1 ;;;; This file is part of LilyPond, the GNU music typesetter.
3 ;;;; (c) 1998--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
4 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
6 ;;;; LilyPond is free software: you can redistribute it and/or modify
7 ;;;; it under the terms of the GNU General Public License as published by
8 ;;;; the Free Software Foundation, either version 3 of the License, or
9 ;;;; (at your option) any later version.
11 ;;;; LilyPond is distributed in the hope that it will be useful,
12 ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13 ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 ;;;; GNU General Public License for more details.
16 ;;;; You should have received a copy of the GNU General Public License
17 ;;;; along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
20 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
23 (define-public (format-metronome-markup text dur count context)
24 (let* ((hide-note (eq? #t (ly:context-property context 'tempoHideNote))))
25 (metronome-markup text dur count hide-note)))
27 (define-public (metronome-markup text dur count hide-note)
28 (let* ((note-mark (if (and (not hide-note) (ly:duration? dur))
30 (make-note-by-number-markup (ly:duration-log dur)
31 (ly:duration-dot-count dur)
34 (note-markup (if (and (not hide-note) (number? count) (> count 0) )
37 (make-general-align-markup Y DOWN note-mark)
38 (make-simple-markup " ")
39 (make-simple-markup "=")
40 (make-simple-markup " ")
41 (make-simple-markup (number->string count))))
43 (text-markup (if (not (null? text))
44 (make-bold-markup text)
47 (if (and note-markup (not hide-note))
48 (make-line-markup (list text-markup
50 (list (make-simple-markup "(")
52 (make-simple-markup ")")))))
53 (make-line-markup (list text-markup)))
55 (make-line-markup (list note-markup))
56 (make-null-markup)))))
58 (define-public (format-mark-alphabet mark context)
59 (make-bold-markup (make-markalphabet-markup (1- mark))))
61 (define-public (format-mark-box-alphabet mark context)
62 (make-bold-markup (make-box-markup (make-markalphabet-markup (1- mark)))))
64 (define-public (format-mark-circle-alphabet mark context)
65 (make-bold-markup (make-circle-markup (make-markalphabet-markup (1- mark)))))
67 (define-public (format-mark-letters mark context)
68 (make-bold-markup (make-markletter-markup (1- mark))))
70 (define-public (format-mark-numbers mark context)
71 (make-bold-markup (number->string mark)))
73 (define-public (format-mark-barnumbers mark context)
74 (make-bold-markup (number->string (ly:context-property context
77 (define-public (format-mark-box-letters mark context)
78 (make-bold-markup (make-box-markup (make-markletter-markup (1- mark)))))
80 (define-public (format-mark-circle-letters mark context)
81 (make-bold-markup (make-circle-markup (make-markletter-markup (1- mark)))))
83 (define-public (format-mark-box-numbers mark context)
84 (make-bold-markup (make-box-markup (number->string mark))))
86 (define-public (format-mark-circle-numbers mark context)
87 (make-bold-markup (make-circle-markup (number->string mark))))
89 (define-public (format-mark-box-barnumbers mark context)
90 (make-bold-markup (make-box-markup
91 (number->string (ly:context-property context
92 'currentBarNumber)))))
94 (define-public (format-mark-circle-barnumbers mark context)
95 (make-bold-markup (make-circle-markup
96 (number->string (ly:context-property context
97 'currentBarNumber)))))
100 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
103 (define-public (format-bass-figure figure event context)
104 (let* ((fig (ly:event-property event 'figure))
105 (fig-markup (if (number? figure)
107 ;; this is not very elegant, but center-aligning
108 ;; all digits is problematic with other markups,
109 ;; and shows problems in the (lack of) overshoot
110 ;; of feta-alphabet glyphs.
