mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-11-26 07:33:47 +00:00
525 lines
18 KiB
EmacsLisp
525 lines
18 KiB
EmacsLisp
;;; lao-util.el --- utilities for Lao -*- coding: iso-2022-7bit; -*-
|
||
|
||
;; Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
|
||
;; Free Software Foundation, Inc.
|
||
;; Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
|
||
;; 2007, 2008
|
||
;; National Institute of Advanced Industrial Science and Technology (AIST)
|
||
;; Registration Number H14PRO021
|
||
;; Copyright (C) 2003
|
||
;; National Institute of Advanced Industrial Science and Technology (AIST)
|
||
;; Registration Number H13PRO009
|
||
|
||
;; Keywords: multilingual, Lao, i18n
|
||
|
||
;; This file is part of GNU Emacs.
|
||
|
||
;; GNU Emacs 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 3, or (at your option)
|
||
;; any later version.
|
||
|
||
;; GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to the
|
||
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
||
;; Boston, MA 02110-1301, USA.
|
||
|
||
;;; Commentary:
|
||
|
||
;;; Code:
|
||
|
||
;; Setting information of Thai characters.
|
||
|
||
(defconst lao-category-table (make-category-table))
|
||
(define-category ?c "Lao consonant" lao-category-table)
|
||
(define-category ?s "Lao semi-vowel" lao-category-table)
|
||
(define-category ?v "Lao upper/lower vowel" lao-category-table)
|
||
(define-category ?t "Lao tone" lao-category-table)
|
||
|
||
(let ((l '((?(1!(B consonant "LETTER KOR KAI'" "CHICKEN")
|
||
(?(1"(B consonant "LETTER KHOR KHAI'" "EGG")
|
||
(?(1#(B invalid nil)
|
||
(?(1$(B consonant "LETTER QHOR QHWARGN" "BUFFALO")
|
||
(?(1%(B invalid nil)
|
||
(? invalid nil)
|
||
(?(1'(B consonant "LETTER NGOR NGUU" "SNAKE")
|
||
(?(1((B consonant "LETTER JOR JUA" "BUDDHIST NOVICE")
|
||
(?(1)(B invalid nil)
|
||
(?(1*(B consonant "LETTER XOR X\"ARNG" "ELEPHANT")
|
||
(?(1+(B invalid nil)
|
||
(?(1,(B invalid nil)
|
||
(?(1-(B consonant "LETTER YOR YUNG" "MOSQUITO")
|
||
(?(1.(B invalid nil)
|
||
(?(1.(B invalid nil)
|
||
(?(1.(B invalid nil)
|
||
(?(1.(B invalid nil)
|
||
(?(1.(B invalid nil)
|
||
(?(1.(B invalid nil)
|
||
(?(14(B consonant "LETTER DOR DANG" "NOSE")
|
||
(?(15(B consonant "LETTER TOR TAR" "EYE")
|
||
(?(16(B consonant "LETTER THOR THUNG" "TO ASK,QUESTION")
|
||
(?(17(B consonant "LETTER DHOR DHARM" "FLAG")
|
||
(?(18(B invalid nil)
|
||
(?(19(B consonant "LETTER NOR NOK" "BIRD")
|
||
(?(1:(B consonant "LETTER BOR BED" "FISHHOOK")
|
||
(?(1;(B consonant "LETTER POR PAR" "FISH")
|
||
(?(1<(B consonant "LETTER HPOR HPER\"" "BEE")
