1 ;;; fontset.el --- commands for handling fontset
3 ;; Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
5 ;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
6 ;; 2005, 2006, 2007, 2008
7 ;; National Institute of Advanced Industrial Science and Technology (AIST)
8 ;; Registration Number H14PRO021
9 ;; Copyright (C) 2003, 2006
10 ;; National Institute of Advanced Industrial Science and Technology (AIST)
11 ;; Registration Number H13PRO009
13 ;; Keywords: mule, i18n, fontset
15 ;; This file is part of GNU Emacs.
17 ;; GNU Emacs is free software: you can redistribute it and/or modify
18 ;; it under the terms of the GNU General Public License as published by
19 ;; the Free Software Foundation, either version 3 of the License, or
20 ;; (at your option) any later version.
22 ;; GNU Emacs is distributed in the hope that it will be useful,
23 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
24 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 ;; GNU General Public License for more details.
27 ;; You should have received a copy of the GNU General Public License
28 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
34 ;; Setup font-encoding-alist for all known encodings.
36 (setq font-encoding-alist
37 '(("iso8859-1$" . iso-8859-1
)
38 ("iso8859-2$" . iso-8859-2
)
39 ("iso8859-3$" . iso-8859-3
)
40 ("iso8859-4$" . iso-8859-4
)
41 ("iso8859-5$" . iso-8859-5
)
42 ("iso8859-6$" . iso-8859-6
)
43 ("iso8859-7$" . iso-8859-7
)
44 ("iso8859-8$" . iso-8859-8
)
45 ("iso8859-9$" . iso-8859-9
)
46 ("iso8859-10$" . iso-8859-10
)
47 ("iso8859-11$" . iso-8859-11
)
48 ("iso8859-13$" . iso-8859-13
)
49 ("iso8859-14$" . iso-8859-14
)
50 ("iso8859-15$" . iso-8859-15
)
51 ("iso8859-16$" . iso-8859-16
)
53 ("gb2312.1980" . chinese-gb2312
)
55 ("gb18030" .
(unicode . nil
))
56 ("jisx0208.1978" . japanese-jisx0208-1978
)
57 ("jisx0208" . japanese-jisx0208
)
58 ("jisx0201" . jisx0201
)
59 ("jisx0212" . japanese-jisx0212
)
60 ("ksc5601.1987" . korean-ksc5601
)
61 ("cns11643.1992.*1" . chinese-cns11643-1
)
62 ("cns11643.1992.*2" . chinese-cns11643-2
)
63 ("cns11643.1992.*3" . chinese-cns11643-3
)
64 ("cns11643.1992.*4" . chinese-cns11643-4
)
65 ("cns11643.1992.*5" . chinese-cns11643-5
)
66 ("cns11643.1992.*6" . chinese-cns11643-6
)
67 ("cns11643.1992.*7" . chinese-cns11643-7
)
68 ("cns11643.92p1-0" . chinese-cns11643-1
)
69 ("cns11643.92p2-0" . chinese-cns11643-2
)
70 ("cns11643.92p3-0" . chinese-cns11643-3
)
71 ("cns11643.92p4-0" . chinese-cns11643-4
)
72 ("cns11643.92p5-0" . chinese-cns11643-5
)
73 ("cns11643.92p6-0" . chinese-cns11643-6
)
74 ("cns11643.92p7-0" . chinese-cns11643-7
)
77 ("tis620" . tis620-2533
)
78 ("microsoft-cp1251" . windows-1251
)
80 ("jisx0213.2000-1" . japanese-jisx0213-1
)
81 ("jisx0213.2000-2" . japanese-jisx0213-2
)
82 ("jisx0213.2004-1" . japanese-jisx0213.2004-
1)
83 ("iso10646-1$" .
(unicode-bmp . nil
))
84 ("iso10646.indian-1" .
(unicode-bmp . nil
))
85 ("unicode-bmp" .
(unicode-bmp . nil
))
86 ("abobe-symbol" . symbol
)
87 ("sisheng_cwnn" . chinese-sisheng
)
88 ("mulearabic-0" . arabic-digit
)
89 ("mulearabic-1" . arabic-1-column
)
90 ("mulearabic-2" . arabic-2-column
)
92 ("ethiopic-unicode" .
