1119 (setq keyseq (its-get-keyseq-syl syl)
1120 len (length keyseq))
1122 ((or (> n 1) (<= len 1))
1123 (signal 'end-of-buffer nil))
1125 (signal 'beginning-of-buffer nil))
1127 (setq n (if (> n 0) (- -1 n) (1- n)))
1128 (setq keyseq (concat (substring keyseq 0 n)
1129 (substring keyseq -1)
1130 (substring keyseq n -1)))
1131 (if (and its-barf-on-invalid-keyseq
1132 (null (its-keyseq-acceptable-p keyseq)))
1134 (delete-region (- (point) (length (its-get-output syl))) (point))
1135 (its-state-machine-keyseq keyseq 'its-buffer-ins/del-SYL)))))))
1137 (defun its-yank (&optional arg)
1139 (let ((inhibit-read-only t))
1142 (its-setup-yanked-portion (region-beginning) (region-end))))
1144 (defun its-yank-pop (arg)
1146 (let ((inhibit-read-only t))
1149 (its-setup-yanked-portion (region-beginning) (region-end))))
1151 (defun its-setup-yanked-portion (start end)
1152 (let ((yank-before (eq (point) end))
1153 syl face lang source no-prop-source len i j l)
1154 (setq source (buffer-substring start end)
1155 no-prop-source (buffer-substring-no-properties start end)
1156 len (length source))
1157 (remove-text-properties 0 len '(intangible nil) source)
1158 (egg-separate-languages source (get-text-property (1- start) 'egg-lang))
1161 (setq lang (get-text-property i 'egg-lang source))
1162 (if (or (and (or (eq lang 'Chinese-GB) (eq lang 'Chinese-CNS))
1163 (setq l (egg-chinese-syllable source i)))
1164 (and (setq l (get-text-property i 'composition source))
1165 (setq l (if (consp (car l)) (caar l) (cadr l)))
1166 (eq (next-single-property-change i 'composition
1167 source (length source))
1170 (setq j (+ i (egg-char-bytes (egg-string-to-char-at source i)))))
1171 (setq syl (substring no-prop-source i j))
1172 (put-text-property i j 'its-syl (cons syl syl) source)
1178 (setq j (egg-next-single-property-change i 'egg-lang source len)
1179 face (its-get-fence-face
1180 (get-text-property i 'egg-lang source)))
1182 (egg-set-face i j face source))
1184 (delete-region start end)
1187 (add-text-properties 0 len '(read-only t intangible its-part-1) source)
1189 (add-text-properties 0 len '(read-only t intangible its-part-2) source)
1191 (set-marker (mark-marker) (point) (current-buffer))
1193 (its-put-cursor t)))
1196 (defun its-input-end ()
1197 (if (null (eq its-barf-on-invalid-keyseq 'its-keyseq-test))
1198 (let ((cursor (get-text-property (point) 'its-cursor)))
1201 (let ((its-current-language (get-text-property (1- (point))
1203 (its-input (get-text-property (1- (point)) 'its-syl) -1)))
1204 (delete-region (point) (1+ (point))))))
1206 (defun its-exit-mode ()
1209 (if (its-in-fence-p)
1210 (let ((inhibit-read-only t))
1213 (its-exit-mode-internal))
1214 (its-select-previous-mode t)))
1216 (defun its-exit-mode-if-empty ()
1217 (and (get-text-property (1- (point)) 'its-start)
1218 (get-text-property (1+ (point)) 'its-end)
1219 (its-exit-mode-internal)))
1221 ;; TODO: handle overwrite-mode, insertion-hook, fill...
