lisp/international/fontset.el

   1 ;;; fontset.el --- commands for handling fontset
   2
   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
  12
  13 ;; Keywords: mule, i18n, fontset
  14
  15 ;; This file is part of GNU Emacs.
  16
  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, or (at your option)
  20 ;; any later version.
  21
  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.
  26
  27 ;; You should have received a copy of the GNU General Public License
  28 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  29 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  30 ;; Boston, MA 02110-1301, USA.
  31
  32 ;;; Commentary:
  33
  34 ;;; Code:
  35
  36 ;; Setup font-encoding-alist for all known encodings.
  37
  38 (setq font-encoding-alist
  39       '(("iso8859-1$" . iso-8859-1)
  40         ("iso8859-2$" . iso-8859-2)
  41         ("iso8859-3$" . iso-8859-3)
  42         ("iso8859-4$" . iso-8859-4)
  43         ("iso8859-5$" . iso-8859-5)
  44         ("iso8859-6$" . iso-8859-6)
  45         ("iso8859-7$" . iso-8859-7)
  46         ("iso8859-8$" . iso-8859-8)
  47         ("iso8859-9$" . iso-8859-9)
  48         ("iso8859-10$" . iso-8859-10)
  49         ("iso8859-11$" . iso-8859-11)
  50         ("iso8859-13$" . iso-8859-13)
  51         ("iso8859-14$" . iso-8859-14)
  52         ("iso8859-15$" . iso-8859-15)
  53         ("iso8859-16$" . iso-8859-16)
  54         ("gb2312.1980" . chinese-gb2312)
  55         ("gbk" . chinese-gbk)
  56         ("gb18030" . (unicode . nil))
  57         ("jisx0208.1978" . japanese-jisx0208-1978)
  58         ("jisx0208" . japanese-jisx0208)
  59         ("jisx0201" . jisx0201)
  60         ("jisx0212" . japanese-jisx0212)
  61         ("ksc5601.1987" . korean-ksc5601)
  62         ("cns11643.1992.*1" . chinese-cns11643-1)
  63         ("cns11643.1992.*2" . chinese-cns11643-2)
  64         ("cns11643.1992.*3" . chinese-cns11643-3)
  65         ("cns11643.1992.*4" . chinese-cns11643-4)
  66         ("cns11643.1992.*5" . chinese-cns11643-5)
  67         ("cns11643.1992.*6" . chinese-cns11643-6)
  68         ("cns11643.1992.*7" . chinese-cns11643-7)
  69         ("cns11643.92p1-0" . chinese-cns11643-1)
  70         ("cns11643.92p2-0" . chinese-cns11643-2)
  71         ("cns11643.92p3-0" . chinese-cns11643-3)
  72         ("cns11643.92p4-0" . chinese-cns11643-4)
  73         ("cns11643.92p5-0" . chinese-cns11643-5)
  74         ("cns11643.92p6-0" . chinese-cns11643-6)
  75         ("cns11643.92p7-0" . chinese-cns11643-7)
  76         ("big5" . big5)
  77         ("viscii" . viscii)
  78         ("tis620" . tis620-2533)
  79         ("microsoft-cp1251" . windows-1251)
  80         ("koi8-r" . koi8-r)
  81         ("jisx0213.2000-1" . japanese-jisx0213-1)
  82         ("jisx0213.2000-2" . japanese-jisx0213-2)
  83         ("jisx0213.2004-1" . japanese-jisx0213.2004-1)
  84         ("iso10646-1$" . (unicode-bmp . nil))
  85         ("iso10646.indian-1" . (unicode-bmp . nil))
  86         ("unicode-bmp" . (unicode-bmp . nil))
  87         ("abobe-symbol" . symbol)
  88         ("sisheng_cwnn" . chinese-sisheng)
  89         ("mulearabic-0" . arabic-digit)
  90         ("mulearabic-1" . arabic-1-column)
  91         ("mulearabic-2" . arabic-2-column)
  92         ("muleipa" . ipa)
  93         ("ethiopic-unicode" . (unicode-bmp . ethiopic))
  94         ("is13194-devanagari" . indian-is13194)
  95         ("Devanagari-CDAC" . devanagari-cdac)
  96         ("Sanskrit-CDAC" . sanskrit-cdac)
  97         ("Bengali-CDAC" . bengali-cdac)
  98         ("Assamese-CDAC" . assamese-cdac)
  99         ("Punjabi-CDAC" . punjabi-cdac)
 100         ("Gujarati-CDAC" . gujarati-cdac)
 101         ("Oriya-CDAC" . oriya-cdac)
 102         ("Tamil-CDAC" . tamil-cdac)
 103         ("Telugu-CDAC" . telugu-cdac)
 104         ("Kannada-CDAC" . kannada-cdac)
 105         ("Malayalam-CDAC" . malayalam-cdac)
 106         ("Devanagari-Akruti" . devanagari-akruti)
 107         ("Bengali-Akruti" . bengali-akruti)
 108         ("Punjabi-Akruti" . punjabi-akruti)
 109         ("Gujarati-Akruti" . gujarati-akruti)
 110         ("Oriya-Akruti" . oriya-akruti)
 111         ("Tamil-Akruti" . tamil-akruti)
 112         ("Telugu-Akruti" . telugu-akruti)
 113         ("Kannada-Akruti" . kannada-akruti)
 114         ("Malayalam-Akruti" . malayalam-akruti)
 115         ("muleindian-2" . indian-2-column)
 116         ("muleindian-1" . indian-1-column)
 117         ("mulelao-1" . mule-lao)
 118         ("muletibetan-2" . tibetan)
 119         ("muletibetan-1" . tibetan-1-column)))
 120
 121 (setq font-encoding-charset-alist
 122       '((latin-iso8859-1 . iso-8859-1)
 123         (latin-iso8859-2 . iso-8859-2)
 124         (latin-iso8859-3 . iso-8859-3)
 125         (latin-iso8859-4 . iso-8859-4)
 126         (latin-iso8859-9 . iso-8859-9)
 127         (latin-iso8859-10 . iso-8859-10)
 128         (latin-iso8859-13 . iso-8859-13)
