1 ;;;; This file is part of LilyPond, the GNU music typesetter.
3 ;;;; Copyright (C) 1998--2010 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 (clef . (extra-space . 0.5))
106 (key-signature . (extra-space . 0.0))
107 (staff-bar . (extra-space . 0.0))
108 (time-signature . (extra-space . 0.0))
109 (first-note . (fixed-space . 0.0))))
110 (X-extent . ,ly:axis-group-interface::width)
111 (Y-extent . ,ly:axis-group-interface::height)
112 (meta . ((class . Item)
113 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
114 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
115 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
116 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
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 (bar-size . ,ly:bar-line::calc-bar-size)
194 (break-align-anchor . ,ly:bar-line::calc-anchor)
195 (break-align-symbol . staff-bar)
196 (break-visibility . ,bar-line::calc-break-visibility)
199 (glyph-name . ,bar-line::calc-glyph-name)
202 ;; Ross. page 151 lists other values, we opt for a leaner look
205 ;; kern should scale with line-thickness too.
208 (hair-thickness . 1.9)
209 (thick-thickness . 6.0)
214 (time-signature . (extra-space . 0.75))
215 (custos . (minimum-space . 2.0))
216 (clef . (minimum-space . 1.0))
217 (key-signature . (extra-space . 1.0))
218 (key-cancellation . (extra-space . 1.0))
219 (first-note . (fixed-space . 1.3))
220 (next-note . (semi-fixed-space . 0.9))
221 (right-edge . (extra-space . 0.0))))
222 (stencil . ,ly:bar-line::print)
223 (meta . ((class . Item)
224 (interfaces . (bar-line-interface
225 break-aligned-interface
230 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
231 ;; want the bar number before the clef at line start.
232 (break-align-symbols . (left-edge staff-bar))
234 (break-visibility . ,begin-of-line-visible)
236 (font-family . roman)
239 (outside-staff-priority . 100)
241 (self-alignment-X . ,RIGHT)
243 (stencil . ,ly:text-interface::print)
244 (X-offset . ,(ly:make-simple-closure
246 ,(ly:make-simple-closure
247 (list ly:break-alignable-interface::self-align-callback))
248 ,(ly:make-simple-closure
249 (list ly:self-alignment-interface::x-aligned-on-self)))))
250 (Y-offset . ,ly:side-position-interface::y-aligned-side)
253 (interfaces . (break-alignable-interface
255 self-alignment-interface
256 side-position-interface
261 (stencil . ,ly:text-interface::print)
262 (meta . ((class . Item)
263 (interfaces . (bass-figure-interface
265 rhythmic-grob-interface
272 (positioning-done . ,ly:align-interface::align-to-minimum-distances)
273 (stacking-dir . ,DOWN)
274 (Y-extent . ,ly:axis-group-interface::height)
275 (meta . ((class . Spanner)
276 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
277 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
278 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
279 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
280 (interfaces . (align-interface
282 bass-figure-alignment-interface))))))
284 (BassFigureAlignmentPositioning
290 (staff-padding . 1.0)
291 (Y-extent . ,ly:axis-group-interface::height)
292 (Y-offset . ,ly:side-position-interface::y-aligned-side)
293 (meta . ((class . Spanner)
294 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
295 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
296 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
297 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
298 (interfaces . (axis-group-interface
299 side-position-interface))))))
303 (edge-height . (0.2 . 0.2))
304 (stencil . ,ly:enclosing-bracket::print)
305 (X-extent . ,ly:enclosing-bracket::width)
306 (meta . ((class . Item)
307 (interfaces . (enclosing-bracket-interface))))))
309 (BassFigureContinuation
311 (stencil . ,ly:figured-bass-continuation::print)
312 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
313 (meta . ((class . Spanner)
314 (interfaces . (figured-bass-continuation-interface))))))
318 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
320 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
321 (Y-extent . ,ly:axis-group-interface::height)
322 (meta . ((class . Spanner)
323 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
324 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
325 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
326 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
327 (interfaces . (axis-group-interface))))))
332 ;; todo: clean this up a bit: the list is getting
335 (auto-knee-gap . 5.5)
336 (beam-thickness . 0.48) ; in staff-space
338 ;; We have some unreferenced problems here.
340 ;; If we shorten beamed stems less than normal stems (1 staff-space),
341 ;; or high order less than 8th beams, patterns like
342 ;; c''4 [c''8 c''] c''4 [c''16 c]
343 ;; are ugly (different stem lengths).
345 ;; But if we shorten 16th beams as much as 8th beams, a single
346 ;; forced 16th beam looks *very* short.
348 ;; We choose to shorten 8th beams the same as single stems,
349 ;; and high order beams less than 8th beams, so that all
350 ;; isolated shortened beams look nice and a bit shortened,
351 ;; sadly possibly breaking patterns with high order beams.
352 (beamed-stem-shorten . (1.0 0.5 0.25))
354 (beaming . ,ly:beam::calc-beaming)
356 (concaveness . ,ly:beam::calc-concaveness)
357 (cross-staff . ,ly:beam::calc-cross-staff)
361 (secondary-beam-demerit . 10)
362 (stem-length-demerit-factor . 5)
365 (stem-length-limit-penalty . 5000)
366 (damping-direction-penalty . 800)
367 (hint-direction-penalty . 20)
368 (musical-direction-factor . 400)
369 (ideal-slope-factor . 10)
370 (round-to-zero-slope . 0.02)))
371 (direction . ,ly:beam::calc-direction)
373 ;; only for debugging.
374 (font-family . roman)
377 (neutral-direction . ,DOWN)
378 (positions . ,(ly:make-simple-closure
379 (ly:make-simple-closure
380 (list chain-grob-member-functions
382 ly:beam::calc-least-squares-positions
383 ly:beam::slope-damping
384 ly:beam::shift-region-to-valid
388 ;; this is a hack to set stem lengths, if positions is set.