|
||
(?(1=(B consonant "LETTER FHOR FHAR" "WALL")
|
||
(?(1>(B consonant "LETTER PHOR PHUU" "MOUNTAIN")
|
||
(?(1?(B consonant "LETTER FOR FAI" "FIRE")
|
||
(?(1@(B invalid nil)
|
||
(?(1A(B consonant "LETTER MOR MAR\"" "HORSE")
|
||
(?(1B(B consonant "LETTER GNOR GNAR" "MEDICINE")
|
||
(?(1C(B consonant "LETTER ROR ROD" "CAR")
|
||
(?(1D(B invalid nil)
|
||
(?(1E(B consonant "LETTER LOR LIING" "MONKEY")
|
||
(?(1F(B invalid nil)
|
||
(?(1G(B consonant "LETTER WOR WII" "HAND FAN")
|
||
(?(1H(B invalid nil)
|
||
(?(1I(B invalid nil)
|
||
(?(1J(B consonant "LETTER SOR SEA" "TIGER")
|
||
(?(1K(B consonant "LETTER HHOR HHAI" "JAR")
|
||
(?(1L(B invalid nil)
|
||
(?(1M(B consonant "LETTER OR OOW" "TAKE")
|
||
(?(1N(B consonant "LETTER HOR HEA" "BOAT")
|
||
(?(1O(B special "ELLIPSIS")
|
||
(?(1P(B vowel-base "VOWEL SIGN SARA A")
|
||
(?(1Q(B vowel-upper "VOWEL SIGN MAI KAN")
|
||
(?(1R(B vowel-base "VOWEL SIGN SARA AR")
|
||
(?(1S(B vowel-base "VOWEL SIGN SARA AM")
|
||
(?(1T(B vowel-upper "VOWEL SIGN SARA I")
|
||
(?(1U(B vowel-upper "VOWEL SIGN SARA II")
|
||
(?(1V(B vowel-upper "VOWEL SIGN SARA EU")
|
||
(?(1W(B vowel-upper "VOWEL SIGN SARA UR")
|
||
(?(1X(B vowel-lower "VOWEL SIGN SARA U")
|
||
(?(1Y(B vowel-lower "VOWEL SIGN SARA UU")
|
||
(?(1Z(B invalid nil)
|
||
(?(1[(B vowel-upper "VOWEL SIGN MAI KONG")
|
||
(?(1\(B semivowel-lower "SEMIVOWEL SIGN LO")
|
||
(?(1](B vowel-base "SEMIVOWEL SIGN SARA IA")
|
||
(?(1^(B invalid nil)
|
||
(?(1_(B invalid nil)
|
||
(?(1`(B vowel-base "VOWEL SIGN SARA EE")
|
||
(?(1a(B vowel-base "VOWEL SIGN SARA AA")
|
||
(?(1b(B vowel-base "VOWEL SIGN SARA OO")
|
||
(?(1c(B vowel-base "VOWEL SIGN SARA EI MAI MUAN\"")
|
||
(?(1d(B vowel-base "VOWEL SIGN SARA AI MAI MAY")
|
||
(?(1e(B invalid nil)
|
||
(?(1f(B special "KO LA (REPETITION)")
|
||
(?(1g(B invalid nil)
|
||
(?(1h(B tone "TONE MAI EK")
|
||
(?(1i(B tone "TONE MAI THO")
|
||
(?(1j(B tone "TONE MAI TI")
|
||
(?(1k(B tone "TONE MAI JADTAWAR")
|
||
(?(1l(B tone "CANCELLATION MARK")
|
||
(?(1m(B vowel-upper "VOWEL SIGN SARA OR")
|
||
(?(1n(B invalid nil)
|
||
(?(1o(B invalid nil)
|
||
(?(1p(B special "DIGIT ZERO")
|
||
(?(1q(B special "DIGIT ONE")
|
||
(?(1r(B special "DIGIT TWO")
|
||
(?(1s(B special "DIGIT THREE")
|
||
(?(1t(B special "DIGIT FOUR")
|
||
(?(1u(B special "DIGIT FIVE")
|
||
(?(1v(B special "DIGIT SIX")
|
||
(?(1w(B special "DIGIT SEVEN")
|
||
(?(1x(B special "DIGIT EIGHT")
|
||
(?(1y(B special "DIGIT NINE")
|
||
(?(1z(B invalid nil)
|
||
(?(1{(B invalid nil)
|
||
(?(1|(B consonant "LETTER NHOR NHUU" "MOUSE")
