1 ;;;; This file is part of LilyPond, the GNU music typesetter.
3 ;;;; Copyright (C) 1998--2011 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/>.
19 ;;;; distances are given in line-thickness (thicknesses) and
20 ;;;; staff-space (distances)
22 ;;;; WARNING: the meta field should be the last one.
23 ;;;; WARNING: don't use anonymous functions for initialization.
25 ;; TODO: junk the meta field in favor of something more compact?
27 (define-public all-grob-descriptions
31 (alteration . ,accidental-interface::calc-alteration)
33 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
34 (stencil . ,ly:accidental-interface::print)
35 (X-extent . ,ly:accidental-interface::width)
36 (Y-extent . ,ly:accidental-interface::height)
37 (meta . ((class . Item)
38 (interfaces . (accidental-interface
43 (alteration . ,accidental-interface::calc-alteration)
45 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
47 (stencil . ,ly:accidental-interface::print)
48 (Y-extent . ,ly:accidental-interface::height)
49 (meta . ((class . Item)
50 (interfaces . (accidental-interface
56 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
58 ;; this is quite small, but it is very ugly to have
59 ;; accs closer to the previous note than to the next one.
60 (right-padding . 0.15)
62 ;; for horizontally stacked scripts.
63 (script-priority . -100)
65 (X-extent . ,ly:axis-group-interface::width)
66 (meta . ((class . Item)
67 (interfaces . (accidental-placement-interface))))))
71 (alteration . ,accidental-interface::calc-alteration)
74 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
75 (outside-staff-priority . 0)
77 (self-alignment-X . ,CENTER)
79 (staff-padding . 0.25)
80 (stencil . ,ly:accidental-interface::print)
81 (X-extent . ,ly:accidental-interface::width)
82 (X-offset . ,(ly:make-simple-closure
84 ,(ly:make-simple-closure
85 (list ly:self-alignment-interface::centered-on-x-parent))
86 ,(ly:make-simple-closure
87 (list ly:self-alignment-interface::x-aligned-on-self)))))
88 (Y-extent . ,ly:accidental-interface::height)
89 (Y-offset . ,ly:side-position-interface::y-aligned-side)
90 (meta . ((class . Item)
91 (interfaces . (accidental-interface
92 accidental-suggestion-interface
95 self-alignment-interface
96 side-position-interface))))))
101 (break-align-symbol . ambitus)
102 (break-visibility . ,begin-of-line-visible)
105 (cue-end-clef . (extra-space . 0.5))
106 (clef . (extra-space . 0.5))
107 (cue-clef . (extra-space . 0.5))
108 (key-signature . (extra-space . 0.0))
109 (staff-bar . (extra-space . 0.0))
110 (time-signature . (extra-space . 0.0))
111 (first-note . (fixed-space . 0.0))))
112 (X-extent . ,ly:axis-group-interface::width)
113 (Y-extent . ,ly:axis-group-interface::height)
114 (meta . ((class . Item)
115 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
116 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
117 (interfaces . (ambitus-interface
119 break-aligned-interface))))))
124 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
127 (stencil . ,ly:accidental-interface::print)
128 (X-offset . ,ly:side-position-interface::x-aligned-side)
129 (Y-extent . ,ly:accidental-interface::height)
130 (meta . ((class . Item)
131 (interfaces . (accidental-interface
132 break-aligned-interface
134 side-position-interface))))))
139 (stencil . ,ambitus::print)
141 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
142 (meta . ((class . Item)
143 (interfaces . (ambitus-interface
149 (glyph-name . ,note-head::calc-glyph-name)
150 (stencil . ,ly:note-head::print)
151 (Y-offset . ,ly:staff-symbol-referencer::callback)
152 (meta . ((class . Item)
153 (interfaces . (ambitus-interface
157 rhythmic-head-interface
158 staff-symbol-referencer-interface))))))
164 (positions . ,ly:arpeggio::calc-positions)
165 (script-priority . 0)
167 (staff-position . 0.0)
168 (stencil . ,ly:arpeggio::print)
169 (X-extent . ,ly:arpeggio::width)
170 (X-offset . ,ly:side-position-interface::x-aligned-side)
171 (Y-offset . ,ly:staff-symbol-referencer::callback)
172 (meta . ((class . Item)
173 (interfaces . (arpeggio-interface
175 side-position-interface
176 staff-symbol-referencer-interface))))))
180 (stencil . ,ly:balloon-interface::print)
181 (text . ,(grob::calc-property-by-copy 'text))
182 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
183 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
184 (meta . ((class . Item)
185 (interfaces . (balloon-interface
191 (allow-span-bar . #t)
192 (bar-extent . ,ly:bar-line::calc-bar-extent)
193 (break-align-anchor . ,ly:bar-line::calc-anchor)
194 (break-align-symbol . staff-bar)
195 (break-visibility . ,bar-line::calc-break-visibility)
198 (glyph-name . ,bar-line::calc-glyph-name)
201 ;; Ross. page 151 lists other values, we opt for a leaner look
204 ;; kern should scale with line-thickness too.
207 (hair-thickness . 1.9)
208 (thick-thickness . 6.0)
213 (time-signature . (extra-space . 0.75))
214 (custos . (minimum-space . 2.0))
215 (clef . (minimum-space . 1.0))
216 (key-signature . (extra-space . 1.0))
217 (key-cancellation . (extra-space . 1.0))
218 (first-note . (fixed-space . 1.3))
219 (next-note . (semi-fixed-space . 0.9))
220 (right-edge . (extra-space . 0.0))))
221 (stencil . ,ly:bar-line::print)
222 (meta . ((class . Item)
223 (interfaces . (bar-line-interface
224 break-aligned-interface
229 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
230 ;; want the bar number before the clef at line start.
231 (break-align-symbols . (left-edge staff-bar))
233 (break-visibility . ,begin-of-line-visible)
235 (font-family . roman)
238 (outside-staff-priority . 100)
240 (self-alignment-X . ,RIGHT)
242 (stencil . ,ly:text-interface::print)
243 (X-offset . ,(ly:make-simple-closure
245 ,(ly:make-simple-closure
246 (list ly:break-alignable-interface::self-align-callback))
247 ,(ly:make-simple-closure
248 (list ly:self-alignment-interface::x-aligned-on-self)))))
249 (Y-offset . ,ly:side-position-interface::y-aligned-side)
252 (interfaces . (break-alignable-interface
254 self-alignment-interface
255 side-position-interface
260 (stencil . ,ly:text-interface::print)
261 (meta . ((class . Item)
262 (interfaces . (bass-figure-interface
264 rhythmic-grob-interface
271 (positioning-done . ,ly:align-interface::align-to-minimum-distances)
272 (stacking-dir . ,DOWN)
273 (Y-extent . ,ly:axis-group-interface::height)
274 (meta . ((class . Spanner)
275 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
276 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
277 (interfaces . (align-interface
279 bass-figure-alignment-interface))))))
281 (BassFigureAlignmentPositioning
287 (staff-padding . 1.0)
288 (Y-extent . ,ly:axis-group-interface::height)
289 (Y-offset . ,ly:side-position-interface::y-aligned-side)
290 (meta . ((class . Spanner)
291 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
292 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
293 (interfaces . (axis-group-interface
294 side-position-interface))))))
298 (edge-height . (0.2 . 0.2))
299 (stencil . ,ly:enclosing-bracket::print)
300 (X-extent . ,ly:enclosing-bracket::width)
301 (meta . ((class . Item)
302 (interfaces . (enclosing-bracket-interface))))))
304 (BassFigureContinuation
306 (stencil . ,ly:figured-bass-continuation::print)
307 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
308 (meta . ((class . Spanner)
309 (interfaces . (figured-bass-continuation-interface))))))
313 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
315 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
316 (Y-extent . ,ly:axis-group-interface::height)
317 (meta . ((class . Spanner)
318 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
319 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
320 (interfaces . (axis-group-interface))))))
325 ;; todo: clean this up a bit: the list is getting
328 (auto-knee-gap . 5.5)
329 (beam-thickness . 0.48) ; in staff-space
331 ;; We have some unreferenced problems here.
333 ;; If we shorten beamed stems less than normal stems (1 staff-space),
334 ;; or high order less than 8th beams, patterns like
335 ;; c''4 [c''8 c''] c''4 [c''16 c]
336 ;; are ugly (different stem lengths).
338 ;; But if we shorten 16th beams as much as 8th beams, a single
339 ;; forced 16th beam looks *very* short.
341 ;; We choose to shorten 8th beams the same as single stems,
342 ;; and high order beams less than 8th beams, so that all
343 ;; isolated shortened beams look nice and a bit shortened,
344 ;; sadly possibly breaking patterns with high order beams.
