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)
721 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
724 (staff-padding . 0.2)
727 (bracket-flare . (0.5 . 0.5))
728 (meta . ((class . Spanner)
729 (interfaces . (horizontal-bracket-interface
730 side-position-interface
732 spanner-interface))))))
736 (stencil . ,ly:system-start-text::print)
737 (X-offset . ,ly:side-position-interface::x-aligned-side)
739 (self-alignment-Y . ,CENTER)
740 (meta . ((class . Spanner)
741 (interfaces . (system-start-text-interface
742 side-position-interface
748 (stencil . ,ly:text-interface::print)
749 (Y-offset . ,ly:side-position-interface::y-aligned-side)
750 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
753 (self-alignment-X . ,CENTER)
754 (meta . ((class . Item)
755 (interfaces . (system-start-text-interface
756 side-position-interface
761 (stencil . ,ly:key-signature-interface::print)
763 (time-signature . (extra-space . 1.25))
764 (staff-bar . (extra-space . 0.6))
765 (key-signature . (extra-space . 0.5))
766 (right-edge . (extra-space . 0.5))
767 (first-note . (fixed-space . 2.5))))
768 (Y-offset . ,ly:staff-symbol-referencer::callback)
769 (break-align-symbol . key-cancellation)
770 (break-visibility . ,begin-of-line-invisible)
772 (meta . ((class . Item)
773 (interfaces . (key-signature-interface
775 break-aligned-interface))))))
778 (stencil . ,ly:key-signature-interface::print)
780 (time-signature . (extra-space . 1.15))
781 (staff-bar . (extra-space . 1.1))
782 (right-edge . (extra-space . 0.5))
783 (first-note . (fixed-space . 2.5))))
784 (Y-offset . ,ly:staff-symbol-referencer::callback)
785 (break-align-symbol . key-signature)
786 (break-visibility . ,begin-of-line-visible)
788 (meta . ((class . Item)
789 (interfaces . (key-signature-interface
791 break-aligned-interface))))))
796 (stencil . ,ly:tie::print)
797 (control-points . ,ly:semi-tie::calc-control-points)
798 (direction . ,ly:semi-tie::calc-direction)
799 (details . ((ratio . 0.333)
800 (height-limit . 1.0)))
802 (meta . ((class . Item)
803 (interfaces . (semi-tie-interface))
807 (LaissezVibrerTieColumn
811 (head-direction . ,LEFT)
812 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
813 (meta . ((class . Item)
814 (interfaces . (semi-tie-column-interface))
820 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
821 (stencil . ,ly:ledger-line-spanner::print)
824 (minimum-length-fraction . 0.25)
825 (length-fraction . 0.25)
827 (meta . ((class . Spanner)
828 (interfaces . (ledger-line-interface))))))
832 (break-align-symbol . left-edge)
835 (break-visibility . ,center-invisible)
837 (custos . (extra-space . 0.0))
838 (ambitus . (extra-space . 2.0))
839 (time-signature . (extra-space . 1.0))
840 (staff-bar . (extra-space . 0.0))
841 (breathing-sign . (minimum-space . 0.0))
842 (clef . (extra-space . 0.8))
843 (first-note . (fixed-space . 2.0))
844 (right-edge . (extra-space . 0.0))
845 (key-signature . (extra-space . 0.0))
846 (key-cancellation . (extra-space . 0.0))
848 (meta . ((class . Item)
849 (interfaces . (break-aligned-interface))))))
853 ;; ugh. A ligature bracket is totally different from
858 (edge-height . (0.7 . 0.7))
859 (shorten-pair . (-0.2 . -0.2))
861 (positions . ,ly:tuplet-bracket::calc-positions)
862 (stencil . ,ly:tuplet-bracket::print)
863 (staff-padding . 0.25)
864 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
865 (control-points . ,ly:tuplet-bracket::calc-control-points)
866 (meta . ((class . Spanner)
867 (interfaces . (line-interface
868 tuplet-bracket-interface))))))
873 (stencil . ,ly:lyric-extender::print)
874 (thickness . 0.8) ; line-thickness
875 (minimum-length . 1.5)
877 (meta . ((class . Spanner)
878 (interfaces . (lyric-interface
879 lyric-extender-interface))))))
887 (minimum-length . 0.3)
888 (minimum-distance . 0.1)
890 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
891 (stencil . ,ly:hyphen-spanner::print)
893 (meta . ((class . Spanner)
894 (interfaces . (lyric-interface
896 lyric-hyphen-interface
897 spanner-interface))))))
900 . ((minimum-distance . 0.45)
901 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
