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 (define-public all-grob-descriptions
20 (alteration . ,accidental-interface::calc-alteration)
22 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
23 (stencil . ,ly:accidental-interface::print)
24 (X-extent . ,ly:accidental-interface::width)
25 (Y-extent . ,ly:accidental-interface::height)
26 (meta . ((class . Item)
27 (interfaces . (accidental-interface
32 (alteration . ,accidental-interface::calc-alteration)
34 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
36 (stencil . ,ly:accidental-interface::print)
37 (Y-extent . ,ly:accidental-interface::height)
38 (meta . ((class . Item)
39 (interfaces . (accidental-interface
46 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
48 ;; this is quite small, but it is very ugly to have
49 ;; accs closer to the previous note than to the next one.
50 (right-padding . 0.15)
52 ;; for horizontally stacked scripts.
53 (script-priority . -100)
55 (X-extent . ,ly:axis-group-interface::width)
56 (meta . ((class . Item)
57 (interfaces . (accidental-placement-interface))))))
61 (alteration . ,accidental-interface::calc-alteration)
64 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
65 (outside-staff-priority . 0)
67 (self-alignment-X . ,CENTER)
69 (staff-padding . 0.25)
70 (stencil . ,ly:accidental-interface::print)
71 (X-extent . ,ly:accidental-interface::width)
72 (X-offset . ,(ly:make-simple-closure
74 ,(ly:make-simple-closure
75 (list ly:self-alignment-interface::centered-on-x-parent))
76 ,(ly:make-simple-closure
77 (list ly:self-alignment-interface::x-aligned-on-self)))))
78 (Y-extent . ,ly:accidental-interface::height)
79 (Y-offset . ,ly:side-position-interface::y-aligned-side)
80 (meta . ((class . Item)
81 (interfaces . (accidental-interface
82 accidental-suggestion-interface
85 self-alignment-interface
86 side-position-interface))))))
91 (break-align-symbol . ambitus)
92 (break-visibility . ,begin-of-line-visible)
95 (clef . (extra-space . 0.5))
96 (key-signature . (extra-space . 0.0))
97 (staff-bar . (extra-space . 0.0))
98 (time-signature . (extra-space . 0.0))
99 (first-note . (fixed-space . 0.0))))
100 (X-extent . ,ly:axis-group-interface::width)
101 (Y-extent . ,ly:axis-group-interface::height)
102 (meta . ((class . Item)
103 (interfaces . (ambitus-interface
105 break-aligned-interface))))))
110 (font-family . music)
111 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
114 (stencil . ,ly:accidental-interface::print)
115 (X-offset . ,ly:side-position-interface::x-aligned-side)
116 (Y-extent . ,ly:accidental-interface::height)
117 (meta . ((class . Item)
118 (interfaces . (accidental-interface
119 break-aligned-interface
121 side-position-interface))))))
126 (stencil . ,ly:ambitus::print)
128 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
129 (meta . ((class . Item)
130 (interfaces . (ambitus-interface
132 staff-symbol-referencer-interface))))))
137 (glyph-name . ,note-head::calc-glyph-name)
138 (stencil . ,ly:note-head::print)
139 (Y-offset . ,ly:staff-symbol-referencer::callback)
140 (meta . ((class . Item)
141 (interfaces . (ambitus-interface
145 rhythmic-head-interface
146 staff-symbol-referencer-interface))))))
152 (positions . ,ly:arpeggio::calc-positions)
153 (script-priority . 0)
155 (staff-position . 0.0)
156 (stencil . ,ly:arpeggio::print)
157 (X-extent . ,ly:arpeggio::width)
158 (X-offset . ,ly:side-position-interface::x-aligned-side)
159 (Y-extent . ,ly:arpeggio::height)
160 (Y-offset . ,ly:staff-symbol-referencer::callback)
161 (meta . ((class . Item)
162 (interfaces . (arpeggio-interface
164 side-position-interface
165 staff-symbol-referencer-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
180 (allow-span-bar . #t)
181 (bar-extent . ,ly:bar-line::calc-bar-extent)
182 (bar-size . ,ly:bar-line::calc-bar-size)
183 (break-align-anchor . ,ly:bar-line::calc-anchor)
184 (break-align-symbol . staff-bar)
185 (break-visibility . ,bar-line::calc-break-visibility)
188 (glyph-name . ,bar-line::calc-glyph-name)
191 ;; Ross. page 151 lists other values, we opt for a leaner look
194 ;; kern should scale with line-thickness too.
197 (hair-thickness . 1.9)
198 (thick-thickness . 6.0)
203 (time-signature . (extra-space . 0.75))
204 (custos . (minimum-space . 2.0))
205 (clef . (minimum-space . 1.0))
206 (key-signature . (extra-space . 1.0))
207 (key-cancellation . (extra-space . 1.0))
208 (first-note . (fixed-space . 1.3))
209 (next-note . (semi-fixed-space . 0.9))
210 (right-edge . (extra-space . 0.0))))
211 (stencil . ,ly:bar-line::print)
212 (meta . ((class . Item)
213 (interfaces . (bar-line-interface
214 break-aligned-interface
219 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
220 ;; want the bar number before the clef at line start.
221 (break-align-symbols . (left-edge staff-bar))
223 (break-visibility . ,begin-of-line-visible)
225 (font-family . roman)
228 (outside-staff-priority . 100)
230 (self-alignment-X . ,RIGHT)
232 (stencil . ,ly:text-interface::print)
233 (X-offset . ,(ly:make-simple-closure
235 ,(ly:make-simple-closure
236 (list ly:break-alignable-interface::self-align-callback))
237 ,(ly:make-simple-closure
238 (list ly:self-alignment-interface::x-aligned-on-self)))))
239 (Y-offset . ,ly:side-position-interface::y-aligned-side)
242 (interfaces . (break-alignable-interface
244 self-alignment-interface
245 side-position-interface
250 (stencil . ,ly:text-interface::print)
251 (meta . ((class . Item)
252 (interfaces . (bass-figure-interface
254 rhythmic-grob-interface
261 (positioning-done . ,ly:align-interface::align-to-minimum-distances)
262 (stacking-dir . ,DOWN)
263 (Y-extent . ,ly:axis-group-interface::height)
264 (meta . ((class . Spanner)
265 (interfaces . (align-interface
267 bass-figure-alignment-interface))))))
269 (BassFigureAlignmentPositioning
275 (staff-padding . 1.0)
276 (Y-extent . ,ly:axis-group-interface::height)
277 (Y-offset . ,ly:side-position-interface::y-aligned-side)
278 (meta . ((class . Spanner)
279 (interfaces . (axis-group-interface
280 side-position-interface))))))
284 (edge-height . (0.2 . 0.2))
285 (stencil . ,ly:enclosing-bracket::print)
286 (X-extent . ,ly:enclosing-bracket::width)
287 (meta . ((class . Item)
288 (interfaces . (enclosing-bracket-interface))))))
290 (BassFigureContinuation
292 (stencil . ,ly:figured-bass-continuation::print)
293 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
294 (meta . ((class . Spanner)
295 (interfaces . (figured-bass-continuation-interface))))))
299 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
301 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
302 (Y-extent . ,ly:axis-group-interface::height)
303 (meta . ((class . Spanner)
304 (interfaces . (axis-group-interface))))))
309 ;; todo: clean this up a bit: the list is getting
312 (auto-knee-gap . 5.5)
313 (beam-thickness . 0.48) ; in staff-space
315 ;; We have some unreferenced problems here.
317 ;; If we shorten beamed stems less than normal stems (1 staff-space),
318 ;; or high order less than 8th beams, patterns like
319 ;; c''4 [c''8 c''] c''4 [c''16 c]
320 ;; are ugly (different stem lengths).
