1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (cautionary-style . parentheses)
24 (stencil . ,ly:accidental-interface::print)
26 . ,ly:accidental-interface::after-line-breaking)
27 (meta . ((class . Item)
28 (interfaces . (accidental-interface
33 (stencil . ,ly:accidental-interface::print)
34 (X-offset . ,(ly:make-simple-closure
36 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent))
37 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
38 (self-alignment-X . ,CENTER)
40 (cautionary-style . smaller)
41 (Y-offset . ,ly:side-position-interface::y-aligned-side)
42 (cautionary-style . parentheses)
44 (staff-padding . 0.25)
47 (meta . ((class . Item)
48 (interfaces . (side-position-interface
51 accidental-suggestion-interface
52 self-alignment-interface
59 ;; for horizontally stacked scripts.
60 (script-priority . -100)
63 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
64 (X-extent . ,ly:axis-group-interface::width)
66 ;; this is quite small, but it is very ugly to have
67 ;; accs closer to the previous note than to the next one.
68 (right-padding . 0.15)
69 (meta . ((class . Item)
70 (interfaces . (accidental-placement-interface))))))
75 (X-extent . ,ly:axis-group-interface::width)
76 (Y-extent . ,ly:axis-group-interface::height)
78 (clef . (extra-space . 0.5))
79 (key-signature . (extra-space . 0.0))
80 (staff-bar . (extra-space . 0.0))
81 (time-signature . (extra-space . 0.0))
82 (first-note . (fixed-space . 0.0))))
84 (break-align-symbol . ambitus)
85 (break-visibility . ,begin-of-line-visible)
86 (meta . ((class . Item)
87 (interfaces . (axis-group-interface
88 break-aligned-interface
89 ambitus-interface))))))
93 (stencil . ,ly:ambitus::print)
96 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
97 (meta . ((class . Item)
98 (interfaces . (ambitus-interface
99 staff-symbol-referencer-interface
103 (font-family . music)
105 (X-offset . ,ly:side-position-interface::x-aligned-side)
107 (cautionary-style . parentheses)
108 (stencil . ,ly:accidental-interface::print)
109 (after-line-breaking . ,ly:accidental-interface::after-line-breaking)
111 (meta . ((class . Item)
112 (interfaces . (item-interface
114 break-aligned-interface
115 side-position-interface
121 (stencil . ,ly:note-head::print)
122 (glyph-name . ,note-head::calc-glyph-name)
123 (Y-offset . ,ly:staff-symbol-referencer::callback)
124 (meta . ((class . Item)
125 (interfaces . (font-interface
128 staff-symbol-referencer-interface
129 rhythmic-head-interface
130 ledgered-interface))))))
133 . ((X-extent . ,ly:arpeggio::width)
134 (stencil . ,ly:arpeggio::print)
135 (Y-offset . ,ly:staff-symbol-referencer::callback)
136 (X-offset . ,ly:side-position-interface::x-aligned-side)
139 (script-priority . 0)
141 (staff-position . 0.0)
142 (meta . ((class . Item)
143 (interfaces . (arpeggio-interface
144 staff-symbol-referencer-interface
145 side-position-interface
149 . ((stencil . ,ly:balloon-interface::print)
150 (text . ,(grob::calc-property-by-copy 'text))
151 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
152 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
153 (meta . ((class . Item)
154 (interfaces . (text-interface
158 (break-align-symbol . staff-bar)
162 (break-visibility . ,all-visible)
164 (extra-spacing-width . (-0.3 . 0.3))
166 (stencil . ,ly:bar-line::print)
167 (glyph-name . ,bar-line::calc-glyph-name)
168 (bar-size . ,ly:bar-line::calc-bar-size)
171 (time-signature . (extra-space . 0.75))
172 (custos . (minimum-space . 2.0))
173 (clef . (minimum-space . 1.0))
174 (key-signature . (extra-space . 1.0))
175 (key-cancellation . (extra-space . 1.0))
176 (first-note . (fixed-space . 1.3))
177 (next-note . (semi-fixed-space . 1.3))
178 (right-edge . (extra-space . 0.0))))
181 ;; Ross. page 151 lists other values, we opt for a leaner look
184 ;; kern should scale with line-thickness too.
187 (hair-thickness . 1.9)
188 (thick-thickness . 6.0)
189 (meta . ((class . Item)
190 (interfaces . (bar-line-interface
191 break-aligned-interface
196 (stencil . ,ly:text-interface::print)
198 (break-visibility . ,begin-of-line-visible)
201 (font-family . roman)
203 (Y-offset . ,ly:side-position-interface::y-aligned-side)
205 (X-offset . ,(ly:make-simple-closure
207 ,(ly:make-simple-closure
208 (list ly:break-alignable-interface::self-align-callback))
209 ,(ly:make-simple-closure
210 (list ly:self-alignment-interface::x-aligned-on-self)))))
212 (self-alignment-X . 1)
214 ;; want the bar number before the clef at line start.
215 (break-align-symbol . left-edge)
218 (interfaces . (side-position-interface
220 break-alignable-interface
221 self-alignment-interface
228 (stencil . ,ly:text-interface::print)
229 (meta . ((class . Item)
230 (interfaces . (text-interface
231 rhythmic-grob-interface
232 bass-figure-interface
238 (threshold . (2 . 1000))
239 (positioning-done . ,ly:align-interface::calc-positioning-done)
240 (Y-extent . ,ly:axis-group-interface::height)
243 (meta . ((class . Spanner)
244 (interfaces . (align-interface
245 bass-figure-alignment-interface
246 axis-group-interface))))))
248 (BassFigureAlignmentPositioning
249 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
252 (Y-extent . ,ly:axis-group-interface::height)
254 (staff-padding . 1.0)
256 (meta . ((class . Spanner)
257 (interfaces . (side-position-interface
263 (stencil . ,ly:enclosing-bracket::print)
264 (X-extent . ,ly:enclosing-bracket::width)
265 (edge-height . (0.2 . 0.2))
266 (meta . ((class . Item)
267 (interfaces . (enclosing-bracket-interface)) ))
269 (BassFigureContinuation
271 (stencil . ,ly:figured-bass-continuation::print)
272 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
273 (meta . ((class . Spanner)
274 (interfaces . (figured-bass-continuation-interface))
279 (Y-extent . ,ly:axis-group-interface::height)
280 (skylines . ,ly:axis-group-interface::calc-skylines)
281 (meta . ((class . Spanner)
282 (interfaces . (axis-group-interface
288 ;; todo: clean this up a bit: the list is getting
291 (positions . ,(ly:make-simple-closure
292 (ly:make-simple-closure
293 (list chain-grob-member-functions
295 ly:beam::calc-least-squares-positions
296 ly:beam::slope-damping
297 ly:beam::shift-region-to-valid
301 ;; this is a hack to set stem lengths, if positions is set.