905 (meta . ((class . Spanner)
906 (interfaces . (spanner-interface
907 lyric-hyphen-interface spacing-interface))
913 (stencil . ,lyric-text::print)
914 (text . ,lyric-text::calc-text)
915 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
916 (self-alignment-X . 0)
918 (font-series . bold-narrow)
920 (meta . ((class . Item)
921 (interfaces . (rhythmic-grob-interface
922 lyric-syllable-interface
923 self-alignment-interface
930 (Y-offset . ,ly:side-position-interface::y-aligned-side)
932 (stencil . ,ly:measure-grouping::print)
938 (meta . ((class . Spanner)
939 (interfaces . (side-position-interface
940 measure-grouping-interface))))))
944 (neutral-direction . ,DOWN)
945 (meta . ((class . Item)
946 (interfaces . (melody-spanner-interface spacing-interface))))))
951 (stencil . ,ly:mensural-ligature::print)
952 (meta . ((class . Spanner)
953 (interfaces . (mensural-ligature-interface
958 (stencil . ,ly:text-interface::print)
959 (Y-offset . ,ly:side-position-interface::y-aligned-side)
963 (meta . ((class . Item)
964 (interfaces . (text-interface
965 side-position-interface
967 metronome-mark-interface))))))
972 (stencil . ,ly:multi-measure-rest::print)
973 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
974 (Y-offset . ,ly:staff-symbol-referencer::callback)
977 (thick-thickness . 6.6)
978 (hair-thickness . 2.0)
980 (meta . ((class . Spanner)
981 (interfaces . (multi-measure-rest-interface
982 multi-measure-interface
985 staff-symbol-referencer-interface))))))
988 (MultiMeasureRestNumber
990 (bound-padding . 2.0)
991 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
992 (stencil . ,ly:text-interface::print)
993 (X-offset . ,(ly:make-simple-closure
994 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
995 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
996 (Y-offset . ,ly:side-position-interface::y-aligned-side)
998 (self-alignment-X . 0)
1001 (staff-padding . 0.4)
1002 (font-encoding . fetaNumber)
1003 (meta . ((class . Spanner)
1004 (interfaces . (side-position-interface
1005 multi-measure-interface
1006 self-alignment-interface
1011 (MultiMeasureRestText
1013 (stencil . ,ly:text-interface::print)
1014 (X-offset . ,(ly:make-simple-closure
1015 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1016 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1018 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1019 (self-alignment-X . 0)
1022 (staff-padding . 0.25)
1023 (meta . ((class . Spanner)
1024 (interfaces . (side-position-interface
1025 multi-measure-interface
1026 self-alignment-interface
1028 text-interface))))))
1030 (NonMusicalPaperColumn
1032 (allow-loose-spacing . #t)
1034 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1035 (X-extent . ,ly:axis-group-interface::width)
1036 ;; (stencil . ,ly:paper-column::print)
1039 (line-break-permission . allow)
1040 (page-break-permission . allow)
1042 ;; debugging stuff: print column number.
1043 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1045 (meta . ((class . Paper_column)
1046 (interfaces . (paper-column-interface
1047 axis-group-interface
1048 spaceable-grob-interface))))))
1053 (X-extent . ,ly:axis-group-interface::width)
1054 (Y-extent . ,ly:axis-group-interface::height)
1055 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1056 (meta . ((class . Item)
1057 (interfaces . (note-collision-interface
1058 axis-group-interface))))))
1063 (X-extent . ,ly:axis-group-interface::width)
1064 (Y-extent . ,ly:axis-group-interface::height)
1065 (meta . ((class . Item)
1066 (interfaces . (axis-group-interface
1067 note-column-interface))))))
1071 (stencil . ,ly:note-head::print)
1072 (duration-log . ,note-head::calc-duration-log)
1073 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1074 (glyph-name . ,note-head::calc-glyph-name)
1075 (Y-offset . ,ly:staff-symbol-referencer::callback)
1076 (X-offset . ,ly:note-head::stem-x-shift)
1077 (meta . ((class . Item)
1078 (interfaces . (rhythmic-grob-interface
1079 rhythmic-head-interface
1083 staff-symbol-referencer-interface))))))
1087 (stem-spacing-correction . 0.5)
1088 (same-direction-correction . 0.25)
1089 ;; Changed this from 0.75.
