1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
24 (alteration . ,accidental-interface::calc-alteration)
25 (stencil . ,ly:accidental-interface::print)
26 (Y-extent . ,ly:accidental-interface::height)
27 (X-extent . ,ly:accidental-interface::width)
28 (meta . ((class . Item)
29 (interfaces . (accidental-interface
36 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
37 (alteration . ,accidental-interface::calc-alteration)
38 (stencil . ,ly:accidental-interface::print)
39 (Y-extent . ,ly:accidental-interface::height)
40 (meta . ((class . Item)
41 (interfaces . (accidental-interface
46 (stencil . ,ly:accidental-interface::print)
47 (X-extent . ,ly:accidental-interface::width)
48 (Y-extent . ,ly:accidental-interface::height)
49 (X-offset . ,(ly:make-simple-closure
51 ,(ly:make-simple-closure
52 (list ly:self-alignment-interface::centered-on-x-parent))
53 ,(ly:make-simple-closure
54 (list ly:self-alignment-interface::x-aligned-on-self)))))
55 (self-alignment-X . ,CENTER)
57 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
58 (alteration . ,accidental-interface::calc-alteration)
59 (Y-offset . ,ly:side-position-interface::y-aligned-side)
61 (staff-padding . 0.25)
62 (outside-staff-priority . 0)
65 (meta . ((class . Item)
66 (interfaces . (side-position-interface
69 accidental-suggestion-interface
70 self-alignment-interface
77 ;; for horizontally stacked scripts.
78 (script-priority . -100)
81 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
82 (X-extent . ,ly:axis-group-interface::width)
84 ;; this is quite small, but it is very ugly to have
85 ;; accs closer to the previous note than to the next one.
86 (right-padding . 0.15)
87 (meta . ((class . Item)
88 (interfaces . (accidental-placement-interface))))))
93 (X-extent . ,ly:axis-group-interface::width)
94 (Y-extent . ,ly:axis-group-interface::height)
96 (clef . (extra-space . 0.5))
97 (key-signature . (extra-space . 0.0))
98 (staff-bar . (extra-space . 0.0))
99 (time-signature . (extra-space . 0.0))
100 (first-note . (fixed-space . 0.0))))
102 (break-align-symbol . ambitus)
103 (break-visibility . ,begin-of-line-visible)
104 (meta . ((class . Item)
105 (interfaces . (axis-group-interface
106 break-aligned-interface
107 ambitus-interface))))))
111 (stencil . ,ly:ambitus::print)
114 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
115 (meta . ((class . Item)
116 (interfaces . (ambitus-interface
117 staff-symbol-referencer-interface
121 (font-family . music)
123 (X-offset . ,ly:side-position-interface::x-aligned-side)
125 (stencil . ,ly:accidental-interface::print)
126 (Y-extent . ,ly:accidental-interface::height)
127 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
129 (meta . ((class . Item)
132 break-aligned-interface
133 side-position-interface
139 (stencil . ,ly:note-head::print)
140 (glyph-name . ,note-head::calc-glyph-name)
141 (Y-offset . ,ly:staff-symbol-referencer::callback)
142 (meta . ((class . Item)
143 (interfaces . (font-interface
146 staff-symbol-referencer-interface
147 rhythmic-head-interface
148 ledgered-interface))))))
151 . ((X-extent . ,ly:arpeggio::width)
152 (stencil . ,ly:arpeggio::print)
153 (Y-offset . ,ly:staff-symbol-referencer::callback)
154 (X-offset . ,ly:side-position-interface::x-aligned-side)
156 (positions . ,ly:arpeggio::calc-positions)
158 (script-priority . 0)
160 (staff-position . 0.0)
161 (Y-extent . ,ly:arpeggio::height)
162 (meta . ((class . Item)
163 (interfaces . (arpeggio-interface
164 staff-symbol-referencer-interface
165 side-position-interface
169 . ((stencil . ,ly:balloon-interface::print)
170 (text . ,(grob::calc-property-by-copy 'text))
171 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
172 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
173 (meta . ((class . Item)
174 (interfaces . (balloon-interface
179 (break-align-symbol . staff-bar)
180 (break-align-anchor . ,ly:bar-line::calc-anchor)
184 (break-visibility . ,bar-line::calc-break-visibility)
186 (stencil . ,ly:bar-line::print)
187 (glyph-name . ,bar-line::calc-glyph-name)
188 (bar-size . ,ly:bar-line::calc-bar-size)
189 (bar-extent . ,ly:bar-line::calc-bar-extent)
190 (allow-span-bar . #t)
193 (time-signature . (extra-space . 0.75))
194 (custos . (minimum-space . 2.0))
195 (clef . (minimum-space . 1.0))
196 (key-signature . (extra-space . 1.0))
197 (key-cancellation . (extra-space . 1.0))
198 (first-note . (fixed-space . 1.3))
199 (next-note . (semi-fixed-space . 0.9))
200 (right-edge . (extra-space . 0.0))))
203 ;; Ross. page 151 lists other values, we opt for a leaner look
206 ;; kern should scale with line-thickness too.
209 (hair-thickness . 1.9)
210 (thick-thickness . 6.0)
211 (meta . ((class . Item)
212 (interfaces . (bar-line-interface
213 break-aligned-interface
218 (stencil . ,ly:text-interface::print)
220 (break-visibility . ,begin-of-line-visible)
223 (font-family . roman)
225 (Y-offset . ,ly:side-position-interface::y-aligned-side)
227 (outside-staff-priority . 100)
228 (X-offset . ,(ly:make-simple-closure
230 ,(ly:make-simple-closure
231 (list ly:break-alignable-interface::self-align-callback))
232 ,(ly:make-simple-closure
233 (list ly:self-alignment-interface::x-aligned-on-self)))))
235 (self-alignment-X . ,RIGHT)
237 ;; want the bar number before the clef at line start.
238 (break-align-symbols . (left-edge staff-bar))
241 (interfaces . (side-position-interface
243 break-alignable-interface
244 self-alignment-interface
249 (stencil . ,ly:text-interface::print)
250 (meta . ((class . Item)
251 (interfaces . (text-interface
252 rhythmic-grob-interface
253 bass-figure-interface
259 (threshold . (2 . 1000))
260 (positioning-done . ,ly:align-interface::calc-positioning-done)
261 (Y-extent . ,ly:axis-group-interface::height)
262 (stacking-dir . ,DOWN)
264 (meta . ((class . Spanner)
265 (interfaces . (align-interface
266 bass-figure-alignment-interface
267 axis-group-interface))))))
269 (BassFigureAlignmentPositioning
270 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
273 (Y-extent . ,ly:axis-group-interface::height)
275 (staff-padding . 1.0)
277 (meta . ((class . Spanner)
278 (interfaces . (side-position-interface
279 axis-group-interface))))))
283 (stencil . ,ly:enclosing-bracket::print)
284 (X-extent . ,ly:enclosing-bracket::width)
285 (edge-height . (0.2 . 0.2))
286 (meta . ((class . Item)
287 (interfaces . (enclosing-bracket-interface))))))
289 (BassFigureContinuation
291 (stencil . ,ly:figured-bass-continuation::print)
292 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
293 (meta . ((class . Spanner)
294 (interfaces . (figured-bass-continuation-interface))))))
299 (Y-extent . ,ly:axis-group-interface::height)
300 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
301 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
302 (meta . ((class . Spanner)
303 (interfaces . (axis-group-interface))))))
308 ;; todo: clean this up a bit: the list is getting
311 (positions . ,(ly:make-simple-closure
312 (ly:make-simple-closure
313 (list chain-grob-member-functions
315 ly:beam::calc-least-squares-positions
316 ly:beam::slope-damping
317 ly:beam::shift-region-to-valid
321 ;; this is a hack to set stem lengths, if positions is set.
