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 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
760 (stencil . ,ly:line-spanner::print)
761 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
762 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
763 (meta . ((class . Spanner)
764 (interfaces . (line-interface
765 unbreakable-spanner-interface
766 line-spanner-interface))))))
770 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
771 (spacing-increment . 0.8)
772 (shortest-duration-space . 1.6)
773 (meta . ((class . Spanner)
774 (interfaces . (grace-spacing-interface
775 spacing-options-interface
776 spanner-interface))))))
782 (meta . ((class . Item)
783 (interfaces . (grid-point-interface))))))
787 (X-extent . ,ly:grid-line-interface::width)
788 (stencil . ,ly:grid-line-interface::print)
789 (self-alignment-X . ,CENTER)
790 (X-offset . ,(ly:make-simple-closure
792 ,(ly:make-simple-closure
793 (list ly:self-alignment-interface::centered-on-x-parent))
794 ,(ly:make-simple-closure
795 (list ly:self-alignment-interface::x-aligned-on-self)))))
797 (meta . ((class . Item)
798 (interfaces . (self-alignment-interface
799 grid-line-interface))))))
804 (stencil . ,ly:hairpin::print)
805 (springs-and-rods . ,ly:spanner::set-spacing-rods)
806 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
807 (grow-direction . ,hairpin::calc-grow-direction)
812 (minimum-length . 2.0)
813 (bound-padding . 1.0)
814 (self-alignment-Y . ,CENTER)
815 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
816 (Y-extent . ,ly:hairpin::height)
817 (meta . ((class . Spanner)
818 (interfaces . (hairpin-interface
820 self-alignment-interface
822 spanner-interface))))))
827 (stencil . ,ly:horizontal-bracket::print)
828 (Y-offset . ,ly:side-position-interface::y-aligned-side)
829 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
832 (staff-padding . 0.2)
835 (bracket-flare . (0.5 . 0.5))
836 (meta . ((class . Spanner)
837 (interfaces . (horizontal-bracket-interface
838 side-position-interface
840 spanner-interface))))))
846 (stencil . ,ly:system-start-text::print)
847 (X-offset . ,ly:side-position-interface::x-aligned-side)
849 (self-alignment-Y . ,CENTER)
850 (self-alignment-X . ,CENTER)
851 (meta . ((class . Spanner)
852 (interfaces . (system-start-text-interface
853 side-position-interface
854 self-alignment-interface
860 (stencil . ,ly:text-interface::print)
861 (Y-offset . ,ly:side-position-interface::y-aligned-side)
862 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
863 (staff-padding . 0.5)
866 (self-alignment-X . ,LEFT)
867 (outside-staff-priority . 500)
868 (extra-spacing-width . (+inf.0 . -inf.0))
869 (meta . ((class . Item)
870 (interfaces . (side-position-interface
871 self-alignment-interface
878 (stencil . ,ly:key-signature-interface::print)
879 (glyph-name-alist . ,cancellation-glyph-name-alist)
881 (time-signature . (extra-space . 1.25))
882 (staff-bar . (extra-space . 0.6))
883 (key-signature . (extra-space . 0.5))
884 (right-edge . (extra-space . 0.5))
885 (first-note . (fixed-space . 2.5))))
886 (Y-offset . ,ly:staff-symbol-referencer::callback)
887 (break-align-symbol . key-cancellation)
888 (break-visibility . ,begin-of-line-invisible)
890 (meta . ((class . Item)
891 (interfaces . (key-cancellation-interface
892 key-signature-interface
893 staff-symbol-referencer-interface
895 break-aligned-interface))))))
899 (stencil . ,ly:key-signature-interface::print)
900 (avoid-slur . inside)
901 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
903 (time-signature . (extra-space . 1.15))
904 (staff-bar . (extra-space . 1.1))
905 (right-edge . (extra-space . 0.5))
906 (first-note . (fixed-space . 2.5))))
907 (Y-offset . ,ly:staff-symbol-referencer::callback)
908 (break-align-symbol . key-signature)
909 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
910 (break-visibility . ,begin-of-line-visible)
912 (meta . ((class . Item)
913 (interfaces . (key-signature-interface
914 staff-symbol-referencer-interface
916 break-aligned-interface))))))
921 (stencil . ,ly:tie::print)
922 (control-points . ,ly:semi-tie::calc-control-points)
923 (direction . ,ly:tie::calc-direction)
924 (details . ((ratio . 0.333)
925 (height-limit . 1.0)))
926 (head-direction . ,LEFT)
928 (meta . ((class . Item)
929 (interfaces . (semi-tie-interface))))))
931 (LaissezVibrerTieColumn
935 (head-direction . ,LEFT)
936 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
937 (meta . ((class . Item)
938 (interfaces . (semi-tie-column-interface))))))
942 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
943 (stencil . ,ly:ledger-line-spanner::print)
946 (minimum-length-fraction . 0.25)
947 (length-fraction . 0.25)
949 (meta . ((class . Spanner)
950 (interfaces . (ledger-line-spanner-interface))))))
954 (break-align-symbol . left-edge)
955 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
958 (break-visibility . ,center-invisible)
960 (custos . (extra-space . 0.0))
961 (ambitus . (extra-space . 2.0))