(unicode-bmp . ethiopic
))
93 ("is13194-devanagari" . indian-is13194
)
94 ("Devanagari-CDAC" . devanagari-cdac
)
95 ("Sanskrit-CDAC" . sanskrit-cdac
)
96 ("Bengali-CDAC" . bengali-cdac
)
97 ("Assamese-CDAC" . assamese-cdac
)
98 ("Punjabi-CDAC" . punjabi-cdac
)
99 ("Gujarati-CDAC" . gujarati-cdac
)
100 ("Oriya-CDAC" . oriya-cdac
)
101 ("Tamil-CDAC" . tamil-cdac
)
102 ("Telugu-CDAC" . telugu-cdac
)
103 ("Kannada-CDAC" . kannada-cdac
)
104 ("Malayalam-CDAC" . malayalam-cdac
)
105 ("Devanagari-Akruti" . devanagari-akruti
)
106 ("Bengali-Akruti" . bengali-akruti
)
107 ("Punjabi-Akruti" . punjabi-akruti
)
108 ("Gujarati-Akruti" . gujarati-akruti
)
109 ("Oriya-Akruti" . oriya-akruti
)
110 ("Tamil-Akruti" . tamil-akruti
)
111 ("Telugu-Akruti" . telugu-akruti
)
112 ("Kannada-Akruti" . kannada-akruti
)
113 ("Malayalam-Akruti" . malayalam-akruti
)
114 ("muleindian-2" . indian-2-column
)
115 ("muleindian-1" . indian-1-column
)
116 ("mulelao-1" . mule-lao
)
117 ("muletibetan-2" . tibetan
)
118 ("muletibetan-1" . tibetan-1-column
)))
120 (defvar font-encoding-charset-alist
)
122 (setq font-encoding-charset-alist
123 '((latin-iso8859-1 . iso-8859-1
)
124 (latin-iso8859-2 . iso-8859-2
)
125 (latin-iso8859-3 . iso-8859-3
)
126 (latin-iso8859-4 . iso-8859-4
)
127 (latin-iso8859-9 . iso-8859-9
)
128 (latin-iso8859-10 . iso-8859-10
)
129 (latin-iso8859-13 . iso-8859-13
)
130 (latin-iso8859-14 . iso-8859-14
)
131 (latin-iso8859-15 . iso-8859-15
)
132 (latin-iso8859-16 . iso-8859-16
)
133 (cyrillic-iso8859-5 . iso-8859-5
)
134 (greek-iso8859-7 . iso-8859-7
)
135 (arabic-iso8859-6 . iso-8859-6
)
136 (thai-tis620 . tis620-2533
)
137 (latin-jisx0201 . jisx0201
)
138 (katakana-jisx0201 . jisx0201
)
139 (chinese-big5-1 . big5
)
140 (chinese-big5-2 . big5
)
141 (vietnamese-viscii-lower . viscii
)
142 (vietnamese-viscii-upper . viscii
)
143 (tibetan . unicode-bmp
)))
145 (setq script-representative-chars
146 '((latin ?A ?Z ?a ?z
#x00C0
#x0100
#x0180
#x1e00
)
147 (phonetic #x250
#x283
)
173 (canadian-aboriginal #x14C0
)
178 (symbol #x201C
#x2200
#x2500
)
180 (ideographic-description #x2FF0
)
191 (defvar otf-script-alist
)
193 (setq otf-script-alist
202 (byzm . byzantine-musical-symbol
)
203 (cans . canadian-aboriginal
)
231 (math . mathematical
)
233 (musc . musical-symbol
)
246 (sylo . syloti_nagri
)
260 ;; Set standard fontname specification of characters in the default
261 ;; fontset to find an appropriate font for each script/charset. The
262 ;; specification has the form ((SCRIPT FONT-SPEC ...) ...), where
264 ;; a cons (FAMILY . REGISTRY),
265 ;; or a string FONT-NAME,
266 ;; or an object created by `font-spec'.
268 ;; FAMILY may be nil, in which case, the the corresponding name of
269 ;; default face is used. If REGISTRY contains a character `-', the
270 ;; string before that is embedded in `CHARSET_REGISTRY' field, and the
271 ;; string after that is embedded in `CHARSET_ENCODING' field. If it
272 ;; does not contain `-', the whole string is embedded in
273 ;; `CHARSET_REGISTRY' field, and a wild card character `*' is embedded
274 ;; in `CHARSET_ENCODING' field.
276 ;; SCRIPT is a symbol that appears as an element of the char table
277 ;; `char-script-table'. SCRIPT may be a charset specifying the range
280 (declare-function new-fontset
"fontset.c" (name fontlist
))
281 (declare-function set-fontset-font
"fontset.c"
282 (name target font-spec
&optional frame add
))
284 (defun setup-default-fontset ()
285 "Setup the default fontset."
289 (latin (nil .
"ISO8859-1")
299 (nil .
"VISCII1.1-1")
300 ,(font-spec :registry
"iso10646-1" :script
'latin
))
302 (phonetic ,(font-spec :registry
"iso10646-1" :script
'phonetic
))
304 (armenian ,(font-spec :registry
"iso10646-1" :script
'armenian
))
306 (thai ,(font-spec :registry
"iso10646-1" :otf
'(thai nil nil
(mark)))
308 (nil .
"ISO8859-11"))
310 (devanagari ,(font-spec :registry
"iso10646-1" :otf
'(deva nil
(rphf)))
311 (nil .
