Commit | Line | Data |
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e8af40ee | 1 | ;;; ps-bdf.el --- BDF font file handler for ps-print |
e62e3e6b | 2 | |
ae940284 GM |
3 | ;; Copyright (C) 1998, 1999, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, |
4 | ;; 2009 | |
38087490 | 5 | ;; Free Software Foundation, Inc. |
409cc4a3 | 6 | ;; Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, |
ae940284 | 7 | ;; 2008, 2009 |
ce03bf76 KH |
8 | ;; National Institute of Advanced Industrial Science and Technology (AIST) |
9 | ;; Registration Number H14PRO021 | |
e62e3e6b | 10 | |
76875dcb KH |
11 | ;; Copyright (C) 2003 |
12 | ;; National Institute of Advanced Industrial Science and Technology (AIST) | |
13 | ;; Registration Number H13PRO009 | |
e62e3e6b | 14 | |
c3fba29d GM |
15 | ;; Author: Kenichi Handa <handa@m17n.org> |
16 | ;; (according to ack.texi) | |
3ad114e5 | 17 | ;; Keywords: wp, BDF, font, PostScript |
e62e3e6b KH |
18 | |
19 | ;; This file is part of GNU Emacs. | |
20 | ||
eb3fa2cf | 21 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
e62e3e6b | 22 | ;; it under the terms of the GNU General Public License as published by |
eb3fa2cf GM |
23 | ;; the Free Software Foundation, either version 3 of the License, or |
24 | ;; (at your option) any later version. | |
e62e3e6b KH |
25 | |
26 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
27 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
28 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
29 | ;; GNU General Public License for more details. | |
30 | ||
31 | ;; You should have received a copy of the GNU General Public License | |
eb3fa2cf | 32 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
e62e3e6b KH |
33 | |
34 | ;;; Commentary: | |
35 | ||
36 | ;; Functions for getting bitmap information from X's BDF font file are | |
37 | ;; provided. | |
38 | ||
39 | ;;; Code: | |
40 | ||
64d8e7fd | 41 | (eval-and-compile |
c97a3f22 | 42 | (require 'ps-mule)) |
e62e3e6b KH |
43 | |
44 | ;;;###autoload | |
6530de7d | 45 | (defcustom bdf-directory-list |
7a1e1973 | 46 | (if (memq system-type '(ms-dos windows-nt)) |
0a51cf3d | 47 | (list (expand-file-name "fonts/bdf" installation-directory)) |
3e3cf0a7 | 48 | '("/usr/local/share/emacs/fonts/bdf")) |
6530de7d VJL |
49 | "List of directories to search for `BDF' font files. |
50 | The default value is '(\"/usr/local/share/emacs/fonts/bdf\")." | |
51 | :type '(repeat :tag "BDF font directory list" | |
52 | (directory :tag "BDF font directory")) | |
53 | :group 'ps-print-miscellany) | |
e62e3e6b | 54 | |
3f4f2289 EZ |
55 | ;; MS-DOS and MS-Windows users like to move the binary around after |
56 | ;; it's built, but the value above is computed at load-up time. | |
7a1e1973 | 57 | (and (memq system-type '(ms-dos windows-nt)) |
0a51cf3d EZ |
58 | (setq bdf-directory-list |
59 | (list (expand-file-name "fonts/bdf" installation-directory)))) | |
60 | ||
e62e3e6b | 61 | (defun bdf-expand-file-name (bdfname) |
64d8e7fd | 62 | "Return an absolute path name of a `BDF' font file BDFNAME. |
e62e3e6b KH |
63 | It searches directories listed in the variable `bdf-directory-list' |
64 | for BDFNAME." | |
65 | (if (file-name-absolute-p bdfname) | |
66 | (and (file-readable-p bdfname) | |
67 | bdfname) | |
76875dcb KH |
68 | (catch 'tag |
69 | (dolist (dir bdf-directory-list) | |
70 | (let ((absolute-path (expand-file-name bdfname dir))) | |
71 | (if (file-readable-p absolute-path) | |
72 | (throw 'tag absolute-path))))))) | |
