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 (round-to-zero-slope . 0.02)))
364 (direction . ,ly:beam::calc-direction)
366 ;; only for debugging.
367 (font-family . roman)
370 (neutral-direction . ,DOWN)
371 (positions . ,(ly:make-simple-closure
372 (ly:make-simple-closure
373 (list chain-grob-member-functions
375 ly:beam::calc-least-squares-positions
376 ly:beam::slope-damping
377 ly:beam::shift-region-to-valid
381 ;; this is a hack to set stem lengths, if positions is set.
382 (quantized-positions . ,ly:beam::set-stem-lengths)
384 (shorten . ,ly:beam::calc-stem-shorten)
385 (stencil . ,ly:beam::print)
387 (meta . ((class . Spanner)
388 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
389 (interfaces . (beam-interface
391 staff-symbol-referencer-interface
392 unbreakable-spanner-interface))))))
396 (minimum-length . 0.5)
397 (stencil . ,bend::print)
399 (meta . ((class . Spanner)
400 (interfaces . (bend-after-interface
401 spanner-interface))))))
406 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
407 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
408 (X-extent . ,ly:axis-group-interface::width)
409 (meta . ((class . Item)
410 (interfaces . (axis-group-interface
411 break-aligned-interface))))))
416 (break-align-orders . ;; end of line
457 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
459 (X-extent . ,ly:axis-group-interface::width)
460 (meta . ((class . Item)
461 (interfaces . (axis-group-interface
462 break-alignment-interface))))))
466 (break-align-symbol . breathing-sign)
467 (break-visibility . ,begin-of-line-invisible)
470 (ambitus . (extra-space . 2.0))
471 (custos . (minimum-space . 1.0))
472 (key-signature . (minimum-space . 1.5))
473 (time-signature . (minimum-space . 1.5))
474 (staff-bar . (minimum-space . 1.5))
475 (clef . (minimum-space . 2.0))
476 (cue-clef . (minimum-space . 2.0))
477 (cue-end-clef . (minimum-space . 2.0))
478 (first-note . (fixed-space . 1.0)) ;huh?
479 (right-edge . (extra-space . 0.1))))
480 (stencil . ,ly:text-interface::print)
481 (text . ,(make-musicglyph-markup "scripts.rcomma"))
482 (Y-offset . ,ly:breathing-sign::offset-callback)
483 (meta . ((class . Item)
484 (interfaces . (break-aligned-interface
485 breathing-sign-interface
491 (after-line-breaking . ,ly:chord-name::after-line-breaking)
494 (stencil . ,ly:text-interface::print)
495 (extra-spacing-height . (0.2 . -0.2))
497 (meta . ((class . Item)
498 (interfaces . (chord-name-interface
500 rhythmic-grob-interface
505 (avoid-slur . inside)
506 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
507 (break-align-symbol . clef)
508 (break-visibility . ,begin-of-line-visible)
509 (glyph-name . ,ly:clef::calc-glyph-name)
511 (space-alist . ((cue-clef . (extra-space . 2.0))
512 (staff-bar . (extra-space . 0.7))
513 (key-cancellation . (minimum-space . 3.5))
514 (key-signature . (minimum-space . 3.5))
515 (time-signature . (minimum-space . 4.2))
516 (first-note . (minimum-fixed-space . 5.0))
517 (next-note . (extra-space . 0.5))
518 (right-edge . (extra-space . 0.5))))
519 (stencil . ,ly:clef::print)
520 (Y-offset . ,ly:staff-symbol-referencer::callback)
521 (meta . ((class . Item)
522 (interfaces . (break-aligned-interface
525 staff-symbol-referencer-interface))))))
529 (cross-staff . ,ly:cluster::calc-cross-staff)
530 (minimum-length . 0.0)
532 (springs-and-rods . ,ly:spanner::set-spacing-rods)
533 (stencil . ,ly:cluster::print)
535 (meta . ((class . Spanner)
536 (interfaces . (cluster-interface))))))
538 (ClusterSpannerBeacon
540 (Y-extent . ,ly:cluster-beacon::height)
541 (meta . ((class . Item)
542 (interfaces . (cluster-beacon-interface
543 rhythmic-grob-interface))))))
547 (avoid-slur . outside)
550 (extra-spacing-width . (+inf.0 . -inf.0))
552 (outside-staff-priority . 450)
554 (script-priority . 200)
556 (staff-padding . 0.5)
557 ;; todo: add X self alignment?
558 (stencil . ,ly:text-interface::print)
559 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
560 (Y-offset . ,ly:side-position-interface::y-aligned-side)
561 (meta . ((class . Item)
562 (interfaces . (font-interface
563 side-position-interface
565 text-script-interface))))))
569 (avoid-slur . inside)
570 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
571 (break-align-symbol . cue-clef)
572 (break-visibility . ,begin-of-line-visible)
574 (glyph-name . ,ly:clef::calc-glyph-name)
576 (full-size-change . #t)
577 (space-alist . ((staff-bar . (minimum-space . 2.7))
578 (key-cancellation . (minimum-space . 3.5))
579 (key-signature . (minimum-space . 3.5))
580 (time-signature . (minimum-space . 4.2))
581 (custos . (minimum-space . 0.0))
582 (first-note . (minimum-fixed-space . 3.0))
583 (next-note . (extra-space . 0.5))
584 (right-edge . (extra-space . 0.5))))
585 (stencil . ,ly:clef::print)
586 (Y-offset . ,ly:staff-symbol-referencer::callback)
587 (meta . ((class . Item)
588 (interfaces . (break-aligned-interface
591 staff-symbol-referencer-interface))))))
595 (avoid-slur . inside)
596 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
597 (break-align-symbol . cue-end-clef)
598 (break-visibility . ,begin-of-line-invisible)
600 (glyph-name . ,ly:clef::calc-glyph-name)
602 (full-size-change . #t)
603 (space-alist . ((clef . (extra-space . 0.7))
604 (cue-clef . (extra-space . 0.7))
605 (staff-bar . (extra-space . 0.7))
606 (key-cancellation . (minimum-space . 3.5))
607 (key-signature . (minimum-space . 3.5))
608 (time-signature . (minimum-space . 4.2))
609 (first-note . (minimum-fixed-space . 5.0))
610 (next-note . (extra-space . 0.5))
611 (right-edge . (extra-space . 0.5))))
612 (stencil . ,ly:clef::print)
613 (Y-offset . ,ly:staff-symbol-referencer::callback)
614 (meta . ((class . Item)
615 (interfaces . (break-aligned-interface
618 staff-symbol-referencer-interface))))))
622 (break-align-symbol . custos)
623 (break-visibility . ,end-of-line-visible)
624 (neutral-direction . ,DOWN)
627 (first-note . (minimum-fixed-space . 0.0))
628 (right-edge . (extra-space . 0.1))))
629 (stencil . ,ly:custos::print)
631 (Y-offset . ,ly:staff-symbol-referencer::callback)
632 (meta . ((class . Item)
633 (interfaces . (break-aligned-interface
636 staff-symbol-referencer-interface))))))
642 (positioning-done . ,ly:dot-column::calc-positioning-done)
643 (X-extent . ,ly:axis-group-interface::width)
644 (meta . ((class . Item)
645 (interfaces . (axis-group-interface
646 dot-column-interface))))))
650 (dot-count . ,dots::calc-dot-count)
651 (staff-position . ,dots::calc-staff-position)
652 (stencil . ,ly:dots::print)
653 (extra-spacing-height . (-0.5 . 0.5))
654 (meta . ((class . Item)
655 (interfaces . (dots-interface
657 staff-symbol-referencer-interface))))))
661 (break-align-symbol . staff-bar)
662 (break-visibility . ,begin-of-line-invisible)
663 (dot-negative-kern . 0.75)
664 (font-encoding . fetaMusic)
666 (slash-negative-kern . 1.6)
668 (stencil . ,ly:percent-repeat-item-interface::double-percent)
670 (meta . ((class . Item)
671 (interfaces . (break-aligned-interface
673 percent-repeat-interface
674 percent-repeat-item-interface))))))
676 (DoublePercentRepeatCounter
679 (font-encoding . fetaText)
682 (self-alignment-X . ,CENTER)
684 (staff-padding . 0.25)
685 (stencil . ,ly:text-interface::print)
686 (X-offset . ,(ly:make-simple-closure
688 ,(ly:make-simple-closure
689 (list ly:self-alignment-interface::centered-on-y-parent))
690 ,(ly:make-simple-closure
691 (list ly:self-alignment-interface::x-aligned-on-self)))))
692 (Y-offset . ,ly:side-position-interface::y-aligned-side)
693 (meta . ((class . Item)
694 (interfaces . (font-interface
695 percent-repeat-interface
