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:make-simple-closure
190 ,(ly:make-simple-closure
191 (list ly:break-alignment-align-interface::self-align-callback))
192 ,(ly:make-simple-closure
193 (list ly:self-alignment-interface::x-aligned-on-self)))))
195 (self-alignment-X . 1)
196 (break-align-symbol . left-edge)
199 (interfaces . (side-position-interface
201 break-alignment-align-interface
202 self-alignment-interface
209 (stencil . ,ly:text-interface::print)
210 (meta . ((class . Item)
211 (interfaces . (text-interface
212 rhythmic-grob-interface
213 bass-figure-interface
217 (stencil . ,ly:enclosing-bracket::print)
218 (X-extent . ,ly:enclosing-bracket::width)
219 (edge-height . (0.2 . 0.2))
220 (meta . ((class . Item)
221 (interfaces . (enclosing-bracket-interface)) ))
223 (BassFigureContinuation
225 (stencil . ,ly:figured-bass-continuation::print)
226 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
227 (meta . ((class . Spanner)
228 (interfaces . (figured-bass-continuation-interface))
233 (Y-extent . ,ly:axis-group-interface::height)
234 (meta . ((class . Spanner)
235 (interfaces . (axis-group-interface
241 (threshold . (2 . 1000))
242 (positioning-done . ,ly:align-interface::calc-positioning-done)
243 (Y-extent . ,ly:axis-group-interface::height)
245 (meta . ((class . Spanner)
246 (interfaces . (align-interface
247 axis-group-interface))))))
251 ;; todo: clean this up a bit: the list is getting
254 (positions . ,(ly:make-simple-closure
255 (ly:make-simple-closure
256 (list chain-grob-member-functions
258 ly:beam::calc-least-squares-positions
259 ly:beam::slope-damping
260 ly:beam::shift-region-to-valid
264 ;; this is a hack to set stem lengths, if positions is set.
265 (quantized-positions . ,ly:beam::set-stem-lengths)
266 (concaveness . ,ly:beam::calc-concaveness)
267 (direction . ,ly:beam::calc-direction)
268 (shorten . ,ly:beam::calc-stem-shorten)
269 (beaming . ,ly:beam::calc-beaming)
270 (stencil . ,ly:beam::print)
272 ;; TODO: should be in SLT.
273 (thickness . 0.48) ; in staff-space
274 (neutral-direction . ,DOWN)
276 ;; Whe have some unreferenced problems here.
278 ;; If we shorten beamed stems less than normal stems (1 staff-space),
279 ;; or high order less than 8th beams, patterns like
280 ;; c''4 [c''8 c''] c''4 [c''16 c]
281 ;; are ugly (different stem lengths).
283 ;; But if we shorten 16th beams as much as 8th beams, a single
284 ;; forced 16th beam looks *very* short.
286 ;; We choose to shorten 8th beams the same as single stems,
287 ;; and high order beams less than 8th beams, so that all
288 ;; isolated shortened beams look nice and a bit shortened,
289 ;; sadly possibly breaking patterns with high order beams.
290 (beamed-stem-shorten . (1.0 0.5 0.25))
292 (auto-knee-gap . 5.5)
294 ;; only for debugging.
295 (font-family . roman)
296 (meta . ((class . Spanner)
297 (interfaces . (staff-symbol-referencer-interface
304 (positioning-done . ,ly:break-align-interface::calc-positioning-done)
305 (X-extent . ,ly:axis-group-interface::width)
306 (break-align-orders . ;; end of line
328 time-signature custos)
342 (meta . ((class . Item)
343 (interfaces . (break-alignment-interface
344 axis-group-interface))))))
349 (X-extent . ,ly:axis-group-interface::width)
350 (meta . ((class . Item)
351 (interfaces . (break-aligned-interface
352 axis-group-interface))))))
356 (break-align-symbol . breathing-sign)
359 (ambitus . (extra-space . 2.0))
360 (custos . (minimum-space . 1.0))
361 (key-signature . (minimum-space . 1.5))
362 (time-signature . (minimum-space . 1.5))
363 (staff-bar . (minimum-space . 1.5))
364 (clef . (minimum-space . 2.0))
365 (first-note . (fixed-space . 1.0)) ;huh?
366 (right-edge . (extra-space . 0.1))))
367 (stencil . ,ly:text-interface::print)
368 (text . ,(make-musicglyph-markup "scripts.rcomma"))
369 (Y-offset . ,ly:breathing-sign::offset-callback)
370 (break-visibility . ,begin-of-line-invisible)
371 (meta . ((class . Item)
372 (interfaces . (break-aligned-interface
373 breathing-sign-interface
379 (stencil . ,ly:clef::print)
380 (glyph-name . ,ly:clef::calc-glyph-name)
382 (font-family . music)
383 (break-align-symbol . clef)
384 (break-visibility . ,begin-of-line-visible)
385 (space-alist . ((ambitus . (extra-space . 2.0))
386 (staff-bar . (extra-space . 0.7))
387 (key-cancellation . (minimum-space . 3.5))
388 (key-signature . (minimum-space . 3.5))
389 (time-signature . (minimum-space . 4.2))
390 (first-note . (minimum-fixed-space . 5.0))
391 (next-note . (extra-space . 0.5))
392 (right-edge . (extra-space . 0.5))))
393 (Y-offset . ,ly:staff-symbol-referencer::callback)
394 (meta . ((class . Item)
395 (interfaces . (clef-interface
396 staff-symbol-referencer-interface
398 break-aligned-interface))))))
400 (ClusterSpannerBeacon
402 (Y-extent . ,ly:cluster-beacon::height)
403 (meta . ((class . Item)
404 (interfaces . (cluster-beacon-interface))))))
408 (springs-and-rods . ,ly:spanner::set-spacing-rods)
409 (stencil . ,ly:cluster::print)
410 (minimum-length . 0.0)
413 (meta . ((class . Spanner)
414 (interfaces . (cluster-interface))))))
418 (stencil . ,ly:text-interface::print)
419 (after-line-breaking . ,ly:chord-name::after-line-breaking)
423 (meta . ((class . Item)
424 (interfaces . (font-interface
425 rhythmic-grob-interface
432 (stencil . ,ly:text-interface::print)
433 (no-spacing-rods . #t)
434 (Y-offset . ,ly:side-position-interface::y-aligned-side)
435 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
438 (staff-padding . 0.5)
439 (script-priority . 200)
440 ;; todo: add X self alignment?