1090 ;; If you ever change this back, please document! --hwn
1091 (knee-spacing-correction . 1.0)
1092 (meta . ((class . Item)
1093 (interfaces . (spacing-interface
1094 note-spacing-interface))))))
1098 (stencil . ,ly:text-interface::print)
1099 (meta . ((class . Item)
1100 (interfaces . (note-name-interface
1102 font-interface))))))
1106 (self-alignment-X . 0)
1107 (break-visibility . ,begin-of-line-visible)
1108 (X-offset . ,(ly:make-simple-closure
1109 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1110 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1112 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1113 (stencil . ,ly:text-interface::print)
1115 ;; no Y dimensions, because of lyrics under tenor clef.
1116 (Y-extent . (0 . 0))
1117 (font-shape . italic)
1119 (staff-padding . 0.2)
1121 (meta . ((class . Item)
1122 (interfaces . (text-interface
1123 self-alignment-interface
1124 side-position-interface
1125 font-interface))))))
1129 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1130 (stencil . ,ly:ottava-bracket::print)
1131 (font-shape . italic)
1132 (shorten-pair . (0.0 . -0.6))
1133 (staff-padding . 1.0)
1135 (minimum-length . 1.0)
1136 (dash-fraction . 0.3)
1137 (edge-height . (0 . 1.2))
1139 (meta . ((class . Spanner)
1140 (interfaces . (ottava-bracket-interface
1141 horizontal-bracket-interface
1143 side-position-interface
1145 text-interface))))))
1150 (allow-loose-spacing . #t)
1151 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1152 ;; (stencil . ,ly:paper-column::print)
1153 (X-extent . ,ly:axis-group-interface::width)
1156 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1157 (meta . ((class . Paper_column)
1158 (interfaces . (paper-column-interface
1159 axis-group-interface
1160 spaceable-grob-interface))))))
1163 . ((stencil . ,parentheses-item::print)
1166 (meta . ((class . Item)
1167 (interfaces . (parentheses-interface font-interface))))
1171 . ((details . ,default-slur-details)
1172 (control-points . ,ly:slur::calc-control-points)
1173 (direction . ,ly:slur::calc-direction)
1174 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1175 (Y-extent . ,ly:slur::height)
1176 (stencil . ,ly:slur::print)
1178 (minimum-length . 1.5)
1179 (height-limit . 2.0)
1181 (meta . ((class . Spanner)
1182 (interfaces . (slur-interface))))))
1188 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1189 (stencil . ,ly:multi-measure-rest::percent)
1192 (font-encoding . fetaMusic)
1193 (meta . ((class . Spanner)
1194 (interfaces . (multi-measure-rest-interface
1196 percent-repeat-interface))))))
1197 (PercentRepeatCounter
1199 (stencil . ,ly:text-interface::print)
1200 (X-offset . ,(ly:make-simple-closure
1201 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1202 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1203 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1204 (self-alignment-X . 0)
1207 (staff-padding . 0.25)
1209 (font-encoding . fetaNumber)
1210 (meta . ((class . Spanner)
1211 (interfaces . (side-position-interface
1212 self-alignment-interface
1213 percent-repeat-interface
1215 text-interface))))))
1217 ;; an example of a text spanner
1220 (stencil . ,ly:piano-pedal-bracket::print)
1222 (bound-padding . 1.0)
1224 (bracket-flare . (0.5 . 0.5))
1225 (edge-height . (1.0 . 1.0))
1226 (shorten-pair . (0.0 . 0.0))
1228 (meta . ((class . Spanner)
1229 (interfaces . (line-interface
1230 piano-pedal-interface
1231 piano-pedal-bracket-interface))))))
1235 (stencil . ,ly:text-interface::print)
1236 (X-offset . ,(ly:make-simple-closure
1238 ,(ly:make-simple-closure
1239 (list ly:break-alignment-align-interface::self-align-callback))
1240 ,(ly:make-simple-closure
1241 (list ly:self-alignment-interface::x-aligned-on-self)))))
1243 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1244 (self-alignment-X . 0)
1249 (break-visibility . ,end-of-line-invisible)
1250 (break-align-symbol . staff-bar)
1252 (meta . ((class . Item)
1253 (interfaces . (text-interface
1254 side-position-interface
