1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (cautionary-style . parentheses)
24 (stencil . ,ly:accidental-interface::print)
26 . ,ly:accidental-interface::after-line-breaking)
27 (meta . ((class . Item)
28 (interfaces . (accidental-interface
33 (stencil . ,ly:accidental-interface::print)
34 (X-offset . ,(ly:make-simple-closure
36 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent))
37 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
38 (self-alignment-X . ,CENTER)
40 (cautionary-style . smaller)
41 (Y-offset . ,ly:side-position-interface::y-aligned-side)
42 (cautionary-style . parentheses)
44 (staff-padding . 0.25)
47 (meta . ((class . Item)
48 (interfaces . (side-position-interface
51 accidental-suggestion-interface
52 self-alignment-interface
58 ;; for horizontally stacked scripts.
59 (script-priority . -100)
62 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
63 (X-extent . ,ly:axis-group-interface::width)
65 ;; this is quite small, but it is very ugly to have
66 ;; accs closer to the previous note than to the next one.
67 (right-padding . 0.15)
68 (meta . ((class . Item)
69 (interfaces . (accidental-placement-interface))))))
74 (X-extent . ,ly:axis-group-interface::width)
75 (Y-extent . ,ly:axis-group-interface::height)
77 (clef . (extra-space . 0.5))
78 (key-signature . (extra-space . 0.0))
79 (staff-bar . (extra-space . 0.0))
80 (time-signature . (extra-space . 0.0))
81 (first-note . (fixed-space . 0.0))))
83 (break-align-symbol . ambitus)
84 (break-visibility . ,begin-of-line-visible)
85 (meta . ((class . Item)
86 (interfaces . (axis-group-interface
87 break-aligned-interface
88 ambitus-interface))))))
92 (stencil . ,ly:ambitus::print)
95 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
96 (meta . ((class . Item)
97 (interfaces . (ambitus-interface
98 staff-symbol-referencer-interface
102 (font-family . music)
104 (X-offset . ,ly:side-position-interface::x-aligned-side)
106 (cautionary-style . parentheses)
107 (stencil . ,ly:accidental-interface::print)
108 (after-line-breaking . ,ly:accidental-interface::after-line-breaking)
110 (meta . ((class . Item)
111 (interfaces . (item-interface
113 break-aligned-interface
114 side-position-interface
120 (stencil . ,ly:note-head::print)
121 (glyph-name . ,note-head::calc-glyph-name)
122 (Y-offset . ,ly:staff-symbol-referencer::callback)
123 (meta . ((class . Item)
124 (interfaces . (font-interface
127 staff-symbol-referencer-interface
128 rhythmic-head-interface
129 ledgered-interface))))))
132 . ((X-extent . ,ly:arpeggio::width)
133 (stencil . ,ly:arpeggio::print)
134 (Y-offset . ,ly:staff-symbol-referencer::callback)
135 (X-offset . ,ly:side-position-interface::x-aligned-side)
138 (script-priority . 0)
140 (staff-position . 0.0)
141 (meta . ((class . Item)
142 (interfaces . (arpeggio-interface
143 staff-symbol-referencer-interface
144 side-position-interface
149 (break-align-symbol . staff-bar)
153 (break-visibility . ,all-visible)
156 (stencil . ,ly:bar-line::print)
157 (glyph-name . ,bar-line::calc-glyph-name)
158 (bar-size . ,ly:bar-line::calc-bar-size)
161 (time-signature . (extra-space . 0.75))
162 (custos . (minimum-space . 2.0))
163 (clef . (minimum-space . 1.0))
164 (key-signature . (extra-space . 1.0))
165 (key-cancellation . (extra-space . 1.0))
166 (first-note . (fixed-space . 1.3))
167 (next-note . (semi-fixed-space . 1.3))
168 (right-edge . (extra-space . 0.0))))
171 ;; Ross. page 151 lists other values, we opt for a leaner look
174 ;; kern should scale with line-thickness too.
177 (hair-thickness . 1.9)
178 (thick-thickness . 6.0)
179 (meta . ((class . Item)
180 (interfaces . (bar-line-interface
181 break-aligned-interface
186 (stencil . ,ly:text-interface::print)
188 (break-visibility . ,begin-of-line-visible)
191 (font-family . roman)
193 (Y-offset . ,ly:side-position-interface::y-aligned-side)
195 (X-offset . ,(ly:make-simple-closure
197 ,(ly:make-simple-closure
198 (list ly:break-alignment-align-interface::self-align-callback))
199 ,(ly:make-simple-closure
200 (list ly:self-alignment-interface::x-aligned-on-self)))))
202 (self-alignment-X . 1)
204 ;; want the bar number before the clef at line start.
205 (break-align-symbol . left-edge)
208 (interfaces . (side-position-interface
210 break-alignment-align-interface
211 self-alignment-interface
218 (stencil . ,ly:text-interface::print)
219 (meta . ((class . Item)
220 (interfaces . (text-interface
221 rhythmic-grob-interface
222 bass-figure-interface
228 (threshold . (2 . 1000))
229 (positioning-done . ,ly:align-interface::calc-positioning-done)
230 (Y-extent . ,ly:axis-group-interface::height)
232 (meta . ((class . Spanner)
233 (interfaces . (align-interface
234 bass-figure-alignment-interface
235 axis-group-interface))))))
237 (BassFigureAlignmentPositioning
238 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
241 (Y-extent . ,ly:axis-group-interface::height)
243 (staff-padding . 1.0)
245 (meta . ((class . Spanner)
246 (interfaces . (side-position-interface
252 (stencil . ,ly:enclosing-bracket::print)
253 (X-extent . ,ly:enclosing-bracket::width)
254 (edge-height . (0.2 . 0.2))
255 (meta . ((class . Item)
256 (interfaces . (enclosing-bracket-interface)) ))
258 (BassFigureContinuation
260 (stencil . ,ly:figured-bass-continuation::print)
261 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
262 (meta . ((class . Spanner)
263 (interfaces . (figured-bass-continuation-interface))
268 (Y-extent . ,ly:axis-group-interface::height)
269 (meta . ((class . Spanner)
270 (interfaces . (axis-group-interface
276 ;; todo: clean this up a bit: the list is getting
279 (positions . ,(ly:make-simple-closure
280 (ly:make-simple-closure
281 (list chain-grob-member-functions
283 ly:beam::calc-least-squares-positions
284 ly:beam::slope-damping
285 ly:beam::shift-region-to-valid
289 ;; this is a hack to set stem lengths, if positions is set.
