1 ;;;; framework-ps.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 2004--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
7 (define-module (scm framework-ps))
9 ;;; this is still too big a mess.
11 (use-modules (ice-9 regex)
19 (define framework-ps-module (current-module))
21 ;;(define pdebug stderr)
22 (define (pdebug . rest) #f)
24 (define mm-to-bigpoint
28 (define-public (ps-font-command font)
29 (let* ((name (munge-lily-font-name (ly:font-file-name font)))
30 (magnify (ly:font-magnification font)))
34 (string-regexp-substitute "[ /%]" "_" name)
35 "m" (string-encode-integer (inexact->exact (round (* 1000 magnify)))))))
37 (define (tex-font? fontname)
39 (equal? (substring fontname 0 2) "cm")
40 (equal? (substring fontname 0 2) "ec")))
43 (define (define-fonts paper)
44 (define font-list (ly:paper-fonts paper))
45 (define (define-font command fontname scaling)
47 "/" command " { /" fontname " findfont "
48 (ly:number->string scaling) " output-scale div scalefont } bind def\n"))
50 (define (standard-tex-font? x)
51 (or (equal? (substring x 0 2) "ms")
52 (equal? (substring x 0 2) "cm")))
54 (define (font-load-command font)
55 (let* ((specced-font-name (ly:font-name font))
56 (fontname (if specced-font-name
57 (munge-lily-font-name specced-font-name)
58 (ly:font-file-name font)))
59 (command (ps-font-command font))
61 ;; FIXME -- see (ps-font-command )
62 (plain (ps-font-command font))
63 (designsize (ly:font-design-size font))
64 (magnification (* (ly:font-magnification font)))
65 (ops (ly:output-def-lookup paper 'outputscale))
66 (scaling (* ops magnification designsize)))
68 ;; Bluesky pfbs have UPCASE names (sigh.)
69 ;; FIXME - don't support Bluesky?
70 (if (standard-tex-font? fontname)
71 (set! fontname (string-upcase fontname)))
72 (if (equal? fontname "unknown")
73 (display (list font fontname)))
74 (define-font plain fontname scaling)))
78 (map (lambda (x) (font-load-command x))
79 (filter (lambda (x) (not (ly:pango-font? x)))
82 ;; FIXME: duplicated in other output backends
83 ;; FIXME: silly interface name
84 (define (output-variables layout)
85 ;; FIXME: duplicates output-layout's scope-entry->string, mostly
86 (define (value->string val)
88 ((string? val) (string-append "(" val ")"))
89 ((symbol? val) (symbol->string val))
90 ((number? val) (number->string val))
93 (define (output-entry ps-key ly-key)
96 (value->string (ly:output-def-lookup layout ly-key)) " def\n"))
100 (number->string mm-to-bigpoint)
101 " def %% millimeter\n"
102 (output-entry "staff-line-thickness" 'linethickness)
103 (output-entry "line-width" 'linewidth)
104 (output-entry "paper-size" 'papersizename)
105 (output-entry "staff-height" 'staffheight) ;junkme.
107 (number->string (ly:output-def-lookup layout 'outputscale))
109 (output-entry "page-height" 'vsize)
110 (output-entry "page-width" 'hsize)))
112 (define (dump-page outputter page page-number page-count landscape?)
113 (ly:outputter-dump-string
117 (number->string page-number) " " (number->string page-count) "\n"
121 "page-width output-scale lily-output-units mul mul 0 translate 90 rotate\n"
126 "set-ps-scale-to-lily-scale "
128 (ly:outputter-dump-stencil outputter page)
129 (ly:outputter-dump-string outputter "} stop-system \nshowpage\n"))
131 (define (supplies-or-needs paper load-fonts?)
132 (define (extract-names font)
133 (if (ly:pango-font? font)
134 (map car (ly:pango-font-physical-fonts font))
135 (list (munge-lily-font-name (ly:font-name font)))))
137 (let* ((fonts (ly:paper-fonts paper))
138 (names (apply append (map extract-names fonts))))
144 "%%DocumentSuppliedResources: font ~a\n"
145 "%%DocumentNeededResources: font ~a\n")
147 (uniq-list (sort names string<?))))))
149 (define (eps-header paper bbox load-fonts?)
150 (string-append "%!PS-Adobe-2.0 EPSF-2.0\n"
151 "%%Creator: LilyPond\n"
153 (string-join (map ly:number->string bbox) " ") "\n"
155 (if (eq? (ly:output-def-lookup paper 'landscape) #t)
158 (supplies-or-needs paper load-fonts?)
161 (define (page-header paper page-count load-fonts?)
162 (string-append "%!PS-Adobe-3.0\n"
163 "%%Creator: LilyPond\n"
164 "%%Pages: " (number->string page-count) "\n"
165 "%%PageOrder: Ascend\n"
167 (if (eq? (ly:output-def-lookup paper 'landscape) #t)
170 "%%DocumentPaperSizes: "
171 (ly:output-def-lookup paper 'papersizename) "\n"
172 (supplies-or-needs paper load-fonts?)