322 (quantized-positions . ,ly:beam::set-stem-lengths)
323 (concaveness . ,ly:beam::calc-concaveness)
324 (direction . ,ly:beam::calc-direction)
325 (shorten . ,ly:beam::calc-stem-shorten)
326 (beaming . ,ly:beam::calc-beaming)
327 (stencil . ,ly:beam::print)
329 (cross-staff . ,ly:beam::calc-cross-staff)
332 (secondary-beam-demerit . 10)
333 (stem-length-demerit-factor . 5)
336 (stem-length-limit-penalty . 5000)
337 (damping-direction-penalty . 800)
338 (hint-direction-penalty . 20)
339 (musical-direction-factor . 400)
340 (ideal-slope-factor . 10)
341 (round-to-zero-slope . 0.02)))
342 ;; TODO: should be in SLT.
343 (thickness . 0.48) ; in staff-space
344 (neutral-direction . ,DOWN)
346 ;; Whe have some unreferenced problems here.
348 ;; If we shorten beamed stems less than normal stems (1 staff-space),
349 ;; or high order less than 8th beams, patterns like
350 ;; c''4 [c''8 c''] c''4 [c''16 c]
351 ;; are ugly (different stem lengths).
353 ;; But if we shorten 16th beams as much as 8th beams, a single
354 ;; forced 16th beam looks *very* short.
356 ;; We choose to shorten 8th beams the same as single stems,
357 ;; and high order beams less than 8th beams, so that all
358 ;; isolated shortened beams look nice and a bit shortened,
359 ;; sadly possibly breaking patterns with high order beams.
360 (beamed-stem-shorten . (1.0 0.5 0.25))
362 (auto-knee-gap . 5.5)
364 ;; only for debugging.
365 (font-family . roman)
366 (meta . ((class . Spanner)
367 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
368 (interfaces . (staff-symbol-referencer-interface
369 unbreakable-spanner-interface
375 (stencil . ,bend::print)
377 (meta . ((class . Spanner)
378 (interfaces . (spanner-interface
379 bend-after-interface))))))
385 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
386 (X-extent . ,ly:axis-group-interface::width)
387 (break-align-orders . ;; end of line
409 time-signature custos)
423 (meta . ((class . Item)
424 (interfaces . (break-alignment-interface
425 axis-group-interface))))))
430 (X-extent . ,ly:axis-group-interface::width)
431 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
432 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
433 (meta . ((class . Item)
434 (interfaces . (break-aligned-interface
435 axis-group-interface))))))
439 (break-align-symbol . breathing-sign)
442 (ambitus . (extra-space . 2.0))
443 (custos . (minimum-space . 1.0))
444 (key-signature . (minimum-space . 1.5))
445 (time-signature . (minimum-space . 1.5))
446 (staff-bar . (minimum-space . 1.5))
447 (clef . (minimum-space . 2.0))
448 (first-note . (fixed-space . 1.0)) ;huh?
449 (right-edge . (extra-space . 0.1))))
450 (stencil . ,ly:text-interface::print)
451 (text . ,(make-musicglyph-markup "scripts.rcomma"))
452 (Y-offset . ,ly:breathing-sign::offset-callback)
453 (break-visibility . ,begin-of-line-invisible)
454 (meta . ((class . Item)
455 (interfaces . (break-aligned-interface
456 breathing-sign-interface
462 (stencil . ,ly:clef::print)
463 (glyph-name . ,ly:clef::calc-glyph-name)
465 (avoid-slur . inside)
466 (font-family . music)
467 (break-align-symbol . clef)
468 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
469 (break-visibility . ,begin-of-line-visible)
470 (space-alist . ((ambitus . (extra-space . 2.0))
471 (staff-bar . (extra-space . 0.7))
472 (key-cancellation . (minimum-space . 3.5))
473 (key-signature . (minimum-space . 3.5))
474 (time-signature . (minimum-space . 4.2))
475 (first-note . (minimum-fixed-space . 5.0))
476 (next-note . (extra-space . 0.5))
477 (right-edge . (extra-space . 0.5))))
478 (Y-offset . ,ly:staff-symbol-referencer::callback)
479 (meta . ((class . Item)
480 (interfaces . (clef-interface
481 staff-symbol-referencer-interface
483 break-aligned-interface))))))
485 (ClusterSpannerBeacon
487 (Y-extent . ,ly:cluster-beacon::height)
488 (meta . ((class . Item)
489 (interfaces . (rhythmic-grob-interface
490 cluster-beacon-interface))))))
494 (springs-and-rods . ,ly:spanner::set-spacing-rods)
495 (stencil . ,ly:cluster::print)
496 (minimum-length . 0.0)
498 (cross-staff . ,ly:cluster::calc-cross-staff)
500 (meta . ((class . Spanner)
501 (interfaces . (cluster-interface))))))
505 (stencil . ,ly:text-interface::print)
506 (after-line-breaking . ,ly:chord-name::after-line-breaking)
510 (meta . ((class . Item)
511 (interfaces . (font-interface
512 rhythmic-grob-interface
514 chord-name-interface))))))
518 (stencil . ,ly:text-interface::print)
519 (extra-spacing-width . (+inf.0 . -inf.0))
520 (Y-offset . ,ly:side-position-interface::y-aligned-side)
521 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
524 (staff-padding . 0.5)
525 (script-priority . 200)
526 ;; todo: add X self alignment?
529 (avoid-slur . outside )
531 (meta . ((class . Item)
532 (interfaces . (text-script-interface
534 side-position-interface
539 (break-align-symbol . custos)
541 (stencil . ,ly:custos::print)
542 (break-visibility . ,end-of-line-visible)
544 (neutral-direction . ,DOWN)
545 (Y-offset . ,ly:staff-symbol-referencer::callback)
547 (first-note . (minimum-fixed-space . 0.0))
548 (right-edge . (extra-space . 0.1))))
549 (meta . ((class . Item)
550 (interfaces . (custos-interface
551 staff-symbol-referencer-interface
553 break-aligned-interface))))))
559 (positioning-done . ,ly:dot-column::calc-positioning-done)
560 (X-extent . ,ly:axis-group-interface::width)
561 (meta . ((class . Item)
562 (interfaces . (dot-column-interface
563 axis-group-interface))))))
567 (stencil . ,ly:dots::print)
568 (dot-count . ,dots::calc-dot-count)
569 (staff-position . ,dots::calc-staff-position)
570 (meta . ((class . Item)
571 (interfaces . (font-interface
572 staff-symbol-referencer-interface
577 (stencil . ,ly:percent-repeat-item-interface::double-percent)
580 (dot-negative-kern . 0.75)
581 (slash-negative-kern . 1.6)
582 (font-encoding . fetaMusic)
585 (break-align-symbol . staff-bar)
586 (break-visibility . ,begin-of-line-invisible)
587 (meta . ((class . Item)
588 (interfaces . (font-interface
589 break-aligned-interface
590 percent-repeat-interface
591 percent-repeat-item-interface))))))
593 (DoublePercentRepeatCounter
595 (stencil . ,ly:text-interface::print)
596 (X-offset . ,(ly:make-simple-closure
598 ,(ly:make-simple-closure
599 (list ly:self-alignment-interface::centered-on-y-parent))
600 ,(ly:make-simple-closure
601 (list ly:self-alignment-interface::x-aligned-on-self)))))
602 (Y-offset . ,ly:side-position-interface::y-aligned-side)
603 (font-encoding . fetaNumber)
604 (self-alignment-X . ,CENTER)
608 (staff-padding . 0.25)
610 (meta . ((class . Item)
611 (interfaces . (side-position-interface
612 self-alignment-interface
613 percent-repeat-item-interface
614 percent-repeat-interface
621 (Y-offset . ,ly:side-position-interface::y-aligned-side)
622 (staff-padding . 0.1)
625 (minimum-space . 1.2)
628 (outside-staff-priority . 250)
629 (Y-extent . ,ly:axis-group-interface::height)
630 (X-extent . ,ly:axis-group-interface::width)
631 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
632 (meta . ((class . Spanner)
633 (interfaces . (axis-group-interface
635 dynamic-line-spanner-interface
636 side-position-interface))))))
643 (stencil . ,ly:text-interface::print)
644 (direction . ,ly:script-interface::calc-direction)
645 (positioning-done . ,ly:script-interface::calc-positioning-done)
647 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
648 (self-alignment-X . ,CENTER)
649 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
650 (self-alignment-Y . ,CENTER)
652 (font-encoding . fetaDynamic)
653 (font-shape . italic)
654 (extra-spacing-width . (+inf.0 . -inf.0))
655 (outside-staff-priority . 250)
656 (meta . ((class . Item)
657 (interfaces . (font-interface
659 self-alignment-interface
661 script-interface))))))
665 ;; rather ugh with NCSB
666 ;; (font-series . bold)
667 (font-shape . italic)
668 (style . dashed-line)
670 ;; make sure the spanner doesn't get too close to notes
671 (minimum-Y-extent . (-1 . 1))
672 (bound-details . ((right . ((attach-dir . ,LEFT)
676 (right-broken . ((attach-dir . ,RIGHT)
680 (left . ((attach-dir . ,LEFT)
682 (stencil-offset . (0 . -0.5))
685 (left-broken . ((attach-dir . ,RIGHT)
688 (stencil . ,ly:line-spanner::print)
689 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
690 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
692 ;; need to blend with dynamic texts.