962 (time-signature . (extra-space . 1.0))
963 (staff-bar . (extra-space . 0.0))
964 (breathing-sign . (minimum-space . 0.0))
965 (clef . (extra-space . 0.8))
966 (first-note . (fixed-space . 2.0))
967 (right-edge . (extra-space . 0.0))
968 (key-signature . (extra-space . 0.0))
969 (key-cancellation . (extra-space . 0.0))
971 (meta . ((class . Item)
972 (interfaces . (break-aligned-interface))))))
976 ;; ugh. A ligature bracket is totally different from
981 (edge-height . (0.7 . 0.7))
982 (shorten-pair . (-0.2 . -0.2))
984 (positions . ,ly:tuplet-bracket::calc-positions)
985 (stencil . ,ly:tuplet-bracket::print)
986 (staff-padding . 0.25)
987 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
988 (control-points . ,ly:tuplet-bracket::calc-control-points)
989 (meta . ((class . Spanner)
990 (interfaces . (line-interface
991 tuplet-bracket-interface))))))
995 (stencil . ,ly:lyric-extender::print)
996 (thickness . 0.8) ; line-thickness
997 (minimum-length . 1.5)
999 (meta . ((class . Spanner)
1000 (interfaces . (lyric-interface
1001 lyric-extender-interface))))))
1007 (dash-period . 10.0)
1009 (minimum-length . 0.3)
1010 (minimum-distance . 0.1)
1012 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1013 (stencil . ,ly:lyric-hyphen::print)
1014 (Y-extent . (0 . 0))
1015 (meta . ((class . Spanner)
1016 (interfaces . (lyric-interface
1018 lyric-hyphen-interface
1019 spanner-interface))))))
1022 . ((minimum-distance . 0.45)
1023 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1027 (meta . ((class . Spanner)
1028 (interfaces . (spanner-interface
1029 lyric-hyphen-interface))))))
1033 (stencil . ,lyric-text::print)
1034 (text . ,(grob::calc-property-by-copy 'text))
1035 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1036 (self-alignment-X . ,CENTER)
1038 (font-series . bold-narrow)
1040 (extra-spacing-width . (0.0 . 0.0))
1041 (meta . ((class . Item)
1042 (interfaces . (rhythmic-grob-interface
1043 lyric-syllable-interface
1044 self-alignment-interface
1046 font-interface))))))
1051 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1053 (stencil . ,ly:measure-grouping::print)
1059 (meta . ((class . Spanner)
1060 (interfaces . (side-position-interface
1061 measure-grouping-interface))))))
1065 (neutral-direction . ,DOWN)
1066 (meta . ((class . Item)
1067 (interfaces . (melody-spanner-interface))))))
1073 (stencil . ,ly:mensural-ligature::print)
1074 (meta . ((class . Spanner)
1075 (interfaces . (mensural-ligature-interface
1076 font-interface))))))
1080 (stencil . ,ly:text-interface::print)
1081 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1085 (extra-spacing-width . (+inf.0 . -inf.0))
1086 (outside-staff-priority . 1000)
1087 (meta . ((class . Item)
1088 (interfaces . (text-interface
1089 side-position-interface
1091 metronome-mark-interface))))))
1095 (stencil . ,ly:multi-measure-rest::print)
1096 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1097 (Y-offset . ,ly:staff-symbol-referencer::callback)
1098 (staff-position . 0)
1100 (thick-thickness . 6.6)
1101 (hair-thickness . 2.0)
1103 (meta . ((class . Spanner)
1104 (interfaces . (multi-measure-rest-interface
1105 multi-measure-interface
1108 staff-symbol-referencer-interface))))))
1110 (MultiMeasureRestNumber
1112 (bound-padding . 2.0)
1113 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1114 (stencil . ,ly:text-interface::print)
1115 (X-offset . ,(ly:make-simple-closure
1117 ,(ly:make-simple-closure
1118 (list ly:self-alignment-interface::x-aligned-on-self))
1119 ,(ly:make-simple-closure
1120 (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1121 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1123 (self-alignment-X . ,CENTER)
1126 (staff-padding . 0.4)
1127 (font-encoding . fetaNumber)
1128 (meta . ((class . Spanner)
1129 (interfaces . (side-position-interface
1130 multi-measure-interface
1131 self-alignment-interface
1133 text-interface))))))
1135 (MultiMeasureRestText
1137 (stencil . ,ly:text-interface::print)
1138 (X-offset . ,(ly:make-simple-closure
1140 ,(ly:make-simple-closure
1141 (list ly:self-alignment-interface::x-centered-on-y-parent))
1142 ,(ly:make-simple-closure
1143 (list ly:self-alignment-interface::x-aligned-on-self)))))
1144 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1145 (self-alignment-X . ,CENTER)
1148 (staff-padding . 0.25)
1149 (outside-staff-priority . 450)
1150 (meta . ((class . Spanner)
1151 (interfaces . (side-position-interface
1152 multi-measure-interface
1153 self-alignment-interface
1155 text-interface))))))
1158 (NonMusicalPaperColumn
1160 (allow-loose-spacing . #t)
1162 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1163 (X-extent . ,ly:axis-group-interface::width)
1164 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1165 ;; (stencil . ,ly:paper-column::print)
1168 (line-break-permission . allow)
1169 (page-break-permission . allow)
1170 (full-measure-extra-space . 1.0)
1172 ;; debugging stuff: print column number.