290 (quantized-positions . ,ly:beam::set-stem-lengths)
291 (concaveness . ,ly:beam::calc-concaveness)
292 (direction . ,ly:beam::calc-direction)
293 (shorten . ,ly:beam::calc-stem-shorten)
294 (beaming . ,ly:beam::calc-beaming)
295 (stencil . ,ly:beam::print)
298 ;; TODO: should be in SLT.
299 (thickness . 0.48) ; in staff-space
300 (neutral-direction . ,DOWN)
302 ;; Whe have some unreferenced problems here.
304 ;; If we shorten beamed stems less than normal stems (1 staff-space),
305 ;; or high order less than 8th beams, patterns like
306 ;; c''4 [c''8 c''] c''4 [c''16 c]
307 ;; are ugly (different stem lengths).
309 ;; But if we shorten 16th beams as much as 8th beams, a single
310 ;; forced 16th beam looks *very* short.
312 ;; We choose to shorten 8th beams the same as single stems,
313 ;; and high order beams less than 8th beams, so that all
314 ;; isolated shortened beams look nice and a bit shortened,
315 ;; sadly possibly breaking patterns with high order beams.
316 (beamed-stem-shorten . (1.0 0.5 0.25))
318 (auto-knee-gap . 5.5)
320 ;; only for debugging.
321 (font-family . roman)
322 (meta . ((class . Spanner)
323 (interfaces . (staff-symbol-referencer-interface
328 (stencil . ,fall::print)
330 (meta . ((class . Spanner)
331 (interfaces . (spanner-interface
332 bend-after-interface))))))
338 (positioning-done . ,ly:break-align-interface::calc-positioning-done)
339 (X-extent . ,ly:axis-group-interface::width)
340 (break-align-orders . ;; end of line
362 time-signature custos)
376 (meta . ((class . Item)
377 (interfaces . (break-alignment-interface
378 axis-group-interface))))))
383 (X-extent . ,ly:axis-group-interface::width)
384 (meta . ((class . Item)
385 (interfaces . (break-aligned-interface
386 axis-group-interface))))))
390 (break-align-symbol . breathing-sign)
393 (ambitus . (extra-space . 2.0))
394 (custos . (minimum-space . 1.0))
395 (key-signature . (minimum-space . 1.5))
396 (time-signature . (minimum-space . 1.5))
397 (staff-bar . (minimum-space . 1.5))
398 (clef . (minimum-space . 2.0))
399 (first-note . (fixed-space . 1.0)) ;huh?
400 (right-edge . (extra-space . 0.1))))
401 (stencil . ,ly:text-interface::print)
402 (text . ,(make-musicglyph-markup "scripts.rcomma"))
403 (Y-offset . ,ly:breathing-sign::offset-callback)
404 (break-visibility . ,begin-of-line-invisible)
405 (meta . ((class . Item)
406 (interfaces . (break-aligned-interface
407 breathing-sign-interface
413 (stencil . ,ly:clef::print)
414 (glyph-name . ,ly:clef::calc-glyph-name)
416 (font-family . music)
417 (break-align-symbol . clef)
418 (break-visibility . ,begin-of-line-visible)
419 (space-alist . ((ambitus . (extra-space . 2.0))
420 (staff-bar . (extra-space . 0.7))
421 (key-cancellation . (minimum-space . 3.5))
422 (key-signature . (minimum-space . 3.5))
423 (time-signature . (minimum-space . 4.2))
424 (first-note . (minimum-fixed-space . 5.0))
425 (next-note . (extra-space . 0.5))
426 (right-edge . (extra-space . 0.5))))
427 (Y-offset . ,ly:staff-symbol-referencer::callback)
428 (meta . ((class . Item)
429 (interfaces . (clef-interface
430 staff-symbol-referencer-interface
432 break-aligned-interface))))))
434 (ClusterSpannerBeacon
436 (Y-extent . ,ly:cluster-beacon::height)
437 (meta . ((class . Item)
438 (interfaces . (cluster-beacon-interface))))))
442 (springs-and-rods . ,ly:spanner::set-spacing-rods)
443 (stencil . ,ly:cluster::print)
444 (minimum-length . 0.0)
447 (meta . ((class . Spanner)
448 (interfaces . (cluster-interface))))))
452 (stencil . ,ly:text-interface::print)
453 (after-line-breaking . ,ly:chord-name::after-line-breaking)
457 (meta . ((class . Item)
458 (interfaces . (font-interface
459 rhythmic-grob-interface
466 (stencil . ,ly:text-interface::print)
467 (no-spacing-rods . #t)
468 (Y-offset . ,ly:side-position-interface::y-aligned-side)
469 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
472 (staff-padding . 0.5)
473 (script-priority . 200)
474 ;; todo: add X self alignment?
478 (meta . ((class . Item)
479 (interfaces . (text-script-interface
481 side-position-interface
486 (break-align-symbol . custos)
488 (stencil . ,ly:custos::print)
489 (break-visibility . ,end-of-line-visible)
491 (neutral-direction . ,DOWN)
492 (Y-offset . ,ly:staff-symbol-referencer::callback)
494 (first-note . (minimum-fixed-space . 0.0))
495 (right-edge . (extra-space . 0.1))))
496 (meta . ((class . Item)
499 staff-symbol-referencer-interface
501 break-aligned-interface))))))
507 (positioning-done . ,ly:dot-column::calc-positioning-done)
508 (X-extent . ,ly:axis-group-interface::width)
509 (X-offset . ,ly:dot-column::side-position)
510 (meta . ((class . Item)
511 (interfaces . (dot-column-interface
512 axis-group-interface))))))
516 (stencil . ,ly:dots::print)
517 (dot-count . ,dots::calc-dot-count)
518 (meta . ((class . Item)
519 (interfaces . (font-interface
520 staff-symbol-referencer-interface
525 (stencil . ,ly:percent-repeat-item-interface::double-percent)
528 (font-encoding . fetaMusic)
531 (break-align-symbol . staff-bar)
532 (break-visibility . ,begin-of-line-invisible)
533 (meta . ((class . Item)
534 (interfaces . (font-interface
535 break-aligned-interface
536 percent-repeat-interface))))))
538 (DoublePercentRepeatCounter
540 (stencil . ,ly:text-interface::print)
541 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
542 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
543 (Y-offset . ,ly:side-position-interface::y-aligned-side)
544 (font-encoding . fetaNumber)
545 (self-alignment-X . 0)
549 (staff-padding . 0.25)
551 (meta . ((class . Item)
552 (interfaces . (side-position-interface
553 self-alignment-interface
554 percent-repeat-interface
560 (Y-offset . ,ly:side-position-interface::y-aligned-side)
561 (staff-padding . 0.1)
563 (avoid-slur . outside)
565 (minimum-space . 1.2)
568 (Y-extent . ,ly:axis-group-interface::height)
569 (X-extent . ,ly:axis-group-interface::width)
570 (meta . ((class . Spanner)
571 (interfaces . (axis-group-interface
573 dynamic-line-spanner-interface
574 side-position-interface))))))
581 (stencil . ,ly:text-interface::print)
582 (direction . ,ly:script-interface::calc-direction)
584 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
585 (self-alignment-X . 0)
586 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
587 (self-alignment-Y . 0)
589 (font-encoding . fetaDynamic)
590 (font-shape . italic)
591 (avoid-slur . around)
592 (no-spacing-rods . #t)
593 (script-priority . 100)
594 (meta . ((class . Item)
595 (interfaces . (font-interface
597 self-alignment-interface
599 script-interface))))))
603 (stencil . ,ly:dynamic-text-spanner::print)
605 ;; rather ugh with NCSB
606 ;; (font-series . bold)
607 (font-shape . italic)
608 (style . dashed-line)
610 ;; need to blend with dynamic texts.
