1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2006 Han-Wen Nienhuys <hanwen@cs.uu.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
58 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
59 (X-extent . ,ly:axis-group-interface::width)
61 ;; this is quite small, but it is very ugly to have
62 ;; accs closer to the previous note than to the next one.
63 (right-padding . 0.15)
64 (meta . ((class . Item)
65 (interfaces . (accidental-placement-interface))))))
69 (X-extent . ,ly:axis-group-interface::width)
70 (X-extent . ,ly:axis-group-interface::height)
72 (clef . (extra-space . 0.5))
73 (key-signature . (extra-space . 0.0))
74 (staff-bar . (extra-space . 0.0))
75 (time-signature . (extra-space . 0.0))
76 (first-note . (fixed-space . 0.0))))
78 (break-align-symbol . ambitus)
79 (break-visibility . ,begin-of-line-visible)
80 (meta . ((class . Item)
81 (interfaces . (axis-group-interface
82 break-aligned-interface
83 ambitus-interface))))))
87 (stencil . ,ly:ambitus::print)
90 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
91 (meta . ((class . Item)
92 (interfaces . (ambitus-interface
93 staff-symbol-referencer-interface
99 (X-offset . ,ly:side-position-interface::x-aligned-side)
101 (cautionary-style . parentheses)
102 (stencil . ,ly:accidental-interface::print)
103 (after-line-breaking . ,ly:accidental-interface::after-line-breaking)
105 (meta . ((class . Item)
106 (interfaces . (item-interface
108 break-aligned-interface
109 side-position-interface
115 (stencil . ,ly:note-head::print)
116 (glyph-name . ,note-head::calc-glyph-name)
117 (Y-offset . ,ly:staff-symbol-referencer::callback)
118 (meta . ((class . Item)
119 (interfaces . (font-interface
122 staff-symbol-referencer-interface
123 rhythmic-head-interface
124 ledgered-interface))))))
127 . ((X-extent . ,ly:arpeggio::width)
128 (stencil . ,ly:arpeggio::print)
129 (Y-offset . ,ly:staff-symbol-referencer::callback)
130 (X-offset . ,ly:side-position-interface::x-aligned-side)
134 (staff-position . 0.0)
135 (meta . ((class . Item)
136 (interfaces . (arpeggio-interface
137 staff-symbol-referencer-interface
138 side-position-interface
143 (break-align-symbol . staff-bar)
146 (break-visibility . ,all-visible)
149 (stencil . ,ly:bar-line::print)
150 (glyph-name . ,bar-line::calc-glyph-name)
151 (bar-size . ,ly:bar-line::calc-bar-size)
154 (time-signature . (extra-space . 0.75))
155 (custos . (minimum-space . 2.0))
156 (clef . (minimum-space . 1.0))
157 (key-signature . (extra-space . 1.0))
158 (key-cancellation . (extra-space . 1.0))
159 (first-note . (fixed-space . 1.3))
160 (next-note . (semi-fixed-space . 1.3))
161 (right-edge . (extra-space . 0.0))))
164 ;; Ross. page 151 lists other values, we opt for a leaner look
167 ;; kern should scale with line-thickness too.
170 (hair-thickness . 1.9)
171 (thick-thickness . 6.0)
172 (meta . ((class . Item)
173 (interfaces . (bar-line-interface
174 break-aligned-interface
179 (stencil . ,ly:text-interface::print)
181 (break-visibility . ,begin-of-line-visible)
184 (font-family . roman)
186 (Y-offset . ,ly:side-position-interface::y-aligned-side)
188 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
189 (self-alignment-X . 1)
193 (interfaces . (side-position-interface
195 self-alignment-interface
197 break-aligned-interface))))
202 (stencil . ,ly:text-interface::print)
203 (meta . ((class . Item)
204 (interfaces . (text-interface
205 rhythmic-grob-interface
206 bass-figure-interface
210 (stencil . ,ly:enclosing-bracket::print)
211 (X-extent . ,ly:enclosing-bracket::width)
212 (edge-height . (0.2 . 0.2))
213 (meta . ((class . Item)
214 (interfaces . (enclosing-bracket-interface)) ))
216 (BassFigureContinuation
218 (stencil . ,ly:figured-bass-continuation::print)
219 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
220 (meta . ((class . Spanner)
221 (interfaces . (figured-bass-continuation-interface))
226 (Y-extent . ,ly:axis-group-interface::height)
227 (meta . ((class . Spanner)
228 (interfaces . (axis-group-interface
234 (threshold . (2 . 1000))
235 (positioning-done . ,ly:align-interface::calc-positioning-done)
236 (Y-extent . ,ly:axis-group-interface::height)
238 (meta . ((class . Spanner)
239 (interfaces . (align-interface
240 axis-group-interface))))))
244 ;; todo: clean this up a bit: the list is getting
247 (positions . ,(ly:make-simple-closure
248 (ly:make-simple-closure
249 (list chain-grob-member-functions
251 ly:beam::calc-least-squares-positions
252 ly:beam::slope-damping
253 ly:beam::shift-region-to-valid
257 ;; this is a hack to set stem lengths, if positions is set.
258 (quantized-positions . ,ly:beam::set-stem-lengths)
259 (concaveness . ,ly:beam::calc-concaveness)
260 (direction . ,ly:beam::calc-direction)
261 (shorten . ,ly:beam::calc-stem-shorten)
262 (beaming . ,ly:beam::calc-beaming)
263 (stencil . ,ly:beam::print)
265 ;; TODO: should be in SLT.
266 (thickness . 0.48) ; in staff-space
267 (neutral-direction . ,DOWN)
269 ;; Whe have some unreferenced problems here.