e62e3e6b KH |
73 | |
74 | (defsubst bdf-file-mod-time (filename) | |
75 | "Return modification time of FILENAME. | |
76 | The value is a list of two integers, the first integer has high-order | |
77 | 16 bits, the second has low 16 bits." | |
78 | (nth 5 (file-attributes filename))) | |
79 | ||
80 | (defun bdf-file-newer-than-time (filename mod-time) | |
81 | "Return non-nil if and only if FILENAME is newer than MOD-TIME. | |
82 | MOD-TIME is a modification time as a list of two integers, the first | |
83 | integer has high-order 16 bits, the second has low 16 bits." | |
76875dcb KH |
84 | (let* ((new-mod-time (bdf-file-mod-time filename)) |
85 | (new-time (car new-mod-time)) | |
86 | (time (car mod-time))) | |
87 | (or (> new-time time) | |
88 | (and (= new-time time) | |
89 | (> (nth 1 new-mod-time) (nth 1 mod-time)))))) | |
e62e3e6b KH |
90 | |
91 | (defun bdf-find-file (bdfname) | |
92 | "Return a buffer visiting a bdf file BDFNAME. | |
76875dcb | 93 | BDFNAME must be an absolute file name. |
e62e3e6b | 94 | If BDFNAME doesn't exist, return nil." |
76875dcb KH |
95 | (and (file-readable-p bdfname) |
96 | (let ((buf (generate-new-buffer " *bdf-work*")) | |
97 | (coding-system-for-read 'no-conversion)) | |
98 | (save-excursion | |
99 | (set-buffer buf) | |
100 | (insert-file-contents bdfname) | |
101 | buf)))) | |
e62e3e6b | 102 | |
a5f01960 EZ |
103 | (defvar bdf-cache-file (if (eq system-type 'ms-dos) |
104 | ;; convert-standard-filename doesn't | |
105 | ;; guarantee that the .el extension will be | |
106 | ;; preserved. | |
107 | "~/_bdfcache.el" | |
108 | (convert-standard-filename "~/.bdfcache.el")) | |
e62e3e6b KH |
109 | "Name of cache file which contains information of `BDF' font files.") |
110 | ||
111 | (defvar bdf-cache nil | |
112 | "Cached information of `BDF' font files. It is a list of FONT-INFO. | |
113 | FONT-INFO is a list of the following format: | |
76875dcb | 114 | (ABSOLUTE-FILE-NAME MOD-TIME SIZE FONT-BOUNDING-BOX |
e62e3e6b KH |
115 | RELATIVE-COMPOSE BASELINE-OFFSET CODE-RANGE MAXLEN OFFSET-VECTOR) |
116 | See the documentation of the function `bdf-read-font-info' for more detail.") | |
117 | ||
118 | (defun bdf-read-cache () | |
119 | "Return a cached information about `BDF' font files from a cache file. | |
120 | The variable `bdf-cache-file' holds the cache file name. | |
121 | If the cache file is not readable, this return nil." | |
122 | (setq bdf-cache nil) | |
123 | (condition-case nil | |
124 | (and (file-readable-p bdf-cache-file) | |
125 | (progn | |
126 | (load-file bdf-cache-file) | |
127 | (if (listp bdf-cache) | |
128 | bdf-cache | |
129 | (setq bdf-cache nil)))) | |
130 | (error nil))) | |
131 | ||
132 | (defun bdf-write-cache () | |
133 | "Write out cached information of `BDF' font file to a file. | |
134 | The variable `bdf-cache-file' holds the cache file name. | |
64d8e7fd | 135 | The file is written if and only if the file already exists and writable." |
e62e3e6b KH |
136 | (and bdf-cache |
137 | (file-exists-p bdf-cache-file) | |
138 | (file-writable-p bdf-cache-file) | |
139 | (write-region (format "(setq bdf-cache '%S)\n" bdf-cache) | |
140 | nil bdf-cache-file))) | |
141 | ||
142 | (defun bdf-set-cache (font-info) | |
143 | "Cache FONT-INFO as information about one `BDF' font file. | |
144 | FONT-INFO is a list of the following format: | |
76875dcb | 145 | (ABSOLUTE-FILE-NAME MOD-TIME SIZE FONT-BOUNDING-BOX |
e62e3e6b KH |