1173 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1175 (meta . ((class . Paper_column)
1176 (interfaces . (paper-column-interface
1177 axis-group-interface
1178 separation-item-interface
1179 spaceable-grob-interface
1180 font-interface))))))
1185 (X-extent . ,ly:axis-group-interface::width)
1186 (Y-extent . ,ly:axis-group-interface::height)
1187 (prefer-dotted-right . #t)
1188 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1189 (meta . ((class . Item)
1190 (interfaces . (note-collision-interface
1191 axis-group-interface))))))
1196 (X-extent . ,ly:axis-group-interface::width)
1197 (Y-extent . ,ly:axis-group-interface::height)
1198 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1199 (meta . ((class . Item)
1200 (interfaces . (axis-group-interface
1201 separation-item-interface
1202 note-column-interface))))))
1206 (stencil . ,ly:note-head::print)
1207 (duration-log . ,note-head::calc-duration-log)
1208 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1209 (glyph-name . ,note-head::calc-glyph-name)
1210 (Y-offset . ,ly:staff-symbol-referencer::callback)
1211 (X-offset . ,ly:note-head::stem-x-shift)
1212 (meta . ((class . Item)
1213 (interfaces . (rhythmic-grob-interface
1214 rhythmic-head-interface
1218 staff-symbol-referencer-interface
1219 gregorian-ligature-interface
1220 mensural-ligature-interface
1221 vaticana-ligature-interface))))))
1225 (stem-spacing-correction . 0.5)
1226 (same-direction-correction . 0.25)
1227 (space-to-barline . #t)
1228 ;; Changed this from 0.75.
1229 ;; If you ever change this back, please document! --hwn
1230 (knee-spacing-correction . 1.0)
1231 (meta . ((class . Item)
1232 (interfaces . (spacing-interface
1233 note-spacing-interface))))))
1237 (stencil . ,ly:text-interface::print)
1238 (meta . ((class . Item)
1239 (interfaces . (note-name-interface
1241 font-interface))))))
1246 (self-alignment-X . ,CENTER)
1247 (break-visibility . ,begin-of-line-visible)
1248 (X-offset . ,(ly:make-simple-closure
1250 ,(ly:make-simple-closure
1251 (list ly:self-alignment-interface::x-aligned-on-self))
1252 ,(ly:make-simple-closure
1253 (list ly:self-alignment-interface::centered-on-x-parent)))))
1254 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1255 (stencil . ,ly:text-interface::print)
1256 (font-shape . italic)
1257 (staff-padding . 0.2)
1259 (meta . ((class . Item)
1260 (interfaces . (text-interface
1261 self-alignment-interface
1262 side-position-interface
1263 font-interface))))))
1267 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1268 (stencil . ,ly:ottava-bracket::print)
1269 (font-shape . italic)
1270 (shorten-pair . (0.0 . -0.6))
1271 (staff-padding . 1.0)
1273 (minimum-length . 1.0)
1274 (style . dashed-line)
1275 (dash-fraction . 0.3)
1276 (edge-height . (0 . 1.2))
1278 (outside-staff-priority . 400)
1279 (meta . ((class . Spanner)
1280 (interfaces . (ottava-bracket-interface
1281 horizontal-bracket-interface
1283 side-position-interface
1285 text-interface))))))
1291 (allow-loose-spacing . #t)
1292 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1293 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1294 ;; (stencil . ,ly:paper-column::print)
1295 (X-extent . ,ly:axis-group-interface::width)
1298 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1299 (meta . ((class . Paper_column)
1300 (interfaces . (paper-column-interface
1301 separation-item-interface
1302 axis-group-interface
1303 spaceable-grob-interface
1304 font-interface))))))
1307 . ((stencil . ,parentheses-item::print)
1308 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1311 (meta . ((class . Item)
1312 (interfaces . (parentheses-interface font-interface))))))
1314 (HarmonicParenthesesItem
1315 . ((stencil . ,parentheses-item::print)
1317 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1318 (meta . ((class . Item)
1319 (interfaces . (parentheses-interface font-interface))))))
1322 . ((details . ,default-slur-details)
1323 (control-points . ,ly:slur::calc-control-points)
1324 (direction . ,ly:slur::calc-direction)
1325 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1326 (Y-extent . ,ly:slur::height)
1327 (stencil . ,ly:slur::print)
1329 (minimum-length . 1.5)
1330 (height-limit . 2.0)
1332 (cross-staff . ,ly:slur::calc-cross-staff)
1333 (meta . ((class . Spanner)
1334 (interfaces . (slur-interface))))))
1338 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1339 (stencil . ,ly:multi-measure-rest::percent)
1342 (dot-negative-kern . 0.75)
1343 (font-encoding . fetaMusic)
1344 (meta . ((class . Spanner)
1345 (interfaces . (multi-measure-rest-interface
1347 percent-repeat-interface))))))
1349 (PercentRepeatCounter
1351 (stencil . ,ly:text-interface::print)
1352 (X-offset . ,(ly:make-simple-closure
1354 ,(ly:make-simple-closure
1355 (list ly:self-alignment-interface::x-centered-on-y-parent))