444 (meta . ((class . Item)
445 (interfaces . (text-script-interface
447 side-position-interface
452 (break-align-symbol . custos)
454 (stencil . ,ly:custos::print)
455 (break-visibility . ,end-of-line-visible)
457 (neutral-direction . ,DOWN)
458 (Y-offset . ,ly:staff-symbol-referencer::callback)
460 (first-note . (minimum-fixed-space . 0.0))
461 (right-edge . (extra-space . 0.1))))
462 (meta . ((class . Item)
465 staff-symbol-referencer-interface
467 break-aligned-interface))))))
473 (positioning-done . ,ly:dot-column::calc-positioning-done)
474 (X-extent . ,ly:axis-group-interface::width)
475 (X-offset . ,ly:dot-column::side-position)
476 (meta . ((class . Item)
477 (interfaces . (dot-column-interface
478 axis-group-interface))))))
482 (stencil . ,ly:dots::print)
484 (meta . ((class . Item)
485 (interfaces . (font-interface
486 staff-symbol-referencer-interface
491 (stencil . ,ly:percent-repeat-item-interface::double-percent)
494 (font-encoding . fetaMusic)
497 (break-align-symbol . staff-bar)
498 (break-visibility . ,begin-of-line-invisible)
499 (meta . ((class . Item)
500 (interfaces . (font-interface
501 break-aligned-interface
502 percent-repeat-interface))))))
504 (DoublePercentRepeatCounter
506 (stencil . ,ly:text-interface::print)
507 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
508 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
509 (Y-offset . ,ly:side-position-interface::y-aligned-side)
510 (font-encoding . fetaNumber)
511 (self-alignment-X . 0)
515 (staff-padding . 0.25)
517 (meta . ((class . Item)
518 (interfaces . (side-position-interface
519 self-alignment-interface
520 percent-repeat-interface
526 (Y-offset . ,ly:side-position-interface::y-aligned-side)
527 (staff-padding . 0.1)
529 (avoid-slur . outside)
531 (minimum-space . 1.2)
534 (Y-extent . ,ly:axis-group-interface::height)
535 (X-extent . ,ly:axis-group-interface::width)
536 (meta . ((class . Spanner)
537 (interfaces . (axis-group-interface
539 dynamic-line-spanner-interface
540 side-position-interface))))))
547 (stencil . ,ly:text-interface::print)
548 (direction . ,ly:script-interface::calc-direction)
550 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
551 (self-alignment-X . 0)
552 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
553 (self-alignment-Y . 0)
555 (font-encoding . fetaDynamic)
556 (font-shape . italic)
557 (avoid-slur . around)
558 (no-spacing-rods . #t)
559 (script-priority . 100)
560 (meta . ((class . Item)
561 (interfaces . (font-interface
563 self-alignment-interface
565 script-interface))))))
569 (stencil . ,ly:dynamic-text-spanner::print)
571 ;; rather ugh with NCSB
572 ;; (font-series . bold)
573 (font-shape . italic)
574 (style . dashed-line)
576 ;; need to blend with dynamic texts.
578 (bound-padding . 0.75)
579 (dash-fraction . 0.2)
581 (meta . ((class . Spanner)
582 (interfaces . (font-interface
585 dynamic-text-spanner-interface
586 spanner-interface))))))
591 ;; sync with TextScript (?)
594 (avoid-slur . around)
596 (staff-padding . 0.5)
597 (self-alignment-X . 0)
598 (self-alignment-Y . 0)
599 (script-priority . 100)
601 (stencil . ,ly:text-interface::print)
602 (direction . ,ly:script-interface::calc-direction)
604 (font-encoding . fetaNumber)
605 (font-size . -5) ; don't overlap when next to heads.