1222 (defun its-exit-mode-internal (&optional proceed-to-conversion n)
1223 (let (start end s context str)
1224 (its-select-previous-mode t)
1226 (delete-region (point) (1+ (point)))
1227 ;; Delete open fence
1228 (setq s (its-search-beginning)
1229 start (previous-single-property-change s 'its-start nil (point-min))
1230 context (get-text-property start 'its-context))
1231 (delete-region start s)
1232 ;; Delete close fence
1233 (setq end (its-search-end))
1235 (next-single-property-change end 'its-end nil (point-max)))
1236 (if proceed-to-conversion
1237 (egg-convert-region start end context n)
1238 ;; Remove all properties
1240 (setq str (buffer-substring start end))
1241 (egg-remove-all-text-properties 0 (length str) str)
1242 (delete-region start end)
1245 (run-hooks 'input-method-after-insert-chunk-hook))))
1247 (defun its-kick-convert-region (&optional n)
1249 (let ((inhibit-read-only t))
1252 (its-exit-mode-internal t n)))
1254 (defun its-kick-convert-region-or-self-insert (&optional n)
1256 (let ((syl (and (null (get-text-property (point) 'its-cursor))
1257 (get-text-property (1- (point)) 'its-syl))))
1258 (if (its-keyseq-acceptable-p (vector last-command-char) syl)
1259 (its-self-insert-char)
1260 (its-kick-convert-region n))))
1262 (defun its-in-fence-p ()
1263 (and (eq (get-text-property (point) 'intangible) 'its-part-2)
1264 (get-text-property (point) 'read-only)))
1266 (defvar its-translation-result "" "")
1268 (defun its-ins/del-SYL-batch (newsyl oldsyl cursor)
1269 (its-update-latest-SYL newsyl)
1271 (consp (cdr newsyl))
1272 (not (its-kst-p (its-get-kst/t newsyl))))
1274 (let ((output (its-get-output newsyl))
1275 (oldlen (length its-translation-result)))
1276 (setq its-translation-result (concat its-translation-result output))
1277 (put-text-property oldlen (length its-translation-result)
1278 'egg-lang its-current-language
1279 its-translation-result)))
1282 (defun its-translate-region (start end)
1284 (its-translate-region-internal start end)
1285 (egg-remove-all-text-properties start (point)))
1287 (defun its-translate-region-internal (start end)
1288 (setq its-translation-result "")
1291 (syl (its-initial-ISYL))
1292 ;; temporally enable DING
1293 (its-barf-on-invalid-keyseq t)
1295 (while (< (point) end)
1296 (let ((key (following-char)))
1297 (setq cursor (its-state-machine syl key 'its-ins/del-SYL-batch))
1300 (setq syl (its-initial-ISYL))
1301 (setq syl its-latest-SYL))))
1302 (if (eq syl its-latest-SYL)
1303 (its-state-machine syl -1 'its-ins/del-SYL-batch))
1304 (delete-region start end)
1305 (insert its-translation-result)))
1307 (defun its-set-mode-line-title ()
1308 (let ((title (its-get-indicator (symbol-value its-current-map))))
1309 (setq current-input-method-title (if its-previous-select-func
1310 (concat "<" title ">")
1312 (force-mode-line-update)))
1314 (defun its-select-mode-temporally (func)
1315 (let ((select-func its-current-select-func))
1316 (let ((its-previous-select-func t))
1318 (if (null its-previous-select-func)
1319 (setq its-previous-select-func select-func))
1320 (its-set-mode-line-title)))
1322 (defun its-select-previous-mode (&optional quiet)
1324 (if (null its-previous-select-func)
1327 (funcall its-previous-select-func)
1328 (setq its-previous-select-func nil)
1329 (its-set-mode-line-title)))
1331 (defun its-set-stroke-input (alist)
1334 (setq its-stroke-input-alist
1335 (delq (assq (caar a) its-stroke-input-alist)
1336 its-stroke-input-alist))
1338 (setq its-stroke-input-alist
1339 (append alist its-stroke-input-alist))))
1341 ;;; its-hiragana : hiragana-region for input-buffer
1342 (defun its-hiragana ()
1344 (its-convert (lambda (str lang) (japanese-hiragana str))))
1346 ;;; its-katakana : katanaka-region for input-buffer
1347 (defun its-katakana ()
1349 (its-convert (lambda (str lang) (japanese-katakana str))))
1351 (defconst its-full-half-table (make-vector 100 nil))
1352 (defconst its-half-full-table (make-vector 100 nil))
1354 (let ((table '((Japanese
1355 (?
