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)
1158 (break-visibility . ,end-of-line-invisible)
1160 (extra-spacing-width . (+inf.0 . -inf.0))
1161 (outside-staff-priority . 1000)
1164 (stencil . ,ly:text-interface::print)
1165 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1166 (X-offset . ,(ly:make-simple-closure
1168 ,(ly:make-simple-closure
1169 (list ly:break-alignable-interface::self-align-callback))
1170 ,(ly:make-simple-closure
1171 (list ly:self-alignment-interface::x-aligned-on-self)))))
1172 (self-alignment-X . -1)
1173 (break-align-symbol . time-signature)
1174 (break-align-symbols . (time-signature))
1175 (non-break-align-symbols . (MultiMeasureRest))
1176 (meta . ((class . Item)
1177 (interfaces . (font-interface
1178 metronome-mark-interface
1179 side-position-interface
1180 break-alignable-interface
1181 text-interface))))))
1186 (hair-thickness . 2.0)
1188 (spacing-pair . (break-alignment . staff-bar))
1189 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1190 (staff-position . 0)
1191 (stencil . ,ly:multi-measure-rest::print)
1192 (thick-thickness . 6.6)
1193 (Y-offset . ,ly:staff-symbol-referencer::callback)
1194 (meta . ((class . Spanner)
1195 (interfaces . (font-interface
1196 multi-measure-interface
1197 multi-measure-rest-interface
1199 staff-symbol-referencer-interface))))))
1201 (MultiMeasureRestNumber
1203 (bound-padding . 2.0)
1205 (font-encoding . fetaText)
1207 (self-alignment-X . ,CENTER)
1209 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1210 (staff-padding . 0.4)
1211 (stencil . ,ly:text-interface::print)
1212 (X-offset . ,(ly:make-simple-closure
1214 ,(ly:make-simple-closure
1215 (list ly:self-alignment-interface::x-aligned-on-self))
1216 ,(ly:make-simple-closure
1217 (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1218 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1219 (meta . ((class . Spanner)
1220 (interfaces . (font-interface
1221 multi-measure-interface
1222 self-alignment-interface
1223 side-position-interface
1224 text-interface))))))
1226 (MultiMeasureRestText
1229 (outside-staff-priority . 450)
1231 (self-alignment-X . ,CENTER)
1232 (staff-padding . 0.25)
1233 (stencil . ,ly:text-interface::print)
1234 (X-offset . ,(ly:make-simple-closure
1236 ,(ly:make-simple-closure
1237 (list ly:self-alignment-interface::x-centered-on-y-parent))
1238 ,(ly:make-simple-closure
1239 (list ly:self-alignment-interface::x-aligned-on-self)))))
1240 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1241 (meta . ((class . Spanner)
1242 (interfaces . (font-interface
1243 multi-measure-interface
1244 self-alignment-interface
1245 side-position-interface
1246 text-interface))))))
1249 (NonMusicalPaperColumn
1251 (allow-loose-spacing . #t)
1253 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1254 (full-measure-extra-space . 1.0)
1255 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1256 ;; (stencil . ,ly:paper-column::print)
1258 (line-break-permission . allow)
1260 (page-break-permission . allow)
1262 ;; debugging stuff: print column number.
1263 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1265 (X-extent . ,ly:axis-group-interface::width)
1266 (meta . ((class . Paper_column)
1267 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1268 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1269 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1270 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1271 (interfaces . (axis-group-interface
1273 paper-column-interface
1274 separation-item-interface
1275 spaceable-grob-interface))))))
1280 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1281 (prefer-dotted-right . #t)
1282 (X-extent . ,ly:axis-group-interface::width)
1283 (Y-extent . ,ly:axis-group-interface::height)
1284 (meta . ((class . Item)
1285 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1286 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1287 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1288 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1289 (interfaces . (axis-group-interface
1290 note-collision-interface))))))
1295 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1296 (X-extent . ,ly:axis-group-interface::width)
1297 (Y-extent . ,ly:axis-group-interface::height)
1298 (meta . ((class . Item)
1299 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1300 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1301 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1302 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1303 (interfaces . (axis-group-interface
1304 note-column-interface
1305 separation-item-interface))))))
1309 (duration-log . ,note-head::calc-duration-log)
1310 (extra-spacing-height . ,ly:note-head::include-ledger-line-height)
1311 (glyph-name . ,note-head::calc-glyph-name)
1312 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1313 (stencil . ,ly:note-head::print)
1314 (X-offset . ,ly:note-head::stem-x-shift)
1315 (Y-offset . ,ly:staff-symbol-referencer::callback)
1316 (meta . ((class . Item)
1317 (interfaces . (font-interface
1318 gregorian-ligature-interface
1320 mensural-ligature-interface
1322 rhythmic-grob-interface
1323 rhythmic-head-interface
1324 staff-symbol-referencer-interface
1325 vaticana-ligature-interface))))))
1329 (stencil . ,ly:text-interface::print)
1330 (meta . ((class . Item)
1331 (interfaces . (font-interface
1333 text-interface))))))
1337 ;; Changed this from 0.75.