|
||
(?(1}(B consonant "LETTER MHOR MHAR" "DOG")
|
||
(?(1~(B invalid nil)))
|
||
elm)
|
||
(while l
|
||
(setq elm (car l) l (cdr l))
|
||
(let ((char (car elm))
|
||
(ptype (nth 1 elm)))
|
||
(cond ((eq ptype 'consonant)
|
||
(modify-category-entry char ?c lao-category-table))
|
||
((memq ptype '(vowel-upper vowel-lower))
|
||
(modify-category-entry char ?v lao-category-table))
|
||
((eq ptype 'semivowel-lower)
|
||
(modify-category-entry char ?s lao-category-table))
|
||
((eq ptype 'tone)
|
||
(modify-category-entry char ?t lao-category-table)))
|
||
(put-char-code-property char 'phonetic-type ptype)
|
||
(put-char-code-property char 'name (nth 2 elm))
|
||
(put-char-code-property char 'meaning (nth 3 elm)))))
|
||
|
||
;; The general composing rules are as follows:
|
||
;;
|
||
;; T
|
||
;; V T V T
|
||
;; CV -> C, CT -> C, CVT -> C, Cv -> C, CvT -> C
|
||
;; v v
|
||
;; T
|
||
;; V T V T
|
||
;; CsV -> C, CsT -> C, CsVT -> C, Csv -> C, CsvT -> C
|
||
;; s s s s s
|
||
;; v v
|
||
|
||
|
||
;; where C: consonant, V: vowel upper, v: vowel lower,
|
||
;; T: tone mark, s: semivowel lower
|
||
|
||
(defvar lao-composition-pattern
|
||
"\\cc\\(\\ct\\|\\cv\\ct?\\|\\cs\\(\\ct\\|\\cv\\ct?\\)?\\)"
|
||
"Regular expression matching a Lao composite sequence.")
|
||
|
||
;;;###autoload
|
||
(defun lao-compose-string (str)
|
||
(with-category-table lao-category-table
|
||
(let ((idx 0))
|
||
(while (setq idx (string-match lao-composition-pattern str idx))
|
||
(compose-string str idx (match-end 0))
|
||
(setq idx (match-end 0))))
|
||
str))
|
||
|
||
;;; LRT: Lao <-> Roman Transcription
|
||
|
||
;; Upper vowels and tone-marks are put on the letter.
|
||
;; Semi-vowel-sign-lo and lower vowels are put under the letter.
|
||
|
||
(defconst lao-transcription-consonant-alist
|
||
(sort '(;; single consonants
|
||
("k" . "(1!(B")
|
||
("kh" . "(1"(B")
|
||
("qh" . "(1$(B")
|
||
("ng" . "(1'(B")
|
||
("j" . "(1((B")
|
||
("s" . "(1J(B")
|
||
("x" . "(1*(B")
|
||
("y" . "(1-(B")
|
||
("d" . "(14(B")
|
||
("t" . "(15(B")
|
||
("th" . "(16(B")
|
||
("dh" . "(17(B")
|
||
("n" . "(19(B")
|
||
("b" . "(1:(B")
|
||
("p" . "(1;(B")
|
||
("hp" . "(1<(B")
|
||
("fh" . "(1=(B")
|
||
("ph" . "(1>(B")
|
||
("f" . "(1?(B")
|
||
("m" . "(1A(B")
|
||
("gn" . "(1B(B")
|
||
("l" . "(1E(B")
|
||
("r" . "(1C(B")
|
||
("v" . "(1G(B")
|
||
("w" . "(1G(B")
|
||
("hh" . "(1K(B")
|
||
("O" . "(1M(B")
|
||
("h" . "(1N(B")
|
||
("nh" . "(1|(B")
|
||
("mh" . "(1}(B")
|
||
("lh" . ["(1K\(B"])
|
||
;; double consonants
|
||
("ngh" . ["(1K'(B"])