175 (define (procset file-name)
178 "%%BeginResource: procset (~a) 1 0
182 file-name (cached-file-contents file-name))))
184 (define (setup paper)
189 (output-variables paper)
192 (define-public (munge-lily-font-name name)
193 (regexp-substitute/global #f "([eE]mmentaler|[aA]ybabtu)"
194 name 'pre "PFA" 1 'post))
196 (define (cff-font? font)
198 ((cff-string (ly:otf-font-table-data font "CFF ")))
199 (> (string-length cff-string) 0)))
201 (define-public (ps-embed-cff body font-set-name version)
204 (format "/~a ~s StartData " font-set-name (string-length body))
209 "%%BeginResource: font ~a
210 %!PS-Adobe-3.0 Resource-FontSet
211 %%DocumentNeededResources: ProcSet (FontSetInit)
212 %%Title: (FontSet/~a)
215 %%IncludeResource: ProcSet (FontSetInit)
216 %%BeginResource: FontSet (~a)
217 /FontSetInit /ProcSet findresource begin
218 %%BeginData: ~s Binary Bytes
220 font-set-name font-set-name version font-set-name
221 (string-length binary-data)))
233 (define (write-preamble paper load-fonts? port)
235 (define (load-font-via-GS font-name-filename)
236 (define (ps-load-file name)
237 (format "(~a) (r) file .loadfont " name))
239 (let* ((font (car font-name-filename))
240 (name (cadr font-name-filename))
241 (file-name (caddr font-name-filename))
242 (bare-file-name (ly:find-file file-name)))
245 (munge-lily-font-name name)
247 ((string-match "([eE]mmentaler|[Aa]ybabtu)" file-name)
248 (ps-load-file (ly:find-file
249 (format "~a.pfa" (munge-lily-font-name file-name)))))
250 ((string? bare-file-name)
251 (ps-load-file (munge-lily-font-name file-name)))
253 (ly:warning (_ "don't know how to embed ~S=~S") name file-name)
256 (define (load-font font-name-filename)
257 (let* ((font (car font-name-filename))
258 (name (cadr font-name-filename))
259 (file-name (caddr font-name-filename))
260 (bare-file-name (ly:find-file file-name)))
263 (munge-lily-font-name name)
265 ((and bare-file-name (string-match "\\.pfa" bare-file-name))
266 (cached-file-contents bare-file-name))
267 ((and bare-file-name (string-match "\\.pfb" bare-file-name))
268 (ly:pfb->pfa bare-file-name))
269 ((and bare-file-name (string-match "\\.ttf" bare-file-name))
270 (ly:ttf->pfa bare-file-name))
272 ((string-match "([eE]mmentaler|[Aa]ybabtu)" file-name)
273 (cached-file-contents
274 (format "~a.pfa" (munge-lily-font-name file-name))))
276 ((and bare-file-name (string-match "\\.otf" bare-file-name))
277 (ps-embed-cff (ly:otf->cff bare-file-name) name 0))
279 ((and bare-file-name (string-match "\\.ttf" bare-file-name))
280 (ly:ttf->pfa bare-file-name))
282 ((and font (cff-font? font))
283 (ps-embed-cff (ly:otf-font-table-data font "CFF ")
287 (ly:warning (_ "don't know how to embed ~S=~S") name file-name)
290 (define (load-fonts paper)
291 (let* ((fonts (ly:paper-fonts paper))
296 ((string? (ly:font-file-name font))
300 (ly:font-file-name font))))
301 ((ly:pango-font? font)
303 (lambda (name-psname-pair)
305 (car name-psname-pair)
306 (cdr name-psname-pair)))
307 (ly:pango-font-physical-fonts font)))
309 (ly:font-sub-fonts font))))
314 (sort (apply append all-font-names)
315 (lambda (x y) (string<? (cadr x) (cadr y))))))
317 (pfas (map load-font font-names)))
323 (format port "\n%%BeginFont: ~a\n" (car f))
324 (display (cdr f) port)
325 (display "\n%%EndFont\n" port))
328 (display (setup paper) port)
330 ; adobe note 5002: should initialize variables before loading routines.
331 (display (procset "music-drawing-routines.ps") port)
332 (display (procset "lilyponddefs.ps") port)
333 (display "init-lilypond-parameters\n" port))
335 (define-public (output-framework basename book scopes fields)
336 (let* ((filename (format "~a.ps" basename))
337 (outputter (ly:make-paper-outputter filename "ps"))
338 (paper (ly:paper-book-paper book))
339 (pages (ly:paper-book-pages book))
340 (landscape? (eq? (ly:output-def-lookup paper 'landscape) #t))
341 (page-number (1- (ly:output-def-lookup paper 'firstpagenumber)))
342 (page-count (length pages))
343 (port (ly:outputter-port outputter)))
345 (output-scopes scopes fields basename)
346 (display (page-header paper page-count #t) port)
347 (write-preamble paper #t port)
351 (set! page-number (1+ page-number))
352 (dump-page outputter page page-number page-count landscape?))