612 (bound-padding . 0.75)
613 (dash-fraction . 0.2)
615 (meta . ((class . Spanner)
616 (interfaces . (font-interface
618 line-spanner-interface
620 dynamic-text-spanner-interface
621 spanner-interface))))))
627 ;; sync with TextScript (?)
630 (avoid-slur . around)
632 (staff-padding . 0.5)
633 (self-alignment-X . 0)
634 (self-alignment-Y . 0)
635 (script-priority . 100)
637 (stencil . ,ly:text-interface::print)
638 (direction . ,ly:script-interface::calc-direction)
639 (text . ,fingering::calc-text)
640 (font-encoding . fetaNumber)
641 (font-size . -5) ; don't overlap when next to heads.
642 (meta . ((class . Item)
643 (interfaces . (finger-interface
645 text-script-interface
647 side-position-interface
648 self-alignment-interface
654 (zigzag-width . 0.75)
658 (stencil . ,ly:line-spanner::print)
659 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
660 (meta . ((class . Spanner)
661 (interfaces . (line-interface
662 line-spanner-interface))))))
666 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
667 (spacing-increment . 0.8)
668 (shortest-duration-space . 1.6)
669 (meta . ((class . Spanner)
670 (interfaces . (grace-spacing-interface
672 spacing-options-interface
673 spanner-interface))))))
678 (meta . ((class . Item)
679 (interfaces . (grid-point-interface))))))
683 (X-extent . ,ly:grid-line-interface::width)
684 (stencil . ,ly:grid-line-interface::print)
685 (self-alignment-X . ,CENTER)
686 (X-offset . ,(ly:make-simple-closure
687 `(,+ ,(ly:make-simple-closure
688 (list ly:self-alignment-interface::centered-on-x-parent))
689 ,(ly:make-simple-closure
690 (list ly:self-alignment-interface::x-aligned-on-self)))))
692 (meta . ((class . Item)
693 (interfaces . (self-alignment-interface
694 grid-line-interface))))))
698 (stencil . ,ly:hairpin::print)
699 (springs-and-rods . ,ly:spanner::set-spacing-rods)
700 (after-line-breaking . ,ly:hairpin::after-line-breaking)
701 (grow-direction . ,hairpin::calc-grow-direction)
705 (minimum-length . 2.0)
706 (bound-padding . 1.0)
707 (self-alignment-Y . 0)
708 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
709 (meta . ((class . Spanner)
710 (interfaces . (hairpin-interface
712 self-alignment-interface
714 spanner-interface))))))
719 (stencil . ,ly:horizontal-bracket::print)
720 (Y-offset . ,ly:side-position-interface::y-aligned-side)
722 (staff-padding . 0.2)
725 (bracket-flare . (0.5 . 0.5))
726 (meta . ((class . Spanner)
727 (interfaces . (horizontal-bracket-interface
728 side-position-interface
730 spanner-interface))))))
734 (stencil . ,ly:system-start-text::print)
735 (X-offset . ,ly:side-position-interface::x-aligned-side)
737 (self-alignment-Y . ,CENTER)
738 (meta . ((class . Spanner)
739 (interfaces . (system-start-text-interface
740 side-position-interface
746 (stencil . ,ly:text-interface::print)
747 (Y-offset . ,ly:side-position-interface::y-aligned-side)
748 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
751 (self-alignment-X . ,CENTER)
752 (meta . ((class . Item)
753 (interfaces . (system-start-text-interface
754 side-position-interface
759 (stencil . ,ly:key-signature-interface::print)
761 (time-signature . (extra-space . 1.25))
762 (staff-bar . (extra-space . 0.6))
763 (key-signature . (extra-space . 0.5))
764 (right-edge . (extra-space . 0.5))
765 (first-note . (fixed-space . 2.5))))
766 (Y-offset . ,ly:staff-symbol-referencer::callback)
767 (break-align-symbol . key-cancellation)
768 (break-visibility . ,begin-of-line-invisible)
770 (meta . ((class . Item)
771 (interfaces . (key-signature-interface
773 break-aligned-interface))))))
776 (stencil . ,ly:key-signature-interface::print)
778 (time-signature . (extra-space . 1.15))
779 (staff-bar . (extra-space . 1.1))
780 (right-edge . (extra-space . 0.5))
781 (first-note . (fixed-space . 2.5))))
782 (Y-offset . ,ly:staff-symbol-referencer::callback)
783 (break-align-symbol . key-signature)
784 (break-visibility . ,begin-of-line-visible)
786 (meta . ((class . Item)
787 (interfaces . (key-signature-interface
789 break-aligned-interface))))))
794 (stencil . ,ly:tie::print)
795 (control-points . ,ly:semi-tie::calc-control-points)
796 (direction . ,ly:semi-tie::calc-direction)
797 (details . ((ratio . 0.333)
798 (height-limit . 1.0)))
800 (meta . ((class . Item)
801 (interfaces . (semi-tie-interface))
805 (LaissezVibrerTieColumn
809 (head-direction . ,LEFT)
810 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
811 (meta . ((class . Item)
812 (interfaces . (semi-tie-column-interface))
818 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
819 (stencil . ,ly:ledger-line-spanner::print)
822 (minimum-length-fraction . 0.25)
823 (length-fraction . 0.25)
825 (meta . ((class . Spanner)
826 (interfaces . (ledger-line-interface))))))
830 (break-align-symbol . left-edge)
833 (break-visibility . ,center-invisible)
835 (custos . (extra-space . 0.0))
836 (ambitus . (extra-space . 2.0))
837 (time-signature . (extra-space . 1.0))
838 (staff-bar . (extra-space . 0.0))
839 (breathing-sign . (minimum-space . 0.0))
840 (clef . (extra-space . 0.8))
841 (first-note . (fixed-space . 2.0))
842 (right-edge . (extra-space . 0.0))
843 (key-signature . (extra-space . 0.0))
844 (key-cancellation . (extra-space . 0.0))
846 (meta . ((class . Item)