389 (quantized-positions . ,ly:beam::set-stem-lengths)
391 (shorten . ,ly:beam::calc-stem-shorten)
392 (stencil . ,ly:beam::print)
394 (meta . ((class . Spanner)
395 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
396 (interfaces . (beam-interface
398 staff-symbol-referencer-interface
399 unbreakable-spanner-interface))))))
403 (minimum-length . 0.5)
404 (stencil . ,bend::print)
406 (meta . ((class . Spanner)
407 (interfaces . (bend-after-interface
408 spanner-interface))))))
413 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
414 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
415 (X-extent . ,ly:axis-group-interface::width)
416 (meta . ((class . Item)
417 (interfaces . (axis-group-interface
418 break-aligned-interface))))))
423 (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 (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)
496 (meta . ((class . Item)
497 (interfaces . (chord-name-interface
499 rhythmic-grob-interface
504 (avoid-slur . inside)
505 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
506 (break-align-symbol . clef)
507 (break-visibility . ,begin-of-line-visible)
508 (glyph-name . ,ly:clef::calc-glyph-name)
510 (space-alist . ((ambitus . (extra-space . 2.0))
511 (staff-bar . (extra-space . 0.7))
512 (key-cancellation . (minimum-space . 3.5))
513 (key-signature . (minimum-space . 3.5))
514 (time-signature . (minimum-space . 4.2))
515 (first-note . (minimum-fixed-space . 5.0))
516 (next-note . (extra-space . 0.5))
517 (right-edge . (extra-space . 0.5))))
518 (stencil . ,ly:clef::print)
519 (extra-spacing-height . (-0.5 . 0.5))
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 (break-align-symbol . custos)
570 (break-visibility . ,end-of-line-visible)
571 (neutral-direction . ,DOWN)
574 (first-note . (minimum-fixed-space . 0.0))
575 (right-edge . (extra-space . 0.1))))
576 (stencil . ,ly:custos::print)
578 (Y-offset . ,ly:staff-symbol-referencer::callback)
579 (meta . ((class . Item)
580 (interfaces . (break-aligned-interface
583 staff-symbol-referencer-interface))))))
589 (positioning-done . ,ly:dot-column::calc-positioning-done)
590 (X-extent . ,ly:axis-group-interface::width)
591 (meta . ((class . Item)
592 (interfaces . (axis-group-interface
593 dot-column-interface))))))
597 (dot-count . ,dots::calc-dot-count)
598 (staff-position . ,dots::calc-staff-position)
599 (stencil . ,ly:dots::print)
600 (extra-spacing-height . (-0.5 . 0.5))
601 (meta . ((class . Item)
602 (interfaces . (dots-interface
604 staff-symbol-referencer-interface))))))
608 (break-align-symbol . staff-bar)
609 (break-visibility . ,begin-of-line-invisible)
610 (dot-negative-kern . 0.75)
611 (font-encoding . fetaMusic)
613 (slash-negative-kern . 1.6)
615 (stencil . ,ly:percent-repeat-item-interface::double-percent)
618 (meta . ((class . Item)
619 (interfaces . (break-aligned-interface
621 percent-repeat-interface
622 percent-repeat-item-interface))))))
624 (DoublePercentRepeatCounter
627 (font-encoding . fetaText)
630 (self-alignment-X . ,CENTER)
632 (staff-padding . 0.25)
633 (stencil . ,ly:text-interface::print)
634 (X-offset . ,(ly:make-simple-closure
636 ,(ly:make-simple-closure
637 (list ly:self-alignment-interface::centered-on-y-parent))
638 ,(ly:make-simple-closure
639 (list ly:self-alignment-interface::x-aligned-on-self)))))
640 (Y-offset . ,ly:side-position-interface::y-aligned-side)
641 (meta . ((class . Item)
642 (interfaces . (font-interface
643 percent-repeat-interface
644 percent-repeat-item-interface
645 self-alignment-interface
646 side-position-interface
652 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
654 (minimum-space . 1.2)
655 (outside-staff-priority . 250)
659 (staff-padding . 0.1)
660 (X-extent . ,ly:axis-group-interface::width)
661 (Y-extent . ,ly:axis-group-interface::height)
662 (Y-offset . ,ly:side-position-interface::y-aligned-side)
663 (meta . ((class . Spanner)
664 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
665 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
666 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
667 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
668 (interfaces . (axis-group-interface
670 dynamic-line-spanner-interface
671 side-position-interface))))))
678 (direction . ,ly:script-interface::calc-direction)
679 (extra-spacing-width . (+inf.0 . -inf.0))
680 (font-encoding . fetaText)
682 (font-shape . italic)
683 (outside-staff-priority . 250)
684 (positioning-done . ,ly:script-interface::calc-positioning-done)
685 (right-padding . 0.5)
686 (self-alignment-X . ,CENTER)
687 (self-alignment-Y . ,CENTER)
688 (stencil . ,ly:text-interface::print)
689 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
690 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
691 (meta . ((class . Item)
692 (interfaces . (dynamic-interface
693 dynamic-text-interface
696 self-alignment-interface
701 (before-line-breaking . ,dynamic-text-spanner::before-line-breaking)
702 (bound-details . ((right . ((attach-dir . ,LEFT)
706 (right-broken . ((attach-dir . ,RIGHT)
710 (left . ((attach-dir . ,LEFT)
712 (stencil-offset . (-0.75 . -0.5))
715 (left-broken . ((attach-dir . ,RIGHT)
718 (dash-fraction . 0.2)
721 ;; rather ugh with NCSB
722 ;; (font-series . bold)
723 (font-shape . italic)
725 ;; need to blend with dynamic texts.
728 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
730 ;; make sure the spanner doesn't get too close to notes
731 (minimum-Y-extent . (-1 . 1))
733 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
734 (stencil . ,ly:line-spanner::print)
735 (style . dashed-line)
736 (meta . ((class . Spanner)
737 (interfaces . (dynamic-interface
738 dynamic-text-spanner-interface
741 line-spanner-interface
748 (bound-details . ((left . ((Y . 0)
754 (attach-dir . ,RIGHT)
758 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
759 (quantize-position . #t)
760 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
762 (stencil . ,ly:line-spanner::print)
764 (Y-offset . ,ly:side-position-interface::y-aligned-side)
765 (meta . ((class . Spanner)
766 (interfaces . (episema-interface
769 line-spanner-interface
770 side-position-interface))))))
776 ;; sync with TextScript (?)
778 (avoid-slur . around)
779 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
780 (direction . ,ly:script-interface::calc-direction)
781 (font-encoding . fetaText)
782 (font-size . -5) ; don't overlap when next to heads.
784 (positioning-done . ,ly:script-interface::calc-positioning-done)
785 (script-priority . 100)
786 (self-alignment-X . ,CENTER)
787 (self-alignment-Y . ,CENTER)
789 (staff-padding . 0.5)
790 (stencil . ,ly:text-interface::print)
791 (text . ,fingering::calc-text)
792 (meta . ((class . Item)
793 (interfaces . (finger-interface
795 self-alignment-interface
796 side-position-interface
798 text-script-interface))))))
802 (after-line-breaking . ,ly:chord-name::after-line-breaking)
803 (fret-diagram-details . ((finger-code . below-string)))
804 (stencil . ,fret-board::calc-stencil)
805 (meta . ((class . Item)
806 (interfaces . (chord-name-interface
808 fret-diagram-interface
809 rhythmic-grob-interface))))))
814 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
815 (bound-details . ((right . ((attach-dir . ,CENTER)
818 (left . ((attach-dir . ,CENTER)
823 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
824 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
825 (stencil . ,ly:line-spanner::print)
829 (zigzag-width . 0.75)
830 (meta . ((class . Spanner)
831 (interfaces . (line-interface
832 line-spanner-interface
833 unbreakable-spanner-interface))))))
837 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
838 (shortest-duration-space . 1.6)
839 (spacing-increment . 0.8)
840 (meta . ((class . Spanner)
841 (interfaces . (grace-spacing-interface
842 spacing-options-interface
843 spanner-interface))))))
848 (self-alignment-X . ,CENTER)
849 (stencil . ,ly:grid-line-interface::print)
850 (X-extent . ,ly:grid-line-interface::width)
851 (X-offset . ,(ly:make-simple-closure
