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 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
24 (alteration . ,accidental-interface::calc-alteration)
25 (stencil . ,ly:accidental-interface::print)
26 (Y-extent . ,ly:accidental-interface::height)
28 . ,ly:accidental-interface::after-line-breaking)
29 (meta . ((class . Item)
30 (interfaces . (accidental-interface
36 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
37 (alteration . ,accidental-interface::calc-alteration)
38 (stencil . ,ly:accidental-interface::print)
39 (Y-extent . ,ly:accidental-interface::height)
41 . ,ly:accidental-interface::after-line-breaking)
42 (meta . ((class . Item)
43 (interfaces . (accidental-interface
49 (stencil . ,ly:accidental-interface::print)
50 (Y-extent . ,ly:accidental-interface::height)
51 (X-offset . ,(ly:make-simple-closure
53 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent))
54 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
55 (self-alignment-X . ,CENTER)
57 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
58 (alteration . ,accidental-interface::calc-alteration)
59 (Y-offset . ,ly:side-position-interface::y-aligned-side)
61 (staff-padding . 0.25)
62 (outside-staff-priority . 0)
65 (meta . ((class . Item)
66 (interfaces . (side-position-interface
69 accidental-suggestion-interface
70 self-alignment-interface
77 ;; for horizontally stacked scripts.
78 (script-priority . -100)
81 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
82 (X-extent . ,ly:axis-group-interface::width)
84 ;; this is quite small, but it is very ugly to have
85 ;; accs closer to the previous note than to the next one.
86 (right-padding . 0.15)
87 (meta . ((class . Item)
88 (interfaces . (accidental-placement-interface))))))
93 (X-extent . ,ly:axis-group-interface::width)
94 (Y-extent . ,ly:axis-group-interface::height)
96 (clef . (extra-space . 0.5))
97 (key-signature . (extra-space . 0.0))
98 (staff-bar . (extra-space . 0.0))
99 (time-signature . (extra-space . 0.0))
100 (first-note . (fixed-space . 0.0))))
102 (break-align-symbol . ambitus)
103 (break-visibility . ,begin-of-line-visible)
104 (meta . ((class . Item)
105 (interfaces . (axis-group-interface
106 break-aligned-interface
107 ambitus-interface))))))
111 (stencil . ,ly:ambitus::print)
114 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
115 (meta . ((class . Item)
116 (interfaces . (ambitus-interface
117 staff-symbol-referencer-interface
121 (font-family . music)
123 (X-offset . ,ly:side-position-interface::x-aligned-side)
125 (stencil . ,ly:accidental-interface::print)
126 (Y-extent . ,ly:accidental-interface::height)
127 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
128 (after-line-breaking . ,ly:accidental-interface::after-line-breaking)
130 (meta . ((class . Item)
133 break-aligned-interface
134 side-position-interface
140 (stencil . ,ly:note-head::print)
141 (glyph-name . ,note-head::calc-glyph-name)
142 (Y-offset . ,ly:staff-symbol-referencer::callback)
143 (meta . ((class . Item)
144 (interfaces . (font-interface
147 staff-symbol-referencer-interface
148 rhythmic-head-interface
149 ledgered-interface))))))
152 . ((X-extent . ,ly:arpeggio::width)
153 (stencil . ,ly:arpeggio::print)
154 (Y-offset . ,ly:staff-symbol-referencer::callback)
155 (X-offset . ,ly:side-position-interface::x-aligned-side)
158 (script-priority . 0)
160 (staff-position . 0.0)
161 (meta . ((class . Item)
162 (interfaces . (arpeggio-interface
163 staff-symbol-referencer-interface
164 side-position-interface
168 . ((stencil . ,ly:balloon-interface::print)
169 (text . ,(grob::calc-property-by-copy 'text))
170 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
171 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
172 (meta . ((class . Item)
173 (interfaces . (text-interface
177 (break-align-symbol . staff-bar)
181 (break-visibility . ,all-visible)
183 (stencil . ,ly:bar-line::print)
184 (glyph-name . ,bar-line::calc-glyph-name)
185 (bar-size . ,ly:bar-line::calc-bar-size)
188 (time-signature . (extra-space . 0.75))
189 (custos . (minimum-space . 2.0))
190 (clef . (minimum-space . 1.0))
191 (key-signature . (extra-space . 1.0))
192 (key-cancellation . (extra-space . 1.0))
193 (first-note . (fixed-space . 1.3))
194 (next-note . (semi-fixed-space . 0.9))
195 (right-edge . (extra-space . 0.0))))
198 ;; Ross. page 151 lists other values, we opt for a leaner look
201 ;; kern should scale with line-thickness too.
204 (hair-thickness . 1.9)
205 (thick-thickness . 6.0)
206 (meta . ((class . Item)
207 (interfaces . (bar-line-interface
208 break-aligned-interface
213 (stencil . ,ly:text-interface::print)
215 (break-visibility . ,begin-of-line-visible)
218 (font-family . roman)
220 (Y-offset . ,ly:side-position-interface::y-aligned-side)
222 (outside-staff-priority . 100)
223 (X-offset . ,(ly:make-simple-closure
225 ,(ly:make-simple-closure
226 (list ly:break-alignable-interface::self-align-callback))
227 ,(ly:make-simple-closure
228 (list ly:self-alignment-interface::x-aligned-on-self)))))
230 (self-alignment-X . 1)
232 ;; want the bar number before the clef at line start.
233 (break-align-symbol . left-edge)
236 (interfaces . (side-position-interface
238 break-alignable-interface
239 self-alignment-interface
246 (stencil . ,ly:text-interface::print)
247 (meta . ((class . Item)
248 (interfaces . (text-interface
249 rhythmic-grob-interface
250 bass-figure-interface
256 (threshold . (2 . 1000))
257 (positioning-done . ,ly:align-interface::calc-positioning-done)
258 (Y-extent . ,ly:axis-group-interface::height)
261 (meta . ((class . Spanner)
262 (interfaces . (align-interface
263 bass-figure-alignment-interface
264 axis-group-interface))))))
266 (BassFigureAlignmentPositioning
267 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
270 (Y-extent . ,ly:axis-group-interface::height)
272 (staff-padding . 1.0)
274 (meta . ((class . Spanner)
275 (interfaces . (side-position-interface
281 (stencil . ,ly:enclosing-bracket::print)
282 (X-extent . ,ly:enclosing-bracket::width)
283 (edge-height . (0.2 . 0.2))
284 (meta . ((class . Item)
285 (interfaces . (enclosing-bracket-interface)) ))
287 (BassFigureContinuation
289 (stencil . ,ly:figured-bass-continuation::print)
290 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
291 (meta . ((class . Spanner)
292 (interfaces . (figured-bass-continuation-interface))
297 (Y-extent . ,ly:axis-group-interface::height)
298 (skylines . ,ly:axis-group-interface::calc-skylines)
299 (meta . ((class . Spanner)
300 (interfaces . (axis-group-interface
306 ;; todo: clean this up a bit: the list is getting
309 (positions . ,(ly:make-simple-closure
310 (ly:make-simple-closure
311 (list chain-grob-member-functions
313 ly:beam::calc-least-squares-positions
314 ly:beam::slope-damping
315 ly:beam::shift-region-to-valid
319 ;; this is a hack to set stem lengths, if positions is set.