696 percent-repeat-item-interface
697 self-alignment-interface
698 side-position-interface
703 (dot-negative-kern . 0.75)
704 (font-encoding . fetaMusic)
705 (slash-negative-kern . 1.6)
707 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
709 (meta . ((class . Item)
710 (interfaces . (font-interface
711 percent-repeat-interface
712 percent-repeat-item-interface
713 rhythmic-grob-interface))))))
718 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
720 (minimum-space . 1.2)
721 (outside-staff-priority . 250)
725 (staff-padding . 0.1)
726 (X-extent . ,ly:axis-group-interface::width)
727 (Y-extent . ,ly:axis-group-interface::height)
728 (Y-offset . ,ly:side-position-interface::y-aligned-side)
729 (meta . ((class . Spanner)
730 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
731 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
732 (interfaces . (axis-group-interface
734 dynamic-line-spanner-interface
735 side-position-interface))))))
742 (direction . ,ly:script-interface::calc-direction)
743 (extra-spacing-width . (+inf.0 . -inf.0))
744 (font-encoding . fetaText)
746 (font-shape . italic)
747 (outside-staff-priority . 250)
748 (positioning-done . ,ly:script-interface::calc-positioning-done)
749 (right-padding . 0.5)
750 (self-alignment-X . ,CENTER)
751 (self-alignment-Y . ,CENTER)
752 (stencil . ,ly:text-interface::print)
753 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
754 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
755 (meta . ((class . Item)
756 (interfaces . (dynamic-interface
757 dynamic-text-interface
760 self-alignment-interface
765 (before-line-breaking . ,dynamic-text-spanner::before-line-breaking)
766 (bound-details . ((right . ((attach-dir . ,LEFT)
770 (right-broken . ((attach-dir . ,RIGHT)
774 (left . ((attach-dir . ,LEFT)
776 (stencil-offset . (-0.75 . -0.5))
779 (left-broken . ((attach-dir . ,RIGHT)
782 (dash-fraction . 0.2)
785 ;; rather ugh with NCSB
786 ;; (font-series . bold)
787 (font-shape . italic)
789 ;; need to blend with dynamic texts.
792 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
794 ;; make sure the spanner doesn't get too close to notes
795 (minimum-Y-extent . (-1 . 1))
797 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
798 (stencil . ,ly:line-spanner::print)
799 (style . dashed-line)
800 (meta . ((class . Spanner)
801 (interfaces . (dynamic-interface
802 dynamic-text-spanner-interface
805 line-spanner-interface
812 (bound-details . ((left . ((Y . 0)
818 (attach-dir . ,RIGHT)
822 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
823 (quantize-position . #t)
824 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
826 (stencil . ,ly:line-spanner::print)
828 (Y-offset . ,ly:side-position-interface::y-aligned-side)
829 (meta . ((class . Spanner)
830 (interfaces . (episema-interface
833 line-spanner-interface
834 side-position-interface))))))
840 ;; sync with TextScript (?)
842 (avoid-slur . around)
843 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
844 (direction . ,ly:script-interface::calc-direction)
845 (font-encoding . fetaText)
846 (font-size . -5) ; don't overlap when next to heads.
848 (positioning-done . ,ly:script-interface::calc-positioning-done)
849 (script-priority . 100)
850 (self-alignment-X . ,CENTER)
851 (self-alignment-Y . ,CENTER)
853 (staff-padding . 0.5)
854 (stencil . ,ly:text-interface::print)
855 (text . ,fingering::calc-text)
856 (meta . ((class . Item)
857 (interfaces . (finger-interface
859 self-alignment-interface
860 side-position-interface
862 text-script-interface))))))
866 (after-line-breaking . ,ly:chord-name::after-line-breaking)
867 (fret-diagram-details . ((finger-code . below-string)))
868 (stencil . ,fret-board::calc-stencil)
869 (extra-spacing-height . (0.2 . -0.2))
870 (meta . ((class . Item)
871 (interfaces . (chord-name-interface
873 fret-diagram-interface
874 rhythmic-grob-interface))))))
879 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
880 (bound-details . ((right . ((attach-dir . ,CENTER)
883 (left . ((attach-dir . ,CENTER)
888 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
889 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
890 (stencil . ,ly:line-spanner::print)
894 (zigzag-width . 0.75)
895 (meta . ((class . Spanner)
896 (interfaces . (glissando-interface
898 line-spanner-interface
899 unbreakable-spanner-interface))))))
903 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
904 (shortest-duration-space . 1.6)
905 (spacing-increment . 0.8)
906 (meta . ((class . Spanner)
907 (interfaces . (grace-spacing-interface
908 spacing-options-interface
909 spanner-interface))))))
914 (self-alignment-X . ,CENTER)
915 (stencil . ,ly:grid-line-interface::print)
916 (X-extent . ,ly:grid-line-interface::width)
917 (X-offset . ,(ly:make-simple-closure
919 ,(ly:make-simple-closure
920 (list ly:self-alignment-interface::centered-on-x-parent))
921 ,(ly:make-simple-closure
922 (list ly:self-alignment-interface::x-aligned-on-self)))))
923 (meta . ((class . Item)
924 (interfaces . (grid-line-interface
925 self-alignment-interface))))))
931 (meta . ((class . Item)
932 (interfaces . (grid-point-interface))))))
937 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
938 (bound-padding . 1.0)
940 (grow-direction . ,hairpin::calc-grow-direction)
942 (minimum-length . 2.0)
943 (self-alignment-Y . ,CENTER)
944 (springs-and-rods . ,ly:spanner::set-spacing-rods)
945 (stencil . ,ly:hairpin::print)
948 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
949 (meta . ((class . Spanner)
950 (interfaces . (dynamic-interface
953 self-alignment-interface
954 spanner-interface))))))
958 (bracket-flare . (0.5 . 0.5))
959 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
963 (staff-padding . 0.2)
964 (stencil . ,ly:horizontal-bracket::print)
966 (Y-offset . ,ly:side-position-interface::y-aligned-side)
967 (meta . ((class . Spanner)
968 (interfaces . (horizontal-bracket-interface
970 side-position-interface
971 spanner-interface))))))
978 (self-alignment-X . ,CENTER)
979 (self-alignment-Y . ,CENTER)
980 (stencil . ,system-start-text::print)
981 (X-offset . ,system-start-text::calc-x-offset)
982 (Y-offset . ,system-start-text::calc-y-offset)
983 (meta . ((class . Spanner)
984 (interfaces . (font-interface
985 self-alignment-interface
986 side-position-interface
987 system-start-text-interface))))))
992 (extra-spacing-width . (+inf.0 . -inf.0))
993 (outside-staff-priority . 500)
995 (self-alignment-X . ,LEFT)
997 (staff-padding . 0.5)
998 (stencil . ,ly:text-interface::print)
999 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1000 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1001 (meta . ((class . Item)
1002 (interfaces . (font-interface
1003 self-alignment-interface
1004 side-position-interface
1005 text-interface))))))
1010 (break-align-symbol . key-cancellation)
1011 (break-visibility . ,begin-of-line-invisible)
1012 (glyph-name-alist . ,cancellation-glyph-name-alist)
1015 (time-signature . (extra-space . 1.25))
1016 (staff-bar . (extra-space . 0.6))
1017 (key-signature . (extra-space . 0.5))
1018 (cue-clef . (extra-space . 0.5))
1019 (right-edge . (extra-space . 0.5))
1020 (first-note . (fixed-space . 2.5))))
1021 (stencil . ,ly:key-signature-interface::print)
1022 (Y-offset . ,ly:staff-symbol-referencer::callback)
1023 (meta . ((class . Item)
1024 (interfaces . (break-aligned-interface
1026 key-cancellation-interface
1027 key-signature-interface
1028 staff-symbol-referencer-interface))))))
1032 (avoid-slur . inside)
1033 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1034 (break-align-symbol . key-signature)