"iso10646.indian-1"))
312 (bengali ,(font-spec :registry
"iso10646-1" :otf
'(beng nil
(rphf))))
313 (gurmukhi ,(font-spec :registry
"iso10646-1" :otf
'(guru nil
(blwf))))
314 (gujarati ,(font-spec :registry
"iso10646-1" :otf
'(gujr nil
(rphf))))
315 (oriya ,(font-spec :registry
"iso10646-1" :otf
'(orya nil
(rphf))))
316 (tamil ,(font-spec :registry
"iso10646-1" :otf
'(taml nil
(akhn))))
317 (telugu ,(font-spec :registry
"iso10646-1" :otf
'(telu nil
(blwf))))
318 (kannada ,(font-spec :registry
"iso10646-1" :otf
'(knda nil
(rphf))))
319 (sinhala ,(font-spec :registry
"iso10646-1" :otf
'(sinh nil
(akhn))))
320 (malayalam ,(font-spec :registry
"iso10646-1" :otf
'(mlym nil
(akhn))))
322 (lao ,(font-spec :registry
"iso10646-1" :otf
'(lao\ nil nil
(mark)))
323 ,(font-spec :registry
"iso10646-1" :script
'lao
)
326 (tai-viet ("TaiViet" .
"iso10646-1"))
328 ;; both for script and charset.
329 (tibetan ,(font-spec :registry
"iso10646-1"
330 :otf
'(tibt nil
(ccmp blws abvs
)))
331 ,(font-spec :family
"mtib" :registry
"iso10646-1")
332 (nil .
"muletibetan-2"))
334 ;; both for script and charset.
335 (ethiopic ,(font-spec :registry
"iso10646-1" :script
'ethiopic
)
336 (nil .
"ethiopic-unicode"))
338 (greek ,(font-spec :registry
"iso10646-1" :script
'greek
)
341 (cyrillic ,(font-spec :registry
"iso10646-1" :script
'cyrillic
)
343 (nil .
"microsoft-cp1251")
346 (arabic ,(font-spec :registry
"iso10646-1"
347 :otf
'(arab nil
(init medi fini liga
)))
348 (nil .
"MuleArabic-0")
349 (nil .
"MuleArabic-1")
350 (nil .
"MuleArabic-2")
353 (hebrew ,(font-spec :registry
"iso10646-1" :script
'hebrew
)
356 (syriac ,(font-spec :registry
"iso10646-1" :script
'syriac
))
358 (thaana ,(font-spec :registry
"iso10646-1" :otf
'(thaa nil nil
)))
360 (myanmar ,(font-spec :registry
"iso10646-1" :script
'myanmar
))
362 (georgian ,(font-spec :registry
"iso10646-1" :script
'georgian
))
364 (cherokee ,(font-spec :registry
"iso10646-1" :script
'cherokee
))
366 (canadian-aboriginal ,(font-spec :registry
"iso10646-1"
367 :script
'canadian-aboriginal
))
369 (ogham ,(font-spec :registry
"iso10646-1" :script
'ogham
))
371 (runic ,(font-spec :registry
"iso10646-1" :script
'runic
))
373 (khmer ,(font-spec :registry
"iso10646-1" :otf
'(khmr nil
(pres))))
375 (symbol ,(font-spec :registry
"iso10646-1" :script
'symbol
))
377 (yi ,(font-spec :registry
"iso10646-1" :script
'yi
))
379 (kana (nil .
"JISX0208*")
380 (nil .
"GB2312.1980-0")
381 (nil .
"KSC5601.1987*")
383 (nil .
"JISX0213.2000-1")
384 (nil .
"JISX0213.2004-1")
385 ,(font-spec :registry
"iso10646-1" :script
'kana
))
387 (bopomofo ,(font-spec :registry
"iso10646-1" :script
'bopomofo
)
388 (nil .
"sisheng_cwnn-0"))
390 (han (nil .
"GB2312.1980-0")
394 (nil .
"KSC5601.1987*")
395 (nil .
"CNS11643.1992-1")
396 (nil .
"CNS11643.1992-2")
397 (nil .
"CNS11643.1992-3")
398 (nil .
"CNS11643.1992-4")
399 (nil .
"CNS11643.1992-5")
400 (nil .
"CNS11643.1992-6")
401 (nil .
"CNS11643.1992-7")
404 (nil .
"JISX0213.2000-1")
405 (nil .
"JISX0213.2000-2")
406 (nil .
"JISX0213.2004-1")
407 ,(font-spec :registry
"iso10646-1" :lang
'ja
)
408 ,(font-spec :registry
"iso10646-1" :lang
'zh
))
410 (cjk-misc (nil .
"GB2312.1980-0")
414 (nil .
"KSC5601.1987*")
415 (nil .
"CNS11643.1992-1")
416 (nil .
"CNS11643.1992-2")
417 (nil .
"CNS11643.1992-3")
418 (nil .
"CNS11643.1992-4")
419 (nil .
"CNS11643.1992-5")
420 (nil .
"CNS11643.1992-6")
421 (nil .
"CNS11643.1992-7")
424 (nil .
"JISX0213.2000-1")
425 (nil .
"JISX0213.2000-2")
426 ,(font-spec :registry
"iso10646-1" :lang
'ja
)
427 ,(font-spec :registry
"iso10646-1" :lang
'zh
))
429 (hangul (nil .