302 (quantized-positions . ,ly:beam::set-stem-lengths)
303 (concaveness . ,ly:beam::calc-concaveness)
304 (direction . ,ly:beam::calc-direction)
305 (shorten . ,ly:beam::calc-stem-shorten)
306 (beaming . ,ly:beam::calc-beaming)
307 (stencil . ,ly:beam::print)
310 ;; TODO: should be in SLT.
311 (thickness . 0.48) ; in staff-space
312 (neutral-direction . ,DOWN)
314 ;; Whe have some unreferenced problems here.
316 ;; If we shorten beamed stems less than normal stems (1 staff-space),
317 ;; or high order less than 8th beams, patterns like
318 ;; c''4 [c''8 c''] c''4 [c''16 c]
319 ;; are ugly (different stem lengths).
321 ;; But if we shorten 16th beams as much as 8th beams, a single
322 ;; forced 16th beam looks *very* short.
324 ;; We choose to shorten 8th beams the same as single stems,
325 ;; and high order beams less than 8th beams, so that all
326 ;; isolated shortened beams look nice and a bit shortened,
327 ;; sadly possibly breaking patterns with high order beams.
328 (beamed-stem-shorten . (1.0 0.5 0.25))
330 (auto-knee-gap . 5.5)
332 ;; only for debugging.
333 (font-family . roman)
334 (meta . ((class . Spanner)
335 (interfaces . (staff-symbol-referencer-interface
340 (stencil . ,bend::print)
342 (meta . ((class . Spanner)
343 (interfaces . (spanner-interface
344 bend-after-interface))))))
350 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
351 (X-extent . ,ly:axis-group-interface::width)
352 (break-align-orders . ;; end of line
374 time-signature custos)
388 (meta . ((class . Item)
389 (interfaces . (break-alignment-interface
390 axis-group-interface))))))
395 (X-extent . ,ly:axis-group-interface::width)
396 (meta . ((class . Item)
397 (interfaces . (break-aligned-interface
398 axis-group-interface))))))
402 (break-align-symbol . breathing-sign)
405 (ambitus . (extra-space . 2.0))
406 (custos . (minimum-space . 1.0))
407 (key-signature . (minimum-space . 1.5))
408 (time-signature . (minimum-space . 1.5))
409 (staff-bar . (minimum-space . 1.5))
410 (clef . (minimum-space . 2.0))
411 (first-note . (fixed-space . 1.0)) ;huh?
412 (right-edge . (extra-space . 0.1))))
413 (stencil . ,ly:text-interface::print)
414 (text . ,(make-musicglyph-markup "scripts.rcomma"))
415 (Y-offset . ,ly:breathing-sign::offset-callback)
416 (break-visibility . ,begin-of-line-invisible)
417 (meta . ((class . Item)
418 (interfaces . (break-aligned-interface
419 breathing-sign-interface
425 (stencil . ,ly:clef::print)
426 (glyph-name . ,ly:clef::calc-glyph-name)
428 (avoid-slur . inside)
429 (font-family . music)
430 (break-align-symbol . clef)
431 (break-visibility . ,begin-of-line-visible)
432 (space-alist . ((ambitus . (extra-space . 2.0))
433 (staff-bar . (extra-space . 0.7))
434 (key-cancellation . (minimum-space . 3.5))
435 (key-signature . (minimum-space . 3.5))
436 (time-signature . (minimum-space . 4.2))
437 (first-note . (minimum-fixed-space . 5.0))
438 (next-note . (extra-space . 0.5))
439 (right-edge . (extra-space . 0.5))))
440 (Y-offset . ,ly:staff-symbol-referencer::callback)
441 (meta . ((class . Item)
442 (interfaces . (clef-interface
443 staff-symbol-referencer-interface
445 break-aligned-interface))))))
447 (ClusterSpannerBeacon
449 (Y-extent . ,ly:cluster-beacon::height)
450 (meta . ((class . Item)
451 (interfaces . (rhythmic-grob-interface
452 cluster-beacon-interface))))))
456 (springs-and-rods . ,ly:spanner::set-spacing-rods)
457 (stencil . ,ly:cluster::print)
458 (minimum-length . 0.0)
461 (meta . ((class . Spanner)
462 (interfaces . (cluster-interface))))))
466 (stencil . ,ly:text-interface::print)
467 (after-line-breaking . ,ly:chord-name::after-line-breaking)
471 (meta . ((class . Item)
472 (interfaces . (font-interface
473 rhythmic-grob-interface
480 (stencil . ,ly:text-interface::print)
481 (extra-spacing-width . (+inf.0 . -inf.0))
482 (Y-offset . ,ly:side-position-interface::y-aligned-side)
483 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
486 (staff-padding . 0.5)
487 (script-priority . 200)
488 ;; todo: add X self alignment?
492 (meta . ((class . Item)
493 (interfaces . (text-script-interface
495 side-position-interface
500 (break-align-symbol . custos)
502 (stencil . ,ly:custos::print)
503 (break-visibility . ,end-of-line-visible)
505 (neutral-direction . ,DOWN)
506 (Y-offset . ,ly:staff-symbol-referencer::callback)
508 (first-note . (minimum-fixed-space . 0.0))
509 (right-edge . (extra-space . 0.1))))
510 (meta . ((class . Item)
513 staff-symbol-referencer-interface
515 break-aligned-interface))))))
521 (positioning-done . ,ly:dot-column::calc-positioning-done)
522 (X-extent . ,ly:axis-group-interface::width)
523 (X-offset . ,ly:dot-column::side-position)
524 (meta . ((class . Item)
525 (interfaces . (dot-column-interface
526 axis-group-interface))))))
530 (stencil . ,ly:dots::print)
531 (dot-count . ,dots::calc-dot-count)
532 (meta . ((class . Item)
533 (interfaces . (font-interface
534 staff-symbol-referencer-interface
539 (stencil . ,ly:percent-repeat-item-interface::double-percent)
542 (font-encoding . fetaMusic)
545 (break-align-symbol . staff-bar)
546 (break-visibility . ,begin-of-line-invisible)
547 (meta . ((class . Item)
548 (interfaces . (font-interface
549 break-aligned-interface
550 percent-repeat-item-interface))))))
552 (DoublePercentRepeatCounter
554 (stencil . ,ly:text-interface::print)
555 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
556 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
557 (Y-offset . ,ly:side-position-interface::y-aligned-side)
558 (font-encoding . fetaNumber)
559 (self-alignment-X . 0)
563 (staff-padding . 0.25)
565 (meta . ((class . Item)
566 (interfaces . (side-position-interface
567 self-alignment-interface
568 percent-repeat-item-interface
574 (Y-offset . ,ly:side-position-interface::y-aligned-side)
575 (staff-padding . 0.1)
577 (avoid-slur . outside)
579 (minimum-space . 1.2)
582 (outside-staff-priority . 250)
583 (Y-extent . ,ly:axis-group-interface::height)
584 (X-extent . ,ly:axis-group-interface::width)
585 (meta . ((class . Spanner)
586 (interfaces . (axis-group-interface
588 dynamic-line-spanner-interface
589 side-position-interface))))))
596 (stencil . ,ly:text-interface::print)
597 (direction . ,ly:script-interface::calc-direction)
599 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
600 (self-alignment-X . 0)
601 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
602 (self-alignment-Y . 0)
604 (font-encoding . fetaDynamic)
605 (font-shape . italic)
606 (avoid-slur . around)
607 (extra-spacing-width . (+inf.0 . -inf.0))
608 (outside-staff-priority . 250)
609 (meta . ((class . Item)
610 (interfaces . (font-interface
612 self-alignment-interface
614 script-interface))))))
618 (stencil . ,ly:dynamic-text-spanner::print)
620 ;; rather ugh with NCSB
621 ;; (font-series . bold)
622 (font-shape . italic)
623 (style . dashed-line)
625 ;; need to blend with dynamic texts.
