1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (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 (meta . ((class . Item)
28 (interfaces . (accidental-interface
34 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
35 (alteration . ,accidental-interface::calc-alteration)
36 (stencil . ,ly:accidental-interface::print)
37 (Y-extent . ,ly:accidental-interface::height)
38 (meta . ((class . Item)
39 (interfaces . (accidental-interface
45 (stencil . ,ly:accidental-interface::print)
46 (Y-extent . ,ly:accidental-interface::height)
47 (X-offset . ,(ly:make-simple-closure
49 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent))
50 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
51 (self-alignment-X . ,CENTER)
53 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
54 (alteration . ,accidental-interface::calc-alteration)
55 (Y-offset . ,ly:side-position-interface::y-aligned-side)
57 (staff-padding . 0.25)
58 (outside-staff-priority . 0)
61 (meta . ((class . Item)
62 (interfaces . (side-position-interface
65 accidental-suggestion-interface
66 self-alignment-interface
73 ;; for horizontally stacked scripts.
74 (script-priority . -100)
77 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
78 (X-extent . ,ly:axis-group-interface::width)
80 ;; this is quite small, but it is very ugly to have
81 ;; accs closer to the previous note than to the next one.
82 (right-padding . 0.15)
83 (meta . ((class . Item)
84 (interfaces . (accidental-placement-interface))))))
89 (X-extent . ,ly:axis-group-interface::width)
90 (Y-extent . ,ly:axis-group-interface::height)
92 (clef . (extra-space . 0.5))
93 (key-signature . (extra-space . 0.0))
94 (staff-bar . (extra-space . 0.0))
95 (time-signature . (extra-space . 0.0))
96 (first-note . (fixed-space . 0.0))))
98 (break-align-symbol . ambitus)
99 (break-visibility . ,begin-of-line-visible)
100 (meta . ((class . Item)
101 (interfaces . (axis-group-interface
102 break-aligned-interface
103 ambitus-interface))))))
107 (stencil . ,ly:ambitus::print)
110 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
111 (meta . ((class . Item)
112 (interfaces . (ambitus-interface
113 staff-symbol-referencer-interface
117 (font-family . music)
119 (X-offset . ,ly:side-position-interface::x-aligned-side)
121 (stencil . ,ly:accidental-interface::print)
122 (Y-extent . ,ly:accidental-interface::height)
123 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
125 (meta . ((class . Item)
128 break-aligned-interface
129 side-position-interface
135 (stencil . ,ly:note-head::print)
136 (glyph-name . ,note-head::calc-glyph-name)
137 (Y-offset . ,ly:staff-symbol-referencer::callback)
138 (meta . ((class . Item)
139 (interfaces . (font-interface
142 staff-symbol-referencer-interface
143 rhythmic-head-interface
144 ledgered-interface))))))
147 . ((X-extent . ,ly:arpeggio::width)
148 (stencil . ,ly:arpeggio::print)
149 (Y-offset . ,ly:staff-symbol-referencer::callback)
150 (X-offset . ,ly:side-position-interface::x-aligned-side)
153 (script-priority . 0)
155 (staff-position . 0.0)
156 (Y-extent . ,ly:arpeggio::height)
157 (meta . ((class . Item)
158 (interfaces . (arpeggio-interface
159 staff-symbol-referencer-interface
160 side-position-interface
164 . ((stencil . ,ly:balloon-interface::print)
165 (text . ,(grob::calc-property-by-copy 'text))
166 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
167 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
168 (meta . ((class . Item)
169 (interfaces . (text-interface
173 (break-align-symbol . staff-bar)
174 (break-align-anchor . ,ly:bar-line::calc-anchor)
178 (break-visibility . ,bar-line::calc-break-visibility)
180 (stencil . ,ly:bar-line::print)
181 (glyph-name . ,bar-line::calc-glyph-name)
182 (bar-size . ,ly:bar-line::calc-bar-size)
185 (time-signature . (extra-space . 0.75))
186 (custos . (minimum-space . 2.0))
187 (clef . (minimum-space . 1.0))
188 (key-signature . (extra-space . 1.0))
189 (key-cancellation . (extra-space . 1.0))
190 (first-note . (fixed-space . 1.3))
191 (next-note . (semi-fixed-space . 0.9))
192 (right-edge . (extra-space . 0.0))))
195 ;; Ross. page 151 lists other values, we opt for a leaner look
198 ;; kern should scale with line-thickness too.