322 ;; But if we shorten 16th beams as much as 8th beams, a single
323 ;; forced 16th beam looks *very* short.
325 ;; We choose to shorten 8th beams the same as single stems,
326 ;; and high order beams less than 8th beams, so that all
327 ;; isolated shortened beams look nice and a bit shortened,
328 ;; sadly possibly breaking patterns with high order beams.
329 (beamed-stem-shorten . (1.0 0.5 0.25))
331 (beaming . ,ly:beam::calc-beaming)
333 (concaveness . ,ly:beam::calc-concaveness)
334 (cross-staff . ,ly:beam::calc-cross-staff)
338 (secondary-beam-demerit . 10)
339 (stem-length-demerit-factor . 5)
342 (stem-length-limit-penalty . 5000)
343 (damping-direction-penalty . 800)
344 (hint-direction-penalty . 20)
345 (musical-direction-factor . 400)
346 (ideal-slope-factor . 10)
347 (round-to-zero-slope . 0.02)))
348 (direction . ,ly:beam::calc-direction)
350 ;; only for debugging.
351 (font-family . roman)
354 (neutral-direction . ,DOWN)
355 (positions . ,(ly:make-simple-closure
356 (ly:make-simple-closure
357 (list chain-grob-member-functions
359 ly:beam::calc-least-squares-positions
360 ly:beam::slope-damping
361 ly:beam::shift-region-to-valid
365 ;; this is a hack to set stem lengths, if positions is set.
366 (quantized-positions . ,ly:beam::set-stem-lengths)
368 (shorten . ,ly:beam::calc-stem-shorten)
369 (stencil . ,ly:beam::print)
371 (meta . ((class . Spanner)
372 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
373 (interfaces . (beam-interface
375 staff-symbol-referencer-interface
376 unbreakable-spanner-interface))))))
380 (minimum-length . 0.5)
381 (stencil . ,bend::print)
383 (meta . ((class . Spanner)
384 (interfaces . (bend-after-interface
385 spanner-interface))))))
390 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
391 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
392 (X-extent . ,ly:axis-group-interface::width)
393 (meta . ((class . Item)
394 (interfaces . (axis-group-interface
395 break-aligned-interface))))))
400 (break-align-orders . ;; end of line
436 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
438 (X-extent . ,ly:axis-group-interface::width)
439 (meta . ((class . Item)
440 (interfaces . (axis-group-interface
441 break-alignment-interface))))))
445 (break-align-symbol . breathing-sign)
446 (break-visibility . ,begin-of-line-invisible)
449 (ambitus . (extra-space . 2.0))
450 (custos . (minimum-space . 1.0))
451 (key-signature . (minimum-space . 1.5))
452 (time-signature . (minimum-space . 1.5))
453 (staff-bar . (minimum-space . 1.5))
454 (clef . (minimum-space . 2.0))
455 (first-note . (fixed-space . 1.0)) ;huh?
456 (right-edge . (extra-space . 0.1))))
457 (stencil . ,ly:text-interface::print)
458 (text . ,(make-musicglyph-markup "scripts.rcomma"))
459 (Y-offset . ,ly:breathing-sign::offset-callback)
460 (meta . ((class . Item)
461 (interfaces . (break-aligned-interface
462 breathing-sign-interface
468 (after-line-breaking . ,ly:chord-name::after-line-breaking)
471 (stencil . ,ly:text-interface::print)
473 (meta . ((class . Item)
474 (interfaces . (chord-name-interface
476 rhythmic-grob-interface
481 (avoid-slur . inside)
482 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
483 (break-align-symbol . clef)
484 (break-visibility . ,begin-of-line-visible)
485 (font-family . music)
486 (glyph-name . ,ly:clef::calc-glyph-name)
488 (space-alist . ((ambitus . (extra-space . 2.0))
489 (staff-bar . (extra-space . 0.7))
490 (key-cancellation . (minimum-space . 3.5))
491 (key-signature . (minimum-space . 3.5))
492 (time-signature . (minimum-space . 4.2))
493 (first-note . (minimum-fixed-space . 5.0))
494 (next-note . (extra-space . 0.5))
495 (right-edge . (extra-space . 0.5))))
496 (stencil . ,ly:clef::print)
497 (Y-offset . ,ly:staff-symbol-referencer::callback)
498 (meta . ((class . Item)
499 (interfaces . (break-aligned-interface
502 staff-symbol-referencer-interface))))))
506 (cross-staff . ,ly:cluster::calc-cross-staff)
507 (minimum-length . 0.0)
509 (springs-and-rods . ,ly:spanner::set-spacing-rods)
510 (stencil . ,ly:cluster::print)
512 (meta . ((class . Spanner)
513 (interfaces . (cluster-interface))))))
515 (ClusterSpannerBeacon
517 (Y-extent . ,ly:cluster-beacon::height)
518 (meta . ((class . Item)
519 (interfaces . (cluster-beacon-interface
520 rhythmic-grob-interface))))))
524 (avoid-slur . outside)
527 (extra-spacing-width . (+inf.0 . -inf.0))
530 (script-priority . 200)
532 (staff-padding . 0.5)
533 ;; todo: add X self alignment?
534 (stencil . ,ly:text-interface::print)
535 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
536 (Y-offset . ,ly:side-position-interface::y-aligned-side)
537 (meta . ((class . Item)
538 (interfaces . (font-interface
539 side-position-interface
541 text-script-interface))))))
545 (break-align-symbol . custos)
546 (break-visibility . ,end-of-line-visible)
547 (neutral-direction . ,DOWN)
550 (first-note . (minimum-fixed-space . 0.0))
551 (right-edge . (extra-space . 0.1))))
552 (stencil . ,ly:custos::print)
554 (Y-offset . ,ly:staff-symbol-referencer::callback)
555 (meta . ((class . Item)
556 (interfaces . (break-aligned-interface
559 staff-symbol-referencer-interface))))))
565 (positioning-done . ,ly:dot-column::calc-positioning-done)
566 (X-extent . ,ly:axis-group-interface::width)
567 (meta . ((class . Item)
568 (interfaces . (axis-group-interface
569 dot-column-interface))))))
573 (dot-count . ,dots::calc-dot-count)
574 (staff-position . ,dots::calc-staff-position)
575 (stencil . ,ly:dots::print)
576 (meta . ((class . Item)
577 (interfaces . (dots-interface
579 staff-symbol-referencer-interface))))))
583 (break-align-symbol . staff-bar)
584 (break-visibility . ,begin-of-line-invisible)
585 (dot-negative-kern . 0.75)
586 (font-encoding . fetaMusic)
588 (slash-negative-kern . 1.6)
590 (stencil . ,ly:percent-repeat-item-interface::double-percent)
593 (meta . ((class . Item)
594 (interfaces . (break-aligned-interface
596 percent-repeat-interface
597 percent-repeat-item-interface))))))
599 (DoublePercentRepeatCounter
602 (font-encoding . fetaNumber)
605 (self-alignment-X . ,CENTER)
607 (staff-padding . 0.25)
608 (stencil . ,ly:text-interface::print)
609 (X-offset . ,(ly:make-simple-closure
611 ,(ly:make-simple-closure
612 (list ly:self-alignment-interface::centered-on-y-parent))
613 ,(ly:make-simple-closure
614 (list ly:self-alignment-interface::x-aligned-on-self)))))
615 (Y-offset . ,ly:side-position-interface::y-aligned-side)
616 (meta . ((class . Item)
617 (interfaces . (font-interface
618 percent-repeat-interface
619 percent-repeat-item-interface
620 self-alignment-interface
621 side-position-interface
627 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
629 (minimum-space . 1.2)
630 (outside-staff-priority . 250)
634 (staff-padding . 0.1)
635 (X-extent . ,ly:axis-group-interface::width)
636 (Y-extent . ,ly:axis-group-interface::height)
637 (Y-offset . ,ly:side-position-interface::y-aligned-side)
638 (meta . ((class . Spanner)
639 (interfaces . (axis-group-interface
641 dynamic-line-spanner-interface
642 side-position-interface))))))
649 (direction . ,ly:script-interface::calc-direction)
650 (extra-spacing-width . (+inf.0 . -inf.0))
651 (font-encoding . fetaDynamic)
653 (font-shape . italic)
654 (outside-staff-priority . 250)
655 (positioning-done . ,ly:script-interface::calc-positioning-done)
656 (self-alignment-X . ,CENTER)
657 (self-alignment-Y . ,CENTER)
658 (stencil . ,ly:text-interface::print)
659 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
660 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
661 (meta . ((class . Item)
662 (interfaces . (dynamic-interface
665 self-alignment-interface
670 (bound-details . ((right . ((attach-dir . ,LEFT)
674 (right-broken . ((attach-dir . ,RIGHT)
678 (left . ((attach-dir . ,LEFT)
680 (stencil-offset . (0 . -0.5))
683 (left-broken . ((attach-dir . ,RIGHT)
686 (dash-fraction . 0.2)
689 ;; rather ugh with NCSB
690 ;; (font-series . bold)
691 (font-shape . italic)
693 ;; need to blend with dynamic texts.