320 (quantized-positions . ,ly:beam::set-stem-lengths)
321 (concaveness . ,ly:beam::calc-concaveness)
322 (direction . ,ly:beam::calc-direction)
323 (shorten . ,ly:beam::calc-stem-shorten)
324 (beaming . ,ly:beam::calc-beaming)
325 (stencil . ,ly:beam::print)
328 (details . ((hint-direction-penalty . 20)))
329 ;; TODO: should be in SLT.
330 (thickness . 0.48) ; in staff-space
331 (neutral-direction . ,DOWN)
333 ;; Whe have some unreferenced problems here.
335 ;; If we shorten beamed stems less than normal stems (1 staff-space),
336 ;; or high order less than 8th beams, patterns like
337 ;; c''4 [c''8 c''] c''4 [c''16 c]
338 ;; are ugly (different stem lengths).
340 ;; But if we shorten 16th beams as much as 8th beams, a single
341 ;; forced 16th beam looks *very* short.
343 ;; We choose to shorten 8th beams the same as single stems,
344 ;; and high order beams less than 8th beams, so that all
345 ;; isolated shortened beams look nice and a bit shortened,
346 ;; sadly possibly breaking patterns with high order beams.
347 (beamed-stem-shorten . (1.0 0.5 0.25))
349 (auto-knee-gap . 5.5)
351 ;; only for debugging.
352 (font-family . roman)
353 (meta . ((class . Spanner)
354 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
355 (interfaces . (staff-symbol-referencer-interface
356 unbreakable-spanner-interface
361 (stencil . ,bend::print)
363 (meta . ((class . Spanner)
364 (interfaces . (spanner-interface
365 bend-after-interface))))))
371 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
372 (X-extent . ,ly:axis-group-interface::width)
373 (break-align-orders . ;; end of line
395 time-signature custos)
409 (meta . ((class . Item)
410 (interfaces . (break-alignment-interface
411 axis-group-interface))))))
416 (X-extent . ,ly:axis-group-interface::width)
417 (meta . ((class . Item)
418 (interfaces . (break-aligned-interface
419 axis-group-interface))))))
423 (break-align-symbol . breathing-sign)
426 (ambitus . (extra-space . 2.0))
427 (custos . (minimum-space . 1.0))
428 (key-signature . (minimum-space . 1.5))
429 (time-signature . (minimum-space . 1.5))
430 (staff-bar . (minimum-space . 1.5))
431 (clef . (minimum-space . 2.0))
432 (first-note . (fixed-space . 1.0)) ;huh?
433 (right-edge . (extra-space . 0.1))))
434 (stencil . ,ly:text-interface::print)
435 (text . ,(make-musicglyph-markup "scripts.rcomma"))
436 (Y-offset . ,ly:breathing-sign::offset-callback)
437 (break-visibility . ,begin-of-line-invisible)
438 (meta . ((class . Item)
439 (interfaces . (break-aligned-interface
440 breathing-sign-interface
446 (stencil . ,ly:clef::print)
447 (glyph-name . ,ly:clef::calc-glyph-name)
449 (avoid-slur . inside)
450 (font-family . music)
451 (break-align-symbol . clef)
452 (break-visibility . ,begin-of-line-visible)
453 (space-alist . ((ambitus . (extra-space . 2.0))
454 (staff-bar . (extra-space . 0.7))
455 (key-cancellation . (minimum-space . 3.5))
456 (key-signature . (minimum-space . 3.5))
457 (time-signature . (minimum-space . 4.2))
458 (first-note . (minimum-fixed-space . 5.0))
459 (next-note . (extra-space . 0.5))
460 (right-edge . (extra-space . 0.5))))
461 (Y-offset . ,ly:staff-symbol-referencer::callback)
462 (meta . ((class . Item)
463 (interfaces . (clef-interface
464 staff-symbol-referencer-interface
466 break-aligned-interface))))))
468 (ClusterSpannerBeacon
470 (Y-extent . ,ly:cluster-beacon::height)
471 (meta . ((class . Item)
472 (interfaces . (rhythmic-grob-interface
473 cluster-beacon-interface))))))
477 (springs-and-rods . ,ly:spanner::set-spacing-rods)
478 (stencil . ,ly:cluster::print)
479 (minimum-length . 0.0)
482 (meta . ((class . Spanner)
483 (interfaces . (cluster-interface))))))
487 (stencil . ,ly:text-interface::print)
488 (after-line-breaking . ,ly:chord-name::after-line-breaking)
492 (meta . ((class . Item)
493 (interfaces . (font-interface
494 rhythmic-grob-interface
501 (stencil . ,ly:text-interface::print)
502 (extra-spacing-width . (+inf.0 . -inf.0))
503 (Y-offset . ,ly:side-position-interface::y-aligned-side)
504 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
507 (staff-padding . 0.5)
508 (script-priority . 200)
509 ;; todo: add X self alignment?