1035 (break-visibility . ,begin-of-line-visible)
1036 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1039 (time-signature . (extra-space . 1.15))
1040 (staff-bar . (extra-space . 1.1))
1041 (cue-clef . (extra-space . 0.5))
1042 (right-edge . (extra-space . 0.5))
1043 (first-note . (fixed-space . 2.5))))
1044 (stencil . ,ly:key-signature-interface::print)
1045 (Y-offset . ,ly:staff-symbol-referencer::callback)
1046 (meta . ((class . Item)
1047 (interfaces . (break-aligned-interface
1049 key-signature-interface
1050 staff-symbol-referencer-interface))))))
1055 (control-points . ,ly:semi-tie::calc-control-points)
1056 (details . ((ratio . 0.333)
1057 (height-limit . 1.0)))
1058 (direction . ,ly:tie::calc-direction)
1059 (head-direction . ,LEFT)
1060 (stencil . ,laissez-vibrer::print)
1062 (extra-spacing-height . (-0.5 . 0.5))
1063 (meta . ((class . Item)
1064 (interfaces . (semi-tie-interface))))))
1066 (LaissezVibrerTieColumn
1068 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1069 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1072 (meta . ((class . Item)
1073 (interfaces . (semi-tie-column-interface))))))
1078 (length-fraction . 0.25)
1079 (minimum-length-fraction . 0.25)
1080 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
1081 (stencil . ,ly:ledger-line-spanner::print)
1084 (meta . ((class . Spanner)
1085 (interfaces . (ledger-line-spanner-interface))))))
1089 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1090 (break-align-symbol . left-edge)
1091 (break-visibility . ,center-invisible)
1093 (extra-spacing-height . (+inf.0 . -inf.0))
1095 (ambitus . (extra-space . 2.0))
1096 (breathing-sign . (minimum-space . 0.0))
1097 (cue-end-clef . (extra-space . 0.8))
1098 (clef . (extra-space . 0.8))
1099 (cue-clef . (extra-space . 0.8))
1100 (staff-bar . (extra-space . 0.0))
1101 (key-cancellation . (extra-space . 0.0))
1102 (key-signature . (extra-space . 0.8))
1103 (time-signature . (extra-space . 1.0))
1104 (custos . (extra-space . 0.0))
1105 (first-note . (fixed-space . 2.0))
1106 (right-edge . (extra-space . 0.0))
1108 (X-extent . (0 . 0))
1109 (meta . ((class . Item)
1110 (interfaces . (break-aligned-interface))))))
1114 ;; ugh. A ligature bracket is totally different from
1115 ;; a tuplet bracket.
1117 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1118 (control-points . ,ly:tuplet-bracket::calc-control-points)
1120 (edge-height . (0.7 . 0.7))
1122 (positions . ,ly:tuplet-bracket::calc-positions)
1123 (shorten-pair . (-0.2 . -0.2))
1124 (staff-padding . 0.25)
1125 (stencil . ,ly:tuplet-bracket::print)
1127 (meta . ((class . Spanner)
1128 (interfaces . (line-interface
1129 tuplet-bracket-interface))))))
1133 (minimum-length . 1.5)
1134 (stencil . ,ly:lyric-extender::print)
1135 (thickness . 0.8) ; line-thickness
1136 (Y-extent . (0 . 0))
1137 (meta . ((class . Spanner)
1138 (interfaces . (lyric-extender-interface
1139 lyric-interface))))))
1143 (dash-period . 10.0)
1146 (minimum-distance . 0.1)
1147 (minimum-length . 0.3)
1149 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1150 (stencil . ,ly:lyric-hyphen::print)
1152 (Y-extent . (0 . 0))
1153 (meta . ((class . Spanner)
1154 (interfaces . (font-interface
1155 lyric-hyphen-interface
1157 spanner-interface))))))
1161 (minimum-distance . 0.45)
1163 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1166 (meta . ((class . Spanner)
1167 (interfaces . (lyric-hyphen-interface
1168 spanner-interface))))))
1172 (extra-spacing-width . (0.0 . 0.0))
1173 ;; Recede in height for purposes of note spacing,
1174 ;; so notes in melismata can be freely spaced above lyrics
1175 (extra-spacing-height . (0.2 . -0.2))
1176 (font-series . medium)
1178 (self-alignment-X . ,CENTER)
1179 (stencil . ,lyric-text::print)
1180 (text . ,(grob::calc-property-by-copy 'text))
1182 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1183 (meta . ((class . Item)
1184 (interfaces . (font-interface
1185 lyric-syllable-interface
1186 rhythmic-grob-interface
1187 self-alignment-interface
1188 text-interface))))))
1198 (stencil . ,ly:measure-grouping::print)
1200 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1201 (meta . ((class . Spanner)
1202 (interfaces . (measure-grouping-interface
1203 side-position-interface))))))
1207 (neutral-direction . ,DOWN)
1208 (meta . ((class . Item)
1209 (interfaces . (melody-spanner-interface))))))
1213 (stencil . ,ly:mensural-ligature::print)
1215 (meta . ((class . Spanner)
1216 (interfaces . (font-interface
1217 mensural-ligature-interface))))))
1221 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1222 (break-visibility . ,end-of-line-invisible)
1224 (extra-spacing-width . (+inf.0 . -inf.0))
1225 (outside-staff-priority . 1000)
1228 (stencil . ,ly:text-interface::print)
1229 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1230 (X-offset . ,(ly:make-simple-closure
1232 ,(ly:make-simple-closure
1233 (list ly:break-alignable-interface::self-align-callback))
1234 ,(ly:make-simple-closure
1235 (list ly:self-alignment-interface::x-aligned-on-self)))))
1236 (self-alignment-X . ,LEFT)
1237 (break-align-symbols . (time-signature))
1238 (non-break-align-symbols . (multi-measure-rest-interface))
1240 (meta . ((class . Item)
1241 (interfaces . (break-alignable-interface
1243 metronome-mark-interface
1244 self-alignment-interface
1245 side-position-interface
1246 text-interface))))))
1251 (hair-thickness . 2.0)
1253 (spacing-pair . (break-alignment . break-alignment))
1254 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1255 (staff-position . 0)
1256 (stencil . ,ly:multi-measure-rest::print)
1257 (thick-thickness . 6.6)
1258 (Y-offset . ,ly:staff-symbol-referencer::callback)
1259 (meta . ((class . Spanner)
1260 (interfaces . (font-interface
1261 multi-measure-interface
1262 multi-measure-rest-interface
1264 staff-symbol-referencer-interface))))))
1266 (MultiMeasureRestNumber
1268 (bound-padding . 2.0)
1270 (font-encoding . fetaText)
1272 (self-alignment-X . ,CENTER)
1274 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1275 (staff-padding . 0.4)
1276 (stencil . ,ly:text-interface::print)
1277 (X-offset . ,(ly:make-simple-closure
1279 ,(ly:make-simple-closure
1280 (list ly:self-alignment-interface::x-aligned-on-self))
1281 ,(ly:make-simple-closure
1282 (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1283 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1284 (meta . ((class . Spanner)
1285 (interfaces . (font-interface
1286 multi-measure-interface
1287 self-alignment-interface
1288 side-position-interface
1289 text-interface))))))
1291 (MultiMeasureRestText
1294 (outside-staff-priority . 450)
1296 (self-alignment-X . ,CENTER)
1297 (staff-padding . 0.25)
1298 (stencil . ,ly:text-interface::print)
1299 (X-offset . ,(ly:make-simple-closure
1301 ,(ly:make-simple-closure
1302 (list ly:self-alignment-interface::x-centered-on-y-parent))
1303 ,(ly:make-simple-closure
1304 (list ly:self-alignment-interface::x-aligned-on-self)))))
1305 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1306 (meta . ((class . Spanner)
1307 (interfaces . (font-interface
1308 multi-measure-interface
1309 self-alignment-interface
1310 side-position-interface
1311 text-interface))))))
1314 (NonMusicalPaperColumn
1316 (allow-loose-spacing . #t)
1318 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1319 (full-measure-extra-space . 1.0)
1320 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1321 (skyline-vertical-padding . 0.15)
1322 ;; (stencil . ,ly:paper-column::print)
1324 (line-break-permission . allow)
1326 (page-break-permission . allow)
1328 ;; debugging stuff: print column number.