1255 break-alignment-align-interface
1258 self-alignment-interface))))))
1263 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1266 (meta . ((class . Item)
1267 (interfaces . (percent-repeat-interface))))))
1270 (stencil . ,ly:tie::print)
1271 (control-points . ,ly:semi-tie::calc-control-points)
1272 (direction . ,ly:semi-tie::calc-direction)
1273 (details . ((ratio . 0.333)
1274 (height-limit . 1.0)))
1276 (meta . ((class . Item)
1277 (interfaces . (semi-tie-interface))
1285 (head-direction . ,RIGHT)
1286 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1287 (meta . ((class . Item)
1288 (interfaces . (semi-tie-column-interface))
1294 (stencil . ,ly:rest::print)
1295 (duration-log . ,note-head::calc-duration-log)
1296 (X-extent . ,ly:rest::width)
1297 (Y-extent . ,ly:rest::height)
1298 (Y-offset . ,ly:rest::y-offset-callback)
1299 (minimum-distance . 0.25)
1300 (meta . ((class . Item)
1301 (interfaces . (font-interface
1302 rhythmic-head-interface
1303 rhythmic-grob-interface
1304 staff-symbol-referencer-interface
1305 rest-interface))))))
1309 (minimum-distance . 0.75)
1310 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1311 (meta . ((class . Item)
1312 (interfaces . (rest-collision-interface))))))
1316 ;; don't set direction here: it breaks staccato.
1318 ;; padding set in script definitions.
1319 (staff-padding . 0.25)
1320 ;; (script-priority . 0) priorities for scripts, see script.scm
1321 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
1322 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1325 (stencil . ,ly:script-interface::print)
1326 (direction . ,ly:script-interface::calc-direction)
1327 (font-encoding . fetaMusic)
1328 (meta . ((class . Item)
1329 (interfaces . (script-interface
1330 side-position-interface
1331 font-interface))))))
1335 (before-line-breaking . ,ly:script-column::before-line-breaking)
1336 (meta . ((class . Item)
1337 (interfaces . (script-column-interface))))))
1340 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1341 (meta . ((class . Item)
1342 (interfaces . (script-column-interface))))))
1348 (meta . ((class . Item)
1349 (interfaces . (spacing-interface
1350 separation-item-interface))))))
1352 (SeparatingGroupSpanner
1354 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1355 (meta . ((class . Spanner)
1356 (interfaces . (only-prebreak-interface
1358 separation-spanner-interface))))))
1361 . ((details . ,default-slur-details)
1362 (control-points . ,ly:slur::calc-control-points)
1363 (direction . ,ly:slur::calc-direction)
1364 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1365 (Y-extent . ,ly:slur::height)
1366 (stencil . ,ly:slur::print)
1368 (line-thickness . 0.8)
1369 (minimum-length . 1.5)
1370 (height-limit . 2.0)
1372 (avoid-slur . inside)
1373 (meta . ((class . Spanner)
1374 (interfaces . (slur-interface))))))
1378 (stencil . ,ly:text-interface::print)
1379 (direction . ,RIGHT)
1380 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1381 (no-spacing-rods . #t)
1382 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1383 (font-shape . italic)
1384 (self-alignment-X . 0)
1385 (meta . ((class . Item)
1386 (interfaces . (text-interface
1387 self-alignment-interface
1388 piano-pedal-script-interface
1389 font-interface))))))
1391 (SostenutoPedalLineSpanner
1394 (Y-extent . ,ly:axis-group-interface::height)
1395 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1397 (staff-padding . 1.0)
1399 (minimum-space . 1.0)
1401 (meta . ((class . Spanner)
1402 (interfaces . (piano-pedal-interface
1403 axis-group-interface
1404 side-position-interface))))))
1407 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1408 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1409 (average-spacing-wishes . #t)
1410 (shortest-duration-space . 2.0)
1411 (spacing-increment . 1.2)
1413 (base-shortest-duration . ,(ly:make-moment 3 16))
1414 (meta . ((class . Spanner)
1415 (interfaces . (spacing-interface
1416 spacing-options-interface
1417 spacing-spanner-interface))))))
