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1 ;;; ps-mule.el --- provide multi-byte character facility to ps-print
3 ;; Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
6 ;; Author: Vinicius Jose Latorre <viniciusjl@ig.com.br>
7 ;; Kenichi Handa <handa@m17n.org> (multi-byte characters)
8 ;; Maintainer: Kenichi Handa <handa@m17n.org> (multi-byte characters)
9 ;; Vinicius Jose Latorre <viniciusjl@ig.com.br>
10 ;; Keywords: wp, print, PostScript, multibyte, mule
11 ;; Package: ps-print
13 ;; This file is part of GNU Emacs.
15 ;; GNU Emacs is free software: you can redistribute it and/or modify
16 ;; it under the terms of the GNU General Public License as published by
17 ;; the Free Software Foundation, either version 3 of the License, or
18 ;; (at your option) any later version.
20 ;; GNU Emacs is distributed in the hope that it will be useful,
21 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
22 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 ;; GNU General Public License for more details.
25 ;; You should have received a copy of the GNU General Public License
26 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
28 ;;; Commentary:
30 ;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
32 ;; About ps-mule
33 ;; -------------
35 ;; This package is used for ps-print to print multi-byte buffer.
37 ;; See also ps-print.el.
40 ;; Printing Multi-byte Buffer
41 ;; --------------------------
43 ;; The variable `ps-multibyte-buffer' specifies the ps-print multi-byte buffer
44 ;; handling.
46 ;; Valid values for `ps-multibyte-buffer' are:
48 ;; nil This is the value to use the default settings;
49 ;; by default, this only works to print buffers with
50 ;; only ASCII and Latin characters. But this default
51 ;; setting can be changed by setting the variable
52 ;; `ps-mule-font-info-database-default' differently.
53 ;; The initial value of this variable is
54 ;; `ps-mule-font-info-database-latin' (see
55 ;; documentation).
57 ;; `non-latin-printer' This is the value to use when you have a japanese
58 ;; or korean PostScript printer and want to print
59 ;; buffer with ASCII, Latin-1, Japanese (JISX0208 and
60 ;; JISX0201-Kana) and Korean characters. At present,
61 ;; it was not tested with the Korean characters
62 ;; printing. If you have a korean PostScript printer,
63 ;; please, test it.
65 ;; `bdf-font' This is the value to use when you want to print
66 ;; buffer with BDF fonts. BDF fonts include both latin
67 ;; and non-latin fonts. BDF (Bitmap Distribution
68 ;; Format) is a format used for distributing X's font
69 ;; source file. BDF fonts are included in
70 ;; `intlfonts-1.2' which is a collection of X11 fonts
71 ;; for all characters supported by Emacs. In order to
72 ;; use this value, be sure to have installed
73 ;; `intlfonts-1.2' and set the variable
74 ;; `bdf-directory-list' appropriately (see ps-bdf.el
75 ;; for documentation of this variable).
77 ;; `bdf-font-except-latin' This is like `bdf-font' except that it uses
78 ;; PostScript default fonts to print ASCII and Latin-1
79 ;; characters. This is convenient when you want or
80 ;; need to use both latin and non-latin characters on
81 ;; the same buffer. See `ps-font-family',
82 ;; `ps-header-font-family' and `ps-font-info-database'.
84 ;; Any other value is treated as nil.
86 ;; The default is nil.
88 ;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
90 ;;; Code:
92 (eval-and-compile
93 (require 'ps-print))
96 ;;;###autoload
97 (defcustom ps-multibyte-buffer nil
98 "Specifies the multi-byte buffer handling.
100 Valid values are:
102 nil This is the value to use the default settings;
103 by default, this only works to print buffers with
104 only ASCII and Latin characters. But this default
105 setting can be changed by setting the variable
106 `ps-mule-font-info-database-default' differently.
107 The initial value of this variable is
108 `ps-mule-font-info-database-latin' (see
109 documentation).
111 `non-latin-printer' This is the value to use when you have a Japanese
112 or Korean PostScript printer and want to print
113 buffer with ASCII, Latin-1, Japanese (JISX0208 and
114 JISX0201-Kana) and Korean characters. At present,
115 it was not tested with the Korean characters
116 printing. If you have a korean PostScript printer,
117 please, test it.
119 `bdf-font' This is the value to use when you want to print
120 buffer with BDF fonts. BDF fonts include both latin
121 and non-latin fonts. BDF (Bitmap Distribution
122 Format) is a format used for distributing X's font
123 source file. BDF fonts are included in
124 `intlfonts-1.2' which is a collection of X11 fonts
125 for all characters supported by Emacs. In order to
126 use this value, be sure to have installed
127 `intlfonts-1.2' and set the variable
128 `bdf-directory-list' appropriately (see ps-bdf.el for
129 documentation of this variable).
131 `bdf-font-except-latin' This is like `bdf-font' except that it uses
132 PostScript default fonts to print ASCII and Latin-1
133 characters. This is convenient when you want or
134 need to use both latin and non-latin characters on
135 the same buffer. See `ps-font-family',
136 `ps-header-font-family' and `ps-font-info-database'.
138 Any other value is treated as nil."
139 :type '(choice (const non-latin-printer) (const bdf-font)
140 (const bdf-font-except-latin) (const :tag "nil" nil))
141 :group 'ps-print-font)
143 (defvar ps-mule-font-info-database
145 "Alist of charsets with the corresponding font information.
146 Each element has the form:
148 (CHARSET (FONT-TYPE FONT-SRC FONT-NAME ENCODING BYTES) ...)
150 Where
152 CHARSET is a charset (symbol) for this font family,
154 FONT-TYPE is a font type: normal, bold, italic, or bold-italic.
156 FONT-SRC is a font source: builtin, bdf, vflib, or nil.
158 If FONT-SRC is builtin, FONT-NAME is a built-in PostScript font name.
160 If FONT-SRC is bdf, FONT-NAME is a BDF font file name, or a list of
161 alternative font names. To use this font, the external library `ps-bdf'
162 is required.
164 If FONT-SRC is vflib, FONT-NAME is the name of a font that VFlib knows.
165 To use this font, the external library `vflib' is required.
167 If FONT-SRC is nil, a proper ASCII font in the variable
168 `ps-font-info-database' is used. This is useful for Latin-1 characters.
170 ENCODING is a coding system to encode a string of characters of CHARSET into a
171 proper string matching an encoding of the specified font. ENCODING may be a
172 function that does this encoding. In this case, the function is called with
173 one argument, the string to encode, and it should return an encoded string.
175 BYTES specifies how many bytes each character has in the encoded byte
176 sequence; it should be 1 or 2.
178 All multi-byte characters are printed by fonts specified in this database
179 regardless of a font family of ASCII characters. The exception is Latin-1
180 characters which are printed by the same font as ASCII characters, thus obey
181 font family.