513 (meta . ((class . Item)
514 (interfaces . (text-script-interface
516 side-position-interface
521 (break-align-symbol . custos)
523 (stencil . ,ly:custos::print)
524 (break-visibility . ,end-of-line-visible)
526 (neutral-direction . ,DOWN)
527 (Y-offset . ,ly:staff-symbol-referencer::callback)
529 (first-note . (minimum-fixed-space . 0.0))
530 (right-edge . (extra-space . 0.1))))
531 (meta . ((class . Item)
534 staff-symbol-referencer-interface
536 break-aligned-interface))))))
542 (positioning-done . ,ly:dot-column::calc-positioning-done)
543 (X-extent . ,ly:axis-group-interface::width)
544 (X-offset . ,ly:dot-column::side-position)
545 (meta . ((class . Item)
546 (interfaces . (dot-column-interface
547 axis-group-interface))))))
551 (stencil . ,ly:dots::print)
552 (dot-count . ,dots::calc-dot-count)
553 (staff-position . ,dots::calc-staff-position)
554 (meta . ((class . Item)
555 (interfaces . (font-interface
556 staff-symbol-referencer-interface
561 (stencil . ,ly:percent-repeat-item-interface::double-percent)
564 (font-encoding . fetaMusic)
567 (break-align-symbol . staff-bar)
568 (break-visibility . ,begin-of-line-invisible)
569 (meta . ((class . Item)
570 (interfaces . (font-interface
571 break-aligned-interface
572 percent-repeat-item-interface))))))
574 (DoublePercentRepeatCounter
576 (stencil . ,ly:text-interface::print)
577 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
578 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
579 (Y-offset . ,ly:side-position-interface::y-aligned-side)
580 (font-encoding . fetaNumber)
581 (self-alignment-X . 0)
585 (staff-padding . 0.25)
587 (meta . ((class . Item)
588 (interfaces . (side-position-interface
589 self-alignment-interface
590 percent-repeat-item-interface
596 (Y-offset . ,ly:side-position-interface::y-aligned-side)
597 (staff-padding . 0.1)
599 (avoid-slur . outside)
601 (minimum-space . 1.2)
604 (outside-staff-priority . 250)
605 (Y-extent . ,ly:axis-group-interface::height)
606 (X-extent . ,ly:axis-group-interface::width)
607 (meta . ((class . Spanner)
608 (interfaces . (axis-group-interface
610 dynamic-line-spanner-interface
611 side-position-interface))))))
618 (stencil . ,ly:text-interface::print)
619 (direction . ,ly:script-interface::calc-direction)
621 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
622 (self-alignment-X . 0)
623 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
624 (self-alignment-Y . 0)
626 (font-encoding . fetaDynamic)
627 (font-shape . italic)
628 (avoid-slur . around)
629 (extra-spacing-width . (+inf.0 . -inf.0))
630 (outside-staff-priority . 250)
631 (meta . ((class . Item)
632 (interfaces . (font-interface
634 self-alignment-interface
636 script-interface))))))
640 (stencil . ,ly:dynamic-text-spanner::print)
642 ;; rather ugh with NCSB
643 ;; (font-series . bold)
644 (font-shape . italic)
645 (style . dashed-line)
647 ;; need to blend with dynamic texts.
649 (bound-padding . 0.75)
650 (dash-fraction . 0.2)
652 (meta . ((class . Spanner)
653 (interfaces . (font-interface
655 line-spanner-interface
657 dynamic-text-spanner-interface
658 spanner-interface))))))
664 ;; sync with TextScript (?)
667 (avoid-slur . around)
669 (staff-padding . 0.5)
670 (self-alignment-X . 0)
671 (self-alignment-Y . 0)
672 (script-priority . 100)
673 (stencil . ,ly:text-interface::print)
674 (direction . ,ly:script-interface::calc-direction)
675 (text . ,fingering::calc-text)
676 (font-encoding . fetaNumber)
677 (font-size . -5) ; don't overlap when next to heads.
678 (meta . ((class . Item)
679 (interfaces . (finger-interface
681 text-script-interface
683 side-position-interface
684 self-alignment-interface
687 . ((stencil . ,fret-board::calc-stencil)
688 (finger-code . below-string)
689 (meta . ((class . Item)
690 (interfaces . (fret-diagram-interface
698 (zigzag-width . 0.75)
701 (stencil . ,ly:line-spanner::print)
702 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
703 (meta . ((class . Spanner)
704 (interfaces . (line-interface
705 unbreakable-spanner-interface
706 line-spanner-interface))))))
710 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
711 (spacing-increment . 0.8)
712 (shortest-duration-space . 1.6)
713 (meta . ((class . Spanner)
714 (interfaces . (grace-spacing-interface
716 spacing-options-interface
717 spanner-interface))))))
722 (meta . ((class . Item)
723 (interfaces . (grid-point-interface))))))
727 (X-extent . ,ly:grid-line-interface::width)
728 (stencil . ,ly:grid-line-interface::print)
729 (self-alignment-X . ,CENTER)
730 (X-offset . ,(ly:make-simple-closure
731 `(,+ ,(ly:make-simple-closure
732 (list ly:self-alignment-interface::centered-on-x-parent))
733 ,(ly:make-simple-closure
734 (list ly:self-alignment-interface::x-aligned-on-self)))))
736 (meta . ((class . Item)
737 (interfaces . (self-alignment-interface
738 grid-line-interface))))))
742 (stencil . ,ly:hairpin::print)
743 (springs-and-rods . ,ly:spanner::set-spacing-rods)
744 (after-line-breaking . ,ly:hairpin::after-line-breaking)
745 (grow-direction . ,hairpin::calc-grow-direction)
749 (minimum-length . 2.0)
750 (bound-padding . 1.0)
751 (self-alignment-Y . 0)
752 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
753 (meta . ((class . Spanner)
754 (interfaces . (hairpin-interface
756 self-alignment-interface
758 spanner-interface))))))
763 (stencil . ,ly:horizontal-bracket::print)
764 (Y-offset . ,ly:side-position-interface::y-aligned-side)
765 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
768 (staff-padding . 0.2)
771 (bracket-flare . (0.5 . 0.5))
772 (meta . ((class . Spanner)
773 (interfaces . (horizontal-bracket-interface
774 side-position-interface
776 spanner-interface))))))
780 (stencil . ,ly:system-start-text::print)
781 (X-offset . ,ly:side-position-interface::x-aligned-side)
783 (self-alignment-Y . ,CENTER)
784 (meta . ((class . Spanner)
785 (interfaces . (system-start-text-interface
786 side-position-interface
792 (stencil . ,ly:text-interface::print)
793 (Y-offset . ,ly:side-position-interface::y-aligned-side)
794 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
797 (self-alignment-X . ,CENTER)
798 (meta . ((class . Item)
799 (interfaces . (system-start-text-interface
800 side-position-interface
805 (stencil . ,ly:key-signature-interface::print)
806 (glyph-name-alist . ,cancellation-glyph-name-alist)
808 (time-signature . (extra-space . 1.25))
809 (staff-bar . (extra-space . 0.6))
810 (key-signature . (extra-space . 0.5))
811 (right-edge . (extra-space . 0.5))
812 (first-note . (fixed-space . 2.5))))
813 (Y-offset . ,ly:staff-symbol-referencer::callback)
814 (break-align-symbol . key-cancellation)
815 (break-visibility . ,begin-of-line-invisible)
817 (meta . ((class . Item)
818 (interfaces . (key-cancellation-interface
819 key-signature-interface
821 break-aligned-interface))))))
824 (stencil . ,ly:key-signature-interface::print)
825 (avoid-slur . inside)
826 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