345 (beamed-stem-shorten . (1.0 0.5 0.25))
347 (beaming . ,ly:beam::calc-beaming)
349 (concaveness . ,ly:beam::calc-concaveness)
350 (cross-staff . ,ly:beam::calc-cross-staff)
354 (secondary-beam-demerit . 10)
355 (stem-length-demerit-factor . 5)
358 (stem-length-limit-penalty . 5000)
359 (damping-direction-penalty . 800)
360 (hint-direction-penalty . 20)
361 (musical-direction-factor . 400)
362 (ideal-slope-factor . 10)
363 (collision-penalty . 500)
364 (collision-padding . 0.35)
365 (round-to-zero-slope . 0.02)))
366 (direction . ,ly:beam::calc-direction)
368 ;; only for debugging.
369 (font-family . roman)
372 (neutral-direction . ,DOWN)
373 (positions . ,(ly:make-simple-closure
374 (ly:make-simple-closure
375 (list chain-grob-member-functions
377 ly:beam::calc-least-squares-positions
378 ly:beam::slope-damping
379 ly:beam::shift-region-to-valid
383 ;; this is a hack to set stem lengths, if positions is set.
384 (quantized-positions . ,ly:beam::set-stem-lengths)
386 (shorten . ,ly:beam::calc-stem-shorten)
387 (stencil . ,ly:beam::print)
389 (meta . ((class . Spanner)
390 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
391 (interfaces . (beam-interface
393 staff-symbol-referencer-interface
394 unbreakable-spanner-interface))))))
398 (minimum-length . 0.5)
399 (stencil . ,bend::print)
401 (meta . ((class . Spanner)
402 (interfaces . (bend-after-interface
403 spanner-interface))))))
408 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
409 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
410 (X-extent . ,ly:axis-group-interface::width)
411 (meta . ((class . Item)
412 (interfaces . (axis-group-interface
413 break-aligned-interface))))))
418 (break-align-orders . ;; end of line
459 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
461 (X-extent . ,ly:axis-group-interface::width)
462 (meta . ((class . Item)
463 (interfaces . (axis-group-interface
464 break-alignment-interface))))))
468 (break-align-symbol . breathing-sign)
469 (break-visibility . ,begin-of-line-invisible)
472 (ambitus . (extra-space . 2.0))
473 (custos . (minimum-space . 1.0))
474 (key-signature . (minimum-space . 1.5))
475 (time-signature . (minimum-space . 1.5))
476 (staff-bar . (minimum-space . 1.5))
477 (clef . (minimum-space . 2.0))
478 (cue-clef . (minimum-space . 2.0))
479 (cue-end-clef . (minimum-space . 2.0))
480 (first-note . (fixed-space . 1.0)) ;huh?
481 (right-edge . (extra-space . 0.1))))
482 (stencil . ,ly:text-interface::print)
483 (text . ,(make-musicglyph-markup "scripts.rcomma"))
484 (Y-offset . ,ly:breathing-sign::offset-callback)
485 (meta . ((class . Item)
486 (interfaces . (break-aligned-interface
487 breathing-sign-interface
493 (after-line-breaking . ,ly:chord-name::after-line-breaking)
496 (stencil . ,ly:text-interface::print)
497 (extra-spacing-height . (0.2 . -0.2))
499 (meta . ((class . Item)
500 (interfaces . (chord-name-interface
502 rhythmic-grob-interface
507 (avoid-slur . inside)
508 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
509 (break-align-symbol . clef)
510 (break-visibility . ,begin-of-line-visible)
511 (glyph-name . ,ly:clef::calc-glyph-name)
513 (space-alist . ((cue-clef . (extra-space . 2.0))
514 (staff-bar . (extra-space . 0.7))
515 (key-cancellation . (minimum-space . 3.5))
516 (key-signature . (minimum-space . 3.5))
517 (time-signature . (minimum-space . 4.2))
518 (first-note . (minimum-fixed-space . 5.0))
519 (next-note . (extra-space . 0.5))
520 (right-edge . (extra-space . 0.5))))
521 (stencil . ,ly:clef::print)
522 (Y-offset . ,ly:staff-symbol-referencer::callback)
523 (meta . ((class . Item)
524 (interfaces . (break-aligned-interface
527 staff-symbol-referencer-interface))))))
531 (cross-staff . ,ly:cluster::calc-cross-staff)
532 (minimum-length . 0.0)
534 (springs-and-rods . ,ly:spanner::set-spacing-rods)
535 (stencil . ,ly:cluster::print)
537 (meta . ((class . Spanner)
538 (interfaces . (cluster-interface))))))
540 (ClusterSpannerBeacon
542 (Y-extent . ,ly:cluster-beacon::height)
543 (meta . ((class . Item)
544 (interfaces . (cluster-beacon-interface
545 rhythmic-grob-interface))))))
549 (avoid-slur . outside)
552 (extra-spacing-width . (+inf.0 . -inf.0))
554 (outside-staff-priority . 450)
556 (script-priority . 200)
558 (staff-padding . 0.5)
559 ;; todo: add X self alignment?
560 (stencil . ,ly:text-interface::print)
561 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
562 (Y-offset . ,ly:side-position-interface::y-aligned-side)
563 (meta . ((class . Item)
564 (interfaces . (font-interface
565 side-position-interface
567 text-script-interface))))))
571 (avoid-slur . inside)
572 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
573 (break-align-symbol . cue-clef)
574 (break-visibility . ,begin-of-line-visible)
576 (glyph-name . ,ly:clef::calc-glyph-name)
578 (full-size-change . #t)
579 (space-alist . ((staff-bar . (minimum-space . 2.7))
580 (key-cancellation . (minimum-space . 3.5))
581 (key-signature . (minimum-space . 3.5))
582 (time-signature . (minimum-space . 4.2))
583 (custos . (minimum-space . 0.0))
584 (first-note . (minimum-fixed-space . 3.0))
585 (next-note . (extra-space . 0.5))
586 (right-edge . (extra-space . 0.5))))
587 (stencil . ,ly:clef::print)
588 (Y-offset . ,ly:staff-symbol-referencer::callback)
589 (meta . ((class . Item)
590 (interfaces . (break-aligned-interface
593 staff-symbol-referencer-interface))))))
597 (avoid-slur . inside)
598 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
599 (break-align-symbol . cue-end-clef)
600 (break-visibility . ,begin-of-line-invisible)
602 (glyph-name . ,ly:clef::calc-glyph-name)
604 (full-size-change . #t)
605 (space-alist . ((clef . (extra-space . 0.7))
606 (cue-clef . (extra-space . 0.7))
607 (staff-bar . (extra-space . 0.7))
608 (key-cancellation . (minimum-space . 3.5))
609 (key-signature . (minimum-space . 3.5))
610 (time-signature . (minimum-space . 4.2))
611 (first-note . (minimum-fixed-space . 5.0))
612 (next-note . (extra-space . 0.5))
613 (right-edge . (extra-space . 0.5))))
614 (stencil . ,ly:clef::print)
615 (Y-offset . ,ly:staff-symbol-referencer::callback)
616 (meta . ((class . Item)
617 (interfaces . (break-aligned-interface
620 staff-symbol-referencer-interface))))))
624 (break-align-symbol . custos)
625 (break-visibility . ,end-of-line-visible)
626 (neutral-direction . ,DOWN)
629 (first-note . (minimum-fixed-space . 0.0))
630 (right-edge . (extra-space . 0.1))))
631 (stencil . ,ly:custos::print)
633 (Y-offset . ,ly:staff-symbol-referencer::callback)
634 (meta . ((class . Item)
635 (interfaces . (break-aligned-interface
638 staff-symbol-referencer-interface))))))
644 (positioning-done . ,ly:dot-column::calc-positioning-done)
645 (X-extent . ,ly:axis-group-interface::width)
646 (meta . ((class . Item)
647 (interfaces . (axis-group-interface
648 dot-column-interface))))))
652 (dot-count . ,dots::calc-dot-count)
653 (staff-position . ,dots::calc-staff-position)
654 (stencil . ,ly:dots::print)
655 (extra-spacing-height . (-0.5 . 0.5))
656 (meta . ((class . Item)
657 (interfaces . (dots-interface
659 staff-symbol-referencer-interface))))))
663 (break-align-symbol . staff-bar)
664 (break-visibility . ,begin-of-line-invisible)
665 (dot-negative-kern . 0.75)
666 (font-encoding . fetaMusic)
668 (slash-negative-kern . 1.6)
670 (stencil . ,ly:percent-repeat-item-interface::double-percent)
672 (meta . ((class . Item)
673 (interfaces . (break-aligned-interface
675 percent-repeat-interface
676 percent-repeat-item-interface))))))
678 (DoublePercentRepeatCounter
681 (font-encoding . fetaText)
684 (self-alignment-X . ,CENTER)
686 (staff-padding . 0.25)
687 (stencil . ,ly:text-interface::print)
688 (X-offset . ,(ly:make-simple-closure
690 ,(ly:make-simple-closure
691 (list ly:self-alignment-interface::centered-on-y-parent))
692 ,(ly:make-simple-closure
693 (list ly:self-alignment-interface::x-aligned-on-self)))))
694 (Y-offset . ,ly:side-position-interface::y-aligned-side)
695 (meta . ((class . Item)
696 (interfaces . (font-interface
697 percent-repeat-interface
698 percent-repeat-item-interface
699 self-alignment-interface
700 side-position-interface
705 (dot-negative-kern . 0.75)
706 (font-encoding . fetaMusic)
707 (slash-negative-kern . 1.6)
709 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
711 (meta . ((class . Item)
712 (interfaces . (font-interface
713 percent-repeat-interface
714 percent-repeat-item-interface
715 rhythmic-grob-interface))))))
720 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
722 (minimum-space . 1.2)
723 (outside-staff-priority . 250)
727 (staff-padding . 0.1)
728 (X-extent . ,ly:axis-group-interface::width)
729 (Y-extent . ,ly:axis-group-interface::height)
730 (Y-offset . ,ly:side-position-interface::y-aligned-side)
731 (meta . ((class . Spanner)
732 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
733 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
734 (interfaces . (axis-group-interface
736 dynamic-line-spanner-interface
737 side-position-interface))))))
744 (direction . ,ly:script-interface::calc-direction)
745 (extra-spacing-width . (+inf.0 . -inf.0))
746 (font-encoding . fetaText)
748 (font-shape . italic)
749 (outside-staff-priority . 250)
750 (positioning-done . ,ly:script-interface::calc-positioning-done)
751 (right-padding . 0.5)
752 (self-alignment-X . ,CENTER)
753 (self-alignment-Y . ,CENTER)
754 (stencil . ,ly:text-interface::print)
755 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
756 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
757 (meta . ((class . Item)
758 (interfaces . (dynamic-interface
759 dynamic-text-interface
762 self-alignment-interface
767 (before-line-breaking . ,dynamic-text-spanner::before-line-breaking)
768 (bound-details . ((right . ((attach-dir . ,LEFT)
772 (right-broken . ((attach-dir . ,RIGHT)
776 (left . ((attach-dir . ,LEFT)
778 (stencil-offset . (-0.75 . -0.5))
781 (left-broken . ((attach-dir . ,RIGHT)
784 (dash-fraction . 0.2)
787 ;; rather ugh with NCSB
788 ;; (font-series . bold)
789 (font-shape . italic)
791 ;; need to blend with dynamic texts.