694 (dash-fraction . 0.2)
696 (meta . ((class . Spanner)
697 (interfaces . (font-interface
699 line-spanner-interface
702 dynamic-text-spanner-interface
703 spanner-interface))))))
709 ;; sync with TextScript (?)
712 (avoid-slur . around)
714 (staff-padding . 0.5)
715 (self-alignment-X . ,CENTER)
716 (self-alignment-Y . ,CENTER)
717 (script-priority . 100)
718 (stencil . ,ly:text-interface::print)
719 (direction . ,ly:script-interface::calc-direction)
720 (positioning-done . ,ly:script-interface::calc-positioning-done)
721 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
723 (text . ,fingering::calc-text)
724 (font-encoding . fetaNumber)
725 (font-size . -5) ; don't overlap when next to heads.
726 (meta . ((class . Item)
727 (interfaces . (finger-interface
729 text-script-interface
731 side-position-interface
732 self-alignment-interface))))))
735 . ((stencil . ,fret-board::calc-stencil)
736 (after-line-breaking . ,ly:chord-name::after-line-breaking)
737 (fret-diagram-details . ((finger-code . below-string)))
738 (meta . ((class . Item)
739 (interfaces . (fret-diagram-interface
740 rhythmic-grob-interface
749 (zigzag-width . 0.75)
752 (bound-details . ((right . ((attach-dir . ,CENTER)
755 (left . ((attach-dir . ,CENTER)
759 (stencil . ,ly:line-spanner::print)
760 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
761 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
762 (meta . ((class . Spanner)
763 (interfaces . (line-interface
764 unbreakable-spanner-interface
765 line-spanner-interface))))))
769 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
770 (spacing-increment . 0.8)
771 (shortest-duration-space . 1.6)
772 (meta . ((class . Spanner)
773 (interfaces . (grace-spacing-interface
774 spacing-options-interface
775 spanner-interface))))))
781 (meta . ((class . Item)
782 (interfaces . (grid-point-interface))))))
786 (X-extent . ,ly:grid-line-interface::width)
787 (stencil . ,ly:grid-line-interface::print)
788 (self-alignment-X . ,CENTER)
789 (X-offset . ,(ly:make-simple-closure
791 ,(ly:make-simple-closure
792 (list ly:self-alignment-interface::centered-on-x-parent))
793 ,(ly:make-simple-closure
794 (list ly:self-alignment-interface::x-aligned-on-self)))))
796 (meta . ((class . Item)
797 (interfaces . (self-alignment-interface
798 grid-line-interface))))))
803 (stencil . ,ly:hairpin::print)
804 (springs-and-rods . ,ly:spanner::set-spacing-rods)
805 (after-line-breaking . ,ly:hairpin::after-line-breaking)
806 (grow-direction . ,hairpin::calc-grow-direction)
811 (minimum-length . 2.0)
812 (bound-padding . 1.0)
813 (self-alignment-Y . ,CENTER)
814 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
815 (Y-extent . ,ly:hairpin::height)
816 (meta . ((class . Spanner)
817 (interfaces . (hairpin-interface
819 self-alignment-interface
821 spanner-interface))))))
826 (stencil . ,ly:horizontal-bracket::print)
827 (Y-offset . ,ly:side-position-interface::y-aligned-side)
828 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
831 (staff-padding . 0.2)
834 (bracket-flare . (0.5 . 0.5))
835 (meta . ((class . Spanner)
836 (interfaces . (horizontal-bracket-interface
837 side-position-interface
839 spanner-interface))))))
845 (stencil . ,ly:system-start-text::print)
846 (X-offset . ,ly:side-position-interface::x-aligned-side)
848 (self-alignment-Y . ,CENTER)
849 (self-alignment-X . ,CENTER)
850 (meta . ((class . Spanner)
851 (interfaces . (system-start-text-interface
852 side-position-interface
853 self-alignment-interface
859 (stencil . ,ly:text-interface::print)
860 (Y-offset . ,ly:side-position-interface::y-aligned-side)
861 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
862 (staff-padding . 0.5)
865 (self-alignment-X . ,LEFT)
866 (outside-staff-priority . 500)
867 (extra-spacing-width . (+inf.0 . -inf.0))
868 (meta . ((class . Item)
869 (interfaces . (side-position-interface
870 self-alignment-interface
877 (stencil . ,ly:key-signature-interface::print)
878 (glyph-name-alist . ,cancellation-glyph-name-alist)
880 (time-signature . (extra-space . 1.25))
881 (staff-bar . (extra-space . 0.6))
882 (key-signature . (extra-space . 0.5))
883 (right-edge . (extra-space . 0.5))
884 (first-note . (fixed-space . 2.5))))
885 (Y-offset . ,ly:staff-symbol-referencer::callback)
886 (break-align-symbol . key-cancellation)
887 (break-visibility . ,begin-of-line-invisible)
889 (meta . ((class . Item)
890 (interfaces . (key-cancellation-interface
891 key-signature-interface
892 staff-symbol-referencer-interface
894 break-aligned-interface))))))
898 (stencil . ,ly:key-signature-interface::print)
899 (avoid-slur . inside)
900 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
902 (time-signature . (extra-space . 1.15))
903 (staff-bar . (extra-space . 1.1))
904 (right-edge . (extra-space . 0.5))
905 (first-note . (fixed-space . 2.5))))
906 (Y-offset . ,ly:staff-symbol-referencer::callback)
907 (break-align-symbol . key-signature)
908 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
909 (break-visibility . ,begin-of-line-visible)
911 (meta . ((class . Item)
912 (interfaces . (key-signature-interface
913 staff-symbol-referencer-interface
915 break-aligned-interface))))))
920 (stencil . ,ly:tie::print)
921 (control-points . ,ly:semi-tie::calc-control-points)
922 (direction . ,ly:tie::calc-direction)
923 (details . ((ratio . 0.333)
924 (height-limit . 1.0)))
925 (head-direction . ,LEFT)
927 (meta . ((class . Item)
928 (interfaces . (semi-tie-interface))))))
930 (LaissezVibrerTieColumn
934 (head-direction . ,LEFT)
935 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
936 (meta . ((class . Item)
937 (interfaces . (semi-tie-column-interface))))))
941 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
942 (stencil . ,ly:ledger-line-spanner::print)
945 (minimum-length-fraction . 0.25)
946 (length-fraction . 0.25)
948 (meta . ((class . Spanner)
949 (interfaces . (ledger-line-spanner-interface))))))
953 (break-align-symbol . left-edge)
954 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
957 (break-visibility . ,center-invisible)
959 (custos . (extra-space . 0.0))
960 (ambitus . (extra-space . 2.0))
961 (time-signature . (extra-space . 1.0))
962 (staff-bar . (extra-space . 0.0))
963 (breathing-sign . (minimum-space . 0.0))
964 (clef . (extra-space . 0.8))
965 (first-note . (fixed-space . 2.0))