355 (display "%%Trailer\n%%EOF\n" port)
356 (ly:outputter-close outputter)
357 (postprocess-output book framework-ps-module filename
358 (completize-formats (ly:output-formats)))))
360 (if (not (defined? 'nan?))
361 (define (nan? x) #f))
363 (if (not (defined? 'inf?))
364 (define (inf? x) #f))
366 (define-public (dump-stencil-as-EPS paper dump-me filename load-fonts?)
367 (define (mm-to-bp-box mmbox)
368 (let* ((scale (ly:output-def-lookup paper 'outputscale))
372 (round (* x scale mm-to-bigpoint)))) mmbox)))
374 (list (car box) (cadr box)
375 (max (1+ (car box)) (caddr box))
376 (max (1+ (cadr box)) (cadddr box)))))
378 (let* ((outputter (ly:make-paper-outputter (format "~a.eps" filename) "ps"))
379 (port (ly:outputter-port outputter))
380 (xext (ly:stencil-extent dump-me X))
381 (yext (ly:stencil-extent dump-me Y))
385 (if (or (nan? x) (inf? x))
387 (list (car xext) (car yext)
388 (cdr xext) (cdr yext))))
389 (rounded-bbox (mm-to-bp-box bbox))
390 (port (ly:outputter-port outputter))
391 (header (eps-header paper rounded-bbox load-fonts?)))
393 (display header port)
394 (write-preamble paper load-fonts? port)
395 (display "start-system { set-ps-scale-to-lily-scale \n" port)
396 (ly:outputter-dump-stencil outputter dump-me)
397 (display "} stop-system\n%%Trailer\n%%EOF\n" port)
398 (ly:outputter-close outputter)))
401 (define-public (output-preview-framework basename book scopes fields)
403 (let* ((paper (ly:paper-book-paper book))
404 (systems (ly:paper-book-systems book))
405 (scale (ly:output-def-lookup paper 'outputscale))
406 (to-dump-systems '())
415 'preview-include-book-title
416 (ly:get-option 'command-line-settings)
418 (< 1 (length systems))
419 (ly:paper-system-title? (list-ref systems 0))
420 (ly:paper-system-title? (list-ref systems 1)))
421 (set! systems (cdr systems)))
426 (ly:paper-system-title? sys)
427 (not (pair? to-dump-systems))
428 (ly:paper-system-title? (car to-dump-systems)))
429 (set! to-dump-systems (cons sys to-dump-systems))))
434 (stack-stencils Y DOWN 0.0
435 (map ly:paper-system-stencil (reverse to-dump-systems)))
436 (format "~a.preview" basename)
439 (postprocess-output book framework-ps-module
440 (format "~a.preview.eps" basename)
441 (completize-formats (cons "png" (ly:output-formats))))
445 (define-public (output-preview-framework basename book scopes fields)
447 (let* ((paper (ly:paper-book-paper book))
448 (systems (ly:paper-book-systems book))
449 (scale (ly:output-def-lookup paper 'outputscale))
450 (titles (take-while ly:paper-system-title? systems))
451 (non-title (find (lambda (x)
452 (not (ly:paper-system-title? x))) systems))
454 (stack-stencils Y DOWN 0.0
455 (map ly:paper-system-stencil
456 (append titles (list non-title))))))
457 (output-scopes scopes fields basename)
458 (dump-stencil-as-EPS paper dump-me
459 (format "~a.preview" basename)
462 (postprocess-output book framework-ps-module
463 (format "~a.preview.eps" basename)
464 (completize-formats (ly:output-formats)))
468 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
470 (define-public (convert-to-pdf book name)
471 (let* ((defs (ly:paper-book-paper book))
472 (papersizename (ly:output-def-lookup defs 'papersizename)))
474 (if (equal? (basename name ".ps") "-")
475 (ly:warning (_ "can't convert <stdout> to ~S" "PDF"))
476 (postscript->pdf (if (string? papersizename) papersizename "a4")
479 (define-public (convert-to-png book name)
480 (let* ((defs (ly:paper-book-paper book))
481 (defs-resolution (ly:output-def-lookup defs 'pngresolution))
482 (resolution (if (number? defs-resolution)
484 (cdr (assoc 'resolution
485 (ly:get-option 'command-line-settings)))))
486 (papersizename (ly:output-def-lookup defs 'papersizename)))
488 (postscript->png resolution
489 (if (string? papersizename)
494 (define-public (convert-to-dvi book name)
495 (ly:warning (_ "can't generate ~S using the postscript back-end") "DVI"))
497 (define-public (convert-to-tex book name)
498 (ly:warning (_ "can't generate ~S using the postscript back-end") "TeX"))
500 (define-public (convert-to-ps book name)