"KSC5601.1987-0")
430 ,(font-spec :registry
"iso10646-1" :lang
'ko
))
432 (braille ,(font-spec :registry
"iso10646-1" :script
'braille
))
434 (mathematical ,(font-spec :registry
"iso10646-1" :script
'mathematical
))
437 (ascii (nil .
"ISO8859-1"))
438 (arabic-digit ("*" .
"MuleArabic-0"))
439 (arabic-1-column ("*" .
"MuleArabic-1"))
440 (arabic-2-column ("*" .
"MuleArabic-2"))
441 (indian-is13194 (nil .
"is13194-devanagari"))
442 (indian-1-column ("*" .
"muleindian-2"))
444 (devanagari-cdac (nil .
"Devanagari-CDAC"))
445 (sanskrit-cdac (nil .
"Sanskrit-CDAC"))
446 (bengali-cdac (nil .
"Bengali-CDAC"))
447 (assamese-cdac (nil .
"Assamese-CDAC"))
448 (punjabi-cdac (nil .
"Punjabi-CDAC"))
449 (gujarati-cdac (nil .
"Gujarati-CDAC"))
450 (oriya-cdac (nil .
"Oriya-CDAC"))
451 (tamil-cdac (nil .
"Tamil-CDAC"))
452 (telugu-cdac (nil .
"Telugu-CDAC"))
453 (kannada-cdac (nil .
"Kannada-CDAC"))
454 (malayalam-cdac (nil .
"Malayalam-CDAC"))
456 (devanagari-akruti (nil .
"Devanagari-Akruti"))
457 (bengali-akruti (nil .
"Bengali-Akruti"))
458 (punjabi-akruti (nil .
"Punjabi-Akruti"))
459 (gujarati-akruti (nil .
"Gujarati-Akruti"))
460 (oriya-akruti (nil .
"Oriya-Akruti"))
461 (tamil-akruti (nil .
"Tamil-Akruti"))
462 (telugu-akruti (nil .
"Telugu-Akruti"))
463 (kannada-akruti (nil .
"Kannada-Akruti"))
464 (malayalam-akruti (nil .
"Malayalam-Akruti"))
465 ;;(devanagari-glyph ("altsys-dv_ttsurekh" . "devanagari-cdac"))
466 ;;(malayalam-glyph ("altsys-ml_ttkarthika" . "malayalam-cdac"))
467 (ipa ,(font-spec :registry
"iso10646-1" :script
'phonetic
)
469 (nil .
"iso10646-1"))
472 (nil (nil .
"gb2312.1980")
476 (nil .
"ksc5601.1987")
477 (nil .
"CNS11643.1992-1")
478 (nil .
"CNS11643.1992-2")
479 (nil .
"CNS11643.1992-3")
480 (nil .
"CNS11643.1992-4")
481 (nil .
"CNS11643.1992-5")
482 (nil .
"CNS11643.1992-6")
483 (nil .
"CNS11643.1992-7")
485 (nil .
"jisx0213.2000-1")
486 (nil .
"jisx0213.2004-1")
490 ;; Append Unicode fonts.
491 ;; This may find fonts with more variants (bold, italic) but which
492 ;; don't cover many characters.
493 (set-fontset-font "fontset-default" nil
494 '(nil .
"iso10646-1") nil
'append
)
495 ;; These may find fonts that cover many characters but with fewer
497 (set-fontset-font "fontset-default" nil
498 '("gnu-unifont" .
"iso10646-1") nil
'append
)
499 (set-fontset-font "fontset-default" nil
500 '("mutt-clearlyu" .
"iso10646-1") nil
'append
)
502 (set-fontset-font "fontset-default" '(#xE000 .