1329 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1331 (X-extent . ,ly:axis-group-interface::width)
1332 (meta . ((class . Paper_column)
1333 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1334 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1335 (interfaces . (axis-group-interface
1337 paper-column-interface
1338 separation-item-interface
1339 spaceable-grob-interface))))))
1344 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1345 (prefer-dotted-right . #t)
1346 (X-extent . ,ly:axis-group-interface::width)
1347 (Y-extent . ,ly:axis-group-interface::height)
1348 (meta . ((class . Item)
1349 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1350 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1351 (interfaces . (axis-group-interface
1352 note-collision-interface))))))
1357 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1358 (skyline-vertical-padding . 0.15)
1359 (X-extent . ,ly:axis-group-interface::width)
1360 (Y-extent . ,ly:axis-group-interface::height)
1361 (meta . ((class . Item)
1362 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1363 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1364 (interfaces . (axis-group-interface
1365 note-column-interface
1366 separation-item-interface))))))
1371 (duration-log . ,note-head::calc-duration-log)
1372 (extra-spacing-height . ,ly:note-head::include-ledger-line-height)
1373 (glyph-name . ,note-head::calc-glyph-name)
1374 (ligature-flexa . #f)
1375 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1376 (stencil . ,ly:note-head::print)
1377 (X-offset . ,ly:note-head::stem-x-shift)
1378 (Y-offset . ,ly:staff-symbol-referencer::callback)
1379 (meta . ((class . Item)
1380 (interfaces . (font-interface
1381 gregorian-ligature-interface
1383 mensural-ligature-interface
1385 rhythmic-grob-interface
1386 rhythmic-head-interface
1387 staff-symbol-referencer-interface
1388 vaticana-ligature-interface))))))
1392 (stencil . ,ly:text-interface::print)
1393 (meta . ((class . Item)
1394 (interfaces . (font-interface
1396 text-interface))))))
1400 ;; Changed this from 0.75.
1401 ;; If you ever change this back, please document! --hwn
1402 (knee-spacing-correction . 1.0)
1403 (same-direction-correction . 0.25)
1404 (space-to-barline . #t)
1405 (stem-spacing-correction . 0.5)
1406 (meta . ((class . Item)
1407 (interfaces . (note-spacing-interface
1408 spacing-interface))))))
1413 (break-visibility . ,inherit-x-parent-visibility)
1414 (font-shape . italic)
1416 (self-alignment-X . ,CENTER)
1417 (staff-padding . 0.2)
1418 (stencil . ,ly:text-interface::print)
1419 (X-offset . ,(ly:make-simple-closure
1421 ,(ly:make-simple-closure
1422 (list ly:self-alignment-interface::x-aligned-on-self))
1423 ,(ly:make-simple-closure
1424 (list ly:self-alignment-interface::centered-on-x-parent)))))
1425 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1426 (meta . ((class . Item)
1427 (interfaces . (font-interface
1428 self-alignment-interface
1429 side-position-interface
1430 text-interface))))))
1434 (dash-fraction . 0.3)
1436 (edge-height . (0 . 1.2))
1437 (font-shape . italic)
1438 (minimum-length . 1.0)
1439 (outside-staff-priority . 400)
1441 (shorten-pair . (0.0 . -0.6))
1442 (staff-padding . 1.0)
1443 (stencil . ,ly:ottava-bracket::print)
1444 (style . dashed-line)
1445 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1446 (meta . ((class . Spanner)
1447 (interfaces . (font-interface
1448 horizontal-bracket-interface
1450 ottava-bracket-interface
1451 side-position-interface
1452 text-interface))))))
1457 (allow-loose-spacing . #t)
1459 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1460 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1461 ;; (stencil . ,ly:paper-column::print)
1462 (X-extent . ,ly:axis-group-interface::width)
1465 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1466 (meta . ((class . Paper_column)
1467 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1468 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1469 (interfaces . (axis-group-interface
1471 paper-column-interface
1472 separation-item-interface
1473 spaceable-grob-interface))))))
1479 (stencil . ,parentheses-item::print)
1480 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1481 (meta . ((class . Item)
1482 (interfaces . (font-interface
1483 parentheses-interface))))))
1487 (dot-negative-kern . 0.75)
1488 (font-encoding . fetaMusic)
1490 (spacing-pair . (break-alignment . staff-bar))
1491 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1492 (stencil . ,ly:multi-measure-rest::percent)
1494 (meta . ((class . Spanner)
1495 (interfaces . (font-interface
1496 multi-measure-rest-interface
1497 percent-repeat-interface))))))
1499 (PercentRepeatCounter
1502 (font-encoding . fetaText)
1505 (self-alignment-X . ,CENTER)
1506 (staff-padding . 0.25)
1507 (stencil . ,ly:text-interface::print)
1508 (X-offset . ,(ly:make-simple-closure
1510 ,(ly:make-simple-closure
1511 (list ly:self-alignment-interface::x-centered-on-y-parent))
1512 ,(ly:make-simple-closure
1513 (list ly:self-alignment-interface::x-aligned-on-self)))))
1514 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1515 (meta . ((class . Spanner)
1516 (interfaces . (font-interface
1517 percent-repeat-interface
1518 self-alignment-interface
1519 side-position-interface
1520 text-interface))))))
1524 (control-points . ,ly:slur::calc-control-points)
1525 (cross-staff . ,ly:slur::calc-cross-staff)
1526 (details . ,default-slur-details)
1527 (direction . ,ly:slur::calc-direction)
1528 (height-limit . 2.0)
1529 (minimum-length . 1.5)
1531 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1532 (stencil . ,ly:slur::print)
1534 (Y-extent . ,ly:slur::height)
1535 (meta . ((class . Spanner)
1536 (interfaces . (slur-interface))))))
1538 ;; an example of a text spanner
1541 (bound-padding . 1.0)
1542 (bracket-flare . (0.5 . 0.5))
1544 (edge-height . (1.0 . 1.0))
1545 (shorten-pair . (0.0 . 0.0))
1546 (stencil . ,ly:piano-pedal-bracket::print)
1549 (meta . ((class . Spanner)
1550 (interfaces . (line-interface
1551 piano-pedal-bracket-interface
1552 piano-pedal-interface))))))
1557 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1559 (break-align-symbols . (staff-bar clef))
1560 (break-visibility . ,end-of-line-invisible)
1562 (extra-spacing-width . (+inf.0 . -inf.0))
1565 (outside-staff-priority . 1500)
1567 (self-alignment-X . ,CENTER)
1568 (stencil . ,ly:text-interface::print)
1569 (X-offset . ,(ly:make-simple-closure
1571 ,(ly:make-simple-closure
1572 (list ly:break-alignable-interface::self-align-callback))
1573 ,(ly:make-simple-closure
1574 (list ly:self-alignment-interface::x-aligned-on-self)))))