1356 ,(ly:make-simple-closure
1357 (list ly:self-alignment-interface::x-aligned-on-self)))))
1358 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1359 (self-alignment-X . ,CENTER)
1362 (staff-padding . 0.25)
1364 (font-encoding . fetaNumber)
1365 (meta . ((class . Spanner)
1366 (interfaces . (side-position-interface
1367 self-alignment-interface
1368 percent-repeat-interface
1370 text-interface))))))
1372 ;; an example of a text spanner
1375 (stencil . ,ly:piano-pedal-bracket::print)
1377 (bound-padding . 1.0)
1379 (bracket-flare . (0.5 . 0.5))
1380 (edge-height . (1.0 . 1.0))
1381 (shorten-pair . (0.0 . 0.0))
1383 (meta . ((class . Spanner)
1384 (interfaces . (line-interface
1385 piano-pedal-interface
1386 piano-pedal-bracket-interface))))))
1391 (stencil . ,ly:text-interface::print)
1392 (X-offset . ,(ly:make-simple-closure
1394 ,(ly:make-simple-closure
1395 (list ly:break-alignable-interface::self-align-callback))
1396 ,(ly:make-simple-closure
1397 (list ly:self-alignment-interface::x-aligned-on-self)))))
1398 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1399 (extra-spacing-width . (+inf.0 . -inf.0))
1400 (self-alignment-X . ,CENTER)
1405 (break-visibility . ,end-of-line-invisible)
1406 (break-align-symbols . (staff-bar clef))
1408 (outside-staff-priority . 1500)
1409 (meta . ((class . Item)
1410 (interfaces . (text-interface
1411 side-position-interface
1412 break-alignable-interface
1415 self-alignment-interface))))))
1419 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1422 (meta . ((class . Item)
1423 (interfaces . (rhythmic-grob-interface
1424 percent-repeat-interface
1425 percent-repeat-item-interface))))))
1429 (stencil . ,ly:tie::print)
1430 (control-points . ,ly:semi-tie::calc-control-points)
1431 (direction . ,ly:tie::calc-direction)
1432 (details . ((ratio . 0.333)
1433 (height-limit . 1.0)))
1435 (head-direction . ,RIGHT)
1436 (meta . ((class . Item)
1437 (interfaces . (semi-tie-interface))))))
1443 (direction . ,ly:tie::calc-direction)
1444 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1446 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1447 (meta . ((class . Item)
1448 (interfaces . (semi-tie-column-interface))))))
1452 (stencil . ,ly:rest::print)
1453 (duration-log . ,stem::calc-duration-log)
1454 (X-extent . ,ly:rest::width)
1455 (Y-extent . ,ly:rest::height)
1456 (Y-offset . ,ly:rest::y-offset-callback)
1457 (minimum-distance . 0.25)
1458 (cross-staff . ,ly:rest::calc-cross-staff)
1459 (meta . ((class . Item)
1460 (interfaces . (font-interface
1461 rhythmic-head-interface
1462 rhythmic-grob-interface
1463 staff-symbol-referencer-interface
1464 rest-interface))))))
1468 (minimum-distance . 0.75)
1469 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1470 (meta . ((class . Item)
1471 (interfaces . (rest-collision-interface))))))
1476 ;; don't set direction here: it breaks staccato.
1478 ;; padding set in script definitions.
1479 (staff-padding . 0.25)
1480 (X-offset . ,script-interface::calc-x-offset)
1481 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1484 (stencil . ,ly:script-interface::print)
1485 (direction . ,ly:script-interface::calc-direction)
1486 (positioning-done . ,ly:script-interface::calc-positioning-done)
1487 (font-encoding . fetaMusic)
1488 (cross-staff . ,ly:script-interface::calc-cross-staff)
1489 (meta . ((class . Item)
1490 (interfaces . (script-interface
1491 side-position-interface
1492 font-interface))))))
1496 (before-line-breaking . ,ly:script-column::before-line-breaking)
1497 (meta . ((class . Item)
1498 (interfaces . (script-column-interface))))))
1502 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1503 (meta . ((class . Item)
1504 (interfaces . (script-column-interface))))))
1508 (avoid-slur . inside)
1509 (X-extent . ,ly:axis-group-interface::width)
1510 (Y-extent . ,ly:axis-group-interface::height)
1511 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1512 (stencil . ,ly:separation-item::print)
1513 (meta . ((class . Item)
1514 (interfaces . (separation-item-interface))))))
1518 (details . ,default-slur-details)
1519 (control-points . ,ly:slur::calc-control-points)
1520 (direction . ,ly:slur::calc-direction)
1521 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1522 (Y-extent . ,ly:slur::height)
1523 (stencil . ,ly:slur::print)
1525 (line-thickness . 0.8)
1526 (minimum-length . 1.5)
1527 (height-limit . 2.0)
1529 (avoid-slur . inside)
1530 (cross-staff . ,ly:slur::calc-cross-staff)
1531 (meta . ((class . Spanner)
1532 (interfaces . (slur-interface))))))
1536 (stencil . ,ly:text-interface::print)
1537 (direction . ,RIGHT)
1538 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1539 (extra-spacing-width . (+inf.0 . -inf.0))
1540 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1541 (font-shape . italic)
1542 (self-alignment-X . ,CENTER)