|
||
("yh" . ["(1K](B"])
|
||
("wh" . ["(1KG(B"])
|
||
("hl" . ["(1KE(B"])
|
||
("hy" . ["(1K-(B"])
|
||
("hn" . ["(1K9(B"])
|
||
("hm" . ["(1KA(B"])
|
||
)
|
||
(function (lambda (x y) (> (length (car x)) (length (car y)))))))
|
||
|
||
(defconst lao-transcription-semi-vowel-alist
|
||
'(("r" . "(1\(B")))
|
||
|
||
(defconst lao-transcription-vowel-alist
|
||
(sort '(("a" . "(1P(B")
|
||
("ar" . "(1R(B")
|
||
("i" . "(1T(B")
|
||
("ii" . "(1U(B")
|
||
("eu" . "(1V(B")
|
||
("ur" . "(1W(B")
|
||
("u" . "(1X(B")
|
||
("uu" . "(1Y(B")
|
||
("e" . ["(1`P(B"])
|
||
("ee" . "(1`(B")
|
||
("ae" . ["(1aP(B"])
|
||
("aa" . "(1a(B")
|
||
("o" . ["(1bP(B"])
|
||
("oo" . "(1b(B")
|
||
("oe" . ["(1`RP(B"])
|
||
("or" . "(1m(B")
|
||
("er" . ["(1`T(B"])
|
||
("ir" . ["(1`U(B"])
|
||
("ua" . ["(1[GP(B"])
|
||
("uaa" . ["(1[G(B"])
|
||
("ie" . ["(1`Q]P(B"])
|
||
("ia" . ["(1`Q](B"])
|
||
("ea" . ["(1`VM(B"])
|
||
("eaa" . ["(1`WM(B"])
|
||
("ai" . "(1d(B")
|
||
("ei" . "(1c(B")
|
||
("ao" . ["(1`[R(B"])
|
||
("aM" . "(1S(B"))
|
||
(function (lambda (x y) (> (length (car x)) (length (car y)))))))
|
||
|
||
;; Maa-sakod is put at the tail.
|
||
(defconst lao-transcription-maa-sakod-alist
|
||
'(("k" . "(1!(B")
|
||
("g" . "(1'(B")
|
||
("y" . "(1-(B")
|
||
("d" . "(14(B")
|
||
("n" . "(19(B")
|
||
("b" . "(1:(B")
|
||
("m" . "(1A(B")
|
||
("v" . "(1G(B")
|
||
("w" . "(1G(B")
|
||
))
|
||
|
||
(defconst lao-transcription-tone-alist
|
||
'(("'" . "(1h(B")
|
||
("\"" . "(1i(B")
|
||
("^" . "(1j(B")
|
||
("+" . "(1k(B")
|
||
("~" . "(1l(B")))
|
||
|
||
(defconst lao-transcription-punctuation-alist
|
||
'(("\\0" . "(1p(B")
|
||
("\\1" . "(1q(B")
|
||
("\\2" . "(1r(B")
|
||
("\\3" . "(1s(B")
|
||
("\\4" . "(1t(B")
|
||
("\\5" . "(1u(B")
|
||
("\\6" . "(1v(B")
|
||
("\\7" . "(1w(B")
|
||
("\\8" . "(1x(B")
|
||
("\\9" . "(1y(B")
|
||
("\\\\" . "(1f(B")
|
||
("\\$" . "(1O(B")))
|
||
|
||
(defconst lao-transcription-pattern
|
||
(concat
|
||
"\\("
|
||
(mapconcat 'car lao-transcription-consonant-alist "\\|")
|
||
"\\)\\("
|
||
(mapconcat 'car lao-transcription-semi-vowel-alist "\\|")
|
||
"\\)?\\(\\("
|
||
(mapconcat 'car lao-transcription-vowel-alist "\\|")
|
||
"\\)\\("
|
||
(mapconcat 'car lao-transcription-maa-sakod-alist "\\|")
|
||
"\\)?\\("
|
||
(mapconcat (lambda (x) (regexp-quote (car x)))
|
||
lao-transcription-tone-alist "\\|")
|
||
"\\)?\\)?\\|"
|
||
(mapconcat (lambda (x) (regexp-quote (car x)))
|
||
lao-transcription-punctuation-alist "\\|")
|
||
)
|
||
"Regexp of Roman transcription pattern for one Lao syllable.")