1575 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1576 (meta . ((class . Item)
1577 (interfaces . (break-alignable-interface
1580 self-alignment-interface
1581 side-position-interface
1582 text-interface))))))
1586 (slash-negative-kern . 0.85)
1588 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1590 (meta . ((class . Item)
1591 (interfaces . (percent-repeat-interface
1592 percent-repeat-item-interface
1593 rhythmic-grob-interface))))))
1597 (control-points . ,ly:semi-tie::calc-control-points)
1598 (details . ((ratio . 0.333)
1599 (height-limit . 1.0)))
1600 (direction . ,ly:tie::calc-direction)
1601 (head-direction . ,RIGHT)
1602 (stencil . ,ly:tie::print)
1604 (extra-spacing-height . (-0.5 . 0.5))
1605 (meta . ((class . Item)
1606 (interfaces . (semi-tie-interface))))))
1610 (direction . ,ly:tie::calc-direction)
1611 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1612 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1615 (meta . ((class . Item)
1616 (interfaces . (semi-tie-column-interface))))))
1620 (cross-staff . ,ly:rest::calc-cross-staff)
1621 (duration-log . ,stem::calc-duration-log)
1622 (minimum-distance . 0.25)
1623 (stencil . ,ly:rest::print)
1624 (X-extent . ,ly:rest::width)
1625 (Y-extent . ,ly:rest::height)
1626 (Y-offset . ,ly:rest::y-offset-callback)
1627 (meta . ((class . Item)
1628 (interfaces . (font-interface
1630 rhythmic-grob-interface
1631 rhythmic-head-interface
1632 staff-symbol-referencer-interface))))))
1636 (minimum-distance . 0.75)
1637 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1638 (meta . ((class . Item)
1639 (interfaces . (rest-collision-interface))))))
1644 (add-stem-support . #t)
1645 (cross-staff . ,ly:script-interface::calc-cross-staff)
1646 (direction . ,ly:script-interface::calc-direction)
1647 (font-encoding . fetaMusic)
1648 (positioning-done . ,ly:script-interface::calc-positioning-done)
1651 ;; padding set in script definitions.
1652 (staff-padding . 0.25)
1654 (stencil . ,ly:script-interface::print)
1655 (X-offset . ,script-interface::calc-x-offset)
1656 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1657 (meta . ((class . Item)
1658 (interfaces . (font-interface
1660 side-position-interface))))))
1664 (before-line-breaking . ,ly:script-column::before-line-breaking)
1665 (meta . ((class . Item)
1666 (interfaces . (script-column-interface))))))
1670 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1671 (meta . ((class . Item)
1672 (interfaces . (script-column-interface))))))
1676 (avoid-slur . inside)
1677 (control-points . ,ly:slur::calc-control-points)
1678 (cross-staff . ,ly:slur::calc-cross-staff)
1679 (details . ,default-slur-details)
1680 (direction . ,ly:slur::calc-direction)
1681 (height-limit . 2.0)
1682 (line-thickness . 0.8)
1683 (minimum-length . 1.5)
1685 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1686 (stencil . ,ly:slur::print)
1688 (Y-extent . ,ly:slur::height)
1689 (meta . ((class . Spanner)
1690 (interfaces . (slur-interface))))))
1694 (direction . ,RIGHT)
1695 (extra-spacing-width . (+inf.0 . -inf.0))
1696 (font-shape . italic)
1697 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1698 (self-alignment-X . ,CENTER)
1699 (stencil . ,ly:text-interface::print)
1700 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1701 (meta . ((class . Item)
1702 (interfaces . (font-interface
1703 piano-pedal-script-interface
1704 self-alignment-interface
1705 text-interface))))))
1707 (SostenutoPedalLineSpanner
1711 (minimum-space . 1.0)
1712 (outside-staff-priority . 1000)
1715 (staff-padding . 1.0)
1716 (X-extent . ,ly:axis-group-interface::width)
1717 (Y-extent . ,ly:axis-group-interface::height)
1718 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1719 (meta . ((class . Spanner)
1720 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1721 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1722 (interfaces . (axis-group-interface
1723 piano-pedal-interface
1724 side-position-interface))))))
1728 (average-spacing-wishes . #t)
1729 (base-shortest-duration . ,(ly:make-moment 3 16))
1730 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1731 (shortest-duration-space . 2.0)
1732 (spacing-increment . 1.2)
1733 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1734 (meta . ((class . Spanner)
1735 (interfaces . (spacing-options-interface
1736 spacing-spanner-interface))))))
1740 (allow-span-bar . #t)
1741 (bar-extent . ,ly:axis-group-interface::height)
1742 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1743 (break-align-symbol . staff-bar)
1745 (glyph-name . ,ly:span-bar::calc-glyph-name)
1747 ;; ugh duplication! (these 4 properties were copied from Barline)
1749 ;; Ross. page 151 lists other values, we opt for a leaner look
1753 (hair-thickness . 1.6)
1754 (thick-thickness . 6.0)
1758 (stencil . ,ly:span-bar::print)
1759 (X-extent . ,ly:span-bar::width)
1760 (Y-extent . ,ly:axis-group-interface::height)
1761 (meta . ((class . Item)
1762 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1763 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1764 (interfaces . (bar-line-interface
1766 span-bar-interface))))))
1770 (staff-staff-spacing . ((basic-distance . 9)
1771 (minimum-distance . 7)
1773 (stretchability . 5)))
1774 (staffgroup-staff-spacing . ((basic-distance . 10.5)
1775 (minimum-distance . 8)
1777 (stretchability . 9)))
1778 (meta . ((class . Spanner)
1779 (interfaces . (staff-grouper-interface))))))
1784 (stem-spacing-correction . 0.4)
1785 (meta . ((class . Item)
1786 (interfaces . (spacing-interface
1787 staff-spacing-interface))))))
1792 (ledger-line-thickness . (1.0 . 0.1))
1794 (stencil . ,ly:staff-symbol::print)
1795 (Y-extent . ,ly:staff-symbol::height)
1796 (meta . ((class . Spanner)
1797 (interfaces . (staff-symbol-interface))))))
1802 (font-series . bold)
1805 (stencil . ,ly:text-interface::print)
1806 (X-offset . ,ly:side-position-interface::x-aligned-side)
1807 (meta . ((class . Item)
1808 (interfaces . (font-interface
1809 side-position-interface
1810 stanza-number-interface
1811 text-interface))))))
1815 (beamlet-default-length . (1.1 . 1.1))
1816 (beamlet-max-length-proportion . (0.75 . 0.75))
1817 (cross-staff . ,ly:stem::calc-cross-staff)
1818 (default-direction . ,ly:stem::calc-default-direction)
1821 ;; 3.5 (or 3 measured from note head) is standard length
1822 ;; 32nd, 64th, 128th flagged stems should be longer
1823 (lengths . (3.5 3.5 3.5 4.5 5.0 6.0))
1825 ;; FIXME. 3.5 yields too long beams (according to Ross and
1826 ;; looking at Baerenreiter examples) for a number of common
1827 ;; boundary cases. Subtracting half a beam thickness fixes
1828 ;; this, but the bug may well be somewhere else.