853 ,(ly:make-simple-closure
854 (list ly:self-alignment-interface::centered-on-x-parent))
855 ,(ly:make-simple-closure
856 (list ly:self-alignment-interface::x-aligned-on-self)))))
857 (meta . ((class . Item)
858 (interfaces . (grid-line-interface
859 self-alignment-interface))))))
865 (meta . ((class . Item)
866 (interfaces . (grid-point-interface))))))
871 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
872 (bound-padding . 1.0)
874 (grow-direction . ,hairpin::calc-grow-direction)
876 (minimum-length . 2.0)
877 (self-alignment-Y . ,CENTER)
878 (springs-and-rods . ,ly:spanner::set-spacing-rods)
879 (stencil . ,ly:hairpin::print)
882 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
883 (meta . ((class . Spanner)
884 (interfaces . (dynamic-interface
887 self-alignment-interface
888 spanner-interface))))))
890 (HarmonicParenthesesItem
893 (stencil . ,parentheses-item::print)
894 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
895 (meta . ((class . Item)
896 (interfaces . (font-interface
897 parentheses-interface))))))
901 (bracket-flare . (0.5 . 0.5))
902 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
906 (staff-padding . 0.2)
907 (stencil . ,ly:horizontal-bracket::print)
909 (Y-offset . ,ly:side-position-interface::y-aligned-side)
910 (meta . ((class . Spanner)
911 (interfaces . (horizontal-bracket-interface
913 side-position-interface
914 spanner-interface))))))
921 (self-alignment-X . ,CENTER)
922 (self-alignment-Y . ,CENTER)
923 (stencil . ,system-start-text::print)
924 (X-offset . ,system-start-text::calc-x-offset)
925 (Y-offset . ,system-start-text::calc-y-offset)
926 (meta . ((class . Spanner)
927 (interfaces . (font-interface
928 self-alignment-interface
929 side-position-interface
930 system-start-text-interface))))))
935 (extra-spacing-width . (+inf.0 . -inf.0))
936 (outside-staff-priority . 500)
938 (self-alignment-X . ,LEFT)
940 (staff-padding . 0.5)
941 (stencil . ,ly:text-interface::print)
942 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
943 (Y-offset . ,ly:side-position-interface::y-aligned-side)
944 (meta . ((class . Item)
945 (interfaces . (font-interface
946 self-alignment-interface
947 side-position-interface
953 (break-align-symbol . key-cancellation)
954 (break-visibility . ,begin-of-line-invisible)
955 (glyph-name-alist . ,cancellation-glyph-name-alist)
958 (time-signature . (extra-space . 1.25))
959 (staff-bar . (extra-space . 0.6))
960 (key-signature . (extra-space . 0.5))
961 (right-edge . (extra-space . 0.5))
962 (first-note . (fixed-space . 2.5))))
963 (stencil . ,ly:key-signature-interface::print)
964 (Y-offset . ,ly:staff-symbol-referencer::callback)
965 (meta . ((class . Item)
966 (interfaces . (break-aligned-interface
968 key-cancellation-interface
969 key-signature-interface
970 staff-symbol-referencer-interface))))))
974 (avoid-slur . inside)
975 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
976 (break-align-symbol . key-signature)
977 (break-visibility . ,begin-of-line-visible)
978 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
981 (time-signature . (extra-space . 1.15))
982 (staff-bar . (extra-space . 1.1))
983 (right-edge . (extra-space . 0.5))
984 (first-note . (fixed-space . 2.5))))
985 (stencil . ,ly:key-signature-interface::print)
986 (Y-offset . ,ly:staff-symbol-referencer::callback)
987 (meta . ((class . Item)
988 (interfaces . (break-aligned-interface
990 key-signature-interface
991 staff-symbol-referencer-interface))))))
996 (control-points . ,ly:semi-tie::calc-control-points)
997 (details . ((ratio . 0.333)
998 (height-limit . 1.0)))
999 (direction . ,ly:tie::calc-direction)
1000 (head-direction . ,LEFT)
1001 (stencil . ,laissez-vibrer::print)
1003 (extra-spacing-height . (-0.5 . 0.5))
1004 (meta . ((class . Item)
1005 (interfaces . (semi-tie-interface))))))
1007 (LaissezVibrerTieColumn
1009 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1010 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1013 (meta . ((class . Item)
1014 (interfaces . (semi-tie-column-interface))))))
1019 (length-fraction . 0.25)
1020 (minimum-length-fraction . 0.25)
1021 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
1022 (stencil . ,ly:ledger-line-spanner::print)
1025 (meta . ((class . Spanner)
1026 (interfaces . (ledger-line-spanner-interface))))))
1030 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1031 (break-align-symbol . left-edge)
1032 (break-visibility . ,center-invisible)
1035 (custos . (extra-space . 0.0))
1036 (ambitus . (extra-space . 2.0))
1037 (time-signature . (extra-space . 1.0))
1038 (staff-bar . (extra-space . 0.0))
1039 (breathing-sign . (minimum-space . 0.0))
1040 (clef . (extra-space . 0.8))
1041 (first-note . (fixed-space . 2.0))
1042 (right-edge . (extra-space . 0.0))
1043 (key-signature . (extra-space . 0.8))
1044 (key-cancellation . (extra-space . 0.0))
1046 (X-extent . (0 . 0))
1047 (meta . ((class . Item)
1048 (interfaces . (break-aligned-interface))))))
1052 ;; ugh. A ligature bracket is totally different from
1053 ;; a tuplet bracket.
1055 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1056 (control-points . ,ly:tuplet-bracket::calc-control-points)
1058 (edge-height . (0.7 . 0.7))
1060 (positions . ,ly:tuplet-bracket::calc-positions)
1061 (shorten-pair . (-0.2 . -0.2))
1062 (staff-padding . 0.25)
1063 (stencil . ,ly:tuplet-bracket::print)
1065 (meta . ((class . Spanner)
1066 (interfaces . (line-interface
1067 tuplet-bracket-interface))))))
1071 (minimum-length . 1.5)
1072 (stencil . ,ly:lyric-extender::print)
1073 (thickness . 0.8) ; line-thickness
1074 (Y-extent . (0 . 0))
1075 (meta . ((class . Spanner)
1076 (interfaces . (lyric-extender-interface
1077 lyric-interface))))))
1081 (dash-period . 10.0)
1084 (minimum-distance . 0.1)
1085 (minimum-length . 0.3)
1087 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1088 (stencil . ,ly:lyric-hyphen::print)
1090 (Y-extent . (0 . 0))
1091 (meta . ((class . Spanner)
1092 (interfaces . (font-interface
1093 lyric-hyphen-interface
1095 spanner-interface))))))
1099 (minimum-distance . 0.45)
1101 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1104 (meta . ((class . Spanner)
1105 (interfaces . (lyric-hyphen-interface
1106 spanner-interface))))))
1110 (extra-spacing-width . (0.0 . 0.0))
1111 (font-series . bold-narrow)
1113 (self-alignment-X . ,CENTER)
1114 (stencil . ,lyric-text::print)
1115 (text . ,(grob::calc-property-by-copy 'text))
1117 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1118 (meta . ((class . Item)
1119 (interfaces . (font-interface
1120 lyric-syllable-interface
1121 rhythmic-grob-interface
1122 self-alignment-interface
1123 text-interface))))))
1133 (stencil . ,ly:measure-grouping::print)
1135 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1136 (meta . ((class . Spanner)
1137 (interfaces . (measure-grouping-interface
1138 side-position-interface))))))
1142 (neutral-direction . ,DOWN)
1143 (meta . ((class . Item)
1144 (interfaces . (melody-spanner-interface))))))
1149 (stencil . ,ly:mensural-ligature::print)
1151 (meta . ((class . Spanner)
1152 (interfaces . (font-interface
1153 mensural-ligature-interface))))))
1157 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1159 (extra-spacing-width . (+inf.0 . -inf.0))
1160 (outside-staff-priority . 1000)
1163 (stencil . ,ly:text-interface::print)
1164 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1165 (X-offset . ,(ly:make-simple-closure
1167 ,(ly:make-simple-closure
1168 (list ly:break-alignable-interface::self-align-callback))
1169 ,(ly:make-simple-closure
1170 (list ly:self-alignment-interface::x-aligned-on-self)))))
1171 (self-alignment-X . -1)
1172 (break-align-symbols . (time-signature))
1173 (meta . ((class . Item)
1174 (interfaces . (font-interface
1175 metronome-mark-interface
1176 side-position-interface
1177 break-alignable-interface
1178 text-interface))))))
1183 (hair-thickness . 2.0)
1185 (spacing-pair . (break-alignment . staff-bar))
