1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2007 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)
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
148 . ((stencil . ,ly:balloon-interface::print)
149 (text . ,(grob::calc-property-by-copy 'text))
150 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
151 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
152 (meta . ((class . Item)
153 (interfaces . (text-interface
157 (break-align-symbol . staff-bar)
161 (break-visibility . ,all-visible)
164 (stencil . ,ly:bar-line::print)
165 (glyph-name . ,bar-line::calc-glyph-name)
166 (bar-size . ,ly:bar-line::calc-bar-size)
169 (time-signature . (extra-space . 0.75))
170 (custos . (minimum-space . 2.0))
171 (clef . (minimum-space . 1.0))
172 (key-signature . (extra-space . 1.0))
173 (key-cancellation . (extra-space . 1.0))
174 (first-note . (fixed-space . 1.3))
175 (next-note . (semi-fixed-space . 1.3))
176 (right-edge . (extra-space . 0.0))))
179 ;; Ross. page 151 lists other values, we opt for a leaner look
182 ;; kern should scale with line-thickness too.
185 (hair-thickness . 1.9)
186 (thick-thickness . 6.0)
187 (meta . ((class . Item)
188 (interfaces . (bar-line-interface
189 break-aligned-interface
194 (stencil . ,ly:text-interface::print)
196 (break-visibility . ,begin-of-line-visible)
199 (font-family . roman)
201 (Y-offset . ,ly:side-position-interface::y-aligned-side)
203 (X-offset . ,(ly:make-simple-closure
205 ,(ly:make-simple-closure
206 (list ly:break-alignment-align-interface::self-align-callback))
207 ,(ly:make-simple-closure
208 (list ly:self-alignment-interface::x-aligned-on-self)))))
210 (self-alignment-X . 1)
212 ;; want the bar number before the clef at line start.
213 (break-align-symbol . left-edge)
216 (interfaces . (side-position-interface
218 break-alignment-align-interface
219 self-alignment-interface
226 (stencil . ,ly:text-interface::print)
227 (meta . ((class . Item)
228 (interfaces . (text-interface
229 rhythmic-grob-interface
230 bass-figure-interface
236 (threshold . (2 . 1000))
237 (positioning-done . ,ly:align-interface::calc-positioning-done)
238 (Y-extent . ,ly:axis-group-interface::height)
240 (meta . ((class . Spanner)
241 (interfaces . (align-interface
242 bass-figure-alignment-interface
243 axis-group-interface))))))
245 (BassFigureAlignmentPositioning
246 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
249 (Y-extent . ,ly:axis-group-interface::height)
251 (staff-padding . 1.0)
253 (meta . ((class . Spanner)
254 (interfaces . (side-position-interface
260 (stencil . ,ly:enclosing-bracket::print)
261 (X-extent . ,ly:enclosing-bracket::width)
262 (edge-height . (0.2 . 0.2))
263 (meta . ((class . Item)
264 (interfaces . (enclosing-bracket-interface)) ))
266 (BassFigureContinuation
268 (stencil . ,ly:figured-bass-continuation::print)
269 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
270 (meta . ((class . Spanner)
271 (interfaces . (figured-bass-continuation-interface))
276 (Y-extent . ,ly:axis-group-interface::height)
277 (meta . ((class . Spanner)
278 (interfaces . (axis-group-interface
284 ;; todo: clean this up a bit: the list is getting
287 (positions . ,(ly:make-simple-closure
288 (ly:make-simple-closure
289 (list chain-grob-member-functions
291 ly:beam::calc-least-squares-positions
292 ly:beam::slope-damping
293 ly:beam::shift-region-to-valid
297 ;; this is a hack to set stem lengths, if positions is set.
298 (quantized-positions . ,ly:beam::set-stem-lengths)
299 (concaveness . ,ly:beam::calc-concaveness)
300 (direction . ,ly:beam::calc-direction)
301 (shorten . ,ly:beam::calc-stem-shorten)
302 (beaming . ,ly:beam::calc-beaming)
303 (stencil . ,ly:beam::print)
306 ;; TODO: should be in SLT.
307 (thickness . 0.48) ; in staff-space
308 (neutral-direction . ,DOWN)
310 ;; Whe have some unreferenced problems here.
312 ;; If we shorten beamed stems less than normal stems (1 staff-space),
313 ;; or high order less than 8th beams, patterns like
314 ;; c''4 [c''8 c''] c''4 [c''16 c]
315 ;; are ugly (different stem lengths).
317 ;; But if we shorten 16th beams as much as 8th beams, a single
318 ;; forced 16th beam looks *very* short.
320 ;; We choose to shorten 8th beams the same as single stems,
321 ;; and high order beams less than 8th beams, so that all
322 ;; isolated shortened beams look nice and a bit shortened,
323 ;; sadly possibly breaking patterns with high order beams.
324 (beamed-stem-shorten . (1.0 0.5 0.25))
326 (auto-knee-gap . 5.5)
328 ;; only for debugging.
329 (font-family . roman)
330 (meta . ((class . Spanner)
331 (interfaces . (staff-symbol-referencer-interface
336 (stencil . ,fall::print)
338 (meta . ((class . Spanner)
339 (interfaces . (spanner-interface
340 bend-after-interface))))))
346 (positioning-done . ,ly:break-align-interface::calc-positioning-done)
347 (X-extent . ,ly:axis-group-interface::width)
348 (break-align-orders . ;; end of line
370 time-signature custos)
384 (meta . ((class . Item)
385 (interfaces . (break-alignment-interface
386 axis-group-interface))))))
391 (X-extent . ,ly:axis-group-interface::width)
392 (meta . ((class . Item)
393 (interfaces . (break-aligned-interface
394 axis-group-interface))))))
398 (break-align-symbol . breathing-sign)
401 (ambitus . (extra-space . 2.0))
402 (custos . (minimum-space . 1.0))
403 (key-signature . (minimum-space . 1.5))
404 (time-signature . (minimum-space . 1.5))
405 (staff-bar . (minimum-space . 1.5))
406 (clef . (minimum-space . 2.0))
407 (first-note . (fixed-space . 1.0)) ;huh?