696 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
698 ;; make sure the spanner doesn't get too close to notes
699 (minimum-Y-extent . (-1 . 1))
701 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
702 (stencil . ,ly:line-spanner::print)
703 (style . dashed-line)
704 (meta . ((class . Spanner)
705 (interfaces . (dynamic-interface
706 dynamic-text-spanner-interface
709 line-spanner-interface
717 ;; sync with TextScript (?)
719 (avoid-slur . around)
720 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
721 (direction . ,ly:script-interface::calc-direction)
722 (font-encoding . fetaNumber)
723 (font-size . -5) ; don't overlap when next to heads.
725 (positioning-done . ,ly:script-interface::calc-positioning-done)
726 (script-priority . 100)
727 (self-alignment-X . ,CENTER)
728 (self-alignment-Y . ,CENTER)
730 (staff-padding . 0.5)
731 (stencil . ,ly:text-interface::print)
732 (text . ,fingering::calc-text)
733 (meta . ((class . Item)
734 (interfaces . (finger-interface
736 self-alignment-interface
737 side-position-interface
739 text-script-interface))))))
743 (after-line-breaking . ,ly:chord-name::after-line-breaking)
744 (fret-diagram-details . ((finger-code . below-string)))
745 (stencil . ,fret-board::calc-stencil)
746 (meta . ((class . Item)
747 (interfaces . (chord-name-interface
749 fret-diagram-interface
750 rhythmic-grob-interface))))))
755 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
756 (bound-details . ((right . ((attach-dir . ,CENTER)
759 (left . ((attach-dir . ,CENTER)
764 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
765 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
766 (stencil . ,ly:line-spanner::print)
770 (zigzag-width . 0.75)
771 (meta . ((class . Spanner)
772 (interfaces . (line-interface
773 line-spanner-interface
774 unbreakable-spanner-interface))))))
778 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
779 (shortest-duration-space . 1.6)
780 (spacing-increment . 0.8)
781 (meta . ((class . Spanner)
782 (interfaces . (grace-spacing-interface
783 spacing-options-interface
784 spanner-interface))))))
789 (self-alignment-X . ,CENTER)
790 (stencil . ,ly:grid-line-interface::print)
791 (X-extent . ,ly:grid-line-interface::width)
792 (X-offset . ,(ly:make-simple-closure
794 ,(ly:make-simple-closure
795 (list ly:self-alignment-interface::centered-on-x-parent))
796 ,(ly:make-simple-closure
797 (list ly:self-alignment-interface::x-aligned-on-self)))))
798 (meta . ((class . Item)
799 (interfaces . (grid-line-interface
800 self-alignment-interface))))))
806 (meta . ((class . Item)
807 (interfaces . (grid-point-interface))))))
812 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
813 (bound-padding . 1.0)
815 (grow-direction . ,hairpin::calc-grow-direction)
817 (minimum-length . 2.0)
818 (self-alignment-Y . ,CENTER)
819 (springs-and-rods . ,ly:spanner::set-spacing-rods)
820 (stencil . ,ly:hairpin::print)
823 (Y-extent . ,ly:hairpin::height)
824 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
825 (meta . ((class . Spanner)
826 (interfaces . (dynamic-interface
829 self-alignment-interface
830 spanner-interface))))))
832 (HarmonicParenthesesItem
835 (stencil . ,parentheses-item::print)
836 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
837 (meta . ((class . Item)
838 (interfaces . (font-interface
839 parentheses-interface))))))
843 (bracket-flare . (0.5 . 0.5))
844 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
848 (staff-padding . 0.2)
849 (stencil . ,ly:horizontal-bracket::print)
851 (Y-offset . ,ly:side-position-interface::y-aligned-side)
852 (meta . ((class . Spanner)
853 (interfaces . (horizontal-bracket-interface
855 side-position-interface
856 spanner-interface))))))
863 (self-alignment-X . ,CENTER)
864 (self-alignment-Y . ,CENTER)
865 (stencil . ,system-start-text::print)
866 (X-offset . ,system-start-text::calc-x-offset)
867 (Y-offset . ,system-start-text::calc-y-offset)
868 (meta . ((class . Spanner)
869 (interfaces . (font-interface
870 self-alignment-interface
871 side-position-interface
872 system-start-text-interface))))))
877 (extra-spacing-width . (+inf.0 . -inf.0))
878 (outside-staff-priority . 500)
880 (self-alignment-X . ,LEFT)
882 (staff-padding . 0.5)
883 (stencil . ,ly:text-interface::print)
884 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
885 (Y-offset . ,ly:side-position-interface::y-aligned-side)
886 (meta . ((class . Item)
887 (interfaces . (font-interface
888 self-alignment-interface
889 side-position-interface
895 (break-align-symbol . key-cancellation)
896 (break-visibility . ,begin-of-line-invisible)
897 (glyph-name-alist . ,cancellation-glyph-name-alist)
900 (time-signature . (extra-space . 1.25))
901 (staff-bar . (extra-space . 0.6))
902 (key-signature . (extra-space . 0.5))
903 (right-edge . (extra-space . 0.5))
904 (first-note . (fixed-space . 2.5))))
905 (stencil . ,ly:key-signature-interface::print)
906 (Y-offset . ,ly:staff-symbol-referencer::callback)
907 (meta . ((class . Item)
908 (interfaces . (break-aligned-interface
910 key-cancellation-interface
911 key-signature-interface
912 staff-symbol-referencer-interface))))))
916 (avoid-slur . inside)
917 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
918 (break-align-symbol . key-signature)
919 (break-visibility . ,begin-of-line-visible)
920 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
923 (time-signature . (extra-space . 1.15))
924 (staff-bar . (extra-space . 1.1))
925 (right-edge . (extra-space . 0.5))
926 (first-note . (fixed-space . 2.5))))
927 (stencil . ,ly:key-signature-interface::print)
928 (Y-offset . ,ly:staff-symbol-referencer::callback)
929 (meta . ((class . Item)
930 (interfaces . (break-aligned-interface
932 key-signature-interface
933 staff-symbol-referencer-interface))))))
938 (control-points . ,ly:semi-tie::calc-control-points)
939 (details . ((ratio . 0.333)
940 (height-limit . 1.0)))
941 (direction . ,ly:tie::calc-direction)
942 (head-direction . ,LEFT)
943 (stencil . ,ly:tie::print)
945 (meta . ((class . Item)
946 (interfaces . (semi-tie-interface))))))
948 (LaissezVibrerTieColumn
950 (head-direction . ,LEFT)
951 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
954 (meta . ((class . Item)
955 (interfaces . (semi-tie-column-interface))))))
960 (length-fraction . 0.25)
961 (minimum-length-fraction . 0.25)
962 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
963 (stencil . ,ly:ledger-line-spanner::print)
966 (meta . ((class . Spanner)
967 (interfaces . (ledger-line-spanner-interface))))))
971 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
972 (break-align-symbol . left-edge)
973 (break-visibility . ,center-invisible)
976 (custos . (extra-space . 0.0))
977 (ambitus . (extra-space . 2.0))