|
||
|
||
(defconst lao-transcription-pattern
|
||
(concat
|
||
"\\("
|
||
(regexp-opt (mapcar 'car lao-transcription-consonant-alist))
|
||
"\\)\\("
|
||
(regexp-opt (mapcar 'car lao-transcription-semi-vowel-alist))
|
||
"\\)?\\(\\("
|
||
(regexp-opt (mapcar 'car lao-transcription-vowel-alist))
|
||
"\\)\\("
|
||
(regexp-opt (mapcar 'car lao-transcription-maa-sakod-alist))
|
||
"\\)?\\("
|
||
(regexp-opt (mapcar 'car lao-transcription-tone-alist))
|
||
"\\)?\\)?\\|"
|
||
(regexp-opt (mapcar 'car lao-transcription-punctuation-alist))
|
||
)
|
||
"Regexp of Roman transcription pattern for one Lao syllable.")
|
||
|
||
(defconst lao-vowel-reordering-rule
|
||
'(("(1P(B" (0 ?(1P(B) (0 ?(1Q(B))
|
||
("(1R(B" (0 ?(1R(B))
|
||
("(1T(B" (0 ?(1U(B))
|
||
("(1U(B" (0 ?(1U(B))
|
||
("(1V(B" (0 ?(1V(B))
|
||
("(1W(B" (0 ?(1W(B))
|
||
("(1X(B" (0 ?(1X(B))
|
||
("(1Y(B" (0 ?(1Y(B))
|
||
("(1`P(B" (?(1`(B 0 ?(1P(B) (?(1`(B 0 ?(1Q(B))
|
||
("(1`(B" (?(1`(B 0))
|
||
("(1aP(B" (?(1a(B 0 ?(1P(B) (?(1a(B 0 ?(1Q(B))
|
||
("(1a(B" (?(1a(B 0))
|
||
("(1bP(B" (?(1b(B 0 ?(1P(B) (0 ?(1[(B) (?(1-(B ?(1b(B 0 ?(1Q(B) (?(1G(B ?(1b(B 0 ?(1Q(B))
|
||
("(1b(B" (?(1b(B 0))
|
||
("(1`RP(B" (?(1`(B 0 ?(1R(B ?(1P(B) (0 ?(1Q(B ?(1M(B))
|
||
("(1m(B" (0 ?(1m(B) (0 ?(1M(B))
|
||
("(1`T(B" (?(1`(B 0 ?(1T(B))
|
||
("(1`U(B" (?(1`(B 0 ?(1U(B))
|
||
("(1[GP(B" (0 ?(1[(B ?(1G(B ?(1P(B) (0 ?(1Q(B ?(1G(B))
|
||
("(1[G(B" (0 ?(1[(B ?(1G(B) (0 ?(1G(B))
|
||
("(1`Q]P(B" (?(1`(B 0 ?(1Q(B ?(1](B ?(1P(B) (0 ?(1Q(B ?(1](B))
|
||
("(1`Q](B" (?(1`(B 0 ?(1Q(B ?(1](B) (0 ?(1](B))
|
||
("(1`VM(B" (?(1`(B 0 ?(1V(B ?(1M(B))
|
||
("(1`WM(B" (?(1`(B 0 ?(1W(B ?(1M(B))
|
||
("(1d(B" (?(1d(B 0))
|
||
("(1c(B" (?(1c(B 0))
|
||
("(1`[R(B" (?(1`(B 0 ?(1[(B ?(1R(B))
|
||
("(1S(B" (0 ?(1S(B)))
|
||
"Alist of Lao vowel string vs the corresponding re-ordering rule.