201 (hair-thickness . 1.9)
202 (thick-thickness . 6.0)
203 (meta . ((class . Item)
204 (interfaces . (bar-line-interface
205 break-aligned-interface
210 (stencil . ,ly:text-interface::print)
212 (break-visibility . ,begin-of-line-visible)
215 (font-family . roman)
217 (Y-offset . ,ly:side-position-interface::y-aligned-side)
219 (X-offset . ,(ly:make-simple-closure
221 ,(ly:make-simple-closure
222 (list ly:break-alignable-interface::self-align-callback))
223 ,(ly:make-simple-closure
224 (list ly:self-alignment-interface::x-aligned-on-self)))))
226 (self-alignment-X . 1)
228 ;; want the bar number before the clef at line start.
229 (break-align-symbols . (left-edge staff-bar))
232 (interfaces . (side-position-interface
234 break-alignable-interface
235 self-alignment-interface
242 (stencil . ,ly:text-interface::print)
243 (meta . ((class . Item)
244 (interfaces . (text-interface
245 rhythmic-grob-interface
246 bass-figure-interface
252 (threshold . (2 . 1000))
253 (positioning-done . ,ly:align-interface::calc-positioning-done)
254 (Y-extent . ,ly:axis-group-interface::height)
257 (meta . ((class . Spanner)
258 (interfaces . (align-interface
259 bass-figure-alignment-interface
260 axis-group-interface))))))
262 (BassFigureAlignmentPositioning
263 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
266 (Y-extent . ,ly:axis-group-interface::height)
268 (staff-padding . 1.0)
270 (meta . ((class . Spanner)
271 (interfaces . (side-position-interface
277 (stencil . ,ly:enclosing-bracket::print)
278 (X-extent . ,ly:enclosing-bracket::width)
279 (edge-height . (0.2 . 0.2))
280 (meta . ((class . Item)
281 (interfaces . (enclosing-bracket-interface)) ))
283 (BassFigureContinuation
285 (stencil . ,ly:figured-bass-continuation::print)
286 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
287 (meta . ((class . Spanner)
288 (interfaces . (figured-bass-continuation-interface))
293 (Y-extent . ,ly:axis-group-interface::height)
294 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
295 (meta . ((class . Spanner)
296 (interfaces . (axis-group-interface
302 ;; todo: clean this up a bit: the list is getting
305 (positions . ,(ly:make-simple-closure
306 (ly:make-simple-closure
307 (list chain-grob-member-functions
309 ly:beam::calc-least-squares-positions
310 ly:beam::slope-damping
311 ly:beam::shift-region-to-valid
315 ;; this is a hack to set stem lengths, if positions is set.
316 (quantized-positions . ,ly:beam::set-stem-lengths)
317 (concaveness . ,ly:beam::calc-concaveness)
318 (direction . ,ly:beam::calc-direction)
319 (shorten . ,ly:beam::calc-stem-shorten)
320 (beaming . ,ly:beam::calc-beaming)
321 (stencil . ,ly:beam::print)
323 (cross-staff . ,ly:beam::calc-cross-staff)
325 (details . ((hint-direction-penalty . 20)))
326 ;; TODO: should be in SLT.
327 (thickness . 0.48) ; in staff-space
328 (neutral-direction . ,DOWN)
330 ;; Whe have some unreferenced problems here.
332 ;; If we shorten beamed stems less than normal stems (1 staff-space),
333 ;; or high order less than 8th beams, patterns like
334 ;; c''4 [c''8 c''] c''4 [c''16 c]
335 ;; are ugly (different stem lengths).
337 ;; But if we shorten 16th beams as much as 8th beams, a single
338 ;; forced 16th beam looks *very* short.
340 ;; We choose to shorten 8th beams the same as single stems,
341 ;; and high order beams less than 8th beams, so that all
342 ;; isolated shortened beams look nice and a bit shortened,
343 ;; sadly possibly breaking patterns with high order beams.
344 (beamed-stem-shorten . (1.0 0.5 0.25))
346 (auto-knee-gap . 5.5)
348 ;; only for debugging.
349 (font-family . roman)
350 (meta . ((class . Spanner)
351 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
352 (interfaces . (staff-symbol-referencer-interface
353 unbreakable-spanner-interface
358 (stencil . ,bend::print)
360 (meta . ((class . Spanner)
361 (interfaces . (spanner-interface
362 bend-after-interface))))))
368 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
369 (X-extent . ,ly:axis-group-interface::width)
370 (break-align-orders . ;; end of line
392 time-signature custos)
406 (meta . ((class . Item)
407 (interfaces . (break-alignment-interface
408 axis-group-interface))))))
413 (X-extent . ,ly:axis-group-interface::width)
414 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
415 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
416 (meta . ((class . Item)
417 (interfaces . (break-aligned-interface
418 axis-group-interface))))))
422 (break-align-symbol . breathing-sign)
425 (ambitus . (extra-space . 2.0))
426 (custos . (minimum-space . 1.0))
427 (key-signature . (minimum-space . 1.5))
428 (time-signature . (minimum-space . 1.5))
429 (staff-bar . (minimum-space . 1.5))
430 (clef . (minimum-space . 2.0))
431 (first-note . (fixed-space . 1.0)) ;huh?