978 (time-signature . (extra-space . 1.0))
979 (staff-bar . (extra-space . 0.0))
980 (breathing-sign . (minimum-space . 0.0))
981 (clef . (extra-space . 0.8))
982 (first-note . (fixed-space . 2.0))
983 (right-edge . (extra-space . 0.0))
984 (key-signature . (extra-space . 0.0))
985 (key-cancellation . (extra-space . 0.0))
988 (meta . ((class . Item)
989 (interfaces . (break-aligned-interface))))))
993 ;; ugh. A ligature bracket is totally different from
996 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
997 (control-points . ,ly:tuplet-bracket::calc-control-points)
999 (edge-height . (0.7 . 0.7))
1001 (positions . ,ly:tuplet-bracket::calc-positions)
1002 (shorten-pair . (-0.2 . -0.2))
1003 (staff-padding . 0.25)
1004 (stencil . ,ly:tuplet-bracket::print)
1006 (meta . ((class . Spanner)
1007 (interfaces . (line-interface
1008 tuplet-bracket-interface))))))
1012 (minimum-length . 1.5)
1013 (stencil . ,ly:lyric-extender::print)
1014 (thickness . 0.8) ; line-thickness
1015 (Y-extent . (0 . 0))
1016 (meta . ((class . Spanner)
1017 (interfaces . (lyric-extender-interface
1018 lyric-interface))))))
1022 (dash-period . 10.0)
1025 (minimum-distance . 0.1)
1026 (minimum-length . 0.3)
1028 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1029 (stencil . ,ly:lyric-hyphen::print)
1031 (Y-extent . (0 . 0))
1032 (meta . ((class . Spanner)
1033 (interfaces . (font-interface
1034 lyric-hyphen-interface
1036 spanner-interface))))))
1040 (minimum-distance . 0.45)
1042 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
1045 (meta . ((class . Spanner)
1046 (interfaces . (lyric-hyphen-interface
1047 spanner-interface))))))
1051 (extra-spacing-width . (0.0 . 0.0))
1052 (font-series . bold-narrow)
1054 (self-alignment-X . ,CENTER)
1055 (stencil . ,lyric-text::print)
1056 (text . ,(grob::calc-property-by-copy 'text))
1058 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1059 (meta . ((class . Item)
1060 (interfaces . (font-interface
1061 lyric-syllable-interface
1062 rhythmic-grob-interface
1063 self-alignment-interface
1064 text-interface))))))
1074 (stencil . ,ly:measure-grouping::print)
1076 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1077 (meta . ((class . Spanner)
1078 (interfaces . (measure-grouping-interface
1079 side-position-interface))))))
1083 (neutral-direction . ,DOWN)
1084 (meta . ((class . Item)
1085 (interfaces . (melody-spanner-interface))))))
1090 (stencil . ,ly:mensural-ligature::print)
1092 (meta . ((class . Spanner)
1093 (interfaces . (font-interface
1094 mensural-ligature-interface))))))
1098 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1100 (extra-spacing-width . (+inf.0 . -inf.0))
1101 (outside-staff-priority . 1000)
1104 (stencil . ,ly:text-interface::print)
1105 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1106 (meta . ((class . Item)
1107 (interfaces . (font-interface
1108 metronome-mark-interface
1109 side-position-interface
1110 text-interface))))))
1115 (hair-thickness . 2.0)
1117 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1118 (staff-position . 0)
1119 (stencil . ,ly:multi-measure-rest::print)
1120 (thick-thickness . 6.6)
1121 (Y-offset . ,ly:staff-symbol-referencer::callback)
1122 (meta . ((class . Spanner)
1123 (interfaces . (font-interface
1124 multi-measure-interface
1125 multi-measure-rest-interface
1127 staff-symbol-referencer-interface))))))
1129 (MultiMeasureRestNumber
1131 (bound-padding . 2.0)
1133 (font-encoding . fetaNumber)
1135 (self-alignment-X . ,CENTER)
1137 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1138 (staff-padding . 0.4)
1139 (stencil . ,ly:text-interface::print)
1140 (X-offset . ,(ly:make-simple-closure
1142 ,(ly:make-simple-closure
1143 (list ly:self-alignment-interface::x-aligned-on-self))
1144 ,(ly:make-simple-closure
1145 (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1146 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1147 (meta . ((class . Spanner)
1148 (interfaces . (font-interface
1149 multi-measure-interface
1150 self-alignment-interface
1151 side-position-interface
1152 text-interface))))))
1154 (MultiMeasureRestText
1157 (outside-staff-priority . 450)
1159 (self-alignment-X . ,CENTER)
1160 (staff-padding . 0.25)
1161 (stencil . ,ly:text-interface::print)
1162 (X-offset . ,(ly:make-simple-closure
1164 ,(ly:make-simple-closure
1165 (list ly:self-alignment-interface::x-centered-on-y-parent))
1166 ,(ly:make-simple-closure
1167 (list ly:self-alignment-interface::x-aligned-on-self)))))
1168 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1169 (meta . ((class . Spanner)
1170 (interfaces . (font-interface
1171 multi-measure-interface
1172 self-alignment-interface
1173 side-position-interface
1174 text-interface))))))
1177 (NonMusicalPaperColumn
1179 (allow-loose-spacing . #t)
1181 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1182 (full-measure-extra-space . 1.0)
1183 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1184 ;; (stencil . ,ly:paper-column::print)
1186 (line-break-permission . allow)
1188 (page-break-permission . allow)
1190 ;; debugging stuff: print column number.
1191 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1193 (X-extent . ,ly:axis-group-interface::width)
1194 (meta . ((class . Paper_column)
1195 (interfaces . (axis-group-interface
1197 paper-column-interface
1198 separation-item-interface
1199 spaceable-grob-interface))))))
1204 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1205 (prefer-dotted-right . #t)
1206 (X-extent . ,ly:axis-group-interface::width)
1207 (Y-extent . ,ly:axis-group-interface::height)
1208 (meta . ((class . Item)
1209 (interfaces . (axis-group-interface
1210 note-collision-interface))))))
1215 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1216 (X-extent . ,ly:axis-group-interface::width)
1217 (Y-extent . ,ly:axis-group-interface::height)
1218 (meta . ((class . Item)
1219 (interfaces . (axis-group-interface
1220 note-column-interface
1221 separation-item-interface))))))
1225 (duration-log . ,note-head::calc-duration-log)
1226 (glyph-name . ,note-head::calc-glyph-name)
1227 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1228 (stencil . ,ly:note-head::print)
1229 (X-offset . ,ly:note-head::stem-x-shift)
1230 (Y-offset . ,ly:staff-symbol-referencer::callback)
1231 (meta . ((class . Item)
1232 (interfaces . (font-interface
1233 gregorian-ligature-interface
1235 mensural-ligature-interface
1237 rhythmic-grob-interface
1238 rhythmic-head-interface
1239 staff-symbol-referencer-interface
1240 vaticana-ligature-interface))))))
1244 (stencil . ,ly:text-interface::print)
1245 (meta . ((class . Item)
1246 (interfaces . (font-interface
1248 text-interface))))))
1252 ;; Changed this from 0.75.