183 See also the variable `ps-font-info-database'.")
185 (defconst ps-mule-font-info-database-latin
186 '((iso-8859-1
187 (normal nil nil)))
188 "Sample setting of `ps-mule-font-info-database' to use latin fonts.")
190 (defcustom ps-mule-font-info-database-default
191 ps-mule-font-info-database-latin
192 "The default setting to use when `ps-multibyte-buffer' is nil."
193 :type '(symbol :tag "Multi-Byte Buffer Database Font Default")
194 :group 'ps-print-font)
196 (defconst ps-mule-font-info-database-ps
197 '((katakana-jisx0201
198 (normal builtin "Ryumin-Light.Katakana")
199 (bold builtin "GothicBBB-Medium.Katakana")
200 (bold-italic builtin "GothicBBB-Medium.Katakana"))
201 (latin-jisx0201
202 (normal builtin "Ryumin-Light.Hankaku")
203 (bold builtin "GothicBBB-Medium.Hankaku"))
204 (japanese-jisx0208
205 (normal builtin "Ryumin-Light-H")
206 (bold builtin "GothicBBB-Medium-H"))
207 (korean-ksc5601
208 (normal builtin "Munhwa-Regular-KSC-EUC-H")
209 (bold builtin "Munhwa-Bold-KSC-EUC-H"))
211 "Sample setting of the `ps-mule-font-info-database' to use builtin PS font.
213 Currently, data for Japanese and Korean PostScript printers are listed.")
215 (defconst ps-mule-font-info-database-bdf
216 '((iso-8859-1
217 (normal bdf ("lt1-24-etl.bdf" "etl24-latin1.bdf"))
218 (bold bdf ("lt1-16b-etl.bdf" "etl16b-latin1.bdf"))
219 (italic bdf ("lt1-16i-etl.bdf" "etl16i-latin1.bdf"))
220 (bold-italic bdf ("lt1-16bi-etl.bdf" "etl16bi-latin1.bdf")))
221 (iso-8859-2
222 (normal bdf ("lt2-24-etl.bdf" "etl24-latin2.bdf")))
223 (iso-8859-3
224 (normal bdf ("lt3-24-etl.bdf" "etl24-latin3.bdf")))
225 (iso-8859-4
226 (normal bdf ("lt4-24-etl.bdf" "etl24-latin4.bdf")))
227 (thai-tis620
228 (normal bdf ("thai24.bdf" "thai-24.bdf") iso-8859-11))
229 (greek-iso8859-7
230 (normal bdf ("grk24-etl.bdf" "etl24-greek.bdf") iso-8859-7))
231 (hebrew-iso8859-8
232 (normal bdf ("heb24-etl.bdf" "etl24-hebrew.bdf") iso-8859-8))
233 (jisx0201
234 (normal bdf "12x24rk.bdf" jisx0201))
235 (cyrillic-iso8859-5
236 (normal bdf ("cyr24-etl.bdf" "etl24-cyrillic.bdf") iso-8859-5))
237 (iso-8859-9
238 (normal bdf ("lt5-24-etl.bdf" "etl24-latin5.bdf") iso-8859-9))
239 (chinese-gb2312
240 (normal bdf "gb24st.bdf"))
241 (japanese-jisx0208
242 (normal bdf "jiskan24.bdf"))
243 (korean-ksc5601
244 (normal bdf "hanglm24.bdf"))
245 (japanese-jisx0212
246 (normal bdf ("jksp40.bdf" "jisksp40.bdf")))
247 (chinese-cns11643-1
248 (normal bdf ("cns1-40.bdf" "cns-1-40.bdf")))
249 (chinese-cns11643-2
250 (normal bdf ("cns2-40.bdf" "cns-2-40.bdf")))
251 (big5
252 (normal bdf "taipei24.bdf"))
253 (chinese-sisheng
254 (normal bdf ("sish24-etl.bdf" "etl24-sisheng.bdf")))
255 (ipa
256 (normal bdf ("ipa24-etl.bdf" "etl24-ipa.bdf") ipa))
257 (viscii
258 (normal bdf ("visc24-etl.bdf" "etl24-viscii.bdf")))
259 (arabic-digit
260 (normal bdf ("arab24-0-etl.bdf" "etl24-arabic0.bdf")))
261 (arabic-1-column
262 (normal bdf ("arab24-1-etl.bdf" "etl24-arabic1.bdf")))
263 (lao
264 (normal bdf ("lao24-mule.bdf" "mule-lao-24.bdf") ps-mule-encode-lao 1))
265 (arabic-2-column
266 (normal bdf ("arab24-2-etl.bdf" "etl24-arabic2.bdf")))
267 (devanagari-cdac
268 (normal bdf "dvsr0ntt-32.bdf"))
269 (malayalam-cdac
270 (normal bdf "mlkr0ntt-32.bdf"))
271 (tamil-cdac
272 (normal bdf "tmvl0ntt-32.bdf"))
273 (indian-is13194
274 (normal bdf ("isci24-mule.bdf" "mule-iscii-24.bdf")))
275 (indian-1-column
276 (normal bdf ("ind1c24-mule.bdf" "mule-indian-1col-24.bdf")))
277 (ethiopic
278 (normal bdf ("ethio16f-uni.bdf" "ethiomx24f-uni.bdf") unicode-bmp))
279 (chinese-cns11643-3
280 (normal bdf ("cns3-40.bdf" "cns-3-40.bdf")))
281 (chinese-cns11643-4
282 (normal bdf ("cns4-40.bdf" "cns-4-40.bdf")))
283 (chinese-cns11643-5
284 (normal bdf ("cns5-40.bdf" "cns-5-40.bdf")))
285 (chinese-cns11643-6
286 (normal bdf ("cns6-40.bdf" "cns-6-40.bdf")))
287 (chinese-cns11643-7
288 (normal bdf ("cns7-40.bdf" "cns-7-40.bdf")))
289 (indian-2-column
290 (normal bdf ("ind24-mule.bdf" "mule-indian-24.bdf")))
291 (tibetan
292 (normal bdf ("tib24p-mule.bdf" "tib24-mule.bdf" "mule-tibmdx-24.bdf")))
293 (unicode-bmp
294 (normal bdf "etl24-unicode.bdf"))
296 "Sample setting of the `ps-mule-font-info-database' to use BDF fonts.
297 BDF (Bitmap Distribution Format) is a format used for distributing X's font
298 source file.
300 Current default value list for BDF fonts is included in `intlfonts-1.2'
301 which is a collection of X11 fonts for all characters supported by Emacs.
303 Using this list as default value to `ps-mule-font-info-database', all
304 characters including ASCII and Latin-1 are printed by BDF fonts.