1421 (break-align-symbol . staff-bar)
1425 (stencil . ,ly:span-bar::print)
1426 (bar-size . ,ly:span-bar::calc-bar-size)
1427 (X-extent . ,ly:span-bar::width)
1428 (glyph-name . ,ly:span-bar::calc-glyph-name)
1429 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1434 ;; Ross. page 151 lists other values, we opt for a leaner look
1438 (hair-thickness . 1.6)
1439 (thick-thickness . 6.0)
1440 (meta . ((class . Item)
1441 (interfaces . (span-bar-interface
1443 bar-line-interface))))))
1447 (stencil . ,ly:text-interface::print)
1448 (font-series . bold)
1450 (X-offset . ,ly:side-position-interface::x-aligned-side)
1453 (meta . ((class . Item)
1454 (interfaces . (side-position-interface
1455 stanza-number-interface
1457 font-interface))))))
1463 (stem-spacing-correction . 0.4)
1464 (meta . ((class . Item)
1465 (interfaces . (spacing-interface
1466 staff-spacing-interface))))))
1471 (Y-extent . ,ly:staff-symbol::height)
1472 (stencil . ,ly:staff-symbol::print)
1474 (ledger-line-thickness . (1.0 . 0.1))
1476 (meta . ((class . Spanner)
1477 (interfaces . (staff-symbol-interface))))))
1481 (direction . ,ly:stem::calc-direction)
1482 (duration-log . ,note-head::calc-duration-log)
1483 (default-direction . ,ly:stem::calc-default-direction)
1484 (stem-end-position . ,ly:stem::calc-stem-end-position)
1486 (neutral-direction . ,DOWN)
1487 (stem-info . ,ly:stem::calc-stem-info)
1488 (positioning-done . ,ly:stem::calc-positioning-done)
1489 (stencil . ,ly:stem::print)
1490 (X-extent . ,ly:stem::width)
1491 (Y-extent . ,ly:stem::height)
1492 (length . ,ly:stem::calc-length)
1496 ;; 3.5 (or 3 measured from note head) is standard length
1497 ;; 32nd, 64th flagged stems should be longer
1498 (lengths . (3.5 3.5 3.5 4.5 5.0))
1500 ;; FIXME. 3.5 yields too long beams (according to Ross and
1501 ;; looking at Baerenreiter examples) for a number of common
1502 ;; boundary cases. Subtracting half a beam thickness fixes
1503 ;; this, but the bug may well be somewhere else.
1505 ;; FIXME this should come from 'lengths
1506 (beamed-lengths . (3.26 3.5 3.6))
1508 ;; The 'normal' minima
1509 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1510 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1512 ;; The 'extreme case' minima
1513 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1515 ;; Stems in unnatural (forced) direction should be shortened by
1516 ;; one staff space, according to [Roush & Gourlay].
1517 ;; Flagged stems we shorten only half a staff space.
1518 (stem-shorten . (1.0 0.5))
1522 ;; We use the normal minima as minimum for the ideal lengths,
1523 ;; and the extreme minima as abolute minimum length.
1525 (X-offset . ,ly:stem::offset-callback)
1526 (Y-offset . ,ly:staff-symbol-referencer::callback)
1527 (meta . ((class . Item)
1528 (interfaces . (stem-interface
1529 font-interface))))))
1533 (Y-extent . ,ly:stem-tremolo::height)
1534 (stencil . ,ly:stem-tremolo::print)
1536 (slope . ,ly:stem-tremolo::calc-slope)
1537 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1538 (style . ,ly:stem-tremolo::calc-style)
1539 (beam-thickness . 0.48) ; staff-space
1540 (meta . ((class . Item)
1541 (interfaces . (stem-tremolo-interface))))))
1545 (stencil . ,print-circled-text-callback)
1546 (text . ,string-number::calc-text)
1548 (staff-padding . 0.5)
1549 (self-alignment-X . 0)
1550 (self-alignment-Y . 0)
1551 (script-priority . 100)
1552 (font-encoding . fetaNumber)
1553 (font-size . -5) ; don't overlap when next to heads.
1554 (meta . ((class . Item)
1555 (interfaces . (string-number-interface
1557 text-script-interface
1559 side-position-interface
1560 self-alignment-interface
1561 item-interface))))))
1565 (stencil . ,ly:text-interface::print)
1566 (text . ,stroke-finger::calc-text)
1567 (digit-names . #("p" "i" "m" "a" "x"))
1569 (staff-padding . 0.5)
1570 (self-alignment-X . 0)
1571 (self-alignment-Y . 0)
1572 (script-priority . 100)
1573 (font-shape . italic)
1574 (font-size . -4) ; don't overlap when next to heads.