1253 ;; If you ever change this back, please document! --hwn
1254 (knee-spacing-correction . 1.0)
1255 (same-direction-correction . 0.25)
1256 (space-to-barline . #t)
1257 (stem-spacing-correction . 0.5)
1258 (meta . ((class . Item)
1259 (interfaces . (note-spacing-interface
1260 spacing-interface))))))
1265 (break-visibility . ,begin-of-line-visible)
1266 (font-shape . italic)
1268 (self-alignment-X . ,CENTER)
1269 (staff-padding . 0.2)
1270 (stencil . ,ly:text-interface::print)
1271 (X-offset . ,(ly:make-simple-closure
1273 ,(ly:make-simple-closure
1274 (list ly:self-alignment-interface::x-aligned-on-self))
1275 ,(ly:make-simple-closure
1276 (list ly:self-alignment-interface::centered-on-x-parent)))))
1277 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1278 (meta . ((class . Item)
1279 (interfaces . (font-interface
1280 self-alignment-interface
1281 side-position-interface
1282 text-interface))))))
1286 (dash-fraction . 0.3)
1288 (edge-height . (0 . 1.2))
1289 (font-shape . italic)
1290 (minimum-length . 1.0)
1291 (outside-staff-priority . 400)
1293 (shorten-pair . (0.0 . -0.6))
1294 (staff-padding . 1.0)
1295 (stencil . ,ly:ottava-bracket::print)
1296 (style . dashed-line)
1297 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1298 (meta . ((class . Spanner)
1299 (interfaces . (font-interface
1300 horizontal-bracket-interface
1302 ottava-bracket-interface
1303 side-position-interface
1304 text-interface))))))
1309 (allow-loose-spacing . #t)
1311 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1312 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1313 ;; (stencil . ,ly:paper-column::print)
1314 (X-extent . ,ly:axis-group-interface::width)
1317 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1318 (meta . ((class . Paper_column)
1319 (interfaces . (axis-group-interface
1321 paper-column-interface
1322 separation-item-interface
1323 spaceable-grob-interface))))))
1329 (stencil . ,parentheses-item::print)
1330 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1331 (meta . ((class . Item)
1332 (interfaces . (font-interface
1333 parentheses-interface))))))
1337 (dot-negative-kern . 0.75)
1338 (font-encoding . fetaMusic)
1340 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1341 (stencil . ,ly:multi-measure-rest::percent)
1343 (meta . ((class . Spanner)
1344 (interfaces . (font-interface
1345 multi-measure-rest-interface
1346 percent-repeat-interface))))))
1348 (PercentRepeatCounter
1351 (font-encoding . fetaNumber)
1354 (self-alignment-X . ,CENTER)
1355 (staff-padding . 0.25)
1356 (stencil . ,ly:text-interface::print)
1357 (X-offset . ,(ly:make-simple-closure
1359 ,(ly:make-simple-closure
1360 (list ly:self-alignment-interface::x-centered-on-y-parent))
1361 ,(ly:make-simple-closure
1362 (list ly:self-alignment-interface::x-aligned-on-self)))))
1363 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1364 (meta . ((class . Spanner)
1365 (interfaces . (font-interface
1366 percent-repeat-interface
1367 self-alignment-interface
1368 side-position-interface
1369 text-interface))))))
1373 (control-points . ,ly:slur::calc-control-points)
1374 (cross-staff . ,ly:slur::calc-cross-staff)
1375 (details . ,default-slur-details)
1376 (direction . ,ly:slur::calc-direction)
1377 (height-limit . 2.0)
1378 (minimum-length . 1.5)
1380 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1381 (stencil . ,ly:slur::print)
1383 (Y-extent . ,ly:slur::height)
1384 (meta . ((class . Spanner)
1385 (interfaces . (slur-interface))))))
1387 ;; an example of a text spanner
1390 (bound-padding . 1.0)
1391 (bracket-flare . (0.5 . 0.5))
1393 (edge-height . (1.0 . 1.0))
1394 (shorten-pair . (0.0 . 0.0))
1395 (stencil . ,ly:piano-pedal-bracket::print)
1398 (meta . ((class . Spanner)
1399 (interfaces . (line-interface
1400 piano-pedal-bracket-interface
1401 piano-pedal-interface))))))
1406 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
1408 (break-align-symbols . (staff-bar clef))
1409 (break-visibility . ,end-of-line-invisible)
1411 (extra-spacing-width . (+inf.0 . -inf.0))
1414 (outside-staff-priority . 1500)
1416 (self-alignment-X . ,CENTER)
1417 (stencil . ,ly:text-interface::print)
1418 (X-offset . ,(ly:make-simple-closure
1420 ,(ly:make-simple-closure
1421 (list ly:break-alignable-interface::self-align-callback))
1422 ,(ly:make-simple-closure
1423 (list ly:self-alignment-interface::x-aligned-on-self)))))
1424 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1425 (meta . ((class . Item)
1426 (interfaces . (break-alignable-interface
1429 self-alignment-interface
1430 side-position-interface
1431 text-interface))))))
1436 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1438 (meta . ((class . Item)
1439 (interfaces . (percent-repeat-interface
1440 percent-repeat-item-interface
1441 rhythmic-grob-interface))))))
1445 (control-points . ,ly:semi-tie::calc-control-points)
1446 (details . ((ratio . 0.333)
1447 (height-limit . 1.0)))
1448 (direction . ,ly:tie::calc-direction)
1449 (head-direction . ,RIGHT)
1450 (stencil . ,ly:tie::print)
1452 (meta . ((class . Item)
1453 (interfaces . (semi-tie-interface))))))
1457 (direction . ,ly:tie::calc-direction)
1458 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1459 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1462 (meta . ((class . Item)
1463 (interfaces . (semi-tie-column-interface))))))
1467 (cross-staff . ,ly:rest::calc-cross-staff)
1468 (duration-log . ,stem::calc-duration-log)
1469 (minimum-distance . 0.25)
1470 (stencil . ,ly:rest::print)
1471 (X-extent . ,ly:rest::width)
1472 (Y-extent . ,ly:rest::height)
1473 (Y-offset . ,ly:rest::y-offset-callback)
1474 (meta . ((class . Item)
1475 (interfaces . (font-interface
1477 rhythmic-grob-interface
1478 rhythmic-head-interface
1479 staff-symbol-referencer-interface))))))
1483 (minimum-distance . 0.75)
1484 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1485 (meta . ((class . Item)
1486 (interfaces . (rest-collision-interface))))))
1491 (cross-staff . ,ly:script-interface::calc-cross-staff)
1492 (direction . ,ly:script-interface::calc-direction)
1493 (font-encoding . fetaMusic)
1494 (positioning-done . ,ly:script-interface::calc-positioning-done)
1497 ;; padding set in script definitions.