828 (time-signature . (extra-space . 1.15))
829 (staff-bar . (extra-space . 1.1))
830 (right-edge . (extra-space . 0.5))
831 (first-note . (fixed-space . 2.5))))
832 (Y-offset . ,ly:staff-symbol-referencer::callback)
833 (break-align-symbol . key-signature)
834 (break-visibility . ,begin-of-line-visible)
836 (meta . ((class . Item)
837 (interfaces . (key-signature-interface
839 break-aligned-interface))))))
844 (stencil . ,ly:tie::print)
845 (control-points . ,ly:semi-tie::calc-control-points)
846 (direction . ,ly:tie::calc-direction)
847 (details . ((ratio . 0.333)
848 (height-limit . 1.0)))
849 (head-direction . ,LEFT)
851 (meta . ((class . Item)
852 (interfaces . (semi-tie-interface))
856 (LaissezVibrerTieColumn
860 (head-direction . ,LEFT)
861 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
862 (meta . ((class . Item)
863 (interfaces . (semi-tie-column-interface))
869 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
870 (stencil . ,ly:ledger-line-spanner::print)
873 (minimum-length-fraction . 0.25)
874 (length-fraction . 0.25)
876 (meta . ((class . Spanner)
877 (interfaces . (ledger-line-spanner-interface))))))
881 (break-align-symbol . left-edge)
884 (break-visibility . ,center-invisible)
886 (custos . (extra-space . 0.0))
887 (ambitus . (extra-space . 2.0))
888 (time-signature . (extra-space . 1.0))
889 (staff-bar . (extra-space . 0.0))
890 (breathing-sign . (minimum-space . 0.0))
891 (clef . (extra-space . 0.8))
892 (first-note . (fixed-space . 2.0))
893 (right-edge . (extra-space . 0.0))
894 (key-signature . (extra-space . 0.0))
895 (key-cancellation . (extra-space . 0.0))
897 (meta . ((class . Item)
898 (interfaces . (break-aligned-interface))))))
902 ;; ugh. A ligature bracket is totally different from
907 (edge-height . (0.7 . 0.7))
908 (shorten-pair . (-0.2 . -0.2))
910 (positions . ,ly:tuplet-bracket::calc-positions)
911 (stencil . ,ly:tuplet-bracket::print)
912 (staff-padding . 0.25)
913 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
914 (control-points . ,ly:tuplet-bracket::calc-control-points)
915 (meta . ((class . Spanner)
916 (interfaces . (line-interface
917 tuplet-bracket-interface))))))
922 (stencil . ,ly:lyric-extender::print)
923 (thickness . 0.8) ; line-thickness
924 (minimum-length . 1.5)
926 (meta . ((class . Spanner)
927 (interfaces . (lyric-interface
928 lyric-extender-interface))))))
936 (minimum-length . 0.3)
937 (minimum-distance . 0.1)
939 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
940 (stencil . ,ly:lyric-hyphen::print)
942 (meta . ((class . Spanner)
943 (interfaces . (lyric-interface
945 lyric-hyphen-interface
946 spanner-interface))))))
949 . ((minimum-distance . 0.45)
950 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
954 (meta . ((class . Spanner)
955 (interfaces . (spanner-interface
956 lyric-hyphen-interface ))
962 (stencil . ,lyric-text::print)
963 (text . ,(grob::calc-property-by-copy 'text))
964 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
965 (self-alignment-X . 0)
967 (font-series . bold-narrow)
969 (meta . ((class . Item)
970 (interfaces . (rhythmic-grob-interface
971 lyric-syllable-interface
972 self-alignment-interface
979 (Y-offset . ,ly:side-position-interface::y-aligned-side)
981 (stencil . ,ly:measure-grouping::print)
987 (meta . ((class . Spanner)
988 (interfaces . (side-position-interface
989 measure-grouping-interface))))))
993 (neutral-direction . ,DOWN)
994 (meta . ((class . Item)
995 (interfaces . (melody-spanner-interface ))))))
1000 (stencil . ,ly:mensural-ligature::print)
1001 (meta . ((class . Spanner)
1002 (interfaces . (mensural-ligature-interface
1003 font-interface))))))
1007 (stencil . ,ly:text-interface::print)
1008 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1012 (outside-staff-priority . 1000)
1013 (meta . ((class . Item)
1014 (interfaces . (text-interface
1015 side-position-interface
1017 metronome-mark-interface))))))
1022 (stencil . ,ly:multi-measure-rest::print)
1023 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1024 (Y-offset . ,ly:staff-symbol-referencer::callback)
1025 (staff-position . 0)
1027 (thick-thickness . 6.6)
1028 (hair-thickness . 2.0)
1030 (meta . ((class . Spanner)
1031 (interfaces . (multi-measure-rest-interface
1032 multi-measure-interface
1035 staff-symbol-referencer-interface))))))
1038 (MultiMeasureRestNumber
1040 (bound-padding . 2.0)
1041 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1042 (stencil . ,ly:text-interface::print)
1043 (X-offset . ,(ly:make-simple-closure
1044 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1045 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1046 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1048 (self-alignment-X . 0)
1051 (staff-padding . 0.4)
1052 (font-encoding . fetaNumber)
1053 (meta . ((class . Spanner)
1054 (interfaces . (side-position-interface
1055 multi-measure-interface
1056 self-alignment-interface
1061 (MultiMeasureRestText
1063 (stencil . ,ly:text-interface::print)
1064 (X-offset . ,(ly:make-simple-closure
1065 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1066 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1068 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1069 (self-alignment-X . 0)
1072 (staff-padding . 0.25)
1073 (meta . ((class . Spanner)
1074 (interfaces . (side-position-interface
1075 multi-measure-interface
1076 self-alignment-interface
1078 text-interface))))))
1080 (NonMusicalPaperColumn
1082 (allow-loose-spacing . #t)
1084 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1085 (X-extent . ,ly:axis-group-interface::width)
1086 ;; (stencil . ,ly:paper-column::print)
1089 (line-break-permission . allow)
1090 (page-break-permission . allow)
1092 ;; debugging stuff: print column number.
1093 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1095 (meta . ((class . Paper_column)
1096 (interfaces . (paper-column-interface
1097 axis-group-interface
1098 spaceable-grob-interface))))))
1103 (X-extent . ,ly:axis-group-interface::width)
1104 (Y-extent . ,ly:axis-group-interface::height)
1105 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1106 (meta . ((class . Item)
1107 (interfaces . (note-collision-interface
1108 axis-group-interface))))))
1113 (X-extent . ,ly:axis-group-interface::width)
1114 (Y-extent . ,ly:axis-group-interface::height)
1115 (meta . ((class . Item)
1116 (interfaces . (axis-group-interface
1117 note-column-interface))))))
1121 (stencil . ,ly:note-head::print)
1122 (duration-log . ,note-head::calc-duration-log)
1123 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1124 (glyph-name . ,note-head::calc-glyph-name)
1125 (Y-offset . ,ly:staff-symbol-referencer::callback)
1126 (X-offset . ,ly:note-head::stem-x-shift)
1127 (meta . ((class . Item)
1128 (interfaces . (rhythmic-grob-interface
1129 rhythmic-head-interface
1133 staff-symbol-referencer-interface))))))
1137 (stem-spacing-correction . 0.5)
1138 (same-direction-correction . 0.25)
1139 ;; Changed this from 0.75.