1575 (meta . ((class . Item)
1576 (interfaces . (stroke-finger-interface
1578 text-script-interface
1580 side-position-interface
1581 self-alignment-interface
1582 item-interface))))))
1587 (no-spacing-rods . #t)
1588 (stencil . ,ly:sustain-pedal::print)
1589 (self-alignment-X . 0)
1590 (direction . ,RIGHT)
1591 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1592 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1593 (meta . ((class . Item)
1594 (interfaces . (piano-pedal-interface
1595 text-spanner-interface
1596 line-spanner-interface
1598 self-alignment-interface
1599 piano-pedal-script-interface
1600 font-interface))))))
1602 (SustainPedalLineSpanner
1605 (Y-extent . ,ly:axis-group-interface::height)
1606 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1609 (staff-padding . 1.2)
1610 (minimum-space . 1.0)
1612 (meta . ((class . Spanner)
1613 (interfaces . (piano-pedal-interface
1614 axis-group-interface
1615 side-position-interface))))))
1620 (X-extent . ,ly:axis-group-interface::width)
1621 (Y-extent . ,ly:axis-group-interface::height)
1622 (meta . ((class . System)
1623 (interfaces . (system-interface
1624 axis-group-interface))))))
1630 (stencil . ,ly:system-start-delimiter::print)
1631 (collapse-height . 5.0)
1632 (X-offset . ,ly:side-position-interface::x-aligned-side)
1634 (font-encoding . fetaBraces)
1636 (meta . ((class . Spanner)
1637 (interfaces . (system-start-delimiter-interface
1638 side-position-interface
1639 font-interface))))))
1645 (X-offset . ,ly:side-position-interface::x-aligned-side)
1647 (stencil . ,ly:system-start-delimiter::print)
1648 (style . line-bracket)
1650 (meta . ((class . Spanner)
1651 (interfaces . (font-interface
1652 side-position-interface
1653 system-start-delimiter-interface))))))
1658 (X-offset . ,ly:side-position-interface::x-aligned-side)
1660 (stencil . ,ly:system-start-delimiter::print)
1662 (collapse-height . 5.0)
1664 (meta . ((class . Spanner)
1665 (interfaces . (font-interface
1666 side-position-interface
1667 system-start-delimiter-interface))))))
1674 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1675 (X-offset . ,ly:side-position-interface::x-aligned-side)
1679 (stencil . ,ly:system-start-delimiter::print)
1680 (meta . ((class . Spanner)
1681 (interfaces . (side-position-interface
1682 system-start-delimiter-interface))))))
1687 (stencil . ,ly:text-interface::print)
1688 (Y-offset . ,ly:staff-symbol-referencer::callback)
1689 (duration-log . ,note-head::calc-duration-log)
1691 (stem-attachment . (0.0 . 1.35))
1692 (font-series . bold)
1693 (meta . ((class . Item)
1695 . (rhythmic-head-interface
1696 font-interface rhythmic-grob-interface
1698 staff-symbol-referencer-interface
1699 text-interface))))))
1703 (no-spacing-rods . #t)
1704 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1705 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1709 ;; sync with Fingering ?
1711 (staff-padding . 0.5)
1713 (stencil . ,ly:text-interface::print)
1714 (direction . ,ly:script-interface::calc-direction)
1716 (avoid-slur . around)
1717 (slur-padding . 0.5)
1718 (script-priority . 200)
1719 ;; todo: add X self alignment?