1830 ;; FIXME this should come from 'lengths
1831 (beamed-lengths . (3.26 3.5 3.6))
1833 ;; The 'normal' minima
1834 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1835 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1837 ;; The 'extreme case' minima
1838 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1840 ;; Stems in unnatural (forced) direction should be shortened by
1841 ;; one staff space, according to [Roush & Gourlay].
1842 ;; Flagged stems we shorten only half a staff space.
1843 (stem-shorten . (1.0 0.5))
1847 ;; We use the normal minima as minimum for the ideal lengths,
1848 ;; and the extreme minima as abolute minimum length.
1850 (direction . ,ly:stem::calc-direction)
1851 (duration-log . ,stem::calc-duration-log)
1852 (flag . ,ly:stem::calc-flag)
1853 (length . ,ly:stem::calc-length)
1854 (neutral-direction . ,DOWN)
1855 (positioning-done . ,ly:stem::calc-positioning-done)
1856 (stem-end-position . ,ly:stem::calc-stem-end-position)
1857 (stem-info . ,ly:stem::calc-stem-info)
1858 (stencil . ,ly:stem::print)
1860 (X-extent . ,ly:stem::width)
1861 (X-offset . ,ly:stem::offset-callback)
1862 (Y-extent . ,ly:stem::height)
1863 (Y-offset . ,ly:staff-symbol-referencer::callback)
1864 (meta . ((class . Item)
1865 (interfaces . (font-interface
1866 stem-interface))))))
1870 (beam-thickness . 0.48) ; staff-space
1871 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1872 (slope . ,ly:stem-tremolo::calc-slope)
1873 (stencil . ,ly:stem-tremolo::print)
1874 (style . ,ly:stem-tremolo::calc-style)
1875 (X-extent . ,ly:stem-tremolo::width)
1876 (Y-extent . ,ly:stem-tremolo::height)
1877 (meta . ((class . Item)
1878 (interfaces . (stem-tremolo-interface))))))
1882 (avoid-slur . around)
1883 (font-encoding . fetaText)
1884 (font-size . -5) ; don't overlap when next to heads.
1886 (script-priority . 100)
1887 (self-alignment-X . ,CENTER)
1888 (self-alignment-Y . ,CENTER)
1889 (staff-padding . 0.5)
1890 (stencil . ,print-circled-text-callback)
1891 (text . ,string-number::calc-text)
1892 (meta . ((class . Item)
1893 (interfaces . (font-interface
1894 self-alignment-interface
1895 side-position-interface
1896 string-number-interface
1898 text-script-interface))))))
1902 (digit-names . #("p" "i" "m" "a" "x"))
1903 (font-shape . italic)
1904 (font-size . -4) ; don't overlap when next to heads.
1906 (script-priority . 100)
1907 (self-alignment-X . ,CENTER)
1908 (self-alignment-Y . ,CENTER)
1909 (staff-padding . 0.5)
1910 (stencil . ,ly:text-interface::print)
1911 (text . ,stroke-finger::calc-text)
1912 (meta . ((class . Item)
1913 (interfaces . (font-interface
1914 self-alignment-interface
1915 side-position-interface
1916 stroke-finger-interface
1918 text-script-interface))))))
1922 (direction . ,RIGHT)
1923 (extra-spacing-width . (+inf.0 . -inf.0))
1924 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1925 (self-alignment-X . ,CENTER)
1926 (stencil . ,ly:sustain-pedal::print)
1927 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1928 (meta . ((class . Item)
1929 (interfaces . (font-interface
1930 piano-pedal-interface
1931 piano-pedal-script-interface
1932 self-alignment-interface
1933 text-interface))))))
1935 (SustainPedalLineSpanner
1939 (minimum-space . 1.0)
1940 (outside-staff-priority . 1000)
1943 (staff-padding . 1.2)
1944 (X-extent . ,ly:axis-group-interface::width)
1945 (Y-extent . ,ly:axis-group-interface::height)
1946 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1947 (meta . ((class . Spanner)
1948 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1949 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
1950 (interfaces . (axis-group-interface
1951 piano-pedal-interface
1952 side-position-interface))))))
1956 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
1958 (skyline-horizontal-padding . 0.5)
1959 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1960 (X-extent . ,ly:axis-group-interface::width)
1961 (Y-extent . ,ly:system::height)
1962 (meta . ((class . System)
1963 (object-callbacks . ((pure-relevant-grobs . ,ly:system::calc-pure-relevant-grobs)
1964 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)))
1965 (interfaces . (axis-group-interface
1966 system-interface))))))
1970 (collapse-height . 5.0)
1974 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1975 (stencil . ,ly:system-start-delimiter::print)
1978 (X-offset . ,ly:side-position-interface::x-aligned-side)
1980 (meta . ((class . Spanner)
1981 (interfaces . (side-position-interface
1982 system-start-delimiter-interface))))))
1986 (collapse-height . 5.0)
1988 (font-encoding . fetaBraces)
1990 (stencil . ,ly:system-start-delimiter::print)
1992 (X-offset . ,ly:side-position-interface::x-aligned-side)
1994 (meta . ((class . Spanner)
1995 (interfaces . (font-interface
1996 side-position-interface
1997 system-start-delimiter-interface))))))
2001 (collapse-height . 5.0)
2004 (stencil . ,ly:system-start-delimiter::print)
2007 (X-offset . ,ly:side-position-interface::x-aligned-side)
2009 (meta . ((class . Spanner)
2010 (interfaces . (font-interface
2011 side-position-interface
2012 system-start-delimiter-interface))))))
2017 (stencil . ,ly:system-start-delimiter::print)
2018 (style . line-bracket)
2020 (X-offset . ,ly:side-position-interface::x-aligned-side)
2022 (meta . ((class . Spanner)
2023 (interfaces . (font-interface
2024 side-position-interface
2025 system-start-delimiter-interface))))))
2030 (details . ((cautionary-properties . ((angularity . 0.4)
2031 (half-thickness . 0.075)
2033 (procedure . ,parenthesize-stencil)
2036 (harmonic-properties . ((angularity . 2)
2037 (half-thickness . 0.075)
2039 (procedure . ,parenthesize-stencil)
2041 (repeat-tied-properties . ((note-head-visible . #t)
2042 (parenthesize . #t)))
2043 (tied-properties . ((break-visibility . ,begin-of-line-visible)
2044 (parenthesize . #t)))))
2046 (direction . ,CENTER)
2047 (duration-log . ,note-head::calc-duration-log)
2048 (font-series . bold)
2050 (stem-attachment . (0.0 . 1.35))
2051 (stencil . ,tab-note-head::print)
2053 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2054 (Y-offset . ,ly:staff-symbol-referencer::callback)
2055 (meta . ((class . Item)
2056 (interfaces . (font-interface
2058 rhythmic-grob-interface
2059 rhythmic-head-interface
2060 staff-symbol-referencer-interface
2061 tab-note-head-interface
2062 text-interface))))))
2066 (avoid-slur . around)
2067 (cross-staff . ,ly:script-interface::calc-cross-staff)
2069 (extra-spacing-width . (+inf.0 . -inf.0))
2070 (outside-staff-priority . 450)
2072 ;; sync with Fingering ?