1140 ;; If you ever change this back, please document! --hwn
1141 (knee-spacing-correction . 1.0)
1142 (meta . ((class . Item)
1144 note-spacing-interface))))))
1148 (stencil . ,ly:text-interface::print)
1149 (meta . ((class . Item)
1150 (interfaces . (note-name-interface
1152 font-interface))))))
1156 (self-alignment-X . 0)
1157 (break-visibility . ,begin-of-line-visible)
1158 (X-offset . ,(ly:make-simple-closure
1159 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1160 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1162 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1163 (stencil . ,ly:text-interface::print)
1164 (font-shape . italic)
1165 (staff-padding . 0.2)
1167 (meta . ((class . Item)
1168 (interfaces . (text-interface
1169 self-alignment-interface
1170 side-position-interface
1171 font-interface))))))
1175 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1176 (stencil . ,ly:ottava-bracket::print)
1177 (font-shape . italic)
1178 (shorten-pair . (0.0 . -0.6))
1179 (staff-padding . 1.0)
1181 (minimum-length . 1.0)
1182 (dash-fraction . 0.3)
1183 (edge-height . (0 . 1.2))
1185 (outside-staff-priority . 400)
1186 (meta . ((class . Spanner)
1187 (interfaces . (ottava-bracket-interface
1188 horizontal-bracket-interface
1190 side-position-interface
1192 text-interface))))))
1197 (allow-loose-spacing . #t)
1198 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1199 ;; (stencil . ,ly:paper-column::print)
1200 (X-extent . ,ly:axis-group-interface::width)
1203 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1204 (meta . ((class . Paper_column)
1205 (interfaces . (paper-column-interface
1206 axis-group-interface
1207 spaceable-grob-interface))))))
1210 . ((stencil . ,parentheses-item::print)
1211 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1214 (meta . ((class . Item)
1215 (interfaces . (parentheses-interface font-interface))))
1218 (HarmonicParenthesesItem
1219 . ((stencil . ,parentheses-item::print)
1221 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1222 (meta . ((class . Item)
1223 (interfaces . (parentheses-interface font-interface))))
1227 . ((details . ,default-slur-details)
1228 (control-points . ,ly:slur::calc-control-points)
1229 (direction . ,ly:slur::calc-direction)
1230 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1231 (Y-extent . ,ly:slur::height)
1232 (stencil . ,ly:slur::print)
1234 (minimum-length . 1.5)
1235 (height-limit . 2.0)
1237 (meta . ((class . Spanner)
1238 (interfaces . (slur-interface))))))
1244 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1245 (stencil . ,ly:multi-measure-rest::percent)
1248 (font-encoding . fetaMusic)
1249 (meta . ((class . Spanner)
1250 (interfaces . (multi-measure-rest-interface
1252 percent-repeat-item-interface))))))
1253 (PercentRepeatCounter
1255 (stencil . ,ly:text-interface::print)
1256 (X-offset . ,(ly:make-simple-closure
1257 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1258 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1259 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1260 (self-alignment-X . 0)
1263 (staff-padding . 0.25)
1265 (font-encoding . fetaNumber)
1266 (meta . ((class . Spanner)
1267 (interfaces . (side-position-interface
1268 self-alignment-interface
1269 percent-repeat-item-interface
1271 text-interface))))))
1273 ;; an example of a text spanner
1276 (stencil . ,ly:piano-pedal-bracket::print)
1278 (bound-padding . 1.0)
1280 (bracket-flare . (0.5 . 0.5))
1281 (edge-height . (1.0 . 1.0))
1282 (shorten-pair . (0.0 . 0.0))
1284 (meta . ((class . Spanner)
1285 (interfaces . (line-interface
1286 piano-pedal-interface
1287 piano-pedal-bracket-interface))))))
1291 (stencil . ,ly:text-interface::print)
1292 (X-offset . ,(ly:make-simple-closure
1294 ,(ly:make-simple-closure
1295 (list ly:break-alignable-interface::self-align-callback))
1296 ,(ly:make-simple-closure
1297 (list ly:self-alignment-interface::x-aligned-on-self)))))
1299 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1300 (self-alignment-X . 0)
1305 (break-visibility . ,end-of-line-invisible)
1306 (break-align-symbol . clef)
1308 (outside-staff-priority . 1500)
1309 (meta . ((class . Item)
1310 (interfaces . (text-interface
1311 side-position-interface
1312 break-alignable-interface
1315 self-alignment-interface))))))
1319 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1322 (meta . ((class . Item)
1323 (interfaces . (rhythmic-grob-interface
1324 percent-repeat-item-interface))))))
1328 (stencil . ,ly:tie::print)
1329 (control-points . ,ly:semi-tie::calc-control-points)
1330 (direction . ,ly:tie::calc-direction)
1331 (details . ((ratio . 0.333)
1332 (height-limit . 1.0)))
1334 (head-direction . ,RIGHT)
1335 (meta . ((class . Item)
1336 (interfaces . (semi-tie-interface))
1344 (direction . ,ly:tie::calc-direction)
1345 (head-direction . ,RIGHT)
1347 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1348 (meta . ((class . Item)
1349 (interfaces . (semi-tie-column-interface))
1355 (stencil . ,ly:rest::print)
1356 (duration-log . ,stem::calc-duration-log)
1357 (X-extent . ,ly:rest::width)
1358 (Y-extent . ,ly:rest::height)
1359 (Y-offset . ,ly:rest::y-offset-callback)
1360 (minimum-distance . 0.25)
1361 (meta . ((class . Item)
1362 (interfaces . (font-interface
1363 rhythmic-head-interface
1364 rhythmic-grob-interface
1365 staff-symbol-referencer-interface
1366 rest-interface))))))
1370 (minimum-distance . 0.75)
1371 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1372 (meta . ((class . Item)
1373 (interfaces . (rest-collision-interface))))))
1377 ;; don't set direction here: it breaks staccato.
1379 ;; padding set in script definitions.