#xF8FF
) nil
))
504 ;; These are the registered registries/encodings from
505 ;; ftp://ftp.x.org/pub/DOCS/registry 2001/06/01
511 ;; "DEC.CNS11643.1986-2" [53]
512 ;; CNS11643 2-plane using the encoding
513 ;; suggested in that standard
514 ;; "DEC.DTSCS.1990-2" [54]
515 ;; DEC Taiwan Supplemental Character Set
516 ;; "fujitsu.u90x01.1991-0" [87]
517 ;; "fujitsu.u90x03.1991-0" [87]
518 ;; "GB2312.1980-0" [39],[12]
519 ;; China (PRC) Hanzi, GL encoding
520 ;; "GB2312.1980-1" [39]
522 ;; China (PRC) Hanzi, GR encoding
524 ;; HPARABIC8 8-bit character set
526 ;; HPEAST8 8-bit character set
528 ;; HPGREEK8 8-bit character set
530 ;; HPHEBREW8 8-bit character set
531 ;; "HP-Japanese15" [36]
532 ;; HPJAPAN15 15-bit characer set,
533 ;; modified from industry defacto
534 ;; standard Shift-JIS
536 ;; HPKANA8 8-bit character set
537 ;; "HP-Korean15" [36]
538 ;; HPKOREAN15 15-bit character set
540 ;; HPROMAN8 8-bit character set
541 ;; "HP-SChinese15" [36]
542 ;; HPSCHINA15 15-bit character set for
543 ;; support of Simplified Chinese
544 ;; "HP-TChinese15" [36]
545 ;; HPTCHINA15 15-bit character set for
546 ;; support of Traditional Chinese
547 ;; "HP-Turkish8" [36]
548 ;; HPTURKISH8 8-bit character set
552 ;; "ISO2022"<REG>"-"<ENC> [44]
553 ;; "ISO646.1991-IRV" [107]
554 ;; ISO 646 International Reference Version
555 ;; "ISO8859-1" [15],[12]
556 ;; ISO Latin alphabet No. 1
557 ;; "ISO8859-2" [15],[12]
558 ;; ISO Latin alphabet No. 2
559 ;; "ISO8859-3" [15],[12]
560 ;; ISO Latin alphabet No. 3
561 ;; "ISO8859-4" [15],[12]
562 ;; ISO Latin alphabet No. 4
563 ;; "ISO8859-5" [15],[12]
564 ;; ISO Latin/Cyrillic alphabet
565 ;; "ISO8859-6" [15],[12]
566 ;; ISO Latin/Arabic alphabet
567 ;; "ISO8859-7" [15],[12]
568 ;; ISO Latin/Greek alphabet
569 ;; "ISO8859-8" [15],[12]
570 ;; ISO Latin/Hebrew alphabet
571 ;; "ISO8859-9" [15],[12]
572 ;; ISO Latin alphabet No. 5
573 ;; "ISO8859-10" [15],[12]
574 ;; ISO Latin alphabet No. 6
575 ;; "ISO8859-13" [15],[12]
576 ;; ISO Latin alphabet No. 7
577 ;; "ISO8859-14" [15],[12]
578 ;; ISO Latin alphabet No. 8
579 ;; "ISO8859-15" [15],[12]
580 ;; ISO Latin alphabet No. 9
583 ;; ISO Latin alphabet No. 9, Final Committee Draft
584 ;; "ISO10646-1" [133]
585 ;; Unicode Universal Multiple-Octet Coded Character Set
586 ;; "ISO10646-MES" [133]
588 ;; Unicode Minimum European Subset
589 ;; "JISX0201.1976-0" [38],[12]
590 ;; 8-Bit Alphanumeric-Katakana Code
591 ;; "JISX0208.1983-0" [40],[12]
592 ;; Japanese Graphic Character Set,
594 ;; "JISX0208.1990-0" [71]
595 ;; Japanese Graphic Character Set,
597 ;; "JISX0208.1983-1" [40]
599 ;; Japanese Graphic Character Set,
601 ;; "JISX0212.1990-0" [72]
602 ;; Supplementary Japanese Graphic Character Set,
606 ;; "KSC5601.1987-0" [41],[12]
607 ;; Korean Graphic Character Set,
609 ;; "KSC5601.1987-1" [41]
611 ;; Korean Graphic Character Set,
613 ;; "omron_CNS11643-0" [45]
614 ;; "omron_CNS11643-1" [45]
615 ;; "omron_BIG5-0" [45]
616 ;; "omron_BIG5-1" [45]
617 ;; "wn.tamil.1993" [103]
619 (defun set-font-encoding (pattern charset
)
620 "Set arguments in `font-encoding-alist' (which see)."
621 (let ((slot (assoc pattern font-encoding-alist
)))
623 (setcdr slot charset
)
624 (setq font-encoding-alist
625 (cons (cons pattern charset
) font-encoding-alist
)))))
627 (defvar x-pixel-size-width-font-regexp
)
628 (defvar vertical-centering-font-regexp
)
630 ;; Setting for suppressing XLoadQueryFont on big fonts.
631 (setq x-pixel-size-width-font-regexp
632 "gb2312\\|gbk\\|gb18030\\|jisx0208\\|ksc5601\\|cns11643\\|big5")
634 ;; These fonts require vertical centering.
635 (setq vertical-centering-font-regexp
636 "gb2312\\|gbk\\|gb18030\\|jisx0208\\|jisx0212\\|ksc5601\\|cns11643\\|big5")
638 ;; CDAC fonts are actually smaller than their design sizes.
639 (setq face-font-rescale-alist
642 (defvar x-font-name-charset-alist nil
643 "This variable has no meaning now. Just kept for backward compatibility.")
645 ;;; XLFD (X Logical Font Description) format handler.