847 (interfaces . (break-aligned-interface))))))
851 ;; ugh. A ligature bracket is totally different from
856 (edge-height . (0.7 . 0.7))
857 (shorten-pair . (-0.2 . -0.2))
859 (positions . ,ly:tuplet-bracket::calc-positions)
860 (stencil . ,ly:tuplet-bracket::print)
861 (staff-padding . 0.25)
862 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
863 (control-points . ,ly:tuplet-bracket::calc-control-points)
864 (meta . ((class . Spanner)
865 (interfaces . (line-interface
866 tuplet-bracket-interface))))))
871 (stencil . ,ly:lyric-extender::print)
872 (thickness . 0.8) ; line-thickness
873 (minimum-length . 1.5)
875 (meta . ((class . Spanner)
876 (interfaces . (lyric-interface
877 lyric-extender-interface))))))
885 (minimum-length . 0.3)
886 (minimum-distance . 0.1)
888 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
889 (stencil . ,ly:hyphen-spanner::print)
891 (meta . ((class . Spanner)
892 (interfaces . (lyric-interface
894 lyric-hyphen-interface
895 spanner-interface))))))
898 . ((minimum-distance . 0.45)
899 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
903 (meta . ((class . Spanner)
904 (interfaces . (spanner-interface
905 lyric-hyphen-interface spacing-interface))
911 (stencil . ,lyric-text::print)
912 (text . ,lyric-text::calc-text)
913 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
914 (self-alignment-X . 0)
916 (font-series . bold-narrow)
918 (meta . ((class . Item)
919 (interfaces . (rhythmic-grob-interface
920 lyric-syllable-interface
921 self-alignment-interface
928 (Y-offset . ,ly:side-position-interface::y-aligned-side)
930 (stencil . ,ly:measure-grouping::print)
936 (meta . ((class . Spanner)
937 (interfaces . (side-position-interface
938 measure-grouping-interface))))))
942 (neutral-direction . ,DOWN)
943 (meta . ((class . Item)
944 (interfaces . (melody-spanner-interface spacing-interface))))))
949 (stencil . ,ly:mensural-ligature::print)
950 (meta . ((class . Spanner)
951 (interfaces . (mensural-ligature-interface
956 (stencil . ,ly:text-interface::print)
957 (Y-offset . ,ly:side-position-interface::y-aligned-side)
961 (meta . ((class . Item)
962 (interfaces . (text-interface
963 side-position-interface
965 metronome-mark-interface))))))
970 (stencil . ,ly:multi-measure-rest::print)
971 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
972 (Y-offset . ,ly:staff-symbol-referencer::callback)
975 (thick-thickness . 6.6)
976 (hair-thickness . 2.0)
978 (meta . ((class . Spanner)
979 (interfaces . (multi-measure-rest-interface
980 multi-measure-interface
983 staff-symbol-referencer-interface))))))
986 (MultiMeasureRestNumber
988 (bound-padding . 2.0)
989 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
990 (stencil . ,ly:text-interface::print)
991 (X-offset . ,(ly:make-simple-closure
992 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
993 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
994 (Y-offset . ,ly:side-position-interface::y-aligned-side)
996 (self-alignment-X . 0)
999 (staff-padding . 0.4)
1000 (font-encoding . fetaNumber)
1001 (meta . ((class . Spanner)
1002 (interfaces . (side-position-interface
1003 multi-measure-interface
1004 self-alignment-interface
1009 (MultiMeasureRestText
1011 (stencil . ,ly:text-interface::print)
1012 (X-offset . ,(ly:make-simple-closure
1013 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1014 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1016 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1017 (self-alignment-X . 0)
1020 (staff-padding . 0.25)
1021 (meta . ((class . Spanner)
1022 (interfaces . (side-position-interface
1023 multi-measure-interface
1024 self-alignment-interface
1026 text-interface))))))
1028 (NonMusicalPaperColumn
1030 (allow-loose-spacing . #t)
1032 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1033 (X-extent . ,ly:axis-group-interface::width)
1034 ;; (stencil . ,ly:paper-column::print)
1037 (line-break-permission . allow)
1038 (page-break-permission . allow)
1040 ;; debugging stuff: print column number.
1041 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1043 (meta . ((class . Paper_column)
1044 (interfaces . (paper-column-interface
1045 axis-group-interface
1046 spaceable-grob-interface))))))
1051 (X-extent . ,ly:axis-group-interface::width)
1052 (Y-extent . ,ly:axis-group-interface::height)
1053 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1054 (meta . ((class . Item)
1055 (interfaces . (note-collision-interface
1056 axis-group-interface))))))
1061 (X-extent . ,ly:axis-group-interface::width)
1062 (Y-extent . ,ly:axis-group-interface::height)
1063 (meta . ((class . Item)
1064 (interfaces . (axis-group-interface
1065 note-column-interface))))))
1069 (stencil . ,ly:note-head::print)
1070 (duration-log . ,note-head::calc-duration-log)
1071 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1072 (glyph-name . ,note-head::calc-glyph-name)
1073 (Y-offset . ,ly:staff-symbol-referencer::callback)
1074 (X-offset . ,ly:note-head::stem-x-shift)
1075 (meta . ((class . Item)
1076 (interfaces . (rhythmic-grob-interface
1077 rhythmic-head-interface
1081 staff-symbol-referencer-interface))))))
1085 (stem-spacing-correction . 0.5)
1086 (same-direction-correction . 0.25)
1087 ;; Changed this from 0.75.