\e$B!!
\e(B . ?\ ) (?
\e$B!$
\e(B . ?,) (?
\e$B!%
\e(B . ?.) (?
\e$B!"
\e(B . ?,) (?
\e$B!#
\e(B . ?.)
1356 (?
\e$B!'
\e(B . ?:) (?
\e$B!(
\e(B . ?\;) (?
\e$B!)
\e(B . ??) (?
\e$B!*
\e(B . ?!)
1357 (?
\e$B!-
\e(B . ?') (?
\e$B!.
\e(B . ?`) (?
\e$B!0
\e(B . ?^) (?
\e$B!2
\e(B . ?_) (?
\e$B!1
\e(B . ?~)
1358 (?
\e$B!<
\e(B . ?-) (?
\e$B!=
\e(B . ?-) (?
\e$B!>
\e(B . ?-)
1359 (?
\e$B!?
\e(B . ?/) (?
\e$B!@
\e(B . ?\\) (?
\e$B!A
\e(B . ?~) (?
\e$B!C
\e(B . ?|)
1360 (?
\e$B!F
\e(B . ?`) (?
\e$B!G
\e(B . ?') (?
\e$B!H
\e(B . ?\") (?
\e$B!I
\e(B . ?\")
1361 (?
\e$B!J
\e(B . ?\() (?
\e$B!K
\e(B . ?\)) (?
\e$B!N
\e(B . ?[) (?
\e$B!O
\e(B . ?])
1362 (?
\e$B!P
\e(B . ?{) (?
\e$B!Q
\e(B . ?}) (?
\e$B!R
\e(B . ?<) (?
\e$B!S
\e(B . ?>)
1363 (?
\e$B!\
\e(B . ?+) (?
\e$B!]
\e(B . ?-) (?
\e$B!a
\e(B . ?=) (?
\e$B!c
\e(B . ?<) (?
\e$B!d
\e(B . ?>)
1364 (?
\e$B!l
\e(B . ?') (?
\e$B!m
\e(B . ?\") (?
\e$B!o
\e(B . ?\\) (?
\e$B!p
\e(B . ?$) (?
\e$B!s
\e(B . ?%)
1365 (?
\e$B!t
\e(B . ?#) (?
\e$B!u
\e(B . ?&) (?
\e$B!v
\e(B . ?*) (?
\e$B!w
\e(B . ?@)
1366 (?
\e$B#0
\e(B . ?0) (?
\e$B#1
\e(B . ?1) (?
\e$B#2
\e(B . ?2) (?
\e$B#3
\e(B . ?3) (?
\e$B#4
\e(B . ?4)
1367 (?
\e$B#5
\e(B . ?5) (?
\e$B#6
\e(B . ?6) (?
\e$B#7
\e(B . ?7) (?
\e$B#8
\e(B . ?8) (?
\e$B#9
\e(B . ?9)
1368 (?
\e$B#A
\e(B . ?A) (?
\e$B#B
\e(B . ?B) (?
\e$B#C
\e(B . ?C) (?
\e$B#D
\e(B . ?D) (?
\e$B#E
\e(B . ?E)
1369 (?
\e$B#F
\e(B . ?F) (?
\e$B#G
\e(B . ?G) (?
\e$B#H
\e(B . ?H) (?
\e$B#I
\e(B . ?I) (?
\e$B#J
\e(B . ?J)
1370 (?
\e$B#K
\e(B . ?K) (?
\e$B#L
\e(B . ?L) (?
\e$B#M
\e(B . ?M) (?
\e$B#N
\e(B . ?N) (?