794 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
796 ;; make sure the spanner doesn't get too close to notes
797 (minimum-Y-extent . (-1 . 1))
799 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
800 (stencil . ,ly:line-spanner::print)
801 (style . dashed-line)
802 (meta . ((class . Spanner)
803 (interfaces . (dynamic-interface
804 dynamic-text-spanner-interface
807 line-spanner-interface
814 (bound-details . ((left . ((Y . 0)
820 (attach-dir . ,RIGHT)
824 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
825 (quantize-position . #t)
826 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
828 (stencil . ,ly:line-spanner::print)
830 (Y-offset . ,ly:side-position-interface::y-aligned-side)
831 (meta . ((class . Spanner)
832 (interfaces . (episema-interface
835 line-spanner-interface
836 side-position-interface))))))
842 ;; sync with TextScript (?)
844 (avoid-slur . around)
845 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
846 (direction . ,ly:script-interface::calc-direction)
847 (font-encoding . fetaText)
848 (font-size . -5) ; don't overlap when next to heads.
850 (positioning-done . ,ly:script-interface::calc-positioning-done)
851 (script-priority . 100)
852 (self-alignment-X . ,CENTER)
853 (self-alignment-Y . ,CENTER)
855 (staff-padding . 0.5)
856 (stencil . ,ly:text-interface::print)
857 (text . ,fingering::calc-text)
858 (meta . ((class . Item)
859 (interfaces . (finger-interface
861 self-alignment-interface
862 side-position-interface
864 text-script-interface))))))
868 (after-line-breaking . ,ly:chord-name::after-line-breaking)
869 (fret-diagram-details . ((finger-code . below-string)))
870 (stencil . ,fret-board::calc-stencil)
871 (extra-spacing-height . (0.2 . -0.2))
872 (meta . ((class . Item)
873 (interfaces . (chord-name-interface
875 fret-diagram-interface
876 rhythmic-grob-interface))))))
881 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
882 (bound-details . ((right . ((attach-dir . ,CENTER)
885 (left . ((attach-dir . ,CENTER)
890 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
891 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
892 (stencil . ,ly:line-spanner::print)
896 (zigzag-width . 0.75)
897 (meta . ((class . Spanner)
898 (interfaces . (glissando-interface
900 line-spanner-interface
901 unbreakable-spanner-interface))))))
905 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
906 (shortest-duration-space . 1.6)
907 (spacing-increment . 0.8)
908 (meta . ((class . Spanner)
909 (interfaces . (grace-spacing-interface
910 spacing-options-interface
911 spanner-interface))))))
916 (self-alignment-X . ,CENTER)
917 (stencil . ,ly:grid-line-interface::print)
918 (X-extent . ,ly:grid-line-interface::width)
919 (X-offset . ,(ly:make-simple-closure
921 ,(ly:make-simple-closure
922 (list ly:self-alignment-interface::centered-on-x-parent))
923 ,(ly:make-simple-closure
924 (list ly:self-alignment-interface::x-aligned-on-self)))))
925 (meta . ((class . Item)
926 (interfaces . (grid-line-interface
927 self-alignment-interface))))))
933 (meta . ((class . Item)
934 (interfaces . (grid-point-interface))))))
939 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
940 (bound-padding . 1.0)
942 (grow-direction . ,hairpin::calc-grow-direction)
944 (minimum-length . 2.0)
945 (self-alignment-Y . ,CENTER)
946 (springs-and-rods . ,ly:spanner::set-spacing-rods)
947 (stencil . ,ly:hairpin::print)
950 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
951 (meta . ((class . Spanner)
952 (interfaces . (dynamic-interface
955 self-alignment-interface
956 spanner-interface))))))
960 (bracket-flare . (0.5 . 0.5))
961 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
965 (staff-padding . 0.2)
966 (stencil . ,ly:horizontal-bracket::print)
968 (Y-offset . ,ly:side-position-interface::y-aligned-side)
969 (meta . ((class . Spanner)
970 (interfaces . (horizontal-bracket-interface
972 side-position-interface
973 spanner-interface))))))
980 (self-alignment-X . ,CENTER)
981 (self-alignment-Y . ,CENTER)
982 (stencil . ,system-start-text::print)
983 (X-offset . ,system-start-text::calc-x-offset)
984 (Y-offset . ,system-start-text::calc-y-offset)
985 (meta . ((class . Spanner)
986 (interfaces . (font-interface
987 self-alignment-interface
988 side-position-interface
989 system-start-text-interface))))))
994 (extra-spacing-width . (+inf.0 . -inf.0))
995 (outside-staff-priority . 500)
997 (self-alignment-X . ,LEFT)
999 (staff-padding . 0.5)
1000 (stencil . ,ly:text-interface::print)
1001 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1002 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1003 (meta . ((class . Item)
1004 (interfaces . (font-interface
1005 self-alignment-interface
1006 side-position-interface
1007 text-interface))))))
1012 (break-align-symbol . key-cancellation)
1013 (break-visibility . ,begin-of-line-invisible)
1014 (glyph-name-alist . ,cancellation-glyph-name-alist)
1017 (time-signature . (extra-space . 1.25))
1018 (staff-bar . (extra-space . 0.6))
1019 (key-signature . (extra-space . 0.5))
1020 (cue-clef . (extra-space . 0.5))
1021 (right-edge . (extra-space . 0.5))
1022 (first-note . (fixed-space . 2.5))))
1023 (stencil . ,ly:key-signature-interface::print)
1024 (extra-spacing-width . (0.0 . 0.5))
1025 (Y-offset . ,ly:staff-symbol-referencer::callback)
1026 (meta . ((class . Item)
1027 (interfaces . (break-aligned-interface
1029 key-cancellation-interface
1030 key-signature-interface
1031 staff-symbol-referencer-interface))))))
1035 (avoid-slur . inside)
1036 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1037 (break-align-symbol . key-signature)
1038 (break-visibility . ,begin-of-line-visible)
1039 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1042 (time-signature . (extra-space . 1.15))
1043 (staff-bar . (extra-space . 1.1))
1044 (cue-clef . (extra-space . 0.5))
1045 (right-edge . (extra-space . 0.5))
1046 (first-note . (fixed-space . 2.5))))
1047 (stencil . ,ly:key-signature-interface::print)
1048 (extra-spacing-width . (0.0 . 0.5))
1049 (Y-offset . ,ly:staff-symbol-referencer::callback)
1050 (meta . ((class . Item)
1051 (interfaces . (break-aligned-interface
1053 key-signature-interface
1054 staff-symbol-referencer-interface))))))
1059 (control-points . ,ly:semi-tie::calc-control-points)
1060 (details . ((ratio . 0.333)
1061 (height-limit . 1.0)))
1062 (direction . ,ly:tie::calc-direction)
1063 (head-direction . ,LEFT)
1064 (stencil . ,laissez-vibrer::print)
1066 (extra-spacing-height . (-0.5 . 0.5))
1067 (meta . ((class . Item)
1068 (interfaces . (semi-tie-interface))))))
1070 (LaissezVibrerTieColumn
1072 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1073 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1076 (meta . ((class . Item)
1077 (interfaces . (semi-tie-column-interface))))))
1082 (length-fraction . 0.25)
1083 (minimum-length-fraction . 0.25)
1084 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
1085 (stencil . ,ly:ledger-line-spanner::print)
1088 (meta . ((class . Spanner)
1089 (interfaces . (ledger-line-spanner-interface))))))
1093 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1094 (break-align-symbol . left-edge)
1095 (break-visibility . ,center-invisible)
1097 (extra-spacing-height . (+inf.0 . -inf.0))
1099 (ambitus . (extra-space . 2.0))
1100 (breathing-sign . (minimum-space . 0.0))
1101 (cue-end-clef . (extra-space . 0.8))
1102 (clef . (extra-space . 0.8))
1103 (cue-clef . (extra-space . 0.8))
1104 (staff-bar . (extra-space . 0.0))
1105 (key-cancellation . (extra-space . 0.0))
1106 (key-signature . (extra-space . 0.8))
1107 (time-signature . (extra-space . 1.0))
1108 (custos . (extra-space . 0.0))
1109 (first-note . (fixed-space . 2.0))
1110 (right-edge . (extra-space . 0.0))
1112 (X-extent . (0 . 0))
1113 (meta . ((class . Item)
1114 (interfaces . (break-aligned-interface))))))
1118 ;; ugh. A ligature bracket is totally different from
1119 ;; a tuplet bracket.