408 (right-edge . (extra-space . 0.1))))
409 (stencil . ,ly:text-interface::print)
410 (text . ,(make-musicglyph-markup "scripts.rcomma"))
411 (Y-offset . ,ly:breathing-sign::offset-callback)
412 (break-visibility . ,begin-of-line-invisible)
413 (meta . ((class . Item)
414 (interfaces . (break-aligned-interface
415 breathing-sign-interface
421 (stencil . ,ly:clef::print)
422 (glyph-name . ,ly:clef::calc-glyph-name)
424 (avoid-slur . inside)
425 (font-family . music)
426 (break-align-symbol . clef)
427 (break-visibility . ,begin-of-line-visible)
428 (space-alist . ((ambitus . (extra-space . 2.0))
429 (staff-bar . (extra-space . 0.7))
430 (key-cancellation . (minimum-space . 3.5))
431 (key-signature . (minimum-space . 3.5))
432 (time-signature . (minimum-space . 4.2))
433 (first-note . (minimum-fixed-space . 5.0))
434 (next-note . (extra-space . 0.5))
435 (right-edge . (extra-space . 0.5))))
436 (Y-offset . ,ly:staff-symbol-referencer::callback)
437 (meta . ((class . Item)
438 (interfaces . (clef-interface
439 staff-symbol-referencer-interface
441 break-aligned-interface))))))
443 (ClusterSpannerBeacon
445 (Y-extent . ,ly:cluster-beacon::height)
446 (meta . ((class . Item)
447 (interfaces . (cluster-beacon-interface))))))
451 (springs-and-rods . ,ly:spanner::set-spacing-rods)
452 (stencil . ,ly:cluster::print)
453 (minimum-length . 0.0)
456 (meta . ((class . Spanner)
457 (interfaces . (cluster-interface))))))
461 (stencil . ,ly:text-interface::print)
462 (after-line-breaking . ,ly:chord-name::after-line-breaking)
466 (meta . ((class . Item)
467 (interfaces . (font-interface
468 rhythmic-grob-interface
475 (stencil . ,ly:text-interface::print)
476 (no-spacing-rods . #t)
477 (Y-offset . ,ly:side-position-interface::y-aligned-side)
478 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
481 (staff-padding . 0.5)
482 (script-priority . 200)
483 ;; todo: add X self alignment?
487 (meta . ((class . Item)
488 (interfaces . (text-script-interface
490 side-position-interface
495 (break-align-symbol . custos)
497 (stencil . ,ly:custos::print)
498 (break-visibility . ,end-of-line-visible)
500 (neutral-direction . ,DOWN)
501 (Y-offset . ,ly:staff-symbol-referencer::callback)
503 (first-note . (minimum-fixed-space . 0.0))
504 (right-edge . (extra-space . 0.1))))
505 (meta . ((class . Item)
508 staff-symbol-referencer-interface
510 break-aligned-interface))))))
516 (positioning-done . ,ly:dot-column::calc-positioning-done)
517 (X-extent . ,ly:axis-group-interface::width)
518 (X-offset . ,ly:dot-column::side-position)
519 (meta . ((class . Item)
520 (interfaces . (dot-column-interface
521 axis-group-interface))))))
525 (stencil . ,ly:dots::print)
526 (dot-count . ,dots::calc-dot-count)
527 (staff-position . ,dots::calc-staff-position)
528 (meta . ((class . Item)
529 (interfaces . (font-interface
530 staff-symbol-referencer-interface
535 (stencil . ,ly:percent-repeat-item-interface::double-percent)
538 (font-encoding . fetaMusic)
541 (break-align-symbol . staff-bar)
542 (break-visibility . ,begin-of-line-invisible)
543 (meta . ((class . Item)
544 (interfaces . (font-interface
545 break-aligned-interface
546 percent-repeat-interface))))))
548 (DoublePercentRepeatCounter
550 (stencil . ,ly:text-interface::print)
551 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
552 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
553 (Y-offset . ,ly:side-position-interface::y-aligned-side)
554 (font-encoding . fetaNumber)
555 (self-alignment-X . 0)
559 (staff-padding . 0.25)
561 (meta . ((class . Item)
562 (interfaces . (side-position-interface
563 self-alignment-interface
564 percent-repeat-interface
570 (Y-offset . ,ly:side-position-interface::y-aligned-side)
571 (staff-padding . 0.1)
573 (avoid-slur . outside)
575 (minimum-space . 1.2)
578 (Y-extent . ,ly:axis-group-interface::height)
579 (X-extent . ,ly:axis-group-interface::width)
580 (meta . ((class . Spanner)
581 (interfaces . (axis-group-interface
583 dynamic-line-spanner-interface
584 side-position-interface))))))
591 (stencil . ,ly:text-interface::print)
592 (direction . ,ly:script-interface::calc-direction)
594 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
595 (self-alignment-X . 0)
596 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
597 (self-alignment-Y . 0)
599 (font-encoding . fetaDynamic)
600 (font-shape . italic)
601 (avoid-slur . around)
602 (no-spacing-rods . #t)
603 (script-priority . 100)
604 (meta . ((class . Item)
605 (interfaces . (font-interface
607 self-alignment-interface
609 script-interface))))))
613 (stencil . ,ly:dynamic-text-spanner::print)
615 ;; rather ugh with NCSB
616 ;; (font-series . bold)
617 (font-shape . italic)
618 (style . dashed-line)
619 (minimum-Y-extent . (-1 . 1))
620 ;; need to blend with dynamic texts.
622 (bound-padding . 0.75)
623 (dash-fraction . 0.2)
625 (meta . ((class . Spanner)
626 (interfaces . (font-interface
628 line-spanner-interface
630 dynamic-text-spanner-interface
631 spanner-interface))))))
637 ;; sync with TextScript (?)
640 (avoid-slur . around)
642 (staff-padding . 0.5)
643 (self-alignment-X . 0)
644 (self-alignment-Y . 0)
645 (script-priority . 100)
646 (stencil . ,ly:text-interface::print)
647 (direction . ,ly:script-interface::calc-direction)
648 (text . ,fingering::calc-text)
649 (font-encoding . fetaNumber)
650 (font-size . -5) ; don't overlap when next to heads.