112 (lambda (y) (make-translate-scaled-markup
117 ((eq? #t (ly:event-property event 'diminished))
118 (markup #:slashed-digit figure))
119 ((eq? #t (ly:event-property event 'augmented-slash))
120 (markup #:backslashed-digit figure))
121 (else (markup #:number (number->string figure 10)))))
124 (alt (ly:event-property event 'alteration))
128 #:general-align Y DOWN #:fontsize
129 (if (not (= alt DOUBLE-SHARP))
131 (alteration->text-accidental-markup alt))
134 (plus-markup (if (eq? #t (ly:event-property event 'augmented))
135 (markup #:number "+")
138 (alt-dir (ly:context-property context 'figuredBassAlterationDirection))
139 (plus-dir (ly:context-property context 'figuredBassPlusDirection)))
141 (if (and (not fig-markup) alt-markup)
143 (set! fig-markup (markup #:left-align #:pad-around 0.3 alt-markup))
144 (set! alt-markup #f)))
147 ;; hmm, how to get figures centered between note, and
148 ;; lone accidentals too?
150 ;; (if (markup? fig-markup)
152 ;; fig-markup (markup #:translate (cons 1.0 0)
153 ;; #:center-align fig-markup)))
157 (markup #:put-adjacent
158 X (if (number? alt-dir)
162 #:pad-x 0.2 alt-markup)))
167 (markup #:put-adjacent
168 X (if (number? plus-dir)
172 #:pad-x 0.2 plus-markup)
175 (if (markup? fig-markup)
176 (markup #:fontsize -2 fig-markup)
180 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
183 (define-public (determine-frets context grob notes string-numbers)
185 (define (ensure-number a b)
190 (define (string-frets->dot-placement string-frets string-count)
191 (let* ((desc (list->vector
192 (map (lambda (x) (list 'mute (1+ x)))
193 (iota string-count)))))
195 (for-each (lambda (sf)
196 (let* ((string (car sf))
205 (list 'place-fret string fret finger)
206 (list 'place-fret string fret))))))
209 (vector->list desc)))
211 (define (get-predefined-fretboard predefined-fret-table tuning pitches)
212 ; (_i "Search through @var{predefined-fret-table} looking for a predefined
213 ;fretboard with a key of @var{(tuning . pitches)}. The search will check
214 ;both up and down an octave in order to accomodate transposition of the
216 (define (get-fretboard key)
218 (hash-get-handle predefined-fret-table key)))
220 (cdr hash-handle) ; return table entry
223 (let ((test-fretboard (get-fretboard (cons tuning pitches))))
224 (if (not (null? test-fretboard))
226 (let ((test-fretboard
228 (cons tuning (map (lambda (x) (shift-octave x 1)) pitches)))))
229 (if (not (null? test-fretboard))
232 (cons tuning (map (lambda (x) (shift-octave x -1))
236 (let* ((tunings (ly:context-property context 'stringTunings))
237 (my-string-count (length tunings))
238 (details (ly:grob-property grob 'fret-diagram-details))
240 (ly:context-property context 'predefinedDiagramTable))
241 (pitches (map (lambda (x) (ly:event-property x 'pitch)) notes))
242 (predefined-fretboard
244 (get-predefined-fretboard
250 (set! (ly:grob-property grob 'fret-diagram-details)
252 (acons 'string-count my-string-count '())
253 (acons 'string-count my-string-count details)))
255 (set! (ly:grob-property grob 'dot-placement-list)
256 (if (not (null? predefined-fretboard))
260 (ly:context-property context 'minimumFret)
264 (ly:context-property context 'maximumFretStretch)
273 (string-frets->dot-placement
275 my-string-count))))))
277 (define-public (determine-frets-mf notes string-numbers
278 minimum-fret max-stretch
281 (define (calc-fret pitch string tuning)
282 (- (ly:pitch-semitones pitch) (list-ref tuning (1- string))))
284 (define (note-pitch a)
285 (ly:event-property a 'pitch))
287 (define (note-pitch>? a b)
288 (ly:pitch<? (note-pitch b)
291 (define (note-finger ev)
292 (let* ((articulations (ly:event-property ev 'articulations))
296 (let* ((num (ly:event-property art 'digit)))
298 (if (and (eq? 'fingering-event (ly:event-property art 'class))
300 (set! finger-found num))))
305 (define (note-string ev)
306 (let* ((articulations (ly:event-property ev 'articulations))
310 (let* ((num (ly:event-property art 'string-number)))
313 (set! string-found num))))
318 (define (del-string string)
321 (delete string free-strings))))
323 (define specified-frets '())
324 (define free-strings '())
326 (define (close-enough fret)
331 (map (lambda (specced-fret)
332 (> max-stretch (abs (- fret specced-fret))))
335 (define (string-qualifies string pitch)
336 (let* ((fret (calc-fret pitch string tunings)))
337 (and (>= fret minimum-fret)
338 (close-enough fret))))
340 (define string-fret-fingering-tuples '())
341 (define (set-fret note string)
342 (set! string-fret-fingering-tuples
344 (calc-fret (ly:event-property note 'pitch)
347 string-fret-fingering-tuples))
352 (set! specified-frets
353 (filter identity (map
355 (if (note-string note)
356 (calc-fret (note-pitch note)
357 (note-string note) tunings)
361 (set! free-strings (map 1+ (iota (length tunings))))
363 (for-each (lambda (note)
364 (del-string (note-string note)))
370 (if (note-string note)
371 (set-fret note (note-string note))
372 (let* ((fit-string (find (lambda (string)
373 (string-qualifies string (note-pitch note)))
376 (set-fret note fit-string)
377 (ly:warning "No string for pitch ~a (given frets ~a)"
380 (sort notes note-pitch>?))