1498 (staff-padding . 0.25)
1500 (stencil . ,ly:script-interface::print)
1501 (X-offset . ,script-interface::calc-x-offset)
1502 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1503 (meta . ((class . Item)
1504 (interfaces . (font-interface
1506 side-position-interface))))))
1510 (before-line-breaking . ,ly:script-column::before-line-breaking)
1511 (meta . ((class . Item)
1512 (interfaces . (script-column-interface))))))
1516 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1517 (meta . ((class . Item)
1518 (interfaces . (script-column-interface))))))
1522 (avoid-slur . inside)
1523 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1524 (stencil . ,ly:separation-item::print)
1525 (X-extent . ,ly:axis-group-interface::width)
1526 (Y-extent . ,ly:axis-group-interface::height)
1527 (meta . ((class . Item)
1528 (interfaces . (separation-item-interface))))))
1532 (avoid-slur . inside)
1533 (control-points . ,ly:slur::calc-control-points)
1534 (cross-staff . ,ly:slur::calc-cross-staff)
1535 (details . ,default-slur-details)
1536 (direction . ,ly:slur::calc-direction)
1537 (height-limit . 2.0)
1538 (line-thickness . 0.8)
1539 (minimum-length . 1.5)
1541 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1542 (stencil . ,ly:slur::print)
1544 (Y-extent . ,ly:slur::height)
1545 (meta . ((class . Spanner)
1546 (interfaces . (slur-interface))))))
1550 (direction . ,RIGHT)
1551 (extra-spacing-width . (+inf.0 . -inf.0))
1552 (font-shape . italic)
1553 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1554 (self-alignment-X . ,CENTER)
1555 (stencil . ,ly:text-interface::print)
1556 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1557 (meta . ((class . Item)
1558 (interfaces . (font-interface
1559 piano-pedal-script-interface
1560 self-alignment-interface
1561 text-interface))))))
1563 (SostenutoPedalLineSpanner
1567 (minimum-space . 1.0)
1568 (outside-staff-priority . 1000)
1571 (staff-padding . 1.0)
1572 (X-extent . ,ly:axis-group-interface::width)
1573 (Y-extent . ,ly:axis-group-interface::height)
1574 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1575 (meta . ((class . Spanner)
1576 (interfaces . (axis-group-interface
1577 piano-pedal-interface
1578 side-position-interface))))))
1582 (average-spacing-wishes . #t)
1583 (base-shortest-duration . ,(ly:make-moment 3 16))
1584 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1585 (shortest-duration-space . 2.0)
1586 (spacing-increment . 1.2)
1587 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1588 (meta . ((class . Spanner)
1589 (interfaces . (spacing-options-interface
1590 spacing-spanner-interface))))))
1594 (allow-span-bar . #t)
1595 (bar-extent . ,ly:axis-group-interface::height)
1596 (bar-size . ,ly:span-bar::calc-bar-size)
1597 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1598 (break-align-symbol . staff-bar)
1600 (glyph-name . ,ly:span-bar::calc-glyph-name)
1602 ;; ugh duplication! (these 4 properties were copied from Barline)
1604 ;; Ross. page 151 lists other values, we opt for a leaner look
1608 (hair-thickness . 1.6)
1609 (thick-thickness . 6.0)
1613 (stencil . ,ly:span-bar::print)
1614 (X-extent . ,ly:span-bar::width)
1615 (Y-extent . ,ly:axis-group-interface::height)
1616 (meta . ((class . Item)
1617 (interfaces . (bar-line-interface
1619 span-bar-interface))))))
1623 (between-staff-spacing . ((space . 9) (minimum-distance . 7)))
1624 (after-last-staff-spacing . ((space . 10.5) (minimum-distance . 8)))
1625 (meta . ((class . Spanner)
1626 (interfaces . (staff-grouper-interface))))))
1631 (stem-spacing-correction . 0.4)
1632 (meta . ((class . Item)
1633 (interfaces . (spacing-interface
1634 staff-spacing-interface))))))
1639 (ledger-line-thickness . (1.0 . 0.1))
1641 (stencil . ,ly:staff-symbol::print)
1642 (Y-extent . ,ly:staff-symbol::height)
1643 (meta . ((class . Spanner)
1644 (interfaces . (staff-symbol-interface))))))
1649 (font-series . bold)
1652 (stencil . ,ly:text-interface::print)
1653 (X-offset . ,ly:side-position-interface::x-aligned-side)
1654 (meta . ((class . Item)
1655 (interfaces . (font-interface
1656 side-position-interface
1657 stanza-number-interface
1658 text-interface))))))
1662 (beamlet-default-length . (1.1 . 1.1))
1663 (beamlet-max-length-proportion . (0.75 . 0.75))
1664 (cross-staff . ,ly:stem::calc-cross-staff)
1665 (default-direction . ,ly:stem::calc-default-direction)
1668 ;; 3.5 (or 3 measured from note head) is standard length
1669 ;; 32nd, 64th, 128th flagged stems should be longer
1670 (lengths . (3.5 3.5 3.5 4.5 5.0 6.0))
1672 ;; FIXME. 3.5 yields too long beams (according to Ross and
1673 ;; looking at Baerenreiter examples) for a number of common
1674 ;; boundary cases. Subtracting half a beam thickness fixes
1675 ;; this, but the bug may well be somewhere else.
1677 ;; FIXME this should come from 'lengths
1678 (beamed-lengths . (3.26 3.5 3.6))
1680 ;; The 'normal' minima
1681 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1682 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1684 ;; The 'extreme case' minima
1685 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1687 ;; Stems in unnatural (forced) direction should be shortened by
1688 ;; one staff space, according to [Roush & Gourlay].
1689 ;; Flagged stems we shorten only half a staff space.
1690 (stem-shorten . (1.0 0.5))
1694 ;; We use the normal minima as minimum for the ideal lengths,
1695 ;; and the extreme minima as abolute minimum length.
1697 (direction . ,ly:stem::calc-direction)
1698 (duration-log . ,stem::calc-duration-log)
1699 (flag . ,ly:stem::calc-flag)
1700 (length . ,ly:stem::calc-length)
1701 (neutral-direction . ,DOWN)
1702 (positioning-done . ,ly:stem::calc-positioning-done)
1703 (stem-end-position . ,ly:stem::calc-stem-end-position)
1704 (stem-info . ,ly:stem::calc-stem-info)
1705 (stencil . ,ly:stem::print)
1707 (X-extent . ,ly:stem::width)
1708 (X-offset . ,ly:stem::offset-callback)
1709 (Y-extent . ,ly:stem::height)
1710 (Y-offset . ,ly:staff-symbol-referencer::callback)
1711 (meta . ((class . Item)
1712 (interfaces . (font-interface
1713 stem-interface))))))
1717 (beam-thickness . 0.48) ; staff-space
1718 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1719 (slope . ,ly:stem-tremolo::calc-slope)
1720 (stencil . ,ly:stem-tremolo::print)
1721 (style . ,ly:stem-tremolo::calc-style)
1722 (X-extent . ,ly:stem-tremolo::width)
1723 (Y-extent . ,ly:stem-tremolo::height)
1724 (meta . ((class . Item)
1725 (interfaces . (stem-tremolo-interface))))))
1729 (avoid-slur . around)
1730 (font-encoding . fetaNumber)
1731 (font-size . -5) ; don't overlap when next to heads.
1733 (script-priority . 100)
1734 (self-alignment-X . ,CENTER)
1735 (self-alignment-Y . ,CENTER)
1736 (staff-padding . 0.5)
1737 (stencil . ,print-circled-text-callback)
1738 (text . ,string-number::calc-text)
1739 (meta . ((class . Item)
1740 (interfaces . (font-interface
1741 self-alignment-interface
1742 side-position-interface
1743 string-number-interface
1745 text-script-interface))))))
1749 (digit-names . #("p" "i" "m" "a" "x"))
1750 (font-shape . italic)
1751 (font-size . -4) ; don't overlap when next to heads.