271 ;; If we shorten beamed stems less than normal stems (1 staff-space),
272 ;; or high order less than 8th beams, patterns like
273 ;; c''4 [c''8 c''] c''4 [c''16 c]
274 ;; are ugly (different stem lengths).
276 ;; But if we shorten 16th beams as much as 8th beams, a single
277 ;; forced 16th beam looks *very* short.
279 ;; We choose to shorten 8th beams the same as single stems,
280 ;; and high order beams less than 8th beams, so that all
281 ;; isolated shortened beams look nice and a bit shortened,
282 ;; sadly possibly breaking patterns with high order beams.
283 (beamed-stem-shorten . (1.0 0.5 0.25))
285 (auto-knee-gap . 5.5)
287 ;; only for debugging.
288 (font-family . roman)
289 (meta . ((class . Spanner)
290 (interfaces . (staff-symbol-referencer-interface
297 (positioning-done . ,ly:break-align-interface::calc-positioning-done)
298 (X-extent . ,ly:axis-group-interface::width)
299 (break-align-orders . ;; end of line
321 time-signature custos)
335 (meta . ((class . Item)
336 (interfaces . (break-alignment-interface
337 axis-group-interface))))))
342 (X-extent . ,ly:axis-group-interface::width)
343 (meta . ((class . Item)
344 (interfaces . (break-aligned-interface
345 axis-group-interface))))))
349 (break-align-symbol . breathing-sign)
352 (ambitus . (extra-space . 2.0))
353 (custos . (minimum-space . 1.0))
354 (key-signature . (minimum-space . 1.5))
355 (time-signature . (minimum-space . 1.5))
356 (staff-bar . (minimum-space . 1.5))
357 (clef . (minimum-space . 2.0))
358 (first-note . (fixed-space . 1.0)) ;huh?
359 (right-edge . (extra-space . 0.1))))
360 (stencil . ,ly:text-interface::print)
361 (text . ,(make-musicglyph-markup "scripts.rcomma"))
362 (Y-offset . ,ly:breathing-sign::offset-callback)
363 (break-visibility . ,begin-of-line-invisible)
364 (meta . ((class . Item)
365 (interfaces . (break-aligned-interface
366 breathing-sign-interface
372 (stencil . ,ly:clef::print)
373 (glyph-name . ,ly:clef::calc-glyph-name)
375 (font-family . music)
376 (break-align-symbol . clef)
377 (break-visibility . ,begin-of-line-visible)
378 (space-alist . ((ambitus . (extra-space . 2.0))
379 (staff-bar . (extra-space . 0.7))
380 (key-cancellation . (minimum-space . 3.5))
381 (key-signature . (minimum-space . 3.5))
382 (time-signature . (minimum-space . 4.2))
383 (first-note . (minimum-fixed-space . 5.0))
384 (next-note . (extra-space . 0.5))
385 (right-edge . (extra-space . 0.5))))
386 (Y-offset . ,ly:staff-symbol-referencer::callback)
387 (meta . ((class . Item)
388 (interfaces . (clef-interface
389 staff-symbol-referencer-interface
391 break-aligned-interface))))))
393 (ClusterSpannerBeacon
395 (Y-extent . ,ly:cluster-beacon::height)
396 (meta . ((class . Item)
397 (interfaces . (cluster-beacon-interface))))))
401 (springs-and-rods . ,ly:spanner::set-spacing-rods)
402 (stencil . ,ly:cluster::print)
403 (minimum-length . 0.0)
406 (meta . ((class . Spanner)
407 (interfaces . (cluster-interface))))))
411 (stencil . ,ly:text-interface::print)
412 (after-line-breaking . ,ly:chord-name::after-line-breaking)
416 (meta . ((class . Item)
417 (interfaces . (font-interface
418 rhythmic-grob-interface
425 (stencil . ,ly:text-interface::print)
426 (no-spacing-rods . #t)
427 (Y-offset . ,ly:side-position-interface::y-aligned-side)
428 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
431 (staff-padding . 0.5)
432 (script-priority . 200)
433 ;; todo: add X self alignment?
437 (meta . ((class . Item)
438 (interfaces . (text-script-interface
440 side-position-interface
445 (break-align-symbol . custos)
447 (stencil . ,ly:custos::print)
448 (break-visibility . ,end-of-line-visible)
450 (neutral-direction . ,DOWN)
451 (Y-offset . ,ly:staff-symbol-referencer::callback)
453 (first-note . (minimum-fixed-space . 0.0))
454 (right-edge . (extra-space . 0.1))))
455 (meta . ((class . Item)
458 staff-symbol-referencer-interface
460 break-aligned-interface))))))
466 (positioning-done . ,ly:dot-column::calc-positioning-done)
467 (X-extent . ,ly:axis-group-interface::width)
468 (X-offset . ,ly:dot-column::side-position)
469 (meta . ((class . Item)
470 (interfaces . (dot-column-interface
471 axis-group-interface))))))
475 (stencil . ,ly:dots::print)
477 (meta . ((class . Item)
478 (interfaces . (font-interface
479 staff-symbol-referencer-interface
484 (stencil . ,ly:percent-repeat-item-interface::double-percent)
487 (font-encoding . fetaMusic)
490 (break-align-symbol . staff-bar)
491 (break-visibility . ,begin-of-line-invisible)
492 (meta . ((class . Item)
493 (interfaces . (font-interface
494 break-aligned-interface
495 percent-repeat-interface))))))
497 (DoublePercentRepeatCounter
499 (stencil . ,ly:text-interface::print)
500 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
501 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
502 (Y-offset . ,ly:side-position-interface::y-aligned-side)
503 (font-encoding . fetaNumber)
504 (self-alignment-X . 0)
508 (staff-padding . 0.25)
510 (meta . ((class . Item)
511 (interfaces . (side-position-interface
512 self-alignment-interface
513 percent-repeat-interface
519 (Y-offset . ,ly:side-position-interface::y-aligned-side)
520 (staff-padding . 0.1)
522 (avoid-slur . outside)
524 (minimum-space . 1.2)
527 (Y-extent . ,ly:axis-group-interface::height)
528 (X-extent . ,ly:axis-group-interface::width)
529 (meta . ((class . Spanner)
530 (interfaces . (axis-group-interface
532 dynamic-line-spanner-interface
533 side-position-interface))))))
540 (stencil . ,ly:text-interface::print)
541 (direction . ,ly:script-interface::calc-direction)
543 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
544 (self-alignment-X . 0)
545 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
546 (self-alignment-Y . 0)
548 (font-encoding . fetaDynamic)
549 (font-shape . italic)
550 (avoid-slur . around)
551 (no-spacing-rods . #t)
552 (script-priority . 100)
553 (meta . ((class . Item)
554 (interfaces . (font-interface
556 self-alignment-interface
558 script-interface))))))
562 (stencil . ,ly:dynamic-text-spanner::print)
564 ;; rather ugh with NCSB
565 ;; (font-series . bold)
566 (font-shape . italic)
567 (style . dashed-line)
569 ;; need to blend with dynamic texts.