1543 (meta . ((class . Item)
1544 (interfaces . (text-interface
1545 self-alignment-interface
1546 piano-pedal-script-interface
1547 font-interface))))))
1549 (SostenutoPedalLineSpanner
1552 (Y-extent . ,ly:axis-group-interface::height)
1553 (X-extent . ,ly:axis-group-interface::width)
1554 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1555 (outside-staff-priority . 1000)
1557 (staff-padding . 1.0)
1559 (minimum-space . 1.0)
1561 (meta . ((class . Spanner)
1562 (interfaces . (piano-pedal-interface
1563 axis-group-interface
1564 side-position-interface))))))
1568 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1569 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1570 (average-spacing-wishes . #t)
1571 (shortest-duration-space . 2.0)
1572 (spacing-increment . 1.2)
1574 (base-shortest-duration . ,(ly:make-moment 3 16))
1575 (meta . ((class . Spanner)
1576 (interfaces . (spacing-options-interface
1577 spacing-spanner-interface))))))
1581 (break-align-symbol . staff-bar)
1582 (Y-extent . ,ly:axis-group-interface::height)
1586 (stencil . ,ly:span-bar::print)
1587 (bar-size . ,ly:span-bar::calc-bar-size)
1588 (bar-extent . ,ly:axis-group-interface::height)
1589 (X-extent . ,ly:span-bar::width)
1590 (glyph-name . ,ly:span-bar::calc-glyph-name)
1591 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1592 (allow-span-bar . #t)
1597 ;; Ross. page 151 lists other values, we opt for a leaner look
1601 (hair-thickness . 1.6)
1602 (thick-thickness . 6.0)
1603 (meta . ((class . Item)
1604 (interfaces . (span-bar-interface
1606 bar-line-interface))))))
1610 (stencil . ,ly:text-interface::print)
1611 (font-series . bold)
1613 (X-offset . ,ly:side-position-interface::x-aligned-side)
1616 (meta . ((class . Item)
1617 (interfaces . (side-position-interface
1618 stanza-number-interface
1620 font-interface))))))
1625 (stem-spacing-correction . 0.4)
1626 (meta . ((class . Item)
1627 (interfaces . (spacing-interface
1628 staff-spacing-interface))))))
1632 (Y-extent . ,ly:staff-symbol::height)
1633 (stencil . ,ly:staff-symbol::print)
1635 (ledger-line-thickness . (1.0 . 0.1))
1637 (meta . ((class . Spanner)
1638 (interfaces . (staff-symbol-interface))))))
1642 (direction . ,ly:stem::calc-direction)
1643 (duration-log . ,stem::calc-duration-log)
1644 (default-direction . ,ly:stem::calc-default-direction)
1645 (stem-end-position . ,ly:stem::calc-stem-end-position)
1647 (neutral-direction . ,DOWN)
1648 (stem-info . ,ly:stem::calc-stem-info)
1649 (positioning-done . ,ly:stem::calc-positioning-done)
1650 (stencil . ,ly:stem::print)
1651 (X-extent . ,ly:stem::width)
1652 (Y-extent . ,ly:stem::height)
1653 (length . ,ly:stem::calc-length)
1655 (cross-staff . ,ly:stem::calc-cross-staff)
1656 (flag . ,ly:stem::calc-flag)
1657 (beamlet-default-length . (1.1 . 1.1))
1658 (beamlet-max-length-proportion . (0.75 . 0.75))
1661 ;; 3.5 (or 3 measured from note head) is standard length
1662 ;; 32nd, 64th, 128th flagged stems should be longer
1663 (lengths . (3.5 3.5 3.5 4.5 5.0 6.0))
1665 ;; FIXME. 3.5 yields too long beams (according to Ross and
1666 ;; looking at Baerenreiter examples) for a number of common
1667 ;; boundary cases. Subtracting half a beam thickness fixes
1668 ;; this, but the bug may well be somewhere else.
1670 ;; FIXME this should come from 'lengths
1671 (beamed-lengths . (3.26 3.5 3.6))
1673 ;; The 'normal' minima
1674 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1675 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1677 ;; The 'extreme case' minima
1678 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1680 ;; Stems in unnatural (forced) direction should be shortened by
1681 ;; one staff space, according to [Roush & Gourlay].
1682 ;; Flagged stems we shorten only half a staff space.
1683 (stem-shorten . (1.0 0.5))
1687 ;; We use the normal minima as minimum for the ideal lengths,
1688 ;; and the extreme minima as abolute minimum length.
1690 (X-offset . ,ly:stem::offset-callback)
1691 (Y-offset . ,ly:staff-symbol-referencer::callback)
1692 (meta . ((class . Item)
1693 (interfaces . (stem-interface
1694 font-interface))))))
1698 (Y-extent . ,ly:stem-tremolo::height)
1699 (X-extent . ,ly:stem-tremolo::width)
1700 (stencil . ,ly:stem-tremolo::print)
1701 (slope . ,ly:stem-tremolo::calc-slope)
1702 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1703 (style . ,ly:stem-tremolo::calc-style)
1704 (beam-thickness . 0.48) ; staff-space
1705 (meta . ((class . Item)
1706 (interfaces . (stem-tremolo-interface))))))
1710 (stencil . ,print-circled-text-callback)
1711 (text . ,string-number::calc-text)
1713 (staff-padding . 0.5)
1714 (self-alignment-X . ,CENTER)
1715 (self-alignment-Y . ,CENTER)
1716 (script-priority . 100)
1717 (avoid-slur . around)
1718 (font-encoding . fetaNumber)
1719 (font-size . -5) ; don't overlap when next to heads.