1753 (script-priority . 100)
1754 (self-alignment-X . ,CENTER)
1755 (self-alignment-Y . ,CENTER)
1756 (staff-padding . 0.5)
1757 (stencil . ,ly:text-interface::print)
1758 (text . ,stroke-finger::calc-text)
1759 (meta . ((class . Item)
1760 (interfaces . (font-interface
1761 self-alignment-interface
1762 side-position-interface
1763 stroke-finger-interface
1765 text-script-interface))))))
1769 (direction . ,RIGHT)
1770 (extra-spacing-width . (+inf.0 . -inf.0))
1771 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1772 (self-alignment-X . ,CENTER)
1773 (stencil . ,ly:sustain-pedal::print)
1774 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1775 (meta . ((class . Item)
1776 (interfaces . (font-interface
1777 piano-pedal-interface
1778 piano-pedal-script-interface
1779 self-alignment-interface
1780 text-interface))))))
1782 (SustainPedalLineSpanner
1786 (minimum-space . 1.0)
1787 (outside-staff-priority . 1000)
1790 (staff-padding . 1.2)
1791 (X-extent . ,ly:axis-group-interface::width)
1792 (Y-extent . ,ly:axis-group-interface::height)
1793 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1794 (meta . ((class . Spanner)
1795 (interfaces . (axis-group-interface
1796 piano-pedal-interface
1797 side-position-interface))))))
1802 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1803 (X-extent . ,ly:axis-group-interface::width)
1804 (Y-extent . ,ly:axis-group-interface::height)
1805 (meta . ((class . System)
1806 (interfaces . (axis-group-interface
1807 system-interface))))))
1811 (collapse-height . 5.0)
1815 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1816 (stencil . ,ly:system-start-delimiter::print)
1819 (X-offset . ,ly:side-position-interface::x-aligned-side)
1821 (meta . ((class . Spanner)
1822 (interfaces . (side-position-interface
1823 system-start-delimiter-interface))))))
1827 (collapse-height . 5.0)
1829 (font-encoding . fetaBraces)
1831 (stencil . ,ly:system-start-delimiter::print)
1833 (X-offset . ,ly:side-position-interface::x-aligned-side)
1835 (meta . ((class . Spanner)
1836 (interfaces . (font-interface
1837 side-position-interface
1838 system-start-delimiter-interface))))))
1842 (collapse-height . 5.0)
1845 (stencil . ,ly:system-start-delimiter::print)
1848 (X-offset . ,ly:side-position-interface::x-aligned-side)
1850 (meta . ((class . Spanner)
1851 (interfaces . (font-interface
1852 side-position-interface
1853 system-start-delimiter-interface))))))
1858 (stencil . ,ly:system-start-delimiter::print)
1859 (style . line-bracket)
1861 (X-offset . ,ly:side-position-interface::x-aligned-side)
1863 (meta . ((class . Spanner)
1864 (interfaces . (font-interface
1865 side-position-interface
1866 system-start-delimiter-interface))))))
1871 (direction . ,CENTER)
1872 (duration-log . ,note-head::calc-duration-log)
1873 (font-series . bold)
1875 (stem-attachment . (0.0 . 1.35))
1876 (stencil . ,ly:text-interface::print)
1877 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1878 (Y-offset . ,ly:staff-symbol-referencer::callback)
1879 (meta . ((class . Item)
1880 (interfaces . (font-interface
1882 rhythmic-grob-interface
1883 rhythmic-head-interface
1884 staff-symbol-referencer-interface
1885 text-interface))))))
1889 (avoid-slur . around)
1890 (cross-staff . ,ly:script-interface::calc-cross-staff)
1892 (direction . ,ly:script-interface::calc-direction)
1893 (extra-spacing-width . (+inf.0 . -inf.0))
1894 (outside-staff-priority . 450)
1896 ;; sync with Fingering ?
1899 (positioning-done . ,ly:script-interface::calc-positioning-done)
1900 (script-priority . 200)
1902 (slur-padding . 0.5)
1903 (staff-padding . 0.5)
1904 (stencil . ,ly:text-interface::print)
1905 ;; todo: add X self alignment?
1906 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1907 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1908 (meta . ((class . Item)
1909 (interfaces . (font-interface
1910 instrument-specific-markup-interface
1911 self-alignment-interface
1912 side-position-interface
1914 text-script-interface))))))
1918 (bound-details . ((left . ((Y . 0)
1920 (attach-dir . ,LEFT)
1926 (dash-fraction . 0.2)
1929 (font-shape . italic)
1930 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1931 (outside-staff-priority . 350)
1932 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1934 (staff-padding . 0.8)
1935 (stencil . ,ly:line-spanner::print)
1936 (style . dashed-line)
1937 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1939 (meta . ((class . Spanner)
1940 (interfaces . (font-interface
1942 line-spanner-interface
1943 side-position-interface))))))
1947 (avoid-slur . inside)
1948 (control-points . ,ly:tie::calc-control-points)
1950 ;; for a full list, see tie-details.cc
1952 (center-staff-line-clearance . 0.6)
1953 (tip-staff-line-clearance . 0.45)
1954 (note-head-gap . 0.2)
1956 (height-limit . 1.0)
1957 (horizontal-distance-penalty-factor . 10)
1958 (same-dir-as-stem-penalty . 8)
1959 (min-length-penalty-factor . 26)
1960 (tie-tie-collision-distance . 0.45)
1961 (tie-tie-collision-penalty . 25.0)
1962 (intra-space-threshold . 1.25)
1963 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1964 (outer-tie-length-symmetry-penalty-factor . 10)
1965 (vertical-distance-penalty-factor . 7)
1966 (outer-tie-vertical-gap . 0.25)
1967 (multi-tie-region-size . 3)
1968 (single-tie-region-size . 4)
1969 (between-length-limit . 1.0)))
1971 (direction . ,ly:tie::calc-direction)
1973 (line-thickness . 0.8)
1974 (neutral-direction . ,UP)
1975 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1976 (stencil . ,ly:tie::print)
1978 (meta . ((class . Spanner)
1979 (interfaces . (tie-interface))))))
1983 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1984 (positioning-done . ,ly:tie-column::calc-positioning-done)
1987 (meta . ((class . Spanner)
1988 (interfaces . (tie-column-interface))))))
1992 (avoid-slur . inside)
1994 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1995 (break-align-symbol . time-signature)
1996 (break-visibility . ,all-visible)
1997 (extra-spacing-height . (-1.0 . 1.0))
2000 (first-note . (fixed-space . 2.0))
2001 (right-edge . (extra-space . 0.5))
2002 (staff-bar . (minimum-space . 2.0))))
2003 (stencil . ,ly:time-signature::print)
2005 (meta . ((class . Item)
2006 (interfaces . (break-aligned-interface
2008 time-signature-interface))))))
2010 (TrillPitchAccidental
2014 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
2017 (stencil . ,ly:accidental-interface::print)
2018 (X-offset . ,ly:side-position-interface::x-aligned-side)
2019 (Y-extent . ,ly:accidental-interface::height)
2020 (meta . ((class . Item)
2021 (interfaces . (accidental-interface
2023 side-position-interface
2024 trill-pitch-accidental-interface))))))
2029 (direction . ,RIGHT)
2033 (stencil . ,parenthesize-elements)
2034 (stencils . ,parentheses-item::calc-parenthesis-stencils)
2035 (X-offset . ,ly:side-position-interface::x-aligned-side)
2036 (meta . ((class . Item)
2037 (interfaces . (axis-group-interface
2040 parentheses-interface
2041 side-position-interface))))))
2047 (stencil . ,ly:note-head::print)
2048 (Y-offset . ,ly:staff-symbol-referencer::callback)
2049 (meta . ((class . Item)
2050 (interfaces . (font-interface
2052 pitched-trill-interface
2053 rhythmic-head-interface
2054 staff-symbol-referencer-interface))))))
2058 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2059 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
2061 (make-musicglyph-markup "scripts.trill")))
2063 (stencil-offset . (-0.5 . 0))
2065 (attach-dir . ,CENTER)
2066 ;; this isn't CENTER because the trill glyph's origin
2067 ;; is not centered in its extent; to have the trill
2068 ;; spanner aligned the same as a trill, we need a slight offset
2069 (anchor-alignment . 0.15)
2071 (left-broken . ((end-on-note . #t)))
2075 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2076 (outside-staff-priority . 50)
2078 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2080 (staff-padding . 1.0)
2081 (stencil . ,ly:line-spanner::print)