571 (bound-padding . 0.75)
572 (dash-fraction . 0.2)
574 (meta . ((class . Spanner)
575 (interfaces . (font-interface
578 dynamic-text-spanner-interface
579 spanner-interface))))))
584 ;; sync with TextScript (?)
587 (avoid-slur . around)
589 (staff-padding . 0.5)
590 (self-alignment-X . 0)
591 (self-alignment-Y . 0)
592 (script-priority . 100)
594 (stencil . ,ly:text-interface::print)
595 (direction . ,ly:script-interface::calc-direction)
597 (font-encoding . fetaNumber)
598 (font-size . -5) ; don't overlap when next to heads.
599 (meta . ((class . Item)
600 (interfaces . (finger-interface
602 text-script-interface
604 side-position-interface
605 self-alignment-interface
611 (zigzag-width . 0.75)
615 (stencil . ,ly:line-spanner::print)
616 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
617 (meta . ((class . Spanner)
618 (interfaces . (line-interface
619 line-spanner-interface))))))
625 (meta . ((class . Item)
626 (interfaces . (grid-point-interface))))))
630 (X-extent . ,ly:grid-line-interface::width)
631 (stencil . ,ly:grid-line-interface::print)
632 (self-alignment-X . ,CENTER)
633 (X-offset . ,(ly:make-simple-closure
634 `(,+ ,(ly:make-simple-closure
635 (list ly:self-alignment-interface::centered-on-x-parent))
636 ,(ly:make-simple-closure
637 (list ly:self-alignment-interface::x-aligned-on-self)))))
639 (meta . ((class . Item)
640 (interfaces . (self-alignment-interface
641 grid-line-interface))))))
645 (stencil . ,ly:hairpin::print)
646 (springs-and-rods . ,ly:spanner::set-spacing-rods)
647 (after-line-breaking . ,ly:hairpin::after-line-breaking)
650 (minimum-length . 2.0)
651 (bound-padding . 1.0)
652 (self-alignment-Y . 0)
653 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
654 (meta . ((class . Spanner)
655 (interfaces . (hairpin-interface
657 self-alignment-interface
659 spanner-interface))))))
664 (stencil . ,ly:horizontal-bracket::print)
665 (Y-offset . ,ly:side-position-interface::y-aligned-side)
667 (staff-padding . 0.2)
670 (bracket-flare . (0.5 . 0.5))
671 (meta . ((class . Spanner)
672 (interfaces . (horizontal-bracket-interface
673 side-position-interface
675 spanner-interface))))))
679 (stencil . ,ly:system-start-text::print)
680 (X-offset . ,ly:side-position-interface::x-aligned-side)
682 (self-alignment-Y . ,CENTER)
683 (meta . ((class . Spanner)
684 (interfaces . (system-start-text-interface
685 side-position-interface
690 (stencil . ,ly:key-signature-interface::print)
692 (time-signature . (extra-space . 1.25))
693 (staff-bar . (extra-space . 0.6))
694 (key-signature . (extra-space . 0.5))
695 (right-edge . (extra-space . 0.5))
696 (first-note . (fixed-space . 2.5))))
697 (Y-offset . ,ly:staff-symbol-referencer::callback)
698 (break-align-symbol . key-cancellation)
699 (break-visibility . ,begin-of-line-invisible)
701 (meta . ((class . Item)
702 (interfaces . (key-signature-interface
704 break-aligned-interface))))))
707 (stencil . ,ly:key-signature-interface::print)
709 (time-signature . (extra-space . 1.15))
710 (staff-bar . (extra-space . 1.1))
711 (right-edge . (extra-space . 0.5))
712 (first-note . (fixed-space . 2.5))))
713 (Y-offset . ,ly:staff-symbol-referencer::callback)
714 (break-align-symbol . key-signature)
715 (break-visibility . ,begin-of-line-visible)
717 (meta . ((class . Item)
718 (interfaces . (key-signature-interface
720 break-aligned-interface))))))
725 (stencil . ,ly:tie::print)
726 (control-points . ,ly:semi-tie::calc-control-points)
727 (direction . ,ly:semi-tie::calc-direction)
728 (details . ((ratio . 0.333)
729 (height-limit . 1.0)))
731 (meta . ((class . Item)
732 (interfaces . (semi-tie-interface))
736 (LaissezVibrerTieColumn
740 (head-direction . ,LEFT)
741 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
742 (meta . ((class . Item)
743 (interfaces . (semi-tie-column-interface))
749 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
750 (stencil . ,ly:ledger-line-spanner::print)
753 (minimum-length-fraction . 0.25)
754 (length-fraction . 0.25)
756 (meta . ((class . Spanner)
757 (interfaces . (ledger-line-interface))))))
761 (break-align-symbol . left-edge)
764 (break-visibility . ,center-invisible)
766 (custos . (extra-space . 0.0))
767 (ambitus . (extra-space . 2.0))
768 (time-signature . (extra-space . 1.0))
769 (staff-bar . (extra-space . 0.0))
770 (breathing-sign . (minimum-space . 0.0))
771 (clef . (extra-space . 0.8))
772 (first-note . (fixed-space . 2.0))
773 (right-edge . (extra-space . 0.0))
774 (key-signature . (extra-space . 0.0))
775 (key-cancellation . (extra-space . 0.0))