1380 (staff-padding . 0.25)
1381 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
1382 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1385 (stencil . ,ly:script-interface::print)
1386 (direction . ,ly:script-interface::calc-direction)
1387 (font-encoding . fetaMusic)
1388 (meta . ((class . Item)
1389 (interfaces . (script-interface
1390 side-position-interface
1391 font-interface))))))
1395 (before-line-breaking . ,ly:script-column::before-line-breaking)
1396 (meta . ((class . Item)
1397 (interfaces . (script-column-interface))))))
1400 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1401 (meta . ((class . Item)
1402 (interfaces . (script-column-interface))))))
1406 (avoid-slur . inside)
1407 (X-extent . ,ly:axis-group-interface::width)
1408 (Y-extent . ,ly:axis-group-interface::height)
1409 (skylines . ,ly:separation-item::calc-skylines)
1410 (meta . ((class . Item)
1412 separation-item-interface))))))
1414 (SeparatingGroupSpanner
1416 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1417 (meta . ((class . Spanner)
1418 (interfaces . (only-prebreak-interface
1420 separating-group-spanner-interface))))))
1423 . ((details . ,default-slur-details)
1424 (control-points . ,ly:slur::calc-control-points)
1425 (direction . ,ly:slur::calc-direction)
1426 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1427 (Y-extent . ,ly:slur::height)
1428 (stencil . ,ly:slur::print)
1430 (line-thickness . 0.8)
1431 (minimum-length . 1.5)
1432 (height-limit . 2.0)
1434 (avoid-slur . inside)
1435 (meta . ((class . Spanner)
1436 (interfaces . (slur-interface))))))
1440 (stencil . ,ly:text-interface::print)
1441 (direction . ,RIGHT)
1442 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1443 (extra-spacing-width . (+inf.0 . -inf.0))
1444 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1445 (font-shape . italic)
1446 (self-alignment-X . 0)
1447 (meta . ((class . Item)
1448 (interfaces . (text-interface
1449 self-alignment-interface
1450 piano-pedal-script-interface
1451 font-interface))))))
1453 (SostenutoPedalLineSpanner
1456 (Y-extent . ,ly:axis-group-interface::height)
1457 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1459 (staff-padding . 1.0)
1461 (minimum-space . 1.0)
1463 (meta . ((class . Spanner)
1464 (interfaces . (piano-pedal-interface
1465 axis-group-interface
1466 side-position-interface))))))
1469 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1470 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1471 (average-spacing-wishes . #t)
1472 (shortest-duration-space . 2.0)
1473 (spacing-increment . 1.2)
1475 (base-shortest-duration . ,(ly:make-moment 3 16))
1476 (meta . ((class . Spanner)
1478 spacing-options-interface
1479 spacing-spanner-interface))))))
1483 (break-align-symbol . staff-bar)
1487 (stencil . ,ly:span-bar::print)
1488 (bar-size . ,ly:span-bar::calc-bar-size)
1489 (X-extent . ,ly:span-bar::width)
1490 (glyph-name . ,ly:span-bar::calc-glyph-name)
1491 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1496 ;; Ross. page 151 lists other values, we opt for a leaner look
1500 (hair-thickness . 1.6)
1501 (thick-thickness . 6.0)
1502 (meta . ((class . Item)
1503 (interfaces . (span-bar-interface
1505 bar-line-interface))))))
1509 (stencil . ,ly:text-interface::print)
1510 (font-series . bold)
1512 (X-offset . ,ly:side-position-interface::x-aligned-side)
1515 (meta . ((class . Item)
1516 (interfaces . (side-position-interface
1517 stanza-number-interface
1519 font-interface))))))
1525 (stem-spacing-correction . 0.4)
1526 (meta . ((class . Item)
1527 (interfaces . (staff-spacing-interface))))))
1532 (Y-extent . ,ly:staff-symbol::height)
1533 (stencil . ,ly:staff-symbol::print)
1535 (ledger-line-thickness . (1.0 . 0.1))
1537 (meta . ((class . Spanner)
1538 (interfaces . (staff-symbol-interface))))))
1542 (direction . ,ly:stem::calc-direction)
1543 (duration-log . ,stem::calc-duration-log)
1544 (default-direction . ,ly:stem::calc-default-direction)
1545 (stem-end-position . ,ly:stem::calc-stem-end-position)
1547 (neutral-direction . ,DOWN)
1548 (stem-info . ,ly:stem::calc-stem-info)
1549 (positioning-done . ,ly:stem::calc-positioning-done)
1550 (stencil . ,ly:stem::print)
1551 (X-extent . ,ly:stem::width)
1552 (Y-extent . ,ly:stem::height)
1553 (length . ,ly:stem::calc-length)
1557 ;; 3.5 (or 3 measured from note head) is standard length
1558 ;; 32nd, 64th flagged stems should be longer
1559 (lengths . (3.5 3.5 3.5 4.5 5.0))
1561 ;; FIXME. 3.5 yields too long beams (according to Ross and
1562 ;; looking at Baerenreiter examples) for a number of common
1563 ;; boundary cases. Subtracting half a beam thickness fixes
1564 ;; this, but the bug may well be somewhere else.
1566 ;; FIXME this should come from 'lengths
1567 (beamed-lengths . (3.26 3.5 3.6))
1569 ;; The 'normal' minima
1570 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1571 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1573 ;; The 'extreme case' minima
1574 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1576 ;; Stems in unnatural (forced) direction should be shortened by
1577 ;; one staff space, according to [Roush & Gourlay].
1578 ;; Flagged stems we shorten only half a staff space.
1579 (stem-shorten . (1.0 0.5))
1583 ;; We use the normal minima as minimum for the ideal lengths,
1584 ;; and the extreme minima as abolute minimum length.
1586 (X-offset . ,ly:stem::offset-callback)
1587 (Y-offset . ,ly:staff-symbol-referencer::callback)
1588 (meta . ((class . Item)
1589 (interfaces . (stem-interface
1590 font-interface))))))
1594 (Y-extent . ,ly:stem-tremolo::height)
1595 (stencil . ,ly:stem-tremolo::print)
1597 (slope . ,ly:stem-tremolo::calc-slope)
1598 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1599 (style . ,ly:stem-tremolo::calc-style)
1600 (beam-thickness . 0.48) ; staff-space
1601 (meta . ((class . Item)
1602 (interfaces . (stem-tremolo-interface))))))
1606 (stencil . ,print-circled-text-callback)
1607 (text . ,string-number::calc-text)
1609 (staff-padding . 0.5)
1610 (self-alignment-X . 0)
1611 (self-alignment-Y . 0)
1612 (script-priority . 100)
1613 (font-encoding . fetaNumber)
1614 (font-size . -5) ; don't overlap when next to heads.
1615 (meta . ((class . Item)
1616 (interfaces . (string-number-interface
1618 text-script-interface
1620 side-position-interface
1621 self-alignment-interface
1626 (stencil . ,ly:text-interface::print)
1627 (text . ,stroke-finger::calc-text)
1628 (digit-names . #("p" "i" "m" "a" "x"))
1630 (staff-padding . 0.5)
1631 (self-alignment-X . 0)
1632 (self-alignment-Y . 0)
1633 (script-priority . 100)
1634 (font-shape . italic)
1635 (font-size . -4) ; don't overlap when next to heads.