1186 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1187 (staff-position . 0)
1188 (stencil . ,ly:multi-measure-rest::print)
1189 (thick-thickness . 6.6)
1190 (Y-offset . ,ly:staff-symbol-referencer::callback)
1191 (meta . ((class . Spanner)
1192 (interfaces . (font-interface
1193 multi-measure-interface
1194 multi-measure-rest-interface
1196 staff-symbol-referencer-interface))))))
1198 (MultiMeasureRestNumber
1200 (bound-padding . 2.0)
1202 (font-encoding . fetaText)
1204 (self-alignment-X . ,CENTER)
1206 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1207 (staff-padding . 0.4)
1208 (stencil . ,ly:text-interface::print)
1209 (X-offset . ,(ly:make-simple-closure
1211 ,(ly:make-simple-closure
1212 (list ly:self-alignment-interface::x-aligned-on-self))
1213 ,(ly:make-simple-closure
1214 (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1215 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1216 (meta . ((class . Spanner)
1217 (interfaces . (font-interface
1218 multi-measure-interface
1219 self-alignment-interface
1220 side-position-interface
1221 text-interface))))))
1223 (MultiMeasureRestText
1226 (outside-staff-priority . 450)
1228 (self-alignment-X . ,CENTER)
1229 (staff-padding . 0.25)
1230 (stencil . ,ly:text-interface::print)
1231 (X-offset . ,(ly:make-simple-closure
1233 ,(ly:make-simple-closure
1234 (list ly:self-alignment-interface::x-centered-on-y-parent))
1235 ,(ly:make-simple-closure
1236 (list ly:self-alignment-interface::x-aligned-on-self)))))
1237 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1238 (meta . ((class . Spanner)
1239 (interfaces . (font-interface
1240 multi-measure-interface
1241 self-alignment-interface
1242 side-position-interface
1243 text-interface))))))
1246 (NonMusicalPaperColumn
1248 (allow-loose-spacing . #t)
1250 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1251 (full-measure-extra-space . 1.0)
1252 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1253 ;; (stencil . ,ly:paper-column::print)
1255 (line-break-permission . allow)
1257 (page-break-permission . allow)
1259 ;; debugging stuff: print column number.
1260 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1262 (X-extent . ,ly:axis-group-interface::width)
1263 (meta . ((class . Paper_column)
1264 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1265 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1266 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1267 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1268 (interfaces . (axis-group-interface
1270 paper-column-interface
1271 separation-item-interface
1272 spaceable-grob-interface))))))
1277 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1278 (prefer-dotted-right . #t)
1279 (X-extent . ,ly:axis-group-interface::width)
1280 (Y-extent . ,ly:axis-group-interface::height)
1281 (meta . ((class . Item)
1282 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1283 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1284 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1285 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1286 (interfaces . (axis-group-interface
1287 note-collision-interface))))))
1292 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1293 (X-extent . ,ly:axis-group-interface::width)
1294 (Y-extent . ,ly:axis-group-interface::height)
1295 (meta . ((class . Item)
1296 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1297 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1298 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1299 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1300 (interfaces . (axis-group-interface
1301 note-column-interface
1302 separation-item-interface))))))
1306 (duration-log . ,note-head::calc-duration-log)
1307 (extra-spacing-height . ,ly:note-head::include-ledger-line-height)
1308 (glyph-name . ,note-head::calc-glyph-name)
1309 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1310 (stencil . ,ly:note-head::print)
1311 (X-offset . ,ly:note-head::stem-x-shift)
1312 (Y-offset . ,ly:staff-symbol-referencer::callback)
1313 (meta . ((class . Item)
1314 (interfaces . (font-interface
1315 gregorian-ligature-interface
1317 mensural-ligature-interface
1319 rhythmic-grob-interface
1320 rhythmic-head-interface
1321 staff-symbol-referencer-interface
1322 vaticana-ligature-interface))))))
1326 (stencil . ,ly:text-interface::print)
1327 (meta . ((class . Item)
1328 (interfaces . (font-interface
1330 text-interface))))))
1334 ;; Changed this from 0.75.
1335 ;; If you ever change this back, please document! --hwn
1336 (knee-spacing-correction . 1.0)
1337 (same-direction-correction . 0.25)
1338 (space-to-barline . #t)
1339 (stem-spacing-correction . 0.5)
1340 (meta . ((class . Item)
1341 (interfaces . (note-spacing-interface
1342 spacing-interface))))))
1347 (break-visibility . ,begin-of-line-visible)
1348 (font-shape . italic)
1350 (self-alignment-X . ,CENTER)
1351 (staff-padding . 0.2)
1352 (stencil . ,ly:text-interface::print)
1353 (X-offset . ,(ly:make-simple-closure
1355 ,(ly:make-simple-closure
1356 (list ly:self-alignment-interface::x-aligned-on-self))
1357 ,(ly:make-simple-closure
1358 (list ly:self-alignment-interface::centered-on-x-parent)))))
1359 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1360 (meta . ((class . Item)
1361 (interfaces . (font-interface
1362 self-alignment-interface
1363 side-position-interface
1364 text-interface))))))
1368 (dash-fraction . 0.3)
1370 (edge-height . (0 . 1.2))
1371 (font-shape . italic)
1372 (minimum-length . 1.0)
1373 (outside-staff-priority . 400)
1375 (shorten-pair . (0.0 . -0.6))
1376 (staff-padding . 1.0)
1377 (stencil . ,ly:ottava-bracket::print)
1378 (style . dashed-line)
1379 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1380 (meta . ((class . Spanner)
1381 (interfaces . (font-interface
1382 horizontal-bracket-interface
1384 ottava-bracket-interface
1385 side-position-interface
1386 text-interface))))))
1391 (allow-loose-spacing . #t)
1393 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1394 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1395 ;; (stencil . ,ly:paper-column::print)
1396 (X-extent . ,ly:axis-group-interface::width)
1399 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1400 (meta . ((class . Paper_column)
1401 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1402 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1403 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1404 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1405 (interfaces . (axis-group-interface
1407 paper-column-interface
1408 separation-item-interface
1409 spaceable-grob-interface))))))
1415 (stencil . ,parentheses-item::print)
1416 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1417 (meta . ((class . Item)
1418 (interfaces . (font-interface
1419 parentheses-interface))))))
1423 (dot-negative-kern . 0.75)
1424 (font-encoding . fetaMusic)
1426 (spacing-pair . (break-alignment . staff-bar))
1427 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1428 (stencil . ,ly:multi-measure-rest::percent)
1430 (meta . ((class . Spanner)
1431 (interfaces . (font-interface
1432 multi-measure-rest-interface
1433 percent-repeat-interface))))))
1435 (PercentRepeatCounter
1438 (font-encoding . fetaText)
1441 (self-alignment-X . ,CENTER)
1442 (staff-padding . 0.25)
1443 (stencil . ,ly:text-interface::print)
1444 (X-offset . ,(ly:make-simple-closure
1446 ,(ly:make-simple-closure
1447 (list ly:self-alignment-interface::x-centered-on-y-parent))
1448 ,(ly:make-simple-closure
1449 (list ly:self-alignment-interface::x-aligned-on-self)))))
1450 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1451 (meta . ((class . Spanner)
1452 (interfaces . (font-interface
1453 percent-repeat-interface
1454 self-alignment-interface
1455 side-position-interface
1456 text-interface))))))
1460 (control-points . ,ly:slur::calc-control-points)
1461 (cross-staff . ,ly:slur::calc-cross-staff)
1462 (details . ,default-slur-details)
1463 (direction . ,ly:slur::calc-direction)