1720 (meta . ((class . Item)
1721 (interfaces . (string-number-interface
1723 text-script-interface
1725 side-position-interface
1726 self-alignment-interface))))))
1730 (stencil . ,ly:text-interface::print)
1731 (text . ,stroke-finger::calc-text)
1732 (digit-names . #("p" "i" "m" "a" "x"))
1734 (staff-padding . 0.5)
1735 (self-alignment-X . ,CENTER)
1736 (self-alignment-Y . ,CENTER)
1737 (script-priority . 100)
1738 (font-shape . italic)
1739 (font-size . -4) ; don't overlap when next to heads.
1740 (meta . ((class . Item)
1741 (interfaces . (stroke-finger-interface
1743 text-script-interface
1745 side-position-interface
1746 self-alignment-interface))))))
1750 (extra-spacing-width . (+inf.0 . -inf.0))
1751 (stencil . ,ly:sustain-pedal::print)
1752 (self-alignment-X . ,CENTER)
1753 (direction . ,RIGHT)
1754 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1755 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1756 (meta . ((class . Item)
1757 (interfaces . (piano-pedal-interface
1759 self-alignment-interface
1760 piano-pedal-script-interface
1761 font-interface))))))
1763 (SustainPedalLineSpanner
1766 (Y-extent . ,ly:axis-group-interface::height)
1767 (X-extent . ,ly:axis-group-interface::width)
1768 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1769 (outside-staff-priority . 1000)
1772 (staff-padding . 1.2)
1773 (minimum-space . 1.0)
1775 (meta . ((class . Spanner)
1776 (interfaces . (piano-pedal-interface
1777 axis-group-interface
1778 side-position-interface))))))
1783 (X-extent . ,ly:axis-group-interface::width)
1784 (Y-extent . ,ly:axis-group-interface::height)
1785 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1786 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1787 (meta . ((class . System)
1788 (interfaces . (system-interface
1789 axis-group-interface))))))
1795 (stencil . ,ly:system-start-delimiter::print)
1796 (collapse-height . 5.0)
1797 (X-offset . ,ly:side-position-interface::x-aligned-side)
1799 (font-encoding . fetaBraces)
1801 (meta . ((class . Spanner)
1802 (interfaces . (system-start-delimiter-interface
1803 side-position-interface
1804 font-interface))))))
1809 (X-offset . ,ly:side-position-interface::x-aligned-side)
1811 (stencil . ,ly:system-start-delimiter::print)
1812 (style . line-bracket)
1814 (meta . ((class . Spanner)
1815 (interfaces . (font-interface
1816 side-position-interface
1817 system-start-delimiter-interface))))))
1823 (X-offset . ,ly:side-position-interface::x-aligned-side)
1825 (stencil . ,ly:system-start-delimiter::print)
1827 (collapse-height . 5.0)
1829 (meta . ((class . Spanner)
1830 (interfaces . (font-interface
1831 side-position-interface
1832 system-start-delimiter-interface))))))
1839 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1840 (X-offset . ,ly:side-position-interface::x-aligned-side)
1843 (collapse-height . 5.0)
1845 (stencil . ,ly:system-start-delimiter::print)
1846 (meta . ((class . Spanner)
1847 (interfaces . (side-position-interface
1848 system-start-delimiter-interface))))))
1853 (stencil . ,ly:text-interface::print)
1854 (duration-log . ,note-head::calc-duration-log)
1855 (Y-offset . ,ly:staff-symbol-referencer::callback)
1856 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1857 (direction . ,CENTER)
1859 (stem-attachment . (0.0 . 1.35))
1860 (font-series . bold)
1861 (meta . ((class . Item)
1862 (interfaces . (rhythmic-head-interface
1864 rhythmic-grob-interface
1866 staff-symbol-referencer-interface
1867 text-interface))))))
1871 (extra-spacing-width . (+inf.0 . -inf.0))
1872 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1873 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1877 ;; sync with Fingering ?
1879 (staff-padding . 0.5)
1881 (stencil . ,ly:text-interface::print)
1882 (direction . ,ly:script-interface::calc-direction)
1883 (positioning-done . ,ly:script-interface::calc-positioning-done)
1885 (outside-staff-priority . 450)
1886 (avoid-slur . around)
1887 (slur-padding . 0.5)
1888 (script-priority . 200)
1889 (cross-staff . ,ly:script-interface::calc-cross-staff)
1890 ;; todo: add X self alignment?