 129         (latin-iso8859-14 . iso-8859-14)
 130         (latin-iso8859-15 . iso-8859-15)
 131         (latin-iso8859-16 . iso-8859-16)
 132         (cyrillic-iso8859-5 . iso-8859-5)
 133         (greek-iso8859-7 . iso-8859-7)
 134         (arabic-iso8859-6 . iso-8859-6)
 135         (thai-tis620 . tis620-2533)
 136         (latin-jisx0201 . jisx0201)
 137         (katakana-jisx0201 . jisx0201)
 138         (chinese-big5-1 . big5)
 139         (chinese-big5-2 . big5)
 140         (vietnamese-viscii-lower . viscii)
 141         (vietnamese-viscii-upper . viscii)
 142         (tibetan . unicode-bmp)))
 143
 144 (setq script-representative-chars
 145       '((latin ?A ?Z ?a ?z)
 146         (greek #x3A9)
 147         (coptic #x3E2)
 148         (cyrillic #x42F)
 149         (armenian #x531)
 150         (hebrew #x5D0)
 151         (arabic #x628)
 152         (syriac #x710)
 153         (thaana #x78C)
 154         (devanagari #x915)
 155         (bengali #x995)
 156         (gurmukhi #xA15)
 157         (gujarati #xA95)
 158         (oriya #xB15)
 159         (tamil #xB95)
 160         (telugu #xC15)
 161         (kannada #xC95)
 162         (malayalam #xD15)
 163         (sinhala #xD95)
 164         (thai #xE17)
 165         (lao #xEA5)
 166         (tibetan #xF40)
 167         (myanmar #x1000)
 168         (georgian #x10D3)
 169         (ethiopic #x1208)
 170         (cherokee #x13B6)
 171         (canadian-aboriginal #x14C0)
 172         (ogham #x168F)
 173         (runic #x16A0)
 174         (khmer #x1780)
 175         (mongolian #x1826)
 176         (braille #x2800)
 177         (ideographic-description #x2FF0)
 178         (cjk-misc #x300E)
 179         (kana #x304B)
 180         (bopomofo #x3105)
 181         (kanbun #x319D)
 182         (han #x5B57)
 183         (yi #xA288)
 184         (cham #xAA00)
 185         (tai-viet #xAA80)
 186         (hangul #xAC00)))
 187
 188 (setq otf-script-alist
 189       '((arab . arabic)
 190         (armn . armenian)
 191         (bali . balinese)
 192         (beng . bengali)
 193         (bopo . bopomofo)
 194         (brai . braille)
 195         (bugi . buginese)
 196         (buhd . buhid)
 197         (byzm . byzantine-musical-symbol)
 198         (cans . canadian-aboriginal)
 199         (cher . cherokee)
 200         (copt . coptic)
 201         (xsux . cuneiform)
 202         (cyrl . cyrillic)
 203         (cprt . cypriot)
 204         (dsrt . deseret)
 205         (deva . devanagari)
 206         (ethi . ethiopic)
 207         (geor . georgian)
 208         (glag . glagolitic)
 209         (goth . gothic)
 210         (grek . greek)
 211         (gujr . gujarati)
 212         (guru . gurmukhi)
 213         (hani . han)
 214         (hang . hangul)
 215         (hano . hanunoo)
 216         (hebr . hebrew)
 217         (kana . kana)
 218         (knda . kannada)
 219         (khar . kharoshthi)
 220         (khmr . khmer)
 221         (lao\  . lao)
 222         (latn . latin)
 223         (limb . limbu)
 224         (linb . linear_b)
 225         (mlym . malayalam)
 226         (math . mathematical)
 227         (mong . mongolian)
 228         (musc . musical-symbol)
 229         (mymr . myanmar)
 230         (nko\  . nko)
 231         (ogam . ogham)
 232         (ital . old_italic)
 233         (xpeo . old_persian)
 234         (orya . oriya)
 235         (osma . osmanya)
 236         (phag . phags-pa)
 237         (phnx . phoenician)
 238         (runr . runic)
 239         (shaw . shavian)
 240         (sinh . sinhala)
 241         (sylo . syloti_nagri)
 242         (syrc . syriac)
 243         (tglg . tagalog)
 244         (tagb . tagbanwa)
 245         (taml . tamil)
 246         (tale . tai_le)
 247         (telu . telugu)
 248         (thaa . thaana)
 249         (thai . thai)
 250         (tibt . tibetan)
 251         (tfng . tifinagh)
 252         (ugar . ugaritic)
 253         (yi\ \   . yi)))
 254
 255 ;; Set standard fontname specification of characters in the default
 256 ;; fontset to find an appropriate font for each script/charset.  The
 257 ;; specification has the form ((SCRIPT FONT-SPEC ...) ...), where
 258 ;; FONT-SPEC is:
 259 ;;      a cons (FAMILY . REGISTRY),
 260 ;;      or a string FONT-NAME,
 261 ;;      or an object created by `font-spec'.
 262 ;;
 263 ;; FAMILY may be nil, in which case, the the corresponding name of
 264 ;; default face is used.  If REGISTRY contains a character `-', the
 265 ;; string before that is embedded in `CHARSET_REGISTRY' field, and the
 266 ;; string after that is embedded in `CHARSET_ENCODING' field.  If it
 267 ;; does not contain `-', the whole string is embedded in
 268 ;; `CHARSET_REGISTRY' field, and a wild card character `*' is embedded
 269 ;; in `CHARSET_ENCODING' field.
 270 ;;
 271 ;; SCRIPT is a symbol that appears as an element of the char table
 272 ;; `char-script-table'.  SCRIPT may be a charset specifying the range
 273 ;; of characters.