1464 (height-limit . 2.0)
1465 (minimum-length . 1.5)
1467 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1468 (stencil . ,ly:slur::print)
1470 (Y-extent . ,ly:slur::height)
1471 (meta . ((class . Spanner)
1472 (interfaces . (slur-interface))))))
1474 ;; an example of a text spanner
1477 (bound-padding . 1.0)
1478 (bracket-flare . (0.5 . 0.5))
1480 (edge-height . (1.0 . 1.0))
1481 (shorten-pair . (0.0 . 0.0))
1482 (stencil . ,ly:piano-pedal-bracket::print)
1485 (meta . ((class . Spanner)
1486 (interfaces . (line-interface
1487 piano-pedal-bracket-interface
1488 piano-pedal-interface))))))
1493 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1495 (break-align-symbols . (staff-bar clef))
1496 (break-visibility . ,end-of-line-invisible)
1498 (extra-spacing-width . (+inf.0 . -inf.0))
1501 (outside-staff-priority . 1500)
1503 (self-alignment-X . ,CENTER)
1504 (stencil . ,ly:text-interface::print)
1505 (X-offset . ,(ly:make-simple-closure
1507 ,(ly:make-simple-closure
1508 (list ly:break-alignable-interface::self-align-callback))
1509 ,(ly:make-simple-closure
1510 (list ly:self-alignment-interface::x-aligned-on-self)))))
1511 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1512 (meta . ((class . Item)
1513 (interfaces . (break-alignable-interface
1516 self-alignment-interface
1517 side-position-interface
1518 text-interface))))))
1523 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1525 (meta . ((class . Item)
1526 (interfaces . (percent-repeat-interface
1527 percent-repeat-item-interface
1528 rhythmic-grob-interface))))))
1532 (control-points . ,ly:semi-tie::calc-control-points)
1533 (details . ((ratio . 0.333)
1534 (height-limit . 1.0)))
1535 (direction . ,ly:tie::calc-direction)
1536 (head-direction . ,RIGHT)
1537 (stencil . ,ly:tie::print)
1539 (extra-spacing-height . (-0.5 . 0.5))
1540 (meta . ((class . Item)
1541 (interfaces . (semi-tie-interface))))))
1545 (direction . ,ly:tie::calc-direction)
1546 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1547 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1550 (meta . ((class . Item)
1551 (interfaces . (semi-tie-column-interface))))))
1555 (cross-staff . ,ly:rest::calc-cross-staff)
1556 (duration-log . ,stem::calc-duration-log)
1557 (minimum-distance . 0.25)
1558 (stencil . ,ly:rest::print)
1559 (X-extent . ,ly:rest::width)
1560 (Y-extent . ,ly:rest::height)
1561 (Y-offset . ,ly:rest::y-offset-callback)
1562 (meta . ((class . Item)
1563 (interfaces . (font-interface
1565 rhythmic-grob-interface
1566 rhythmic-head-interface
1567 staff-symbol-referencer-interface))))))
1571 (minimum-distance . 0.75)
1572 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1573 (meta . ((class . Item)
1574 (interfaces . (rest-collision-interface))))))
1579 (add-stem-support . #t)
1580 (cross-staff . ,ly:script-interface::calc-cross-staff)
1581 (direction . ,ly:script-interface::calc-direction)
1582 (font-encoding . fetaMusic)
1583 (positioning-done . ,ly:script-interface::calc-positioning-done)
1586 ;; padding set in script definitions.
1587 (staff-padding . 0.25)
1589 (stencil . ,ly:script-interface::print)
1590 (X-offset . ,script-interface::calc-x-offset)
1591 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1592 (meta . ((class . Item)
1593 (interfaces . (font-interface
1595 side-position-interface))))))
1599 (before-line-breaking . ,ly:script-column::before-line-breaking)
1600 (meta . ((class . Item)
1601 (interfaces . (script-column-interface))))))
1605 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1606 (meta . ((class . Item)
1607 (interfaces . (script-column-interface))))))
1611 (avoid-slur . inside)
1612 (control-points . ,ly:slur::calc-control-points)
1613 (cross-staff . ,ly:slur::calc-cross-staff)
1614 (details . ,default-slur-details)
1615 (direction . ,ly:slur::calc-direction)
1616 (height-limit . 2.0)
1617 (line-thickness . 0.8)
1618 (minimum-length . 1.5)
1620 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1621 (stencil . ,ly:slur::print)
1623 (Y-extent . ,ly:slur::height)
1624 (meta . ((class . Spanner)
1625 (interfaces . (slur-interface))))))
1629 (direction . ,RIGHT)
1630 (extra-spacing-width . (+inf.0 . -inf.0))
1631 (font-shape . italic)
1632 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1633 (self-alignment-X . ,CENTER)
1634 (stencil . ,ly:text-interface::print)
1635 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1636 (meta . ((class . Item)
1637 (interfaces . (font-interface
1638 piano-pedal-script-interface
1639 self-alignment-interface
1640 text-interface))))))
1642 (SostenutoPedalLineSpanner
1646 (minimum-space . 1.0)
1647 (outside-staff-priority . 1000)
1650 (staff-padding . 1.0)
1651 (X-extent . ,ly:axis-group-interface::width)
1652 (Y-extent . ,ly:axis-group-interface::height)
1653 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1654 (meta . ((class . Spanner)
1655 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1656 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1657 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1658 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1659 (interfaces . (axis-group-interface
1660 piano-pedal-interface
1661 side-position-interface))))))
1665 (average-spacing-wishes . #t)
1666 (base-shortest-duration . ,(ly:make-moment 3 16))
1667 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1668 (shortest-duration-space . 2.0)
1669 (spacing-increment . 1.2)
1670 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1671 (meta . ((class . Spanner)
1672 (interfaces . (spacing-options-interface
1673 spacing-spanner-interface))))))
1677 (allow-span-bar . #t)
1678 (bar-extent . ,ly:axis-group-interface::height)
1679 (bar-size . ,ly:span-bar::calc-bar-size)
1680 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1681 (break-align-symbol . staff-bar)
1683 (glyph-name . ,ly:span-bar::calc-glyph-name)
1685 ;; ugh duplication! (these 4 properties were copied from Barline)
1687 ;; Ross. page 151 lists other values, we opt for a leaner look
1691 (hair-thickness . 1.6)
1692 (thick-thickness . 6.0)
1696 (stencil . ,ly:span-bar::print)
1697 (X-extent . ,ly:span-bar::width)
1698 (Y-extent . ,ly:axis-group-interface::height)
1699 (meta . ((class . Item)
1700 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1701 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1702 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1703 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1704 (interfaces . (bar-line-interface
1706 span-bar-interface))))))
1710 (between-staff-spacing . ((space . 9)
1711 (minimum-distance . 7)
1713 (after-last-staff-spacing . ((space . 10.5)
1714 (minimum-distance . 8)
1716 (meta . ((class . Spanner)
1717 (interfaces . (staff-grouper-interface))))))
1722 (stem-spacing-correction . 0.4)
1723 (meta . ((class . Item)
1724 (interfaces . (spacing-interface
1725 staff-spacing-interface))))))
1730 (ledger-line-thickness . (1.0 . 0.1))
1732 (stencil . ,ly:staff-symbol::print)
1733 (Y-extent . ,ly:staff-symbol::height)
1734 (meta . ((class . Spanner)
1735 (interfaces . (staff-symbol-interface))))))
1740 (font-series . bold)
1743 (stencil . ,ly:text-interface::print)
1744 (X-offset . ,ly:side-position-interface::x-aligned-side)
1745 (meta . ((class . Item)
1746 (interfaces . (font-interface
1747 side-position-interface
1748 stanza-number-interface
1749 text-interface))))))
1753 (beamlet-default-length . (1.1 . 1.1))
1754 (beamlet-max-length-proportion . (0.75 . 0.75))
1755 (cross-staff . ,ly:stem::calc-cross-staff)
1756 (default-direction . ,ly:stem::calc-default-direction)
1759 ;; 3.5 (or 3 measured from note head) is standard length
1760 ;; 32nd, 64th, 128th flagged stems should be longer
1761 (lengths . (3.5 3.5 3.5 4.5 5.0 6.0))
1763 ;; FIXME. 3.5 yields too long beams (according to Ross and
1764 ;; looking at Baerenreiter examples) for a number of common
1765 ;; boundary cases. Subtracting half a beam thickness fixes
1766 ;; this, but the bug may well be somewhere else.