306 See also `ps-mule-font-info-database-ps-bdf'.")
308 (defconst ps-mule-font-info-database-ps-bdf
309 (cons (car ps-mule-font-info-database-latin)
310 (cdr (cdr ps-mule-font-info-database-bdf)))
311 "Sample setting of the `ps-mule-font-info-database' to use BDF fonts.
313 Current default value list for BDF fonts is included in `intlfonts-1.2'
314 which is a collection of X11 fonts for all characters supported by Emacs.
316 Using this list as default value to `ps-mule-font-info-database', all
317 characters except ASCII and Latin-1 characters are printed with BDF fonts.
318 ASCII and Latin-1 characters are printed with PostScript font specified
319 by `ps-font-family' and `ps-header-font-family'.
321 See also `ps-mule-font-info-database-bdf'.")
323 (defvar ps-mule-font-spec-list nil
324 "Array of FONT-SPEC lists for each font type.
326 Elements are for `normal' font, `bold' font, `italic' font, and
327 `bold-italic' font in this order.
329 Each element is a list of FONT-SPEC which has this form:
331 (ID CHARSET (FONT-SRC FONT-NAME ENCODING) EXTRA-DATA)
333 Where
335 ID is a number for this FONT-SPEC and is unique in the list.
337 CHARSET, FONT-SRC, FONT-NAME, ENCODING are the same as those in
338 `ps-mule-font-info-database' (which see).
340 EXTRA-DATA is a data attached by external libraries.
342 Each list is ordered by the current charset priorities.
344 This variable is setup by `ps-mule-begin-job' from
345 `ps-mule-font-info-database'.")
347 ;; Functions to access each element of FONT-SPEC.
348 (defsubst ps-mule-font-spec-id (font-spec) (aref font-spec 0))
349 (defsubst ps-mule-font-spec-charset (font-spec) (aref font-spec 1))
350 (defsubst ps-mule-font-spec-font-id (font-spec) (aref font-spec 2))
351 (defsubst ps-mule-font-spec-src (font-spec) (aref font-spec 3))
352 (defsubst ps-mule-font-spec-name (font-spec) (aref font-spec 4))
353 (defsubst ps-mule-font-spec-set-name (font-spec name)
354 (aset font-spec 4 name))
355 (defsubst ps-mule-font-spec-encoding (font-spec) (aref font-spec 5))
356 (defsubst ps-mule-font-spec-bytes (font-spec) (aref font-spec 6))
357 (defsubst ps-mule-font-spec-extra (font-spec) (aref font-spec 7))
358 (defsubst ps-mule-font-spec-set-extra (font-spec extra)
359 (aset font-spec 7 extra))
361 ;; Functions to encode character into glyph code.
362 (defun ps-mule-encode-lao (char)
363 (- char #x0DE0))
365 (defun ps-mule-encode-char (char font-spec)
366 (let ((encoding (ps-mule-font-spec-encoding font-spec)))
367 (cond ((charsetp encoding)
368 (encode-char char encoding))
369 ((fboundp encoding)
370 (funcall encoding char))
372 char))))
374 ;; Array of FONT-SPEC-TABLEs; Nth element is for FONT-TYPE N.
376 ;; FONT-TYPE is 0, 1, 2, or 3 representing normal, bold, italic, and
377 ;; bold-italic respectively.
379 ;; FONT-SPEC-TABLE is a char-table of FONT-SPECs. It records which
380 ;; character is printed by which FONT-SPEC. It has one extra slot
381 ;; whose value is an alist of the form:
382 ;; (CHARSET . FONT-SPEC)
383 ;; FONT-SPEC is a vecotr of the form:
384 ;; (ID FONT-SRC FONT-NAME ENCODING EXTRA)
385 (defvar ps-mule-font-spec-tables nil)
387 ;; Array of FONT-TYPEs; Nth element FONT-NUMBER N.
389 ;; FONT-NUMBER is 0, 1, 2, 3, 4, 5, 6 representing fonts f0, f1, f2,
390 ;; f3, h0, h1, and H0.
391 (defconst ps-mule-font-number-to-type [ 0 1 2 3 1 0 0 ])
393 (defsubst ps-mule-get-font-spec (char font-spec-table font-spec)
394 "Return a font spec for printing CHAR with FONT-SPEC-TABLE.
396 FONT-SPEC, if non-nil, is a font spec to try at first.
398 See the documentation of `ps-mule-font-spec-tables' for the
399 format of font spec."
401 (or (aref font-spec-table char)
402 (aset font-spec-table char
403 (or (and (< char 256)
404 (cdr (car (char-table-extra-slot font-spec-table 0))))
405 (and font-spec
406 (encode-char char (ps-mule-font-spec-charset font-spec))
407 font-spec)
408 (catch 'tag
409 (dolist (elt (char-table-extra-slot font-spec-table 0))
410 (and (encode-char char (car elt))
411 (throw 'tag (cdr elt)))))
412 ;; Record that no font-spec exist for CHAR.
413 t))))
415 (defconst ps-mule-external-libraries
416 '((builtin nil nil nil
417 nil nil nil)
418 (bdf ps-bdf nil bdf-generate-prologue
419 bdf-check-font bdf-generate-font bdf-generate-glyph)
420 (pcf nil nil pcf-generate-prologue
421 pcf-check-font pcf-generate-font pcf-generate-glyph)
422 (vflib nil nil vflib-generate-prologue
423 vflib-check-font vflib-generate-font vflib-generate-glyphs))
424 "Alist of external libraries information to support PostScript printing.
425 Each element has the form:
427 (FONT-SRC FEATURE INITIALIZED-P PROLOGUE-FUNC
428 CHECK-FUNC FONT-FUNC GLYPH-FUNC)
430 FONT-SRC is the font source: builtin, bdf, pcf, or vflib.
432 FEATURE is the feature that provide a facility to handle FONT-SRC. Except for
433 `builtin' FONT-SRC, this feature is automatically `require'd before handling
434 FONT-SRC. Currently, we only have the feature `ps-bdf'.
436 INITIALIZED-P indicates if this library is initialized or not.
438 PROLOGUE-FUNC is a function to generate PostScript code which define several
439 PostScript procedures that will be called by FONT-FUNC and GLYPHS-FUNC. It is
440 called with no argument, and should return a list of strings.
442 CHECK-FUNC is a function to check if a font is available or not.
443 It is called with one argument FONT-SPEC, and should return non-nil if and
444 only if the font specified in FONT-SPEC is available.
446 FONT-FUNC is a function to generate PostScript code which define a new font.
447 It is called with one argument FONT-SPEC, and should return a list of strings.
449 GLYPH-FUNC is a function to generate PostScript code which define glyphs of
450 characters. It is called with two arguments FONT-SPEC and CODE, and should
451 return a list of strings.")