 274
 275 (defun setup-default-fontset ()
 276   "Setup the default fontset."
 277   (new-fontset
 278    "fontset-default"
 279    `(;; for each script
 280      (latin (nil . "ISO8859-1")
 281             (nil . "ISO8859-2")
 282             (nil . "ISO8859-3")
 283             (nil . "ISO8859-4")
 284             (nil . "ISO8859-9")
 285             (nil . "ISO8859-10")
 286             (nil . "ISO8859-13")
 287             (nil . "ISO8859-14")
 288             (nil . "ISO8859-15")
 289             (nil . "ISO8859-16")
 290             (nil . "VISCII1.1-1")
 291             (nil . "ISO10646-1"))
 292
 293      (thai  ,(font-spec :registry "iso10646-1" :otf '(thai nil nil (mark)))
 294             (nil . "TIS620*")
 295             (nil . "ISO8859-11"))
 296
 297      (devanagari ,(font-spec :registry "iso10646-1" :otf '(deva nil (rphf)))
 298                  (nil . "iso10646.indian-1"))
 299      (bengali ,(font-spec :registry "iso10646-1" :otf '(beng nil (rphf))))
 300      (gurmukhi ,(font-spec :registry "iso10646-1" :otf '(guru nil (blwf))))
 301      (gujarati ,(font-spec :registry "iso10646-1" :otf '(gujr nil (rphf))))
 302      (oriya ,(font-spec :registry "iso10646-1" :otf '(orya nil (rphf))))
 303      (tamil ,(font-spec :registry "iso10646-1" :otf '(taml nil (akhn))))
 304      (telugu ,(font-spec :registry "iso10646-1" :otf '(telu nil (blwf))))
 305      (kannada ,(font-spec :registry "iso10646-1" :otf '(knda nil (rphf))))
 306      (sinhala ,(font-spec :registry "iso10646-1" :otf '(sinh nil (akhn))))
 307      (malayalam ,(font-spec :registry "iso10646-1" :otf '(mlym nil (akhn))))
 308
 309      (lao ,(font-spec :registry "iso10646-1" :otf '(lao\  nil nil (mark)))
 310           ,(font-spec :registry "iso10646-1" :script 'lao)
 311           (nil . "MuleLao-1"))
 312
 313      (tai-viet ("TaiViet" . "iso10646-1"))
 314
 315      ;; both for script and charset.
 316      (tibetan ,(font-spec :registry "iso10646-1"
 317                           :otf '(tibt nil (ccmp blws abvs)))
 318               ,(font-spec :family "mtib" :registry "iso10646-1")
 319               (nil . "muletibetan-2"))
 320
 321      ;; both for script and charset.
 322      (ethiopic ,(font-spec :registry "iso10646-1" :script 'ethiopic)
 323                (nil . "ethiopic-unicode"))
 324
 325      (greek ,(font-spec :registry "iso10646-1" :script 'greek)
 326             (nil . "ISO8859-7"))
 327
 328      (cyrillic ,(font-spec :registry "iso10646-1" :script 'cyrillic)
 329                (nil . "ISO8859-5")
 330                (nil . "microsoft-cp1251")
 331                (nil . "koi8-r"))
 332
 333      (arabic ,(font-spec :registry "iso10646-1"
 334                          :otf '(arab nil (init medi fini liga)))
 335              (nil . "MuleArabic-0")
 336              (nil . "MuleArabic-1")
 337              (nil . "MuleArabic-2")
 338              (nil . "ISO8859-6"))
 339
 340      (hebrew ,(font-spec :registry "iso10646-1" :script 'hebrew)
 341              (nil . "ISO8859-8"))
 342
 343      (syriac ,(font-spec :registry "iso10646-1" :script 'syriac))
 344
 345      (thaana ,(font-spec :registry "iso10646-1" :otf '(thaa nil nil)))
 346
 347      (myanmar ,(font-spec :registry "iso10646-1" :script 'myanmar))
 348
 349      (georgian ,(font-spec :registry "iso10646-1" :script 'georgian))
 350
 351      (cherokee ,(font-spec :registry "iso10646-1" :script 'cherokee))
 352
 353      (canadian-aboriginal ,(font-spec :registry "iso10646-1"
 354                                       :script 'canadian-aboriginal))
 355
 356      (ogham ,(font-spec :registry "iso10646-1" :script 'ogham))
 357
 358      (runic ,(font-spec :registry "iso10646-1" :script 'runic))
 359
 360      (khmer ,(font-spec :registry "iso10646-1" :otf '(khmr nil (pres))))
 361
 362      (yi ,(font-spec :registry "iso10646-1" :script 'yi))
 363
 364      (kana ,(font-spec :registry "iso10646-1" :script 'kana)
 365            (nil . "JISX0208*")
 366            (nil . "GB2312.1980-0")
 367            (nil . "KSC5601.1987*")
 368            (nil . "JISX0201*")
 369            (nil . "JISX0213.2000-1")
 370            (nil . "JISX0213.2004-1"))
 371
 372      (bopomofo (nil . "sisheng_cwnn-0"))
 373
 374      (han ,(font-spec :registry "iso10646-1" :language 'ja)