1338 ;; If you ever change this back, please document! --hwn
1339 (knee-spacing-correction . 1.0)
1340 (same-direction-correction . 0.25)
1341 (space-to-barline . #t)
1342 (stem-spacing-correction . 0.5)
1343 (meta . ((class . Item)
1344 (interfaces . (note-spacing-interface
1345 spacing-interface))))))
1350 (break-visibility . ,begin-of-line-visible)
1351 (font-shape . italic)
1353 (self-alignment-X . ,CENTER)
1354 (staff-padding . 0.2)
1355 (stencil . ,ly:text-interface::print)
1356 (X-offset . ,(ly:make-simple-closure
1358 ,(ly:make-simple-closure
1359 (list ly:self-alignment-interface::x-aligned-on-self))
1360 ,(ly:make-simple-closure
1361 (list ly:self-alignment-interface::centered-on-x-parent)))))
1362 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1363 (meta . ((class . Item)
1364 (interfaces . (font-interface
1365 self-alignment-interface
1366 side-position-interface
1367 text-interface))))))
1371 (dash-fraction . 0.3)
1373 (edge-height . (0 . 1.2))
1374 (font-shape . italic)
1375 (minimum-length . 1.0)
1376 (outside-staff-priority . 400)
1378 (shorten-pair . (0.0 . -0.6))
1379 (staff-padding . 1.0)
1380 (stencil . ,ly:ottava-bracket::print)
1381 (style . dashed-line)
1382 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1383 (meta . ((class . Spanner)
1384 (interfaces . (font-interface
1385 horizontal-bracket-interface
1387 ottava-bracket-interface
1388 side-position-interface
1389 text-interface))))))
1394 (allow-loose-spacing . #t)
1396 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1397 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1398 ;; (stencil . ,ly:paper-column::print)
1399 (X-extent . ,ly:axis-group-interface::width)
1402 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1403 (meta . ((class . Paper_column)
1404 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1405 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1406 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1407 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1408 (interfaces . (axis-group-interface
1410 paper-column-interface
1411 separation-item-interface
1412 spaceable-grob-interface))))))
1418 (stencil . ,parentheses-item::print)
1419 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1420 (meta . ((class . Item)
1421 (interfaces . (font-interface
1422 parentheses-interface))))))
1426 (dot-negative-kern . 0.75)
1427 (font-encoding . fetaMusic)
1429 (spacing-pair . (break-alignment . staff-bar))
1430 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1431 (stencil . ,ly:multi-measure-rest::percent)
1433 (meta . ((class . Spanner)
1434 (interfaces . (font-interface
1435 multi-measure-rest-interface
1436 percent-repeat-interface))))))
1438 (PercentRepeatCounter
1441 (font-encoding . fetaText)
1444 (self-alignment-X . ,CENTER)
1445 (staff-padding . 0.25)
1446 (stencil . ,ly:text-interface::print)
1447 (X-offset . ,(ly:make-simple-closure
1449 ,(ly:make-simple-closure
1450 (list ly:self-alignment-interface::x-centered-on-y-parent))
1451 ,(ly:make-simple-closure
1452 (list ly:self-alignment-interface::x-aligned-on-self)))))
1453 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1454 (meta . ((class . Spanner)
1455 (interfaces . (font-interface
1456 percent-repeat-interface
1457 self-alignment-interface
1458 side-position-interface
1459 text-interface))))))
1463 (control-points . ,ly:slur::calc-control-points)
1464 (cross-staff . ,ly:slur::calc-cross-staff)
1465 (details . ,default-slur-details)
1466 (direction . ,ly:slur::calc-direction)
1467 (height-limit . 2.0)
1468 (minimum-length . 1.5)
1470 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1471 (stencil . ,ly:slur::print)
1473 (Y-extent . ,ly:slur::height)
1474 (meta . ((class . Spanner)
1475 (interfaces . (slur-interface))))))
1477 ;; an example of a text spanner
1480 (bound-padding . 1.0)
1481 (bracket-flare . (0.5 . 0.5))
1483 (edge-height . (1.0 . 1.0))
1484 (shorten-pair . (0.0 . 0.0))
1485 (stencil . ,ly:piano-pedal-bracket::print)
1488 (meta . ((class . Spanner)
1489 (interfaces . (line-interface
1490 piano-pedal-bracket-interface
1491 piano-pedal-interface))))))
1496 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1498 (break-align-symbols . (staff-bar clef))
1499 (break-visibility . ,end-of-line-invisible)
1501 (extra-spacing-width . (+inf.0 . -inf.0))
1504 (outside-staff-priority . 1500)
1506 (self-alignment-X . ,CENTER)
1507 (stencil . ,ly:text-interface::print)
1508 (X-offset . ,(ly:make-simple-closure
1510 ,(ly:make-simple-closure
1511 (list ly:break-alignable-interface::self-align-callback))