453 (defsubst ps-mule-exlib-feature (exlib) (nth 1 exlib))
454 (defsubst ps-mule-exlib-initialized-p (exlib) (nth 2 exlib))
455 (defsubst ps-mule-exlib-set-initialized-p (exlib val)
456 (setcar (nthcdr 2 exlib) val))
457 (defsubst ps-mule-exlib-prologue (exlib) (nth 3 exlib))
458 (defsubst ps-mule-exlib-check (exlib) (nth 4 exlib))
459 (defsubst ps-mule-exlib-font (exlib) (nth 5 exlib))
460 (defsubst ps-mule-exlib-glyph (exlib) (nth 6 exlib))
462 (defun ps-mule-init-external-library (exlib)
463 "Initialize external library specified by EXLIB for PostScript printing.
464 See the documentation of `ps-mule-external-libraries' for EXLIB's meaning."
465 (or (ps-mule-exlib-initialized-p exlib)
466 (let ((prologue-func (ps-mule-exlib-prologue exlib)))
467 (if prologue-func
468 (let ((feature (ps-mule-exlib-feature exlib)))
469 (if feature
470 (require feature))
471 (ps-output-prologue (funcall prologue-func))))
472 (ps-mule-exlib-set-initialized-p exlib t))))
474 (defvar ps-mule-output-list nil)
476 (defun ps-mule-check-font (font-spec)
477 "Check if a font specified in FONT-SPEC is available or not."
478 (let ((font-src (ps-mule-font-spec-src font-spec)))
479 (or (not font-src)
480 (let ((exlib (assq font-src ps-mule-external-libraries)))
481 (ps-mule-init-external-library exlib)
482 (or (not (ps-mule-exlib-check exlib))
483 (funcall (ps-mule-exlib-check exlib) font-spec))))))
485 (defun ps-mule-prepare-font (font-spec)
486 "Generate PostScript codes defining a new font of FONT-SPEC for charset."
487 (let* ((font-src (ps-mule-font-spec-src font-spec))
488 (exlib (assq font-src ps-mule-external-libraries))
489 (id (ps-mule-font-spec-id font-spec))
490 (ftag (format "%02X" id))
491 (font-func (ps-mule-exlib-font exlib))
492 output-list)
493 (if font-func
494 (setq output-list (funcall font-func font-spec))
495 (setq output-list
496 (format "/F%s /%s findfont def\n"
497 ftag (or (ps-mule-font-spec-name font-spec) "Courier")))
498 (ps-mule-font-spec-set-extra font-spec t))
499 (and output-list
500 (nconc ps-mule-output-list (list output-list)))))
502 (defun ps-mule-prepare-glyph (char font-spec)
503 "Generate PostScript codes to print CHAR by FONT-SPEC.
505 If CHAR is a cons (FROM TO), generate codes for characters
506 specified by the character code range FROM and TO.
508 The generated code is inserted on prologue part."
509 (if (vectorp font-spec)
510 (progn
511 (or (ps-mule-font-spec-extra font-spec)
512 (ps-mule-prepare-font font-spec))
513 (let ((glyph-func (ps-mule-exlib-glyph
514 (assq (ps-mule-font-spec-src font-spec)
515 ps-mule-external-libraries))))
516 (if glyph-func
517 (let (from to output-list)
518 (if (consp char)
519 (setq from (car char) to (cdr char))
520 (setq from char to char))
521 (while (<= from to)
522 (setq output-list
523 (funcall glyph-func font-spec from))
524 (and output-list
525 (ps-output-prologue output-list))
526 (setq from (1+ from)))))))))
528 ;; This is a PostScript code inserted in the header of generated PostScript.
529 (defconst ps-mule-prologue
530 "%%%% Start of Mule Section
532 /Latin1Encoding { % newname fontname | font
533 findfont dup length dict begin
534 { 1 index /FID ne { def } { pop pop } ifelse } forall
535 /Encoding ISOLatin1Encoding def
536 currentdict
538 definefont
539 } bind def
541 %% Redefine fonts for multiple charsets.
542 /ReDefFont { % fontname encoding fdepvector size | -
543 20 dict begin
544 3 index findfont {
545 1 index /FID ne 2 index /UniqueID ne and {def} {pop pop} ifelse
546 } forall
547 /FontType 0 def
548 /FMapType 3 def
549 /EscChar 0 def
550 % FontMatrix ::= [ size 0 0 size 0 0 ]
551 /FontMatrix exch [ exch dup 0 exch 0 exch 0 0 ] def
552 /FDepVector exch def
553 /Encoding exch def
554 currentdict
555 end % fontname dic
556 definefont pop
557 } bind def
559 "PostScript code for printing multi-byte characters.")
561 (defvar ps-mule-prologue-generated nil)
563 ;; EscChar used in generated composite fonts.
564 (defconst ps-mule-esc-char 0)
566 (defun ps-mule-prologue-generated ()
567 (unless ps-mule-prologue-generated
568 (ps-output-prologue ps-mule-prologue)
569 (ps-output-prologue
570 (format "\n/EscChar %d def\n\n%%%% End of Mule Section\n\n"
571 ps-mule-esc-char))
572 (setq ps-mule-prologue-generated t)))
574 (defun ps-mule-encode-region (from to font-spec-table)
575 "Generate PostScript code for plotting characters in the region FROM and TO.
577 FONT-SPEC-TABLE is 0, 1, 2, 3, 4, 5, or 6, each represents font tags f0, f1,
578 f2, f3, h0, h1, and H0 respectively."
579 (let* ((font-spec nil)
580 (font-id 0)
581 (code-list nil))
582 (goto-char from)
583 (while (< (point) to)
584 (let* ((char (following-char))
585 (this-spec (ps-mule-get-font-spec char font-spec-table font-spec))
586 this-id)
587 (if (vectorp this-spec)
588 (setq this-id (ps-mule-font-spec-font-id this-spec))
589 ;; Can't print CHAR. Replace it with '?'.
590 (setq char ??
591 this-spec (ps-mule-get-font-spec char font-spec-table nil)
592 this-id (ps-mule-font-spec-font-id this-spec)))
593 (unless (= font-id this-id)
594 (setq font-id this-id)
595 (push ps-mule-esc-char code-list)
596 (push font-id code-list))
597 (setq font-spec this-spec)
598 (if (< char 128)
599 (push char code-list)
600 (let* ((code (ps-mule-encode-char char font-spec)))
601 (if (= (ps-mule-font-spec-bytes font-spec) 1)
602 (push code code-list)
603 (push (/ code 256) code-list)
604 (push (% code 256) code-list))))
605 (forward-char 1)))
606 (apply 'unibyte-string (nreverse code-list))))
608 (defun ps-mule-plot-composition (composition font-spec-table)
609 "Generate PostScript code for plotting COMPOSITION with FONT-SPEC-TABLE."