606 (meta . ((class . Item)
607 (interfaces . (finger-interface
609 text-script-interface
611 side-position-interface
612 self-alignment-interface
618 (zigzag-width . 0.75)
622 (stencil . ,ly:line-spanner::print)
623 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
624 (meta . ((class . Spanner)
625 (interfaces . (line-interface
626 line-spanner-interface))))))
632 (meta . ((class . Item)
633 (interfaces . (grid-point-interface))))))
637 (X-extent . ,ly:grid-line-interface::width)
638 (stencil . ,ly:grid-line-interface::print)
639 (self-alignment-X . ,CENTER)
640 (X-offset . ,(ly:make-simple-closure
641 `(,+ ,(ly:make-simple-closure
642 (list ly:self-alignment-interface::centered-on-x-parent))
643 ,(ly:make-simple-closure
644 (list ly:self-alignment-interface::x-aligned-on-self)))))
646 (meta . ((class . Item)
647 (interfaces . (self-alignment-interface
648 grid-line-interface))))))
652 (stencil . ,ly:hairpin::print)
653 (springs-and-rods . ,ly:spanner::set-spacing-rods)
654 (after-line-breaking . ,ly:hairpin::after-line-breaking)
658 (minimum-length . 2.0)
659 (bound-padding . 1.0)
660 (self-alignment-Y . 0)
661 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
662 (meta . ((class . Spanner)
663 (interfaces . (hairpin-interface
665 self-alignment-interface
667 spanner-interface))))))
672 (stencil . ,ly:horizontal-bracket::print)
673 (Y-offset . ,ly:side-position-interface::y-aligned-side)
675 (staff-padding . 0.2)
678 (bracket-flare . (0.5 . 0.5))
679 (meta . ((class . Spanner)
680 (interfaces . (horizontal-bracket-interface
681 side-position-interface
683 spanner-interface))))))
687 (stencil . ,ly:system-start-text::print)
688 (X-offset . ,ly:side-position-interface::x-aligned-side)
690 (self-alignment-Y . ,CENTER)
691 (meta . ((class . Spanner)
692 (interfaces . (system-start-text-interface
693 side-position-interface
698 (stencil . ,ly:key-signature-interface::print)
700 (time-signature . (extra-space . 1.25))
701 (staff-bar . (extra-space . 0.6))
702 (key-signature . (extra-space . 0.5))
703 (right-edge . (extra-space . 0.5))
704 (first-note . (fixed-space . 2.5))))
705 (Y-offset . ,ly:staff-symbol-referencer::callback)
706 (break-align-symbol . key-cancellation)
707 (break-visibility . ,begin-of-line-invisible)
709 (meta . ((class . Item)
710 (interfaces . (key-signature-interface
712 break-aligned-interface))))))
715 (stencil . ,ly:key-signature-interface::print)
717 (time-signature . (extra-space . 1.15))
718 (staff-bar . (extra-space . 1.1))
719 (right-edge . (extra-space . 0.5))
720 (first-note . (fixed-space . 2.5))))
721 (Y-offset . ,ly:staff-symbol-referencer::callback)
722 (break-align-symbol . key-signature)
723 (break-visibility . ,begin-of-line-visible)
725 (meta . ((class . Item)
726 (interfaces . (key-signature-interface
728 break-aligned-interface))))))
733 (stencil . ,ly:tie::print)
734 (control-points . ,ly:semi-tie::calc-control-points)
735 (direction . ,ly:semi-tie::calc-direction)
736 (details . ((ratio . 0.333)
737 (height-limit . 1.0)))
739 (meta . ((class . Item)
740 (interfaces . (semi-tie-interface))
744 (LaissezVibrerTieColumn
748 (head-direction . ,LEFT)
749 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
750 (meta . ((class . Item)
751 (interfaces . (semi-tie-column-interface))
757 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
758 (stencil . ,ly:ledger-line-spanner::print)
761 (minimum-length-fraction . 0.25)
762 (length-fraction . 0.25)
764 (meta . ((class . Spanner)
765 (interfaces . (ledger-line-interface))))))
769 (break-align-symbol . left-edge)
772 (break-visibility . ,center-invisible)
774 (custos . (extra-space . 0.0))
775 (ambitus . (extra-space . 2.0))
776 (time-signature . (extra-space . 1.0))
777 (staff-bar . (extra-space . 0.0))
778 (breathing-sign . (minimum-space . 0.0))
779 (clef . (extra-space . 0.8))
780 (first-note . (fixed-space . 2.0))
781 (right-edge . (extra-space . 0.0))
782 (key-signature . (extra-space . 0.0))
783 (key-cancellation . (extra-space . 0.0))
785 (meta . ((class . Item)
786 (interfaces . (break-aligned-interface))))))
790 ;; ugh. A ligature bracket is totally different from
795 (edge-height . (0.7 . 0.7))
796 (shorten-pair . (-0.2 . -0.2))
798 (positions . ,ly:tuplet-bracket::calc-positions)
799 (stencil . ,ly:tuplet-bracket::print)
800 (staff-padding . 0.25)
801 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
802 (control-points . ,ly:tuplet-bracket::calc-control-points)
803 (meta . ((class . Spanner)
804 (interfaces . (line-interface
805 tuplet-bracket-interface))))))
810 (stencil . ,ly:lyric-extender::print)
811 (thickness . 0.8) ; line-thickness
812 (minimum-length . 1.5)
814 (meta . ((class . Spanner)
815 (interfaces . (lyric-interface
816 lyric-extender-interface))))))
824 (minimum-length . 0.3)
825 (minimum-distance . 0.1)
827 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
828 (stencil . ,ly:hyphen-spanner::print)
830 (meta . ((class . Spanner)
831 (interfaces . (lyric-interface
833 lyric-hyphen-interface
834 spanner-interface))))))
837 . ((minimum-distance . 0.45)
838 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
842 (meta . ((class . Spanner)
843 (interfaces . (spanner-interface
844 lyric-hyphen-interface spacing-interface))
849 (stencil . ,ly:text-interface::print)
850 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
851 (self-alignment-X . 0)
853 (font-series . bold-narrow)
855 (meta . ((class . Item)
856 (interfaces . (rhythmic-grob-interface
857 lyric-syllable-interface