651 (meta . ((class . Item)
652 (interfaces . (finger-interface
654 text-script-interface
656 side-position-interface
657 self-alignment-interface
660 . ((stencil . ,fret-board::calc-stencil)
661 (finger-code . below-string)
662 (meta . ((class . Item)
663 (interfaces . (fret-diagram-interface
671 (zigzag-width . 0.75)
675 (stencil . ,ly:line-spanner::print)
676 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
677 (meta . ((class . Spanner)
678 (interfaces . (line-interface
679 line-spanner-interface))))))
683 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
684 (spacing-increment . 0.8)
685 (shortest-duration-space . 1.6)
686 (meta . ((class . Spanner)
687 (interfaces . (grace-spacing-interface
689 spacing-options-interface
690 spanner-interface))))))
695 (meta . ((class . Item)
696 (interfaces . (grid-point-interface))))))
700 (X-extent . ,ly:grid-line-interface::width)
701 (stencil . ,ly:grid-line-interface::print)
702 (self-alignment-X . ,CENTER)
703 (X-offset . ,(ly:make-simple-closure
704 `(,+ ,(ly:make-simple-closure
705 (list ly:self-alignment-interface::centered-on-x-parent))
706 ,(ly:make-simple-closure
707 (list ly:self-alignment-interface::x-aligned-on-self)))))
709 (meta . ((class . Item)
710 (interfaces . (self-alignment-interface
711 grid-line-interface))))))
715 (stencil . ,ly:hairpin::print)
716 (springs-and-rods . ,ly:spanner::set-spacing-rods)
717 (after-line-breaking . ,ly:hairpin::after-line-breaking)
718 (grow-direction . ,hairpin::calc-grow-direction)
722 (minimum-length . 2.0)
723 (bound-padding . 1.0)
724 (self-alignment-Y . 0)
725 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
726 (meta . ((class . Spanner)
727 (interfaces . (hairpin-interface
729 self-alignment-interface
731 spanner-interface))))))
736 (stencil . ,ly:horizontal-bracket::print)
737 (Y-offset . ,ly:side-position-interface::y-aligned-side)
738 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
741 (staff-padding . 0.2)
744 (bracket-flare . (0.5 . 0.5))
745 (meta . ((class . Spanner)
746 (interfaces . (horizontal-bracket-interface
747 side-position-interface
749 spanner-interface))))))
753 (stencil . ,ly:system-start-text::print)
754 (X-offset . ,ly:side-position-interface::x-aligned-side)
756 (self-alignment-Y . ,CENTER)
757 (meta . ((class . Spanner)
758 (interfaces . (system-start-text-interface
759 side-position-interface
765 (stencil . ,ly:text-interface::print)
766 (Y-offset . ,ly:side-position-interface::y-aligned-side)
767 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
770 (self-alignment-X . ,CENTER)
771 (meta . ((class . Item)
772 (interfaces . (system-start-text-interface
773 side-position-interface
778 (stencil . ,ly:key-signature-interface::print)
780 (time-signature . (extra-space . 1.25))
781 (staff-bar . (extra-space . 0.6))
782 (key-signature . (extra-space . 0.5))
783 (right-edge . (extra-space . 0.5))
784 (first-note . (fixed-space . 2.5))))
785 (Y-offset . ,ly:staff-symbol-referencer::callback)
786 (break-align-symbol . key-cancellation)
787 (break-visibility . ,begin-of-line-invisible)
789 (meta . ((class . Item)
790 (interfaces . (key-cancellation-interface
791 key-signature-interface
793 break-aligned-interface))))))
796 (stencil . ,ly:key-signature-interface::print)
797 (avoid-slur . inside)
799 (time-signature . (extra-space . 1.15))
800 (staff-bar . (extra-space . 1.1))
801 (right-edge . (extra-space . 0.5))
802 (first-note . (fixed-space . 2.5))))
803 (Y-offset . ,ly:staff-symbol-referencer::callback)
804 (break-align-symbol . key-signature)
805 (break-visibility . ,begin-of-line-visible)
807 (meta . ((class . Item)
808 (interfaces . (key-signature-interface
810 break-aligned-interface))))))
815 (stencil . ,ly:tie::print)
816 (control-points . ,ly:semi-tie::calc-control-points)
817 (direction . ,ly:tie::calc-direction)
818 (details . ((ratio . 0.333)
819 (height-limit . 1.0)))
820 (head-direction . ,LEFT)
822 (meta . ((class . Item)
823 (interfaces . (semi-tie-interface))
827 (LaissezVibrerTieColumn
831 (head-direction . ,LEFT)
832 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
833 (meta . ((class . Item)
834 (interfaces . (semi-tie-column-interface))
840 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
841 (stencil . ,ly:ledger-line-spanner::print)
844 (minimum-length-fraction . 0.25)
845 (length-fraction . 0.25)
847 (meta . ((class . Spanner)
848 (interfaces . (ledger-line-interface))))))
852 (break-align-symbol . left-edge)
855 (break-visibility . ,center-invisible)
857 (custos . (extra-space . 0.0))
858 (ambitus . (extra-space . 2.0))
859 (time-signature . (extra-space . 1.0))
860 (staff-bar . (extra-space . 0.0))
861 (breathing-sign . (minimum-space . 0.0))
862 (clef . (extra-space . 0.8))
863 (first-note . (fixed-space . 2.0))
864 (right-edge . (extra-space . 0.0))
865 (key-signature . (extra-space . 0.0))
866 (key-cancellation . (extra-space . 0.0))
868 (meta . ((class . Item)
869 (interfaces . (break-aligned-interface))))))
873 ;; ugh. A ligature bracket is totally different from
878 (edge-height . (0.7 . 0.7))
879 (shorten-pair . (-0.2 . -0.2))
881 (positions . ,ly:tuplet-bracket::calc-positions)
882 (stencil . ,ly:tuplet-bracket::print)
883 (staff-padding . 0.25)
884 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
885 (control-points . ,ly:tuplet-bracket::calc-control-points)
886 (meta . ((class . Spanner)
887 (interfaces . (line-interface
888 tuplet-bracket-interface))))))