1768 ;; FIXME this should come from 'lengths
1769 (beamed-lengths . (3.26 3.5 3.6))
1771 ;; The 'normal' minima
1772 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1773 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1775 ;; The 'extreme case' minima
1776 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1778 ;; Stems in unnatural (forced) direction should be shortened by
1779 ;; one staff space, according to [Roush & Gourlay].
1780 ;; Flagged stems we shorten only half a staff space.
1781 (stem-shorten . (1.0 0.5))
1785 ;; We use the normal minima as minimum for the ideal lengths,
1786 ;; and the extreme minima as abolute minimum length.
1788 (direction . ,ly:stem::calc-direction)
1789 (duration-log . ,stem::calc-duration-log)
1790 (flag . ,ly:stem::calc-flag)
1791 (length . ,ly:stem::calc-length)
1792 (neutral-direction . ,DOWN)
1793 (positioning-done . ,ly:stem::calc-positioning-done)
1794 (stem-end-position . ,ly:stem::calc-stem-end-position)
1795 (stem-info . ,ly:stem::calc-stem-info)
1796 (stencil . ,ly:stem::print)
1798 (X-extent . ,ly:stem::width)
1799 (X-offset . ,ly:stem::offset-callback)
1800 (Y-extent . ,ly:stem::height)
1801 (Y-offset . ,ly:staff-symbol-referencer::callback)
1802 (meta . ((class . Item)
1803 (interfaces . (font-interface
1804 stem-interface))))))
1808 (beam-thickness . 0.48) ; staff-space
1809 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1810 (slope . ,ly:stem-tremolo::calc-slope)
1811 (stencil . ,ly:stem-tremolo::print)
1812 (style . ,ly:stem-tremolo::calc-style)
1813 (X-extent . ,ly:stem-tremolo::width)
1814 (Y-extent . ,ly:stem-tremolo::height)
1815 (meta . ((class . Item)
1816 (interfaces . (stem-tremolo-interface))))))
1820 (avoid-slur . around)
1821 (font-encoding . fetaText)
1822 (font-size . -5) ; don't overlap when next to heads.
1824 (script-priority . 100)
1825 (self-alignment-X . ,CENTER)
1826 (self-alignment-Y . ,CENTER)
1827 (staff-padding . 0.5)
1828 (stencil . ,print-circled-text-callback)
1829 (text . ,string-number::calc-text)
1830 (meta . ((class . Item)
1831 (interfaces . (font-interface
1832 self-alignment-interface
1833 side-position-interface
1834 string-number-interface
1836 text-script-interface))))))
1840 (digit-names . #("p" "i" "m" "a" "x"))
1841 (font-shape . italic)
1842 (font-size . -4) ; don't overlap when next to heads.
1844 (script-priority . 100)
1845 (self-alignment-X . ,CENTER)
1846 (self-alignment-Y . ,CENTER)
1847 (staff-padding . 0.5)
1848 (stencil . ,ly:text-interface::print)
1849 (text . ,stroke-finger::calc-text)
1850 (meta . ((class . Item)
1851 (interfaces . (font-interface
1852 self-alignment-interface
1853 side-position-interface
1854 stroke-finger-interface
1856 text-script-interface))))))
1860 (direction . ,RIGHT)
1861 (extra-spacing-width . (+inf.0 . -inf.0))
1862 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1863 (self-alignment-X . ,CENTER)
1864 (stencil . ,ly:sustain-pedal::print)
1865 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1866 (meta . ((class . Item)
1867 (interfaces . (font-interface
1868 piano-pedal-interface
1869 piano-pedal-script-interface
1870 self-alignment-interface
1871 text-interface))))))
1873 (SustainPedalLineSpanner
1877 (minimum-space . 1.0)
1878 (outside-staff-priority . 1000)
1881 (staff-padding . 1.2)
1882 (X-extent . ,ly:axis-group-interface::width)
1883 (Y-extent . ,ly:axis-group-interface::height)
1884 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1885 (meta . ((class . Spanner)
1886 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1887 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1888 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1889 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1890 (interfaces . (axis-group-interface
1891 piano-pedal-interface
1892 side-position-interface))))))
1896 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
1898 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1899 (X-extent . ,ly:axis-group-interface::width)
1900 (Y-extent . ,ly:system::height)
1901 (meta . ((class . System)
1902 (object-callbacks . ((pure-relevant-grobs . ,ly:system::calc-pure-relevant-grobs)
1903 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1904 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)
1905 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)))
1906 (interfaces . (axis-group-interface
1907 system-interface))))))
1911 (collapse-height . 5.0)
1915 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1916 (stencil . ,ly:system-start-delimiter::print)
1919 (X-offset . ,ly:side-position-interface::x-aligned-side)
1921 (meta . ((class . Spanner)
1922 (interfaces . (side-position-interface
1923 system-start-delimiter-interface))))))
1927 (collapse-height . 5.0)
1929 (font-encoding . fetaBraces)
1931 (stencil . ,ly:system-start-delimiter::print)
1933 (X-offset . ,ly:side-position-interface::x-aligned-side)
1935 (meta . ((class . Spanner)
1936 (interfaces . (font-interface
1937 side-position-interface
1938 system-start-delimiter-interface))))))
1942 (collapse-height . 5.0)
1945 (stencil . ,ly:system-start-delimiter::print)
1948 (X-offset . ,ly:side-position-interface::x-aligned-side)
1950 (meta . ((class . Spanner)
1951 (interfaces . (font-interface
1952 side-position-interface
1953 system-start-delimiter-interface))))))
1958 (stencil . ,ly:system-start-delimiter::print)
1959 (style . line-bracket)
1961 (X-offset . ,ly:side-position-interface::x-aligned-side)
1963 (meta . ((class . Spanner)
1964 (interfaces . (font-interface
1965 side-position-interface
1966 system-start-delimiter-interface))))))
1971 (details . ((tied-properties . ((break-visibility . ,begin-of-line-visible)
1972 (parenthesize . #t)))
1973 (repeat-tied-properties . ((note-head-visible . #t)
1974 (parenthesize . #t)))))
1975 (direction . ,CENTER)
1976 (duration-log . ,note-head::calc-duration-log)
1977 (font-series . bold)
1979 (stem-attachment . (0.0 . 1.35))
1980 (stencil . ,ly:text-interface::print)
1982 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1983 (Y-offset . ,ly:staff-symbol-referencer::callback)
1984 (meta . ((class . Item)
1985 (interfaces . (font-interface
1987 rhythmic-grob-interface
1988 rhythmic-head-interface
1989 staff-symbol-referencer-interface
1990 tab-note-head-interface
1991 text-interface))))))
1995 (avoid-slur . around)
1996 (cross-staff . ,ly:script-interface::calc-cross-staff)
1998 (direction . ,ly:script-interface::calc-direction)
1999 (extra-spacing-width . (+inf.0 . -inf.0))
2000 (outside-staff-priority . 450)
2002 ;; sync with Fingering ?