382 string-fret-fingering-tuples)
385 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
388 ;; The TabNoteHead tablatureFormat callbacks.
390 ;; Calculate the fret from pitch and string number as letter
391 ;; The fret letter is taken from 'fretLabels if present
392 (define-public (fret-letter-tablature-format string-number context event)
393 (let* ((tuning (ly:context-property context 'stringTunings))
394 (pitch (ly:event-property event 'pitch))
395 (labels (ly:context-property context 'fretLabels))
396 (fret (- (ly:pitch-semitones pitch)
397 (list-ref tuning (- string-number 1)))))
400 ((= 0 (length labels))
401 (string (integer->char (+ fret (char->integer #\a)))))
402 ((and (<= 0 fret) (< fret (length labels)))
403 (list-ref labels fret))
405 (ly:warning "No label for fret ~a (~a on string ~a);
406 only ~a fret labels provided"
407 fret pitch string-number (length labels))
410 ;; Calculate the fret from pitch and string number as number
411 (define-public (fret-number-tablature-format string-number context event)
412 (let* ((tuning (ly:context-property context 'stringTunings))
413 (pitch (ly:event-property event 'pitch)))
417 (- (ly:pitch-semitones pitch)
419 ;; remove 1 because list index starts at 0
420 ;;and guitar string at 1.
421 (1- string-number)))))))
423 ;; The 5-string banjo has got a extra string, the fifth (duh), which
424 ;; starts at the fifth fret on the neck. Frets on the fifth string
425 ;; are referred to relative to the other frets:
426 ;; the "first fret" on the fifth string is really the sixth fret
427 ;; on the banjo neck.
428 ;; We solve this by defining a new fret-number-tablature function:
429 (define-public (fret-number-tablature-format-banjo string-number context event)
430 (let* ((tuning (ly:context-property context 'stringTunings))
431 (pitch (ly:event-property event 'pitch)))
433 (let ((fret (- (ly:pitch-semitones pitch)
434 (list-ref tuning (1- string-number)))))
435 (number->string (cond
436 ((and (> fret 0) (= string-number 5))
441 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
444 (define-public ((every-nth-bar-number-visible n) barnum)
445 (= 0 (modulo barnum n)))
447 (define-public ((modulo-bar-number-visible n m) barnum)
448 (and (> barnum 1) (= m (modulo barnum n))))
450 (define-public ((set-bar-number-visibility n) tr)
451 (let ((bn (ly:context-property tr 'currentBarNumber)))
452 (ly:context-set-property! tr 'barNumberVisibility
453 (modulo-bar-number-visible n (modulo bn n)))))
455 (define-public (first-bar-number-invisible barnum) (> barnum 1))
457 (define-public (all-bar-numbers-visible barnum) #t)
460 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
461 ;; percent repeat counters
463 (define-public ((every-nth-repeat-count-visible n) count context)
464 (= 0 (modulo count n)))
466 (define-public (all-repeat-counts-visible count context) #t)