1636 (meta . ((class . Item)
1637 (interfaces . (stroke-finger-interface
1639 text-script-interface
1641 side-position-interface
1642 self-alignment-interface
1648 (extra-spacing-width . (+inf.0 . -inf.0))
1649 (stencil . ,ly:sustain-pedal::print)
1650 (self-alignment-X . 0)
1651 (direction . ,RIGHT)
1652 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1653 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1654 (meta . ((class . Item)
1655 (interfaces . (piano-pedal-interface
1656 text-spanner-interface
1657 line-spanner-interface
1659 self-alignment-interface
1660 piano-pedal-script-interface
1661 font-interface))))))
1663 (SustainPedalLineSpanner
1666 (Y-extent . ,ly:axis-group-interface::height)
1667 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1670 (staff-padding . 1.2)
1671 (minimum-space . 1.0)
1673 (meta . ((class . Spanner)
1674 (interfaces . (piano-pedal-interface
1675 axis-group-interface
1676 side-position-interface))))))
1681 (X-extent . ,ly:axis-group-interface::width)
1682 (Y-extent . ,ly:axis-group-interface::height)
1683 (skylines . ,ly:axis-group-interface::calc-skylines)
1684 (skyline-horizontal-padding . 1.0)
1685 (meta . ((class . System)
1686 (interfaces . (system-interface
1687 axis-group-interface))))))
1693 (stencil . ,ly:system-start-delimiter::print)
1694 (collapse-height . 5.0)
1695 (X-offset . ,ly:side-position-interface::x-aligned-side)
1697 (font-encoding . fetaBraces)
1699 (meta . ((class . Spanner)
1700 (interfaces . (system-start-delimiter-interface
1701 side-position-interface
1702 font-interface))))))
1708 (X-offset . ,ly:side-position-interface::x-aligned-side)
1710 (stencil . ,ly:system-start-delimiter::print)
1711 (style . line-bracket)
1713 (meta . ((class . Spanner)
1714 (interfaces . (font-interface
1715 side-position-interface
1716 system-start-delimiter-interface))))))
1721 (X-offset . ,ly:side-position-interface::x-aligned-side)
1723 (stencil . ,ly:system-start-delimiter::print)
1725 (collapse-height . 5.0)
1727 (meta . ((class . Spanner)
1728 (interfaces . (font-interface
1729 side-position-interface
1730 system-start-delimiter-interface))))))
1737 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1738 (X-offset . ,ly:side-position-interface::x-aligned-side)
1742 (stencil . ,ly:system-start-delimiter::print)
1743 (meta . ((class . Spanner)
1744 (interfaces . (side-position-interface
1745 system-start-delimiter-interface))))))
1749 (stencil . ,ly:text-interface::print)
1750 (Y-offset . ,ly:staff-symbol-referencer::callback)
1751 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1754 (stem-attachment . (0.0 . 1.35))
1755 (font-series . bold)
1756 (meta . ((class . Item)
1758 . (rhythmic-head-interface
1759 font-interface rhythmic-grob-interface
1761 staff-symbol-referencer-interface
1762 text-interface))))))
1766 (extra-spacing-width . (+inf.0 . -inf.0))
1767 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1768 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1772 ;; sync with Fingering ?
1774 (staff-padding . 0.5)
1776 (stencil . ,ly:text-interface::print)
1777 (direction . ,ly:script-interface::calc-direction)
1779 (outside-staff-priority . 450)
1780 (avoid-slur . around)
1781 (slur-padding . 0.5)
1782 (script-priority . 200)
1783 ;; todo: add X self alignment?
1784 (meta . ((class . Item)
1785 (interfaces . (text-script-interface
1787 side-position-interface
1788 font-interface))))))
1792 (stencil . ,ly:text-spanner::print)
1793 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1794 (font-shape . italic)
1795 (style . dashed-line)
1796 (staff-padding . 0.8)
1797 (dash-fraction . 0.2)
1801 (outside-staff-priority . 350)
1802 (meta . ((class . Spanner)
1803 (interfaces . (text-spanner-interface
1804 line-spanner-interface
1805 side-position-interface
1806 font-interface))))))
1810 (control-points . ,ly:tie::calc-control-points)
1811 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1812 (avoid-slur . inside)
1813 (direction . ,ly:tie::calc-direction)
1814 (stencil . ,ly:tie::print)
1817 ;; for a full list, see tie-details.cc
1819 (center-staff-line-clearance . 0.6)
1820 (tip-staff-line-clearance . 0.45)
1821 (note-head-gap . 0.2)
1823 (height-limit . 1.0)
1824 (horizontal-distance-penalty-factor . 10)
1825 (same-dir-as-stem-penalty . 8)
1826 (min-length-penalty-factor . 20)
1827 (tie-tie-collision-distance . 0.45)
1828 (tie-tie-collision-penalty . 25.0)
1829 (intra-space-threshold . 1.25)
1830 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1831 (outer-tie-length-symmetry-penalty-factor . 10)
1832 (vertical-distance-penalty-factor . 7)
1833 (outer-tie-vertical-gap . 0.25)
1834 (multi-tie-region-size . 1)
1835 (single-tie-region-size . 4)
1836 (between-length-limit . 1.0)))
1839 (line-thickness . 0.8)
1840 (meta . ((class . Spanner)
1841 (interfaces . (tie-interface))))
1846 (positioning-done . ,ly:tie-column::calc-positioning-done)
1847 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1850 (meta . ((class . Spanner)
1851 (interfaces . (tie-column-interface))))))
1855 (stencil . ,ly:time-signature::print)
1856 (break-align-symbol . time-signature)
1857 (break-visibility . ,all-visible)
1858 (avoid-slur . inside)
1860 (first-note . (fixed-space . 2.0))
1861 (right-edge . (extra-space . 0.5))
1862 (staff-bar . (minimum-space . 2.0))))
1865 (meta . ((class . Item)
1866 (interfaces . (time-signature-interface
1867 break-aligned-interface
1868 font-interface))))))
1872 (stencil . ,ly:dynamic-text-spanner::print)
1873 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1876 (staff-padding . 1.0)
1879 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1881 (outside-staff-priority . 50)
1882 (meta . ((class . Spanner)
1883 (interfaces . (text-spanner-interface
1884 line-spanner-interface
1885 side-position-interface
1886 font-interface))))))
1888 (TrillPitchAccidental
1889 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1894 (stencil . ,ly:accidental-interface::print)
1895 (Y-extent . ,ly:accidental-interface::height)
1896 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1897 (meta . ((class . Item)
1898 (interfaces . (trill-pitch-accidental-interface
1899 accidental-interface
1900 side-position-interface
1901 font-interface))))))
1904 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1907 (stencil . ,parenthesize-elements)
1908 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1909 (direction . ,RIGHT)
1912 (meta . ((class . Item)
1913 (interfaces . (side-position-interface
1914 parentheses-interface
1916 rhythmic-head-interface
1918 axis-group-interface))))))