610 (ps-output "[")
611 (let ((components (copy-sequence (nth 2 composition)))
612 (font-spec nil))
613 (dotimes (i (length components))
614 (let ((elt (aref components i))
615 this-spec)
616 (if (consp elt)
617 ;; ELT is a composition rule.
618 (ps-output (format " %d" (encode-composition-rule elt)))
619 ;; ELT is a glyph character.
620 (setq this-spec
621 (ps-mule-get-font-spec elt font-spec-table font-spec))
622 (or (vectorp this-spec)
623 ;; Can't print CHAR. Replace it with '?'.
624 (setq elt ??
625 this-spec
626 (ps-mule-get-font-spec elt font-spec-table font-spec)))
627 (setq font-spec this-spec)
628 (let* ((bytes (ps-mule-font-spec-bytes font-spec))
629 (code (ps-mule-encode-char elt font-spec))
630 (font-id (ps-mule-font-spec-font-id font-spec))
631 (str (make-string (if (= font-id 0) 1 (+ 2 bytes)) 0)))
632 (if (= font-id 0)
633 (aset str 0 code)
634 (aset str 0 ps-mule-esc-char)
635 (aset str 1 font-id)
636 (if (= bytes 1)
637 (aset str 2 code)
638 (aset str 2 (/ code 256))
639 (aset str 3 (% code 256))))
640 (ps-output "[")
641 (ps-output-string str)
642 (ps-output (if (eq (ps-mule-font-spec-src font-spec) 'bdf)
643 (format "/C%02X-%X" (ps-mule-font-spec-id font-spec)
644 elt)
645 "false"))
646 (ps-output "]"))))))
647 (ps-output " ] " (if (nth 3 composition) "RLC" "RBC") "\n"))
649 (defun ps-mule-plot-string (from to &optional bg-color)
650 "Generate PostScript code for plotting characters in the region FROM and TO.
652 Optional argument BG-COLOR is ignored.
654 Returns the value:
656 (ENDPOS . RUN-WIDTH)
658 Where ENDPOS is the end position of the sequence and RUN-WIDTH is the width of
659 the sequence."
660 (let* ((average-width (ps-avg-char-width 'ps-font-for-text))
661 (point (point))
662 (composition (find-composition from to nil t))
663 (stop (if (and composition
664 (not (vectorp (aref (nth 2 composition) 0))))
665 (car composition)
666 to))
667 (ascii-or-latin-1 "[\000-\377]+")
668 (run-width 0)
669 (endpos nil)
670 (font-spec-table (aref ps-mule-font-spec-tables
671 (aref ps-mule-font-number-to-type
672 ps-current-font)))
673 width)
674 (goto-char from)
675 (while (not endpos)
676 (cond ((= (point) stop)
677 (if (= stop to)
678 (setq endpos stop)
679 (when (< from stop)
680 (ps-output-string (ps-mule-encode-region from (point)
681 font-spec-table))
682 (ps-output " S\n"))
683 (setq width (* (nth 5 composition) average-width))
684 (if (< ps-width-remaining (+ run-width width))
685 (setq endpos stop)
686 (ps-mule-plot-composition composition font-spec-table)
687 (setq run-width (+ run-width width)
688 from (nth 1 composition))
689 (goto-char from)
690 (setq composition (find-composition (point) to nil t))
691 (setq stop (if composition (car composition) to)))))
693 ((looking-at ascii-or-latin-1)
694 (let ((nchars (- (min (match-end 0) stop) (point))))
695 (setq width (* average-width nchars))
696 (if (< ps-width-remaining (+ run-width width))
697 (setq nchars (truncate (- ps-width-remaining run-width)
698 average-width)
699 run-width (+ run-width (* nchars average-width))
700 endpos (+ (point) nchars))
701 (setq run-width (+ run-width width))
702 (forward-char nchars))))
705 (while (and (< (point) stop) (not endpos))
706 (setq width (char-width (following-char)))
707 (if (< ps-width-remaining (+ run-width width))
708 (setq endpos (point))
709 (setq run-width (+ run-width width))
710 (forward-char 1))))))
712 (when (< from endpos)
713 (ps-output-string (ps-mule-encode-region from endpos font-spec-table))
714 (ps-output " S\n"))
715 (goto-char point)
716 (cons endpos run-width)))
718 ;; Character composition support
720 (defvar ps-mule-composition-prologue-generated nil)
722 (defconst ps-mule-composition-prologue
723 "%%%% Procedures for character composition.
724 /RelativeCompositionSkip 0.4 def
726 %% Get a bounding box (relative to currentpoint) of STR.
727 /GetPathBox { % [ str cname ] | -
728 dup 1 get dup false ne {
729 BitmapDict exch get /bmp exch def
730 %% bmp ::= [ DWIDTH WIDTH HEIGHT XOFF YOFF BITMAP RELATIVE-COMPOSE]
731 /LLY bmp 4 get def
732 /URY LLY bmp 2 get add def
733 /RelativeCompose bmp 6 get dup false ne {
734 dup LLY le { pop 1 } { URY ge { -1 } { 0 } ifelse } ifelse
736 pop 0
737 } ifelse def
738 dup 0 get stringwidth pop dup /WIDTH exch def bmp 0 get div
739 dup LLY mul /LLY exch def
740 URY mul /URY exch def
743 dup 0 get stringwidth pop /WIDTH exch def
744 gsave 0 0 moveto
745 dup 0 get false charpath flattenpath pathbbox
746 /URY exch def pop /LLY exch def pop
747 grestore
748 /RelativeCompose 0 def
749 } ifelse
750 } bind def
752 %% Apply effects except for shadow and outline to the rectangle
753 %% specified by TOP BOTTOM LEFT RIGHT.
754 /SpecialEffect { % -- | --
755 currentpoint dup TOP add /yy exch def BOTTOM add /YY exch def
756 dup LEFT add /xx exch def RIGHT add /XX exch def
757 %% Adjust positions for future shadowing.
758 Effect 8 and 0 ne {
759 /yy yy Yshadow add def
760 /XX XX Xshadow add def
761 } if
762 Effect 1 and 0 ne { UnderlinePosition Hline } if % underline
763 Effect 2 and 0 ne { StrikeoutPosition Hline } if % strikeout
764 Effect 4 and 0 ne { OverlinePosition Hline } if % overline
765 bg { % background
766 true
767 Effect 16 and 0 ne {SpaceBackground doBox} { xx yy XX YY doRect} ifelse
768 } if
769 Effect 16 and 0 ne { false 0 doBox } if % box
770 } def
772 %% Draw COMPONENTS which has the form [ [str0 xoff0 yoff0] ... ] with
773 %% effects shadow and outline.