1088 ;; If you ever change this back, please document! --hwn
1089 (knee-spacing-correction . 1.0)
1090 (meta . ((class . Item)
1091 (interfaces . (spacing-interface
1092 note-spacing-interface))))))
1096 (stencil . ,ly:text-interface::print)
1097 (meta . ((class . Item)
1098 (interfaces . (note-name-interface
1100 font-interface))))))
1104 (self-alignment-X . 0)
1105 (break-visibility . ,begin-of-line-visible)
1106 (X-offset . ,(ly:make-simple-closure
1107 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1108 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1110 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1111 (stencil . ,ly:text-interface::print)
1113 ;; no Y dimensions, because of lyrics under tenor clef.
1114 (Y-extent . (0 . 0))
1115 (font-shape . italic)
1117 (staff-padding . 0.2)
1119 (meta . ((class . Item)
1120 (interfaces . (text-interface
1121 self-alignment-interface
1122 side-position-interface
1123 font-interface))))))
1127 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1128 (stencil . ,ly:ottava-bracket::print)
1129 (font-shape . italic)
1130 (shorten-pair . (0.0 . -0.6))
1131 (staff-padding . 1.0)
1133 (minimum-length . 1.0)
1134 (dash-fraction . 0.3)
1135 (edge-height . (0 . 1.2))
1137 (meta . ((class . Spanner)
1138 (interfaces . (ottava-bracket-interface
1139 horizontal-bracket-interface
1141 side-position-interface
1143 text-interface))))))
1148 (allow-loose-spacing . #t)
1149 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1150 ;; (stencil . ,ly:paper-column::print)
1151 (X-extent . ,ly:axis-group-interface::width)
1154 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1155 (meta . ((class . Paper_column)
1156 (interfaces . (paper-column-interface
1157 axis-group-interface
1158 spaceable-grob-interface))))))
1161 . ((stencil . ,parentheses-item::print)
1164 (meta . ((class . Item)
1165 (interfaces . (parentheses-interface font-interface))))
1169 . ((details . ,default-slur-details)
1170 (control-points . ,ly:slur::calc-control-points)
1171 (direction . ,ly:slur::calc-direction)
1172 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1173 (Y-extent . ,ly:slur::height)
1174 (stencil . ,ly:slur::print)
1176 (minimum-length . 1.5)
1177 (height-limit . 2.0)
1179 (meta . ((class . Spanner)
1180 (interfaces . (slur-interface))))))
1186 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1187 (stencil . ,ly:multi-measure-rest::percent)
1190 (font-encoding . fetaMusic)
1191 (meta . ((class . Spanner)
1192 (interfaces . (multi-measure-rest-interface
1194 percent-repeat-interface))))))
1195 (PercentRepeatCounter
1197 (stencil . ,ly:text-interface::print)
1198 (X-offset . ,(ly:make-simple-closure
1199 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1200 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1201 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1202 (self-alignment-X . 0)
1205 (staff-padding . 0.25)
1207 (font-encoding . fetaNumber)
1208 (meta . ((class . Spanner)
1209 (interfaces . (side-position-interface
1210 self-alignment-interface
1211 percent-repeat-interface
1213 text-interface))))))
1215 ;; an example of a text spanner
1218 (stencil . ,ly:piano-pedal-bracket::print)
1220 (bound-padding . 1.0)
1222 (bracket-flare . (0.5 . 0.5))
1223 (edge-height . (1.0 . 1.0))
1224 (shorten-pair . (0.0 . 0.0))
1226 (meta . ((class . Spanner)
1227 (interfaces . (line-interface
1228 piano-pedal-interface
1229 piano-pedal-bracket-interface))))))
1233 (stencil . ,ly:text-interface::print)
1234 (X-offset . ,(ly:make-simple-closure
1236 ,(ly:make-simple-closure
1237 (list ly:break-alignment-align-interface::self-align-callback))
1238 ,(ly:make-simple-closure
1239 (list ly:self-alignment-interface::x-aligned-on-self)))))
1241 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1242 (self-alignment-X . 0)
1247 (break-visibility . ,end-of-line-invisible)
1248 (break-align-symbol . staff-bar)
1250 (meta . ((class . Item)
1251 (interfaces . (text-interface
1252 side-position-interface
1253 break-alignment-align-interface
1256 self-alignment-interface))))))
1261 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1264 (meta . ((class . Item)
1265 (interfaces . (percent-repeat-interface))))))
1268 (stencil . ,ly:tie::print)
1269 (control-points . ,ly:semi-tie::calc-control-points)
1270 (direction . ,ly:semi-tie::calc-direction)
1271 (details . ((ratio . 0.333)
1272 (height-limit . 1.0)))
1274 (meta . ((class . Item)
1275 (interfaces . (semi-tie-interface))
1283 (head-direction . ,RIGHT)
1284 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1285 (meta . ((class . Item)
1286 (interfaces . (semi-tie-column-interface))
1292 (stencil . ,ly:rest::print)
1293 (duration-log . ,note-head::calc-duration-log)
1294 (X-extent . ,ly:rest::width)
1295 (Y-extent . ,ly:rest::height)
1296 (Y-offset . ,ly:rest::y-offset-callback)
1297 (minimum-distance . 0.25)
1298 (meta . ((class . Item)
1299 (interfaces . (font-interface
1300 rhythmic-head-interface
1301 rhythmic-grob-interface
1302 staff-symbol-referencer-interface
1303 rest-interface))))))
1307 (minimum-distance . 0.75)
1308 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1309 (meta . ((class . Item)
1310 (interfaces . (rest-collision-interface))))))
1314 ;; don't set direction here: it breaks staccato.
1316 ;; padding set in script definitions.