893 (stencil . ,ly:lyric-extender::print)
894 (thickness . 0.8) ; line-thickness
895 (minimum-length . 1.5)
897 (meta . ((class . Spanner)
898 (interfaces . (lyric-interface
899 lyric-extender-interface))))))
907 (minimum-length . 0.3)
908 (minimum-distance . 0.1)
910 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
911 (stencil . ,ly:hyphen-spanner::print)
913 (meta . ((class . Spanner)
914 (interfaces . (lyric-interface
916 lyric-hyphen-interface
917 spanner-interface))))))
920 . ((minimum-distance . 0.45)
921 (springs-and-rods . ,ly:hyphen-spanner::set-spacing-rods)
925 (meta . ((class . Spanner)
926 (interfaces . (spanner-interface
927 lyric-hyphen-interface spacing-interface))
933 (stencil . ,lyric-text::print)
934 (text . ,(grob::calc-property-by-copy 'text))
935 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
936 (self-alignment-X . 0)
938 (font-series . bold-narrow)
940 (meta . ((class . Item)
941 (interfaces . (rhythmic-grob-interface
942 lyric-syllable-interface
943 self-alignment-interface
950 (Y-offset . ,ly:side-position-interface::y-aligned-side)
952 (stencil . ,ly:measure-grouping::print)
958 (meta . ((class . Spanner)
959 (interfaces . (side-position-interface
960 measure-grouping-interface))))))
964 (neutral-direction . ,DOWN)
965 (meta . ((class . Item)
966 (interfaces . (melody-spanner-interface spacing-interface))))))
971 (stencil . ,ly:mensural-ligature::print)
972 (meta . ((class . Spanner)
973 (interfaces . (mensural-ligature-interface
978 (stencil . ,ly:text-interface::print)
979 (Y-offset . ,ly:side-position-interface::y-aligned-side)
983 (meta . ((class . Item)
984 (interfaces . (text-interface
985 side-position-interface
987 metronome-mark-interface))))))
992 (stencil . ,ly:multi-measure-rest::print)
993 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
994 (Y-offset . ,ly:staff-symbol-referencer::callback)
997 (thick-thickness . 6.6)
998 (hair-thickness . 2.0)
1000 (meta . ((class . Spanner)
1001 (interfaces . (multi-measure-rest-interface
1002 multi-measure-interface
1005 staff-symbol-referencer-interface))))))
1008 (MultiMeasureRestNumber
1010 (bound-padding . 2.0)
1011 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1012 (stencil . ,ly:text-interface::print)
1013 (X-offset . ,(ly:make-simple-closure
1014 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1015 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1016 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1018 (self-alignment-X . 0)
1021 (staff-padding . 0.4)
1022 (font-encoding . fetaNumber)
1023 (meta . ((class . Spanner)
1024 (interfaces . (side-position-interface
1025 multi-measure-interface
1026 self-alignment-interface
1031 (MultiMeasureRestText
1033 (stencil . ,ly:text-interface::print)
1034 (X-offset . ,(ly:make-simple-closure
1035 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1036 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1038 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1039 (self-alignment-X . 0)
1042 (staff-padding . 0.25)
1043 (meta . ((class . Spanner)
1044 (interfaces . (side-position-interface
1045 multi-measure-interface
1046 self-alignment-interface
1048 text-interface))))))
1050 (NonMusicalPaperColumn
1052 (allow-loose-spacing . #t)
1054 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1055 (X-extent . ,ly:axis-group-interface::width)
1056 ;; (stencil . ,ly:paper-column::print)
1059 (line-break-permission . allow)
1060 (page-break-permission . allow)
1062 ;; debugging stuff: print column number.
1063 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1065 (meta . ((class . Paper_column)
1066 (interfaces . (paper-column-interface
1067 axis-group-interface
1068 spaceable-grob-interface))))))
1073 (X-extent . ,ly:axis-group-interface::width)
1074 (Y-extent . ,ly:axis-group-interface::height)
1075 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1076 (meta . ((class . Item)
1077 (interfaces . (note-collision-interface
1078 axis-group-interface))))))
1083 (X-extent . ,ly:axis-group-interface::width)
1084 (Y-extent . ,ly:axis-group-interface::height)
1085 (meta . ((class . Item)
1086 (interfaces . (axis-group-interface
1087 note-column-interface))))))
1091 (stencil . ,ly:note-head::print)
1092 (duration-log . ,note-head::calc-duration-log)
1093 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1094 (glyph-name . ,note-head::calc-glyph-name)
1095 (Y-offset . ,ly:staff-symbol-referencer::callback)
1096 (X-offset . ,ly:note-head::stem-x-shift)
1097 (meta . ((class . Item)
1098 (interfaces . (rhythmic-grob-interface
1099 rhythmic-head-interface
1103 staff-symbol-referencer-interface))))))
1107 (stem-spacing-correction . 0.5)
1108 (same-direction-correction . 0.25)
1109 ;; Changed this from 0.75.
1110 ;; If you ever change this back, please document! --hwn
1111 (knee-spacing-correction . 1.0)
1112 (meta . ((class . Item)
1113 (interfaces . (spacing-interface
1114 note-spacing-interface))))))
1118 (stencil . ,ly:text-interface::print)
1119 (meta . ((class . Item)
1120 (interfaces . (note-name-interface
1122 font-interface))))))
1126 (self-alignment-X . 0)
1127 (break-visibility . ,begin-of-line-visible)
1128 (X-offset . ,(ly:make-simple-closure
1129 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1130 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1132 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1133 (stencil . ,ly:text-interface::print)
1135 ;; no Y dimensions, because of lyrics under tenor clef.