966 (right-edge . (extra-space . 0.0))
967 (key-signature . (extra-space . 0.0))
968 (key-cancellation . (extra-space . 0.0))
970 (meta . ((class . Item)
971 (interfaces . (break-aligned-interface))))))
975 ;; ugh. A ligature bracket is totally different from
980 (edge-height . (0.7 . 0.7))
981 (shorten-pair . (-0.2 . -0.2))
983 (positions . ,ly:tuplet-bracket::calc-positions)
984 (stencil . ,ly:tuplet-bracket::print)
985 (staff-padding . 0.25)
986 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
987 (control-points . ,ly:tuplet-bracket::calc-control-points)
988 (meta . ((class . Spanner)
989 (interfaces . (line-interface
990 tuplet-bracket-interface))))))
994 (stencil . ,ly:lyric-extender::print)
995 (thickness . 0.8) ; line-thickness
996 (minimum-length . 1.5)
998 (meta . ((class . Spanner)
999 (interfaces . (lyric-interface
1000 lyric-extender-interface))))))
1006 (dash-period . 10.0)
1008 (minimum-length . 0.3)
1009 (minimum-distance . 0.1)
1011 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1012 (stencil . ,ly:lyric-hyphen::print)
1013 (Y-extent . (0 . 0))
1014 (meta . ((class . Spanner)
1015 (interfaces . (lyric-interface
1017 lyric-hyphen-interface
1018 spanner-interface))))))
1021 . ((minimum-distance . 0.45)
1022 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1026 (meta . ((class . Spanner)
1027 (interfaces . (spanner-interface
1028 lyric-hyphen-interface))))))
1032 (stencil . ,lyric-text::print)
1033 (text . ,(grob::calc-property-by-copy 'text))
1034 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1035 (self-alignment-X . ,CENTER)
1037 (font-series . bold-narrow)
1039 (extra-spacing-width . (0.0 . 0.0))
1040 (meta . ((class . Item)
1041 (interfaces . (rhythmic-grob-interface
1042 lyric-syllable-interface
1043 self-alignment-interface
1045 font-interface))))))
1050 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1052 (stencil . ,ly:measure-grouping::print)
1058 (meta . ((class . Spanner)
1059 (interfaces . (side-position-interface
1060 measure-grouping-interface))))))
1064 (neutral-direction . ,DOWN)
1065 (meta . ((class . Item)
1066 (interfaces . (melody-spanner-interface))))))
1072 (stencil . ,ly:mensural-ligature::print)
1073 (meta . ((class . Spanner)
1074 (interfaces . (mensural-ligature-interface
1075 font-interface))))))
1079 (stencil . ,ly:text-interface::print)
1080 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1084 (extra-spacing-width . (+inf.0 . -inf.0))
1085 (outside-staff-priority . 1000)
1086 (meta . ((class . Item)
1087 (interfaces . (text-interface
1088 side-position-interface
1090 metronome-mark-interface))))))
1094 (stencil . ,ly:multi-measure-rest::print)
1095 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1096 (Y-offset . ,ly:staff-symbol-referencer::callback)
1097 (staff-position . 0)
1099 (thick-thickness . 6.6)
1100 (hair-thickness . 2.0)
1102 (meta . ((class . Spanner)
1103 (interfaces . (multi-measure-rest-interface
1104 multi-measure-interface
1107 staff-symbol-referencer-interface))))))
1109 (MultiMeasureRestNumber
1111 (bound-padding . 2.0)
1112 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1113 (stencil . ,ly:text-interface::print)
1114 (X-offset . ,(ly:make-simple-closure
1116 ,(ly:make-simple-closure
1117 (list ly:self-alignment-interface::x-aligned-on-self))
1118 ,(ly:make-simple-closure
1119 (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1120 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1122 (self-alignment-X . ,CENTER)
1125 (staff-padding . 0.4)
1126 (font-encoding . fetaNumber)
1127 (meta . ((class . Spanner)
1128 (interfaces . (side-position-interface
1129 multi-measure-interface
1130 self-alignment-interface
1132 text-interface))))))
1134 (MultiMeasureRestText
1136 (stencil . ,ly:text-interface::print)
1137 (X-offset . ,(ly:make-simple-closure
1139 ,(ly:make-simple-closure
1140 (list ly:self-alignment-interface::x-centered-on-y-parent))
1141 ,(ly:make-simple-closure
1142 (list ly:self-alignment-interface::x-aligned-on-self)))))
1143 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1144 (self-alignment-X . ,CENTER)
1147 (staff-padding . 0.25)
1148 (outside-staff-priority . 450)
1149 (meta . ((class . Spanner)
1150 (interfaces . (side-position-interface
1151 multi-measure-interface
1152 self-alignment-interface
1154 text-interface))))))
1157 (NonMusicalPaperColumn
1159 (allow-loose-spacing . #t)
1161 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1162 (X-extent . ,ly:axis-group-interface::width)
1163 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1164 ;; (stencil . ,ly:paper-column::print)
1167 (line-break-permission . allow)
1168 (page-break-permission . allow)
1169 (full-measure-extra-space . 1.0)
1171 ;; debugging stuff: print column number.
1172 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1174 (meta . ((class . Paper_column)
1175 (interfaces . (paper-column-interface
1176 axis-group-interface
1177 separation-item-interface
1178 spaceable-grob-interface
1179 font-interface))))))
1184 (X-extent . ,ly:axis-group-interface::width)
1185 (Y-extent . ,ly:axis-group-interface::height)
1186 (prefer-dotted-right . #t)
1187 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1188 (meta . ((class . Item)
1189 (interfaces . (note-collision-interface
1190 axis-group-interface))))))
1195 (X-extent . ,ly:axis-group-interface::width)
1196 (Y-extent . ,ly:axis-group-interface::height)
1197 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1198 (meta . ((class . Item)
1199 (interfaces . (axis-group-interface
1200 separation-item-interface
1201 note-column-interface))))))
1205 (stencil . ,ly:note-head::print)
1206 (duration-log . ,note-head::calc-duration-log)
1207 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1208 (glyph-name . ,note-head::calc-glyph-name)
1209 (Y-offset . ,ly:staff-symbol-referencer::callback)
1210 (X-offset . ,ly:note-head::stem-x-shift)
1211 (meta . ((class . Item)
1212 (interfaces . (rhythmic-grob-interface
1213 rhythmic-head-interface
1217 staff-symbol-referencer-interface
1218 gregorian-ligature-interface
1219 mensural-ligature-interface
1220 vaticana-ligature-interface))))))
1224 (stem-spacing-correction . 0.5)
1225 (same-direction-correction . 0.25)
1226 (space-to-barline . #t)
1227 ;; Changed this from 0.75.