1121 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1122 (control-points . ,ly:tuplet-bracket::calc-control-points)
1124 (edge-height . (0.7 . 0.7))
1126 (positions . ,ly:tuplet-bracket::calc-positions)
1127 (shorten-pair . (-0.2 . -0.2))
1128 (staff-padding . 0.25)
1129 (stencil . ,ly:tuplet-bracket::print)
1131 (meta . ((class . Spanner)
1132 (interfaces . (line-interface
1133 tuplet-bracket-interface))))))
1137 (minimum-length . 1.5)
1138 (stencil . ,ly:lyric-extender::print)
1139 (thickness . 0.8) ; line-thickness
1140 (Y-extent . (0 . 0))
1141 (meta . ((class . Spanner)
1142 (interfaces . (lyric-extender-interface
1143 lyric-interface))))))
1147 (dash-period . 10.0)
1150 (minimum-distance . 0.1)
1151 (minimum-length . 0.3)
1153 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1154 (stencil . ,ly:lyric-hyphen::print)
1156 (Y-extent . (0 . 0))
1157 (meta . ((class . Spanner)
1158 (interfaces . (font-interface
1159 lyric-hyphen-interface
1161 spanner-interface))))))
1165 (minimum-distance . 0.45)
1167 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1170 (meta . ((class . Spanner)
1171 (interfaces . (lyric-hyphen-interface
1172 spanner-interface))))))
1176 (extra-spacing-width . (0.0 . 0.0))
1177 ;; Recede in height for purposes of note spacing,
1178 ;; so notes in melismata can be freely spaced above lyrics
1179 (extra-spacing-height . (0.2 . -0.2))
1180 (font-series . medium)
1182 (self-alignment-X . ,CENTER)
1183 (stencil . ,lyric-text::print)
1184 (text . ,(grob::calc-property-by-copy 'text))
1186 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1187 (meta . ((class . Item)
1188 (interfaces . (font-interface
1189 lyric-syllable-interface
1190 rhythmic-grob-interface
1191 self-alignment-interface
1192 text-interface))))))
1202 (stencil . ,ly:measure-grouping::print)
1204 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1205 (meta . ((class . Spanner)
1206 (interfaces . (measure-grouping-interface
1207 side-position-interface))))))
1211 (neutral-direction . ,DOWN)
1212 (meta . ((class . Item)
1213 (interfaces . (melody-spanner-interface))))))
1217 (stencil . ,ly:mensural-ligature::print)
1219 (meta . ((class . Spanner)
1220 (interfaces . (font-interface
1221 mensural-ligature-interface))))))
1225 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1226 (break-visibility . ,end-of-line-invisible)
1228 (extra-spacing-width . (+inf.0 . -inf.0))
1229 (outside-staff-priority . 1000)
1232 (stencil . ,ly:text-interface::print)
1233 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1234 (X-offset . ,(ly:make-simple-closure
1236 ,(ly:make-simple-closure
1237 (list ly:break-alignable-interface::self-align-callback))
1238 ,(ly:make-simple-closure
1239 (list ly:self-alignment-interface::x-aligned-on-self)))))
1240 (self-alignment-X . ,LEFT)
1241 (break-align-symbols . (time-signature))
1242 (non-break-align-symbols . (multi-measure-rest-interface))
1244 (meta . ((class . Item)
1245 (interfaces . (break-alignable-interface
1247 metronome-mark-interface
1248 self-alignment-interface
1249 side-position-interface
1250 text-interface))))))
1255 (hair-thickness . 2.0)
1257 (spacing-pair . (break-alignment . break-alignment))
1258 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1259 (staff-position . 0)
1260 (stencil . ,ly:multi-measure-rest::print)
1261 (thick-thickness . 6.6)
1262 (Y-offset . ,ly:staff-symbol-referencer::callback)
1263 (meta . ((class . Spanner)
1264 (interfaces . (font-interface
1265 multi-measure-interface
1266 multi-measure-rest-interface
1268 staff-symbol-referencer-interface))))))
1270 (MultiMeasureRestNumber
1272 (bound-padding . 2.0)
1274 (font-encoding . fetaText)
1276 (self-alignment-X . ,CENTER)
1278 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1279 (staff-padding . 0.4)
1280 (stencil . ,ly:text-interface::print)
1281 (X-offset . ,(ly:make-simple-closure
1283 ,(ly:make-simple-closure
1284 (list ly:self-alignment-interface::x-aligned-on-self))
1285 ,(ly:make-simple-closure
1286 (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1287 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1288 (meta . ((class . Spanner)
1289 (interfaces . (font-interface
1290 multi-measure-interface
1291 self-alignment-interface
1292 side-position-interface
1293 text-interface))))))
1295 (MultiMeasureRestText
1298 (outside-staff-priority . 450)
1300 (self-alignment-X . ,CENTER)
1301 (staff-padding . 0.25)
1302 (stencil . ,ly:text-interface::print)
1303 (X-offset . ,(ly:make-simple-closure
1305 ,(ly:make-simple-closure
1306 (list ly:self-alignment-interface::x-centered-on-y-parent))
1307 ,(ly:make-simple-closure
1308 (list ly:self-alignment-interface::x-aligned-on-self)))))
1309 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1310 (meta . ((class . Spanner)
1311 (interfaces . (font-interface
1312 multi-measure-interface
1313 self-alignment-interface
1314 side-position-interface
1315 text-interface))))))
1318 (NonMusicalPaperColumn
1320 (allow-loose-spacing . #t)
1322 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1323 (full-measure-extra-space . 1.0)
1324 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1325 ;; sufficient padding to prevent ledger lines from moving over/under
1326 (skyline-vertical-padding . 0.6)
1327 ;; (stencil . ,ly:paper-column::print)
1329 (keep-inside-line . #t)
1330 (line-break-permission . allow)
1332 (page-break-permission . allow)
1334 ;; debugging stuff: print column number.