 375           ,(font-spec :registry "iso10646-1" :language 'zh)
 376           (nil . "GB2312.1980-0")
 377           (nil . "JISX0208*")
 378           (nil . "JISX0212*")
 379           (nil . "big5*")
 380           (nil . "KSC5601.1987*")
 381           (nil . "CNS11643.1992-1")
 382           (nil . "CNS11643.1992-2")
 383           (nil . "CNS11643.1992-3")
 384           (nil . "CNS11643.1992-4")
 385           (nil . "CNS11643.1992-5")
 386           (nil . "CNS11643.1992-6")
 387           (nil . "CNS11643.1992-7")
 388           (nil . "gbk-0")
 389           (nil . "gb18030")
 390           (nil . "JISX0213.2000-1")
 391           (nil . "JISX0213.2000-2")
 392           (nil . "JISX0213.2004-1"))
 393
 394      (cjk-misc ,(font-spec :registry "iso10646-1" :language 'ja)
 395                ,(font-spec :registry "iso10646-1" :language 'zh)
 396                (nil . "GB2312.1980-0")
 397                (nil . "JISX0208*")
 398                (nil . "JISX0212*")
 399                (nil . "big5*")
 400                (nil . "KSC5601.1987*")
 401                (nil . "CNS11643.1992-1")
 402                (nil . "CNS11643.1992-2")
 403                (nil . "CNS11643.1992-3")
 404                (nil . "CNS11643.1992-4")
 405                (nil . "CNS11643.1992-5")
 406                (nil . "CNS11643.1992-6")
 407                (nil . "CNS11643.1992-7")
 408                (nil . "gbk-0")
 409                (nil . "gb18030")
 410                (nil . "JISX0213.2000-1")
 411                (nil . "JISX0213.2000-2"))
 412
 413      (hangul ,(font-spec :registry "iso10646-1" :language 'ko)
 414              (nil . "KSC5601.1987-0"))
 415
 416      ;; for each charset
 417      (ascii (nil . "ISO8859-1"))
 418      (arabic-digit ("*" . "MuleArabic-0"))
 419      (arabic-1-column ("*" . "MuleArabic-1"))
 420      (arabic-2-column ("*" . "MuleArabic-2"))
 421      (indian-is13194 (nil . "is13194-devanagari"))
 422      (indian-1-column ("*" . "muleindian-2"))
 423      ;; Indian CDAC
 424      (devanagari-cdac (nil . "Devanagari-CDAC"))
 425      (sanskrit-cdac (nil . "Sanskrit-CDAC"))
 426      (bengali-cdac (nil . "Bengali-CDAC"))
 427      (assamese-cdac (nil . "Assamese-CDAC"))
 428      (punjabi-cdac (nil . "Punjabi-CDAC"))
 429      (gujarati-cdac (nil . "Gujarati-CDAC"))
 430      (oriya-cdac (nil . "Oriya-CDAC"))
 431      (tamil-cdac (nil . "Tamil-CDAC"))
 432      (telugu-cdac (nil . "Telugu-CDAC"))
 433      (kannada-cdac (nil . "Kannada-CDAC"))
 434      (malayalam-cdac (nil . "Malayalam-CDAC"))
 435      ;; Indian AKRUTI
 436      (devanagari-akruti (nil . "Devanagari-Akruti"))
 437      (bengali-akruti (nil . "Bengali-Akruti"))
 438      (punjabi-akruti (nil . "Punjabi-Akruti"))
 439      (gujarati-akruti (nil . "Gujarati-Akruti"))
 440      (oriya-akruti (nil . "Oriya-Akruti"))
 441      (tamil-akruti (nil . "Tamil-Akruti"))
 442      (telugu-akruti (nil . "Telugu-Akruti"))
 443      (kannada-akruti (nil . "Kannada-Akruti"))
 444      (malayalam-akruti (nil . "Malayalam-Akruti"))
 445      ;;(devanagari-glyph ("altsys-dv_ttsurekh" . "devanagari-cdac"))
 446      ;;(malayalam-glyph ("altsys-ml_ttkarthika" . "malayalam-cdac"))
 447      (ipa (nil . "MuleIPA-1")
 448           (nil . "iso10646-1"))
 449
 450      ;; Fallback fonts
 451      (nil (nil . "gb2312.1980")
 452           (nil . "gbk-0")
 453           (nil . "gb18030")
 454           (nil . "jisx0208")
 455           (nil . "ksc5601.1987")
 456           (nil . "CNS11643.1992-1")
 457           (nil . "CNS11643.1992-2")
 458           (nil . "CNS11643.1992-3")
 459           (nil . "CNS11643.1992-4")
 460           (nil . "CNS11643.1992-5")
 461           (nil . "CNS11643.1992-6")
 462           (nil . "CNS11643.1992-7")
 463           (nil . "big5")
 464           (nil . "jisx0213.2000-1")
 465           (nil . "jisx0213.2004-1")
 466           (nil . "jisx0212"))
 467      ))
 468
 469   ;; Append Unicode fonts.
 470   ;; This may find fonts with more variants (bold, italic) but which
 471   ;; don't cover many characters.
 472   (set-fontset-font "fontset-default" nil
 473                     '(nil . "iso10646-1") nil 'append)
 474   ;; These may find fonts that cover many characters but with fewer
 475   ;; variants.