2075 (script-priority . 200)
2077 (slur-padding . 0.5)
2078 (staff-padding . 0.5)
2079 (stencil . ,ly:text-interface::print)
2080 ;; todo: add X self alignment?
2081 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2082 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2083 (meta . ((class . Item)
2084 (interfaces . (font-interface
2085 instrument-specific-markup-interface
2086 self-alignment-interface
2087 side-position-interface
2089 text-script-interface))))))
2093 (bound-details . ((left . ((Y . 0)
2095 (attach-dir . ,LEFT)
2097 (left-broken . ((end-on-note . #t)))
2102 (dash-fraction . 0.2)
2105 (font-shape . italic)
2106 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2107 (outside-staff-priority . 350)
2108 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2110 (staff-padding . 0.8)
2111 (stencil . ,ly:line-spanner::print)
2112 (style . dashed-line)
2113 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2115 (meta . ((class . Spanner)
2116 (interfaces . (font-interface
2118 line-spanner-interface
2119 side-position-interface))))))
2123 (avoid-slur . inside)
2124 (control-points . ,ly:tie::calc-control-points)
2126 ;; for a full list, see tie-details.cc
2128 (center-staff-line-clearance . 0.6)
2129 (tip-staff-line-clearance . 0.45)
2130 (note-head-gap . 0.2)
2132 (height-limit . 1.0)
2133 (horizontal-distance-penalty-factor . 10)
2134 (same-dir-as-stem-penalty . 8)
2135 (min-length-penalty-factor . 26)
2136 (tie-tie-collision-distance . 0.45)
2137 (tie-tie-collision-penalty . 25.0)
2138 (intra-space-threshold . 1.25)
2139 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
2140 (outer-tie-length-symmetry-penalty-factor . 10)
2141 (vertical-distance-penalty-factor . 7)
2142 (outer-tie-vertical-gap . 0.25)
2143 (multi-tie-region-size . 3)
2144 (single-tie-region-size . 4)
2145 (between-length-limit . 1.0)))
2147 (direction . ,ly:tie::calc-direction)
2149 (line-thickness . 0.8)
2150 (neutral-direction . ,UP)
2151 (springs-and-rods . ,ly:spanner::set-spacing-rods)
2152 (stencil . ,ly:tie::print)
2154 (meta . ((class . Spanner)
2155 (interfaces . (tie-interface))))))
2159 (before-line-breaking . ,ly:tie-column::before-line-breaking)
2160 (positioning-done . ,ly:tie-column::calc-positioning-done)
2163 (meta . ((class . Spanner)
2164 (interfaces . (tie-column-interface))))))
2168 (avoid-slur . inside)
2170 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
2171 (break-align-symbol . time-signature)
2172 (break-align-anchor-alignment . ,LEFT)
2173 (break-visibility . ,all-visible)
2174 (extra-spacing-height . (-1.0 . 1.0))
2177 (cue-clef . (extra-space . 1.5))
2178 (first-note . (fixed-space . 2.0))
2179 (right-edge . (extra-space . 0.5))
2180 (staff-bar . (minimum-space . 2.0))))
2181 (stencil . ,ly:time-signature::print)
2183 (meta . ((class . Item)
2184 (interfaces . (break-aligned-interface
2186 time-signature-interface))))))
2188 (TrillPitchAccidental
2192 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
2195 (stencil . ,ly:accidental-interface::print)
2196 (X-offset . ,ly:side-position-interface::x-aligned-side)
2197 (Y-extent . ,ly:accidental-interface::height)
2198 (meta . ((class . Item)
2199 (interfaces . (accidental-interface
2201 side-position-interface
2202 trill-pitch-accidental-interface))))))
2207 (direction . ,RIGHT)
2211 (stencil . ,parenthesize-elements)
2212 (stencils . ,parentheses-item::calc-parenthesis-stencils)
2213 (X-offset . ,ly:side-position-interface::x-aligned-side)
2214 (meta . ((class . Item)
2215 (interfaces . (axis-group-interface
2218 parentheses-interface
2219 side-position-interface))))))
2225 (stencil . ,ly:note-head::print)
2226 (Y-offset . ,ly:staff-symbol-referencer::callback)
2227 (meta . ((class . Item)
2228 (interfaces . (font-interface
2230 pitched-trill-interface
2231 rhythmic-head-interface
2232 staff-symbol-referencer-interface))))))
2236 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2237 (bound-details . ((left . ((text . ,(make-musicglyph-markup "scripts.trill"))
2239 (stencil-offset . (-0.5 . -1))
2241 (attach-dir . ,CENTER)
2243 (left-broken . ((end-on-note . #t)))
2247 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2248 (outside-staff-priority . 50)
2250 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2252 (staff-padding . 1.0)
2253 (stencil . ,ly:line-spanner::print)
2255 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2256 (meta . ((class . Spanner)
2257 (interfaces . (font-interface
2259 line-spanner-interface
2260 side-position-interface
2261 trill-spanner-interface))))))
2265 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2266 (control-points . ,ly:tuplet-bracket::calc-control-points)
2267 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2268 (direction . ,ly:tuplet-bracket::calc-direction)
2269 (edge-height . (0.7 . 0.7))
2270 (full-length-to-extent . #t)
2272 (positions . ,ly:tuplet-bracket::calc-positions)
2273 (shorten-pair . (-0.2 . -0.2))
2274 (staff-padding . 0.25)
2275 (stencil . ,ly:tuplet-bracket::print)
2278 (meta . ((class . Spanner)
2279 (interfaces . (line-interface
2280 tuplet-bracket-interface))))))
2284 (avoid-slur . inside)
2285 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2286 (font-shape . italic)
2288 (stencil . ,ly:tuplet-number::print)
2289 (text . ,tuplet-number::calc-denominator-text)
2290 (meta . ((class . Spanner)
2291 (interfaces . (font-interface
2293 tuplet-number-interface))))))
2298 (direction . ,RIGHT)
2299 (extra-spacing-width . (+inf.0 . -inf.0))
2300 (font-shape . italic)
2301 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2302 (self-alignment-X . ,CENTER)
2303 (stencil . ,ly:text-interface::print)
2304 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2305 (meta . ((class . Item)
2306 (interfaces . (font-interface
2307 piano-pedal-script-interface
2308 self-alignment-interface
2309 text-interface))))))
2311 (UnaCordaPedalLineSpanner
2315 (minimum-space . 1.0)
2316 (outside-staff-priority . 1000)
2319 (staff-padding . 1.2)
2320 (X-extent . ,ly:axis-group-interface::width)
2321 (Y-extent . ,ly:axis-group-interface::height)
2322 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2323 (meta . ((class . Spanner)
2324 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2325 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
2326 (interfaces . (axis-group-interface
2327 piano-pedal-interface
2328 side-position-interface))))))
2334 (stencil . ,ly:vaticana-ligature::print)
2336 (meta . ((class . Spanner)
2337 (interfaces . (font-interface
2338 vaticana-ligature-interface))))))
2343 (positioning-done . ,ly:align-interface::align-to-ideal-distances)
2345 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2346 (X-extent . ,ly:axis-group-interface::width)
2347 (Y-extent . ,ly:axis-group-interface::height)
2348 (meta . ((class . Spanner)
2349 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)
2350 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2351 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)))
2352 (interfaces . (align-interface
2353 axis-group-interface))))))
2357 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2359 (default-staff-staff-spacing . ((basic-distance . 9)
2360 (minimum-distance . 8)
2362 (nonstaff-unrelatedstaff-spacing . ((padding . 0.5)))