2083 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2084 (meta . ((class . Spanner)
2085 (interfaces . (font-interface
2087 line-spanner-interface
2088 side-position-interface
2089 trill-spanner-interface))))))
2093 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2094 (control-points . ,ly:tuplet-bracket::calc-control-points)
2095 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2096 (direction . ,ly:tuplet-bracket::calc-direction)
2097 (edge-height . (0.7 . 0.7))
2098 (full-length-to-extent . #t)
2100 (positions . ,ly:tuplet-bracket::calc-positions)
2101 (shorten-pair . (-0.2 . -0.2))
2102 (staff-padding . 0.25)
2103 (stencil . ,ly:tuplet-bracket::print)
2106 (meta . ((class . Spanner)
2107 (interfaces . (line-interface
2108 tuplet-bracket-interface))))))
2112 (avoid-slur . inside)
2113 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2114 (font-shape . italic)
2116 (stencil . ,ly:tuplet-number::print)
2117 (text . ,tuplet-number::calc-denominator-text)
2118 (meta . ((class . Spanner)
2119 (interfaces . (font-interface
2121 tuplet-number-interface))))))
2126 (direction . ,RIGHT)
2127 (extra-spacing-width . (+inf.0 . -inf.0))
2128 (font-shape . italic)
2129 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2130 (self-alignment-X . ,CENTER)
2131 (stencil . ,ly:text-interface::print)
2132 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2133 (meta . ((class . Item)
2134 (interfaces . (font-interface
2135 piano-pedal-script-interface
2136 self-alignment-interface
2137 text-interface))))))
2139 (UnaCordaPedalLineSpanner
2143 (minimum-space . 1.0)
2144 (outside-staff-priority . 1000)
2147 (staff-padding . 1.2)
2148 (X-extent . ,ly:axis-group-interface::width)
2149 (Y-extent . ,ly:axis-group-interface::height)
2150 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2151 (meta . ((class . Spanner)
2152 (interfaces . (axis-group-interface
2153 piano-pedal-interface
2154 side-position-interface))))))
2160 (stencil . ,ly:vaticana-ligature::print)
2162 (meta . ((class . Spanner)
2163 (interfaces . (font-interface
2164 vaticana-ligature-interface))))))
2169 (positioning-done . ,ly:align-interface::align-to-ideal-distances)
2171 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2172 (X-extent . ,ly:axis-group-interface::width)
2173 (Y-extent . ,ly:axis-group-interface::height)
2174 (meta . ((class . Spanner)
2175 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2176 (interfaces . (align-interface
2177 axis-group-interface))))))
2181 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2183 (default-next-staff-spacing . ((space . 9) (minimum-distance . 8)))
2184 (next-staff-spacing . ,ly:axis-group-interface::calc-next-staff-spacing)
2185 (stencil . ,ly:axis-group-interface::print)
2186 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2187 (X-extent . ,ly:axis-group-interface::width)
2188 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2189 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2190 (meta . ((class . Spanner)
2191 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2192 (interfaces . (axis-group-interface
2193 hara-kiri-group-spanner-interface
2194 vertically-spaceable-interface))))))
2198 (after-line-breaking . ,ly:spanner::kill-zero-spanned-time)
2199 (bound-details . ((right . ((attach-dir . ,CENTER)
2202 (left . ((attach-dir . ,CENTER)
2207 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2209 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2210 (stencil . ,ly:line-spanner::print)
2214 (meta . ((class . Spanner)
2215 (interfaces . (line-interface
2216 line-spanner-interface))))))
2221 (edge-height . (2.0 . 2.0)) ;; staff-space;
2222 (font-encoding . fetaNumber)
2224 (stencil . ,ly:volta-bracket-interface::print)
2225 (thickness . 1.6) ;; line-thickness
2227 (meta . ((class . Spanner)
2228 (interfaces . (font-interface
2229 horizontal-bracket-interface
2231 side-position-interface
2233 volta-bracket-interface))))))
2235 (VoltaBracketSpanner
2237 (after-line-breaking . ,ly:side-position-interface::move-to-extremal-staff)
2240 (no-alignment . ,#t)
2241 (outside-staff-priority . 600)
2244 (X-extent . ,ly:axis-group-interface::width)
2245 (Y-extent . ,ly:axis-group-interface::height)
2246 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2247 (meta . ((class . Spanner)
2248 (interfaces . (axis-group-interface
2249 side-position-interface))))))
2253 (define (completize-grob-entry x)
2254 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2256 ;; (display (car x))
2258 (let* ((name-sym (car x))
2259 (grob-entry (cdr x))
2260 (meta-entry (cdr (assoc 'meta grob-entry)))
2261 (class (cdr (assoc 'class meta-entry)))
2263 (cdr (assoc 'interfaces meta-entry))))
2267 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2268 ((eq? 'Spanner class)
2269 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2270 ((eq? 'Paper_column class)
2271 (set! ifaces-entry (cons 'item-interface
2272 (cons 'paper-column-interface ifaces-entry))))
2273 ((eq? 'System class)
2274 (set! ifaces-entry (cons 'system-interface
2275 (cons 'spanner-interface ifaces-entry))))
2277 (ly:warning "Unknown class ~a" class)))
2279 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2280 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2282 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2283 (set! meta-entry (assoc-set! meta-entry 'interfaces
2285 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2286 (cons name-sym grob-entry)))
2288 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2290 ;; (display (map pair? all-grob-descriptions))
2292 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2295 ;; (display (car x)) (newline)
2297 (set-object-property! (car x) 'translation-type? list?)
2298 (set-object-property! (car x) 'is-grob? #t))
2299 all-grob-descriptions)
2301 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2303 (define pure-print-callbacks
2305 fret-board::calc-stencil
2306 print-circled-text-callback
2309 ly:arpeggio::brew-chord-bracket
2311 ly:mensural-ligature::brew-ligature-primitive
2315 ly:text-interface::print
2316 ly:script-interface::print))
2318 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2319 (define (pure-stencil-height grob start stop)
2320 (let ((sten (ly:grob-property-data grob 'stencil)))
2323 (memq sten pure-print-callbacks))
2324 (ly:grob::stencil-height grob)
2327 (define pure-conversions-alist
2329 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2330 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2331 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2332 (,ly:hairpin::height . ,ly:hairpin::pure-height)
2333 (,ly:stem::height . ,ly:stem::pure-height)
2334 (,ly:rest::height . ,ly:rest::pure-height)
2335 (,ly:grob::stencil-height . ,pure-stencil-height)
2336 (,ly:self-alignment-interface::y-aligned-on-self . ,ly:self-alignment-interface::pure-y-aligned-on-self)
2337 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2338 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2339 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2340 (,ly:slur::height . ,ly:slur::pure-height)
2341 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2343 (define pure-functions
2345 parenthesize-elements
2346 ly:rest::y-offset-callback
2347 ly:staff-symbol-referencer::callback
2348 ly:staff-symbol::height))
2350 (define-public (pure-relevant? grob)
2351 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2354 (pair? extent-callback)
2355 (memq extent-callback pure-functions)
2357 (pair? (assq extent-callback pure-conversions-alist))
2360 (not (eq? extent-callback ly:grob::stencil-height))
2361 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2362 (ly:stencil? (ly:grob-property-data grob 'stencil))
2366 (define-public (call-pure-function unpure args start end)
2367 (if (ly:simple-closure? unpure)
2368 (ly:eval-simple-closure (car args) unpure start end)
2369 (if (not (procedure? unpure))
2371 (if (memq unpure pure-functions)
2373 (let ((pure (assq unpure pure-conversions-alist)))
2377 (list (car args) start end)