777 (meta . ((class . Item)
778 (interfaces . (break-aligned-interface))))))
782 ;; ugh. A ligature bracket is totally different from
787 (edge-height . (0.7 . 0.7))
788 (shorten-pair . (-0.2 . -0.2))
790 (positions . ,ly:tuplet-bracket::calc-positions)
791 (stencil . ,ly:tuplet-bracket::print)
792 (staff-padding . 0.25)
793 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
794 (control-points . ,ly:tuplet-bracket::calc-control-points)
795 (meta . ((class . Spanner)
796 (interfaces . (line-interface
797 tuplet-bracket-interface))))))
805 (minimum-length . 0.3)
806 (minimum-distance . 0.1)
808 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
809 (stencil . ,ly:hyphen-spanner::print)
811 (meta . ((class . Spanner)
812 (interfaces . (lyric-interface
814 lyric-hyphen-interface
815 spanner-interface))))))
819 (stencil . ,ly:lyric-extender::print)
820 (thickness . 0.8) ; line-thickness
821 (minimum-length . 1.5)
823 (meta . ((class . Spanner)
824 (interfaces . (lyric-interface
825 lyric-extender-interface))))))
828 . ((minimum-distance . 0.3)
829 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
833 (meta . ((class . Spanner)
834 (interfaces . (spanner-interface
835 lyric-hyphen-interface spacing-interface))
840 (stencil . ,ly:text-interface::print)
841 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
842 (self-alignment-X . 0)
844 (font-series . bold-narrow)
846 (meta . ((class . Item)
847 (interfaces . (rhythmic-grob-interface
848 lyric-syllable-interface
849 self-alignment-interface
856 (Y-offset . ,ly:side-position-interface::y-aligned-side)
858 (stencil . ,ly:measure-grouping::print)
864 (meta . ((class . Spanner)
865 (interfaces . (side-position-interface
866 measure-grouping-interface))))))
870 (neutral-direction . ,DOWN)
871 (meta . ((class . Item)
872 (interfaces . (melody-spanner-interface spacing-interface))))))
877 (stencil . ,ly:mensural-ligature::print)
878 (meta . ((class . Spanner)
879 (interfaces . (mensural-ligature-interface
884 (stencil . ,ly:text-interface::print)
885 (Y-offset . ,ly:side-position-interface::y-aligned-side)
889 (meta . ((class . Item)
890 (interfaces . (text-interface
891 side-position-interface
893 metronome-mark-interface))))))
898 (stencil . ,ly:multi-measure-rest::print)
899 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
900 (Y-offset . ,ly:staff-symbol-referencer::callback)
903 (thick-thickness . 6.6)
904 (hair-thickness . 2.0)
906 (meta . ((class . Spanner)
907 (interfaces . (multi-measure-rest-interface
908 multi-measure-interface
911 staff-symbol-referencer-interface))))))
914 (MultiMeasureRestNumber
916 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
917 (stencil . ,ly:text-interface::print)
918 (X-offset . ,(ly:make-simple-closure
919 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
920 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
921 (Y-offset . ,ly:side-position-interface::y-aligned-side)
923 (self-alignment-X . 0)
926 (staff-padding . 0.4)
927 (font-encoding . fetaNumber)
928 (meta . ((class . Spanner)
929 (interfaces . (side-position-interface
930 multi-measure-interface
931 self-alignment-interface
936 (MultiMeasureRestText
938 (stencil . ,ly:text-interface::print)
939 (X-offset . ,(ly:make-simple-closure
940 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
941 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
943 (Y-offset . ,ly:side-position-interface::y-aligned-side)
944 (self-alignment-X . 0)
947 (staff-padding . 0.25)
948 (meta . ((class . Spanner)
949 (interfaces . (side-position-interface
950 multi-measure-interface
951 self-alignment-interface
958 (X-extent . ,ly:axis-group-interface::width)
959 (Y-extent . ,ly:axis-group-interface::height)
960 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
961 (meta . ((class . Item)
962 (interfaces . (note-collision-interface
963 axis-group-interface))))))
968 (X-extent . ,ly:axis-group-interface::width)
969 (Y-extent . ,ly:axis-group-interface::height)
970 (meta . ((class . Item)
971 (interfaces . (axis-group-interface
972 note-column-interface))))))
976 (stencil . ,ly:note-head::print)
977 (stem-attachment . ,ly:note-head::calc-stem-attachment)
978 (glyph-name . ,note-head::calc-glyph-name)
979 (Y-offset . ,ly:staff-symbol-referencer::callback)
980 (X-offset . ,ly:note-head::stem-x-shift)
981 (meta . ((class . Item)
982 (interfaces . (rhythmic-grob-interface
983 rhythmic-head-interface
987 staff-symbol-referencer-interface))))))
991 (stem-spacing-correction . 0.5)
992 (same-direction-correction . 0.25)
993 ;; Changed this from 0.75.