774 /ShowComponents { % components | -
775 gsave
776 { gsave aload pop rmoveto
777 Effect 8 and 0 ne { dup doShadow } if
778 Effect 32 and 0 ne { true doOutline } { show } ifelse
779 grestore
780 } forall
781 grestore
782 RIGHT 0 rmoveto
783 } def
785 %% Show relative composition.
786 /RLC { % [[str0 cname0] [str1 cname1] ... [strN cnameN]] | -
787 /components exch def
788 [ % push [str xoff yoff] one by one
789 [ components 0 get GetPathBox aload pop pop 0 0 ]
790 %% Bounding box of overall glyphs.
791 /LEFT 0 def
792 /RIGHT WIDTH def
793 /TOP URY def
794 /BOTTOM LLY def
796 1 1 components length 1 sub {
797 components exch get
798 [ exch
799 GetPathBox
800 aload pop pop % str
801 0 % xoff
802 RelativeCompose 1 eq { % compose on TOP
803 TOP LLY sub RelativeCompositionSkip add % yoff
804 /TOP TOP URY LLY sub add RelativeCompositionSkip add def
805 } { RelativeCompose -1 eq { % compose under BOTTOM
806 BOTTOM URY sub RelativeCompositionSkip sub % yoff
807 /BOTTOM BOTTOM URY LLY sub sub
808 RelativeCompositionSkip sub def
810 0 % yoff
811 URY TOP gt { /TOP URY def } if
812 LLY BOTTOM lt { /BOTTOM LLY def } if
813 } ifelse } ifelse
815 } for
817 SpecialEffect % Reflect special effects.
818 ShowComponents % Draw components.
819 } def
821 %% Show rule-base composition.
822 /RBC { % [[str0 cname0] rule1 [str1 cname0] rule2 ... [strN cnameN]] | -
823 /components exch def
824 [ % push [str xoff yoff] one by one
825 [ components 0 get GetPathBox aload pop pop 0 0 ]
826 %% Bounding box of overall glyphs.
827 /LEFT 0 def
828 /RIGHT WIDTH def
829 /TOP URY def
830 /BOTTOM LLY def
831 1 1 components length 1 sub {
832 components exch get /elt exch def
833 elt type /integertype eq { % rule
834 %% Do the same RULE decoding as the macro
835 %% COMPOSITION_DECODE_RULE in emacs/src/composite.h.
836 elt 12 idiv dup 3 mod /grefx exch def 3 idiv /grefy exch def
837 elt 12 mod dup 3 mod /nrefx exch def 3 idiv /nrefy exch def
838 } { % other strings
840 elt GetPathBox
841 aload pop pop
842 /height URY LLY sub def
843 /left LEFT [ 0 RIGHT LEFT sub dup 2 div exch ] grefx get add
844 [ 0 WIDTH 2 div WIDTH ] nrefx get sub def
845 /bottom [ TOP 0 BOTTOM TOP BOTTOM add 2 div ] grefy get
846 [ height LLY neg 0 height 2 div ] nrefy get sub def
847 %% Update bounding box
848 left LEFT lt { /LEFT left def } if
849 left WIDTH add RIGHT gt { /RIGHT left WIDTH add def } if
850 bottom BOTTOM lt { /BOTTOM bottom def } if
851 bottom height add TOP gt { /TOP bottom height add def } if
852 left bottom LLY sub ]
853 } ifelse
854 } for
857 LEFT 0 lt { % Adjust xoff to the right.
858 dup { dup 1 get LEFT sub 1 exch put } forall
859 /RIGHT RIGHT LEFT sub def
860 } if
862 SpecialEffect % Reflect special effects.
863 ShowComponents % Draw components.
864 } def
866 %%%% End of procedures for character composition
868 "PostScript code for printing character composition.")
870 (defun ps-mule-composition-prologue-generated ()
871 (unless ps-mule-composition-prologue-generated
872 (ps-mule-prologue-generated)
873 (ps-output-prologue ps-mule-composition-prologue)
874 (setq ps-mule-composition-prologue-generated t)))
876 ;; Bitmap font support
878 (defvar ps-mule-bitmap-prologue-generated nil)
880 (defconst ps-mule-bitmap-prologue
881 "%%%% Procedures for bitmap fonts.
883 %% Create a base bitmap font.
884 /NBF { % fontname fontsize relative-compose baseline-offset enc | --
885 11 dict begin
886 /FontType 3 def
887 /FontMatrix matrix def
888 /FontBBox [ 0 0 0 0 ] def
889 /Encoding exch def
890 /BaselineOffset exch def
891 /RelativeCompose exch def
892 /FontSize exch def
893 /FontMatrix [ 1 FontSize div 0 0 1 FontSize div 0 0 ] def
894 /BuildGlyph { % fontdict charname | -
895 BitmapDict exch get /bmp exch def pop
896 %% bmp ::= [ DWIDTH WIDTH HEIGHT XOFF YOFF BITMAP RELATIVE-COMPOSE ]
897 /llx bmp 3 get def
898 /lly bmp 4 get def
899 /urx llx bmp 1 get add def
900 /ury lly bmp 2 get add def
901 bmp 0 get 0 llx lly urx ury setcachedevice
902 bmp 5 get length 0 gt {
903 llx ury translate
904 bmp 1 get bmp 2 get
905 true [ 1 0 0 -1 0 0 ] { bmp 5 get } imagemask
906 } if
907 } bind def
908 /BuildChar { % fontdict byte | -
909 1 index /Encoding get exch get
910 1 index /BuildGlyph get exec
911 } bind def
912 dup currentdict end
913 definefont def
914 } bind def
916 %% Create a parent font of 8/8 mapping.
917 /NPF { % fontname encoding fdepvector | -
918 8 dict begin
919 /FontType 0 def
920 /FMapType 2 def
921 /FontMatrix matrix def
922 /FDepVector exch def
923 /Encoding exch def
924 dup currentdict
926 definefont def
927 } bind def
929 %%%% End of procedures for bitmap fonts.
932 ;; External library support.
934 (defvar ps-mule-bitmap-dict-list nil)
935 (defvar ps-mule-bitmap-font-record nil)
937 ;; The following three functions are to be called from external
938 ;; libraries which support bitmap fonts (e.g. `bdf') to get
939 ;; appropriate PostScript code.