\e$B#O
\e(B . ?O)
1371 (?
\e$B#P
\e(B . ?P) (?
\e$B#Q
\e(B . ?Q) (?
\e$B#R
\e(B . ?R) (?
\e$B#S
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\e$B#T
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1372 (?
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1374 (?
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\e$B#d
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\e$B#e
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1375 (?
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\e$B#g
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\e$B#h
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\e$B#i
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\e$B#j
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1376 (?
\e$B#k
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\e$B#l
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\e$B#m
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\e$B#n
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\e$B#o
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1377 (?
\e$B#p
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\e$B#q
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\e$B#r
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\e$B#s
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\e$B#t
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1378 (?
\e$B#u
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\e$B#v
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\e$B#w
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\e$B#x
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\e$B#y
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1381 (?
\e$A!!
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\e$A#,
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\e$A#.
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\e$A!"
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\e$A!#
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1382 (?
\e$A#:
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\e$A#;
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\e$A#?
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\e$A#!
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1383 (?
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\e$A#~
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1385 (?
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\e$A#|
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1386 (?
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\e$A!/
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\e$A!0
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\e$A!1
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1387 (?
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1388 (?
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1389 (?
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1390 (?
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\e$A#%
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1391 (?
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\e$A#*
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\e$A#@
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1392 (?
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\e$A#2
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\e$A#3
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\e$A#4
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1393 (?
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\e$A#7
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\e$A#8
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\e$A#9
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1394 (?
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1395 (?
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\e$A#G
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\e$A#H
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\e$A#I
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\e$A#J
\e(B . ?J)
1396 (?
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\e(B . ?K) (?
\e$A#L
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\e$A#N
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\e$A#O
\e(B . ?O)
1397 (?
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\e$A#Q
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\e$A#R
\e(B . ?R) (?
\e$A#S
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\e$A#T
\e(B . ?T)
1398 (?
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\e$A#V
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\e$A#W
\e(B . ?W) (?
\e$A#X
\e(B . ?X) (?
\e$A#Y
\e(B . ?Y)
1400 (?
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\e$A#c
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1401 (?
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\e$A#j
\e(B . ?j)
1402 (?
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1403 (?
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\e$A#t
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1404 (?
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\e$A#v
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\e$A#w
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1407 (?
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1408 (?
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1409 (?
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1411 (?
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1412 (?
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1413 (?
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1414 (?
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1415 (?
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1416 (?
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1417 (?
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1418 (?
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1419 (?
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1420 (?
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1421 (?
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1422 (?
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1423 (?
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1424 (?
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1425 (?
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1426 (?
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1427 (?
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1428 (?
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1430 (?
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\e$(G$_
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1431 (?
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1432 (?
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1433 (?
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1434 (?
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1435 (?
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\e(B . ?z))
1437 (?
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\e(B . ?.)
1438 (?
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\e$(C#!
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1439 (?
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\e$(C#~
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1440 (?
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\e$(C!)
\e(B . ?-)
1441 (?
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\e$(C!,
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\e$(C!-
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\e$(C#|
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1442 (?
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\e$(C!1
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1443 (?
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\e$(C#)
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1444 (?
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\e$(C#}
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\e$(C!4
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\e$(C!5
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1445 (?
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1446 (?
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1447 (?
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1448 (?
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\e(B . ?2) (?
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1449 (?
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\e$(C#9
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1450 (?
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\e$(C#D
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\e(B . ?E)
1451 (?
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\e$(C#J
\e(B . ?J)
1452 (?
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\e$(C#L
\e(B . ?L) (?
\e$(C#M
\e(B . ?M) (?
\e$(C#N
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\e$(C#O
\e(B . ?O)
1453 (?
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\e$(C#Q
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\e$(C#R
\e(B . ?R) (?
\e$(C#S
\e(B . ?S) (?
\e$(C#T
\e(B . ?T)
1454 (?