994 ;; If you ever change this back, please document! --hwn
995 (knee-spacing-correction . 1.0)
996 (meta . ((class . Item)
997 (interfaces . (spacing-interface
998 note-spacing-interface))))))
1002 (stencil . ,ly:text-interface::print)
1003 (meta . ((class . Item)
1004 (interfaces . (note-name-interface
1006 font-interface))))))
1010 (self-alignment-X . 0)
1011 (break-visibility . ,begin-of-line-visible)
1012 (X-offset . ,(ly:make-simple-closure
1013 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1014 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1016 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1017 (stencil . ,ly:text-interface::print)
1019 ;; no Y dimensions, because of lyrics under tenor clef.
1020 (Y-extent . (0 . 0))
1021 (font-shape . italic)
1023 (staff-padding . 0.2)
1025 (meta . ((class . Item)
1026 (interfaces . (text-interface
1027 self-alignment-interface
1028 side-position-interface
1029 font-interface))))))
1033 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1034 (stencil . ,ly:ottava-bracket::print)
1035 (font-shape . italic)
1036 (shorten-pair . (0.0 . -0.6))
1037 (staff-padding . 1.0)
1039 (minimum-length . 1.0)
1040 (dash-fraction . 0.3)
1041 (edge-height . (0 . 1.2))
1043 (meta . ((class . Spanner)
1044 (interfaces . (ottava-bracket-interface
1045 horizontal-bracket-interface
1047 side-position-interface
1049 text-interface))))))
1055 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1056 ;; (stencil . ,ly:paper-column::print)
1057 (X-extent . ,ly:axis-group-interface::width)
1061 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1062 (meta . ((class . Paper_column)
1063 (interfaces . (paper-column-interface
1064 axis-group-interface
1065 spaceable-grob-interface))))))
1069 (stencil . ,parentheses-item::print)
1072 (meta . ((class . Item)
1073 (interfaces . (parentheses-interface font-interface))))
1077 . ((details . ,default-slur-details)
1078 (control-points . ,ly:slur::calc-control-points)
1079 (direction . ,ly:slur::calc-direction)
1080 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1081 (Y-extent . ,ly:slur::height)
1082 (stencil . ,ly:slur::print)
1084 (minimum-length . 1.5)
1085 (height-limit . 2.0)
1087 (meta . ((class . Spanner)
1088 (interfaces . (slur-interface))))))
1090 (NonMusicalPaperColumn
1093 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1094 (X-extent . ,ly:axis-group-interface::width)
1095 ;; (stencil . ,ly:paper-column::print)
1099 ;; debugging stuff: print column number.
1100 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1102 (meta . ((class . Paper_column)
1103 (interfaces . (paper-column-interface
1104 axis-group-interface
1105 spaceable-grob-interface))))))
1109 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1110 (stencil . ,ly:multi-measure-rest::percent)
1113 (font-encoding . fetaMusic)
1114 (meta . ((class . Spanner)
1115 (interfaces . (multi-measure-rest-interface
1117 percent-repeat-interface))))))
1118 (PercentRepeatCounter
1120 (stencil . ,ly:text-interface::print)
1121 (X-offset . ,(ly:make-simple-closure
1122 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1123 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1124 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1125 (self-alignment-X . 0)
1128 (staff-padding . 0.25)
1130 (font-encoding . fetaNumber)
1131 (meta . ((class . Spanner)
1132 (interfaces . (side-position-interface
1133 self-alignment-interface
1134 percent-repeat-interface
1136 text-interface))))))
1138 ;; an example of a text spanner
1141 (stencil . ,ly:piano-pedal-bracket::print)
1143 (bound-padding . 1.0)
1145 (bracket-flare . (0.5 . 0.5))
1146 (edge-height . (1.0 . 1.0))
1147 (shorten-pair . (0.0 . 0.0))
1149 (meta . ((class . Spanner)
1150 (interfaces . (line-interface
1151 piano-pedal-interface
1152 piano-pedal-bracket-interface))))))
1156 (stencil . ,ly:text-interface::print)
1157 (X-offset . ,(ly:make-simple-closure
1158 `(,+ ,(ly:make-simple-closure
1159 `(,ly:self-alignment-interface::x-aligned-on-self))
1160 ,(ly:make-simple-closure
1161 `(,ly:self-alignment-interface::centered-on-x-parent)))
1163 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1164 (self-alignment-X . 0)
1169 (break-visibility . ,end-of-line-invisible)
1171 (meta . ((class . Item)
1172 (interfaces . (text-interface
1173 side-position-interface
1176 self-alignment-interface))))))
1181 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1184 (meta . ((class . Item)
1185 (interfaces . (percent-repeat-interface))))))
1188 (stencil . ,ly:tie::print)
1189 (control-points . ,ly:semi-tie::calc-control-points)
1190 (direction . ,ly:semi-tie::calc-direction)
1191 (details . ((ratio . 0.333)
1192 (height-limit . 1.0)))
1194 (meta . ((class . Item)
1195 (interfaces . (semi-tie-interface))
1203 (head-direction . ,RIGHT)
1204 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1205 (meta . ((class . Item)
1206 (interfaces . (semi-tie-column-interface))
1212 (stencil . ,ly:rest::print)
1213 (X-extent . ,ly:rest::width)
1214 (Y-extent . ,ly:rest::height)
1215 (Y-offset . ,ly:rest::y-offset-callback)
1216 (minimum-distance . 0.25)
1217 (meta . ((class . Item)
1218 (interfaces . (font-interface
1219 rhythmic-head-interface
1220 rhythmic-grob-interface
1221 staff-symbol-referencer-interface
1222 rest-interface))))))
1226 (minimum-distance . 0.75)
1227 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1228 (meta . ((class . Item)
1229 (interfaces . (rest-collision-interface))))))
1233 ;; don't set direction here: it breaks staccato.