858 self-alignment-interface
865 (Y-offset . ,ly:side-position-interface::y-aligned-side)
867 (stencil . ,ly:measure-grouping::print)
873 (meta . ((class . Spanner)
874 (interfaces . (side-position-interface
875 measure-grouping-interface))))))
879 (neutral-direction . ,DOWN)
880 (meta . ((class . Item)
881 (interfaces . (melody-spanner-interface spacing-interface))))))
886 (stencil . ,ly:mensural-ligature::print)
887 (meta . ((class . Spanner)
888 (interfaces . (mensural-ligature-interface
893 (stencil . ,ly:text-interface::print)
894 (Y-offset . ,ly:side-position-interface::y-aligned-side)
898 (meta . ((class . Item)
899 (interfaces . (text-interface
900 side-position-interface
902 metronome-mark-interface))))))
907 (stencil . ,ly:multi-measure-rest::print)
908 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
909 (Y-offset . ,ly:staff-symbol-referencer::callback)
912 (thick-thickness . 6.6)
913 (hair-thickness . 2.0)
915 (meta . ((class . Spanner)
916 (interfaces . (multi-measure-rest-interface
917 multi-measure-interface
920 staff-symbol-referencer-interface))))))
923 (MultiMeasureRestNumber
925 (bound-padding . 2.0)
926 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
927 (stencil . ,ly:text-interface::print)
928 (X-offset . ,(ly:make-simple-closure
929 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
930 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
931 (Y-offset . ,ly:side-position-interface::y-aligned-side)
933 (self-alignment-X . 0)
936 (staff-padding . 0.4)
937 (font-encoding . fetaNumber)
938 (meta . ((class . Spanner)
939 (interfaces . (side-position-interface
940 multi-measure-interface
941 self-alignment-interface
946 (MultiMeasureRestText
948 (stencil . ,ly:text-interface::print)
949 (X-offset . ,(ly:make-simple-closure
950 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
951 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
953 (Y-offset . ,ly:side-position-interface::y-aligned-side)
954 (self-alignment-X . 0)
957 (staff-padding . 0.25)
958 (meta . ((class . Spanner)
959 (interfaces . (side-position-interface
960 multi-measure-interface
961 self-alignment-interface
968 (X-extent . ,ly:axis-group-interface::width)
969 (Y-extent . ,ly:axis-group-interface::height)
970 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
971 (meta . ((class . Item)
972 (interfaces . (note-collision-interface
973 axis-group-interface))))))
978 (X-extent . ,ly:axis-group-interface::width)
979 (Y-extent . ,ly:axis-group-interface::height)
980 (meta . ((class . Item)
981 (interfaces . (axis-group-interface
982 note-column-interface))))))
986 (stencil . ,ly:note-head::print)
987 (stem-attachment . ,ly:note-head::calc-stem-attachment)
988 (glyph-name . ,note-head::calc-glyph-name)
989 (Y-offset . ,ly:staff-symbol-referencer::callback)
990 (X-offset . ,ly:note-head::stem-x-shift)
991 (meta . ((class . Item)
992 (interfaces . (rhythmic-grob-interface
993 rhythmic-head-interface
997 staff-symbol-referencer-interface))))))
1001 (stem-spacing-correction . 0.5)
1002 (same-direction-correction . 0.25)
1003 ;; Changed this from 0.75.
1004 ;; If you ever change this back, please document! --hwn
1005 (knee-spacing-correction . 1.0)
1006 (meta . ((class . Item)
1007 (interfaces . (spacing-interface
1008 note-spacing-interface))))))
1012 (stencil . ,ly:text-interface::print)
1013 (meta . ((class . Item)
1014 (interfaces . (note-name-interface
1016 font-interface))))))
1020 (self-alignment-X . 0)
1021 (break-visibility . ,begin-of-line-visible)
1022 (X-offset . ,(ly:make-simple-closure
1023 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1024 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1026 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1027 (stencil . ,ly:text-interface::print)
1029 ;; no Y dimensions, because of lyrics under tenor clef.
1030 (Y-extent . (0 . 0))
1031 (font-shape . italic)
1033 (staff-padding . 0.2)
1035 (meta . ((class . Item)
1036 (interfaces . (text-interface
1037 self-alignment-interface
1038 side-position-interface
1039 font-interface))))))
1043 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1044 (stencil . ,ly:ottava-bracket::print)
1045 (font-shape . italic)
1046 (shorten-pair . (0.0 . -0.6))
1047 (staff-padding . 1.0)
1049 (minimum-length . 1.0)
1050 (dash-fraction . 0.3)
1051 (edge-height . (0 . 1.2))
1053 (meta . ((class . Spanner)
1054 (interfaces . (ottava-bracket-interface
1055 horizontal-bracket-interface
1057 side-position-interface
1059 text-interface))))))
1064 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1065 ;; (stencil . ,ly:paper-column::print)
1066 (X-extent . ,ly:axis-group-interface::width)
1069 ;; (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))))))
1076 . ((stencil . ,parentheses-item::print)
1079 (meta . ((class . Item)
1080 (interfaces . (parentheses-interface font-interface))))
1084 . ((details . ,default-slur-details)
1085 (control-points . ,ly:slur::calc-control-points)
1086 (direction . ,ly:slur::calc-direction)
1087 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1088 (Y-extent . ,ly:slur::height)
1089 (stencil . ,ly:slur::print)
1091 (minimum-length . 1.5)
1092 (height-limit . 2.0)
1094 (meta . ((class . Spanner)
1095 (interfaces . (slur-interface))))))
1097 (NonMusicalPaperColumn
1100 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1101 (X-extent . ,ly:axis-group-interface::width)
1102 ;; (stencil . ,ly:paper-column::print)
1106 ;; debugging stuff: print column number.