627 (bound-padding . 0.75)
628 (dash-fraction . 0.2)
630 (meta . ((class . Spanner)
631 (interfaces . (font-interface
633 line-spanner-interface
635 dynamic-text-spanner-interface
636 spanner-interface))))))
642 ;; sync with TextScript (?)
645 (avoid-slur . around)
647 (staff-padding . 0.5)
648 (self-alignment-X . 0)
649 (self-alignment-Y . 0)
650 (script-priority . 100)
652 (stencil . ,ly:text-interface::print)
653 (direction . ,ly:script-interface::calc-direction)
654 (text . ,fingering::calc-text)
655 (font-encoding . fetaNumber)
656 (font-size . -5) ; don't overlap when next to heads.
657 (meta . ((class . Item)
658 (interfaces . (finger-interface
660 text-script-interface
662 side-position-interface
663 self-alignment-interface
666 . ((stencil . ,fret-board::calc-stencil)
667 (finger-code . below-string)
668 (meta . ((class . Item)
669 (interfaces . (fret-diagram-interface
677 (zigzag-width . 0.75)
680 (stencil . ,ly:line-spanner::print)
681 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
682 (meta . ((class . Spanner)
683 (interfaces . (line-interface
684 line-spanner-interface))))))
688 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
689 (spacing-increment . 0.8)
690 (shortest-duration-space . 1.6)
691 (meta . ((class . Spanner)
692 (interfaces . (grace-spacing-interface
694 spacing-options-interface
695 spanner-interface))))))
700 (meta . ((class . Item)
701 (interfaces . (grid-point-interface))))))
705 (X-extent . ,ly:grid-line-interface::width)
706 (stencil . ,ly:grid-line-interface::print)
707 (self-alignment-X . ,CENTER)
708 (X-offset . ,(ly:make-simple-closure
709 `(,+ ,(ly:make-simple-closure
710 (list ly:self-alignment-interface::centered-on-x-parent))
711 ,(ly:make-simple-closure
712 (list ly:self-alignment-interface::x-aligned-on-self)))))
714 (meta . ((class . Item)
715 (interfaces . (self-alignment-interface
716 grid-line-interface))))))
720 (stencil . ,ly:hairpin::print)
721 (springs-and-rods . ,ly:spanner::set-spacing-rods)
722 (after-line-breaking . ,ly:hairpin::after-line-breaking)
723 (grow-direction . ,hairpin::calc-grow-direction)
727 (minimum-length . 2.0)
728 (bound-padding . 1.0)
729 (self-alignment-Y . 0)
730 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
731 (meta . ((class . Spanner)
732 (interfaces . (hairpin-interface
734 self-alignment-interface
736 spanner-interface))))))
741 (stencil . ,ly:horizontal-bracket::print)
742 (Y-offset . ,ly:side-position-interface::y-aligned-side)
743 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
746 (staff-padding . 0.2)
749 (bracket-flare . (0.5 . 0.5))
750 (meta . ((class . Spanner)
751 (interfaces . (horizontal-bracket-interface
752 side-position-interface
754 spanner-interface))))))
758 (stencil . ,ly:system-start-text::print)
759 (X-offset . ,ly:side-position-interface::x-aligned-side)
761 (self-alignment-Y . ,CENTER)
762 (meta . ((class . Spanner)
763 (interfaces . (system-start-text-interface
764 side-position-interface
770 (stencil . ,ly:text-interface::print)
771 (Y-offset . ,ly:side-position-interface::y-aligned-side)
772 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
775 (self-alignment-X . ,CENTER)
776 (meta . ((class . Item)
777 (interfaces . (system-start-text-interface
778 side-position-interface
783 (stencil . ,ly:key-signature-interface::print)
785 (time-signature . (extra-space . 1.25))
786 (staff-bar . (extra-space . 0.6))
787 (key-signature . (extra-space . 0.5))
788 (right-edge . (extra-space . 0.5))
789 (first-note . (fixed-space . 2.5))))
790 (Y-offset . ,ly:staff-symbol-referencer::callback)
791 (break-align-symbol . key-cancellation)
792 (break-visibility . ,begin-of-line-invisible)
794 (meta . ((class . Item)
795 (interfaces . (key-cancellation-interface
796 key-signature-interface
798 break-aligned-interface))))))
801 (stencil . ,ly:key-signature-interface::print)
802 (avoid-slur . inside)
804 (time-signature . (extra-space . 1.15))
805 (staff-bar . (extra-space . 1.1))
806 (right-edge . (extra-space . 0.5))
807 (first-note . (fixed-space . 2.5))))
808 (Y-offset . ,ly:staff-symbol-referencer::callback)
809 (break-align-symbol . key-signature)
810 (break-visibility . ,begin-of-line-visible)
812 (meta . ((class . Item)
813 (interfaces . (key-signature-interface
815 break-aligned-interface))))))
820 (stencil . ,ly:tie::print)
821 (control-points . ,ly:semi-tie::calc-control-points)
822 (direction . ,ly:tie::calc-direction)
823 (details . ((ratio . 0.333)
824 (height-limit . 1.0)))
825 (head-direction . ,LEFT)
827 (meta . ((class . Item)
828 (interfaces . (semi-tie-interface))
832 (LaissezVibrerTieColumn
836 (head-direction . ,LEFT)
837 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
838 (meta . ((class . Item)
839 (interfaces . (semi-tie-column-interface))
845 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
846 (stencil . ,ly:ledger-line-spanner::print)
849 (minimum-length-fraction . 0.25)
850 (length-fraction . 0.25)
852 (meta . ((class . Spanner)
853 (interfaces . (ledger-line-spanner-interface))))))
857 (break-align-symbol . left-edge)
860 (break-visibility . ,center-invisible)
862 (custos . (extra-space . 0.0))
863 (ambitus . (extra-space . 2.0))
864 (time-signature . (extra-space . 1.0))
865 (staff-bar . (extra-space . 0.0))
866 (breathing-sign . (minimum-space . 0.0))
867 (clef . (extra-space . 0.8))
868 (first-note . (fixed-space . 2.0))
869 (right-edge . (extra-space . 0.0))