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 . Item)
1516 (interfaces . (break-alignable-interface
1519 self-alignment-interface
1520 side-position-interface
1521 text-interface))))))
1526 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1528 (meta . ((class . Item)
1529 (interfaces . (percent-repeat-interface
1530 percent-repeat-item-interface
1531 rhythmic-grob-interface))))))
1535 (control-points . ,ly:semi-tie::calc-control-points)
1536 (details . ((ratio . 0.333)
1537 (height-limit . 1.0)))
1538 (direction . ,ly:tie::calc-direction)
1539 (head-direction . ,RIGHT)
1540 (stencil . ,ly:tie::print)
1542 (extra-spacing-height . (-0.5 . 0.5))
1543 (meta . ((class . Item)
1544 (interfaces . (semi-tie-interface))))))
1548 (direction . ,ly:tie::calc-direction)
1549 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1550 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1553 (meta . ((class . Item)
1554 (interfaces . (semi-tie-column-interface))))))
1558 (cross-staff . ,ly:rest::calc-cross-staff)
1559 (duration-log . ,stem::calc-duration-log)
1560 (minimum-distance . 0.25)
1561 (stencil . ,ly:rest::print)
1562 (X-extent . ,ly:rest::width)
1563 (Y-extent . ,ly:rest::height)
1564 (Y-offset . ,ly:rest::y-offset-callback)
1565 (meta . ((class . Item)
1566 (interfaces . (font-interface
1568 rhythmic-grob-interface
1569 rhythmic-head-interface
1570 staff-symbol-referencer-interface))))))
1574 (minimum-distance . 0.75)
1575 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1576 (meta . ((class . Item)
1577 (interfaces . (rest-collision-interface))))))
1582 (add-stem-support . #t)
1583 (cross-staff . ,ly:script-interface::calc-cross-staff)
1584 (direction . ,ly:script-interface::calc-direction)
1585 (font-encoding . fetaMusic)
1586 (positioning-done . ,ly:script-interface::calc-positioning-done)
1589 ;; padding set in script definitions.
1590 (staff-padding . 0.25)
1592 (stencil . ,ly:script-interface::print)
1593 (X-offset . ,script-interface::calc-x-offset)
1594 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1595 (meta . ((class . Item)
1596 (interfaces . (font-interface
1598 side-position-interface))))))
1602 (before-line-breaking . ,ly:script-column::before-line-breaking)
1603 (meta . ((class . Item)
1604 (interfaces . (script-column-interface))))))
1608 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1609 (meta . ((class . Item)
1610 (interfaces . (script-column-interface))))))
1614 (avoid-slur . inside)
1615 (control-points . ,ly:slur::calc-control-points)
1616 (cross-staff . ,ly:slur::calc-cross-staff)
1617 (details . ,default-slur-details)
1618 (direction . ,ly:slur::calc-direction)
1619 (height-limit . 2.0)
1620 (line-thickness . 0.8)
1621 (minimum-length . 1.5)
1623 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1624 (stencil . ,ly:slur::print)
1626 (Y-extent . ,ly:slur::height)
1627 (meta . ((class . Spanner)
1628 (interfaces . (slur-interface))))))
1632 (direction . ,RIGHT)
1633 (extra-spacing-width . (+inf.0 . -inf.0))
1634 (font-shape . italic)
1635 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1636 (self-alignment-X . ,CENTER)
1637 (stencil . ,ly:text-interface::print)
1638 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1639 (meta . ((class . Item)
1640 (interfaces . (font-interface
1641 piano-pedal-script-interface
1642 self-alignment-interface
1643 text-interface))))))
1645 (SostenutoPedalLineSpanner
1649 (minimum-space . 1.0)
1650 (outside-staff-priority . 1000)
1653 (staff-padding . 1.0)
1654 (X-extent . ,ly:axis-group-interface::width)
1655 (Y-extent . ,ly:axis-group-interface::height)
1656 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1657 (meta . ((class . Spanner)
1658 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1659 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1660 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1661 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1662 (interfaces . (axis-group-interface
1663 piano-pedal-interface
1664 side-position-interface))))))
1668 (average-spacing-wishes . #t)
1669 (base-shortest-duration . ,(ly:make-moment 3 16))
1670 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1671 (shortest-duration-space . 2.0)
1672 (spacing-increment . 1.2)
1673 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1674 (meta . ((class . Spanner)
1675 (interfaces . (spacing-options-interface
1676 spacing-spanner-interface))))))
1680 (allow-span-bar . #t)
1681 (bar-extent . ,ly:axis-group-interface::height)
1682 (bar-size . ,ly:span-bar::calc-bar-size)