1136 (Y-extent . (0 . 0))
1137 (font-shape . italic)
1139 (staff-padding . 0.2)
1141 (meta . ((class . Item)
1142 (interfaces . (text-interface
1143 self-alignment-interface
1144 side-position-interface
1145 font-interface))))))
1149 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1150 (stencil . ,ly:ottava-bracket::print)
1151 (font-shape . italic)
1152 (shorten-pair . (0.0 . -0.6))
1153 (staff-padding . 1.0)
1155 (minimum-length . 1.0)
1156 (dash-fraction . 0.3)
1157 (edge-height . (0 . 1.2))
1159 (meta . ((class . Spanner)
1160 (interfaces . (ottava-bracket-interface
1161 horizontal-bracket-interface
1163 side-position-interface
1165 text-interface))))))
1170 (allow-loose-spacing . #t)
1171 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1172 ;; (stencil . ,ly:paper-column::print)
1173 (X-extent . ,ly:axis-group-interface::width)
1176 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1177 (meta . ((class . Paper_column)
1178 (interfaces . (paper-column-interface
1179 axis-group-interface
1180 spaceable-grob-interface))))))
1183 . ((stencil . ,parentheses-item::print)
1186 (meta . ((class . Item)
1187 (interfaces . (parentheses-interface font-interface))))
1191 . ((details . ,default-slur-details)
1192 (control-points . ,ly:slur::calc-control-points)
1193 (direction . ,ly:slur::calc-direction)
1194 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1195 (Y-extent . ,ly:slur::height)
1196 (stencil . ,ly:slur::print)
1198 (minimum-length . 1.5)
1199 (height-limit . 2.0)
1201 (meta . ((class . Spanner)
1202 (interfaces . (slur-interface))))))
1208 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1209 (stencil . ,ly:multi-measure-rest::percent)
1212 (font-encoding . fetaMusic)
1213 (meta . ((class . Spanner)
1214 (interfaces . (multi-measure-rest-interface
1216 percent-repeat-interface))))))
1217 (PercentRepeatCounter
1219 (stencil . ,ly:text-interface::print)
1220 (X-offset . ,(ly:make-simple-closure
1221 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1222 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1223 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1224 (self-alignment-X . 0)
1227 (staff-padding . 0.25)
1229 (font-encoding . fetaNumber)
1230 (meta . ((class . Spanner)
1231 (interfaces . (side-position-interface
1232 self-alignment-interface
1233 percent-repeat-interface
1235 text-interface))))))
1237 ;; an example of a text spanner
1240 (stencil . ,ly:piano-pedal-bracket::print)
1242 (bound-padding . 1.0)
1244 (bracket-flare . (0.5 . 0.5))
1245 (edge-height . (1.0 . 1.0))
1246 (shorten-pair . (0.0 . 0.0))
1248 (meta . ((class . Spanner)
1249 (interfaces . (line-interface
1250 piano-pedal-interface
1251 piano-pedal-bracket-interface))))))
1255 (stencil . ,ly:text-interface::print)
1256 (X-offset . ,(ly:make-simple-closure
1258 ,(ly:make-simple-closure
1259 (list ly:break-alignment-align-interface::self-align-callback))
1260 ,(ly:make-simple-closure
1261 (list ly:self-alignment-interface::x-aligned-on-self)))))
1263 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1264 (self-alignment-X . 0)
1269 (break-visibility . ,end-of-line-invisible)
1270 (break-align-symbol . staff-bar)
1272 (meta . ((class . Item)
1273 (interfaces . (text-interface
1274 side-position-interface
1275 break-alignment-align-interface
1278 self-alignment-interface))))))
1282 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1285 (meta . ((class . Item)
1286 (interfaces . (percent-repeat-interface))))))
1290 (stencil . ,ly:tie::print)
1291 (control-points . ,ly:semi-tie::calc-control-points)
1292 (direction . ,ly:tie::calc-direction)
1293 (details . ((ratio . 0.333)
1294 (height-limit . 1.0)))
1296 (head-direction . ,RIGHT)
1297 (meta . ((class . Item)
1298 (interfaces . (semi-tie-interface))
1306 (direction . ,ly:tie::calc-direction)
1307 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1309 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1310 (meta . ((class . Item)
1311 (interfaces . (semi-tie-column-interface))
1317 (stencil . ,ly:rest::print)
1318 (duration-log . ,stem::calc-duration-log)
1319 (X-extent . ,ly:rest::width)
1320 (Y-extent . ,ly:rest::height)
1321 (Y-offset . ,ly:rest::y-offset-callback)
1322 (minimum-distance . 0.25)
1323 (meta . ((class . Item)
1324 (interfaces . (font-interface
1325 rhythmic-head-interface
1326 rhythmic-grob-interface
1327 staff-symbol-referencer-interface
1328 rest-interface))))))
1332 (minimum-distance . 0.75)
1333 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1334 (meta . ((class . Item)
1335 (interfaces . (rest-collision-interface))))))
1339 ;; don't set direction here: it breaks staccato.
1341 ;; padding set in script definitions.