647 ;; Define XLFD's field index numbers. ; field name
648 (defconst xlfd-regexp-family-subnum
0) ; FOUNDRY and FAMILY
649 (defconst xlfd-regexp-weight-subnum
1) ; WEIGHT_NAME
650 (defconst xlfd-regexp-slant-subnum
2) ; SLANT
651 (defconst xlfd-regexp-swidth-subnum
3) ; SETWIDTH_NAME
652 (defconst xlfd-regexp-adstyle-subnum
4) ; ADD_STYLE_NAME
653 (defconst xlfd-regexp-pixelsize-subnum
5) ; PIXEL_SIZE
654 (defconst xlfd-regexp-pointsize-subnum
6) ; POINT_SIZE
655 (defconst xlfd-regexp-resx-subnum
7) ; RESOLUTION_X
656 (defconst xlfd-regexp-resy-subnum
8) ; RESOLUTION_Y
657 (defconst xlfd-regexp-spacing-subnum
8) ; SPACING
658 (defconst xlfd-regexp-avgwidth-subnum
10) ; AVERAGE_WIDTH
659 (defconst xlfd-regexp-registry-subnum
11) ; REGISTRY and ENCODING
661 ;; Regular expression matching against a fontname which conforms to
662 ;; XLFD (X Logical Font Description). All fields in XLFD should be
663 ;; not be omitted (but can be a wild card) to be matched.
664 (defconst xlfd-tight-regexp
666 -\\([^-]*-[^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)\
667 -\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)\
668 -\\([^-]*\\)-\\([^-]*\\)-\\([^-]*-[^-]*\\)$")
670 ;; Regular expression matching against a fontname which conforms to
671 ;; XLFD (X Logical Font Description). All fields in XLFD from FOUNDRY
672 ;; to ADSTYLE, REGISTRY, and ENCODING should be not be omitted (but
673 ;; can be a wild card) to be matched.
674 (defconst xlfd-style-regexp
676 -\\([^-]*-[^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-.*\
677 -\\([^-]*-[^-]*\\)$")
679 ;; List of field numbers of XLFD whose values are numeric.
680 (defconst xlfd-regexp-numeric-subnums
681 (list xlfd-regexp-pixelsize-subnum
;5
682 xlfd-regexp-pointsize-subnum
;6
683 xlfd-regexp-resx-subnum
;7
684 xlfd-regexp-resy-subnum
;8
685 xlfd-regexp-avgwidth-subnum
;10
688 (defun x-decompose-font-name (pattern)
689 "Decompose PATTERN into XLFD fields and return a vector of the fields.
690 The length of the vector is 12.
691 The FOUNDRY and FAMILY fields are concatinated and stored in the first
692 element of the vector.
693 The REGISTRY and ENCODING fields are concatinated and stored in the last
694 element of the vector.
696 Return nil if PATTERN doesn't conform to XLFD."
697 (if (string-match xlfd-tight-regexp pattern
)
698 (let ((xlfd-fields (make-vector 12 nil
)))
700 (aset xlfd-fields i
(match-string (1+ i
) pattern
)))
702 (if (string-match "^[*-]+$" (aref xlfd-fields i
))
703 (aset xlfd-fields i nil
)))
706 (defun x-compose-font-name (fields &optional reduce
)
707 "Compose X fontname from FIELDS.
708 FIELDS is a vector of XLFD fields, of length 12.
709 If a field is nil, wild-card letter `*' is embedded.
710 Optional argument REDUCE exists just for backward compatibility,
711 and is always ignored."
712 (concat "-" (mapconcat (lambda (x) (or x
"*")) fields
"-")))
715 (defun x-must-resolve-font-name (xlfd-fields)
716 "Like `x-resolve-font-name', but always return a font name.
717 XLFD-FIELDS is a vector of XLFD (X Logical Font Description) fields.
718 If no font matching XLFD-FIELDS is available, successively replace
719 parts of the font name pattern with \"*\" until some font is found.
720 Value is name of that font."
721 (let ((ascii-font nil
) (index 0))
722 (while (and (null ascii-font
) (<= index xlfd-regexp-registry-subnum
))
723 (let ((pattern (x-compose-font-name xlfd-fields
)))
725 (setq ascii-font
(x-resolve-font-name pattern
))
727 (message "Warning: no fonts matching `%s' available" pattern
)
728 (aset xlfd-fields index
"*")
729 (setq index
(1+ index
))))))
731 (error "No fonts found"))
735 (defun x-complement-fontset-spec (default-spec fontlist
)
736 "Complement elements of FONTLIST based on DEFAULT-SPEC.
737 DEFAULT-SPEC is a font-spec object providing default font properties.
738 FONTLIST is an alist of script names vs the corresponding font names.
740 The font names are parsed and unspecified font properties are
741 given from DEFAULT-SPEC."
742 (let ((prop-list '(:foundry
:family
:weight
:slant
:width
:adstyle
:size
)))
743 (dolist (elt fontlist
)
744 (let ((spec (font-spec :name
(cadr elt
))))
745 (dolist (prop prop-list
)
746 (let ((val (font-get spec prop
)))
748 (font-put spec prop
(font-get default-spec prop
)))))
749 (setcar (cdr elt
) spec
)))
752 (defun fontset-name-p (fontset)
753 "Return non-nil if FONTSET is valid as fontset name.
754 A valid fontset name should conform to XLFD (X Logical Font Description)
755 with \"fontset\" in `<CHARSET_REGISTRY>' field."