1228 ;; If you ever change this back, please document! --hwn
1229 (knee-spacing-correction . 1.0)
1230 (meta . ((class . Item)
1231 (interfaces . (spacing-interface
1232 note-spacing-interface))))))
1236 (stencil . ,ly:text-interface::print)
1237 (meta . ((class . Item)
1238 (interfaces . (note-name-interface
1240 font-interface))))))
1245 (self-alignment-X . ,CENTER)
1246 (break-visibility . ,begin-of-line-visible)
1247 (X-offset . ,(ly:make-simple-closure
1249 ,(ly:make-simple-closure
1250 (list ly:self-alignment-interface::x-aligned-on-self))
1251 ,(ly:make-simple-closure
1252 (list ly:self-alignment-interface::centered-on-x-parent)))))
1253 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1254 (stencil . ,ly:text-interface::print)
1255 (font-shape . italic)
1256 (staff-padding . 0.2)
1258 (meta . ((class . Item)
1259 (interfaces . (text-interface
1260 self-alignment-interface
1261 side-position-interface
1262 font-interface))))))
1266 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1267 (stencil . ,ly:ottava-bracket::print)
1268 (font-shape . italic)
1269 (shorten-pair . (0.0 . -0.6))
1270 (staff-padding . 1.0)
1272 (minimum-length . 1.0)
1273 (style . dashed-line)
1274 (dash-fraction . 0.3)
1275 (edge-height . (0 . 1.2))
1277 (outside-staff-priority . 400)
1278 (meta . ((class . Spanner)
1279 (interfaces . (ottava-bracket-interface
1280 horizontal-bracket-interface
1282 side-position-interface
1284 text-interface))))))
1290 (allow-loose-spacing . #t)
1291 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1292 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1293 ;; (stencil . ,ly:paper-column::print)
1294 (X-extent . ,ly:axis-group-interface::width)
1297 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1298 (meta . ((class . Paper_column)
1299 (interfaces . (paper-column-interface
1300 separation-item-interface
1301 axis-group-interface
1302 spaceable-grob-interface
1303 font-interface))))))
1306 . ((stencil . ,parentheses-item::print)
1307 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1310 (meta . ((class . Item)
1311 (interfaces . (parentheses-interface font-interface))))))
1313 (HarmonicParenthesesItem
1314 . ((stencil . ,parentheses-item::print)
1316 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1317 (meta . ((class . Item)
1318 (interfaces . (parentheses-interface font-interface))))))
1321 . ((details . ,default-slur-details)
1322 (control-points . ,ly:slur::calc-control-points)
1323 (direction . ,ly:slur::calc-direction)
1324 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1325 (Y-extent . ,ly:slur::height)
1326 (stencil . ,ly:slur::print)
1328 (minimum-length . 1.5)
1329 (height-limit . 2.0)
1331 (cross-staff . ,ly:slur::calc-cross-staff)
1332 (meta . ((class . Spanner)
1333 (interfaces . (slur-interface))))))
1337 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1338 (stencil . ,ly:multi-measure-rest::percent)
1341 (dot-negative-kern . 0.75)
1342 (font-encoding . fetaMusic)
1343 (meta . ((class . Spanner)
1344 (interfaces . (multi-measure-rest-interface
1346 percent-repeat-interface))))))
1348 (PercentRepeatCounter
1350 (stencil . ,ly:text-interface::print)
1351 (X-offset . ,(ly:make-simple-closure
1353 ,(ly:make-simple-closure
1354 (list ly:self-alignment-interface::x-centered-on-y-parent))
1355 ,(ly:make-simple-closure
1356 (list ly:self-alignment-interface::x-aligned-on-self)))))
1357 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1358 (self-alignment-X . ,CENTER)
1361 (staff-padding . 0.25)
1363 (font-encoding . fetaNumber)
1364 (meta . ((class . Spanner)
1365 (interfaces . (side-position-interface
1366 self-alignment-interface
1367 percent-repeat-interface
1369 text-interface))))))
1371 ;; an example of a text spanner
1374 (stencil . ,ly:piano-pedal-bracket::print)
1376 (bound-padding . 1.0)
1378 (bracket-flare . (0.5 . 0.5))
1379 (edge-height . (1.0 . 1.0))
1380 (shorten-pair . (0.0 . 0.0))
1382 (meta . ((class . Spanner)
1383 (interfaces . (line-interface
1384 piano-pedal-interface
1385 piano-pedal-bracket-interface))))))
1390 (stencil . ,ly:text-interface::print)
1391 (X-offset . ,(ly:make-simple-closure
1393 ,(ly:make-simple-closure
1394 (list ly:break-alignable-interface::self-align-callback))
1395 ,(ly:make-simple-closure
1396 (list ly:self-alignment-interface::x-aligned-on-self)))))
1397 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1398 (extra-spacing-width . (+inf.0 . -inf.0))
1399 (self-alignment-X . ,CENTER)
1404 (break-visibility . ,end-of-line-invisible)
1405 (break-align-symbols . (staff-bar clef))
1407 (outside-staff-priority . 1500)
1408 (meta . ((class . Item)
1409 (interfaces . (text-interface
1410 side-position-interface
1411 break-alignable-interface
1414 self-alignment-interface))))))
1418 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1421 (meta . ((class . Item)
1422 (interfaces . (rhythmic-grob-interface
1423 percent-repeat-interface
1424 percent-repeat-item-interface))))))
1428 (stencil . ,ly:tie::print)
1429 (control-points . ,ly:semi-tie::calc-control-points)
1430 (direction . ,ly:tie::calc-direction)
1431 (details . ((ratio . 0.333)
1432 (height-limit . 1.0)))
1434 (head-direction . ,RIGHT)
1435 (meta . ((class . Item)
1436 (interfaces . (semi-tie-interface))))))
1442 (direction . ,ly:tie::calc-direction)
1443 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1445 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1446 (meta . ((class . Item)
1447 (interfaces . (semi-tie-column-interface))))))
1451 (stencil . ,ly:rest::print)
1452 (duration-log . ,stem::calc-duration-log)
1453 (X-extent . ,ly:rest::width)
1454 (Y-extent . ,ly:rest::height)
1455 (Y-offset . ,ly:rest::y-offset-callback)
1456 (minimum-distance . 0.25)
1457 (cross-staff . ,ly:rest::calc-cross-staff)
1458 (meta . ((class . Item)
1459 (interfaces . (font-interface
1460 rhythmic-head-interface
1461 rhythmic-grob-interface
1462 staff-symbol-referencer-interface
1463 rest-interface))))))
1467 (minimum-distance . 0.75)
1468 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1469 (meta . ((class . Item)
1470 (interfaces . (rest-collision-interface))))))
1475 ;; don't set direction here: it breaks staccato.
1477 ;; padding set in script definitions.