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\e$(C#V
\e(B . ?V) (?
\e$(C#W
\e(B . ?W) (?
\e$(C#X
\e(B . ?X) (?
\e$(C#Y
\e(B . ?Y)
1456 (?
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\e$(C#b
\e(B . ?b) (?
\e$(C#c
\e(B . ?c) (?
\e$(C#d
\e(B . ?d) (?
\e$(C#e
\e(B . ?e)
1457 (?
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\e(B . ?f) (?
\e$(C#g
\e(B . ?g) (?
\e$(C#h
\e(B . ?h) (?
\e$(C#i
\e(B . ?i) (?
\e$(C#j
\e(B . ?j)
1458 (?
\e$(C#k
\e(B . ?k) (?
\e$(C#l
\e(B . ?l) (?
\e$(C#m
\e(B . ?m) (?
\e$(C#n
\e(B . ?n) (?
\e$(C#o
\e(B . ?o)
1459 (?
\e$(C#p
\e(B . ?p) (?
\e$(C#q
\e(B . ?q) (?
\e$(C#r
\e(B . ?r) (?
\e$(C#s
\e(B . ?s) (?
\e$(C#t
\e(B . ?t)
1460 (?
\e$(C#u
\e(B . ?u) (?
\e$(C#v
\e(B . ?v) (?
\e$(C#w
\e(B . ?w) (?
\e$(C#x
\e(B . ?x) (?
\e$(C#y
\e(B . ?y)
1461 (?
\e$(C#z
\e(B . ?z))))
1462 (hash (make-vector 100 nil))
1465 (setq lang (caar table)
1469 (set (intern (char-to-string (caar pair)) its-full-half-table)
1471 (set (intern (concat (symbol-name lang) (char-to-string (cdar pair)))
1472 its-half-full-table)
1474 (setq pair (cdr pair)))
1477 ;;; its-half-width : half-width-region for input-buffer
1478 (defun its-half-width ()
1482 (concat (mapcar (lambda (c)
1483 (or (symbol-value (intern-soft (char-to-string c)
1484 its-full-half-table))
1486 (string-to-sequence str 'list))))))
1488 ;;; its-full-width : full-width-region for input-buffer
1489 (defun its-full-width ()
1493 (if (egg-chinese-syllable str 0)
1495 (concat (mapcar (lambda (c)
1497 (intern-soft (concat (symbol-name lang)
1499 its-half-full-table))
1501 (string-to-sequence str 'list)))))))
1503 (defun its-convert (func)
1504 (let ((inhibit-read-only t))
1508 (let* ((start (its-search-beginning))
1509 (end (its-search-end))
1510 (old-str (buffer-substring start end))
1511 (len (length old-str))
1514 (put-text-property 0 len 'intangible 'its-part-1 old-str)
1516 (let* ((prop (text-properties-at p old-str))
1517 (cmp (memq 'composition prop))
1518 (old (its-get-output (plist-get prop 'its-syl)))
1519 (new (funcall func old (plist-get prop 'egg-lang)))
1520 (new-len (length new))
1522 (unless (equal new old)
1525 (setq prop (cddr prop))
1526 (setcdr (nthcdr (- (length prop) (length cmp) 1) prop)
1528 (setq syl (copy-sequence new))
1529 (plist-put prop 'its-syl (cons syl syl)))
1530 (add-text-properties 0 new-len prop new)
1531 (setq new-str (concat new-str new)
1532 p (+ p (length old)))))
1533 (delete-region start end)
1535 (its-put-cursor t))))
1539 ;; dummy function to get docstring
1542 (defun its-mode-help-command ()
1543 "Display documentation for ITS mode."
1545 (with-output-to-temp-buffer "*Help*"
1546 (princ "ITS mode:\n")
1547 (princ (documentation 'its-mode))
1548 (help-setup-xref (cons #'help-xref-mode (current-buffer)) (interactive-p))))
1551 ;;; its.el ends here.