1317 (staff-padding . 0.25)
1318 ;; (script-priority . 0) priorities for scripts, see script.scm
1319 (X-offset . , ly:self-alignment-interface::centered-on-x-parent)
1321 (stencil . ,ly:script-interface::print)
1322 (direction . ,ly:script-interface::calc-direction)
1323 (font-encoding . fetaMusic)
1324 (meta . ((class . Item)
1325 (interfaces . (script-interface
1326 side-position-interface
1327 font-interface))))))
1331 (before-line-breaking . ,ly:script-column::before-line-breaking)
1332 (meta . ((class . Item)
1333 (interfaces . (script-column-interface))))))
1336 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1337 (meta . ((class . Item)
1338 (interfaces . (script-column-interface))))))
1344 (meta . ((class . Item)
1345 (interfaces . (spacing-interface
1346 separation-item-interface))))))
1348 (SeparatingGroupSpanner
1350 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1351 (meta . ((class . Spanner)
1352 (interfaces . (only-prebreak-interface
1354 separation-spanner-interface))))))
1357 . ((details . ,default-slur-details)
1358 (control-points . ,ly:slur::calc-control-points)
1359 (direction . ,ly:slur::calc-direction)
1360 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1361 (Y-extent . ,ly:slur::height)
1362 (stencil . ,ly:slur::print)
1364 (line-thickness . 0.8)
1365 (minimum-length . 1.5)
1366 (height-limit . 2.0)
1368 (avoid-slur . inside)
1369 (meta . ((class . Spanner)
1370 (interfaces . (slur-interface))))))
1374 (stencil . ,ly:text-interface::print)
1375 (direction . ,RIGHT)
1376 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1377 (no-spacing-rods . #t)
1378 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1379 (font-shape . italic)
1380 (self-alignment-X . 0)
1381 (meta . ((class . Item)
1382 (interfaces . (text-interface
1383 self-alignment-interface
1384 piano-pedal-script-interface
1385 font-interface))))))
1387 (SostenutoPedalLineSpanner
1390 (Y-extent . ,ly:axis-group-interface::height)
1391 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1393 (staff-padding . 1.0)
1395 (minimum-space . 1.0)
1397 (meta . ((class . Spanner)
1398 (interfaces . (piano-pedal-interface
1399 axis-group-interface
1400 side-position-interface))))))
1403 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1404 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1405 (average-spacing-wishes . #t)
1406 (shortest-duration-space . 2.0)
1407 (spacing-increment . 1.2)
1409 (base-shortest-duration . ,(ly:make-moment 3 16))
1410 (meta . ((class . Spanner)
1411 (interfaces . (spacing-interface
1412 spacing-options-interface
1413 spacing-spanner-interface))))))
1417 (break-align-symbol . staff-bar)
1421 (stencil . ,ly:span-bar::print)
1422 (bar-size . ,ly:span-bar::calc-bar-size)
1423 (X-extent . ,ly:span-bar::width)
1424 (glyph-name . ,ly:span-bar::calc-glyph-name)
1425 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1430 ;; Ross. page 151 lists other values, we opt for a leaner look
1434 (hair-thickness . 1.6)
1435 (thick-thickness . 6.0)
1436 (meta . ((class . Item)
1437 (interfaces . (span-bar-interface
1439 bar-line-interface))))))
1443 (stencil . ,ly:text-interface::print)
1444 (font-series . bold)
1446 (X-offset . ,ly:side-position-interface::x-aligned-side)
1449 (meta . ((class . Item)
1450 (interfaces . (side-position-interface
1451 stanza-number-interface
1453 font-interface))))))
1459 (stem-spacing-correction . 0.4)
1460 (meta . ((class . Item)
1461 (interfaces . (spacing-interface
1462 staff-spacing-interface))))))
1467 (Y-extent . ,ly:staff-symbol::height)
1468 (stencil . ,ly:staff-symbol::print)
1470 (ledger-line-thickness . (1.0 . 0.1))
1472 (meta . ((class . Spanner)
1473 (interfaces . (staff-symbol-interface))))))
1477 (direction . ,ly:stem::calc-direction)
1478 (duration-log . ,note-head::calc-duration-log)
1479 (default-direction . ,ly:stem::calc-default-direction)
1480 (stem-end-position . ,ly:stem::calc-stem-end-position)
1482 (neutral-direction . ,DOWN)
1483 (stem-info . ,ly:stem::calc-stem-info)
1484 (positioning-done . ,ly:stem::calc-positioning-done)
1485 (stencil . ,ly:stem::print)
1486 (X-extent . ,ly:stem::width)
1487 (Y-extent . ,ly:stem::height)
1488 (length . ,ly:stem::calc-length)
1492 ;; 3.5 (or 3 measured from note head) is standard length
1493 ;; 32nd, 64th flagged stems should be longer
1494 (lengths . (3.5 3.5 3.5 4.5 5.0))
1496 ;; FIXME. 3.5 yields too long beams (according to Ross and
1497 ;; looking at Baerenreiter examples) for a number of common
1498 ;; boundary cases. Subtracting half a beam thickness fixes
1499 ;; this, but the bug may well be somewhere else.
1501 ;; FIXME this should come from 'lengths
1502 (beamed-lengths . (3.26 3.5 3.6))
1504 ;; The 'normal' minima
1505 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1506 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1508 ;; The 'extreme case' minima
1509 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1511 ;; Stems in unnatural (forced) direction should be shortened by
1512 ;; one staff space, according to [Roush & Gourlay].
1513 ;; Flagged stems we shorten only half a staff space.
1514 (stem-shorten . (1.0 0.5))
1518 ;; We use the normal minima as minimum for the ideal lengths,
1519 ;; and the extreme minima as abolute minimum length.
1521 (X-offset . ,ly:stem::offset-callback)
1522 (Y-offset . ,ly:staff-symbol-referencer::callback)
1523 (meta . ((class . Item)
1524 (interfaces . (stem-interface
1525 font-interface))))))
1529 (Y-extent . ,ly:stem-tremolo::height)
1530 (stencil . ,ly:stem-tremolo::print)
1532 (slope . ,ly:stem-tremolo::calc-slope)
1533 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1534 (style . ,ly:stem-tremolo::calc-style)
1535 (beam-thickness . 0.48) ; staff-space
1536 (meta . ((class . Item)
1537 (interfaces . (stem-tremolo-interface))))))
1541 (stencil . ,print-circled-text-callback)
1542 (text . ,string-number::calc-text)
1544 (staff-padding . 0.5)
1545 (self-alignment-X . 0)
1546 (self-alignment-Y . 0)
1547 (script-priority . 100)
1548 (font-encoding . fetaNumber)
1549 (font-size . -5) ; don't overlap when next to heads.
1550 (meta . ((class . Item)
1551 (interfaces . (string-number-interface
1553 text-script-interface
1555 side-position-interface
1556 self-alignment-interface
1557 item-interface))))))
1561 (stencil . ,ly:text-interface::print)
1562 (text . ,stroke-finger::calc-text)
1563 (digit-names . #("p" "i" "m" "a" "x"))
1565 (staff-padding . 0.5)
1566 (self-alignment-X . 0)
1567 (self-alignment-Y . 0)
1568 (script-priority . 100)
1569 (font-shape . italic)
1570 (font-size . -4) ; don't overlap when next to heads.