870 (key-signature . (extra-space . 0.0))
871 (key-cancellation . (extra-space . 0.0))
873 (meta . ((class . Item)
874 (interfaces . (break-aligned-interface))))))
878 ;; ugh. A ligature bracket is totally different from
883 (edge-height . (0.7 . 0.7))
884 (shorten-pair . (-0.2 . -0.2))
886 (positions . ,ly:tuplet-bracket::calc-positions)
887 (stencil . ,ly:tuplet-bracket::print)
888 (staff-padding . 0.25)
889 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
890 (control-points . ,ly:tuplet-bracket::calc-control-points)
891 (meta . ((class . Spanner)
892 (interfaces . (line-interface
893 tuplet-bracket-interface))))))
898 (stencil . ,ly:lyric-extender::print)
899 (thickness . 0.8) ; line-thickness
900 (minimum-length . 1.5)
902 (meta . ((class . Spanner)
903 (interfaces . (lyric-interface
904 lyric-extender-interface))))))
912 (minimum-length . 0.3)
913 (minimum-distance . 0.1)
915 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
916 (stencil . ,ly:lyric-hyphen::print)
918 (meta . ((class . Spanner)
919 (interfaces . (lyric-interface
921 lyric-hyphen-interface
922 spanner-interface))))))
925 . ((minimum-distance . 0.45)
926 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
930 (meta . ((class . Spanner)
931 (interfaces . (spanner-interface
932 lyric-hyphen-interface spacing-interface))
938 (stencil . ,lyric-text::print)
939 (text . ,(grob::calc-property-by-copy 'text))
940 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
941 (self-alignment-X . 0)
943 (font-series . bold-narrow)
945 (meta . ((class . Item)
946 (interfaces . (rhythmic-grob-interface
947 lyric-syllable-interface
948 self-alignment-interface
955 (Y-offset . ,ly:side-position-interface::y-aligned-side)
957 (stencil . ,ly:measure-grouping::print)
963 (meta . ((class . Spanner)
964 (interfaces . (side-position-interface
965 measure-grouping-interface))))))
969 (neutral-direction . ,DOWN)
970 (meta . ((class . Item)
971 (interfaces . (melody-spanner-interface spacing-interface))))))
976 (stencil . ,ly:mensural-ligature::print)
977 (meta . ((class . Spanner)
978 (interfaces . (mensural-ligature-interface
983 (stencil . ,ly:text-interface::print)
984 (Y-offset . ,ly:side-position-interface::y-aligned-side)
988 (meta . ((class . Item)
989 (interfaces . (text-interface
990 side-position-interface
992 metronome-mark-interface))))))
997 (stencil . ,ly:multi-measure-rest::print)
998 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
999 (Y-offset . ,ly:staff-symbol-referencer::callback)
1000 (staff-position . 0)
1002 (thick-thickness . 6.6)
1003 (hair-thickness . 2.0)
1005 (meta . ((class . Spanner)
1006 (interfaces . (multi-measure-rest-interface
1007 multi-measure-interface
1010 staff-symbol-referencer-interface))))))
1013 (MultiMeasureRestNumber
1015 (bound-padding . 2.0)
1016 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1017 (stencil . ,ly:text-interface::print)
1018 (X-offset . ,(ly:make-simple-closure
1019 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1020 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1021 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1023 (self-alignment-X . 0)
1026 (staff-padding . 0.4)
1027 (font-encoding . fetaNumber)
1028 (meta . ((class . Spanner)
1029 (interfaces . (side-position-interface
1030 multi-measure-interface
1031 self-alignment-interface
1036 (MultiMeasureRestText
1038 (stencil . ,ly:text-interface::print)
1039 (X-offset . ,(ly:make-simple-closure
1040 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1041 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1043 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1044 (self-alignment-X . 0)
1047 (staff-padding . 0.25)
1048 (meta . ((class . Spanner)
1049 (interfaces . (side-position-interface
1050 multi-measure-interface
1051 self-alignment-interface
1053 text-interface))))))
1055 (NonMusicalPaperColumn
1057 (allow-loose-spacing . #t)
1059 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1060 (X-extent . ,ly:axis-group-interface::width)
1061 ;; (stencil . ,ly:paper-column::print)
1064 (line-break-permission . allow)
1065 (page-break-permission . allow)
1067 ;; debugging stuff: print column number.
1068 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1070 (meta . ((class . Paper_column)
1071 (interfaces . (paper-column-interface
1072 axis-group-interface
1073 spaceable-grob-interface))))))
1078 (X-extent . ,ly:axis-group-interface::width)
1079 (Y-extent . ,ly:axis-group-interface::height)
1080 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1081 (meta . ((class . Item)
1082 (interfaces . (note-collision-interface
1083 axis-group-interface))))))
1088 (X-extent . ,ly:axis-group-interface::width)
1089 (Y-extent . ,ly:axis-group-interface::height)
1090 (meta . ((class . Item)
1091 (interfaces . (axis-group-interface
1092 note-column-interface))))))
1096 (stencil . ,ly:note-head::print)
1097 (duration-log . ,note-head::calc-duration-log)
1098 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1099 (glyph-name . ,note-head::calc-glyph-name)
1100 (Y-offset . ,ly:staff-symbol-referencer::callback)
1101 (X-offset . ,ly:note-head::stem-x-shift)
1102 (meta . ((class . Item)
1103 (interfaces . (rhythmic-grob-interface
1104 rhythmic-head-interface
1108 staff-symbol-referencer-interface))))))
1112 (stem-spacing-correction . 0.5)
1113 (same-direction-correction . 0.25)
1114 ;; Changed this from 0.75.