941 (defun ps-mule-generate-bitmap-prologue ()
942 (unless ps-mule-bitmap-prologue-generated
943 (setq ps-mule-bitmap-prologue-generated t
944 ps-mule-bitmap-dict-list nil
945 ps-mule-bitmap-font-record (make-vector 1024 nil))
946 (list ps-mule-bitmap-prologue)))
948 (defun ps-mule-generate-bitmap-font (font-spec size relative-compose
949 baselie-offset bbx)
950 (let* ((id (ps-mule-font-spec-id font-spec))
951 (bytes (ps-mule-font-spec-bytes font-spec))
952 output-list)
953 (if (= bytes 1)
954 (setq output-list
955 (list (format "/E%02X [ 0 1 255 {pop /.notdef} for ] def\n" id)
956 (format "%%%% %s\n" (ps-mule-font-spec-name font-spec))
957 (format "/F%02X %f %S %d E%02X NBF\n" id size
958 relative-compose baselie-offset id)))
959 (setq output-list
960 (list (list (format "/E%02X [ 0 1 255 { pop 0 } for ] def\n" id))
961 (list (format "/V%02X [" id))
962 " ] def\n"
963 (format "%%%% %s\n" (ps-mule-font-spec-name font-spec))
964 (format "/F%02X E%02X V%02X NPF\n" id id id))))
965 (aset ps-mule-bitmap-font-record id
966 (vector (= bytes 1) output-list
967 size relative-compose baselie-offset bbx))
968 (if ps-mule-bitmap-dict-list
969 output-list
970 (setq ps-mule-bitmap-dict-list (list "/BitmapDict <<\n" ">> def\n"))
971 (cons ps-mule-bitmap-dict-list output-list))))
973 (defun ps-mule-generate-bitmap-glyph (font-spec char code bitmap)
974 (let* ((id (ps-mule-font-spec-id font-spec))
975 ;; FONT-RECORD ::= ([(SUBFONT-OUTPUT-LIST ...) | t]
976 ;; BASEFONT-OUTPUT-LIST SIZE REL-COMP B-OFFSET BBX)
977 (font-record (aref ps-mule-bitmap-font-record id))
978 enc-name
979 output-list)
980 (if (listp (aref font-record 0))
981 ;; This is a 2-dimensional font. Create a subfont for this
982 ;; glyph if not yet created.
983 (let* ((high (/ code 256))
984 (id2 (+ (* id 256) high)))
985 (setq output-list (cdr (assq high (aref font-record 0)))
986 code (% code 256))
987 (or output-list
988 ;; We must create a subfont.
989 (let ((enc-list (car (aref font-record 1)))
990 (fdep-list (nth 1 (aref font-record 1))))
991 (setq output-list
992 (list
993 (format "/E%04X [ 0 1 255 {pop /.notdef} for ] def\n"
994 id2)
995 (format "/F%04X %f %S %d E%04X NBF\n"
996 id2 (aref font-record 2) (aref font-record 3)
997 (aref font-record 4) id2)
998 (format "E%02X %d %d put\n"
999 id high (1- (length fdep-list)))))
1000 (nconc enc-list (list output-list))
1001 (nconc fdep-list (list (format " F%04X" id2)))
1002 (aset font-record 0
1003 (cons (cons high output-list) (aref font-record 0)))))
1004 (setq enc-name (format "%04X" id2)))
1005 (setq output-list (aref font-record 1)
1006 enc-name (format "%02X" id)))
1007 (setcdr ps-mule-bitmap-dict-list
1008 (cons (format "/C%02X-%X %s\n" id char bitmap)
1009 (cdr ps-mule-bitmap-dict-list)))
1010 (setcdr output-list
1011 (cons (format "E%s %d /C%02X-%X put\n" enc-name code id char)
1012 (cdr output-list))))
1013 nil)
1015 ;; Mule specific initializers.
1017 ;;;###autoload
1018 (defun ps-mule-initialize ()
1019 "Initialize global data for printing multi-byte characters."
1020 (setq ps-mule-prologue-generated nil
1021 ps-mule-composition-prologue-generated nil
1022 ps-mule-bitmap-prologue-generated nil)
1023 (mapcar `(lambda (x) (setcar (nthcdr 2 x) nil))
1024 ps-mule-external-libraries))
1026 (defun ps-mule-encode-header-string (string fonttag)
1027 "Generate PostScript code for ploting STRING by font FONTTAG.
1028 FONTTAG should be a string \"/h0\", \"/h1\", \"/L0\", or \"/H0\".
1029 Any other value is treated as \"/H0\"."
1030 (with-temp-buffer
1031 (insert string)
1032 (list (ps-mule-encode-region (point-min) (point-max)
1033 (aref ps-mule-font-spec-tables
1034 (aref ps-mule-font-number-to-type
1035 (cond ((string= fonttag "/h0") 4)
1036 ((string= fonttag "/h1") 5)
1037 ((string= fonttag "/L0") 6)
1038 (t 0))))))))
1040 ;;;###autoload
1041 (defun ps-mule-begin-job (from to)
1042 "Start printing job for multi-byte chars between FROM and TO.
1043 It checks if all multi-byte characters in the region are printable or not."
1044 (if (and (not (find-composition from to))
1045 (save-excursion
1046 (goto-char from)
1047 (= (skip-chars-forward "\x00-\xFF" to) to)))
1048 ;; All characters can be printed by normal PostScript fonts.
1049 (setq ps-basic-plot-string-function 'ps-basic-plot-string
1050 ps-encode-header-string-function 'identity)
1051 (setq ps-basic-plot-string-function 'ps-mule-plot-string
1052 ps-encode-header-string-function 'ps-mule-encode-header-string
1053 ps-mule-font-info-database
1054 (cond ((eq ps-multibyte-buffer 'non-latin-printer)
1055 ps-mule-font-info-database-ps)
1056 ((eq ps-multibyte-buffer 'bdf-font)
1057 ps-mule-font-info-database-bdf)
1058 ((eq ps-multibyte-buffer 'bdf-font-except-latin)
1059 ps-mule-font-info-database-ps-bdf)
1061 ps-mule-font-info-database-default)))
1063 ;; Be sure to have font information for Latin-1.
1064 (or (assq 'iso-8859-1 ps-mule-font-info-database)
1065 (setq ps-mule-font-info-database
1066 (cons '(iso-8859-1 (normal nil nil))
1067 ps-mule-font-info-database)))
1069 ;; Generate ps-mule-font-spec-tables.
1070 (let ((font-spec-alist (make-vector 4 nil))
1071 (id-max 0)
1072 (font-id 0)
1073 font-info-list)
1074 ;; Generate properly ordered font-info-list from
1075 ;; ps-mule-font-info-database.
1076 (let ((charset-list
1077 (copy-sequence (get-language-info current-language-environment
1078 'charset))))
1079 (setq charset-list (cons 'iso-8859-1 (delq 'iso-8859-1 charset-list)))
1080 (dolist (charset charset-list)
1081 (let ((font-info (assq charset ps-mule-font-info-database)))
1082 (and font-info
1083 (setq font-info-list (cons font-info font-info-list)))))
1084 (dolist (font-info ps-mule-font-info-database)
1085 (or (memq (car font-info) charset-list)
1086 (setq font-info-list (cons font-info font-info-list))))
1087 (setq font-info-list (nreverse font-info-list)))
1089 ;; Store FONT-SPECs in each element of font-spec-alist.