756 (and (string-match xlfd-tight-regexp fontset
)
757 (string= (match-string (1+ xlfd-regexp-registry-subnum
) fontset
)
760 (declare-function fontset-list
"fontset.c" ())
762 (defun generate-fontset-menu ()
763 "Return list to be appended to `x-fixed-font-alist'.
764 Done when `mouse-set-font' is called."
766 (dolist (fontset (fontset-list))
767 (or (string-match "fontset-default$" fontset
)
768 (string-match "fontset-auto[0-9]+$" fontset
)
769 (push (list (fontset-plain-name fontset
) fontset
) l
)))
771 (sort l
#'(lambda (x y
) (string< (car x
) (car y
)))))))
773 (declare-function query-fontset
"fontset.c" (pattern &optional regexpp
))
775 (defun fontset-plain-name (fontset)
776 "Return a plain and descriptive name of FONTSET."
777 (if (not (setq fontset
(query-fontset fontset
)))
778 (error "Invalid fontset: %s" fontset
))
779 (let ((xlfd-fields (x-decompose-font-name fontset
)))
781 (let ((family (aref xlfd-fields xlfd-regexp-family-subnum
))
782 (weight (aref xlfd-fields xlfd-regexp-weight-subnum
))
783 (slant (aref xlfd-fields xlfd-regexp-slant-subnum
))
784 (swidth (aref xlfd-fields xlfd-regexp-swidth-subnum
))
785 (size (aref xlfd-fields xlfd-regexp-pixelsize-subnum
))
786 (nickname (aref xlfd-fields xlfd-regexp-registry-subnum
))
788 (if (not (string-match "^fontset-\\(.*\\)$" nickname
))
789 (setq nickname family
)
790 (setq nickname
(match-string 1 nickname
)))
791 (if (and size
(> (string-to-number size
) 0))
792 (setq name
(format "%s: %s-dot" nickname size
))
793 (setq name nickname
))
795 (cond ((string-match "^medium$" weight
)
796 (setq name
(concat name
" " "medium")))
797 ((string-match "^bold$\\|^demibold$" weight
)
798 (setq name
(concat name
" " weight
)))))
800 (cond ((string-match "^i$" slant
)
801 (setq name
(concat name
" " "italic")))
802 ((string-match "^o$" slant
)
803 (setq name
(concat name
" " "slant")))
804 ((string-match "^ri$" slant
)
805 (setq name
(concat name
" " "reverse italic")))
806 ((string-match "^ro$" slant
)
807 (setq name
(concat name
" " "reverse slant")))))
811 (defvar charset-script-alist
813 (latin-iso8859-1 . latin
)
814 (latin-iso8859-2 . latin
)
815 (latin-iso8859-3 . latin
)
816 (latin-iso8859-4 . latin
)
817 (latin-iso8859-9 . latin
)
818 (latin-iso8859-10 . latin
)
819 (latin-iso8859-13 . latin
)
820 (latin-iso8859-14 . latin
)
821 (latin-iso8859-15 . latin
)
822 (latin-iso8859-16 . latin
)
823 (latin-jisx0201 . latin
)
825 (cyrillic-iso8859-5 . cyrillic
)
826 (arabic-iso8859-6 . arabic
)
827 (greek-iso8859-7 . latin
)
828 (hebrew-iso8859-8 . latin
)
829 (katakana-jisx0201 . kana
)
830 (chinese-gb2312 . han
)
832 (gb18030-2-byte . han
)
833 (gb18030-4-byte-bmp . han
)
834 (gb18030-4-byte-ext-1 . han
)
835 (gb18030-4-byte-ext-2 . han
)
836 (gb18030-4-byte-smp . han
)
837 (chinese-big5-1 . han
)
838 (chinese-big5-2 . han
)
839 (chinese-cns11643-1 . han
)
840 (chinese-cns11643-2 . han
)
841 (chinese-cns11643-3 . han
)
842 (chinese-cns11643-4 . han
)
843 (chinese-cns11643-5 . han
)
844 (chinese-cns11643-6 . han
)
845 (chinese-cns11643-7 . han
)
846 (japanese-jisx0208 . han
)
847 (japanese-jisx0208-1978 . han
)
848 (japanese-jisx0212 . han
)
849 (japanese-jisx0213-1 . han
)
850 (japanese-jisx0213-2 . han
)
851 (korean-ksc5601 . hangul
)
852 (chinese-sisheng . bopomofo
)
853 (vietnamese-viscii-lower . latin
)
854 (vietnamese-viscii-upper . latin
)
855 (arabic-digit . arabic
)
856 (arabic-1-column . arabic
)
857 (arabic-2-column . arabic
)
858 (indian-is13194 . devanagari
)
859 (indian-glyph . devanagari
)
860 (indian-1-column . devanagari
)
861 (indian-2-column . devanagari
)
862 (tibetan-1-column . tibetan
))
863 "Alist of charsets vs the corresponding most appropriate scripts.
865 This alist is used by the function `create-fontset-from-fontset-spec'
866 to map charsets to scripts.")
868 (defun create-fontset-from-fontset-spec (fontset-spec
869 &optional style-variant noerror
)
870 "Create a fontset from fontset specification string FONTSET-SPEC.