1342 (staff-padding . 0.25)
1343 ;; (script-priority . 0) priorities for scripts, see script.scm
1344 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
1345 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1348 (stencil . ,ly:script-interface::print)
1349 (direction . ,ly:script-interface::calc-direction)
1350 (font-encoding . fetaMusic)
1351 (meta . ((class . Item)
1352 (interfaces . (script-interface
1353 side-position-interface
1354 font-interface))))))
1358 (before-line-breaking . ,ly:script-column::before-line-breaking)
1359 (meta . ((class . Item)
1360 (interfaces . (script-column-interface))))))
1363 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1364 (meta . ((class . Item)
1365 (interfaces . (script-column-interface))))))
1369 (avoid-slur . inside)
1370 (X-extent . ,ly:axis-group-interface::width)
1371 (Y-extent . ,ly:axis-group-interface::height)
1372 (meta . ((class . Item)
1373 (interfaces . (spacing-interface
1374 separation-item-interface))))))
1376 (SeparatingGroupSpanner
1378 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1379 (meta . ((class . Spanner)
1380 (interfaces . (only-prebreak-interface
1382 separation-spanner-interface))))))
1385 . ((details . ,default-slur-details)
1386 (control-points . ,ly:slur::calc-control-points)
1387 (direction . ,ly:slur::calc-direction)
1388 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1389 (Y-extent . ,ly:slur::height)
1390 (stencil . ,ly:slur::print)
1392 (line-thickness . 0.8)
1393 (minimum-length . 1.5)
1394 (height-limit . 2.0)
1396 (avoid-slur . inside)
1397 (meta . ((class . Spanner)
1398 (interfaces . (slur-interface))))))
1402 (stencil . ,ly:text-interface::print)
1403 (direction . ,RIGHT)
1404 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1405 (no-spacing-rods . #t)
1406 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1407 (font-shape . italic)
1408 (self-alignment-X . 0)
1409 (meta . ((class . Item)
1410 (interfaces . (text-interface
1411 self-alignment-interface
1412 piano-pedal-script-interface
1413 font-interface))))))
1415 (SostenutoPedalLineSpanner
1418 (Y-extent . ,ly:axis-group-interface::height)
1419 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1421 (staff-padding . 1.0)
1423 (minimum-space . 1.0)
1425 (meta . ((class . Spanner)
1426 (interfaces . (piano-pedal-interface
1427 axis-group-interface
1428 side-position-interface))))))
1431 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1432 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1433 (average-spacing-wishes . #t)
1434 (shortest-duration-space . 2.0)
1435 (spacing-increment . 1.2)
1437 (base-shortest-duration . ,(ly:make-moment 3 16))
1438 (meta . ((class . Spanner)
1439 (interfaces . (spacing-interface
1440 spacing-options-interface
1441 spacing-spanner-interface))))))
1445 (break-align-symbol . staff-bar)
1449 (stencil . ,ly:span-bar::print)
1450 (bar-size . ,ly:span-bar::calc-bar-size)
1451 (X-extent . ,ly:span-bar::width)
1452 (glyph-name . ,ly:span-bar::calc-glyph-name)
1453 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1458 ;; Ross. page 151 lists other values, we opt for a leaner look
1462 (hair-thickness . 1.6)
1463 (thick-thickness . 6.0)
1464 (meta . ((class . Item)
1465 (interfaces . (span-bar-interface
1467 bar-line-interface))))))
1471 (stencil . ,ly:text-interface::print)
1472 (font-series . bold)
1474 (X-offset . ,ly:side-position-interface::x-aligned-side)
1477 (meta . ((class . Item)
1478 (interfaces . (side-position-interface
1479 stanza-number-interface
1481 font-interface))))))
1487 (stem-spacing-correction . 0.4)
1488 (meta . ((class . Item)
1489 (interfaces . (spacing-interface
1490 staff-spacing-interface))))))
1495 (Y-extent . ,ly:staff-symbol::height)
1496 (stencil . ,ly:staff-symbol::print)
1498 (ledger-line-thickness . (1.0 . 0.1))
1500 (meta . ((class . Spanner)
1501 (interfaces . (staff-symbol-interface))))))
1505 (direction . ,ly:stem::calc-direction)
1506 (duration-log . ,stem::calc-duration-log)
1507 (default-direction . ,ly:stem::calc-default-direction)
1508 (stem-end-position . ,ly:stem::calc-stem-end-position)
1510 (neutral-direction . ,DOWN)
1511 (stem-info . ,ly:stem::calc-stem-info)
1512 (positioning-done . ,ly:stem::calc-positioning-done)
1513 (stencil . ,ly:stem::print)
1514 (X-extent . ,ly:stem::width)
1515 (Y-extent . ,ly:stem::height)
1516 (length . ,ly:stem::calc-length)
1520 ;; 3.5 (or 3 measured from note head) is standard length
1521 ;; 32nd, 64th flagged stems should be longer
1522 (lengths . (3.5 3.5 3.5 4.5 5.0))
1524 ;; FIXME. 3.5 yields too long beams (according to Ross and
1525 ;; looking at Baerenreiter examples) for a number of common
1526 ;; boundary cases. Subtracting half a beam thickness fixes
1527 ;; this, but the bug may well be somewhere else.
1529 ;; FIXME this should come from 'lengths
1530 (beamed-lengths . (3.26 3.5 3.6))
1532 ;; The 'normal' minima
1533 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1534 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1536 ;; The 'extreme case' minima
1537 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1539 ;; Stems in unnatural (forced) direction should be shortened by
1540 ;; one staff space, according to [Roush & Gourlay].
1541 ;; Flagged stems we shorten only half a staff space.
1542 (stem-shorten . (1.0 0.5))
1546 ;; We use the normal minima as minimum for the ideal lengths,
1547 ;; and the extreme minima as abolute minimum length.
1549 (X-offset . ,ly:stem::offset-callback)
1550 (Y-offset . ,ly:staff-symbol-referencer::callback)
1551 (meta . ((class . Item)
1552 (interfaces . (stem-interface
1553 font-interface))))))
1557 (Y-extent . ,ly:stem-tremolo::height)
1558 (stencil . ,ly:stem-tremolo::print)
1560 (slope . ,ly:stem-tremolo::calc-slope)
1561 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1562 (style . ,ly:stem-tremolo::calc-style)
1563 (beam-thickness . 0.48) ; staff-space
1564 (meta . ((class . Item)
1565 (interfaces . (stem-tremolo-interface))))))
1569 (stencil . ,print-circled-text-callback)
1570 (text . ,string-number::calc-text)
1572 (staff-padding . 0.5)
1573 (self-alignment-X . 0)
1574 (self-alignment-Y . 0)
1575 (script-priority . 100)
1576 (font-encoding . fetaNumber)
1577 (font-size . -5) ; don't overlap when next to heads.
1578 (meta . ((class . Item)
1579 (interfaces . (string-number-interface
1581 text-script-interface
1583 side-position-interface
1584 self-alignment-interface
1589 (stencil . ,ly:text-interface::print)
1590 (text . ,stroke-finger::calc-text)
1591 (digit-names . #("p" "i" "m" "a" "x"))
1593 (staff-padding . 0.5)
1594 (self-alignment-X . 0)
1595 (self-alignment-Y . 0)
1596 (script-priority . 100)
1597 (font-shape . italic)
1598 (font-size . -4) ; don't overlap when next to heads.