2005 (positioning-done . ,ly:script-interface::calc-positioning-done)
2006 (script-priority . 200)
2008 (slur-padding . 0.5)
2009 (staff-padding . 0.5)
2010 (stencil . ,ly:text-interface::print)
2011 ;; todo: add X self alignment?
2012 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2013 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2014 (meta . ((class . Item)
2015 (interfaces . (font-interface
2016 instrument-specific-markup-interface
2017 self-alignment-interface
2018 side-position-interface
2020 text-script-interface))))))
2024 (bound-details . ((left . ((Y . 0)
2026 (attach-dir . ,LEFT)
2028 (left-broken . ((end-on-note . #t)))
2033 (dash-fraction . 0.2)
2036 (font-shape . italic)
2037 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2038 (outside-staff-priority . 350)
2039 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2041 (staff-padding . 0.8)
2042 (stencil . ,ly:line-spanner::print)
2043 (style . dashed-line)
2044 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2046 (meta . ((class . Spanner)
2047 (interfaces . (font-interface
2049 line-spanner-interface
2050 side-position-interface))))))
2054 (avoid-slur . inside)
2055 (control-points . ,ly:tie::calc-control-points)
2057 ;; for a full list, see tie-details.cc
2059 (center-staff-line-clearance . 0.6)
2060 (tip-staff-line-clearance . 0.45)
2061 (note-head-gap . 0.2)
2063 (height-limit . 1.0)
2064 (horizontal-distance-penalty-factor . 10)
2065 (same-dir-as-stem-penalty . 8)
2066 (min-length-penalty-factor . 26)
2067 (tie-tie-collision-distance . 0.45)
2068 (tie-tie-collision-penalty . 25.0)
2069 (intra-space-threshold . 1.25)
2070 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
2071 (outer-tie-length-symmetry-penalty-factor . 10)
2072 (vertical-distance-penalty-factor . 7)
2073 (outer-tie-vertical-gap . 0.25)
2074 (multi-tie-region-size . 3)
2075 (single-tie-region-size . 4)
2076 (between-length-limit . 1.0)))
2078 (direction . ,ly:tie::calc-direction)
2080 (line-thickness . 0.8)
2081 (neutral-direction . ,UP)
2082 (springs-and-rods . ,ly:spanner::set-spacing-rods)
2083 (stencil . ,ly:tie::print)
2085 (meta . ((class . Spanner)
2086 (interfaces . (tie-interface))))))
2090 (before-line-breaking . ,ly:tie-column::before-line-breaking)
2091 (positioning-done . ,ly:tie-column::calc-positioning-done)
2094 (meta . ((class . Spanner)
2095 (interfaces . (tie-column-interface))))))
2099 (avoid-slur . inside)
2101 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
2102 (break-align-symbol . time-signature)
2103 (break-align-anchor-alignment . ,LEFT)
2104 (break-visibility . ,all-visible)
2105 (extra-spacing-height . (-1.0 . 1.0))
2108 (first-note . (fixed-space . 2.0))
2109 (right-edge . (extra-space . 0.5))
2110 (staff-bar . (minimum-space . 2.0))))
2111 (stencil . ,ly:time-signature::print)
2113 (meta . ((class . Item)
2114 (interfaces . (break-aligned-interface
2116 time-signature-interface))))))
2118 (TrillPitchAccidental
2122 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
2125 (stencil . ,ly:accidental-interface::print)
2126 (X-offset . ,ly:side-position-interface::x-aligned-side)
2127 (Y-extent . ,ly:accidental-interface::height)
2128 (meta . ((class . Item)
2129 (interfaces . (accidental-interface
2131 side-position-interface
2132 trill-pitch-accidental-interface))))))
2137 (direction . ,RIGHT)
2141 (stencil . ,parenthesize-elements)
2142 (stencils . ,parentheses-item::calc-parenthesis-stencils)
2143 (X-offset . ,ly:side-position-interface::x-aligned-side)
2144 (meta . ((class . Item)
2145 (interfaces . (axis-group-interface
2148 parentheses-interface
2149 side-position-interface))))))
2155 (stencil . ,ly:note-head::print)
2156 (Y-offset . ,ly:staff-symbol-referencer::callback)
2157 (meta . ((class . Item)
2158 (interfaces . (font-interface
2160 pitched-trill-interface
2161 rhythmic-head-interface
2162 staff-symbol-referencer-interface))))))
2166 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2167 (bound-details . ((left . ((text . ,(make-musicglyph-markup "scripts.trill"))
2169 (stencil-offset . (-0.5 . -1))
2171 (attach-dir . ,CENTER)
2173 (left-broken . ((end-on-note . #t)))
2177 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2178 (outside-staff-priority . 50)
2180 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2182 (staff-padding . 1.0)
2183 (stencil . ,ly:line-spanner::print)
2185 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2186 (meta . ((class . Spanner)
2187 (interfaces . (font-interface
2189 line-spanner-interface
2190 side-position-interface
2191 trill-spanner-interface))))))
2195 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2196 (control-points . ,ly:tuplet-bracket::calc-control-points)
2197 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2198 (direction . ,ly:tuplet-bracket::calc-direction)
2199 (edge-height . (0.7 . 0.7))
2200 (full-length-to-extent . #t)
2202 (positions . ,ly:tuplet-bracket::calc-positions)
2203 (shorten-pair . (-0.2 . -0.2))
2204 (staff-padding . 0.25)
2205 (stencil . ,ly:tuplet-bracket::print)
2208 (meta . ((class . Spanner)
2209 (interfaces . (line-interface
2210 tuplet-bracket-interface))))))
2214 (avoid-slur . inside)
2215 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2216 (font-shape . italic)
2218 (stencil . ,ly:tuplet-number::print)
2219 (text . ,tuplet-number::calc-denominator-text)
2220 (meta . ((class . Spanner)
2221 (interfaces . (font-interface
2223 tuplet-number-interface))))))
2228 (direction . ,RIGHT)
2229 (extra-spacing-width . (+inf.0 . -inf.0))
2230 (font-shape . italic)
2231 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2232 (self-alignment-X . ,CENTER)
2233 (stencil . ,ly:text-interface::print)
2234 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2235 (meta . ((class . Item)
2236 (interfaces . (font-interface
2237 piano-pedal-script-interface
2238 self-alignment-interface
2239 text-interface))))))
2241 (UnaCordaPedalLineSpanner
2245 (minimum-space . 1.0)
2246 (outside-staff-priority . 1000)
2249 (staff-padding . 1.2)
2250 (X-extent . ,ly:axis-group-interface::width)
2251 (Y-extent . ,ly:axis-group-interface::height)
2252 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2253 (meta . ((class . Spanner)
2254 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2255 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2256 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
2257 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
2258 (interfaces . (axis-group-interface
2259 piano-pedal-interface
2260 side-position-interface))))))
2266 (stencil . ,ly:vaticana-ligature::print)
2268 (meta . ((class . Spanner)
2269 (interfaces . (font-interface
2270 vaticana-ligature-interface))))))
2275 (positioning-done . ,ly:align-interface::align-to-ideal-distances)
2277 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2278 (X-extent . ,ly:axis-group-interface::width)
2279 (Y-extent . ,ly:axis-group-interface::height)
2280 (meta . ((class . Spanner)
2281 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)
2282 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2283 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
2284 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)
2285 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)))
2286 (interfaces . (align-interface
2287 axis-group-interface))))))
2291 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2293 (default-next-staff-spacing . ((space . 9)
2294 (minimum-distance . 8)