1478 (staff-padding . 0.25)
1479 (X-offset . ,script-interface::calc-x-offset)
1480 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1483 (stencil . ,ly:script-interface::print)
1484 (direction . ,ly:script-interface::calc-direction)
1485 (positioning-done . ,ly:script-interface::calc-positioning-done)
1486 (font-encoding . fetaMusic)
1487 (cross-staff . ,ly:script-interface::calc-cross-staff)
1488 (meta . ((class . Item)
1489 (interfaces . (script-interface
1490 side-position-interface
1491 font-interface))))))
1495 (before-line-breaking . ,ly:script-column::before-line-breaking)
1496 (meta . ((class . Item)
1497 (interfaces . (script-column-interface))))))
1501 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1502 (meta . ((class . Item)
1503 (interfaces . (script-column-interface))))))
1507 (avoid-slur . inside)
1508 (X-extent . ,ly:axis-group-interface::width)
1509 (Y-extent . ,ly:axis-group-interface::height)
1510 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1511 (stencil . ,ly:separation-item::print)
1512 (meta . ((class . Item)
1513 (interfaces . (separation-item-interface))))))
1517 (details . ,default-slur-details)
1518 (control-points . ,ly:slur::calc-control-points)
1519 (direction . ,ly:slur::calc-direction)
1520 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1521 (Y-extent . ,ly:slur::height)
1522 (stencil . ,ly:slur::print)
1524 (line-thickness . 0.8)
1525 (minimum-length . 1.5)
1526 (height-limit . 2.0)
1528 (avoid-slur . inside)
1529 (cross-staff . ,ly:slur::calc-cross-staff)
1530 (meta . ((class . Spanner)
1531 (interfaces . (slur-interface))))))
1535 (stencil . ,ly:text-interface::print)
1536 (direction . ,RIGHT)
1537 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1538 (extra-spacing-width . (+inf.0 . -inf.0))
1539 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1540 (font-shape . italic)
1541 (self-alignment-X . ,CENTER)
1542 (meta . ((class . Item)
1543 (interfaces . (text-interface
1544 self-alignment-interface
1545 piano-pedal-script-interface
1546 font-interface))))))
1548 (SostenutoPedalLineSpanner
1551 (Y-extent . ,ly:axis-group-interface::height)
1552 (X-extent . ,ly:axis-group-interface::width)
1553 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1554 (outside-staff-priority . 1000)
1556 (staff-padding . 1.0)
1558 (minimum-space . 1.0)
1560 (meta . ((class . Spanner)
1561 (interfaces . (piano-pedal-interface
1562 axis-group-interface
1563 side-position-interface))))))
1567 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1568 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1569 (average-spacing-wishes . #t)
1570 (shortest-duration-space . 2.0)
1571 (spacing-increment . 1.2)
1573 (base-shortest-duration . ,(ly:make-moment 3 16))
1574 (meta . ((class . Spanner)
1575 (interfaces . (spacing-options-interface
1576 spacing-spanner-interface))))))
1580 (break-align-symbol . staff-bar)
1581 (Y-extent . ,ly:axis-group-interface::height)
1585 (stencil . ,ly:span-bar::print)
1586 (bar-size . ,ly:span-bar::calc-bar-size)
1587 (bar-extent . ,ly:axis-group-interface::height)
1588 (X-extent . ,ly:span-bar::width)
1589 (glyph-name . ,ly:span-bar::calc-glyph-name)
1590 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1591 (allow-span-bar . #t)
1596 ;; Ross. page 151 lists other values, we opt for a leaner look
1600 (hair-thickness . 1.6)
1601 (thick-thickness . 6.0)
1602 (meta . ((class . Item)
1603 (interfaces . (span-bar-interface
1605 bar-line-interface))))))
1609 (stencil . ,ly:text-interface::print)
1610 (font-series . bold)
1612 (X-offset . ,ly:side-position-interface::x-aligned-side)
1615 (meta . ((class . Item)
1616 (interfaces . (side-position-interface
1617 stanza-number-interface
1619 font-interface))))))
1624 (stem-spacing-correction . 0.4)
1625 (meta . ((class . Item)
1626 (interfaces . (spacing-interface
1627 staff-spacing-interface))))))
1631 (Y-extent . ,ly:staff-symbol::height)
1632 (stencil . ,ly:staff-symbol::print)
1634 (ledger-line-thickness . (1.0 . 0.1))
1636 (meta . ((class . Spanner)
1637 (interfaces . (staff-symbol-interface))))))
1641 (direction . ,ly:stem::calc-direction)
1642 (duration-log . ,stem::calc-duration-log)
1643 (default-direction . ,ly:stem::calc-default-direction)
1644 (stem-end-position . ,ly:stem::calc-stem-end-position)
1646 (neutral-direction . ,DOWN)
1647 (stem-info . ,ly:stem::calc-stem-info)
1648 (positioning-done . ,ly:stem::calc-positioning-done)
1649 (stencil . ,ly:stem::print)
1650 (X-extent . ,ly:stem::width)
1651 (Y-extent . ,ly:stem::height)
1652 (length . ,ly:stem::calc-length)
1654 (cross-staff . ,ly:stem::calc-cross-staff)
1655 (flag . ,ly:stem::calc-flag)
1656 (beamlet-default-length . (1.1 . 1.1))
1657 (beamlet-max-length-proportion . (0.75 . 0.75))
1660 ;; 3.5 (or 3 measured from note head) is standard length
1661 ;; 32nd, 64th, 128th flagged stems should be longer
1662 (lengths . (3.5 3.5 3.5 4.5 5.0 6.0))
1664 ;; FIXME. 3.5 yields too long beams (according to Ross and
1665 ;; looking at Baerenreiter examples) for a number of common
1666 ;; boundary cases. Subtracting half a beam thickness fixes
1667 ;; this, but the bug may well be somewhere else.
1669 ;; FIXME this should come from 'lengths
1670 (beamed-lengths . (3.26 3.5 3.6))
1672 ;; The 'normal' minima
1673 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1674 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1676 ;; The 'extreme case' minima
1677 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1679 ;; Stems in unnatural (forced) direction should be shortened by
1680 ;; one staff space, according to [Roush & Gourlay].
1681 ;; Flagged stems we shorten only half a staff space.
1682 (stem-shorten . (1.0 0.5))
1686 ;; We use the normal minima as minimum for the ideal lengths,
1687 ;; and the extreme minima as abolute minimum length.
1689 (X-offset . ,ly:stem::offset-callback)
1690 (Y-offset . ,ly:staff-symbol-referencer::callback)
1691 (meta . ((class . Item)
1692 (interfaces . (stem-interface
1693 font-interface))))))
1697 (Y-extent . ,ly:stem-tremolo::height)
1698 (X-extent . ,ly:stem-tremolo::width)
1699 (stencil . ,ly:stem-tremolo::print)
1700 (slope . ,ly:stem-tremolo::calc-slope)
1701 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1702 (style . ,ly:stem-tremolo::calc-style)
1703 (beam-thickness . 0.48) ; staff-space
1704 (meta . ((class . Item)
1705 (interfaces . (stem-tremolo-interface))))))
1709 (stencil . ,print-circled-text-callback)
1710 (text . ,string-number::calc-text)
1712 (staff-padding . 0.5)
1713 (self-alignment-X . ,CENTER)
1714 (self-alignment-Y . ,CENTER)
1715 (script-priority . 100)
1716 (avoid-slur . around)
1717 (font-encoding . fetaNumber)
1718 (font-size . -5) ; don't overlap when next to heads.
1719 (meta . ((class . Item)
1720 (interfaces . (string-number-interface
1722 text-script-interface
1724 side-position-interface
1725 self-alignment-interface))))))
1729 (stencil . ,ly:text-interface::print)
1730 (text . ,stroke-finger::calc-text)
1731 (digit-names . #("p" "i" "m" "a" "x"))
1733 (staff-padding . 0.5)
1734 (self-alignment-X . ,CENTER)
1735 (self-alignment-Y . ,CENTER)
1736 (script-priority . 100)
1737 (font-shape . italic)
1738 (font-size . -4) ; don't overlap when next to heads.