1599 (meta . ((class . Item)
1600 (interfaces . (stroke-finger-interface
1602 text-script-interface
1604 side-position-interface
1605 self-alignment-interface
1611 (no-spacing-rods . #t)
1612 (stencil . ,ly:sustain-pedal::print)
1613 (self-alignment-X . 0)
1614 (direction . ,RIGHT)
1615 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1616 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1617 (meta . ((class . Item)
1618 (interfaces . (piano-pedal-interface
1619 text-spanner-interface
1620 line-spanner-interface
1622 self-alignment-interface
1623 piano-pedal-script-interface
1624 font-interface))))))
1626 (SustainPedalLineSpanner
1629 (Y-extent . ,ly:axis-group-interface::height)
1630 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1633 (staff-padding . 1.2)
1634 (minimum-space . 1.0)
1636 (meta . ((class . Spanner)
1637 (interfaces . (piano-pedal-interface
1638 axis-group-interface
1639 side-position-interface))))))
1644 (X-extent . ,ly:axis-group-interface::width)
1645 (Y-extent . ,ly:axis-group-interface::height)
1646 (meta . ((class . System)
1647 (interfaces . (system-interface
1648 axis-group-interface))))))
1654 (stencil . ,ly:system-start-delimiter::print)
1655 (collapse-height . 5.0)
1656 (X-offset . ,ly:side-position-interface::x-aligned-side)
1658 (font-encoding . fetaBraces)
1660 (meta . ((class . Spanner)
1661 (interfaces . (system-start-delimiter-interface
1662 side-position-interface
1663 font-interface))))))
1669 (X-offset . ,ly:side-position-interface::x-aligned-side)
1671 (stencil . ,ly:system-start-delimiter::print)
1672 (style . line-bracket)
1674 (meta . ((class . Spanner)
1675 (interfaces . (font-interface
1676 side-position-interface
1677 system-start-delimiter-interface))))))
1682 (X-offset . ,ly:side-position-interface::x-aligned-side)
1684 (stencil . ,ly:system-start-delimiter::print)
1686 (collapse-height . 5.0)
1688 (meta . ((class . Spanner)
1689 (interfaces . (font-interface
1690 side-position-interface
1691 system-start-delimiter-interface))))))
1698 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1699 (X-offset . ,ly:side-position-interface::x-aligned-side)
1703 (stencil . ,ly:system-start-delimiter::print)
1704 (meta . ((class . Spanner)
1705 (interfaces . (side-position-interface
1706 system-start-delimiter-interface))))))
1711 (stencil . ,ly:text-interface::print)
1712 (Y-offset . ,ly:staff-symbol-referencer::callback)
1714 (stem-attachment . (0.0 . 1.35))
1715 (font-series . bold)
1716 (meta . ((class . Item)
1718 . (rhythmic-head-interface
1719 font-interface rhythmic-grob-interface
1721 staff-symbol-referencer-interface
1722 text-interface))))))
1726 (no-spacing-rods . #t)
1727 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1728 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1732 ;; sync with Fingering ?
1734 (staff-padding . 0.5)
1736 (stencil . ,ly:text-interface::print)
1737 (direction . ,ly:script-interface::calc-direction)
1739 (avoid-slur . around)
1740 (slur-padding . 0.5)
1741 (script-priority . 200)
1742 ;; todo: add X self alignment?
1743 (meta . ((class . Item)
1744 (interfaces . (text-script-interface
1746 side-position-interface
1747 font-interface))))))
1751 (stencil . ,ly:text-spanner::print)
1752 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1753 (font-shape . italic)
1754 (style . dashed-line)
1755 (staff-padding . 0.8)
1756 (dash-fraction . 0.2)
1760 (meta . ((class . Spanner)
1761 (interfaces . (text-spanner-interface
1762 line-spanner-interface
1763 side-position-interface
1764 font-interface))))))
1768 (control-points . ,ly:tie::calc-control-points)
1769 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1770 (avoid-slur . inside)
1771 (direction . ,ly:tie::calc-direction)
1772 (stencil . ,ly:tie::print)
1775 ;; for a full list, see tie-helper.cc
1777 (center-staff-line-clearance . 0.6)
1778 (tip-staff-line-clearance . 0.45)
1779 (note-head-gap . 0.2)
1781 (height-limit . 1.0)
1782 (horizontal-distance-penalty-factor . 10)
1783 (min-length-penalty-factor . 20)
1784 (tie-tie-collision-distance . 0.45)
1785 (tie-tie-collision-penalty . 25.0)
1786 (intra-space-threshold . 1.25)
1787 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1788 (outer-tie-length-symmetry-penalty-factor . 10)
1789 (outer-tie-vertical-gap . 0.25)
1790 (multi-tie-region-size . 1)
1791 (between-length-limit . 1.0)))
1794 (line-thickness . 0.8)
1795 (meta . ((class . Spanner)
1796 (interfaces . (tie-interface))))
1801 (positioning-done . ,ly:tie-column::calc-positioning-done)
1802 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1805 (meta . ((class . Spanner)
1806 (interfaces . (tie-column-interface))))))
1810 (stencil . ,ly:time-signature::print)
1811 (break-align-symbol . time-signature)
1812 (break-visibility . ,all-visible)
1813 (avoid-slur . inside)
1815 (first-note . (fixed-space . 2.0))
1816 (right-edge . (extra-space . 0.5))
1817 (staff-bar . (minimum-space . 2.0))))
1820 (meta . ((class . Item)
1821 (interfaces . (time-signature-interface
1822 break-aligned-interface
1823 font-interface))))))
1827 (stencil . ,ly:dynamic-text-spanner::print)
1828 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1831 (staff-padding . 1.0)
1834 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1836 (meta . ((class . Spanner)
1837 (interfaces . (text-spanner-interface
1838 line-spanner-interface
1839 side-position-interface
1840 font-interface))))))
1842 (TrillPitchAccidental
1843 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1848 (stencil . ,ly:accidental-interface::print)
1849 (meta . ((class . Item)
1850 (interfaces . (trill-pitch-accidental-interface
1851 side-position-interface
1852 font-interface))))))
1855 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1858 (stencil . ,parenthesize-elements)
1859 (direction . ,RIGHT)
1862 (meta . ((class . Item)
1863 (interfaces . (side-position-interface
1865 rhythmic-head-interface
1867 accidental-interface
1868 axis-group-interface))))))
1872 (stencil . ,ly:note-head::print)
1874 (Y-offset . ,ly:staff-symbol-referencer::callback)
1876 (meta . ((class . Item)
1877 (interfaces . (rhythmic-head-interface
1879 pitched-trill-interface