2296 (next-staff-spacing . ,ly:axis-group-interface::calc-next-staff-spacing)
2297 (non-affinity-spacing . ((padding . 0.5)))
2298 (stencil . ,ly:axis-group-interface::print)
2299 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2300 (X-extent . ,ly:axis-group-interface::width)
2301 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2302 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2303 (meta . ((class . Spanner)
2304 (object-callbacks . (
2305 (X-common . ,ly:axis-group-interface::calc-x-common)
2306 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2307 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2308 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
2309 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
2311 (interfaces . (axis-group-interface
2312 hara-kiri-group-spanner-interface))))))
2316 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2317 (bound-details . ((right . ((attach-dir . ,CENTER)
2320 (left . ((attach-dir . ,CENTER)
2325 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2327 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2328 (stencil . ,ly:line-spanner::print)
2332 (meta . ((class . Spanner)
2333 (interfaces . (line-interface
2334 line-spanner-interface))))))
2339 (edge-height . (2.0 . 2.0)) ;; staff-space;
2340 (font-encoding . fetaText)
2342 (stencil . ,ly:volta-bracket-interface::print)
2343 (thickness . 1.6) ;; line-thickness
2345 (meta . ((class . Spanner)
2346 (interfaces . (font-interface
2347 horizontal-bracket-interface
2349 side-position-interface
2351 volta-bracket-interface
2352 volta-interface))))))
2354 (VoltaBracketSpanner
2356 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
2360 (outside-staff-priority . 600)
2363 (X-extent . ,ly:axis-group-interface::width)
2364 (Y-extent . ,ly:axis-group-interface::height)
2365 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2366 (meta . ((class . Spanner)
2367 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2368 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2369 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
2370 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
2371 (interfaces . (axis-group-interface
2372 side-position-interface
2373 volta-interface))))))
2377 (define (completize-grob-entry x)
2378 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2380 ;; (display (car x))
2382 (let* ((name-sym (car x))
2383 (grob-entry (cdr x))
2384 (meta-entry (assoc-get 'meta grob-entry))
2385 (class (assoc-get 'class meta-entry))
2387 (assoc-get 'interfaces meta-entry)))
2391 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2392 ((eq? 'Spanner class)
2393 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2394 ((eq? 'Paper_column class)
2395 (set! ifaces-entry (cons 'item-interface
2396 (cons 'paper-column-interface ifaces-entry))))
2397 ((eq? 'System class)
2398 (set! ifaces-entry (cons 'system-interface
2399 (cons 'spanner-interface ifaces-entry))))
2401 (ly:warning "Unknown class ~a" class)))
2403 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2404 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2406 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2407 (set! meta-entry (assoc-set! meta-entry 'interfaces
2409 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2410 (cons name-sym grob-entry)))
2412 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2414 ;; (display (map pair? all-grob-descriptions))
2416 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2419 ;; (display (car x)) (newline)
2421 (set-object-property! (car x) 'translation-type? list?)
2422 (set-object-property! (car x) 'is-grob? #t))
2423 all-grob-descriptions)
2425 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2427 (define (volta-bracket-interface::pure-height grob start end)
2428 (let ((edge-height (ly:grob-property grob 'edge-height)))
2429 (if (number-pair? edge-height)
2430 (let ((smaller (min (car edge-height) (cdr edge-height)))
2431 (larger (max (car edge-height) (cdr edge-height))))
2432 (interval-union '(0 . 0) (cons smaller larger)))
2435 (define pure-print-callbacks
2437 fret-board::calc-stencil
2438 note-head::brew-ez-stencil
2439 print-circled-text-callback
2440 laissez-vibrer::print
2443 ly:mensural-ligature::brew-ligature-primitive
2447 ly:percent-repeat-item-interface::beat-slash
2448 ly:text-interface::print
2449 ly:script-interface::print
2450 ly:sustain-pedal::print))
2452 ;; Sometimes we have grobs with (Y-extent . ,ly:grob::stencil-height)
2453 ;; and the print function is not pure, but there is a easy way to
2454 ;; figure out the Y-extent from the print function.
2455 (define pure-print-to-height-conversions
2457 (,ly:arpeggio::print . ,ly:arpeggio::pure-height)
2458 (,ly:arpeggio::brew-chord-bracket . ,ly:arpeggio::pure-height)
2459 (,ly:hairpin::print . ,ly:hairpin::pure-height)
2460 (,ly:volta-bracket-interface::print . ,volta-bracket-interface::pure-height)))
2462 ;; ly:grob::stencil-extent is safe if the print callback is safe too
2463 (define (pure-stencil-height grob start stop)
2464 (let* ((sten (ly:grob-property-data grob 'stencil))
2465 (pure-height-callback (assoc-get sten pure-print-to-height-conversions)))
2468 (memq sten pure-print-callbacks))
2469 (ly:grob::stencil-height grob))
2470 ((procedure? pure-height-callback)
2471 (pure-height-callback grob start stop))
2475 ;; Sometimes, a pure callback will be chained to a non-pure callback via
2476 ;; chain_offset_callback, in which case this provides a default by simply
2477 ;; passing through the value from the pure callback.
2478 (define (pure-chain-offset-callback grob start end prev-offset) prev-offset)
2480 (define pure-conversions-alist
2482 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2483 (,ly:axis-group-interface::calc-next-staff-spacing . ,ly:axis-group-interface::calc-pure-next-staff-spacing)
2484 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2485 (,ly:grob::stencil-height . ,pure-stencil-height)
2486 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2487 (,ly:rest-collision::force-shift-callback-rest . ,pure-chain-offset-callback)
2488 (,ly:rest::height . ,ly:rest::pure-height)
2489 (,ly:self-alignment-interface::y-aligned-on-self . ,ly:self-alignment-interface::pure-y-aligned-on-self)
2490 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2491 (,ly:slur::height . ,ly:slur::pure-height)
2492 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2493 (,ly:stem::height . ,ly:stem::pure-height)
2494 (,ly:system::height . ,ly:system::calc-pure-height)))
2496 (define pure-functions
2498 parenthesize-elements
2499 laissez-vibrer::print
2500 ly:rest::y-offset-callback
2501 ly:staff-symbol-referencer::callback
2502 ly:staff-symbol::height))
2504 (define-public (pure-relevant? grob)
2505 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2508 (pair? extent-callback)
2509 (memq extent-callback pure-functions)
2511 (pair? (assq extent-callback pure-conversions-alist))
2512 (let ((stencil (ly:grob-property-data grob 'stencil)))
2514 (not (eq? extent-callback ly:grob::stencil-height))
2515 (memq stencil pure-print-callbacks)
2516 (assq stencil pure-print-to-height-conversions)
2517 (ly:stencil? stencil)))))))))
2519 (define-public (call-pure-function unpure args start end)
2520 (if (ly:simple-closure? unpure)
2521 (ly:eval-simple-closure (car args) unpure start end)
2522 (if (not (procedure? unpure))
2524 (if (memq unpure pure-functions)
2526 (let ((pure (assq unpure pure-conversions-alist)))
2530 (list (car args) start end)