2363 (staff-staff-spacing . ,ly:axis-group-interface::calc-staff-staff-spacing)
2364 (stencil . ,ly:axis-group-interface::print)
2365 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2366 (X-extent . ,ly:axis-group-interface::width)
2367 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2368 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2369 (meta . ((class . Spanner)
2370 (object-callbacks . (
2371 (X-common . ,ly:axis-group-interface::calc-x-common)
2372 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2373 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
2375 (interfaces . (axis-group-interface
2376 hara-kiri-group-spanner-interface))))))
2380 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2381 (bound-details . ((right . ((attach-dir . ,CENTER)
2384 (left . ((attach-dir . ,CENTER)
2389 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2391 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2392 (stencil . ,ly:line-spanner::print)
2396 (meta . ((class . Spanner)
2397 (interfaces . (line-interface
2398 line-spanner-interface))))))
2403 (edge-height . (2.0 . 2.0)) ;; staff-space;
2404 (font-encoding . fetaText)
2406 (stencil . ,ly:volta-bracket-interface::print)
2407 (thickness . 1.6) ;; line-thickness
2409 (meta . ((class . Spanner)
2410 (interfaces . (font-interface
2411 horizontal-bracket-interface
2413 side-position-interface
2415 volta-bracket-interface
2416 volta-interface))))))
2418 (VoltaBracketSpanner
2420 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
2424 (outside-staff-priority . 600)
2427 (X-extent . ,ly:axis-group-interface::width)
2428 (Y-extent . ,ly:axis-group-interface::height)
2429 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2430 (meta . ((class . Spanner)
2431 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2432 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)))
2433 (interfaces . (axis-group-interface
2434 side-position-interface
2435 volta-interface))))))
2439 (define (completize-grob-entry x)
2440 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2442 ;; (display (car x))
2444 (let* ((name-sym (car x))
2445 (grob-entry (cdr x))
2446 (meta-entry (assoc-get 'meta grob-entry))
2447 (class (assoc-get 'class meta-entry))
2449 (assoc-get 'interfaces meta-entry)))
2453 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2454 ((eq? 'Spanner class)
2455 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2456 ((eq? 'Paper_column class)
2457 (set! ifaces-entry (cons 'item-interface
2458 (cons 'paper-column-interface ifaces-entry))))
2459 ((eq? 'System class)
2460 (set! ifaces-entry (cons 'system-interface
2461 (cons 'spanner-interface ifaces-entry))))
2463 (ly:warning "Unknown class ~a" class)))
2465 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2466 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2468 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2469 (set! meta-entry (assoc-set! meta-entry 'interfaces
2471 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2472 (cons name-sym grob-entry)))
2474 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2476 ;; (display (map pair? all-grob-descriptions))
2478 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2481 ;; (display (car x)) (newline)
2483 (set-object-property! (car x) 'translation-type? list?)
2484 (set-object-property! (car x) 'is-grob? #t))
2485 all-grob-descriptions)
2487 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2489 (define (volta-bracket-interface::pure-height grob start end)
2490 (let ((edge-height (ly:grob-property grob 'edge-height)))
2491 (if (number-pair? edge-height)
2492 (let ((smaller (min (car edge-height) (cdr edge-height)))
2493 (larger (max (car edge-height) (cdr edge-height))))
2494 (interval-union '(0 . 0) (cons smaller larger)))
2497 (define pure-print-callbacks
2499 fret-board::calc-stencil
2500 note-head::brew-ez-stencil
2501 print-circled-text-callback
2502 laissez-vibrer::print
2505 ly:mensural-ligature::brew-ligature-primitive
2509 ly:key-signature-interface::print
2510 ly:percent-repeat-item-interface::beat-slash
2511 ly:text-interface::print
2512 ly:script-interface::print
2513 ly:sustain-pedal::print))
2515 ;; Sometimes we have grobs with (Y-extent . ,ly:grob::stencil-height)
2516 ;; and the print function is not pure, but there is a easy way to
2517 ;; figure out the Y-extent from the print function.
2518 (define pure-print-to-height-conversions
2520 (,ly:arpeggio::print . ,ly:arpeggio::pure-height)
2521 (,ly:arpeggio::brew-chord-bracket . ,ly:arpeggio::pure-height)
2522 (,ly:arpeggio::brew-chord-slur . ,ly:arpeggio::pure-height)
2523 (,ly:hairpin::print . ,ly:hairpin::pure-height)
2524 (,ly:volta-bracket-interface::print . ,volta-bracket-interface::pure-height)))
2526 ;; ly:grob::stencil-extent is safe if the print callback is safe too
2527 (define (pure-stencil-height grob start stop)
2528 (let* ((sten (ly:grob-property-data grob 'stencil))
2529 (pure-height-callback (assoc-get sten pure-print-to-height-conversions)))
2532 (memq sten pure-print-callbacks))
2533 (ly:grob::stencil-height grob))
2534 ((procedure? pure-height-callback)
2535 (pure-height-callback grob start stop))
2539 ;; Sometimes, a pure callback will be chained to a non-pure callback via
2540 ;; chain_offset_callback, in which case this provides a default by simply
2541 ;; passing through the value from the pure callback.
2542 (define (pure-chain-offset-callback grob start end prev-offset) prev-offset)
2544 (define pure-conversions-alist
2546 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2547 (,ly:axis-group-interface::calc-staff-staff-spacing . ,ly:axis-group-interface::calc-pure-staff-staff-spacing)
2548 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2549 (,ly:grob::stencil-height . ,pure-stencil-height)
2550 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2551 (,ly:rest-collision::force-shift-callback-rest . ,pure-chain-offset-callback)
2552 (,ly:rest::height . ,ly:rest::pure-height)
2553 (,ly:self-alignment-interface::y-aligned-on-self . ,ly:self-alignment-interface::pure-y-aligned-on-self)
2554 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2555 (,ly:slur::height . ,ly:slur::pure-height)
2556 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2557 (,ly:stem::height . ,ly:stem::pure-height)
2558 (,ly:system::height . ,ly:system::calc-pure-height)))
2560 (define pure-functions
2562 parenthesize-elements
2563 laissez-vibrer::print
2564 ly:rest::y-offset-callback
2565 ly:staff-symbol-referencer::callback
2566 ly:staff-symbol::height))
2568 (define-public (pure-relevant? grob)
2569 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2572 (pair? extent-callback)
2573 (memq extent-callback pure-functions)
2575 (pair? (assq extent-callback pure-conversions-alist))
2576 (let ((stencil (ly:grob-property-data grob 'stencil)))
2578 (not (eq? extent-callback ly:grob::stencil-height))
2579 (memq stencil pure-print-callbacks)
2580 (assq stencil pure-print-to-height-conversions)
2581 (ly:stencil? stencil)))))))))
2583 (define-public (call-pure-function unpure args start end)
2584 (if (ly:simple-closure? unpure)
2585 (ly:eval-simple-closure (car args) unpure start end)
2586 (if (not (procedure? unpure))
2588 (if (memq unpure pure-functions)
2590 (let ((pure (assq unpure pure-conversions-alist)))
2594 (list (car args) start end)