1115 ;; If you ever change this back, please document! --hwn
1116 (knee-spacing-correction . 1.0)
1117 (meta . ((class . Item)
1118 (interfaces . (spacing-interface
1119 note-spacing-interface))))))
1123 (stencil . ,ly:text-interface::print)
1124 (meta . ((class . Item)
1125 (interfaces . (note-name-interface
1127 font-interface))))))
1131 (self-alignment-X . 0)
1132 (break-visibility . ,begin-of-line-visible)
1133 (X-offset . ,(ly:make-simple-closure
1134 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1135 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1137 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1138 (stencil . ,ly:text-interface::print)
1139 (font-shape . italic)
1141 (staff-padding . 0.2)
1143 (meta . ((class . Item)
1144 (interfaces . (text-interface
1145 self-alignment-interface
1146 side-position-interface
1147 font-interface))))))
1151 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1152 (stencil . ,ly:ottava-bracket::print)
1153 (font-shape . italic)
1154 (shorten-pair . (0.0 . -0.6))
1155 (staff-padding . 1.0)
1157 (minimum-length . 1.0)
1158 (dash-fraction . 0.3)
1159 (edge-height . (0 . 1.2))
1161 (outside-staff-priority . 400)
1162 (meta . ((class . Spanner)
1163 (interfaces . (ottava-bracket-interface
1164 horizontal-bracket-interface
1166 side-position-interface
1168 text-interface))))))
1173 (allow-loose-spacing . #t)
1174 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1175 ;; (stencil . ,ly:paper-column::print)
1176 (X-extent . ,ly:axis-group-interface::width)
1179 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1180 (meta . ((class . Paper_column)
1181 (interfaces . (paper-column-interface
1182 axis-group-interface
1183 spaceable-grob-interface))))))
1186 . ((stencil . ,parentheses-item::print)
1187 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1190 (meta . ((class . Item)
1191 (interfaces . (parentheses-interface font-interface))))
1194 (HarmonicParenthesesItem
1195 . ((stencil . ,parentheses-item::print)
1197 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1198 (meta . ((class . Item)
1199 (interfaces . (parentheses-interface font-interface))))
1203 . ((details . ,default-slur-details)
1204 (control-points . ,ly:slur::calc-control-points)
1205 (direction . ,ly:slur::calc-direction)
1206 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1207 (Y-extent . ,ly:slur::height)
1208 (stencil . ,ly:slur::print)
1210 (minimum-length . 1.5)
1211 (height-limit . 2.0)
1213 (meta . ((class . Spanner)
1214 (interfaces . (slur-interface))))))
1220 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1221 (stencil . ,ly:multi-measure-rest::percent)
1224 (font-encoding . fetaMusic)
1225 (meta . ((class . Spanner)
1226 (interfaces . (multi-measure-rest-interface
1228 percent-repeat-item-interface))))))
1229 (PercentRepeatCounter
1231 (stencil . ,ly:text-interface::print)
1232 (X-offset . ,(ly:make-simple-closure
1233 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1234 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1235 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1236 (self-alignment-X . 0)
1239 (staff-padding . 0.25)
1241 (font-encoding . fetaNumber)
1242 (meta . ((class . Spanner)
1243 (interfaces . (side-position-interface
1244 self-alignment-interface
1245 percent-repeat-item-interface
1247 text-interface))))))
1249 ;; an example of a text spanner
1252 (stencil . ,ly:piano-pedal-bracket::print)
1254 (bound-padding . 1.0)
1256 (bracket-flare . (0.5 . 0.5))
1257 (edge-height . (1.0 . 1.0))
1258 (shorten-pair . (0.0 . 0.0))
1260 (meta . ((class . Spanner)
1261 (interfaces . (line-interface
1262 piano-pedal-interface
1263 piano-pedal-bracket-interface))))))
1267 (stencil . ,ly:text-interface::print)
1268 (X-offset . ,(ly:make-simple-closure
1270 ,(ly:make-simple-closure
1271 (list ly:break-alignable-interface::self-align-callback))
1272 ,(ly:make-simple-closure
1273 (list ly:self-alignment-interface::x-aligned-on-self)))))
1275 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1276 (self-alignment-X . 0)
1281 (break-visibility . ,end-of-line-invisible)
1282 (break-align-symbol . staff-bar)
1284 (outside-staff-priority . 1000)
1285 (meta . ((class . Item)
1286 (interfaces . (text-interface
1287 side-position-interface
1288 break-alignable-interface
1291 self-alignment-interface))))))
1295 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1298 (meta . ((class . Item)
1299 (interfaces . (rhythmic-grob-interface
1300 percent-repeat-item-interface))))))
1304 (stencil . ,ly:tie::print)
1305 (control-points . ,ly:semi-tie::calc-control-points)
1306 (direction . ,ly:tie::calc-direction)
1307 (details . ((ratio . 0.333)
1308 (height-limit . 1.0)))
1310 (head-direction . ,RIGHT)
1311 (meta . ((class . Item)
1312 (interfaces . (semi-tie-interface))
1320 (direction . ,ly:tie::calc-direction)
1321 (head-direction . ,RIGHT)
1323 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1324 (meta . ((class . Item)
1325 (interfaces . (semi-tie-column-interface))
1331 (stencil . ,ly:rest::print)
1332 (duration-log . ,stem::calc-duration-log)
1333 (X-extent . ,ly:rest::width)
1334 (Y-extent . ,ly:rest::height)
1335 (Y-offset . ,ly:rest::y-offset-callback)
1336 (minimum-distance . 0.25)
1337 (meta . ((class . Item)
1338 (interfaces . (font-interface
1339 rhythmic-head-interface
1340 rhythmic-grob-interface
1341 staff-symbol-referencer-interface
1342 rest-interface))))))
1346 (minimum-distance . 0.75)
1347 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1348 (meta . ((class . Item)
1349 (interfaces . (rest-collision-interface))))))
1353 ;; don't set direction here: it breaks staccato.
1355 ;; padding set in script definitions.