 476   (set-fontset-font "fontset-default" nil
 477                     '("gnu-unifont" . "iso10646-1") nil 'append)
 478   (set-fontset-font "fontset-default" nil
 479                     '("mutt-clearlyu" . "iso10646-1") nil 'append)
 480
 481   (set-fontset-font "fontset-default" '(#xE000 . #xF8FF) nil))
 482
 483 ;; These are the registered registries/encodings from
 484 ;; ftp://ftp.x.org/pub/DOCS/registry 2001/06/01
 485
 486 ;; Name                                            Reference
 487 ;; ----                                            ---------
 488 ;; "DEC"                                           [27]
 489 ;;         registry prefix
 490 ;; "DEC.CNS11643.1986-2"                           [53]
 491 ;;         CNS11643 2-plane using the encoding
 492 ;;         suggested in that standard
 493 ;; "DEC.DTSCS.1990-2"                              [54]
 494 ;;         DEC Taiwan Supplemental Character Set
 495 ;; "fujitsu.u90x01.1991-0"                         [87]
 496 ;; "fujitsu.u90x03.1991-0"                         [87]
 497 ;; "GB2312.1980-0"                                 [39],[12]
 498 ;;         China (PRC) Hanzi, GL encoding
 499 ;; "GB2312.1980-1"                                 [39]
 500 ;;         (deprecated)
 501 ;;         China (PRC) Hanzi, GR encoding
 502 ;; "HP-Arabic8"                                    [36]
 503 ;;         HPARABIC8 8-bit character set
 504 ;; "HP-East8"                                      [36]
 505 ;;         HPEAST8 8-bit character set
 506 ;; "HP-Greek8"                                     [36]
 507 ;;         HPGREEK8 8-bit character set
 508 ;; "HP-Hebrew8"                                    [36]
 509 ;;         HPHEBREW8 8-bit character set
 510 ;; "HP-Japanese15"                                 [36]
 511 ;;         HPJAPAN15 15-bit characer set,
 512 ;;         modified from industry defacto
 513 ;;         standard Shift-JIS
 514 ;; "HP-Kana8"                                      [36]
 515 ;;         HPKANA8 8-bit character set
 516 ;; "HP-Korean15"                                   [36]
 517 ;;         HPKOREAN15 15-bit character set
 518 ;; "HP-Roman8"                                     [36]
 519 ;;         HPROMAN8 8-bit character set
 520 ;; "HP-SChinese15"                                 [36]
 521 ;;         HPSCHINA15 15-bit character set for
 522 ;;         support of Simplified Chinese
 523 ;; "HP-TChinese15"                                 [36]
 524 ;;         HPTCHINA15 15-bit character set for
 525 ;;         support of Traditional Chinese
 526 ;; "HP-Turkish8"                                   [36]
 527 ;;         HPTURKISH8 8-bit character set
 528 ;; "IPSYS"                                         [59]
 529 ;;         registry prefix
 530 ;; "IPSYS.IE-1"                                    [59]
 531 ;; "ISO2022"<REG>"-"<ENC>                          [44]
 532 ;; "ISO646.1991-IRV"                               [107]
 533 ;;         ISO 646 International Reference Version
 534 ;; "ISO8859-1"                                     [15],[12]
 535 ;;         ISO Latin alphabet No. 1
 536 ;; "ISO8859-2"                                     [15],[12]
 537 ;;         ISO Latin alphabet No. 2
 538 ;; "ISO8859-3"                                     [15],[12]
 539 ;;         ISO Latin alphabet No. 3
 540 ;; "ISO8859-4"                                     [15],[12]
 541 ;;         ISO Latin alphabet No. 4
 542 ;; "ISO8859-5"                                     [15],[12]
 543 ;;         ISO Latin/Cyrillic alphabet
 544 ;; "ISO8859-6"                                     [15],[12]
 545 ;;         ISO Latin/Arabic alphabet
 546 ;; "ISO8859-7"                                     [15],[12]
 547 ;;         ISO Latin/Greek alphabet
 548 ;; "ISO8859-8"                                     [15],[12]
 549 ;;         ISO Latin/Hebrew alphabet
 550 ;; "ISO8859-9"                                     [15],[12]
 551 ;;         ISO Latin alphabet No. 5
 552 ;; "ISO8859-10"                                    [15],[12]
 553 ;;         ISO Latin alphabet No. 6
 554 ;; "ISO8859-13"                                    [15],[12]
 555 ;;         ISO Latin alphabet No. 7
 556 ;; "ISO8859-14"                                    [15],[12]
 557 ;;         ISO Latin alphabet No. 8
 558 ;; "ISO8859-15"                                    [15],[12]
 559 ;;         ISO Latin alphabet No. 9
 560 ;; "FCD8859-15"                                    [7]
 561 ;;         (deprecated)
 562 ;;         ISO Latin alphabet No. 9, Final Committee Draft
 563 ;; "ISO10646-1"                                    [133]
 564 ;;         Unicode Universal Multiple-Octet Coded Character Set
 565 ;; "ISO10646-MES"                                  [133]
 566 ;;         (deprecated)
 567 ;;         Unicode Minimum European Subset
 568 ;; "JISX0201.1976-0"                               [38],[12]
 569 ;;         8-Bit Alphanumeric-Katakana Code
 570 ;; "JISX0208.1983-0"                               [40],[12]
 571 ;;         Japanese Graphic Character Set,
 572 ;;         GL encoding
 573 ;; "JISX0208.1990-0"                               [71]
 574 ;;         Japanese Graphic Character Set,
 575 ;;         GL encoding
 576 ;; "JISX0208.1983-1"                               [40]
 577 ;;         (deprecated)
 578 ;;         Japanese Graphic Character Set,
 579 ;;         GR encoding
 580 ;; "JISX0212.1990-0"                               [72]
 581 ;;         Supplementary Japanese Graphic Character Set,
 582 ;;         GL encoding
 583 ;; "KOI8-R"                                        [119]
 584 ;;         Cyrillic alphabet
 585 ;; "KSC5601.1987-0"                                [41],[12]
 586 ;;         Korean Graphic Character Set,
 587 ;;         GL encoding
 588 ;; "KSC5601.1987-1"                                [41]
 589 ;;         (deprecated)
 590 ;;         Korean Graphic Character Set,
 591 ;;         GR encoding
 592 ;; "omron_CNS11643-0"                              [45]
 593 ;; "omron_CNS11643-1"                              [45]
 594 ;; "omron_BIG5-0"                                  [45]
 595 ;; "omron_BIG5-1"                                  [45]
 596 ;; "wn.tamil.1993"                                 [103]
 597
 598 (defun set-font-encoding (pattern charset)
 599   "Set arguments in `font-encoding-alist' (which see)."
 600   (let ((slot (assoc pattern font-encoding-alist)))
 601     (if slot
 602         (setcdr slot charset)
 603       (setq font-encoding-alist
 604             (cons (cons pattern charset) font-encoding-alist)))))
 605
 606 ;; Setting for suppressing XLoadQueryFont on big fonts.