1922 (stencil . ,ly:note-head::print)
1924 (Y-offset . ,ly:staff-symbol-referencer::callback)
1926 (meta . ((class . Item)
1927 (interfaces . (rhythmic-head-interface
1929 pitched-trill-interface
1931 staff-symbol-referencer-interface))))))
1937 (edge-height . (0.7 . 0.7))
1938 (shorten-pair . (-0.2 . -0.2))
1939 (staff-padding . 0.25)
1940 (direction . ,ly:tuplet-bracket::calc-direction)
1941 (positions . ,ly:tuplet-bracket::calc-positions)
1942 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1943 (control-points . ,ly:tuplet-bracket::calc-control-points)
1944 (stencil . ,ly:tuplet-bracket::print)
1946 (meta . ((class . Spanner)
1947 (interfaces . (line-interface
1948 tuplet-bracket-interface))))))
1952 (stencil . ,ly:tuplet-number::print)
1953 (text . ,tuplet-number::calc-denominator-text)
1954 (font-shape . italic)
1956 (avoid-slur . inside)
1957 (meta . ((class . Spanner)
1958 (interfaces . (text-interface tuplet-number-interface
1959 font-interface))))))
1963 (stencil . ,ly:text-interface::print)
1964 (font-shape . italic)
1965 (extra-spacing-width . (+inf.0 . -inf.0))
1966 (self-alignment-X . 0)
1967 (direction . ,RIGHT)
1968 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1969 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1970 (meta . ((class . Item)
1971 (interfaces . (text-interface
1972 piano-pedal-script-interface
1973 self-alignment-interface
1974 font-interface))))))
1976 (UnaCordaPedalLineSpanner
1979 (Y-extent . ,ly:axis-group-interface::height)
1980 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1983 (staff-padding . 1.2)
1984 (minimum-space . 1.0)
1986 (meta . ((class . Spanner)
1987 (interfaces . (piano-pedal-interface
1988 axis-group-interface
1989 side-position-interface))))))
1995 (stencil . ,ly:vaticana-ligature::print)
1996 (meta . ((class . Spanner)
1997 (interfaces . (vaticana-ligature-interface
1998 font-interface))))))
2003 (positioning-done . ,ly:align-interface::calc-positioning-done)
2004 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2005 (Y-extent . ,ly:axis-group-interface::height)
2006 (X-extent . ,ly:axis-group-interface::width)
2009 (skylines . ,ly:axis-group-interface::combine-skylines)
2010 (meta . ((class . Spanner)
2011 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2012 (interfaces . (align-interface
2013 axis-group-interface))))))
2017 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2018 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2019 (X-extent . ,ly:axis-group-interface::width)
2020 (skylines . ,ly:axis-group-interface::calc-skylines);
2021 (meta . ((class . Spanner)
2022 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2023 (interfaces . (axis-group-interface
2024 hara-kiri-group-spanner-interface
2025 vertically-spaceable-interface))))))
2030 (stencil . ,ly:volta-bracket-interface::print)
2033 (font-encoding . fetaNumber)
2034 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2036 (thickness . 1.6) ;; line-thickness
2037 (edge-height . (2.0 . 2.0)) ;; staff-space;
2040 (outside-staff-priority . 100)
2041 (meta . ((class . Spanner)
2042 (interfaces . (volta-bracket-interface
2043 horizontal-bracket-interface
2046 side-position-interface
2058 (stencil . ,ly:line-spanner::print)
2059 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
2060 (meta . ((class . Spanner)
2061 (interfaces . (line-spanner-interface
2067 (define (completize-grob-entry x)
2068 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2070 ;; (display (car x))
2072 (let* ((name-sym (car x))
2073 (grob-entry (cdr x))
2074 (meta-entry (cdr (assoc 'meta grob-entry)))
2075 (class (cdr (assoc 'class meta-entry)))
2077 (cdr (assoc 'interfaces meta-entry))))
2081 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2082 ((eq? 'Spanner class)
2083 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2084 ((eq? 'Paper_column class)
2085 (set! ifaces-entry (cons 'item-interface
2086 (cons 'paper-column-interface ifaces-entry))))
2087 ((eq? 'System class)
2088 (set! ifaces-entry (cons 'system-interface
2089 (cons 'spanner-interface ifaces-entry))))
2091 (ly:warning "Unknown class ~a" class)))
2093 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2094 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2096 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2097 (set! meta-entry (assoc-set! meta-entry 'interfaces
2099 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2100 (cons name-sym grob-entry)))
2102 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2104 ;; (display (map pair? all-grob-descriptions))
2106 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2109 ;; (display (car x)) (newline)
2111 (set-object-property! (car x) 'translation-type? list?)
2112 (set-object-property! (car x) 'is-grob? #t))
2113 all-grob-descriptions)
2115 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2117 (define pure-print-callbacks
2123 ly:text-interface::print
2124 ly:script-interface::print))
2126 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2127 (define (pure-stencil-height grob start stop)
2128 (let ((sten (ly:grob-property-data grob 'stencil)))
2131 (memq sten pure-print-callbacks))
2132 (ly:grob::stencil-height grob)
2135 (define pure-conversions-alist
2137 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2138 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2139 (,ly:stem::height . ,ly:stem::pure-height)
2140 (,ly:rest::height . ,ly:rest::pure-height)
2141 (,ly:grob::stencil-height . ,pure-stencil-height)
2142 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2143 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2144 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2145 (,ly:slur::height . ,ly:slur::pure-height)
2146 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2148 (define pure-functions
2150 ly:staff-symbol-referencer::callback
2151 ly:staff-symbol::height))
2153 (define-public (pure-relevant? grob)
2154 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2157 (pair? extent-callback)
2158 (memq extent-callback pure-functions)
2160 (pair? (assq extent-callback pure-conversions-alist))
2163 (not (eq? extent-callback ly:grob::stencil-height))
2164 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2165 (ly:stencil? (ly:grob-property-data grob 'stencil))
2169 (define-public (call-pure-function unpure args start end)
2170 (if (ly:simple-closure? unpure)
2171 (ly:eval-simple-closure (car args) unpure start end)
2172 (if (not (procedure? unpure))
2174 (if (memq unpure pure-functions)
2176 (let ((pure (assq unpure pure-conversions-alist)))
2180 (list (car args) start end)