871 FONTSET-SPEC is a string of the format:
872 FONTSET-NAME,SCRIPT0:FONT0,SCRIPT1:FONT1, ...
873 Any number of SPACE, TAB, and NEWLINE can be put before and after commas.
875 When a frame uses the fontset as the `font' parameter, the frame's
876 default font name is derived from FONTSET-NAME by substituting
877 \"iso8859-1\" for the tail part \"fontset-XXX\". But, if SCRIPT-NAMEn
878 is \"ascii\", use the corresponding FONT-NAMEn as the default font
881 Optional 2nd and 3rd arguments exist just for backward compatibility,
884 It returns a name of the created fontset.
886 For backward compatibility, SCRIPT-NAME may be a charset name, in
887 which case, the corresponding script is decided by the variable
888 `charset-script-alist' (which see)."
889 (or (string-match "^[^,]+" fontset-spec
)
890 (error "Invalid fontset spec: %s" fontset-spec
))
891 (let ((idx (match-end 0))
892 (name (match-string 0 fontset-spec
))
893 default-spec target script fontlist
)
894 (or (string-match xlfd-tight-regexp name
)
895 (error "Fontset name \"%s\" not conforming to XLFD" name
))
896 (setq default-spec
(font-spec :name name
))
897 ;; At first, extract pairs of charset and fontname from FONTSET-SPEC.
898 (while (string-match "[, \t\n]*\\([^:]+\\):[ \t]*\\([^,]+\\)"
900 (setq idx
(match-end 0))
901 (setq target
(intern (match-string 1 fontset-spec
)))
902 (cond ((or (eq target
'ascii
)
903 (memq target
(char-table-extra-slot char-script-table
0)))
904 (push (list target
(match-string 2 fontset-spec
)) fontlist
))
905 ((setq script
(cdr (assq target charset-script-alist
)))
906 (push (list script
(match-string 2 fontset-spec
)) fontlist
))
908 (push (list target
(match-string 2 fontset-spec
)) fontlist
))))
910 ;; Complement FONTLIST.
911 (setq fontlist
(x-complement-fontset-spec default-spec fontlist
))
914 (new-fontset name
(nreverse fontlist
))))
916 (defun create-fontset-from-ascii-font (font &optional resolved-font
918 "Create a fontset from an ASCII font FONT.
920 Optional 2nd arg RESOLVED-FONT is a resolved name of FONT.
921 If omitted, `x-resolve-font-name' is called to get the resolved name.
922 At this time, if FONT is not available, an error is signaled.
924 Optional 3rd arg FONTSET-NAME is a string to be used in
925 `<CHARSET_ENCODING>' fields of a new fontset name. If it is omitted,
926 an appropriate name is generated automatically.
928 It returns a name of the created fontset."
929 (setq font
(downcase font
))
931 (downcase (or resolved-font
(x-resolve-font-name font
))))
932 (let ((xlfd (x-decompose-font-name resolved-font
))
935 (setq fontset-name
(downcase fontset-name
))
936 (if (query-fontset "fontset-startup")
938 (subst-char-in-string
939 ?- ?_
(aref xlfd xlfd-regexp-registry-subnum
) t
))
940 (setq fontset-name
"startup")))
941 (aset xlfd xlfd-regexp-registry-subnum
942 (format "fontset-%s" fontset-name
))
943 (setq fontset
(x-compose-font-name xlfd
))
944 (or (query-fontset fontset
)
945 (create-fontset-from-fontset-spec (concat fontset
", ascii:" font
)))))
948 ;; Create standard fontset from 16 dots fonts which are the most widely
949 ;; installed fonts. Fonts for Chinese-GB, Korean, and Chinese-CNS are
950 ;; specified here because FAMILY of those fonts are not "fixed" in
952 (defvar standard-fontset-spec
953 (purecopy "-*-fixed-medium-r-normal-*-16-*-*-*-*-*-fontset-standard")
954 "String of fontset spec of the standard fontset.
955 You have the biggest chance to display international characters
956 with correct glyphs by using the standard fontset.
957 See the documentation of `create-fontset-from-fontset-spec' for the format.")
960 ;; Create fontsets from X resources of the name `fontset-N (class
961 ;; Fontset-N)' where N is integer 0, 1, ...
962 ;; The values of the resources the string of the same format as
963 ;; `standard-fontset-spec'.
965 (declare-function x-get-resource
"frame.c"
966 (attribute class
&optional component subclass
))
968 (defun create-fontset-from-x-resource ()
971 (while (setq fontset-spec
(x-get-resource (format "fontset-%d" idx
)
972 (format "Fontset-%d" idx
)))
974 (create-fontset-from-fontset-spec fontset-spec t
'noerror
)
975 (error (message "Fontset-%d: invalid specification in X resource" idx
)))
976 (setq idx
(1+ idx
)))))
981 ;; arch-tag: bb53e629-0234-403c-950e-551e61554849
982 ;;; fontset.el ends here