 607 (setq x-pixel-size-width-font-regexp
 608       "gb2312\\|gbk\\|gb18030\\|jisx0208\\|ksc5601\\|cns11643\\|big5")
 609
 610 ;; These fonts require vertical centering.
 611 (setq vertical-centering-font-regexp
 612       "gb2312\\|gbk\\|gb18030\\|jisx0208\\|jisx0212\\|ksc5601\\|cns11643\\|big5")
 613
 614 ;; CDAC fonts are actually smaller than their design sizes.
 615 (setq face-font-rescale-alist
 616       '(("-cdac$" . 1.3)))
 617
 618 (defvar x-font-name-charset-alist nil
 619   "This variable has no meaning now.  Just kept for backward compatibility.")
 620
 621 ;;; XLFD (X Logical Font Description) format handler.
 622
 623 ;; Define XLFD's field index numbers.           ; field name
 624 (defconst xlfd-regexp-family-subnum 0)          ; FOUNDRY and FAMILY
 625 (defconst xlfd-regexp-weight-subnum 1)          ; WEIGHT_NAME
 626 (defconst xlfd-regexp-slant-subnum 2)           ; SLANT
 627 (defconst xlfd-regexp-swidth-subnum 3)          ; SETWIDTH_NAME
 628 (defconst xlfd-regexp-adstyle-subnum 4)         ; ADD_STYLE_NAME
 629 (defconst xlfd-regexp-pixelsize-subnum 5)       ; PIXEL_SIZE
 630 (defconst xlfd-regexp-pointsize-subnum 6)       ; POINT_SIZE
 631 (defconst xlfd-regexp-resx-subnum 7)            ; RESOLUTION_X
 632 (defconst xlfd-regexp-resy-subnum 8)            ; RESOLUTION_Y
 633 (defconst xlfd-regexp-spacing-subnum 8)         ; SPACING
 634 (defconst xlfd-regexp-avgwidth-subnum 10)       ; AVERAGE_WIDTH
 635 (defconst xlfd-regexp-registry-subnum 11)       ; REGISTRY and ENCODING
 636
 637 ;; Regular expression matching against a fontname which conforms to
 638 ;; XLFD (X Logical Font Description).  All fields in XLFD should be
 639 ;; not be omitted (but can be a wild card) to be matched.
 640 (defconst xlfd-tight-regexp
 641   "^\
 642 -\\([^-]*-[^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)\
 643 -\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)\
 644 -\\([^-]*\\)-\\([^-]*\\)-\\([^-]*-[^-]*\\)$")
 645
 646 ;; Regular expression matching against a fontname which conforms to
 647 ;; XLFD (X Logical Font Description).  All fields in XLFD from FOUNDRY
 648 ;; to ADSTYLE, REGISTRY, and ENCODING should be not be omitted (but
 649 ;; can be a wild card) to be matched.
 650 (defconst xlfd-style-regexp
 651   "^\
 652 -\\([^-]*-[^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-\\([^-]*\\)-.*\
 653 -\\([^-]*-[^-]*\\)$")
 654
 655 ;; List of field numbers of XLFD whose values are numeric.
 656 (defconst xlfd-regexp-numeric-subnums
 657   (list xlfd-regexp-pixelsize-subnum    ;5
 658         xlfd-regexp-pointsize-subnum    ;6
 659         xlfd-regexp-resx-subnum         ;7
 660         xlfd-regexp-resy-subnum         ;8
 661         xlfd-regexp-avgwidth-subnum     ;10
 662         ))
 663
 664 (defun x-decompose-font-name (pattern)
 665   "Decompose PATTERN into XLFD fields and return a vector of the fields.
 666 The length of the vector is 12.
 667 The FOUNDRY and FAMILY fields are concatinated and stored in the first
 668 element of the vector.
 669 The REGISTRY and ENCODING fields are concatinated and stored in the last
 670 element of the vector.
 671
 672 Return nil if PATTERN doesn't conform to XLFD."
 673   (if (string-match xlfd-tight-regexp pattern)
 674       (let ((xlfd-fields (make-vector 12 nil)))
 675         (dotimes (i 12)
 676           (aset xlfd-fields i (match-string (1+ i) pattern)))
 677         (dotimes (i 12)
 678           (if (string-match "^[*-]+$" (aref xlfd-fields i))
 679               (aset xlfd-fields i nil)))
 680         xlfd-fields)))
 681
 682 (defun x-compose-font-name (fields &optional reduce)
 683   "Compose X fontname from FIELDS.
 684 FIELDS is a vector of XLFD fields, of length 12.
 685 If a field is nil, wild-card letter `*' is embedded.
 686 Optional argument REDUCE exists just for backward compatibility,
 687 and is always ignored."
 688   (concat "-" (mapconcat (lambda (x) (or x "*")) fields "-")))
 689
 690
 691 (defun x-must-resolve-font-name (xlfd-fields)
 692   "Like `x-resolve-font-name', but always return a font name.
 693 XLFD-FIELDS is a vector of XLFD (X Logical Font Description) fields.
 694 If no font matching XLFD-FIELDS is available, successively replace
 695 parts of the font name pattern with \"*\" until some font is found.
 696 Value is name of that font."
 697   (let ((ascii-font nil) (index 0))
 698     (while (and (null ascii-font) (<= index xlfd-regexp-registry-subnum))
 699       (let ((pattern (x-compose-font-name xlfd-fields)))
 700         (condition-case nil
 701             (setq ascii-font (x-resolve-font-name pattern))
 702           (error
 703            (message "Warning: no fonts matching `%s' available" pattern)
 704            (aset xlfd-fields index "*")
 705            (setq index (1+ index))))))
 706     (unless ascii-font
 707       (error "No fonts found"))
 708     ascii-font))
 709
 710
 711 (defun x-complement-fontset-spec (default-spec fontlist)
 712   "Complement elements of FONTLIST based on DEFAULT-SPEC.