1683 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1684 (break-align-symbol . staff-bar)
1686 (glyph-name . ,ly:span-bar::calc-glyph-name)
1688 ;; ugh duplication! (these 4 properties were copied from Barline)
1690 ;; Ross. page 151 lists other values, we opt for a leaner look
1694 (hair-thickness . 1.6)
1695 (thick-thickness . 6.0)
1699 (stencil . ,ly:span-bar::print)
1700 (X-extent . ,ly:span-bar::width)
1701 (Y-extent . ,ly:axis-group-interface::height)
1702 (meta . ((class . Item)
1703 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1704 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1705 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1706 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1707 (interfaces . (bar-line-interface
1709 span-bar-interface))))))
1713 (between-staff-spacing . ((space . 9)
1714 (minimum-distance . 7)
1716 (after-last-staff-spacing . ((space . 10.5)
1717 (minimum-distance . 8)
1719 (meta . ((class . Spanner)
1720 (interfaces . (staff-grouper-interface))))))
1725 (stem-spacing-correction . 0.4)
1726 (meta . ((class . Item)
1727 (interfaces . (spacing-interface
1728 staff-spacing-interface))))))
1733 (ledger-line-thickness . (1.0 . 0.1))
1735 (stencil . ,ly:staff-symbol::print)
1736 (Y-extent . ,ly:staff-symbol::height)
1737 (meta . ((class . Spanner)
1738 (interfaces . (staff-symbol-interface))))))
1743 (font-series . bold)
1746 (stencil . ,ly:text-interface::print)
1747 (X-offset . ,ly:side-position-interface::x-aligned-side)
1748 (meta . ((class . Item)
1749 (interfaces . (font-interface
1750 side-position-interface
1751 stanza-number-interface
1752 text-interface))))))
1756 (beamlet-default-length . (1.1 . 1.1))
1757 (beamlet-max-length-proportion . (0.75 . 0.75))
1758 (cross-staff . ,ly:stem::calc-cross-staff)
1759 (default-direction . ,ly:stem::calc-default-direction)
1762 ;; 3.5 (or 3 measured from note head) is standard length
1763 ;; 32nd, 64th, 128th flagged stems should be longer
1764 (lengths . (3.5 3.5 3.5 4.5 5.0 6.0))
1766 ;; FIXME. 3.5 yields too long beams (according to Ross and
1767 ;; looking at Baerenreiter examples) for a number of common
1768 ;; boundary cases. Subtracting half a beam thickness fixes
1769 ;; this, but the bug may well be somewhere else.
1771 ;; FIXME this should come from 'lengths
1772 (beamed-lengths . (3.26 3.5 3.6))
1774 ;; The 'normal' minima
1775 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1776 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1778 ;; The 'extreme case' minima
1779 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1781 ;; Stems in unnatural (forced) direction should be shortened by
1782 ;; one staff space, according to [Roush & Gourlay].
1783 ;; Flagged stems we shorten only half a staff space.
1784 (stem-shorten . (1.0 0.5))
1788 ;; We use the normal minima as minimum for the ideal lengths,
1789 ;; and the extreme minima as abolute minimum length.
1791 (direction . ,ly:stem::calc-direction)
1792 (duration-log . ,stem::calc-duration-log)
1793 (flag . ,ly:stem::calc-flag)
1794 (length . ,ly:stem::calc-length)
1795 (neutral-direction . ,DOWN)
1796 (positioning-done . ,ly:stem::calc-positioning-done)
1797 (stem-end-position . ,ly:stem::calc-stem-end-position)
1798 (stem-info . ,ly:stem::calc-stem-info)
1799 (stencil . ,ly:stem::print)
1801 (X-extent . ,ly:stem::width)
1802 (X-offset . ,ly:stem::offset-callback)
1803 (Y-extent . ,ly:stem::height)
1804 (Y-offset . ,ly:staff-symbol-referencer::callback)
1805 (meta . ((class . Item)
1806 (interfaces . (font-interface
1807 stem-interface))))))
1811 (beam-thickness . 0.48) ; staff-space
1812 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1813 (slope . ,ly:stem-tremolo::calc-slope)
1814 (stencil . ,ly:stem-tremolo::print)
1815 (style . ,ly:stem-tremolo::calc-style)
1816 (X-extent . ,ly:stem-tremolo::width)
1817 (Y-extent . ,ly:stem-tremolo::height)
1818 (meta . ((class . Item)
1819 (interfaces . (stem-tremolo-interface))))))
1823 (avoid-slur . around)
1824 (font-encoding . fetaText)
1825 (font-size . -5) ; don't overlap when next to heads.
1827 (script-priority . 100)
1828 (self-alignment-X . ,CENTER)
1829 (self-alignment-Y . ,CENTER)
1830 (staff-padding . 0.5)
1831 (stencil . ,print-circled-text-callback)
1832 (text . ,string-number::calc-text)
1833 (meta . ((class . Item)
1834 (interfaces . (font-interface
1835 self-alignment-interface
1836 side-position-interface
1837 string-number-interface
1839 text-script-interface))))))
1843 (digit-names . #("p" "i" "m" "a" "x"))
1844 (font-shape . italic)
1845 (font-size . -4) ; don't overlap when next to heads.