|
||
Each element has this form:
|
||
(VOWEL NO-MAA-SAKOD-RULE WITH-MAA-SAKOD-RULE (MAA-SAKOD-0 RULE-0) ...)
|
||
|
||
VOWEL is a vowel string (e.g. \"(1`Q]P(B\").
|
||
|
||
NO-MAA-SAKOD-RULE is a rule to re-order and modify VOWEL following a
|
||
consonant. It is a list vowel characters or 0. The element 0
|
||
indicate the place to embed a consonant.
|
||
|
||
Optional WITH-MAA-SAKOD-RULE is a rule to re-order and modify VOWEL
|
||
follwoing a consonant and preceding a maa-sakod character. If it is
|
||
nil, NO-MAA-SAKOD-RULE is used. The maa-sakod character is alwasy
|
||
appended at the tail.
|
||
|
||
For instance, rule `(\"(1`WM(B\" (?(1`(B t ?(1W(B ?(1M(B))' tells that this vowel
|
||
string following a consonant `(1!(B' should be re-ordered as \"(1`!WM(B\".
|
||
|
||
Optional (MAA-SAKOD-n RULE-n) are rules specially applied to maa-sakod
|
||
character MAA-SAKOD-n.")
|
||
|
||
;;;###autoload
|
||
(defun lao-transcribe-single-roman-syllable-to-lao (from to &optional str)
|
||
"Transcribe a Romanized Lao syllable in the region FROM and TO to Lao string.
|
||
Only the first syllable is transcribed.
|
||
The value has the form: (START END LAO-STRING), where
|
||
START and END are the beggining and end positions of the Roman Lao syllable,
|
||
LAO-STRING is the Lao character transcription of it.
|
||
|
||
Optional 3rd arg STR, if non-nil, is a string to search for Roman Lao
|
||
syllable. In that case, FROM and TO are indexes to STR."
|
||
(if str
|
||
(if (setq from (string-match lao-transcription-pattern str from))
|
||
(progn
|
||
(if (>= from to)
|
||
(setq from nil)
|
||
(setq to (match-end 0)))))
|
||
(save-excursion
|
||
(goto-char from)
|
||
(if (setq to (re-search-forward lao-transcription-pattern to t))
|
||
(setq from (match-beginning 0))
|
||
(setq from nil))))
|
||
(if from
|
||
(let* ((consonant (match-string 1 str))
|
||
(semivowel (match-string 3 str))
|
||
(vowel (match-string 5 str))
|
||
(maa-sakod (match-string 8 str))
|
||
(tone (match-string 9 str))
|
||
lao-consonant lao-semivowel lao-vowel lao-maa-sakod lao-tone
|
||
clen cidx)
|
||
(setq to (match-end 0))
|
||
(if (not consonant)
|
||
(setq str (cdr (assoc (match-string 0 str)
|
||
lao-transcription-punctuation-alist)))
|
||
(setq lao-consonant
|
||
(cdr (assoc consonant lao-transcription-consonant-alist)))
|
||
(if (vectorp lao-consonant)
|
||
(setq lao-consonant (aref lao-consonant 0)))
|
||
(setq clen (length lao-consonant))
|
||
(if semivowel
|
||
;; Include semivowel in STR.