1739 (meta . ((class . Item)
1740 (interfaces . (stroke-finger-interface
1742 text-script-interface
1744 side-position-interface
1745 self-alignment-interface))))))
1749 (extra-spacing-width . (+inf.0 . -inf.0))
1750 (stencil . ,ly:sustain-pedal::print)
1751 (self-alignment-X . ,CENTER)
1752 (direction . ,RIGHT)
1753 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1754 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1755 (meta . ((class . Item)
1756 (interfaces . (piano-pedal-interface
1758 self-alignment-interface
1759 piano-pedal-script-interface
1760 font-interface))))))
1762 (SustainPedalLineSpanner
1765 (Y-extent . ,ly:axis-group-interface::height)
1766 (X-extent . ,ly:axis-group-interface::width)
1767 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1768 (outside-staff-priority . 1000)
1771 (staff-padding . 1.2)
1772 (minimum-space . 1.0)
1774 (meta . ((class . Spanner)
1775 (interfaces . (piano-pedal-interface
1776 axis-group-interface
1777 side-position-interface))))))
1782 (X-extent . ,ly:axis-group-interface::width)
1783 (Y-extent . ,ly:axis-group-interface::height)
1784 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1785 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1786 (meta . ((class . System)
1787 (interfaces . (system-interface
1788 axis-group-interface))))))
1794 (stencil . ,ly:system-start-delimiter::print)
1795 (collapse-height . 5.0)
1796 (X-offset . ,ly:side-position-interface::x-aligned-side)
1798 (font-encoding . fetaBraces)
1800 (meta . ((class . Spanner)
1801 (interfaces . (system-start-delimiter-interface
1802 side-position-interface
1803 font-interface))))))
1808 (X-offset . ,ly:side-position-interface::x-aligned-side)
1810 (stencil . ,ly:system-start-delimiter::print)
1811 (style . line-bracket)
1813 (meta . ((class . Spanner)
1814 (interfaces . (font-interface
1815 side-position-interface
1816 system-start-delimiter-interface))))))
1822 (X-offset . ,ly:side-position-interface::x-aligned-side)
1824 (stencil . ,ly:system-start-delimiter::print)
1826 (collapse-height . 5.0)
1828 (meta . ((class . Spanner)
1829 (interfaces . (font-interface
1830 side-position-interface
1831 system-start-delimiter-interface))))))
1838 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1839 (X-offset . ,ly:side-position-interface::x-aligned-side)
1842 (collapse-height . 5.0)
1844 (stencil . ,ly:system-start-delimiter::print)
1845 (meta . ((class . Spanner)
1846 (interfaces . (side-position-interface
1847 system-start-delimiter-interface))))))
1852 (stencil . ,ly:text-interface::print)
1853 (duration-log . ,note-head::calc-duration-log)
1854 (Y-offset . ,ly:staff-symbol-referencer::callback)
1855 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1856 (direction . ,CENTER)
1858 (stem-attachment . (0.0 . 1.35))
1859 (font-series . bold)
1860 (meta . ((class . Item)
1861 (interfaces . (rhythmic-head-interface
1863 rhythmic-grob-interface
1865 staff-symbol-referencer-interface
1866 text-interface))))))
1870 (extra-spacing-width . (+inf.0 . -inf.0))
1871 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1872 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1876 ;; sync with Fingering ?
1878 (staff-padding . 0.5)
1880 (stencil . ,ly:text-interface::print)
1881 (direction . ,ly:script-interface::calc-direction)
1882 (positioning-done . ,ly:script-interface::calc-positioning-done)
1884 (outside-staff-priority . 450)
1885 (avoid-slur . around)
1886 (slur-padding . 0.5)
1887 (script-priority . 200)
1888 (cross-staff . ,ly:script-interface::calc-cross-staff)
1889 ;; todo: add X self alignment?
1890 (meta . ((class . Item)
1891 (interfaces . (text-script-interface
1893 instrument-specific-markup-interface
1894 side-position-interface
1895 self-alignment-interface
1896 font-interface))))))
1900 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1901 (font-shape . italic)
1902 (style . dashed-line)
1903 (staff-padding . 0.8)
1904 (dash-fraction . 0.2)
1908 (outside-staff-priority . 350)
1910 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1911 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1912 (bound-details . ((left . ((Y . 0)
1914 (attach-dir . ,LEFT)
1920 (stencil . ,ly:line-spanner::print)
1922 (meta . ((class . Spanner)
1923 (interfaces . (line-spanner-interface
1925 side-position-interface
1926 font-interface))))))
1930 (control-points . ,ly:tie::calc-control-points)
1931 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1932 (avoid-slur . inside)
1933 (direction . ,ly:tie::calc-direction)
1934 (neutral-direction . ,UP)
1935 (stencil . ,ly:tie::print)
1938 ;; for a full list, see tie-details.cc
1940 (center-staff-line-clearance . 0.6)
1941 (tip-staff-line-clearance . 0.45)
1942 (note-head-gap . 0.2)
1944 (height-limit . 1.0)
1945 (horizontal-distance-penalty-factor . 10)
1946 (same-dir-as-stem-penalty . 8)
1947 (min-length-penalty-factor . 26)
1948 (tie-tie-collision-distance . 0.45)
1949 (tie-tie-collision-penalty . 25.0)
1950 (intra-space-threshold . 1.25)
1951 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1952 (outer-tie-length-symmetry-penalty-factor . 10)
1953 (vertical-distance-penalty-factor . 7)
1954 (outer-tie-vertical-gap . 0.25)
1955 (multi-tie-region-size . 3)
1956 (single-tie-region-size . 4)
1957 (between-length-limit . 1.0)))
1960 (line-thickness . 0.8)
1961 (meta . ((class . Spanner)
1962 (interfaces . (tie-interface))))))
1966 (positioning-done . ,ly:tie-column::calc-positioning-done)
1967 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1970 (meta . ((class . Spanner)
1971 (interfaces . (tie-column-interface))))))
1975 (stencil . ,ly:time-signature::print)
1976 (break-align-symbol . time-signature)
1978 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1979 (break-visibility . ,all-visible)
1980 (avoid-slur . inside)
1981 (extra-spacing-height . (-1.0 . 1.0))
1983 (first-note . (fixed-space . 2.0))
1984 (right-edge . (extra-space . 0.5))
1985 (staff-bar . (minimum-space . 2.0))))
1988 (meta . ((class . Item)
1989 (interfaces . (time-signature-interface
1990 break-aligned-interface
1991 font-interface))))))
1995 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1996 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1998 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
2000 (make-musicglyph-markup "scripts.trill")))
2002 (stencil-offset . (-0.5 . 0))
2004 (attach-dir . ,CENTER)
2005 ;; this isn't CENTER because the trill glyph's origin
2006 ;; is not centered in its extent; to have the trill
2007 ;; spanner aligned the same as a trill, we need a slight offset
2008 (anchor-alignment . 0.15)
2010 (left-broken . ((end-on-note . #t)))
2014 (stencil . ,ly:line-spanner::print)
2017 (staff-padding . 1.0)
2020 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2022 (outside-staff-priority . 50)
2023 (meta . ((class . Spanner)
2024 (interfaces . (line-spanner-interface
2026 trill-spanner-interface
2027 side-position-interface
2028 font-interface))))))
2030 (TrillPitchAccidental
2031 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
2036 (stencil . ,ly:accidental-interface::print)
2037 (Y-extent . ,ly:accidental-interface::height)
2038 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
2039 (meta . ((class . Item)
2040 (interfaces . (trill-pitch-accidental-interface
2041 accidental-interface
2042 side-position-interface
2043 font-interface))))))
2046 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
2049 (stencil . ,parenthesize-elements)
2050 (stencils . ,parentheses-item::calc-parenthesis-stencils)
2051 (direction . ,RIGHT)
2054 (meta . ((class . Item)
2055 (interfaces . (side-position-interface
2056 parentheses-interface
2059 axis-group-interface))))))
2063 (stencil . ,ly:note-head::print)
2065 (Y-offset . ,ly:staff-symbol-referencer::callback)