1847 (script-priority . 100)
1848 (self-alignment-X . ,CENTER)
1849 (self-alignment-Y . ,CENTER)
1850 (staff-padding . 0.5)
1851 (stencil . ,ly:text-interface::print)
1852 (text . ,stroke-finger::calc-text)
1853 (meta . ((class . Item)
1854 (interfaces . (font-interface
1855 self-alignment-interface
1856 side-position-interface
1857 stroke-finger-interface
1859 text-script-interface))))))
1863 (direction . ,RIGHT)
1864 (extra-spacing-width . (+inf.0 . -inf.0))
1865 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1866 (self-alignment-X . ,CENTER)
1867 (stencil . ,ly:sustain-pedal::print)
1868 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1869 (meta . ((class . Item)
1870 (interfaces . (font-interface
1871 piano-pedal-interface
1872 piano-pedal-script-interface
1873 self-alignment-interface
1874 text-interface))))))
1876 (SustainPedalLineSpanner
1880 (minimum-space . 1.0)
1881 (outside-staff-priority . 1000)
1884 (staff-padding . 1.2)
1885 (X-extent . ,ly:axis-group-interface::width)
1886 (Y-extent . ,ly:axis-group-interface::height)
1887 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1888 (meta . ((class . Spanner)
1889 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
1890 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
1891 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1892 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
1893 (interfaces . (axis-group-interface
1894 piano-pedal-interface
1895 side-position-interface))))))
1899 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
1901 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1902 (X-extent . ,ly:axis-group-interface::width)
1903 (Y-extent . ,ly:system::height)
1904 (meta . ((class . System)
1905 (object-callbacks . ((pure-relevant-grobs . ,ly:system::calc-pure-relevant-grobs)
1906 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
1907 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)
1908 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)))
1909 (interfaces . (axis-group-interface
1910 system-interface))))))
1914 (collapse-height . 5.0)
1918 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1919 (stencil . ,ly:system-start-delimiter::print)
1922 (X-offset . ,ly:side-position-interface::x-aligned-side)
1924 (meta . ((class . Spanner)
1925 (interfaces . (side-position-interface
1926 system-start-delimiter-interface))))))
1930 (collapse-height . 5.0)
1932 (font-encoding . fetaBraces)
1934 (stencil . ,ly:system-start-delimiter::print)
1936 (X-offset . ,ly:side-position-interface::x-aligned-side)
1938 (meta . ((class . Spanner)
1939 (interfaces . (font-interface
1940 side-position-interface
1941 system-start-delimiter-interface))))))
1945 (collapse-height . 5.0)
1948 (stencil . ,ly:system-start-delimiter::print)
1951 (X-offset . ,ly:side-position-interface::x-aligned-side)
1953 (meta . ((class . Spanner)
1954 (interfaces . (font-interface
1955 side-position-interface
1956 system-start-delimiter-interface))))))
1961 (stencil . ,ly:system-start-delimiter::print)
1962 (style . line-bracket)
1964 (X-offset . ,ly:side-position-interface::x-aligned-side)
1966 (meta . ((class . Spanner)
1967 (interfaces . (font-interface
1968 side-position-interface
1969 system-start-delimiter-interface))))))
1974 (details . ((tied-properties . ((break-visibility . ,begin-of-line-visible)
1975 (parenthesize . #t)))
1976 (repeat-tied-properties . ((note-head-visible . #t)
1977 (parenthesize . #t)))))
1978 (direction . ,CENTER)
1979 (duration-log . ,note-head::calc-duration-log)
1980 (font-series . bold)
1982 (stem-attachment . (0.0 . 1.35))
1983 (stencil . ,ly:text-interface::print)
1985 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1986 (Y-offset . ,ly:staff-symbol-referencer::callback)
1987 (meta . ((class . Item)
1988 (interfaces . (font-interface
1990 rhythmic-grob-interface
1991 rhythmic-head-interface
1992 staff-symbol-referencer-interface
1993 tab-note-head-interface
1994 text-interface))))))
1998 (avoid-slur . around)
1999 (cross-staff . ,ly:script-interface::calc-cross-staff)
2001 (direction . ,ly:script-interface::calc-direction)
2002 (extra-spacing-width . (+inf.0 . -inf.0))
2003 (outside-staff-priority . 450)
2005 ;; sync with Fingering ?
2008 (positioning-done . ,ly:script-interface::calc-positioning-done)
2009 (script-priority . 200)
2011 (slur-padding . 0.5)
2012 (staff-padding . 0.5)
2013 (stencil . ,ly:text-interface::print)
2014 ;; todo: add X self alignment?