146 | RELATIVE-COMPOSE BASELINE-OFFSET CODE-RANGE MAXLEN OFFSET-VECTOR) |
147 | See the documentation of the function `bdf-read-font-info' for more detail." | |
148 | (let ((slot (assoc (car font-info) bdf-cache))) | |
149 | (if slot | |
150 | (setcdr slot (cdr font-info)) | |
151 | (setq bdf-cache (cons font-info bdf-cache))))) | |
152 | ||
153 | (defun bdf-initialize () | |
154 | "Initialize `bdf' library." | |
155 | (and (bdf-read-cache) | |
156 | (add-hook 'kill-emacs-hook 'bdf-write-cache))) | |
157 | ||
158 | (defun bdf-compact-code (code code-range) | |
159 | (if (or (< code (aref code-range 4)) | |
160 | (> code (aref code-range 5))) | |
161 | (setq code (aref code-range 6))) | |
162 | (+ (* (- (lsh code -8) (aref code-range 0)) | |
163 | (1+ (- (aref code-range 3) (aref code-range 2)))) | |
164 | (- (logand code 255) (aref code-range 2)))) | |
165 | ||
166 | (defun bdf-expand-code (code code-range) | |
167 | (let ((code0-range (1+ (- (aref code-range 3) (aref code-range 2))))) | |
168 | (+ (* (+ (/ code code0-range) (aref code-range 0)) 256) | |
169 | (+ (% code code0-range) (aref code-range 2))))) | |
170 | ||
171 | (defun bdf-search-and-read (match limit) | |
172 | (goto-char (point-min)) | |
173 | (and (search-forward match limit t) | |
174 | (progn | |
175 | (goto-char (match-end 0)) | |
176 | (read (current-buffer))))) | |
177 | ||
178 | (defun bdf-read-font-info (bdfname) | |
179 | "Read `BDF' font file BDFNAME and return information (FONT-INFO) of the file. | |
76875dcb | 180 | BDFNAME must be an absolute file name. |
e62e3e6b | 181 | FONT-INFO is a list of the following format: |
76875dcb | 182 | (BDFFILE MOD-TIME FONT-BOUNDING-BOX |
e62e3e6b KH |
183 | RELATIVE-COMPOSE BASELINE-OFFSET CODE-RANGE MAXLEN OFFSET-VECTOR) |
184 | ||
e62e3e6b KH |
185 | MOD-TIME is last modification time as a list of two integers, the |
186 | first integer has high-order 16 bits, the second has low 16 bits. | |
187 | ||
76875dcb KH |
188 | SIZE is a size of the font on 72 dpi device. This value is got |
189 | from SIZE record of the font. | |
e62e3e6b KH |
190 | |
191 | FONT-BOUNDING-BOX is the font bounding box as a list of four integers, | |
192 | BBX-WIDTH, BBX-HEIGHT, BBX-XOFF, and BBX-YOFF. | |
193 | ||
194 | RELATIVE-COMPOSE is an integer value of the font's property | |
195 | `_MULE_RELATIVE_COMPOSE'. If the font doesn't have this property, the | |
196 | value is 0. | |
197 | ||
198 | BASELINE-OFFSET is an integer value of the font's property | |
199 | `_MULE_BASELINE_OFFSET'. If the font doesn't have this property, the | |
200 | value is 0. | |
201 | ||
202 | CODE-RANGE is a vector of minimum 1st byte, maximum 1st byte, minimum | |
203 | 2nd byte, maximum 2nd byte, minimum code, maximum code, and default | |
204 | code. For 1-byte fonts, the first two elements are 0. | |
205 | ||
64d8e7fd | 206 | MAXLEN is a maximum bytes of one glyph information in the font file. |
e62e3e6b KH |
207 | |
208 | OFFSET-VECTOR is a vector of a file position which starts bitmap data | |
209 | of the glyph in the font file. | |
210 | ||
211 | Nth element of OFFSET-VECTOR is a file position for the glyph of code | |
212 | CODE, where N and CODE are in the following relation: | |
213 | (bdf-compact-code CODE) => N, (bdf-expand-code N) => CODE" | |
76875dcb | 214 | (let* ((buf (bdf-find-file bdfname)) |
e62e3e6b KH |
215 | (maxlen 0) |
216 | (relative-compose 'false) | |
217 | (baseline-offset 0) | |
218 | size | |
76875dcb | 219 | dpi |
f1180544 | 220 | font-bounding-box |