1720 (meta . ((class . Item)
1721 (interfaces . (text-script-interface
1723 side-position-interface
1724 font-interface))))))
1728 (stencil . ,ly:text-spanner::print)
1729 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1730 (font-shape . italic)
1731 (style . dashed-line)
1732 (staff-padding . 0.8)
1733 (dash-fraction . 0.2)
1737 (meta . ((class . Spanner)
1738 (interfaces . (text-spanner-interface
1739 line-spanner-interface
1740 side-position-interface
1741 font-interface))))))
1745 (control-points . ,ly:tie::calc-control-points)
1746 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1747 (avoid-slur . inside)
1748 (direction . ,ly:tie::calc-direction)
1749 (stencil . ,ly:tie::print)
1752 ;; for a full list, see tie-helper.cc
1754 (center-staff-line-clearance . 0.6)
1755 (tip-staff-line-clearance . 0.45)
1756 (note-head-gap . 0.2)
1758 (height-limit . 1.0)
1759 (horizontal-distance-penalty-factor . 10)
1760 (min-length-penalty-factor . 20)
1761 (tie-tie-collision-distance . 0.45)
1762 (tie-tie-collision-penalty . 25.0)
1763 (intra-space-threshold . 1.25)
1764 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1765 (outer-tie-length-symmetry-penalty-factor . 10)
1766 (outer-tie-vertical-gap . 0.25)
1767 (multi-tie-region-size . 1)
1768 (between-length-limit . 1.0)))
1771 (line-thickness . 0.8)
1772 (meta . ((class . Spanner)
1773 (interfaces . (tie-interface))))
1778 (positioning-done . ,ly:tie-column::calc-positioning-done)
1779 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1782 (meta . ((class . Spanner)
1783 (interfaces . (tie-column-interface))))))
1787 (stencil . ,ly:time-signature::print)
1788 (break-align-symbol . time-signature)
1789 (break-visibility . ,all-visible)
1791 (first-note . (fixed-space . 2.0))
1792 (right-edge . (extra-space . 0.5))
1793 (staff-bar . (minimum-space . 2.0))))
1796 (meta . ((class . Item)
1797 (interfaces . (time-signature-interface
1798 break-aligned-interface
1799 font-interface))))))
1803 (stencil . ,ly:dynamic-text-spanner::print)
1804 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1807 (staff-padding . 1.0)
1810 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1812 (meta . ((class . Spanner)
1813 (interfaces . (text-spanner-interface
1814 line-spanner-interface
1815 side-position-interface
1816 font-interface))))))
1818 (TrillPitchAccidental
1819 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1824 (stencil . ,ly:accidental-interface::print)
1825 (meta . ((class . Item)
1826 (interfaces . (item-interface
1827 trill-pitch-accidental-interface
1828 side-position-interface
1829 font-interface))))))
1832 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1835 (stencil . ,parenthesize-elements)
1836 (direction . ,RIGHT)
1839 (meta . ((class . Item)
1840 (interfaces . (side-position-interface
1842 rhythmic-head-interface
1844 accidental-interface
1845 axis-group-interface))))))
1849 (stencil . ,ly:note-head::print)
1851 (Y-offset . ,ly:staff-symbol-referencer::callback)
1853 (meta . ((class . Item)
1854 (interfaces . (item-interface
1855 rhythmic-head-interface
1857 pitched-trill-interface
1859 staff-symbol-referencer-interface))))))
1865 (edge-height . (0.7 . 0.7))
1866 (shorten-pair . (-0.2 . -0.2))
1867 (staff-padding . 0.25)
1868 (direction . ,ly:tuplet-bracket::calc-direction)
1869 (positions . ,ly:tuplet-bracket::calc-positions)
1870 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1871 (control-points . ,ly:tuplet-bracket::calc-control-points)
1872 (stencil . ,ly:tuplet-bracket::print)
1874 (meta . ((class . Spanner)
1875 (interfaces . (line-interface
1876 tuplet-bracket-interface))))))
1880 (stencil . ,ly:tuplet-number::print)
1881 (text . ,tuplet-number::calc-denominator-text)
1882 (font-shape . italic)
1884 (avoid-slur . inside)
1885 (meta . ((class . Spanner)
1886 (interfaces . (text-interface tuplet-number-interface
1887 font-interface))))))
1891 (stencil . ,ly:text-interface::print)
1892 (font-shape . italic)
1893 (no-spacing-rods . #t)
1894 (self-alignment-X . 0)
1895 (direction . ,RIGHT)
1896 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1897 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1898 (meta . ((class . Item)
1899 (interfaces . (text-interface
1900 piano-pedal-script-interface
1901 self-alignment-interface
1902 font-interface))))))
1904 (UnaCordaPedalLineSpanner
1907 (Y-extent . ,ly:axis-group-interface::height)
1908 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1911 (staff-padding . 1.2)
1912 (minimum-space . 1.0)
1914 (meta . ((class . Spanner)