1335 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1337 (X-extent . ,ly:axis-group-interface::width)
1338 (meta . ((class . Paper_column)
1339 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1340 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1341 (interfaces . (axis-group-interface
1343 paper-column-interface
1344 separation-item-interface
1345 spaceable-grob-interface))))))
1350 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1351 (prefer-dotted-right . #t)
1352 (X-extent . ,ly:axis-group-interface::width)
1353 (Y-extent . ,ly:axis-group-interface::height)
1354 (meta . ((class . Item)
1355 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1356 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1357 (interfaces . (axis-group-interface
1358 note-collision-interface))))))
1363 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1364 (skyline-vertical-padding . 0.15)
1365 (X-extent . ,ly:axis-group-interface::width)
1366 (Y-extent . ,ly:axis-group-interface::height)
1367 (meta . ((class . Item)
1368 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1369 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1370 (interfaces . (axis-group-interface
1371 note-column-interface
1372 separation-item-interface))))))
1377 (duration-log . ,note-head::calc-duration-log)
1378 (extra-spacing-height . ,ly:note-head::include-ledger-line-height)
1379 (glyph-name . ,note-head::calc-glyph-name)
1380 (ligature-flexa . #f)
1381 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1382 (stencil . ,ly:note-head::print)
1383 (X-offset . ,ly:note-head::stem-x-shift)
1384 (Y-offset . ,ly:staff-symbol-referencer::callback)
1385 (meta . ((class . Item)
1386 (interfaces . (font-interface
1387 gregorian-ligature-interface
1389 mensural-ligature-interface
1391 rhythmic-grob-interface
1392 rhythmic-head-interface
1393 staff-symbol-referencer-interface
1394 vaticana-ligature-interface))))))
1398 (stencil . ,ly:text-interface::print)
1399 (meta . ((class . Item)
1400 (interfaces . (font-interface
1402 text-interface))))))
1406 ;; Changed this from 0.75.
1407 ;; If you ever change this back, please document! --hwn
1408 (knee-spacing-correction . 1.0)
1409 (same-direction-correction . 0.25)
1410 (space-to-barline . #t)
1411 (stem-spacing-correction . 0.5)
1412 (meta . ((class . Item)
1413 (interfaces . (note-spacing-interface
1414 spacing-interface))))))
1419 (break-visibility . ,inherit-x-parent-visibility)
1420 (font-shape . italic)
1422 (self-alignment-X . ,CENTER)
1423 (staff-padding . 0.2)
1424 (stencil . ,ly:text-interface::print)
1425 (X-offset . ,(ly:make-simple-closure
1427 ,(ly:make-simple-closure
1428 (list ly:self-alignment-interface::x-aligned-on-self))
1429 ,(ly:make-simple-closure
1430 (list ly:self-alignment-interface::centered-on-x-parent)))))
1431 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1432 (meta . ((class . Item)
1433 (interfaces . (font-interface
1434 self-alignment-interface
1435 side-position-interface
1436 text-interface))))))
1440 (dash-fraction . 0.3)
1442 (edge-height . (0 . 1.2))
1443 (font-shape . italic)
1444 (minimum-length . 1.0)
1445 (outside-staff-priority . 400)
1447 (shorten-pair . (0.0 . -0.6))
1448 (staff-padding . 1.0)
1449 (stencil . ,ly:ottava-bracket::print)
1450 (style . dashed-line)
1451 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1452 (meta . ((class . Spanner)
1453 (interfaces . (font-interface
1454 horizontal-bracket-interface
1456 ottava-bracket-interface
1457 side-position-interface
1458 text-interface))))))
1463 (allow-loose-spacing . #t)
1465 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1466 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1467 (keep-inside-line . #t)
1468 ;; (stencil . ,ly:paper-column::print)
1469 (X-extent . ,ly:axis-group-interface::width)
1472 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1473 (meta . ((class . Paper_column)
1474 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1475 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1476 (interfaces . (axis-group-interface
1478 paper-column-interface
1479 separation-item-interface
1480 spaceable-grob-interface))))))
1486 (stencil . ,parentheses-item::print)
1487 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1488 (meta . ((class . Item)
1489 (interfaces . (font-interface
1490 parentheses-interface))))))
1494 (dot-negative-kern . 0.75)
1495 (font-encoding . fetaMusic)
1497 (spacing-pair . (break-alignment . staff-bar))
1498 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1499 (stencil . ,ly:multi-measure-rest::percent)
1501 (meta . ((class . Spanner)
1502 (interfaces . (font-interface
1503 multi-measure-rest-interface
1504 percent-repeat-interface))))))
1506 (PercentRepeatCounter
1509 (font-encoding . fetaText)
1512 (self-alignment-X . ,CENTER)
1513 (staff-padding . 0.25)
1514 (stencil . ,ly:text-interface::print)
1515 (X-offset . ,(ly:make-simple-closure
1517 ,(ly:make-simple-closure
1518 (list ly:self-alignment-interface::x-centered-on-y-parent))
1519 ,(ly:make-simple-closure
1520 (list ly:self-alignment-interface::x-aligned-on-self)))))
1521 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1522 (meta . ((class . Spanner)
1523 (interfaces . (font-interface
1524 percent-repeat-interface
1525 self-alignment-interface
1526 side-position-interface
1527 text-interface))))))
1531 (control-points . ,ly:slur::calc-control-points)
1532 (cross-staff . ,ly:slur::calc-cross-staff)
1533 (details . ,default-slur-details)
1534 (direction . ,ly:slur::calc-direction)
1535 (height-limit . 2.0)
1536 (minimum-length . 1.5)
1538 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1539 (stencil . ,ly:slur::print)
1541 (Y-extent . ,ly:slur::height)
1542 (meta . ((class . Spanner)
1543 (interfaces . (slur-interface))))))
1545 ;; an example of a text spanner
1548 (bound-padding . 1.0)
1549 (bracket-flare . (0.5 . 0.5))
1551 (edge-height . (1.0 . 1.0))
1552 (shorten-pair . (0.0 . 0.0))
1553 (stencil . ,ly:piano-pedal-bracket::print)
1556 (meta . ((class . Spanner)
1557 (interfaces . (line-interface
1558 piano-pedal-bracket-interface
1559 piano-pedal-interface))))))
1564 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1566 (break-align-symbols . (staff-bar clef))
1567 (break-visibility . ,end-of-line-invisible)
1569 (extra-spacing-width . (+inf.0 . -inf.0))
1572 (outside-staff-priority . 1500)
1574 (self-alignment-X . ,CENTER)
1575 (stencil . ,ly:text-interface::print)
1576 (X-offset . ,(ly:make-simple-closure
1578 ,(ly:make-simple-closure
1579 (list ly:break-alignable-interface::self-align-callback))
1580 ,(ly:make-simple-closure
1581 (list ly:self-alignment-interface::x-aligned-on-self)))))
1582 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1583 (meta . ((class . Item)
1584 (interfaces . (break-alignable-interface
1587 self-alignment-interface
1588 side-position-interface
1589 text-interface))))))
1593 (slash-negative-kern . 0.85)
1595 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1597 (meta . ((class . Item)
1598 (interfaces . (percent-repeat-interface
1599 percent-repeat-item-interface
1600 rhythmic-grob-interface))))))
1604 (control-points . ,ly:semi-tie::calc-control-points)
1605 (details . ((ratio . 0.333)
1606 (height-limit . 1.0)))
1607 (direction . ,ly:tie::calc-direction)
1608 (head-direction . ,RIGHT)
1609 (stencil . ,ly:tie::print)
1611 (extra-spacing-height . (-0.5 . 0.5))
1612 (meta . ((class . Item)
1613 (interfaces . (semi-tie-interface))))))
1617 (direction . ,ly:tie::calc-direction)
1618 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1619 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1622 (meta . ((class . Item)
1623 (interfaces . (semi-tie-column-interface))))))
1627 (cross-staff . ,ly:rest::calc-cross-staff)
1628 (duration-log . ,stem::calc-duration-log)
1629 (minimum-distance . 0.25)
1630 (stencil . ,ly:rest::print)
1631 (X-extent . ,ly:rest::width)
1632 (Y-extent . ,ly:rest::height)
1633 (Y-offset . ,ly:rest::y-offset-callback)
1634 (meta . ((class . Item)
1635 (interfaces . (font-interface
1637 rhythmic-grob-interface
1638 rhythmic-head-interface
1639 staff-symbol-referencer-interface))))))
1643 (minimum-distance . 0.75)
1644 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1645 (meta . ((class . Item)
1646 (interfaces . (rest-collision-interface))))))
1651 (add-stem-support . #t)
1652 (cross-staff . ,ly:script-interface::calc-cross-staff)
1653 (direction . ,ly:script-interface::calc-direction)
1654 (font-encoding . fetaMusic)
1655 (positioning-done . ,ly:script-interface::calc-positioning-done)
1658 ;; padding set in script definitions.