1107 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1109 (meta . ((class . Paper_column)
1110 (interfaces . (paper-column-interface
1111 axis-group-interface
1112 spaceable-grob-interface))))))
1116 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1117 (stencil . ,ly:multi-measure-rest::percent)
1120 (font-encoding . fetaMusic)
1121 (meta . ((class . Spanner)
1122 (interfaces . (multi-measure-rest-interface
1124 percent-repeat-interface))))))
1125 (PercentRepeatCounter
1127 (stencil . ,ly:text-interface::print)
1128 (X-offset . ,(ly:make-simple-closure
1129 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1130 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1131 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1132 (self-alignment-X . 0)
1135 (staff-padding . 0.25)
1137 (font-encoding . fetaNumber)
1138 (meta . ((class . Spanner)
1139 (interfaces . (side-position-interface
1140 self-alignment-interface
1141 percent-repeat-interface
1143 text-interface))))))
1145 ;; an example of a text spanner
1148 (stencil . ,ly:piano-pedal-bracket::print)
1150 (bound-padding . 1.0)
1152 (bracket-flare . (0.5 . 0.5))
1153 (edge-height . (1.0 . 1.0))
1154 (shorten-pair . (0.0 . 0.0))
1156 (meta . ((class . Spanner)
1157 (interfaces . (line-interface
1158 piano-pedal-interface
1159 piano-pedal-bracket-interface))))))
1163 (stencil . ,ly:text-interface::print)
1164 (X-offset . ,(ly:make-simple-closure
1166 ,(ly:make-simple-closure
1167 (list ly:break-alignment-align-interface::self-align-callback))
1168 ,(ly:make-simple-closure
1169 (list ly:self-alignment-interface::x-aligned-on-self)))))
1171 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1172 (self-alignment-X . 0)
1177 (break-visibility . ,end-of-line-invisible)
1178 (break-align-symbol . staff-bar)
1180 (meta . ((class . Item)
1181 (interfaces . (text-interface
1182 side-position-interface
1183 break-alignment-align-interface
1186 self-alignment-interface))))))
1191 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1194 (meta . ((class . Item)
1195 (interfaces . (percent-repeat-interface))))))
1198 (stencil . ,ly:tie::print)
1199 (control-points . ,ly:semi-tie::calc-control-points)
1200 (direction . ,ly:semi-tie::calc-direction)
1201 (details . ((ratio . 0.333)
1202 (height-limit . 1.0)))
1204 (meta . ((class . Item)
1205 (interfaces . (semi-tie-interface))
1213 (head-direction . ,RIGHT)
1214 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1215 (meta . ((class . Item)
1216 (interfaces . (semi-tie-column-interface))
1222 (stencil . ,ly:rest::print)
1223 (X-extent . ,ly:rest::width)
1224 (Y-extent . ,ly:rest::height)
1225 (Y-offset . ,ly:rest::y-offset-callback)
1226 (minimum-distance . 0.25)
1227 (meta . ((class . Item)
1228 (interfaces . (font-interface
1229 rhythmic-head-interface
1230 rhythmic-grob-interface
1231 staff-symbol-referencer-interface
1232 rest-interface))))))
1236 (minimum-distance . 0.75)
1237 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1238 (meta . ((class . Item)
1239 (interfaces . (rest-collision-interface))))))
1243 ;; don't set direction here: it breaks staccato.