1891 (meta . ((class . Item)
1892 (interfaces . (text-script-interface
1894 instrument-specific-markup-interface
1895 side-position-interface
1896 self-alignment-interface
1897 font-interface))))))
1901 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1902 (font-shape . italic)
1903 (style . dashed-line)
1904 (staff-padding . 0.8)
1905 (dash-fraction . 0.2)
1909 (outside-staff-priority . 350)
1911 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1912 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1913 (bound-details . ((left . ((Y . 0)
1915 (attach-dir . ,LEFT)
1921 (stencil . ,ly:line-spanner::print)
1923 (meta . ((class . Spanner)
1924 (interfaces . (line-spanner-interface
1926 side-position-interface
1927 font-interface))))))
1931 (control-points . ,ly:tie::calc-control-points)
1932 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1933 (avoid-slur . inside)
1934 (direction . ,ly:tie::calc-direction)
1935 (neutral-direction . ,UP)
1936 (stencil . ,ly:tie::print)
1939 ;; for a full list, see tie-details.cc
1941 (center-staff-line-clearance . 0.6)
1942 (tip-staff-line-clearance . 0.45)
1943 (note-head-gap . 0.2)
1945 (height-limit . 1.0)
1946 (horizontal-distance-penalty-factor . 10)
1947 (same-dir-as-stem-penalty . 8)
1948 (min-length-penalty-factor . 26)
1949 (tie-tie-collision-distance . 0.45)
1950 (tie-tie-collision-penalty . 25.0)
1951 (intra-space-threshold . 1.25)
1952 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1953 (outer-tie-length-symmetry-penalty-factor . 10)
1954 (vertical-distance-penalty-factor . 7)
1955 (outer-tie-vertical-gap . 0.25)
1956 (multi-tie-region-size . 3)
1957 (single-tie-region-size . 4)
1958 (between-length-limit . 1.0)))
1961 (line-thickness . 0.8)
1962 (meta . ((class . Spanner)
1963 (interfaces . (tie-interface))))))
1967 (positioning-done . ,ly:tie-column::calc-positioning-done)
1968 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1971 (meta . ((class . Spanner)
1972 (interfaces . (tie-column-interface))))))
1976 (stencil . ,ly:time-signature::print)
1977 (break-align-symbol . time-signature)
1979 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1980 (break-visibility . ,all-visible)
1981 (avoid-slur . inside)
1982 (extra-spacing-height . (-1.0 . 1.0))
1984 (first-note . (fixed-space . 2.0))
1985 (right-edge . (extra-space . 0.5))
1986 (staff-bar . (minimum-space . 2.0))))
1989 (meta . ((class . Item)
1990 (interfaces . (time-signature-interface
1991 break-aligned-interface
1992 font-interface))))))
1996 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1997 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1999 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
2001 (make-musicglyph-markup "scripts.trill")))
2003 (stencil-offset . (-0.5 . 0))
2005 (attach-dir . ,CENTER)
2006 ;; this isn't CENTER because the trill glyph's origin
2007 ;; is not centered in its extent; to have the trill
2008 ;; spanner aligned the same as a trill, we need a slight offset
2009 (anchor-alignment . 0.15)
2011 (left-broken . ((end-on-note . #t)))
2015 (stencil . ,ly:line-spanner::print)
2016 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2018 (staff-padding . 1.0)
2021 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2023 (outside-staff-priority . 50)
2024 (meta . ((class . Spanner)
2025 (interfaces . (line-spanner-interface
2027 trill-spanner-interface
2028 side-position-interface
2029 font-interface))))))
2031 (TrillPitchAccidental
2032 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
2037 (stencil . ,ly:accidental-interface::print)
2038 (Y-extent . ,ly:accidental-interface::height)
2039 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
2040 (meta . ((class . Item)
2041 (interfaces . (trill-pitch-accidental-interface
2042 accidental-interface
2043 side-position-interface
2044 font-interface))))))
2047 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
2050 (stencil . ,parenthesize-elements)
2051 (stencils . ,parentheses-item::calc-parenthesis-stencils)
2052 (direction . ,RIGHT)
2055 (meta . ((class . Item)
2056 (interfaces . (side-position-interface
2057 parentheses-interface
2060 axis-group-interface))))))
2064 (stencil . ,ly:note-head::print)
2066 (Y-offset . ,ly:staff-symbol-referencer::callback)
2068 (meta . ((class . Item)
2069 (interfaces . (rhythmic-head-interface
2071 pitched-trill-interface
2073 staff-symbol-referencer-interface))))))
2079 (edge-height . (0.7 . 0.7))
2080 (shorten-pair . (-0.2 . -0.2))
2081 (staff-padding . 0.25)
2082 (full-length-to-extent . #t)
2083 (direction . ,ly:tuplet-bracket::calc-direction)
2084 (positions . ,ly:tuplet-bracket::calc-positions)
2085 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2086 (control-points . ,ly:tuplet-bracket::calc-control-points)
2087 (stencil . ,ly:tuplet-bracket::print)
2088 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2090 (meta . ((class . Spanner)
2091 (interfaces . (line-interface
2092 tuplet-bracket-interface))))))
2096 (stencil . ,ly:tuplet-number::print)
2097 (text . ,tuplet-number::calc-denominator-text)
2098 (font-shape . italic)
2100 (avoid-slur . inside)
2101 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2102 (meta . ((class . Spanner)
2103 (interfaces . (text-interface tuplet-number-interface
2104 font-interface))))))
2109 (stencil . ,ly:text-interface::print)
2110 (font-shape . italic)
2111 (extra-spacing-width . (+inf.0 . -inf.0))
2112 (self-alignment-X . ,CENTER)
2113 (direction . ,RIGHT)
2114 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2115 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2116 (meta . ((class . Item)
2117 (interfaces . (text-interface
2118 piano-pedal-script-interface
2119 self-alignment-interface
2120 font-interface))))))
2122 (UnaCordaPedalLineSpanner
2125 (Y-extent . ,ly:axis-group-interface::height)
2126 (X-extent . ,ly:axis-group-interface::width)
2127 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2128 (outside-staff-priority . 1000)
2131 (staff-padding . 1.2)
2132 (minimum-space . 1.0)
2134 (meta . ((class . Spanner)