1659 (staff-padding . 0.25)
1661 (stencil . ,ly:script-interface::print)
1662 (X-offset . ,script-interface::calc-x-offset)
1663 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1664 (meta . ((class . Item)
1665 (interfaces . (font-interface
1667 side-position-interface))))))
1671 (before-line-breaking . ,ly:script-column::before-line-breaking)
1672 (meta . ((class . Item)
1673 (interfaces . (script-column-interface))))))
1677 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1678 (meta . ((class . Item)
1679 (interfaces . (script-column-interface))))))
1683 (avoid-slur . inside)
1684 (control-points . ,ly:slur::calc-control-points)
1685 (cross-staff . ,ly:slur::calc-cross-staff)
1686 (details . ,default-slur-details)
1687 (direction . ,ly:slur::calc-direction)
1688 (height-limit . 2.0)
1689 (line-thickness . 0.8)
1690 (minimum-length . 1.5)
1692 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1693 (stencil . ,ly:slur::print)
1695 (Y-extent . ,ly:slur::height)
1696 (meta . ((class . Spanner)
1697 (interfaces . (slur-interface))))))
1701 (direction . ,RIGHT)
1702 (extra-spacing-width . (+inf.0 . -inf.0))
1703 (font-shape . italic)
1704 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1705 (self-alignment-X . ,CENTER)
1706 (stencil . ,ly:text-interface::print)
1707 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1708 (meta . ((class . Item)
1709 (interfaces . (font-interface
1710 piano-pedal-script-interface
1711 self-alignment-interface
1712 text-interface))))))
1714 (SostenutoPedalLineSpanner
1718 (minimum-space . 1.0)
1719 (outside-staff-priority . 1000)
1722 (staff-padding . 1.0)
1723 (X-extent . ,ly:axis-group-interface::width)
1724 (Y-extent . ,ly:axis-group-interface::height)
1725 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1726 (meta . ((class . Spanner)
1727 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1728 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1729 (interfaces . (axis-group-interface
1730 piano-pedal-interface
1731 side-position-interface))))))
1735 (average-spacing-wishes . #t)
1736 (base-shortest-duration . ,(ly:make-moment 3 16))
1737 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1738 (shortest-duration-space . 2.0)
1739 (spacing-increment . 1.2)
1740 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1741 (meta . ((class . Spanner)
1742 (interfaces . (spacing-options-interface
1743 spacing-spanner-interface))))))
1747 (allow-span-bar . #t)
1748 (bar-extent . ,ly:axis-group-interface::height)
1749 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1750 (break-align-symbol . staff-bar)
1752 (glyph-name . ,ly:span-bar::calc-glyph-name)
1754 ;; ugh duplication! (these 4 properties were copied from Barline)
1756 ;; Ross. page 151 lists other values, we opt for a leaner look
1760 (hair-thickness . 1.6)
1761 (thick-thickness . 6.0)
1765 (stencil . ,ly:span-bar::print)
1766 (X-extent . ,ly:span-bar::width)
1767 (Y-extent . ,ly:axis-group-interface::height)
1768 (meta . ((class . Item)
1769 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1770 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1771 (interfaces . (bar-line-interface
1773 span-bar-interface))))))
1777 (staff-staff-spacing . ((basic-distance . 9)
1778 (minimum-distance . 7)
1780 (stretchability . 5)))
1781 (staffgroup-staff-spacing . ((basic-distance . 10.5)
1782 (minimum-distance . 8)
1784 (stretchability . 9)))
1785 (meta . ((class . Spanner)
1786 (interfaces . (staff-grouper-interface))))))
1791 (stem-spacing-correction . 0.4)
1792 (meta . ((class . Item)
1793 (interfaces . (spacing-interface
1794 staff-spacing-interface))))))
1799 (ledger-line-thickness . (1.0 . 0.1))
1801 (stencil . ,ly:staff-symbol::print)
1802 (Y-extent . ,ly:staff-symbol::height)
1803 (meta . ((class . Spanner)
1804 (interfaces . (staff-symbol-interface))))))
1809 (font-series . bold)
1812 (stencil . ,ly:text-interface::print)
1813 (X-offset . ,ly:side-position-interface::x-aligned-side)
1814 (meta . ((class . Item)
1815 (interfaces . (font-interface
1816 side-position-interface
1817 stanza-number-interface
1818 text-interface))))))
1822 (beamlet-default-length . (1.1 . 1.1))
1823 (beamlet-max-length-proportion . (0.75 . 0.75))
1824 (cross-staff . ,ly:stem::calc-cross-staff)
1825 (default-direction . ,ly:stem::calc-default-direction)
1828 ;; 3.5 (or 3 measured from note head) is standard length
1829 ;; 32nd, 64th, 128th flagged stems should be longer
1830 (lengths . (3.5 3.5 3.5 4.5 5.0 6.0))
1832 ;; FIXME. 3.5 yields too long beams (according to Ross and
1833 ;; looking at Baerenreiter examples) for a number of common
1834 ;; boundary cases. Subtracting half a beam thickness fixes
1835 ;; this, but the bug may well be somewhere else.
1837 ;; FIXME this should come from 'lengths
1838 (beamed-lengths . (3.26 3.5 3.6))
1840 ;; The 'normal' minima
1841 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1842 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1844 ;; The 'extreme case' minima
1845 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1847 ;; Stems in unnatural (forced) direction should be shortened by
1848 ;; one staff space, according to [Roush & Gourlay].
1849 ;; Flagged stems we shorten only half a staff space.
1850 (stem-shorten . (1.0 0.5))
1854 ;; We use the normal minima as minimum for the ideal lengths,
1855 ;; and the extreme minima as abolute minimum length.
1857 (direction . ,ly:stem::calc-direction)
1858 (duration-log . ,stem::calc-duration-log)
1859 (flag . ,ly:stem::calc-flag)
1860 (length . ,ly:stem::calc-length)
1861 (neutral-direction . ,DOWN)
1862 (positioning-done . ,ly:stem::calc-positioning-done)
1863 (stem-end-position . ,ly:stem::calc-stem-end-position)
1864 (stem-info . ,ly:stem::calc-stem-info)
1865 (stencil . ,ly:stem::print)
1867 (X-extent . ,ly:stem::width)
1868 (X-offset . ,ly:stem::offset-callback)
1869 (Y-extent . ,ly:stem::height)
1870 (Y-offset . ,ly:staff-symbol-referencer::callback)
1871 (meta . ((class . Item)
1872 (interfaces . (font-interface
1873 stem-interface))))))
1877 (beam-thickness . 0.48) ; staff-space
1878 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1879 (slope . ,ly:stem-tremolo::calc-slope)
1880 (stencil . ,ly:stem-tremolo::print)
1881 (style . ,ly:stem-tremolo::calc-style)
1882 (X-extent . ,ly:stem-tremolo::width)
1883 (Y-extent . ,ly:stem-tremolo::height)
1884 (meta . ((class . Item)
1885 (interfaces . (stem-tremolo-interface))))))
1889 (avoid-slur . around)
1890 (font-encoding . fetaText)
1891 (font-size . -5) ; don't overlap when next to heads.
1893 (script-priority . 100)
1894 (self-alignment-X . ,CENTER)
1895 (self-alignment-Y . ,CENTER)
1896 (staff-padding . 0.5)
1897 (stencil . ,print-circled-text-callback)
1898 (text . ,string-number::calc-text)
1899 (meta . ((class . Item)
1900 (interfaces . (font-interface
1901 self-alignment-interface
1902 side-position-interface
1903 string-number-interface
1905 text-script-interface))))))
1909 (digit-names . #("p" "i" "m" "a" "x"))
1910 (font-shape . italic)
1911 (font-size . -4) ; don't overlap when next to heads.