1235 ;; This value is sensitive: if too large, staccato dots will move a
1238 (staff-padding . 0.25)
1239 ;; (script-priority . 0) priorities for scripts, see script.scm
1240 (X-offset . , ly:self-alignment-interface::centered-on-x-parent)
1243 (stencil . ,ly:script-interface::print)
1244 (direction . ,ly:script-interface::calc-direction)
1245 (font-encoding . fetaMusic)
1246 (meta . ((class . Item)
1247 (interfaces . (script-interface
1248 side-position-interface
1249 font-interface))))))
1253 (before-line-breaking . ,ly:script-column::before-line-breaking)
1254 (meta . ((class . Item)
1255 (interfaces . (script-column-interface))))))
1261 (meta . ((class . Item)
1262 (interfaces . (spacing-interface
1263 separation-item-interface))))))
1265 (SeparatingGroupSpanner
1267 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1268 (meta . ((class . Spanner)
1269 (interfaces . (only-prebreak-interface
1271 separation-spanner-interface))))))
1274 . ((details . ,default-slur-details)
1275 (control-points . ,ly:slur::calc-control-points)
1276 (direction . ,ly:slur::calc-direction)
1277 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1278 (Y-extent . ,ly:slur::height)
1279 (stencil . ,ly:slur::print)
1281 (line-thickness . 0.8)
1282 (minimum-length . 1.5)
1283 (height-limit . 2.0)
1285 (meta . ((class . Spanner)
1286 (interfaces . (slur-interface))))))
1290 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1291 (average-spacing-wishes . #t)
1292 (grace-space-factor . 0.6)
1293 (shortest-duration-space . 2.0)
1294 (spacing-increment . 1.2)
1295 (base-shortest-duration . ,(ly:make-moment 3 16))
1296 (meta . ((class . Spanner)
1297 (interfaces . (spacing-interface
1298 spacing-spanner-interface))))))
1302 (break-align-symbol . staff-bar)
1306 (stencil . ,ly:span-bar::print)
1307 (bar-size . ,ly:span-bar::calc-bar-size)
1308 (X-extent . ,ly:span-bar::width)
1309 (glyph-name . ,ly:span-bar::calc-glyph-name)
1310 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1315 ;; Ross. page 151 lists other values, we opt for a leaner look
1319 (hair-thickness . 1.6)
1320 (thick-thickness . 6.0)
1321 (meta . ((class . Item)
1322 (interfaces . (span-bar-interface
1324 bar-line-interface))))))
1328 (stencil . ,ly:text-interface::print)
1329 (font-series . bold)
1331 (X-offset . ,ly:side-position-interface::x-aligned-side)
1334 (meta . ((class . Item)
1335 (interfaces . (side-position-interface
1336 stanza-number-interface
1338 font-interface))))))
1342 (stencil . ,print-circled-text-callback)
1344 (staff-padding . 0.5)
1345 (self-alignment-X . 0)
1346 (self-alignment-Y . 0)
1347 (script-priority . 100)
1348 (font-encoding . fetaNumber)
1349 (font-size . -5) ; don't overlap when next to heads.
1350 (meta . ((class . Item)
1351 (interfaces . (string-number-interface
1353 text-script-interface
1355 side-position-interface
1356 self-alignment-interface
1357 item-interface))))))
1362 (stem-spacing-correction . 0.4)
1363 (meta . ((class . Item)
1364 (interfaces . (spacing-interface
1365 staff-spacing-interface))))))
1369 (stencil . ,ly:text-interface::print)
1370 (direction . ,RIGHT)
1371 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1372 (no-spacing-rods . #t)
1373 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1374 (font-shape . italic)
1375 (self-alignment-X . 0)
1376 (meta . ((class . Item)
1377 (interfaces . (text-interface
1378 self-alignment-interface
1379 font-interface))))))
1381 (SostenutoPedalLineSpanner
1384 (X-extent . ,ly:axis-group-interface::height)
1385 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1388 (minimum-space . 1.0)
1390 (meta . ((class . Spanner)
1391 (interfaces . (piano-pedal-interface
1392 axis-group-interface
1393 side-position-interface))))))
1397 (Y-extent . ,ly:staff-symbol::height)
1398 (stencil . ,ly:staff-symbol::print)
1400 (ledger-line-thickness . (1.0 . 0.1))
1402 (meta . ((class . Spanner)
1403 (interfaces . (staff-symbol-interface))))))
1407 (direction . ,ly:stem::calc-direction)
1408 (default-direction . ,ly:stem::calc-default-direction)
1409 (stem-end-position . ,ly:stem::calc-stem-end-position)
1410 (stem-info . ,ly:stem::calc-stem-info)
1411 (positioning-done . ,ly:stem::calc-positioning-done)
1412 (stencil . ,ly:stem::print)
1413 (X-extent . ,ly:stem::width)
1414 (Y-extent . ,ly:stem::height)
1415 (length . ,ly:stem::calc-length)
1419 ;; 3.5 (or 3 measured from note head) is standard length
1420 ;; 32nd, 64th flagged stems should be longer
1421 (lengths . (3.5 3.5 3.5 4.5 5.0))
1423 ;; FIXME. 3.5 yields too long beams (according to Ross and
1424 ;; looking at Baerenreiter examples) for a number of common
1425 ;; boundary cases. Subtracting half a beam thickness fixes
1426 ;; this, but the bug may well be somewhere else.
1428 ;; FIXME this should come from 'lengths
1429 (beamed-lengths . (3.26 3.5 3.6))
1431 ;; The 'normal' minima
1432 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1433 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1435 ;; The 'extreme case' minima
1436 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1438 ;; Stems in unnatural (forced) direction should be shortened by
1439 ;; one staff space, according to [Roush & Gourlay].
1440 ;; Flagged stems we shorten only half a staff space.