2015 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2016 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2017 (meta . ((class . Item)
2018 (interfaces . (font-interface
2019 instrument-specific-markup-interface
2020 self-alignment-interface
2021 side-position-interface
2023 text-script-interface))))))
2027 (bound-details . ((left . ((Y . 0)
2029 (attach-dir . ,LEFT)
2031 (left-broken . ((end-on-note . #t)))
2036 (dash-fraction . 0.2)
2039 (font-shape . italic)
2040 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2041 (outside-staff-priority . 350)
2042 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2044 (staff-padding . 0.8)
2045 (stencil . ,ly:line-spanner::print)
2046 (style . dashed-line)
2047 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2049 (meta . ((class . Spanner)
2050 (interfaces . (font-interface
2052 line-spanner-interface
2053 side-position-interface))))))
2057 (avoid-slur . inside)
2058 (control-points . ,ly:tie::calc-control-points)
2060 ;; for a full list, see tie-details.cc
2062 (center-staff-line-clearance . 0.6)
2063 (tip-staff-line-clearance . 0.45)
2064 (note-head-gap . 0.2)
2066 (height-limit . 1.0)
2067 (horizontal-distance-penalty-factor . 10)
2068 (same-dir-as-stem-penalty . 8)
2069 (min-length-penalty-factor . 26)
2070 (tie-tie-collision-distance . 0.45)
2071 (tie-tie-collision-penalty . 25.0)
2072 (intra-space-threshold . 1.25)
2073 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
2074 (outer-tie-length-symmetry-penalty-factor . 10)
2075 (vertical-distance-penalty-factor . 7)
2076 (outer-tie-vertical-gap . 0.25)
2077 (multi-tie-region-size . 3)
2078 (single-tie-region-size . 4)
2079 (between-length-limit . 1.0)))
2081 (direction . ,ly:tie::calc-direction)
2083 (line-thickness . 0.8)
2084 (neutral-direction . ,UP)
2085 (springs-and-rods . ,ly:spanner::set-spacing-rods)
2086 (stencil . ,ly:tie::print)
2088 (meta . ((class . Spanner)
2089 (interfaces . (tie-interface))))))
2093 (before-line-breaking . ,ly:tie-column::before-line-breaking)
2094 (positioning-done . ,ly:tie-column::calc-positioning-done)
2097 (meta . ((class . Spanner)
2098 (interfaces . (tie-column-interface))))))
2102 (avoid-slur . inside)
2104 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
2105 (break-align-symbol . time-signature)
2106 (break-align-anchor-alignment . ,LEFT)
2107 (break-visibility . ,all-visible)
2108 (extra-spacing-height . (-1.0 . 1.0))
2111 (first-note . (fixed-space . 2.0))
2112 (right-edge . (extra-space . 0.5))
2113 (staff-bar . (minimum-space . 2.0))))
2114 (stencil . ,ly:time-signature::print)
2116 (meta . ((class . Item)
2117 (interfaces . (break-aligned-interface
2119 time-signature-interface))))))
2121 (TrillPitchAccidental
2125 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
2128 (stencil . ,ly:accidental-interface::print)
2129 (X-offset . ,ly:side-position-interface::x-aligned-side)
2130 (Y-extent . ,ly:accidental-interface::height)
2131 (meta . ((class . Item)
2132 (interfaces . (accidental-interface
2134 side-position-interface
2135 trill-pitch-accidental-interface))))))
2140 (direction . ,RIGHT)
2144 (stencil . ,parenthesize-elements)
2145 (stencils . ,parentheses-item::calc-parenthesis-stencils)
2146 (X-offset . ,ly:side-position-interface::x-aligned-side)
2147 (meta . ((class . Item)
2148 (interfaces . (axis-group-interface
2151 parentheses-interface
2152 side-position-interface))))))
2158 (stencil . ,ly:note-head::print)
2159 (Y-offset . ,ly:staff-symbol-referencer::callback)
2160 (meta . ((class . Item)
2161 (interfaces . (font-interface
2163 pitched-trill-interface
2164 rhythmic-head-interface
2165 staff-symbol-referencer-interface))))))
2169 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2170 (bound-details . ((left . ((text . ,(make-musicglyph-markup "scripts.trill"))
2172 (stencil-offset . (-0.5 . -1))
2174 (attach-dir . ,CENTER)
2176 (left-broken . ((end-on-note . #t)))
2180 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2181 (outside-staff-priority . 50)
2183 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2185 (staff-padding . 1.0)
2186 (stencil . ,ly:line-spanner::print)
2188 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2189 (meta . ((class . Spanner)
2190 (interfaces . (font-interface
2192 line-spanner-interface
2193 side-position-interface
2194 trill-spanner-interface))))))
2198 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2199 (control-points . ,ly:tuplet-bracket::calc-control-points)
2200 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2201 (direction . ,ly:tuplet-bracket::calc-direction)
2202 (edge-height . (0.7 . 0.7))
2203 (full-length-to-extent . #t)
2205 (positions . ,ly:tuplet-bracket::calc-positions)
2206 (shorten-pair . (-0.2 . -0.2))
2207 (staff-padding . 0.25)
2208 (stencil . ,ly:tuplet-bracket::print)
2211 (meta . ((class . Spanner)
2212 (interfaces . (line-interface
2213 tuplet-bracket-interface))))))
2217 (avoid-slur . inside)
2218 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2219 (font-shape . italic)
2221 (stencil . ,ly:tuplet-number::print)
2222 (text . ,tuplet-number::calc-denominator-text)
2223 (meta . ((class . Spanner)
2224 (interfaces . (font-interface
2226 tuplet-number-interface))))))
2231 (direction . ,RIGHT)
2232 (extra-spacing-width . (+inf.0 . -inf.0))
2233 (font-shape . italic)
2234 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2235 (self-alignment-X . ,CENTER)
2236 (stencil . ,ly:text-interface::print)