1881 staff-symbol-referencer-interface))))))
1887 (edge-height . (0.7 . 0.7))
1888 (shorten-pair . (-0.2 . -0.2))
1889 (staff-padding . 0.25)
1890 (direction . ,ly:tuplet-bracket::calc-direction)
1891 (positions . ,ly:tuplet-bracket::calc-positions)
1892 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1893 (control-points . ,ly:tuplet-bracket::calc-control-points)
1894 (stencil . ,ly:tuplet-bracket::print)
1896 (meta . ((class . Spanner)
1897 (interfaces . (line-interface
1898 tuplet-bracket-interface))))))
1902 (stencil . ,ly:tuplet-number::print)
1903 (text . ,tuplet-number::calc-denominator-text)
1904 (font-shape . italic)
1906 (avoid-slur . inside)
1907 (meta . ((class . Spanner)
1908 (interfaces . (text-interface tuplet-number-interface
1909 font-interface))))))
1913 (stencil . ,ly:text-interface::print)
1914 (font-shape . italic)
1915 (no-spacing-rods . #t)
1916 (self-alignment-X . 0)
1917 (direction . ,RIGHT)
1918 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1919 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1920 (meta . ((class . Item)
1921 (interfaces . (text-interface
1922 piano-pedal-script-interface
1923 self-alignment-interface
1924 font-interface))))))
1926 (UnaCordaPedalLineSpanner
1929 (Y-extent . ,ly:axis-group-interface::height)
1930 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1933 (staff-padding . 1.2)
1934 (minimum-space . 1.0)
1936 (meta . ((class . Spanner)
1937 (interfaces . (piano-pedal-interface
1938 axis-group-interface
1939 side-position-interface))))))
1945 (stencil . ,ly:vaticana-ligature::print)
1946 (meta . ((class . Spanner)
1947 (interfaces . (vaticana-ligature-interface
1948 font-interface))))))
1953 (positioning-done . ,ly:align-interface::calc-positioning-done)
1954 (after-line-breaking . ,ly:align-interface::stretch-after-break)
1955 (Y-extent . ,ly:axis-group-interface::height)
1956 (X-extent . ,ly:axis-group-interface::width)
1959 (meta . ((class . Spanner)
1960 (interfaces . (align-interface
1961 axis-group-interface))))))
1965 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
1966 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
1967 (X-extent . ,ly:axis-group-interface::width)
1968 (meta . ((class . Spanner)
1969 (interfaces . (axis-group-interface
1970 hara-kiri-group-interface
1971 vertically-spaceable-interface))))))
1976 (stencil . ,ly:volta-bracket-interface::print)
1979 (font-encoding . fetaNumber)
1980 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1982 (thickness . 1.6) ;; line-thickness
1983 (edge-height . (2.0 . 2.0)) ;; staff-space;
1986 (meta . ((class . Spanner)
1987 (interfaces . (volta-bracket-interface
1988 horizontal-bracket-interface
1991 side-position-interface
2003 (stencil . ,ly:line-spanner::print)
2004 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
2005 (meta . ((class . Spanner)
2006 (interfaces . (line-spanner-interface
2012 (define (completize-grob-entry x)
2013 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2015 ;; (display (car x))
2017 (let* ((name-sym (car x))
2018 (grob-entry (cdr x))
2019 (meta-entry (cdr (assoc 'meta grob-entry)))
2020 (class (cdr (assoc 'class meta-entry)))
2022 (cdr (assoc 'interfaces meta-entry))))
2026 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2027 ((eq? 'Spanner class)
2028 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2029 ((eq? 'Paper_column class)
2030 (set! ifaces-entry (cons 'item-interface
2031 (cons 'paper-column-interface ifaces-entry))))
2032 ((eq? 'System class)
2033 (set! ifaces-entry (cons 'system-interface
2034 (cons 'spanner-interface ifaces-entry))))
2036 (ly:warning "Unknown class ~a" class)))
2038 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2039 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2041 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2042 (set! meta-entry (assoc-set! meta-entry 'interfaces
2044 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2045 (cons name-sym grob-entry)))
2047 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2049 ;; (display (map pair? all-grob-descriptions))
2051 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2054 ;; (display (car x)) (newline)
2056 (set-object-property! (car x) 'translation-type? list?)
2057 (set-object-property! (car x) 'is-grob? #t))
2058 all-grob-descriptions)
2060 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2062 (define pure-print-callbacks
2065 ly:accidental-interface::print
2068 ly:text-interface::print
2069 ly:script-interface::print))
2071 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2072 (define (pure-stencil-height grob start stop)
2073 (let ((sten (ly:grob-property-data grob 'stencil)))
2076 (memq sten pure-print-callbacks))
2077 (ly:grob::stencil-height grob)
2081 (define pure-conversions-alist
2083 `(,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2084 `(,ly:stem::height . ,ly:stem::pure-height)
2085 `(,ly:rest::height . ,ly:rest::pure-height)
2086 `(,ly:grob::stencil-height . ,pure-stencil-height)
2087 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2088 `(,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2089 `(,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2090 `(,ly:slur::height . ,ly:slur::pure-height)
2091 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2093 (define pure-functions
2095 ly:staff-symbol-referencer::callback
2096 ly:staff-symbol::height))
2098 (define-public (pure-relevant? grob)
2099 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2102 (pair? extent-callback)
2103 (memq extent-callback pure-functions)
2105 (pair? (assq extent-callback pure-conversions-alist))
2108 (not (eq? extent-callback ly:grob::stencil-height))
2109 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2110 (ly:stencil? (ly:grob-property-data grob 'stencil))
2114 (define-public (call-pure-function unpure args start end)
2115 (if (ly:simple-closure? unpure)
2116 (ly:eval-simple-closure (car args) unpure start end)
2117 (if (not (procedure? unpure))
2119 (if (memq unpure pure-functions)
2121 (let ((pure (assq unpure pure-conversions-alist)))
2123 (apply (cdr pure) (append (list (car args) start end) (cdr args)))))))))