1441 (stem-shorten . (1.0 0.5))
1446 ;; default stem direction for note on middle line
1447 (neutral-direction . ,DOWN)
1449 ;; We use the normal minima as minimum for the ideal lengths,
1450 ;; and the extreme minima as abolute minimum length.
1452 (X-offset . ,ly:stem::offset-callback)
1453 (Y-offset . ,ly:staff-symbol-referencer::callback)
1454 (meta . ((class . Item)
1455 (interfaces . (stem-interface
1456 font-interface))))))
1460 (Y-extent . ,ly:stem-tremolo::height)
1461 (stencil . ,ly:stem-tremolo::print)
1463 (slope . ,ly:stem-tremolo::calc-slope)
1464 (beam-width . 1.6) ; staff-space
1465 (beam-thickness . 0.48) ; staff-space
1466 (meta . ((class . Item)
1467 (interfaces . (stem-tremolo-interface))))))
1471 (no-spacing-rods . #t)
1472 (stencil . ,ly:sustain-pedal::print)
1473 (self-alignment-X . 0)
1474 (direction . ,RIGHT)
1475 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1476 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1477 (meta . ((class . Item)
1478 (interfaces . (piano-pedal-interface
1479 text-spanner-interface
1481 self-alignment-interface
1482 font-interface))))))
1484 (SustainPedalLineSpanner
1487 (X-extent . ,ly:axis-group-interface::height)
1488 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1491 (staff-padding . 1.2)
1492 (minimum-space . 1.0)
1494 (meta . ((class . Spanner)
1495 (interfaces . (piano-pedal-interface
1496 axis-group-interface
1497 side-position-interface))))))
1502 (X-extent . ,ly:axis-group-interface::width)
1503 (Y-extent . ,ly:axis-group-interface::height)
1504 (meta . ((class . System)
1505 (interfaces . (system-interface
1506 axis-group-interface))))))
1512 (stencil . ,ly:system-start-delimiter::print)
1513 (collapse-height . 5.0)
1514 (X-offset . ,ly:side-position-interface::x-aligned-side)
1516 (font-encoding . fetaBraces)
1518 (meta . ((class . Spanner)
1519 (interfaces . (system-start-delimiter-interface
1520 side-position-interface
1521 font-interface))))))
1527 (X-offset . ,ly:side-position-interface::x-aligned-side)
1529 (stencil . ,ly:system-start-delimiter::print)
1530 (style . line-bracket)
1532 (meta . ((class . Spanner)
1533 (interfaces . (font-interface
1534 side-position-interface
1535 system-start-delimiter-interface))))))
1540 (X-offset . ,ly:side-position-interface::x-aligned-side)
1542 (stencil . ,ly:system-start-delimiter::print)
1544 (collapse-height . 5.0)
1546 (meta . ((class . Spanner)
1547 (interfaces . (font-interface
1548 side-position-interface
1549 system-start-delimiter-interface))))))
1555 (X-offset . ,ly:side-position-interface::x-aligned-side)
1559 (stencil . ,ly:system-start-delimiter::print)
1560 (meta . ((class . Spanner)
1561 (interfaces . (side-position-interface
1562 system-start-delimiter-interface))))))
1567 (stencil . ,ly:text-interface::print)
1568 (Y-offset . ,ly:staff-symbol-referencer::callback)
1570 (stem-attachment . (1.0 . 1.35))
1571 (font-series . bold)
1572 (meta . ((class . Item)
1574 . (rhythmic-head-interface
1575 font-interface rhythmic-grob-interface
1577 staff-symbol-referencer-interface
1578 text-interface))))))
1582 (no-spacing-rods . #t)
1583 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1586 ;; sync with Fingering ?
1588 (staff-padding . 0.5)
1590 (stencil . ,ly:text-interface::print)
1591 (direction . ,ly:script-interface::calc-direction)
1593 (avoid-slur . around)
1594 (slur-padding . 0.5)
1595 (script-priority . 200)
1596 ;; todo: add X self alignment?
1597 (meta . ((class . Item)
1598 (interfaces . (text-script-interface
1600 side-position-interface
1601 font-interface))))))
1605 (stencil . ,ly:text-spanner::print)
1606 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1607 (font-shape . italic)
1608 (style . dashed-line)
1609 (staff-padding . 0.8)
1610 (dash-fraction . 0.2)
1614 (meta . ((class . Spanner)
1615 (interfaces . (text-spanner-interface
1616 side-position-interface
1617 font-interface))))))
1621 (control-points . ,ly:tie::calc-control-points)
1622 (avoid-slur . inside)
1623 (direction . ,ly:tie::calc-direction)
1624 (stencil . ,ly:tie::print)
1627 ;; for a full list, see tie-helper.cc
1629 (center-staff-line-clearance . 0.6)
1630 (tip-staff-line-clearance . 0.45)
1631 (note-head-gap . 0.2)
1633 (height-limit . 1.0)
1634 (horizontal-distance-penalty-factor . 10)
1635 (min-length-penalty-factor . 20)
1636 (tie-tie-collision-distance . 0.45)
1637 (tie-tie-collision-penalty . 25.0)
1638 (intra-space-threshold . 1.25)
1639 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1640 (outer-tie-length-symmetry-penalty-factor . 10)
1641 (outer-tie-vertical-gap . 0.25)
1642 (multi-tie-region-size . 1)
1643 (between-length-limit . 1.0)))
1645 (line-thickness . 0.8)
1646 (meta . ((class . Spanner)
1647 (interfaces . (tie-interface))))
1652 (positioning-done . ,ly:tie-column::calc-positioning-done)
1653 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1656 (meta . ((class . Spanner)
1657 (interfaces . (tie-column-interface))))))
1661 (stencil . ,ly:time-signature::print)
1662 (break-align-symbol . time-signature)
1663 (break-visibility . ,all-visible)
1665 (first-note . (fixed-space . 2.0))
1666 (right-edge . (extra-space . 0.5))
1667 (staff-bar . (minimum-space . 2.0))))
1670 (meta . ((class . Item)
1671 (interfaces . (time-signature-interface
1672 break-aligned-interface
1673 font-interface))))))
1677 (stencil . ,ly:dynamic-text-spanner::print)