1245 ;; This value is sensitive: if too large, staccato dots will move a
1248 (staff-padding . 0.25)
1249 ;; (script-priority . 0) priorities for scripts, see script.scm
1250 (X-offset . , ly:self-alignment-interface::centered-on-x-parent)
1253 (stencil . ,ly:script-interface::print)
1254 (direction . ,ly:script-interface::calc-direction)
1255 (font-encoding . fetaMusic)
1256 (meta . ((class . Item)
1257 (interfaces . (script-interface
1258 side-position-interface
1259 font-interface))))))
1263 (before-line-breaking . ,ly:script-column::before-line-breaking)
1264 (meta . ((class . Item)
1265 (interfaces . (script-column-interface))))))
1271 (meta . ((class . Item)
1272 (interfaces . (spacing-interface
1273 separation-item-interface))))))
1275 (SeparatingGroupSpanner
1277 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1278 (meta . ((class . Spanner)
1279 (interfaces . (only-prebreak-interface
1281 separation-spanner-interface))))))
1284 . ((details . ,default-slur-details)
1285 (control-points . ,ly:slur::calc-control-points)
1286 (direction . ,ly:slur::calc-direction)
1287 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1288 (Y-extent . ,ly:slur::height)
1289 (stencil . ,ly:slur::print)
1291 (line-thickness . 0.8)
1292 (minimum-length . 1.5)
1293 (height-limit . 2.0)
1295 (avoid-slur . inside)
1296 (meta . ((class . Spanner)
1297 (interfaces . (slur-interface))))))
1301 (stencil . ,ly:text-interface::print)
1302 (direction . ,RIGHT)
1303 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1304 (no-spacing-rods . #t)
1305 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1306 (font-shape . italic)
1307 (self-alignment-X . 0)
1308 (meta . ((class . Item)
1309 (interfaces . (text-interface
1310 self-alignment-interface
1311 font-interface))))))
1313 (SostenutoPedalLineSpanner
1316 (Y-extent . ,ly:axis-group-interface::height)
1317 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1319 (staff-padding . 1.0)
1321 (minimum-space . 1.0)
1323 (meta . ((class . Spanner)
1324 (interfaces . (piano-pedal-interface
1325 axis-group-interface
1326 side-position-interface))))))
1329 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1330 (average-spacing-wishes . #t)
1331 (grace-space-factor . 0.6)
1332 (shortest-duration-space . 2.0)
1333 (spacing-increment . 1.2)
1334 (base-shortest-duration . ,(ly:make-moment 3 16))
1335 (meta . ((class . Spanner)
1336 (interfaces . (spacing-interface
1337 spacing-spanner-interface))))))
1341 (break-align-symbol . staff-bar)
1345 (stencil . ,ly:span-bar::print)
1346 (bar-size . ,ly:span-bar::calc-bar-size)
1347 (X-extent . ,ly:span-bar::width)
1348 (glyph-name . ,ly:span-bar::calc-glyph-name)
1349 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1354 ;; Ross. page 151 lists other values, we opt for a leaner look
1358 (hair-thickness . 1.6)
1359 (thick-thickness . 6.0)
1360 (meta . ((class . Item)
1361 (interfaces . (span-bar-interface
1363 bar-line-interface))))))
1367 (stencil . ,ly:text-interface::print)
1368 (font-series . bold)
1370 (X-offset . ,ly:side-position-interface::x-aligned-side)
1373 (meta . ((class . Item)
1374 (interfaces . (side-position-interface
1375 stanza-number-interface
1377 font-interface))))))
1383 (stem-spacing-correction . 0.4)
1384 (meta . ((class . Item)
1385 (interfaces . (spacing-interface
1386 staff-spacing-interface))))))
1391 (Y-extent . ,ly:staff-symbol::height)
1392 (stencil . ,ly:staff-symbol::print)
1394 (ledger-line-thickness . (1.0 . 0.1))
1396 (meta . ((class . Spanner)
1397 (interfaces . (staff-symbol-interface))))))
1401 (direction . ,ly:stem::calc-direction)
1402 (default-direction . ,ly:stem::calc-default-direction)
1403 (stem-end-position . ,ly:stem::calc-stem-end-position)
1404 (neutral-direction . ,DOWN)
1405 (stem-info . ,ly:stem::calc-stem-info)
1406 (positioning-done . ,ly:stem::calc-positioning-done)
1407 (stencil . ,ly:stem::print)
1408 (X-extent . ,ly:stem::width)
1409 (Y-extent . ,ly:stem::height)
1410 (length . ,ly:stem::calc-length)
1414 ;; 3.5 (or 3 measured from note head) is standard length
1415 ;; 32nd, 64th flagged stems should be longer
1416 (lengths . (3.5 3.5 3.5 4.5 5.0))
1418 ;; FIXME. 3.5 yields too long beams (according to Ross and
1419 ;; looking at Baerenreiter examples) for a number of common
1420 ;; boundary cases. Subtracting half a beam thickness fixes
1421 ;; this, but the bug may well be somewhere else.
1423 ;; FIXME this should come from 'lengths
1424 (beamed-lengths . (3.26 3.5 3.6))
1426 ;; The 'normal' minima
1427 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1428 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1430 ;; The 'extreme case' minima
1431 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1433 ;; Stems in unnatural (forced) direction should be shortened by
1434 ;; one staff space, according to [Roush & Gourlay].
1435 ;; Flagged stems we shorten only half a staff space.
1436 (stem-shorten . (1.0 0.5))
1440 ;; We use the normal minima as minimum for the ideal lengths,
1441 ;; and the extreme minima as abolute minimum length.
1443 (X-offset . ,ly:stem::offset-callback)
1444 (Y-offset . ,ly:staff-symbol-referencer::callback)
1445 (meta . ((class . Item)
1446 (interfaces . (stem-interface
1447 font-interface))))))
1451 (Y-extent . ,ly:stem-tremolo::height)
1452 (stencil . ,ly:stem-tremolo::print)
1454 (slope . ,ly:stem-tremolo::calc-slope)
1455 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1456 (style . ,ly:stem-tremolo::calc-style)
1457 (beam-thickness . 0.48) ; staff-space
1458 (meta . ((class . Item)
1459 (interfaces . (stem-tremolo-interface))))))
1463 (stencil . ,print-circled-text-callback)
1465 (staff-padding . 0.5)
1466 (self-alignment-X . 0)
1467 (self-alignment-Y . 0)
1468 (script-priority . 100)
1469 (font-encoding . fetaNumber)
1470 (font-size . -5) ; don't overlap when next to heads.