 713 DEFAULT-SPEC is a font-spec object providing default font properties.
 714 FONTLIST is an alist of script names vs the corresponding font names.
 715
 716 The font names are parsed and unspecified font properties are
 717 given from DEFAULT-SPEC."
 718   (let ((prop-list '(:foundry :family :weight :slant :width :adstyle :size)))
 719     (dolist (elt fontlist)
 720       (let ((spec (font-spec :name (cadr elt))))
 721         (dolist (prop prop-list)
 722           (let ((val (font-get spec prop)))
 723             (or val
 724                 (font-put spec prop (font-get default-spec prop)))))
 725         (setcar (cdr elt) spec)))
 726     fontlist))
 727
 728 (defun fontset-name-p (fontset)
 729   "Return non-nil if FONTSET is valid as fontset name.
 730 A valid fontset name should conform to XLFD (X Logical Font Description)
 731 with \"fontset\" in `<CHARSET_REGISTRY>' field."
 732   (and (string-match xlfd-tight-regexp fontset)
 733        (string= (match-string (1+ xlfd-regexp-registry-subnum) fontset)
 734                 "fontset")))
 735
 736 (defun generate-fontset-menu ()
 737   "Return list to be appended to `x-fixed-font-alist'.
 738 Done when `mouse-set-font' is called."
 739   (let (l)
 740     (dolist (fontset (fontset-list))
 741       (or (string-match "fontset-default$" fontset)
 742           (push (list (fontset-plain-name fontset) fontset) l)))
 743     (cons "Fontset"
 744           (sort l #'(lambda (x y) (string< (car x) (car y)))))))
 745
 746 (defun fontset-plain-name (fontset)
 747   "Return a plain and descriptive name of FONTSET."
 748   (if (not (setq fontset (query-fontset fontset)))
 749       (error "Invalid fontset: %s" fontset))
 750   (let ((xlfd-fields (x-decompose-font-name fontset)))
 751     (if xlfd-fields
 752         (let ((family (aref xlfd-fields xlfd-regexp-family-subnum))
 753               (weight (aref xlfd-fields xlfd-regexp-weight-subnum))
 754               (slant  (aref xlfd-fields xlfd-regexp-slant-subnum))
 755               (swidth (aref xlfd-fields xlfd-regexp-swidth-subnum))
 756               (size   (aref xlfd-fields xlfd-regexp-pixelsize-subnum))
 757               (nickname (aref xlfd-fields xlfd-regexp-registry-subnum))
 758               name)
 759           (if (not (string-match "^fontset-\\(.*\\)$" nickname))
 760               (setq nickname family)
 761             (setq nickname (match-string 1 nickname)))
 762           (if (and size (> (string-to-number size) 0))
 763               (setq name (format "%s: %s-dot" nickname size))
 764             (setq name nickname))
 765           (and weight
 766                (cond ((string-match "^medium$" weight)
 767                       (setq name (concat name " " "medium")))
 768                      ((string-match "^bold$\\|^demibold$" weight)
 769                       (setq name (concat name " " weight)))))
 770           (and slant
 771                (cond ((string-match "^i$" slant)
 772                       (setq name (concat name " " "italic")))
 773                      ((string-match "^o$" slant)
 774                       (setq name (concat name " " "slant")))
 775                      ((string-match "^ri$" slant)
 776                       (setq name (concat name " " "reverse italic")))
 777                      ((string-match "^ro$" slant)
 778                       (setq name (concat name " " "reverse slant")))))
 779           name)
 780       fontset)))
 781
 782 (defvar charset-script-alist
 783   '((ascii . latin)
 784     (latin-iso8859-1 . latin)
 785     (latin-iso8859-2 . latin)
 786     (latin-iso8859-3 . latin)
 787     (latin-iso8859-4 . latin)
 788     (latin-iso8859-9 . latin)
 789     (latin-iso8859-10 . latin)
 790     (latin-iso8859-13 . latin)
 791     (latin-iso8859-14 . latin)
 792     (latin-iso8859-15 . latin)
 793     (latin-iso8859-16 . latin)
 794     (latin-jisx0201 . latin)
 795     (thai-tis620 . thai)
 796     (cyrillic-iso8859-5 . cyrillic)
 797     (arabic-iso8859-6 . arabic)
 798     (greek-iso8859-7 . latin)
 799     (hebrew-iso8859-8 . latin)
 800     (katakana-jisx0201 . kana)
 801     (chinese-gb2312 . han)
 802     (chinese-gbk . han)
 803     (gb18030-2-byte . han)
 804     (gb18030-4-byte-bmp . han)
 805     (gb18030-4-byte-ext-1 . han)
 806     (gb18030-4-byte-ext-2 . han)
 807     (gb18030-4-byte-smp . han)
 808     (chinese-big5-1 . han)
 809     (chinese-big5-2 . han)
 810     (chinese-cns11643-1 . han)
 811     (chinese-cns11643-2 . han)
 812     (chinese-cns11643-3 . han)
 813     (chinese-cns11643-4 . han)
 814     (chinese-cns11643-5 . han)
 815     (chinese-cns11643-6 . han)
 816     (chinese-cns11643-7 . han)
 817     (japanese-jisx0208 . han)
 818     (japanese-jisx0208-1978 . han)
 819     (japanese-jisx0212 . han)
 820     (japanese-jisx0213-1 . han)
 821     (japanese-jisx0213-2 . han)
 822     (korean-ksc5601 . hangul)
 823     (chinese-sisheng . bopomofo)
 824     (vietnamese-viscii-lower . latin)
 825     (vietnamese-viscii-upper . latin)
 826     (arabic-digit . arabic)
 827     (arabic-1-column . arabic)
 828     (arabic-2-column . arabic)
 829     (indian-is13194 . devanagari)
 830     (indian-glyph . devanagari)
 831     (indian-1-column . devanagari)
 832     (indian-2-column . devanagari)
 833     (tibetan-1-column . tibetan))
 834   "Alist of charsets vs the corresponding most appropriate scripts.