1356 (staff-padding . 0.25)
1357 ;; (script-priority . 0) priorities for scripts, see script.scm
1358 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
1359 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1362 (stencil . ,ly:script-interface::print)
1363 (direction . ,ly:script-interface::calc-direction)
1364 (font-encoding . fetaMusic)
1365 (meta . ((class . Item)
1366 (interfaces . (script-interface
1367 side-position-interface
1368 font-interface))))))
1372 (before-line-breaking . ,ly:script-column::before-line-breaking)
1373 (meta . ((class . Item)
1374 (interfaces . (script-column-interface))))))
1377 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1378 (meta . ((class . Item)
1379 (interfaces . (script-column-interface))))))
1383 (avoid-slur . inside)
1384 (X-extent . ,ly:axis-group-interface::width)
1385 (Y-extent . ,ly:axis-group-interface::height)
1386 (skylines . ,ly:separation-item::calc-skylines)
1387 (meta . ((class . Item)
1388 (interfaces . (spacing-interface
1389 separation-item-interface))))))
1391 (SeparatingGroupSpanner
1393 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1394 (meta . ((class . Spanner)
1395 (interfaces . (only-prebreak-interface
1397 separating-group-spanner-interface))))))
1400 . ((details . ,default-slur-details)
1401 (control-points . ,ly:slur::calc-control-points)
1402 (direction . ,ly:slur::calc-direction)
1403 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1404 (Y-extent . ,ly:slur::height)
1405 (stencil . ,ly:slur::print)
1407 (line-thickness . 0.8)
1408 (minimum-length . 1.5)
1409 (height-limit . 2.0)
1411 (avoid-slur . inside)
1412 (meta . ((class . Spanner)
1413 (interfaces . (slur-interface))))))
1417 (stencil . ,ly:text-interface::print)
1418 (direction . ,RIGHT)
1419 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1420 (extra-spacing-width . (+inf.0 . -inf.0))
1421 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1422 (font-shape . italic)
1423 (self-alignment-X . 0)
1424 (meta . ((class . Item)
1425 (interfaces . (text-interface
1426 self-alignment-interface
1427 piano-pedal-script-interface
1428 font-interface))))))
1430 (SostenutoPedalLineSpanner
1433 (Y-extent . ,ly:axis-group-interface::height)
1434 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1436 (staff-padding . 1.0)
1438 (minimum-space . 1.0)
1440 (meta . ((class . Spanner)
1441 (interfaces . (piano-pedal-interface
1442 axis-group-interface
1443 side-position-interface))))))
1446 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1447 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1448 (average-spacing-wishes . #t)
1449 (shortest-duration-space . 2.0)
1450 (spacing-increment . 1.2)
1452 (base-shortest-duration . ,(ly:make-moment 3 16))
1453 (meta . ((class . Spanner)
1454 (interfaces . (spacing-interface
1455 spacing-options-interface
1456 spacing-spanner-interface))))))
1460 (break-align-symbol . staff-bar)
1464 (stencil . ,ly:span-bar::print)
1465 (bar-size . ,ly:span-bar::calc-bar-size)
1466 (X-extent . ,ly:span-bar::width)
1467 (glyph-name . ,ly:span-bar::calc-glyph-name)
1468 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1473 ;; Ross. page 151 lists other values, we opt for a leaner look
1477 (hair-thickness . 1.6)
1478 (thick-thickness . 6.0)
1479 (meta . ((class . Item)
1480 (interfaces . (span-bar-interface
1482 bar-line-interface))))))
1486 (stencil . ,ly:text-interface::print)
1487 (font-series . bold)
1489 (X-offset . ,ly:side-position-interface::x-aligned-side)
1492 (meta . ((class . Item)
1493 (interfaces . (side-position-interface
1494 stanza-number-interface
1496 font-interface))))))
1502 (stem-spacing-correction . 0.4)
1503 (meta . ((class . Item)
1504 (interfaces . (spacing-interface
1505 staff-spacing-interface))))))
1510 (Y-extent . ,ly:staff-symbol::height)
1511 (stencil . ,ly:staff-symbol::print)
1513 (ledger-line-thickness . (1.0 . 0.1))
1515 (meta . ((class . Spanner)
1516 (interfaces . (staff-symbol-interface))))))
1520 (direction . ,ly:stem::calc-direction)
1521 (duration-log . ,stem::calc-duration-log)
1522 (default-direction . ,ly:stem::calc-default-direction)
1523 (stem-end-position . ,ly:stem::calc-stem-end-position)
1525 (neutral-direction . ,DOWN)
1526 (stem-info . ,ly:stem::calc-stem-info)
1527 (positioning-done . ,ly:stem::calc-positioning-done)
1528 (stencil . ,ly:stem::print)
1529 (X-extent . ,ly:stem::width)
1530 (Y-extent . ,ly:stem::height)
1531 (length . ,ly:stem::calc-length)
1535 ;; 3.5 (or 3 measured from note head) is standard length
1536 ;; 32nd, 64th flagged stems should be longer
1537 (lengths . (3.5 3.5 3.5 4.5 5.0))
1539 ;; FIXME. 3.5 yields too long beams (according to Ross and
1540 ;; looking at Baerenreiter examples) for a number of common
1541 ;; boundary cases. Subtracting half a beam thickness fixes
1542 ;; this, but the bug may well be somewhere else.
1544 ;; FIXME this should come from 'lengths
1545 (beamed-lengths . (3.26 3.5 3.6))
1547 ;; The 'normal' minima
1548 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1549 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1551 ;; The 'extreme case' minima
1552 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1554 ;; Stems in unnatural (forced) direction should be shortened by
1555 ;; one staff space, according to [Roush & Gourlay].
1556 ;; Flagged stems we shorten only half a staff space.
1557 (stem-shorten . (1.0 0.5))
1561 ;; We use the normal minima as minimum for the ideal lengths,
1562 ;; and the extreme minima as abolute minimum length.
1564 (X-offset . ,ly:stem::offset-callback)
1565 (Y-offset . ,ly:staff-symbol-referencer::callback)
1566 (meta . ((class . Item)
1567 (interfaces . (stem-interface
1568 font-interface))))))
1572 (Y-extent . ,ly:stem-tremolo::height)
1573 (stencil . ,ly:stem-tremolo::print)
1575 (slope . ,ly:stem-tremolo::calc-slope)
1576 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1577 (style . ,ly:stem-tremolo::calc-style)
1578 (beam-thickness . 0.48) ; staff-space
1579 (meta . ((class . Item)
1580 (interfaces . (stem-tremolo-interface))))))
1584 (stencil . ,print-circled-text-callback)
1585 (text . ,string-number::calc-text)
1587 (staff-padding . 0.5)
1588 (self-alignment-X . 0)
1589 (self-alignment-Y . 0)
1590 (script-priority . 100)
1591 (font-encoding . fetaNumber)
1592 (font-size . -5) ; don't overlap when next to heads.
1593 (meta . ((class . Item)
1594 (interfaces . (string-number-interface
1596 text-script-interface
1598 side-position-interface
1599 self-alignment-interface
1600 item-interface))))))
1604 (stencil . ,ly:text-interface::print)
1605 (text . ,stroke-finger::calc-text)
1606 (digit-names . #("p" "i" "m" "a" "x"))
1608 (staff-padding . 0.5)
1609 (self-alignment-X . 0)
1610 (self-alignment-Y . 0)
1611 (script-priority . 100)
1612 (font-shape . italic)
1613 (font-size . -4) ; don't overlap when next to heads.