1571 (meta . ((class . Item)
1572 (interfaces . (stroke-finger-interface
1574 text-script-interface
1576 side-position-interface
1577 self-alignment-interface
1578 item-interface))))))
1583 (no-spacing-rods . #t)
1584 (stencil . ,ly:sustain-pedal::print)
1585 (self-alignment-X . 0)
1586 (direction . ,RIGHT)
1587 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1588 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1589 (meta . ((class . Item)
1590 (interfaces . (piano-pedal-interface
1591 text-spanner-interface
1592 line-spanner-interface
1594 self-alignment-interface
1595 piano-pedal-script-interface
1596 font-interface))))))
1598 (SustainPedalLineSpanner
1601 (Y-extent . ,ly:axis-group-interface::height)
1602 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1605 (staff-padding . 1.2)
1606 (minimum-space . 1.0)
1608 (meta . ((class . Spanner)
1609 (interfaces . (piano-pedal-interface
1610 axis-group-interface
1611 side-position-interface))))))
1616 (X-extent . ,ly:axis-group-interface::width)
1617 (Y-extent . ,ly:axis-group-interface::height)
1618 (meta . ((class . System)
1619 (interfaces . (system-interface
1620 axis-group-interface))))))
1626 (stencil . ,ly:system-start-delimiter::print)
1627 (collapse-height . 5.0)
1628 (X-offset . ,ly:side-position-interface::x-aligned-side)
1630 (font-encoding . fetaBraces)
1632 (meta . ((class . Spanner)
1633 (interfaces . (system-start-delimiter-interface
1634 side-position-interface
1635 font-interface))))))
1641 (X-offset . ,ly:side-position-interface::x-aligned-side)
1643 (stencil . ,ly:system-start-delimiter::print)
1644 (style . line-bracket)
1646 (meta . ((class . Spanner)
1647 (interfaces . (font-interface
1648 side-position-interface
1649 system-start-delimiter-interface))))))
1654 (X-offset . ,ly:side-position-interface::x-aligned-side)
1656 (stencil . ,ly:system-start-delimiter::print)
1658 (collapse-height . 5.0)
1660 (meta . ((class . Spanner)
1661 (interfaces . (font-interface
1662 side-position-interface
1663 system-start-delimiter-interface))))))
1670 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1671 (X-offset . ,ly:side-position-interface::x-aligned-side)
1675 (stencil . ,ly:system-start-delimiter::print)
1676 (meta . ((class . Spanner)
1677 (interfaces . (side-position-interface
1678 system-start-delimiter-interface))))))
1683 (stencil . ,ly:text-interface::print)
1684 (Y-offset . ,ly:staff-symbol-referencer::callback)
1685 (duration-log . ,note-head::calc-duration-log)
1687 (stem-attachment . (0.0 . 1.35))
1688 (font-series . bold)
1689 (meta . ((class . Item)
1691 . (rhythmic-head-interface
1692 font-interface rhythmic-grob-interface
1694 staff-symbol-referencer-interface
1695 text-interface))))))
1699 (no-spacing-rods . #t)
1700 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1703 ;; sync with Fingering ?
1705 (staff-padding . 0.5)
1707 (stencil . ,ly:text-interface::print)
1708 (direction . ,ly:script-interface::calc-direction)
1710 (avoid-slur . around)
1711 (slur-padding . 0.5)
1712 (script-priority . 200)
1713 ;; todo: add X self alignment?
1714 (meta . ((class . Item)
1715 (interfaces . (text-script-interface
1717 side-position-interface
1718 font-interface))))))
1722 (stencil . ,ly:text-spanner::print)
1723 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1724 (font-shape . italic)
1725 (style . dashed-line)
1726 (staff-padding . 0.8)
1727 (dash-fraction . 0.2)
1731 (meta . ((class . Spanner)
1732 (interfaces . (text-spanner-interface
1733 line-spanner-interface
1734 side-position-interface
1735 font-interface))))))
1739 (control-points . ,ly:tie::calc-control-points)
1740 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1741 (avoid-slur . inside)
1742 (direction . ,ly:tie::calc-direction)
1743 (stencil . ,ly:tie::print)
1746 ;; for a full list, see tie-helper.cc
1748 (center-staff-line-clearance . 0.6)
1749 (tip-staff-line-clearance . 0.45)
1750 (note-head-gap . 0.2)
1752 (height-limit . 1.0)
1753 (horizontal-distance-penalty-factor . 10)
1754 (min-length-penalty-factor . 20)
1755 (tie-tie-collision-distance . 0.45)
1756 (tie-tie-collision-penalty . 25.0)
1757 (intra-space-threshold . 1.25)
1758 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1759 (outer-tie-length-symmetry-penalty-factor . 10)
1760 (outer-tie-vertical-gap . 0.25)
1761 (multi-tie-region-size . 1)
1762 (between-length-limit . 1.0)))
1765 (line-thickness . 0.8)
1766 (meta . ((class . Spanner)
1767 (interfaces . (tie-interface))))
1772 (positioning-done . ,ly:tie-column::calc-positioning-done)
1773 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1776 (meta . ((class . Spanner)
1777 (interfaces . (tie-column-interface))))))
1781 (stencil . ,ly:time-signature::print)
1782 (break-align-symbol . time-signature)
1783 (break-visibility . ,all-visible)
1785 (first-note . (fixed-space . 2.0))
1786 (right-edge . (extra-space . 0.5))
1787 (staff-bar . (minimum-space . 2.0))))
1790 (meta . ((class . Item)
1791 (interfaces . (time-signature-interface
1792 break-aligned-interface
1793 font-interface))))))
1797 (stencil . ,ly:dynamic-text-spanner::print)
1798 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1801 (staff-padding . 1.0)
1804 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1806 (meta . ((class . Spanner)
1807 (interfaces . (text-spanner-interface
1808 line-spanner-interface
1809 side-position-interface
1810 font-interface))))))
1812 (TrillPitchAccidental
1813 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1818 (stencil . ,ly:accidental-interface::print)
1819 (meta . ((class . Item)
1820 (interfaces . (item-interface
1821 trill-pitch-accidental-interface
1822 side-position-interface
1823 font-interface))))))
1826 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1829 (stencil . ,parenthesize-elements)
1830 (direction . ,RIGHT)
1833 (meta . ((class . Item)
1834 (interfaces . (side-position-interface
1836 rhythmic-head-interface
1838 accidental-interface
1839 axis-group-interface))))))
1843 (stencil . ,ly:note-head::print)
1845 (Y-offset . ,ly:staff-symbol-referencer::callback)
1847 (meta . ((class . Item)
1848 (interfaces . (item-interface
1849 rhythmic-head-interface
1851 pitched-trill-interface
1853 staff-symbol-referencer-interface))))))
1859 (edge-height . (0.7 . 0.7))
1860 (shorten-pair . (-0.2 . -0.2))
1861 (staff-padding . 0.25)