|
||
(setq lao-semivowel
|
||
(cdr (assoc semivowel lao-transcription-semi-vowel-alist))
|
||
str (if (= clen 1)
|
||
(concat lao-consonant lao-semivowel)
|
||
(concat (substring lao-consonant 0 1) lao-semivowel
|
||
(substring lao-consonant 1))))
|
||
(setq str lao-consonant))
|
||
(if vowel
|
||
(let (rule)
|
||
(setq lao-vowel
|
||
(cdr (assoc vowel lao-transcription-vowel-alist)))
|
||
(if (vectorp lao-vowel)
|
||
(setq lao-vowel (aref lao-vowel 0)))
|
||
(setq rule (assoc lao-vowel lao-vowel-reordering-rule))
|
||
(if (null maa-sakod)
|
||
(setq rule (nth 1 rule))
|
||
(setq lao-maa-sakod
|
||
(cdr (assoc maa-sakod lao-transcription-maa-sakod-alist))
|
||
rule
|
||
(or (cdr (assq (aref lao-maa-sakod 0) (nthcdr 2 rule)))
|
||
(nth 2 rule)
|
||
(nth 1 rule))))
|
||
(or rule
|
||
(error "Lao vowel %S has no re-ordering rule" lao-vowel))
|
||
(setq lao-consonant str str "")
|
||
(while rule
|
||
(if (= (car rule) 0)
|
||
(setq str (concat str lao-consonant)
|
||
cidx (length str))
|
||
(setq str (concat str (list (car rule)))))
|
||
(setq rule (cdr rule)))
|
||
(or cidx
|
||
(error "Lao vowel %S has malformed re-ordering rule" vowel))
|
||
;; Set CIDX to after upper or lower vowel if any.
|
||
(let ((len (length str)))
|
||
(while (and (< cidx len)
|
||
(memq (get-char-code-property (aref str cidx)
|
||
'phonetic-type)
|
||
'(vowel-lower vowel-upper)))
|
||
(setq cidx (1+ cidx))))
|
||
(if lao-maa-sakod
|
||
(setq str (concat str lao-maa-sakod)))
|
||
(if tone
|
||
(setq lao-tone
|
||
(cdr (assoc tone lao-transcription-tone-alist))
|
||
str (concat (substring str 0 cidx) lao-tone
|
||
(substring str cidx)))))))
|
||
(list from to (lao-compose-string str)))))
|
||
|
||
;;;###autoload
|
||
(defun lao-transcribe-roman-to-lao-string (str)
|
||
"Transcribe Romanized Lao string STR to Lao character string."
|
||
(let ((from 0)
|
||
(to (length str))
|
||
(lao-str "")
|
||
val)
|
||
(while (setq val (lao-transcribe-single-roman-syllable-to-lao from to str))
|
||
(let ((start (car val))
|
||
(end (nth 1 val))
|
||
(lao (nth 2 val)))
|
||
(if (> start from)
|
||
(setq lao-str (concat lao-str (substring str from start) lao))
|
||
(setq lao-str (concat lao-str lao)))
|
||
(setq from end)))
|
||
(if (< from to)
|
||
(concat lao-str (substring str from to))
|
||
lao-str)))
|
||
|
||
;;;###autoload
|
||
(defun lao-composition-function (from to font-object string)
|
||
(or (and font-object
|
||
(font-shape-text from to font-object string))
|
||
(with-category-table lao-category-table
|
||
(if string
|
||
(if (eq (string-match lao-composition-pattern string from) to)
|
||
(prog1 (match-end 0)
|
||
(compose-string string from (match-end 0))))
|
||
(save-excursion
|
||
(goto-char from)
|
||
(if (looking-at lao-composition-pattern)
|
||
(prog1 (match-end 0)
|
||
(compose-region from (match-end 0)))))))))
|
||
|
||
;;;###autoload
|
||
(defun lao-compose-region (from to)
|
||
(interactive "r")
|
||
(save-restriction
|
||
(narrow-to-region from to)
|
||
(goto-char (point-min))
|
||
(with-category-table lao-category-table
|
||
(while (re-search-forward lao-composition-pattern nil t)
|
||
(compose-region (match-beginning 0) (point))))))
|
||
|
||
;;
|
||
(provide 'lao-util)
|
||
|
||
;;; arch-tag: 1f828781-3cb8-4695-88af-8f33222338ce
|
||
;;; lao-util.el ends here
|