2067 (meta . ((class . Item)
2068 (interfaces . (rhythmic-head-interface
2070 pitched-trill-interface
2072 staff-symbol-referencer-interface))))))
2078 (edge-height . (0.7 . 0.7))
2079 (shorten-pair . (-0.2 . -0.2))
2080 (staff-padding . 0.25)
2081 (full-length-to-extent . #t)
2082 (direction . ,ly:tuplet-bracket::calc-direction)
2083 (positions . ,ly:tuplet-bracket::calc-positions)
2084 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2085 (control-points . ,ly:tuplet-bracket::calc-control-points)
2086 (stencil . ,ly:tuplet-bracket::print)
2087 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2089 (meta . ((class . Spanner)
2090 (interfaces . (line-interface
2091 tuplet-bracket-interface))))))
2095 (stencil . ,ly:tuplet-number::print)
2096 (text . ,tuplet-number::calc-denominator-text)
2097 (font-shape . italic)
2099 (avoid-slur . inside)
2100 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2101 (meta . ((class . Spanner)
2102 (interfaces . (text-interface tuplet-number-interface
2103 font-interface))))))
2108 (stencil . ,ly:text-interface::print)
2109 (font-shape . italic)
2110 (extra-spacing-width . (+inf.0 . -inf.0))
2111 (self-alignment-X . ,CENTER)
2112 (direction . ,RIGHT)
2113 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2114 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2115 (meta . ((class . Item)
2116 (interfaces . (text-interface
2117 piano-pedal-script-interface
2118 self-alignment-interface
2119 font-interface))))))
2121 (UnaCordaPedalLineSpanner
2124 (Y-extent . ,ly:axis-group-interface::height)
2125 (X-extent . ,ly:axis-group-interface::width)
2126 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2127 (outside-staff-priority . 1000)
2130 (staff-padding . 1.2)
2131 (minimum-space . 1.0)
2133 (meta . ((class . Spanner)
2134 (interfaces . (piano-pedal-interface
2135 axis-group-interface
2136 side-position-interface))))))
2143 (stencil . ,ly:vaticana-ligature::print)
2144 (meta . ((class . Spanner)
2145 (interfaces . (vaticana-ligature-interface
2146 font-interface))))))
2151 (positioning-done . ,ly:align-interface::calc-positioning-done)
2152 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2153 (Y-extent . ,ly:axis-group-interface::height)
2154 (X-extent . ,ly:axis-group-interface::width)
2157 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2159 (meta . ((class . Spanner)
2160 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2161 (interfaces . (align-interface
2162 axis-group-interface))))))
2167 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2168 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2169 (X-extent . ,ly:axis-group-interface::width)
2170 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2171 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2172 (stencil . ,ly:axis-group-interface::print)
2173 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2174 (meta . ((class . Spanner)
2175 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2176 (interfaces . (axis-group-interface
2177 hara-kiri-group-spanner-interface
2178 vertically-spaceable-interface))))))
2182 (stencil . ,ly:volta-bracket-interface::print)
2183 (font-encoding . fetaNumber)
2184 (thickness . 1.6) ;; line-thickness
2185 (edge-height . (2.0 . 2.0)) ;; staff-space;
2189 (meta . ((class . Spanner)
2190 (interfaces . (volta-bracket-interface
2191 horizontal-bracket-interface
2194 side-position-interface
2195 font-interface))))))
2197 (VoltaBracketSpanner
2203 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2204 (outside-staff-priority . 100)
2205 (Y-extent . ,ly:axis-group-interface::height)
2206 (X-extent . ,ly:axis-group-interface::width)
2207 (no-alignment . ,#t)
2208 (meta . ((class . Spanner)
2209 (interfaces . (side-position-interface
2210 axis-group-interface))))))
2219 (bound-details . ((right . ((attach-dir . ,CENTER)
2222 (left . ((attach-dir . ,CENTER)
2226 (stencil . ,ly:line-spanner::print)
2227 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2228 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2229 (meta . ((class . Spanner)
2230 (interfaces . (line-spanner-interface
2231 line-interface))))))
2235 (define (completize-grob-entry x)
2236 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2238 ;; (display (car x))
2240 (let* ((name-sym (car x))
2241 (grob-entry (cdr x))
2242 (meta-entry (cdr (assoc 'meta grob-entry)))
2243 (class (cdr (assoc 'class meta-entry)))
2245 (cdr (assoc 'interfaces meta-entry))))
2249 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2250 ((eq? 'Spanner class)
2251 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2252 ((eq? 'Paper_column class)
2253 (set! ifaces-entry (cons 'item-interface
2254 (cons 'paper-column-interface ifaces-entry))))
2255 ((eq? 'System class)
2256 (set! ifaces-entry (cons 'system-interface
2257 (cons 'spanner-interface ifaces-entry))))
2259 (ly:warning "Unknown class ~a" class)))
2261 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2262 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2264 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2265 (set! meta-entry (assoc-set! meta-entry 'interfaces
2267 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2268 (cons name-sym grob-entry)))
2270 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2272 ;; (display (map pair? all-grob-descriptions))
2274 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2277 ;; (display (car x)) (newline)
2279 (set-object-property! (car x) 'translation-type? list?)
2280 (set-object-property! (car x) 'is-grob? #t))
2281 all-grob-descriptions)
2283 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2285 (define pure-print-callbacks
2287 fret-board::calc-stencil
2288 print-circled-text-callback
2291 ly:arpeggio::brew-chord-bracket
2296 ly:text-interface::print
2297 ly:script-interface::print))
2299 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2300 (define (pure-stencil-height grob start stop)
2301 (let ((sten (ly:grob-property-data grob 'stencil)))
2304 (memq sten pure-print-callbacks))
2305 (ly:grob::stencil-height grob)
2308 (define pure-conversions-alist
2310 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2311 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2312 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2313 (,ly:hairpin::height . ,ly:hairpin::pure-height)
2314 (,ly:stem::height . ,ly:stem::pure-height)
2315 (,ly:rest::height . ,ly:rest::pure-height)
2316 (,ly:grob::stencil-height . ,pure-stencil-height)
2317 (,ly:self-alignment-interface::y-aligned-on-self . ,ly:self-alignment-interface::pure-y-aligned-on-self)
2318 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2319 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2320 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2321 (,ly:slur::height . ,ly:slur::pure-height)
2322 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2324 (define pure-functions
2326 parenthesize-elements
2327 ly:rest::y-offset-callback
2328 ly:staff-symbol-referencer::callback
2329 ly:staff-symbol::height))
2331 (define-public (pure-relevant? grob)
2332 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2335 (pair? extent-callback)
2336 (memq extent-callback pure-functions)
2338 (pair? (assq extent-callback pure-conversions-alist))
2341 (not (eq? extent-callback ly:grob::stencil-height))
2342 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2343 (ly:stencil? (ly:grob-property-data grob 'stencil))
2347 (define-public (call-pure-function unpure args start end)
2348 (if (ly:simple-closure? unpure)
2349 (ly:eval-simple-closure (car args) unpure start end)
2350 (if (not (procedure? unpure))
2352 (if (memq unpure pure-functions)
2354 (let ((pure (assq unpure pure-conversions-alist)))
2358 (list (car args) start end)