1862 (direction . ,ly:tuplet-bracket::calc-direction)
1863 (positions . ,ly:tuplet-bracket::calc-positions)
1864 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1865 (control-points . ,ly:tuplet-bracket::calc-control-points)
1866 (stencil . ,ly:tuplet-bracket::print)
1868 (meta . ((class . Spanner)
1869 (interfaces . (line-interface
1870 tuplet-bracket-interface))))))
1874 (stencil . ,ly:tuplet-number::print)
1875 (text . ,tuplet-number::calc-denominator-text)
1876 (font-shape . italic)
1878 (avoid-slur . inside)
1879 (meta . ((class . Spanner)
1880 (interfaces . (text-interface tuplet-number-interface
1881 font-interface))))))
1885 (stencil . ,ly:text-interface::print)
1886 (font-shape . italic)
1887 (no-spacing-rods . #t)
1888 (self-alignment-X . 0)
1889 (direction . ,RIGHT)
1890 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1891 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1892 (meta . ((class . Item)
1893 (interfaces . (text-interface
1894 piano-pedal-script-interface
1895 self-alignment-interface
1896 font-interface))))))
1898 (UnaCordaPedalLineSpanner
1901 (Y-extent . ,ly:axis-group-interface::height)
1902 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1905 (staff-padding . 1.2)
1906 (minimum-space . 1.0)
1908 (meta . ((class . Spanner)
1909 (interfaces . (piano-pedal-interface
1910 axis-group-interface
1911 side-position-interface))))))
1917 (stencil . ,ly:vaticana-ligature::print)
1918 (meta . ((class . Spanner)
1919 (interfaces . (vaticana-ligature-interface
1920 font-interface))))))
1925 (positioning-done . ,ly:align-interface::calc-positioning-done)
1926 (after-line-breaking . ,ly:align-interface::stretch-after-break)
1927 (Y-extent . ,ly:axis-group-interface::height)
1928 (X-extent . ,ly:axis-group-interface::width)
1931 (meta . ((class . Spanner)
1932 (interfaces . (align-interface
1933 axis-group-interface))))))
1937 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
1938 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
1939 (X-extent . ,ly:axis-group-interface::width)
1940 (meta . ((class . Spanner)
1941 (interfaces . (axis-group-interface
1942 hara-kiri-group-interface
1943 vertically-spaceable-interface))))))
1948 (stencil . ,ly:volta-bracket-interface::print)
1951 (font-encoding . fetaNumber)
1952 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1954 (thickness . 1.6) ;; line-thickness
1955 (edge-height . (2.0 . 2.0)) ;; staff-space;
1958 (meta . ((class . Spanner)
1959 (interfaces . (volta-bracket-interface
1960 horizontal-bracket-interface
1963 side-position-interface
1975 (stencil . ,ly:line-spanner::print)
1976 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
1977 (meta . ((class . Spanner)
1978 (interfaces . (line-spanner-interface
1984 (define (completize-grob-entry x)
1985 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
1987 ;; (display (car x))
1989 (let* ((name-sym (car x))
1990 (grob-entry (cdr x))
1991 (meta-entry (cdr (assoc 'meta grob-entry)))
1992 (class (cdr (assoc 'class meta-entry)))
1994 (cdr (assoc 'interfaces meta-entry))))
1998 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
1999 ((eq? 'Spanner class)
2000 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2001 ((eq? 'Paper_column class)
2002 (set! ifaces-entry (cons 'item-interface
2003 (cons 'paper-column-interface ifaces-entry))))
2004 ((eq? 'System class)
2005 (set! ifaces-entry (cons 'system-interface
2006 (cons 'spanner-interface ifaces-entry))))
2008 (ly:warning "Unknown class ~a" class)))
2009 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2011 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2012 (set! meta-entry (assoc-set! meta-entry 'interfaces
2014 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2015 (cons name-sym grob-entry)))
2017 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2019 ;; (display (map pair? all-grob-descriptions))
2021 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2024 ;; (display (car x)) (newline)
2026 (set-object-property! (car x) 'translation-type? list?)
2027 (set-object-property! (car x) 'is-grob? #t))
2028 all-grob-descriptions)
2030 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2032 (define pure-print-callbacks
2034 `(,ly:note-head::print . '())
2035 `(,ly:clef::print . '())
2036 `(,ly:text-interface::print . '())
2037 `(,ly:script-interface::print . '())))
2039 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2040 (define (pure-stencil-height grob start stop)
2041 (let ((sten (ly:grob-property-data grob 'stencil)))
2044 (pair? (assq sten pure-print-callbacks)))
2045 (ly:grob::stencil-height grob)
2048 (define pure-Y-extents
2050 `(,ly:staff-symbol::height . ())))
2052 (define Y-extent-conversions
2054 `(,ly:stem::height . ,ly:stem::pure-height)
2055 `(,ly:grob::stencil-height . ,pure-stencil-height)
2056 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2057 `(,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2058 `(,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2059 `(,ly:slur::height . ,ly:slur::pure-height)))
2061 (define pure-Y-offsets
2063 `(,ly:staff-symbol-referencer::callback . ())))
2065 (define Y-offset-conversions
2067 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2069 (define-public (pure-relevant grob)
2070 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2072 (pair? extent-callback)
2073 (pair? (assq extent-callback pure-Y-extents))
2075 (pair? (assq extent-callback Y-extent-conversions))
2077 (not (eq? extent-callback ly:grob::stencil-height))
2078 (pair? (assq (ly:grob-property-data grob 'stencil) pure-print-callbacks))
2079 (ly:stencil? (ly:grob-property-data grob 'stencil)))))))
2081 (define (pure-conversion pures conversions defsymbol defreturn rettype? grob start stop)
2082 (let* ((normal-callback (ly:grob-property-data grob defsymbol))
2085 (if (rettype? normal-callback)
2087 (if (pair? (assq normal-callback pures))
2088 (normal-callback grob)
2090 ((pure-callback (assq normal-callback conversions)))
2092 (if (pair? pure-callback)
2093 ((cdr pure-callback) grob start stop)
2096 (define-public (pure-Y-extent grob start stop)
2097 (pure-conversion pure-Y-extents Y-extent-conversions
2098 'Y-extent '(0 . 0) pair? grob start stop))
2100 (define-public (pure-Y-offset grob start stop)
2101 (pure-conversion pure-Y-offsets Y-offset-conversions
2102 'Y-offset 0 number? grob start stop))