1090 (dolist (font-info font-info-list)
1091 (let ((font-spec-vec (make-vector 4 nil))
1092 (charset (car font-info))
1093 encoding font-spec)
1094 (dolist (e (cdr font-info))
1095 (setq encoding (or (nth 3 e) charset)
1096 font-spec (vector id-max charset font-id
1097 (nth 1 e) (nth 2 e) encoding
1098 (or (nth 4 e) (charset-dimension encoding))
1099 nil)
1100 id-max (1+ id-max))
1101 (if (ps-mule-check-font font-spec)
1102 (aset font-spec-vec
1103 (cond ((eq (car e) 'normal) 0)
1104 ((eq (car e) 'bold) 1)
1105 ((eq (car e) 'italic) 2)
1106 (t 3)) font-spec)))
1107 (when (aref font-spec-vec 0)
1108 (or (aref font-spec-vec 3)
1109 (aset font-spec-vec 3 (or (aref font-spec-vec 1)
1110 (aref font-spec-vec 2)
1111 (aref font-spec-vec 0))))
1112 (or (aref font-spec-vec 1)
1113 (aset font-spec-vec 1 (aref font-spec-vec 0)))
1114 (or (aref font-spec-vec 2)
1115 (aset font-spec-vec 2 (aref font-spec-vec 1)))
1116 (dotimes (i 4)
1117 (aset font-spec-alist i
1118 (nconc (aref font-spec-alist i)
1119 (list (cons charset (aref font-spec-vec i))))))
1120 (setq font-id (1+ font-id)))))
1122 ;; Make four FONT-SPEC-TABLEs and set them in
1123 ;; ps-mule-font-spec-tables. Each char table has one extra slot
1124 ;; whose value is an element of font-spec-alist.
1125 (setq ps-mule-font-spec-tables (make-vector 4 nil))
1126 (put 'font-spec-table 'char-table-extra-slots 1)
1127 (dotimes (i 4)
1128 (let ((table (make-char-table 'font-spec-table)))
1129 (aset ps-mule-font-spec-tables i table)
1130 (set-char-table-extra-slot table 0 (aref font-spec-alist i))
1131 ;; Be sure to have glyphs for "0123456789/" in advance for
1132 ;; page numbering.
1133 (let ((str " 0123456789/"))
1134 (dotimes (i (length str))
1135 (or (vectorp (ps-mule-get-font-spec (aref str i) table nil))
1136 (error "ASCII font not available")))))))
1138 (ps-mule-prologue-generated)
1139 (if (find-composition from to)
1140 (ps-mule-composition-prologue-generated))))
1142 (defun ps-mule-restruct-output-list (list tail)
1143 (dolist (elt list)
1144 (if (listp elt)
1145 (setq tail (ps-mule-restruct-output-list elt tail))
1146 (setcdr tail (cons elt (cdr tail)))
1147 (setq tail (cdr tail))))
1148 tail)
1150 (defun ps-mule-redefine-font (font-number fonttag size ps-font)
1151 (let* ((font-type (aref ps-mule-font-number-to-type font-number))
1152 (font-spec-alist (char-table-extra-slot
1153 (aref ps-mule-font-spec-tables font-type) 0)))
1154 (ps-output-prologue
1155 (list (if (ps-mule-font-spec-src (cdr (car font-spec-alist)))
1156 ;; We ignore a font specfied in ps-font-info-database.
1157 (format "/V%s VTOP%d def\n" fonttag font-type)
1158 (format "/V%s [ VTOP%d aload pop ] def\n
1159 V%s 0 /%s-latin1 /%s Latin1Encoding put\n"
1160 fonttag font-type fonttag ps-font ps-font))
1161 (format "/%s ETOP%d V%s %f ReDefFont\n"
1162 fonttag font-type fonttag size)))))
1165 ;;;###autoload
1166 (defun ps-mule-end-job ()
1167 "Finish printing job for multi-byte chars."
1169 ;; Prepare root and sub fonts while generating glyphs if necessary.
1170 (let ((output-head (list t))
1171 (ps-mule-output-list (list t)))
1172 (dotimes (i 4)
1173 (map-char-table 'ps-mule-prepare-glyph
1174 (aref ps-mule-font-spec-tables i)))
1175 (ps-mule-restruct-output-list (cdr ps-mule-output-list) output-head)
1176 (ps-output-prologue (cdr output-head)))
1178 ;; Prepare top Encoding and templates of FDepVector.
1179 (dotimes (i 4)
1180 (let ((font-spec-alist (char-table-extra-slot
1181 (aref ps-mule-font-spec-tables i) 0))
1182 font-list font-spec)
1183 (dolist (elt font-spec-alist)
1184 (setq font-spec (cdr elt))
1185 (if (ps-mule-font-spec-extra font-spec)
1186 (push (cons (ps-mule-font-spec-font-id font-spec)
1187 (ps-mule-font-spec-id font-spec))
1188 font-list)))
1189 (setq font-list (nreverse font-list))
1190 (ps-output-prologue
1191 (list (format "/ETOP%d 256 array def\n" i)
1192 (format "0 1 255 { ETOP%d exch 0 put } for\n" i)))
1193 (let ((index 0))
1194 (dolist (font font-list)
1195 (ps-output-prologue (format "ETOP%d %d %d put\n" i (car font) index))
1196 (setq index (1+ index))))
1197 (ps-output-prologue (format "/VTOP%d [%s] def\n" i
1198 (mapconcat #'(lambda (x)
1199 (format "F%02X" (cdr x)))
1200 font-list " ")))))
1202 ;; Redefine fonts f0, f1, f2, f3, h0, h1, H0.
1203 (ps-mule-redefine-font 4 "h0" ps-header-title-font-size-internal
1204 (ps-font 'ps-font-for-header 'bold))
1205 (ps-mule-redefine-font 5 "h1" ps-header-font-size-internal
1206 (ps-font 'ps-font-for-header 'normal))
1207 (ps-mule-redefine-font 6 "H0" ps-footer-font-size-internal
1208 (ps-font 'ps-font-for-footer 'normal))
1209 (let ((font (ps-font-alist 'ps-font-for-text))
1210 (i 0))
1211 (while font
1212 (ps-mule-redefine-font i (format "f%d" i)
1213 ps-font-size-internal
1214 (ps-font 'ps-font-for-text (car (car font))))
1215 (setq font (cdr font)
1216 i (1+ i)))))
1218 (provide 'ps-mule)
1220 ;; Local Variables:
1221 ;; generated-autoload-file: "ps-print.el"
1222 ;; End:
1224 ;; arch-tag: bca017b2-66a7-4e59-8584-103e749eadbe
1225 ;;; ps-mule.el ends here