1915 (interfaces . (piano-pedal-interface
1916 axis-group-interface
1917 side-position-interface))))))
1923 (stencil . ,ly:vaticana-ligature::print)
1924 (meta . ((class . Spanner)
1925 (interfaces . (vaticana-ligature-interface
1926 font-interface))))))
1931 (positioning-done . ,ly:align-interface::calc-positioning-done)
1932 (after-line-breaking . ,ly:align-interface::stretch-after-break)
1933 (Y-extent . ,ly:axis-group-interface::height)
1934 (X-extent . ,ly:axis-group-interface::width)
1937 (meta . ((class . Spanner)
1938 (interfaces . (align-interface
1939 axis-group-interface))))))
1943 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
1944 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
1945 (X-extent . ,ly:axis-group-interface::width)
1946 (meta . ((class . Spanner)
1947 (interfaces . (axis-group-interface
1948 hara-kiri-group-interface
1949 vertically-spaceable-interface))))))
1954 (stencil . ,ly:volta-bracket-interface::print)
1957 (font-encoding . fetaNumber)
1958 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1960 (thickness . 1.6) ;; line-thickness
1961 (edge-height . (2.0 . 2.0)) ;; staff-space;
1964 (meta . ((class . Spanner)
1965 (interfaces . (volta-bracket-interface
1966 horizontal-bracket-interface
1969 side-position-interface
1981 (stencil . ,ly:line-spanner::print)
1982 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
1983 (meta . ((class . Spanner)
1984 (interfaces . (line-spanner-interface
1990 (define (completize-grob-entry x)
1991 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
1993 ;; (display (car x))
1995 (let* ((name-sym (car x))
1996 (grob-entry (cdr x))
1997 (meta-entry (cdr (assoc 'meta grob-entry)))
1998 (class (cdr (assoc 'class meta-entry)))
2000 (cdr (assoc 'interfaces meta-entry))))
2004 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2005 ((eq? 'Spanner class)
2006 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2007 ((eq? 'Paper_column class)
2008 (set! ifaces-entry (cons 'item-interface
2009 (cons 'paper-column-interface ifaces-entry))))
2010 ((eq? 'System class)
2011 (set! ifaces-entry (cons 'system-interface
2012 (cons 'spanner-interface ifaces-entry))))
2014 (ly:warning "Unknown class ~a" class)))
2015 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2017 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2018 (set! meta-entry (assoc-set! meta-entry 'interfaces
2020 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2021 (cons name-sym grob-entry)))
2023 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2025 ;; (display (map pair? all-grob-descriptions))
2027 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2030 ;; (display (car x)) (newline)
2032 (set-object-property! (car x) 'translation-type? list?)
2033 (set-object-property! (car x) 'is-grob? #t))
2034 all-grob-descriptions)
2036 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2038 (define pure-print-callbacks
2042 ly:text-interface::print
2043 ly:script-interface::print))
2045 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2046 (define (pure-stencil-height grob start stop)
2047 (let ((sten (ly:grob-property-data grob 'stencil)))
2050 (memq sten pure-print-callbacks))
2051 (ly:grob::stencil-height grob)
2054 (define pure-conversions-alist
2056 `(,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2057 `(,ly:stem::height . ,ly:stem::pure-height)
2058 `(,ly:grob::stencil-height . ,pure-stencil-height)
2059 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2060 `(,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2061 `(,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2062 `(,ly:slur::height . ,ly:slur::pure-height)
2063 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2065 (define pure-functions
2067 ly:staff-symbol-referencer::callback
2068 ly:staff-symbol::height))
2070 (define-public (pure-relevant grob)
2071 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2074 (pair? extent-callback)
2075 (memq extent-callback pure-functions)
2077 (pair? (assq extent-callback pure-conversions-alist))
2080 (not (eq? extent-callback ly:grob::stencil-height))
2081 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2082 (ly:stencil? (ly:grob-property-data grob 'stencil))))))))))
2084 (define-public (call-pure-function unpure args start end)
2085 (if (ly:simple-closure? unpure)
2086 (ly:eval-simple-closure (car args) unpure start end)
2087 (if (not (procedure? unpure))
2089 (if (memq unpure pure-functions)
2091 (let ((pure (assq unpure pure-conversions-alist)))
2093 (apply (cdr pure) (append (list (car args) start end) (cdr args)))))))))