1678 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1681 (staff-padding . 1.0)
1684 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1686 (meta . ((class . Spanner)
1687 (interfaces . (text-spanner-interface
1688 side-position-interface
1689 font-interface))))))
1691 (TrillPitchAccidental
1692 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1697 (stencil . ,ly:accidental-interface::print)
1698 (meta . ((class . Item)
1699 (interfaces . (item-interface
1700 accidental-interface
1701 side-position-interface
1702 font-interface))))))
1705 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1708 (stencil . ,parenthesize-elements)
1709 (direction . ,RIGHT)
1712 (meta . ((class . Item)
1713 (interfaces . (side-position-interface
1715 rhythmic-head-interface
1717 accidental-interface
1718 axis-group-interface))))))
1722 (stencil . ,ly:note-head::print)
1724 (Y-offset . ,ly:staff-symbol-referencer::callback)
1726 (meta . ((class . Item)
1727 (interfaces . (item-interface
1728 rhythmic-head-interface
1730 pitched-trill-interface
1732 staff-symbol-referencer-interface))))))
1738 (edge-height . (0.7 . 0.7))
1739 (shorten-pair . (-0.2 . -0.2))
1740 (staff-padding . 0.25)
1742 (direction . ,ly:tuplet-bracket::calc-direction)
1743 (positions . ,ly:tuplet-bracket::calc-positions)
1744 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1745 (control-points . ,ly:tuplet-bracket::calc-control-points)
1746 (stencil . ,ly:tuplet-bracket::print)
1748 (meta . ((class . Spanner)
1749 (interfaces . (line-interface
1750 tuplet-bracket-interface))))))
1754 (stencil . ,ly:tuplet-number::print)
1755 (font-shape . italic)
1757 (avoid-slur . inside)
1758 (meta . ((class . Spanner)
1759 (interfaces . (text-interface tuplet-number-interface
1760 font-interface))))))
1764 (stencil . ,ly:text-interface::print)
1765 (font-shape . italic)
1766 (no-spacing-rods . #t)
1767 (self-alignment-X . 0)
1768 (direction . ,RIGHT)
1769 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1770 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1771 (meta . ((class . Item)
1772 (interfaces . (text-interface
1773 self-alignment-interface
1774 font-interface))))))
1776 (UnaCordaPedalLineSpanner
1779 (X-extent . ,ly:axis-group-interface::height)
1780 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1783 (staff-padding . 1.2)
1784 (minimum-space . 1.0)
1786 (meta . ((class . Spanner)
1787 (interfaces . (piano-pedal-interface
1788 axis-group-interface
1789 side-position-interface))))))
1795 (stencil . ,ly:vaticana-ligature::print)
1796 (meta . ((class . Spanner)
1797 (interfaces . (vaticana-ligature-interface
1798 font-interface))))))
1803 (positioning-done . ,ly:align-interface::calc-positioning-done)
1804 (after-line-breaking . ,ly:align-interface::stretch-after-break)
1805 (Y-extent . ,ly:axis-group-interface::height)
1806 (X-extent . ,ly:axis-group-interface::width)
1808 (meta . ((class . Spanner)
1809 (interfaces . (align-interface
1810 axis-group-interface))))))
1814 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
1816 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
1817 (X-extent . ,ly:axis-group-interface::width)
1818 (meta . ((class . Spanner)
1819 (interfaces . (axis-group-interface
1820 hara-kiri-group-interface
1821 vertically-spaceable-interface))))))
1826 (stencil . ,ly:volta-bracket-interface::print)
1827 (after-line-breaking . ,ly:volta-bracket-interface::after-line-breaking)
1830 (font-encoding . fetaNumber)
1831 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1833 (thickness . 1.6) ;; line-thickness
1834 (edge-height . (2.0 . 2.0)) ;; staff-space;
1837 (meta . ((class . Spanner)
1838 (interfaces . (volta-bracket-interface
1839 horizontal-bracket-interface
1842 side-position-interface
1854 (stencil . ,ly:line-spanner::print)
1855 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
1856 (meta . ((class . Spanner)
1857 (interfaces . (line-spanner-interface
1863 (define (completize-grob-entry x)
1864 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
1866 ;; (display (car x))
1868 (let* ((name-sym (car x))
1869 (grob-entry (cdr x))
1870 (meta-entry (cdr (assoc 'meta grob-entry)))
1871 (class (cdr (assoc 'class meta-entry)))
1873 (cdr (assoc 'interfaces meta-entry))))
1877 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
1878 ((eq? 'Spanner class)
1879 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
1880 ((eq? 'Paper_column class)
1881 (set! ifaces-entry (cons 'item-interface
1882 (cons 'paper-column-interface ifaces-entry))))
1883 ((eq? 'System class)
1884 (set! ifaces-entry (cons 'system-interface
1885 (cons 'spanner-interface ifaces-entry))))
1887 (ly:warning "Unknown class ~a" class)))
1888 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
1890 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
1891 (set! meta-entry (assoc-set! meta-entry 'interfaces
1893 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
1894 (cons name-sym grob-entry)))
1896 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1898 ;; (display (map pair? all-grob-descriptions))
1900 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1903 ;; (display (car x)) (newline)
1905 (set-object-property! (car x) 'translation-type? list?)
1906 (set-object-property! (car x) 'is-grob? #t))
1907 all-grob-descriptions)
1909 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))