1614 (meta . ((class . Item)
1615 (interfaces . (stroke-finger-interface
1617 text-script-interface
1619 side-position-interface
1620 self-alignment-interface
1621 item-interface))))))
1626 (extra-spacing-width . (+inf.0 . -inf.0))
1627 (stencil . ,ly:sustain-pedal::print)
1628 (self-alignment-X . 0)
1629 (direction . ,RIGHT)
1630 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1631 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1632 (meta . ((class . Item)
1633 (interfaces . (piano-pedal-interface
1634 text-spanner-interface
1635 line-spanner-interface
1637 self-alignment-interface
1638 piano-pedal-script-interface
1639 font-interface))))))
1641 (SustainPedalLineSpanner
1644 (Y-extent . ,ly:axis-group-interface::height)
1645 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1648 (staff-padding . 1.2)
1649 (minimum-space . 1.0)
1651 (meta . ((class . Spanner)
1652 (interfaces . (piano-pedal-interface
1653 axis-group-interface
1654 side-position-interface))))))
1659 (X-extent . ,ly:axis-group-interface::width)
1660 (Y-extent . ,ly:axis-group-interface::height)
1661 (skylines . ,ly:axis-group-interface::calc-skylines)
1662 (skyline-horizontal-padding . 1.0)
1663 (meta . ((class . System)
1664 (interfaces . (system-interface
1665 axis-group-interface))))))
1671 (stencil . ,ly:system-start-delimiter::print)
1672 (collapse-height . 5.0)
1673 (X-offset . ,ly:side-position-interface::x-aligned-side)
1675 (font-encoding . fetaBraces)
1677 (meta . ((class . Spanner)
1678 (interfaces . (system-start-delimiter-interface
1679 side-position-interface
1680 font-interface))))))
1686 (X-offset . ,ly:side-position-interface::x-aligned-side)
1688 (stencil . ,ly:system-start-delimiter::print)
1689 (style . line-bracket)
1691 (meta . ((class . Spanner)
1692 (interfaces . (font-interface
1693 side-position-interface
1694 system-start-delimiter-interface))))))
1699 (X-offset . ,ly:side-position-interface::x-aligned-side)
1701 (stencil . ,ly:system-start-delimiter::print)
1703 (collapse-height . 5.0)
1705 (meta . ((class . Spanner)
1706 (interfaces . (font-interface
1707 side-position-interface
1708 system-start-delimiter-interface))))))
1715 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1716 (X-offset . ,ly:side-position-interface::x-aligned-side)
1720 (stencil . ,ly:system-start-delimiter::print)
1721 (meta . ((class . Spanner)
1722 (interfaces . (side-position-interface
1723 system-start-delimiter-interface))))))
1727 (stencil . ,ly:text-interface::print)
1728 (Y-offset . ,ly:staff-symbol-referencer::callback)
1729 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1732 (stem-attachment . (0.0 . 1.35))
1733 (font-series . bold)
1734 (meta . ((class . Item)
1736 . (rhythmic-head-interface
1737 font-interface rhythmic-grob-interface
1739 staff-symbol-referencer-interface
1740 text-interface))))))
1744 (extra-spacing-width . (+inf.0 . -inf.0))
1745 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1746 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1750 ;; sync with Fingering ?
1752 (staff-padding . 0.5)
1754 (stencil . ,ly:text-interface::print)
1755 (direction . ,ly:script-interface::calc-direction)
1757 (outside-staff-priority . 450)
1758 (avoid-slur . around)
1759 (slur-padding . 0.5)
1760 (script-priority . 200)
1761 ;; todo: add X self alignment?
1762 (meta . ((class . Item)
1763 (interfaces . (text-script-interface
1765 side-position-interface
1766 font-interface))))))
1770 (stencil . ,ly:text-spanner::print)
1771 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1772 (font-shape . italic)
1773 (style . dashed-line)
1774 (staff-padding . 0.8)
1775 (dash-fraction . 0.2)
1779 (outside-staff-priority . 350)
1780 (meta . ((class . Spanner)
1781 (interfaces . (text-spanner-interface
1782 line-spanner-interface
1783 side-position-interface
1784 font-interface))))))
1788 (control-points . ,ly:tie::calc-control-points)
1789 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1790 (avoid-slur . inside)
1791 (direction . ,ly:tie::calc-direction)
1792 (stencil . ,ly:tie::print)
1795 ;; for a full list, see tie-details.cc
1797 (center-staff-line-clearance . 0.6)
1798 (tip-staff-line-clearance . 0.45)
1799 (note-head-gap . 0.2)
1801 (height-limit . 1.0)
1802 (horizontal-distance-penalty-factor . 10)
1803 (min-length-penalty-factor . 20)
1804 (tie-tie-collision-distance . 0.45)
1805 (tie-tie-collision-penalty . 25.0)
1806 (intra-space-threshold . 1.25)
1807 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1808 (outer-tie-length-symmetry-penalty-factor . 10)
1809 (outer-tie-vertical-gap . 0.25)
1810 (multi-tie-region-size . 1)
1811 (between-length-limit . 1.0)))
1814 (line-thickness . 0.8)
1815 (meta . ((class . Spanner)
1816 (interfaces . (tie-interface))))
1821 (positioning-done . ,ly:tie-column::calc-positioning-done)
1822 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1825 (meta . ((class . Spanner)
1826 (interfaces . (tie-column-interface))))))
1830 (stencil . ,ly:time-signature::print)
1831 (break-align-symbol . time-signature)
1832 (break-visibility . ,all-visible)
1833 (avoid-slur . inside)
1835 (first-note . (fixed-space . 2.0))
1836 (right-edge . (extra-space . 0.5))
1837 (staff-bar . (minimum-space . 2.0))))
1840 (meta . ((class . Item)
1841 (interfaces . (time-signature-interface
1842 break-aligned-interface
1843 font-interface))))))
1847 (stencil . ,ly:dynamic-text-spanner::print)
1848 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1851 (staff-padding . 1.0)
1854 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1856 (outside-staff-priority . 50)
1857 (meta . ((class . Spanner)
1858 (interfaces . (text-spanner-interface
1859 line-spanner-interface
1860 side-position-interface
1861 font-interface))))))
1863 (TrillPitchAccidental
1864 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1869 (stencil . ,ly:accidental-interface::print)
1870 (meta . ((class . Item)
1871 (interfaces . (item-interface
1872 trill-pitch-accidental-interface
1873 side-position-interface
1874 font-interface))))))
1877 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1880 (stencil . ,parenthesize-elements)
1881 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1882 (direction . ,RIGHT)
1885 (meta . ((class . Item)
1886 (interfaces . (side-position-interface
1888 rhythmic-head-interface
1890 accidental-interface
1891 axis-group-interface))))))