e62e3e6b KH |
221 | default-char |
222 | code-range | |
223 | offset-vector) | |
224 | (if buf | |
225 | (message "Reading %s..." bdfname) | |
226 | (error "BDF file %s doesn't exist" bdfname)) | |
227 | (unwind-protect | |
228 | (save-excursion | |
229 | (set-buffer buf) | |
230 | (goto-char (point-min)) | |
231 | (search-forward "\nFONTBOUNDINGBOX") | |
232 | (setq font-bounding-box | |
233 | (vector (read (current-buffer)) (read (current-buffer)) | |
234 | (read (current-buffer)) (read (current-buffer)))) | |
235 | ;; The following kludgy code is to avoid bugs of fonts | |
236 | ;; jiskan16.bdf and jiskan24.bdf distributed with X. | |
237 | ;; They contain wrong FONTBOUNDINGBOX. | |
238 | (and (> (aref font-bounding-box 3) 0) | |
239 | (string-match "jiskan\\(16\\|24\\)" bdfname) | |
240 | (aset font-bounding-box 3 | |
241 | (- (aref font-bounding-box 3)))) | |
242 | ||
243 | (goto-char (point-min)) | |
76875dcb KH |
244 | (search-forward "\nFONT ") |
245 | (if (looking-at "-[^-]*-[^-]*-[^-]*-[^-]*-[^-]*-[^-]*-\\([0-9]+\\)") | |
4836694e | 246 | (setq size (string-to-number (match-string 1))) |
76875dcb KH |
247 | (search-forward "\nSIZE ") |
248 | (setq size (read (current-buffer))) | |
20525d8c | 249 | ;; The following kludgy code is to avoid bugs of several |
76875dcb KH |
250 | ;; fonts which have wrong SIZE record. |
251 | (and (string-match "jiskan" bdfname) | |
252 | (<= size (/ (aref font-bounding-box 1) 3)) | |
253 | (setq size (aref font-bounding-box 1))) | |
254 | (setq dpi (read (current-buffer))) | |
255 | (if (and (> dpi 0) (/= dpi 72)) | |
256 | (setq size (/ (* size dpi) 72)))) | |
e62e3e6b KH |
257 | |
258 | (setq default-char (bdf-search-and-read "\nDEFAULT_CHAR" nil)) | |
259 | ||
260 | (search-forward "\nSTARTCHAR") | |
261 | (forward-line -1) | |
262 | (let ((limit (point))) | |
263 | (setq relative-compose | |
264 | (or (bdf-search-and-read "\n_MULE_RELATIVE_COMPOSE" limit) | |
265 | 'false) | |
266 | baseline-offset | |
267 | (or (bdf-search-and-read "\n_MULE_BASELINE_OFFSET" limit) | |
268 | 0))) | |
269 | ||
270 | (let ((min-code0 256) (min-code1 256) (min-code 65536) | |
271 | (max-code0 0) (max-code1 0) (max-code 0) | |
64d8e7fd | 272 | glyph glyph-list code0 code1 code offset) |
e62e3e6b KH |
273 | |
274 | (while (search-forward "\nSTARTCHAR" nil t) | |
275 | (setq offset (line-beginning-position)) | |
276 | (search-forward "\nENCODING") | |
3509543c KH |
277 | (setq code (read (current-buffer))) |
278 | (if (< code 0) | |
279 | (search-forward "ENDCHAR") | |
280 | (setq code0 (lsh code -8) | |
281 | code1 (logand code 255) | |
282 | min-code (min min-code code) | |
283 | max-code (max max-code code) | |
284 | min-code0 (min min-code0 code0) | |
285 | max-code0 (max max-code0 code0) | |
286 | min-code1 (min min-code1 code1) | |
287 | max-code1 (max max-code1 code1)) | |
288 | (search-forward "ENDCHAR") | |
289 | (setq maxlen (max maxlen (- (point) offset)) | |
290 | glyph-list (cons (cons code offset) glyph-list)))) | |
e62e3e6b KH |
291 | |
292 | (setq code-range | |
293 | (vector min-code0 max-code0 min-code1 max-code1 | |
294 | min-code max-code (or default-char min-code)) | |
295 | offset-vector | |
296 | (make-vector (1+ (bdf-compact-code max-code code-range)) | |
297 | nil)) | |
298 | ||
299 | (while glyph-list | |
300 | (setq glyph (car glyph-list) | |
301 | glyph-list (cdr glyph-list)) | |
302 | (aset offset-vector | |
303 | (bdf-compact-code (car glyph) code-range) | |