1913 (script-priority . 100)
1914 (self-alignment-X . ,CENTER)
1915 (self-alignment-Y . ,CENTER)
1916 (staff-padding . 0.5)
1917 (stencil . ,ly:text-interface::print)
1918 (text . ,stroke-finger::calc-text)
1919 (meta . ((class . Item)
1920 (interfaces . (font-interface
1921 self-alignment-interface
1922 side-position-interface
1923 stroke-finger-interface
1925 text-script-interface))))))
1929 (direction . ,RIGHT)
1930 (extra-spacing-width . (+inf.0 . -inf.0))
1931 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1932 (self-alignment-X . ,CENTER)
1933 (stencil . ,ly:sustain-pedal::print)
1934 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1935 (meta . ((class . Item)
1936 (interfaces . (font-interface
1937 piano-pedal-interface
1938 piano-pedal-script-interface
1939 self-alignment-interface
1940 text-interface))))))
1942 (SustainPedalLineSpanner
1946 (minimum-space . 1.0)
1947 (outside-staff-priority . 1000)
1950 (staff-padding . 1.2)
1951 (X-extent . ,ly:axis-group-interface::width)
1952 (Y-extent . ,ly:axis-group-interface::height)
1953 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1954 (meta . ((class . Spanner)
1955 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1956 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1957 (interfaces . (axis-group-interface
1958 piano-pedal-interface
1959 side-position-interface))))))
1963 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
1965 (skyline-horizontal-padding . 0.5)
1966 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1967 (X-extent . ,ly:axis-group-interface::width)
1968 (Y-extent . ,ly:system::height)
1969 (meta . ((class . System)
1970 (object-callbacks . ((pure-relevant-grobs . ,ly:system::calc-pure-relevant-grobs)
1971 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)))
1972 (interfaces . (axis-group-interface
1973 system-interface))))))
1977 (collapse-height . 5.0)
1981 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1982 (stencil . ,ly:system-start-delimiter::print)
1985 (X-offset . ,ly:side-position-interface::x-aligned-side)
1987 (meta . ((class . Spanner)
1988 (interfaces . (side-position-interface
1989 system-start-delimiter-interface))))))
1993 (collapse-height . 5.0)
1995 (font-encoding . fetaBraces)
1997 (stencil . ,ly:system-start-delimiter::print)
1999 (X-offset . ,ly:side-position-interface::x-aligned-side)
2001 (meta . ((class . Spanner)
2002 (interfaces . (font-interface
2003 side-position-interface
2004 system-start-delimiter-interface))))))
2008 (collapse-height . 5.0)
2011 (stencil . ,ly:system-start-delimiter::print)
2014 (X-offset . ,ly:side-position-interface::x-aligned-side)
2016 (meta . ((class . Spanner)
2017 (interfaces . (font-interface
2018 side-position-interface
2019 system-start-delimiter-interface))))))
2024 (stencil . ,ly:system-start-delimiter::print)
2025 (style . line-bracket)
2027 (X-offset . ,ly:side-position-interface::x-aligned-side)
2029 (meta . ((class . Spanner)
2030 (interfaces . (font-interface
2031 side-position-interface
2032 system-start-delimiter-interface))))))
2037 (details . ((cautionary-properties . ((angularity . 0.4)
2038 (half-thickness . 0.075)
2040 (procedure . ,parenthesize-stencil)
2043 (harmonic-properties . ((angularity . 2)
2044 (half-thickness . 0.075)
2046 (procedure . ,parenthesize-stencil)
2048 (repeat-tied-properties . ((note-head-visible . #t)
2049 (parenthesize . #t)))
2050 (tied-properties . ((break-visibility . ,begin-of-line-visible)
2051 (parenthesize . #t)))))
2053 (direction . ,CENTER)
2054 (duration-log . ,note-head::calc-duration-log)
2055 (font-series . bold)
2057 (stem-attachment . (0.0 . 1.35))
2058 (stencil . ,tab-note-head::print)
2060 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2061 (Y-offset . ,ly:staff-symbol-referencer::callback)
2062 (meta . ((class . Item)
2063 (interfaces . (font-interface
2065 rhythmic-grob-interface
2066 rhythmic-head-interface
2067 staff-symbol-referencer-interface
2068 tab-note-head-interface
2069 text-interface))))))
2073 (avoid-slur . around)
2074 (cross-staff . ,ly:script-interface::calc-cross-staff)
2076 (extra-spacing-width . (+inf.0 . -inf.0))
2077 (outside-staff-priority . 450)
2079 ;; sync with Fingering ?
2082 (script-priority . 200)
2084 (slur-padding . 0.5)
2085 (staff-padding . 0.5)
2086 (stencil . ,ly:text-interface::print)
2087 ;; todo: add X self alignment?
2088 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2089 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2090 (meta . ((class . Item)
2091 (interfaces . (font-interface
2092 instrument-specific-markup-interface
2093 self-alignment-interface
2094 side-position-interface
2096 text-script-interface))))))
2100 (bound-details . ((left . ((Y . 0)
2102 (attach-dir . ,LEFT)
2104 (left-broken . ((end-on-note . #t)))
2109 (dash-fraction . 0.2)
2112 (font-shape . italic)
2113 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2114 (outside-staff-priority . 350)
2115 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2117 (staff-padding . 0.8)
2118 (stencil . ,ly:line-spanner::print)
2119 (style . dashed-line)
2120 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2122 (meta . ((class . Spanner)
2123 (interfaces . (font-interface
2125 line-spanner-interface
2126 side-position-interface))))))
2130 (avoid-slur . inside)
2131 (control-points . ,ly:tie::calc-control-points)
2133 ;; for a full list, see tie-details.cc
2135 (center-staff-line-clearance . 0.6)
2136 (tip-staff-line-clearance . 0.45)
2137 (note-head-gap . 0.2)
2139 (height-limit . 1.0)
2140 (horizontal-distance-penalty-factor . 10)
2141 (same-dir-as-stem-penalty . 8)
2142 (min-length-penalty-factor . 26)
2143 (tie-tie-collision-distance . 0.45)
2144 (tie-tie-collision-penalty . 25.0)
2145 (intra-space-threshold . 1.25)
2146 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
2147 (outer-tie-length-symmetry-penalty-factor . 10)
2148 (vertical-distance-penalty-factor . 7)
2149 (outer-tie-vertical-gap . 0.25)
2150 (multi-tie-region-size . 3)
2151 (single-tie-region-size . 4)
2152 (between-length-limit . 1.0)))
2154 (direction . ,ly:tie::calc-direction)
2156 (line-thickness . 0.8)
2157 (neutral-direction . ,UP)
2158 (springs-and-rods . ,ly:spanner::set-spacing-rods)
2159 (stencil . ,ly:tie::print)
2161 (meta . ((class . Spanner)
2162 (interfaces . (tie-interface))))))
2166 (before-line-breaking . ,ly:tie-column::before-line-breaking)
2167 (positioning-done . ,ly:tie-column::calc-positioning-done)
2170 (meta . ((class . Spanner)
2171 (interfaces . (tie-column-interface))))))
2175 (avoid-slur . inside)
2177 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
2178 (break-align-symbol . time-signature)
2179 (break-align-anchor-alignment . ,LEFT)
2180 (break-visibility . ,all-visible)
2181 (extra-spacing-height . (-1.0 . 1.0))
2184 (cue-clef . (extra-space . 1.5))
2185 (first-note . (fixed-space . 2.0))
2186 (right-edge . (extra-space . 0.5))
2187 (staff-bar . (minimum-space . 2.0))))
2188 (stencil . ,ly:time-signature::print)
2190 (meta . ((class . Item)
2191 (interfaces . (break-aligned-interface
2193 time-signature-interface))))))
2195 (TrillPitchAccidental
2199 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
2202 (stencil . ,ly:accidental-interface::print)
2203 (X-offset . ,ly:side-position-interface::x-aligned-side)
2204 (Y-extent . ,ly:accidental-interface::height)
2205 (meta . ((class . Item)
2206 (interfaces . (accidental-interface
2208 side-position-interface
2209 trill-pitch-accidental-interface))))))
2214 (direction . ,RIGHT)
2218 (stencil . ,parenthesize-elements)
2219 (stencils . ,parentheses-item::calc-parenthesis-stencils)
2220 (X-offset . ,ly:side-position-interface::x-aligned-side)
2221 (meta . ((class . Item)
2222 (interfaces . (axis-group-interface
2225 parentheses-interface
2226 side-position-interface))))))
2232 (stencil . ,ly:note-head::print)
2233 (Y-offset . ,ly:staff-symbol-referencer::callback)
2234 (meta . ((class . Item)
2235 (interfaces . (font-interface
2237 pitched-trill-interface
2238 rhythmic-head-interface
2239 staff-symbol-referencer-interface))))))
2243 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2244 (bound-details . ((left . ((text . ,(make-musicglyph-markup "scripts.trill"))
2246 (stencil-offset . (-0.5 . -1))
2248 (attach-dir . ,CENTER)
2250 (left-broken . ((end-on-note . #t)))
2254 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2255 (outside-staff-priority . 50)
2257 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2259 (staff-padding . 1.0)
2260 (stencil . ,ly:line-spanner::print)
2262 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2263 (meta . ((class . Spanner)
2264 (interfaces . (font-interface
2266 line-spanner-interface
2267 side-position-interface
2268 trill-spanner-interface))))))
2272 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2273 (control-points . ,ly:tuplet-bracket::calc-control-points)
2274 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2275 (direction . ,ly:tuplet-bracket::calc-direction)
2276 (edge-height . (0.7 . 0.7))
2277 (full-length-to-extent . #t)
2279 (positions . ,ly:tuplet-bracket::calc-positions)
2280 (shorten-pair . (-0.2 . -0.2))
2281 (staff-padding . 0.25)
2282 (stencil . ,ly:tuplet-bracket::print)
2285 (meta . ((class . Spanner)
2286 (interfaces . (line-interface
2287 tuplet-bracket-interface))))))
2291 (avoid-slur . inside)
2292 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2293 (font-shape . italic)