2237 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2238 (meta . ((class . Item)
2239 (interfaces . (font-interface
2240 piano-pedal-script-interface
2241 self-alignment-interface
2242 text-interface))))))
2244 (UnaCordaPedalLineSpanner
2248 (minimum-space . 1.0)
2249 (outside-staff-priority . 1000)
2252 (staff-padding . 1.2)
2253 (X-extent . ,ly:axis-group-interface::width)
2254 (Y-extent . ,ly:axis-group-interface::height)
2255 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2256 (meta . ((class . Spanner)
2257 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2258 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2259 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
2260 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
2261 (interfaces . (axis-group-interface
2262 piano-pedal-interface
2263 side-position-interface))))))
2269 (stencil . ,ly:vaticana-ligature::print)
2271 (meta . ((class . Spanner)
2272 (interfaces . (font-interface
2273 vaticana-ligature-interface))))))
2278 (positioning-done . ,ly:align-interface::align-to-ideal-distances)
2280 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2281 (X-extent . ,ly:axis-group-interface::width)
2282 (Y-extent . ,ly:axis-group-interface::height)
2283 (meta . ((class . Spanner)
2284 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)
2285 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2286 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
2287 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)
2288 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)))
2289 (interfaces . (align-interface
2290 axis-group-interface))))))
2294 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2296 (default-next-staff-spacing . ((space . 9)
2297 (minimum-distance . 8)
2299 (next-staff-spacing . ,ly:axis-group-interface::calc-next-staff-spacing)
2300 (non-affinity-spacing . ((padding . 0.5)))
2301 (stencil . ,ly:axis-group-interface::print)
2302 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2303 (X-extent . ,ly:axis-group-interface::width)
2304 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2305 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2306 (meta . ((class . Spanner)
2307 (object-callbacks . (
2308 (X-common . ,ly:axis-group-interface::calc-x-common)
2309 (pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2310 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2311 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
2312 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
2314 (interfaces . (axis-group-interface
2315 hara-kiri-group-spanner-interface))))))
2319 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2320 (bound-details . ((right . ((attach-dir . ,CENTER)
2323 (left . ((attach-dir . ,CENTER)
2328 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2330 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2331 (stencil . ,ly:line-spanner::print)
2335 (meta . ((class . Spanner)
2336 (interfaces . (line-interface
2337 line-spanner-interface))))))
2342 (edge-height . (2.0 . 2.0)) ;; staff-space;
2343 (font-encoding . fetaText)
2345 (stencil . ,ly:volta-bracket-interface::print)
2346 (thickness . 1.6) ;; line-thickness
2348 (meta . ((class . Spanner)
2349 (interfaces . (font-interface
2350 horizontal-bracket-interface
2352 side-position-interface
2354 volta-bracket-interface
2355 volta-interface))))))
2357 (VoltaBracketSpanner
2359 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
2363 (outside-staff-priority . 600)
2366 (X-extent . ,ly:axis-group-interface::width)
2367 (Y-extent . ,ly:axis-group-interface::height)
2368 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2369 (meta . ((class . Spanner)
2370 (object-callbacks . ((pure-Y-common . ,ly:axis-group-interface::calc-pure-y-common)
2371 (pure-relevant-grobs . ,ly:axis-group-interface::calc-pure-relevant-grobs)
2372 (pure-relevant-items . ,ly:axis-group-interface::calc-pure-relevant-items)
2373 (pure-relevant-spanners . ,ly:axis-group-interface::calc-pure-relevant-spanners)))
2374 (interfaces . (axis-group-interface
2375 side-position-interface
2376 volta-interface))))))
2380 (define (completize-grob-entry x)
2381 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2383 ;; (display (car x))
2385 (let* ((name-sym (car x))
2386 (grob-entry (cdr x))
2387 (meta-entry (assoc-get 'meta grob-entry))
2388 (class (assoc-get 'class meta-entry))
2390 (assoc-get 'interfaces meta-entry)))
2394 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2395 ((eq? 'Spanner class)
2396 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2397 ((eq? 'Paper_column class)
2398 (set! ifaces-entry (cons 'item-interface
2399 (cons 'paper-column-interface ifaces-entry))))
2400 ((eq? 'System class)
2401 (set! ifaces-entry (cons 'system-interface
2402 (cons 'spanner-interface ifaces-entry))))
2404 (ly:warning "Unknown class ~a" class)))
2406 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2407 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2409 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2410 (set! meta-entry (assoc-set! meta-entry 'interfaces
2412 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2413 (cons name-sym grob-entry)))
2415 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2417 ;; (display (map pair? all-grob-descriptions))
2419 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2422 ;; (display (car x)) (newline)
2424 (set-object-property! (car x) 'translation-type? list?)