304 | (cdr glyph))))) | |
305 | ||
306 | (kill-buffer buf)) | |
307 | (message "Reading %s...done" bdfname) | |
76875dcb | 308 | (list bdfname (bdf-file-mod-time bdfname) |
e62e3e6b KH |
309 | size font-bounding-box relative-compose baseline-offset |
310 | code-range maxlen offset-vector))) | |
311 | ||
76875dcb KH |
312 | (defsubst bdf-info-absolute-path (font-info) (nth 0 font-info)) |
313 | (defsubst bdf-info-mod-time (font-info) (nth 1 font-info)) | |
314 | (defsubst bdf-info-size (font-info) (nth 2 font-info)) | |
315 | (defsubst bdf-info-font-bounding-box (font-info) (nth 3 font-info)) | |
316 | (defsubst bdf-info-relative-compose (font-info) (nth 4 font-info)) | |
317 | (defsubst bdf-info-baseline-offset (font-info) (nth 5 font-info)) | |
318 | (defsubst bdf-info-code-range (font-info) (nth 6 font-info)) | |
319 | (defsubst bdf-info-maxlen (font-info) (nth 7 font-info)) | |
320 | (defsubst bdf-info-offset-vector (font-info) (nth 8 font-info)) | |
e62e3e6b KH |
321 | |
322 | (defun bdf-get-font-info (bdfname) | |
323 | "Return information about `BDF' font file BDFNAME. | |
76875dcb | 324 | BDFNAME must be an absolute file name. |
e62e3e6b | 325 | The value FONT-INFO is a list of the following format: |
76875dcb | 326 | (BDFNAME MOD-TIME SIZE FONT-BOUNDING-BOX |
e62e3e6b KH |
327 | RELATIVE-COMPOSE BASELINE-OFFSET CODE-RANGE MAXLEN OFFSET-VECTOR) |
328 | See the documentation of the function `bdf-read-font-info' for more detail." | |
329 | (or bdf-cache | |
330 | (bdf-read-cache)) | |
331 | (let ((font-info (assoc bdfname bdf-cache))) | |
332 | (if (or (not font-info) | |
76875dcb | 333 | (not (file-readable-p bdfname)) |
e62e3e6b KH |
334 | (bdf-file-newer-than-time bdfname (bdf-info-mod-time font-info))) |
335 | (progn | |
336 | (setq font-info (bdf-read-font-info bdfname)) | |
337 | (bdf-set-cache font-info))) | |
338 | font-info)) | |
339 | ||
76875dcb | 340 | (defun bdf-read-bitmap (bdfname offset maxlen relative-compose) |
64d8e7fd GM |
341 | "Read `BDF' font file BDFNAME to get bitmap data at file position OFFSET. |
342 | BDFNAME is an absolute path name of the font file. | |
e62e3e6b KH |
343 | MAXLEN specifies how many bytes we should read at least. |
344 | The value is a list of DWIDTH, BBX, and BITMAP-STRING. | |
345 | DWIDTH is a pixel width of a glyph. | |
346 | BBX is a bounding box of the glyph. | |
347 | BITMAP-STRING is a string representing bits by hexadecimal digits." | |
0240cfba | 348 | (let* ((coding-system-for-read 'no-conversion) |
76875dcb | 349 | (bbx (bdf-info-font-bounding-box (bdf-get-font-info bdfname))) |
0240cfba GM |
350 | (dwidth (elt bbx 0)) |
351 | (bitmap-string "") | |
352 | height yoff) | |
e62e3e6b KH |
353 | (condition-case nil |
354 | (with-temp-buffer | |
355 | (insert-file-contents bdfname nil offset (+ offset maxlen)) | |
356 | (goto-char (point-min)) | |
357 | (search-forward "\nDWIDTH") | |
358 | (setq dwidth (read (current-buffer))) | |
76875dcb KH |
359 | (if (= dwidth 0) |
360 | (setq dwidth 0.1)) | |
e62e3e6b KH |
361 | (goto-char (point-min)) |
362 | (search-forward "\nBBX") | |
363 | (setq bbx (vector (read (current-buffer)) (read (current-buffer)) | |
364 | (read (current-buffer)) (read (current-buffer))) | |
64d8e7fd GM |
365 | height (aref bbx 1) |
366 | yoff (aref bbx 3)) | |
e62e3e6b KH |
367 | (search-forward "\nBITMAP") |
368 | (forward-line 1) | |
369 | (delete-region (point-min) (point)) | |
370 | (and (looking-at "\\(0+\n\\)+") | |