1471 (meta . ((class . Item)
1472 (interfaces . (string-number-interface
1474 text-script-interface
1476 side-position-interface
1477 self-alignment-interface
1478 item-interface))))))
1482 (no-spacing-rods . #t)
1483 (stencil . ,ly:sustain-pedal::print)
1484 (self-alignment-X . 0)
1485 (direction . ,RIGHT)
1486 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1487 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1488 (meta . ((class . Item)
1489 (interfaces . (piano-pedal-interface
1490 text-spanner-interface
1492 self-alignment-interface
1493 font-interface))))))
1495 (SustainPedalLineSpanner
1498 (Y-extent . ,ly:axis-group-interface::height)
1499 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1502 (staff-padding . 1.2)
1503 (minimum-space . 1.0)
1505 (meta . ((class . Spanner)
1506 (interfaces . (piano-pedal-interface
1507 axis-group-interface
1508 side-position-interface))))))
1513 (X-extent . ,ly:axis-group-interface::width)
1514 (Y-extent . ,ly:axis-group-interface::height)
1515 (meta . ((class . System)
1516 (interfaces . (system-interface
1517 axis-group-interface))))))
1523 (stencil . ,ly:system-start-delimiter::print)
1524 (collapse-height . 5.0)
1525 (X-offset . ,ly:side-position-interface::x-aligned-side)
1527 (font-encoding . fetaBraces)
1529 (meta . ((class . Spanner)
1530 (interfaces . (system-start-delimiter-interface
1531 side-position-interface
1532 font-interface))))))
1538 (X-offset . ,ly:side-position-interface::x-aligned-side)
1540 (stencil . ,ly:system-start-delimiter::print)
1541 (style . line-bracket)
1543 (meta . ((class . Spanner)
1544 (interfaces . (font-interface
1545 side-position-interface
1546 system-start-delimiter-interface))))))
1551 (X-offset . ,ly:side-position-interface::x-aligned-side)
1553 (stencil . ,ly:system-start-delimiter::print)
1555 (collapse-height . 5.0)
1557 (meta . ((class . Spanner)
1558 (interfaces . (font-interface
1559 side-position-interface
1560 system-start-delimiter-interface))))))
1567 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1568 (X-offset . ,ly:side-position-interface::x-aligned-side)
1572 (stencil . ,ly:system-start-delimiter::print)
1573 (meta . ((class . Spanner)
1574 (interfaces . (side-position-interface
1575 system-start-delimiter-interface))))))
1580 (stencil . ,ly:text-interface::print)
1581 (Y-offset . ,ly:staff-symbol-referencer::callback)
1583 (stem-attachment . (0.0 . 1.35))
1584 (font-series . bold)
1585 (meta . ((class . Item)
1587 . (rhythmic-head-interface
1588 font-interface rhythmic-grob-interface
1590 staff-symbol-referencer-interface
1591 text-interface))))))
1595 (no-spacing-rods . #t)
1596 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1599 ;; sync with Fingering ?
1601 (staff-padding . 0.5)
1603 (stencil . ,ly:text-interface::print)
1604 (direction . ,ly:script-interface::calc-direction)
1606 (avoid-slur . around)
1607 (slur-padding . 0.5)
1608 (script-priority . 200)
1609 ;; todo: add X self alignment?
1610 (meta . ((class . Item)
1611 (interfaces . (text-script-interface
1613 side-position-interface
1614 font-interface))))))
1618 (stencil . ,ly:text-spanner::print)
1619 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1620 (font-shape . italic)
1621 (style . dashed-line)
1622 (staff-padding . 0.8)
1623 (dash-fraction . 0.2)
1627 (meta . ((class . Spanner)
1628 (interfaces . (text-spanner-interface
1629 side-position-interface
1630 font-interface))))))
1634 (control-points . ,ly:tie::calc-control-points)
1635 (avoid-slur . inside)
1636 (direction . ,ly:tie::calc-direction)
1637 (stencil . ,ly:tie::print)
1640 ;; for a full list, see tie-helper.cc
1642 (center-staff-line-clearance . 0.6)
1643 (tip-staff-line-clearance . 0.45)
1644 (note-head-gap . 0.2)
1646 (height-limit . 1.0)
1647 (horizontal-distance-penalty-factor . 10)
1648 (min-length-penalty-factor . 20)
1649 (tie-tie-collision-distance . 0.45)
1650 (tie-tie-collision-penalty . 25.0)
1651 (intra-space-threshold . 1.25)
1652 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1653 (outer-tie-length-symmetry-penalty-factor . 10)
1654 (outer-tie-vertical-gap . 0.25)
1655 (multi-tie-region-size . 1)
1656 (between-length-limit . 1.0)))
1658 (line-thickness . 0.8)
1659 (meta . ((class . Spanner)
1660 (interfaces . (tie-interface))))
1665 (positioning-done . ,ly:tie-column::calc-positioning-done)
1666 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1669 (meta . ((class . Spanner)
1670 (interfaces . (tie-column-interface))))))
1674 (stencil . ,ly:time-signature::print)
1675 (break-align-symbol . time-signature)
1676 (break-visibility . ,all-visible)
1678 (first-note . (fixed-space . 2.0))
1679 (right-edge . (extra-space . 0.5))
1680 (staff-bar . (minimum-space . 2.0))))
1683 (meta . ((class . Item)
1684 (interfaces . (time-signature-interface
1685 break-aligned-interface
1686 font-interface))))))
1690 (stencil . ,ly:dynamic-text-spanner::print)
1691 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1694 (staff-padding . 1.0)
1697 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1699 (meta . ((class . Spanner)