 835
 836 This alist is used by the function `create-fontset-from-fontset-spec'
 837 to map charsets to scripts.")
 838
 839 (defun create-fontset-from-fontset-spec (fontset-spec
 840                                          &optional style-variant noerror)
 841   "Create a fontset from fontset specification string FONTSET-SPEC.
 842 FONTSET-SPEC is a string of the format:
 843         FONTSET-NAME,SCRIPT0:FONT0,SCRIPT1:FONT1, ...
 844 Any number of SPACE, TAB, and NEWLINE can be put before and after commas.
 845
 846 When a frame uses the fontset as the `font' parameter, the frame's
 847 default font name is derived from FONTSET-NAME by substituting
 848 \"iso8859-1\" for the tail part \"fontset-XXX\".  But, if SCRIPT-NAMEn
 849 is \"ascii\", use the corresponding FONT-NAMEn as the default font
 850 name.
 851
 852 Optional 2nd and 3rd arguments exist just for backward compatibility,
 853 and are ignored.
 854
 855 It returns a name of the created fontset.
 856
 857 For backward compatibility, SCRIPT-NAME may be a charset name, in
 858 which case, the corresponding script is decided by the variable
 859 `charset-script-alist' (which see)."
 860   (or (string-match "^[^,]+" fontset-spec)
 861       (error "Invalid fontset spec: %s" fontset-spec))
 862   (let ((idx (match-end 0))
 863         (name (match-string 0 fontset-spec))
 864         default-spec target script fontlist)
 865     (or (string-match xlfd-tight-regexp name)
 866         (error "Fontset name \"%s\" not conforming to XLFD" name))
 867     (setq default-spec (font-spec :name name))
 868     ;; At first, extract pairs of charset and fontname from FONTSET-SPEC.
 869     (while (string-match "[, \t\n]*\\([^:]+\\):[ \t]*\\([^,]+\\)"
 870                          fontset-spec idx)
 871       (setq idx (match-end 0))
 872       (setq target (intern (match-string 1 fontset-spec)))
 873       (cond ((or (eq target 'ascii)
 874                  (memq target (char-table-extra-slot char-script-table 0)))
 875              (push (list target (match-string 2 fontset-spec)) fontlist))
 876             ((setq script (cdr (assq target charset-script-alist)))
 877              (push (list script (match-string 2 fontset-spec)) fontlist))
 878             ((charsetp target)
 879              (push (list target (match-string 2 fontset-spec)) fontlist))))
 880
 881     ;; Complement FONTLIST.
 882     (setq fontlist (x-complement-fontset-spec default-spec fontlist))
 883
 884     ;; Create a fontset.
 885     (new-fontset name (nreverse fontlist))))
 886
 887 (defun create-fontset-from-ascii-font (font &optional resolved-font
 888                                             fontset-name)
 889   "Create a fontset from an ASCII font FONT.
 890
 891 Optional 2nd arg RESOLVED-FONT is a resolved name of FONT.
 892 If omitted, `x-resolve-font-name' is called to get the resolved name.
 893 At this time, if FONT is not available, an error is signaled.
 894
 895 Optional 3rd arg FONTSET-NAME is a string to be used in
 896 `<CHARSET_ENCODING>' fields of a new fontset name.  If it is omitted,
 897 an appropriate name is generated automatically.
 898
 899 It returns a name of the created fontset."
 900   (setq font (downcase font))
 901   (setq resolved-font
 902         (downcase (or resolved-font (x-resolve-font-name font))))
 903   (let ((xlfd (x-decompose-font-name resolved-font))
 904         fontset)
 905     (if fontset-name
 906         (setq fontset-name (downcase fontset-name))
 907       (if (query-fontset "fontset-startup")
 908           (setq fontset-name
 909                 (subst-char-in-string
 910                  ?- ?_ (aref xlfd xlfd-regexp-registry-subnum) t))
 911         (setq fontset-name "startup")))
 912     (aset xlfd xlfd-regexp-registry-subnum
 913           (format "fontset-%s" fontset-name))
 914     (setq fontset (x-compose-font-name xlfd))
 915     (or (query-fontset fontset)
 916         (create-fontset-from-fontset-spec (concat fontset ", ascii:" font)))))
 917
 918 \f
 919 ;; Create standard fontset from 16 dots fonts which are the most widely
 920 ;; installed fonts.  Fonts for Chinese-GB, Korean, and Chinese-CNS are
 921 ;; specified here because FAMILY of those fonts are not "fixed" in
 922 ;; many cases.
 923 (defvar standard-fontset-spec
 924   (purecopy "-*-fixed-medium-r-normal-*-16-*-*-*-*-*-fontset-standard")
 925   "String of fontset spec of the standard fontset.
 926 You have the biggest chance to display international characters
 927 with correct glyphs by using the standard fontset.
 928 See the documentation of `create-fontset-from-fontset-spec' for the format.")
 929
 930
 931 ;; Create fontsets from X resources of the name `fontset-N (class
 932 ;; Fontset-N)' where N is integer 0, 1, ...
 933 ;; The values of the resources the string of the same format as
 934 ;; `standard-fontset-spec'.
 935
 936 (defun create-fontset-from-x-resource ()
 937   (let ((idx 0)
 938         fontset-spec)
 939     (while (setq fontset-spec (x-get-resource (format "fontset-%d" idx)
 940                                               (format "Fontset-%d" idx)))
 941       (create-fontset-from-fontset-spec fontset-spec t 'noerror)
 942       (setq idx (1+ idx)))))
 943
 944 ;;
 945 (provide 'fontset)
 946
 947 ;;; arch-tag: bb53e629-0234-403c-950e-551e61554849
 948 ;;; fontset.el ends here