2135 (interfaces . (piano-pedal-interface
2136 axis-group-interface
2137 side-position-interface))))))
2144 (stencil . ,ly:vaticana-ligature::print)
2145 (meta . ((class . Spanner)
2146 (interfaces . (vaticana-ligature-interface
2147 font-interface))))))
2152 (positioning-done . ,ly:align-interface::calc-positioning-done)
2153 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2154 (Y-extent . ,ly:axis-group-interface::height)
2155 (X-extent . ,ly:axis-group-interface::width)
2158 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2160 (meta . ((class . Spanner)
2161 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2162 (interfaces . (align-interface
2163 axis-group-interface))))))
2168 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2169 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2170 (X-extent . ,ly:axis-group-interface::width)
2171 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2172 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2173 (stencil . ,ly:axis-group-interface::print)
2174 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2175 (meta . ((class . Spanner)
2176 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2177 (interfaces . (axis-group-interface
2178 hara-kiri-group-spanner-interface
2179 vertically-spaceable-interface))))))
2183 (stencil . ,ly:volta-bracket-interface::print)
2184 (font-encoding . fetaNumber)
2185 (thickness . 1.6) ;; line-thickness
2186 (edge-height . (2.0 . 2.0)) ;; staff-space;
2190 (meta . ((class . Spanner)
2191 (interfaces . (volta-bracket-interface
2192 horizontal-bracket-interface
2195 side-position-interface
2196 font-interface))))))
2198 (VoltaBracketSpanner
2204 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2205 (outside-staff-priority . 100)
2206 (Y-extent . ,ly:axis-group-interface::height)
2207 (X-extent . ,ly:axis-group-interface::width)
2208 (no-alignment . ,#t)
2209 (meta . ((class . Spanner)
2210 (interfaces . (side-position-interface
2211 axis-group-interface))))))
2220 (bound-details . ((right . ((attach-dir . ,CENTER)
2223 (left . ((attach-dir . ,CENTER)
2227 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2228 (stencil . ,ly:line-spanner::print)
2229 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2230 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2231 (meta . ((class . Spanner)
2232 (interfaces . (line-spanner-interface
2233 line-interface))))))
2237 (define (completize-grob-entry x)
2238 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2240 ;; (display (car x))
2242 (let* ((name-sym (car x))
2243 (grob-entry (cdr x))
2244 (meta-entry (cdr (assoc 'meta grob-entry)))
2245 (class (cdr (assoc 'class meta-entry)))
2247 (cdr (assoc 'interfaces meta-entry))))
2251 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2252 ((eq? 'Spanner class)
2253 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2254 ((eq? 'Paper_column class)
2255 (set! ifaces-entry (cons 'item-interface
2256 (cons 'paper-column-interface ifaces-entry))))
2257 ((eq? 'System class)
2258 (set! ifaces-entry (cons 'system-interface
2259 (cons 'spanner-interface ifaces-entry))))
2261 (ly:warning "Unknown class ~a" class)))
2263 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2264 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2266 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2267 (set! meta-entry (assoc-set! meta-entry 'interfaces
2269 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2270 (cons name-sym grob-entry)))
2272 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2274 ;; (display (map pair? all-grob-descriptions))
2276 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2279 ;; (display (car x)) (newline)
2281 (set-object-property! (car x) 'translation-type? list?)
2282 (set-object-property! (car x) 'is-grob? #t))
2283 all-grob-descriptions)
2285 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2287 (define pure-print-callbacks
2289 fret-board::calc-stencil
2290 print-circled-text-callback
2293 ly:arpeggio::brew-chord-bracket
2295 ly:mensural-ligature::brew-ligature-primitive
2299 ly:text-interface::print
2300 ly:script-interface::print))
2302 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2303 (define (pure-stencil-height grob start stop)
2304 (let ((sten (ly:grob-property-data grob 'stencil)))
2307 (memq sten pure-print-callbacks))
2308 (ly:grob::stencil-height grob)
2311 (define pure-conversions-alist
2313 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2314 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2315 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2316 (,ly:hairpin::height . ,ly:hairpin::pure-height)
2317 (,ly:stem::height . ,ly:stem::pure-height)
2318 (,ly:rest::height . ,ly:rest::pure-height)
2319 (,ly:grob::stencil-height . ,pure-stencil-height)
2320 (,ly:self-alignment-interface::y-aligned-on-self . ,ly:self-alignment-interface::pure-y-aligned-on-self)
2321 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2322 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2323 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2324 (,ly:slur::height . ,ly:slur::pure-height)
2325 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2327 (define pure-functions
2329 parenthesize-elements
2330 ly:rest::y-offset-callback
2331 ly:staff-symbol-referencer::callback
2332 ly:staff-symbol::height))
2334 (define-public (pure-relevant? grob)
2335 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2338 (pair? extent-callback)
2339 (memq extent-callback pure-functions)
2341 (pair? (assq extent-callback pure-conversions-alist))
2344 (not (eq? extent-callback ly:grob::stencil-height))
2345 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2346 (ly:stencil? (ly:grob-property-data grob 'stencil))
2350 (define-public (call-pure-function unpure args start end)
2351 (if (ly:simple-closure? unpure)
2352 (ly:eval-simple-closure (car args) unpure start end)
2353 (if (not (procedure? unpure))
2355 (if (memq unpure pure-functions)
2357 (let ((pure (assq unpure pure-conversions-alist)))
2361 (list (car args) start end)