2295 (stencil . ,ly:tuplet-number::print)
2296 (text . ,tuplet-number::calc-denominator-text)
2297 (meta . ((class . Spanner)
2298 (interfaces . (font-interface
2300 tuplet-number-interface))))))
2305 (direction . ,RIGHT)
2306 (extra-spacing-width . (+inf.0 . -inf.0))
2307 (font-shape . italic)
2308 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2309 (self-alignment-X . ,CENTER)
2310 (stencil . ,ly:text-interface::print)
2311 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2312 (meta . ((class . Item)
2313 (interfaces . (font-interface
2314 piano-pedal-script-interface
2315 self-alignment-interface
2316 text-interface))))))
2318 (UnaCordaPedalLineSpanner
2322 (minimum-space . 1.0)
2323 (outside-staff-priority . 1000)
2326 (staff-padding . 1.2)
2327 (X-extent . ,ly:axis-group-interface::width)
2328 (Y-extent . ,ly:axis-group-interface::height)
2329 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2330 (meta . ((class . Spanner)
2331 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2332 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
2333 (interfaces . (axis-group-interface
2334 piano-pedal-interface
2335 side-position-interface))))))
2341 (stencil . ,ly:vaticana-ligature::print)
2343 (meta . ((class . Spanner)
2344 (interfaces . (font-interface
2345 vaticana-ligature-interface))))))
2350 (positioning-done . ,ly:align-interface::align-to-ideal-distances)
2352 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2353 (X-extent . ,ly:axis-group-interface::width)
2354 (Y-extent . ,ly:axis-group-interface::height)
2355 (meta . ((class . Spanner)
2356 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)
2357 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2358 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)))
2359 (interfaces . (align-interface
2360 axis-group-interface))))))
2364 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2366 (default-staff-staff-spacing . ((basic-distance . 9)
2367 (minimum-distance . 8)
2369 (nonstaff-unrelatedstaff-spacing . ((padding . 0.5)))
2370 (staff-staff-spacing . ,ly:axis-group-interface::calc-staff-staff-spacing)
2371 (stencil . ,ly:axis-group-interface::print)
2372 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2373 (X-extent . ,ly:axis-group-interface::width)
2374 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2375 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2376 (meta . ((class . Spanner)
2377 (object-callbacks . (
2378 (X-common . ,ly:axis-group-interface::calc-x-common)
2379 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2380 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
2382 (interfaces . (axis-group-interface
2383 hara-kiri-group-spanner-interface))))))
2387 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2388 (bound-details . ((right . ((attach-dir . ,CENTER)
2391 (left . ((attach-dir . ,CENTER)
2396 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2398 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2399 (stencil . ,ly:line-spanner::print)
2403 (meta . ((class . Spanner)
2404 (interfaces . (line-interface
2405 line-spanner-interface))))))
2410 (edge-height . (2.0 . 2.0)) ;; staff-space;
2411 (font-encoding . fetaText)
2413 (stencil . ,ly:volta-bracket-interface::print)
2414 (thickness . 1.6) ;; line-thickness
2416 (meta . ((class . Spanner)
2417 (interfaces . (font-interface
2418 horizontal-bracket-interface
2420 side-position-interface
2422 volta-bracket-interface
2423 volta-interface))))))
2425 (VoltaBracketSpanner
2427 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
2431 (outside-staff-priority . 600)
2434 (X-extent . ,ly:axis-group-interface::width)
2435 (Y-extent . ,ly:axis-group-interface::height)
2436 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2437 (meta . ((class . Spanner)
2438 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2439 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
2440 (interfaces . (axis-group-interface
2441 side-position-interface
2442 volta-interface))))))
2446 (define (completize-grob-entry x)
2447 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2449 ;; (display (car x))
2451 (let* ((name-sym (car x))
2452 (grob-entry (cdr x))
2453 (meta-entry (assoc-get 'meta grob-entry))
2454 (class (assoc-get 'class meta-entry))
2456 (assoc-get 'interfaces meta-entry)))
2460 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2461 ((eq? 'Spanner class)
2462 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2463 ((eq? 'Paper_column class)
2464 (set! ifaces-entry (cons 'item-interface
2465 (cons 'paper-column-interface ifaces-entry))))
2466 ((eq? 'System class)
2467 (set! ifaces-entry (cons 'system-interface
2468 (cons 'spanner-interface ifaces-entry))))
2470 (ly:warning "Unknown class ~a" class)))
2472 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2473 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2475 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2476 (set! meta-entry (assoc-set! meta-entry 'interfaces
2478 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2479 (cons name-sym grob-entry)))
2481 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2483 ;; (display (map pair? all-grob-descriptions))
2485 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2488 ;; (display (car x)) (newline)
2490 (set-object-property! (car x) 'translation-type? list?)
2491 (set-object-property! (car x) 'is-grob? #t))
2492 all-grob-descriptions)
2494 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2496 (define (volta-bracket-interface::pure-height grob start end)
2497 (let ((edge-height (ly:grob-property grob 'edge-height)))
2498 (if (number-pair? edge-height)
2499 (let ((smaller (min (car edge-height) (cdr edge-height)))
2500 (larger (max (car edge-height) (cdr edge-height))))
2501 (interval-union '(0 . 0) (cons smaller larger)))
2504 (define pure-print-callbacks
2506 fret-board::calc-stencil
2507 note-head::brew-ez-stencil
2508 print-circled-text-callback
2509 laissez-vibrer::print
2512 ly:mensural-ligature::brew-ligature-primitive
2516 ly:key-signature-interface::print
2517 ly:percent-repeat-item-interface::beat-slash
2518 ly:text-interface::print
2519 ly:script-interface::print
2520 ly:sustain-pedal::print))
2522 ;; Sometimes we have grobs with (Y-extent . ,ly:grob::stencil-height)
2523 ;; and the print function is not pure, but there is a easy way to
2524 ;; figure out the Y-extent from the print function.
2525 (define pure-print-to-height-conversions
2527 (,ly:arpeggio::print . ,ly:arpeggio::pure-height)
2528 (,ly:arpeggio::brew-chord-bracket . ,ly:arpeggio::pure-height)
2529 (,ly:arpeggio::brew-chord-slur . ,ly:arpeggio::pure-height)
2530 (,ly:hairpin::print . ,ly:hairpin::pure-height)
2531 (,ly:volta-bracket-interface::print . ,volta-bracket-interface::pure-height)))
2533 ;; ly:grob::stencil-extent is safe if the print callback is safe too
2534 (define (pure-stencil-height grob start stop)
2535 (let* ((sten (ly:grob-property-data grob 'stencil))
2536 (pure-height-callback (assoc-get sten pure-print-to-height-conversions)))
2539 (memq sten pure-print-callbacks))
2540 (ly:grob::stencil-height grob))
2541 ((procedure? pure-height-callback)
2542 (pure-height-callback grob start stop))
2546 ;; Sometimes, a pure callback will be chained to a non-pure callback via
2547 ;; chain_offset_callback, in which case this provides a default by simply
2548 ;; passing through the value from the pure callback.
2549 (define (pure-chain-offset-callback grob start end prev-offset) prev-offset)
2551 (define pure-conversions-alist
2553 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2554 (,ly:axis-group-interface::calc-staff-staff-spacing . ,ly:axis-group-interface::calc-pure-staff-staff-spacing)
2555 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2556 (,ly:grob::stencil-height . ,pure-stencil-height)
2557 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2558 (,ly:rest-collision::force-shift-callback-rest . ,pure-chain-offset-callback)
2559 (,ly:rest::height . ,ly:rest::pure-height)
2560 (,ly:self-alignment-interface::y-aligned-on-self . ,ly:self-alignment-interface::pure-y-aligned-on-self)
2561 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2562 (,ly:slur::height . ,ly:slur::pure-height)
2563 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2564 (,ly:stem::height . ,ly:stem::pure-height)
2565 (,ly:system::height . ,ly:system::calc-pure-height)))
2567 (define pure-functions
2569 parenthesize-elements
2570 laissez-vibrer::print
2571 ly:rest::y-offset-callback
2572 ly:staff-symbol-referencer::callback
2573 ly:staff-symbol::height))
2575 (define-public (pure-relevant? grob)
2576 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2579 (pair? extent-callback)
2580 (memq extent-callback pure-functions)
2582 (pair? (assq extent-callback pure-conversions-alist))
2583 (let ((stencil (ly:grob-property-data grob 'stencil)))
2585 (not (eq? extent-callback ly:grob::stencil-height))
2586 (memq stencil pure-print-callbacks)
2587 (assq stencil pure-print-to-height-conversions)
2588 (ly:stencil? stencil)))))))))
2590 (define-public (call-pure-function unpure args start end)
2591 (if (ly:simple-closure? unpure)
2592 (ly:eval-simple-closure (car args) unpure start end)
2593 (if (not (procedure? unpure))
2595 (if (memq unpure pure-functions)
2597 (let ((pure (assq unpure pure-conversions-alist)))
2601 (list (car args) start end)