371 | (progn | |
372 | (setq height (- height (count-lines (point) (match-end 0)))) | |
373 | (delete-region (point) (match-end 0)))) | |
374 | (or (looking-at "ENDCHAR") | |
375 | (progn | |
376 | (search-forward "ENDCHAR" nil 'move) | |
377 | (forward-line -1) | |
378 | (while (looking-at "0+$") | |
379 | (setq yoff (1+ yoff) | |
380 | height (1- height)) | |
381 | (forward-line -1)) | |
382 | (forward-line 1))) | |
383 | (aset bbx 1 height) | |
384 | (aset bbx 3 yoff) | |
385 | (delete-region (point) (point-max)) | |
386 | (goto-char (point-min)) | |
387 | (while (not (eobp)) | |
388 | (end-of-line) | |
389 | (delete-char 1)) | |
390 | (setq bitmap-string (buffer-string))) | |
391 | (error nil)) | |
76875dcb KH |
392 | (vector dwidth (aref bbx 0) (aref bbx 1) (aref bbx 2) (aref bbx 3) |
393 | (concat "<" bitmap-string ">") | |
394 | (or relative-compose 'false)))) | |
395 | ||
396 | (defun bdf-get-bitmap (bdfname code) | |
397 | "Return bitmap information of glyph of CODE in `BDF' font file BDFNAME. | |
398 | CODE is an encoding number of glyph in the file. | |
399 | The value is a list (DWIDTH BBX BITMAP-STRING). | |
e62e3e6b KH |
400 | DWIDTH is a pixel width of a glyph. |
401 | BBX is a bounding box of the glyph. | |
402 | BITMAP-STRING is a string representing bits by hexadecimal digits." | |
76875dcb KH |
403 | (let* ((info (bdf-get-font-info bdfname)) |
404 | (maxlen (bdf-info-maxlen info)) | |
405 | (code-range (bdf-info-code-range info)) | |
406 | (offset-vector (bdf-info-offset-vector info))) | |
407 | (bdf-read-bitmap bdfname | |
408 | (aref offset-vector (bdf-compact-code code code-range)) | |
409 | maxlen (bdf-info-relative-compose info)))) | |
410 | ||
411 | ;;; Interface to ps-mule.el | |
e62e3e6b KH |
412 | |
413 | ;; Called from ps-mule-init-external-library. | |
414 | (defun bdf-generate-prologue () | |
415 | (or bdf-cache | |
416 | (bdf-initialize)) | |
417 | (ps-mule-generate-bitmap-prologue)) | |
418 | ||
76875dcb KH |
419 | ;; Called from ps-mule-check-font. |
420 | (defun bdf-check-font (font-spec) | |
421 | (let ((font-name-list (ps-mule-font-spec-name font-spec))) | |
422 | (ps-mule-font-spec-set-name | |
423 | font-spec | |
424 | (if (stringp font-name-list) | |
425 | (bdf-expand-file-name font-name-list) | |
426 | (catch 'tag | |
427 | (dolist (font-name font-name-list) | |
428 | (setq font-name (bdf-expand-file-name font-name)) | |
429 | (if font-name | |
430 | (throw 'tag font-name)))))))) | |
431 | ||
e62e3e6b | 432 | ;; Called from ps-mule-generate-font. |
76875dcb KH |
433 | (defun bdf-generate-font (font-spec) |
434 | (let ((info (bdf-get-font-info (ps-mule-font-spec-name font-spec)))) | |
435 | (ps-mule-font-spec-set-extra | |
436 | font-spec (bdf-info-absolute-path info)) | |
437 | (ps-mule-generate-bitmap-font font-spec | |
438 | (bdf-info-size info) | |
439 | (bdf-info-relative-compose info) | |
440 | (bdf-info-baseline-offset info) | |
441 | (bdf-info-font-bounding-box info)))) | |
442 | ||
443 | ;; Called from ps-mule-generate-glyph. | |
444 | (defun bdf-generate-glyph (font-spec char) | |
445 | (let ((font-name (ps-mule-font-spec-extra font-spec)) | |
446 | (code (ps-mule-encode-char char font-spec))) | |
447 | (ps-mule-generate-bitmap-glyph font-spec char code | |
448 | (bdf-get-bitmap font-name code)))) | |
e62e3e6b KH |
449 | |
450 | (provide 'ps-bdf) | |
451 | ||
cbee283d | 452 | ;; arch-tag: 9b875ba8-565a-4ecf-acaa-30cee732c898 |
e62e3e6b | 453 | ;;; ps-bdf.el ends here |