2425 (set-object-property! (car x) 'is-grob? #t))
2426 all-grob-descriptions)
2428 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2430 (define (volta-bracket-interface::pure-height grob start end)
2431 (let ((edge-height (ly:grob-property grob 'edge-height)))
2432 (if (number-pair? edge-height)
2433 (let ((smaller (min (car edge-height) (cdr edge-height)))
2434 (larger (max (car edge-height) (cdr edge-height))))
2435 (interval-union '(0 . 0) (cons smaller larger)))
2438 (define pure-print-callbacks
2440 fret-board::calc-stencil
2441 note-head::brew-ez-stencil
2442 print-circled-text-callback
2443 laissez-vibrer::print
2446 ly:mensural-ligature::brew-ligature-primitive
2450 ly:percent-repeat-item-interface::beat-slash
2451 ly:text-interface::print
2452 ly:script-interface::print
2453 ly:sustain-pedal::print))
2455 ;; Sometimes we have grobs with (Y-extent . ,ly:grob::stencil-height)
2456 ;; and the print function is not pure, but there is a easy way to
2457 ;; figure out the Y-extent from the print function.
2458 (define pure-print-to-height-conversions
2460 (,ly:arpeggio::print . ,ly:arpeggio::pure-height)
2461 (,ly:arpeggio::brew-chord-bracket . ,ly:arpeggio::pure-height)
2462 (,ly:hairpin::print . ,ly:hairpin::pure-height)
2463 (,ly:volta-bracket-interface::print . ,volta-bracket-interface::pure-height)))
2465 ;; ly:grob::stencil-extent is safe if the print callback is safe too
2466 (define (pure-stencil-height grob start stop)
2467 (let* ((sten (ly:grob-property-data grob 'stencil))
2468 (pure-height-callback (assoc-get sten pure-print-to-height-conversions)))
2471 (memq sten pure-print-callbacks))
2472 (ly:grob::stencil-height grob))
2473 ((procedure? pure-height-callback)
2474 (pure-height-callback grob start stop))
2478 ;; Sometimes, a pure callback will be chained to a non-pure callback via
2479 ;; chain_offset_callback, in which case this provides a default by simply
2480 ;; passing through the value from the pure callback.
2481 (define (pure-chain-offset-callback grob start end prev-offset) prev-offset)
2483 (define pure-conversions-alist
2485 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2486 (,ly:axis-group-interface::calc-next-staff-spacing . ,ly:axis-group-interface::calc-pure-next-staff-spacing)
2487 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2488 (,ly:grob::stencil-height . ,pure-stencil-height)
2489 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2490 (,ly:rest-collision::force-shift-callback-rest . ,pure-chain-offset-callback)
2491 (,ly:rest::height . ,ly:rest::pure-height)
2492 (,ly:self-alignment-interface::y-aligned-on-self . ,ly:self-alignment-interface::pure-y-aligned-on-self)
2493 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2494 (,ly:slur::height . ,ly:slur::pure-height)
2495 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2496 (,ly:stem::height . ,ly:stem::pure-height)
2497 (,ly:system::height . ,ly:system::calc-pure-height)))
2499 (define pure-functions
2501 parenthesize-elements
2502 laissez-vibrer::print
2503 ly:rest::y-offset-callback
2504 ly:staff-symbol-referencer::callback
2505 ly:staff-symbol::height))
2507 (define-public (pure-relevant? grob)
2508 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2511 (pair? extent-callback)
2512 (memq extent-callback pure-functions)
2514 (pair? (assq extent-callback pure-conversions-alist))
2515 (let ((stencil (ly:grob-property-data grob 'stencil)))
2517 (not (eq? extent-callback ly:grob::stencil-height))
2518 (memq stencil pure-print-callbacks)
2519 (assq stencil pure-print-to-height-conversions)
2520 (ly:stencil? stencil)))))))))
2522 (define-public (call-pure-function unpure args start end)
2523 (if (ly:simple-closure? unpure)
2524 (ly:eval-simple-closure (car args) unpure start end)
2525 (if (not (procedure? unpure))
2527 (if (memq unpure pure-functions)
2529 (let ((pure (assq unpure pure-conversions-alist)))
2533 (list (car args) start end)