1895 (stencil . ,ly:note-head::print)
1897 (Y-offset . ,ly:staff-symbol-referencer::callback)
1899 (meta . ((class . Item)
1900 (interfaces . (item-interface
1901 rhythmic-head-interface
1903 pitched-trill-interface
1905 staff-symbol-referencer-interface))))))
1911 (edge-height . (0.7 . 0.7))
1912 (shorten-pair . (-0.2 . -0.2))
1913 (staff-padding . 0.25)
1914 (direction . ,ly:tuplet-bracket::calc-direction)
1915 (positions . ,ly:tuplet-bracket::calc-positions)
1916 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1917 (control-points . ,ly:tuplet-bracket::calc-control-points)
1918 (stencil . ,ly:tuplet-bracket::print)
1920 (meta . ((class . Spanner)
1921 (interfaces . (line-interface
1922 tuplet-bracket-interface))))))
1926 (stencil . ,ly:tuplet-number::print)
1927 (text . ,tuplet-number::calc-denominator-text)
1928 (font-shape . italic)
1930 (avoid-slur . inside)
1931 (meta . ((class . Spanner)
1932 (interfaces . (text-interface tuplet-number-interface
1933 font-interface))))))
1937 (stencil . ,ly:text-interface::print)
1938 (font-shape . italic)
1939 (extra-spacing-width . (+inf.0 . -inf.0))
1940 (self-alignment-X . 0)
1941 (direction . ,RIGHT)
1942 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1943 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1944 (meta . ((class . Item)
1945 (interfaces . (text-interface
1946 piano-pedal-script-interface
1947 self-alignment-interface
1948 font-interface))))))
1950 (UnaCordaPedalLineSpanner
1953 (Y-extent . ,ly:axis-group-interface::height)
1954 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1957 (staff-padding . 1.2)
1958 (minimum-space . 1.0)
1960 (meta . ((class . Spanner)
1961 (interfaces . (piano-pedal-interface
1962 axis-group-interface
1963 side-position-interface))))))
1969 (stencil . ,ly:vaticana-ligature::print)
1970 (meta . ((class . Spanner)
1971 (interfaces . (vaticana-ligature-interface
1972 font-interface))))))
1977 (positioning-done . ,ly:align-interface::calc-positioning-done)
1978 (after-line-breaking . ,ly:align-interface::stretch-after-break)
1979 (Y-extent . ,ly:axis-group-interface::height)
1980 (X-extent . ,ly:axis-group-interface::width)
1983 (skylines . ,ly:axis-group-interface::combine-skylines)
1984 (meta . ((class . Spanner)
1985 (interfaces . (align-interface
1986 axis-group-interface))))))
1990 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
1991 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
1992 (X-extent . ,ly:axis-group-interface::width)
1993 (skylines . ,ly:axis-group-interface::calc-skylines);
1994 (meta . ((class . Spanner)
1995 (interfaces . (axis-group-interface
1996 hara-kiri-group-spanner-interface
1997 vertically-spaceable-interface))))))
2002 (stencil . ,ly:volta-bracket-interface::print)
2005 (font-encoding . fetaNumber)
2006 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2008 (thickness . 1.6) ;; line-thickness
2009 (edge-height . (2.0 . 2.0)) ;; staff-space;
2012 (outside-staff-priority . 100)
2013 (meta . ((class . Spanner)
2014 (interfaces . (volta-bracket-interface
2015 horizontal-bracket-interface
2018 side-position-interface
2030 (stencil . ,ly:line-spanner::print)
2031 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
2032 (meta . ((class . Spanner)
2033 (interfaces . (line-spanner-interface
2039 (define (completize-grob-entry x)
2040 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2042 ;; (display (car x))
2044 (let* ((name-sym (car x))
2045 (grob-entry (cdr x))
2046 (meta-entry (cdr (assoc 'meta grob-entry)))
2047 (class (cdr (assoc 'class meta-entry)))
2049 (cdr (assoc 'interfaces meta-entry))))
2053 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2054 ((eq? 'Spanner class)
2055 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2056 ((eq? 'Paper_column class)
2057 (set! ifaces-entry (cons 'item-interface
2058 (cons 'paper-column-interface ifaces-entry))))
2059 ((eq? 'System class)
2060 (set! ifaces-entry (cons 'system-interface
2061 (cons 'spanner-interface ifaces-entry))))
2063 (ly:warning "Unknown class ~a" class)))
2064 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2066 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2067 (set! meta-entry (assoc-set! meta-entry 'interfaces
2069 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2070 (cons name-sym grob-entry)))
2072 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2074 ;; (display (map pair? all-grob-descriptions))
2076 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2079 ;; (display (car x)) (newline)
2081 (set-object-property! (car x) 'translation-type? list?)
2082 (set-object-property! (car x) 'is-grob? #t))
2083 all-grob-descriptions)
2085 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2087 (define pure-print-callbacks
2091 ly:accidental-interface::print
2094 ly:text-interface::print
2095 ly:script-interface::print))
2097 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2098 (define (pure-stencil-height grob start stop)
2099 (let ((sten (ly:grob-property-data grob 'stencil)))
2102 (memq sten pure-print-callbacks))
2103 (ly:grob::stencil-height grob)
2106 (define pure-conversions-alist
2108 `(,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2109 `(,ly:stem::height . ,ly:stem::pure-height)
2110 `(,ly:grob::stencil-height . ,pure-stencil-height)
2111 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2112 `(,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2113 `(,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2114 `(,ly:slur::height . ,ly:slur::pure-height)
2115 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2117 (define pure-functions
2119 ly:staff-symbol-referencer::callback
2120 ly:staff-symbol::height))
2122 (define-public (pure-relevant grob)
2123 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2126 (pair? extent-callback)
2127 (memq extent-callback pure-functions)
2129 (pair? (assq extent-callback pure-conversions-alist))
2132 (not (eq? extent-callback ly:grob::stencil-height))
2133 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2134 (ly:stencil? (ly:grob-property-data grob 'stencil))))))))))
2136 (define-public (call-pure-function unpure args start end)
2137 (if (ly:simple-closure? unpure)
2138 (ly:eval-simple-closure (car args) unpure start end)
2139 (if (not (procedure? unpure))
2141 (if (memq unpure pure-functions)
2143 (let ((pure (assq unpure pure-conversions-alist)))
2147 (list (car args) start end)