1700 (interfaces . (text-spanner-interface
1701 side-position-interface
1702 font-interface))))))
1704 (TrillPitchAccidental
1705 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1710 (stencil . ,ly:accidental-interface::print)
1711 (meta . ((class . Item)
1712 (interfaces . (item-interface
1713 accidental-interface
1714 side-position-interface
1715 font-interface))))))
1718 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1721 (stencil . ,parenthesize-elements)
1722 (direction . ,RIGHT)
1725 (meta . ((class . Item)
1726 (interfaces . (side-position-interface
1728 rhythmic-head-interface
1730 accidental-interface
1731 axis-group-interface))))))
1735 (stencil . ,ly:note-head::print)
1737 (Y-offset . ,ly:staff-symbol-referencer::callback)
1739 (meta . ((class . Item)
1740 (interfaces . (item-interface
1741 rhythmic-head-interface
1743 pitched-trill-interface
1745 staff-symbol-referencer-interface))))))
1751 (edge-height . (0.7 . 0.7))
1752 (shorten-pair . (-0.2 . -0.2))
1753 (staff-padding . 0.25)
1755 (direction . ,ly:tuplet-bracket::calc-direction)
1756 (positions . ,ly:tuplet-bracket::calc-positions)
1757 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1758 (control-points . ,ly:tuplet-bracket::calc-control-points)
1759 (stencil . ,ly:tuplet-bracket::print)
1761 (meta . ((class . Spanner)
1762 (interfaces . (line-interface
1763 tuplet-bracket-interface))))))
1767 (stencil . ,ly:tuplet-number::print)
1768 (font-shape . italic)
1770 (avoid-slur . inside)
1771 (meta . ((class . Spanner)
1772 (interfaces . (text-interface tuplet-number-interface
1773 font-interface))))))
1777 (stencil . ,ly:text-interface::print)
1778 (font-shape . italic)
1779 (no-spacing-rods . #t)
1780 (self-alignment-X . 0)
1781 (direction . ,RIGHT)
1782 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1783 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1784 (meta . ((class . Item)
1785 (interfaces . (text-interface
1786 self-alignment-interface
1787 font-interface))))))
1789 (UnaCordaPedalLineSpanner
1792 (Y-extent . ,ly:axis-group-interface::height)
1793 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1796 (staff-padding . 1.2)
1797 (minimum-space . 1.0)
1799 (meta . ((class . Spanner)
1800 (interfaces . (piano-pedal-interface
1801 axis-group-interface
1802 side-position-interface))))))
1808 (stencil . ,ly:vaticana-ligature::print)
1809 (meta . ((class . Spanner)
1810 (interfaces . (vaticana-ligature-interface
1811 font-interface))))))
1816 (positioning-done . ,ly:align-interface::calc-positioning-done)
1817 (after-line-breaking . ,ly:align-interface::stretch-after-break)
1818 (Y-extent . ,ly:axis-group-interface::height)
1819 (X-extent . ,ly:axis-group-interface::width)
1821 (meta . ((class . Spanner)
1822 (interfaces . (align-interface
1823 axis-group-interface))))))
1827 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
1829 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
1830 (X-extent . ,ly:axis-group-interface::width)
1831 (meta . ((class . Spanner)
1832 (interfaces . (axis-group-interface
1833 hara-kiri-group-interface
1834 vertically-spaceable-interface))))))
1839 (stencil . ,ly:volta-bracket-interface::print)
1842 (font-encoding . fetaNumber)
1843 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1845 (thickness . 1.6) ;; line-thickness
1846 (edge-height . (2.0 . 2.0)) ;; staff-space;
1849 (meta . ((class . Spanner)
1850 (interfaces . (volta-bracket-interface
1851 horizontal-bracket-interface
1854 side-position-interface
1866 (stencil . ,ly:line-spanner::print)
1867 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
1868 (meta . ((class . Spanner)
1869 (interfaces . (line-spanner-interface
1875 (define (completize-grob-entry x)
1876 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
1878 ;; (display (car x))
1880 (let* ((name-sym (car x))
1881 (grob-entry (cdr x))
1882 (meta-entry (cdr (assoc 'meta grob-entry)))
1883 (class (cdr (assoc 'class meta-entry)))
1885 (cdr (assoc 'interfaces meta-entry))))
1889 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
1890 ((eq? 'Spanner class)
1891 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
1892 ((eq? 'Paper_column class)
1893 (set! ifaces-entry (cons 'item-interface
1894 (cons 'paper-column-interface ifaces-entry))))
1895 ((eq? 'System class)
1896 (set! ifaces-entry (cons 'system-interface
1897 (cons 'spanner-interface ifaces-entry))))
1899 (ly:warning "Unknown class ~a" class)))
1900 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
1902 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
1903 (set! meta-entry (assoc-set! meta-entry 'interfaces
1905 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
1906 (cons name-sym grob-entry)))
1908 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1910 ;; (display (map pair? all-grob-descriptions))
1912 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1915 ;; (display (car x)) (newline)
1917 (set-object-property! (car x) 'translation-type? list?)
1918 (set-object-property! (car x) 'is-grob? #t))
1919 all-grob-descriptions)
1921 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))