432 (right-edge . (extra-space . 0.1))))
433 (stencil . ,ly:text-interface::print)
434 (text . ,(make-musicglyph-markup "scripts.rcomma"))
435 (Y-offset . ,ly:breathing-sign::offset-callback)
436 (break-visibility . ,begin-of-line-invisible)
437 (meta . ((class . Item)
438 (interfaces . (break-aligned-interface
439 breathing-sign-interface
445 (stencil . ,ly:clef::print)
446 (glyph-name . ,ly:clef::calc-glyph-name)
448 (avoid-slur . inside)
449 (font-family . music)
450 (break-align-symbol . clef)
451 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
452 (break-visibility . ,begin-of-line-visible)
453 (space-alist . ((ambitus . (extra-space . 2.0))
454 (staff-bar . (extra-space . 0.7))
455 (key-cancellation . (minimum-space . 3.5))
456 (key-signature . (minimum-space . 3.5))
457 (time-signature . (minimum-space . 4.2))
458 (first-note . (minimum-fixed-space . 5.0))
459 (next-note . (extra-space . 0.5))
460 (right-edge . (extra-space . 0.5))))
461 (Y-offset . ,ly:staff-symbol-referencer::callback)
462 (meta . ((class . Item)
463 (interfaces . (clef-interface
464 staff-symbol-referencer-interface
466 break-aligned-interface))))))
468 (ClusterSpannerBeacon
470 (Y-extent . ,ly:cluster-beacon::height)
471 (meta . ((class . Item)
472 (interfaces . (rhythmic-grob-interface
473 cluster-beacon-interface))))))
477 (springs-and-rods . ,ly:spanner::set-spacing-rods)
478 (stencil . ,ly:cluster::print)
479 (minimum-length . 0.0)
482 (meta . ((class . Spanner)
483 (interfaces . (cluster-interface))))))
487 (stencil . ,ly:text-interface::print)
488 (after-line-breaking . ,ly:chord-name::after-line-breaking)
492 (meta . ((class . Item)
493 (interfaces . (font-interface
494 rhythmic-grob-interface
501 (stencil . ,ly:text-interface::print)
502 (extra-spacing-width . (+inf.0 . -inf.0))
503 (Y-offset . ,ly:side-position-interface::y-aligned-side)
504 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
507 (staff-padding . 0.5)
508 (script-priority . 200)
509 ;; todo: add X self alignment?
513 (meta . ((class . Item)
514 (interfaces . (text-script-interface
516 side-position-interface
521 (break-align-symbol . custos)
523 (stencil . ,ly:custos::print)
524 (break-visibility . ,end-of-line-visible)
526 (neutral-direction . ,DOWN)
527 (Y-offset . ,ly:staff-symbol-referencer::callback)
529 (first-note . (minimum-fixed-space . 0.0))
530 (right-edge . (extra-space . 0.1))))
531 (meta . ((class . Item)
534 staff-symbol-referencer-interface
536 break-aligned-interface))))))
542 (positioning-done . ,ly:dot-column::calc-positioning-done)
543 (X-extent . ,ly:axis-group-interface::width)
544 (meta . ((class . Item)
545 (interfaces . (dot-column-interface
546 axis-group-interface))))))
550 (stencil . ,ly:dots::print)
551 (dot-count . ,dots::calc-dot-count)
552 (staff-position . ,dots::calc-staff-position)
553 (meta . ((class . Item)
554 (interfaces . (font-interface
555 staff-symbol-referencer-interface
560 (stencil . ,ly:percent-repeat-item-interface::double-percent)
563 (font-encoding . fetaMusic)
566 (break-align-symbol . staff-bar)
567 (break-visibility . ,begin-of-line-invisible)
568 (meta . ((class . Item)
569 (interfaces . (font-interface
570 break-aligned-interface
571 percent-repeat-item-interface))))))
573 (DoublePercentRepeatCounter
575 (stencil . ,ly:text-interface::print)
576 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
577 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
578 (Y-offset . ,ly:side-position-interface::y-aligned-side)
579 (font-encoding . fetaNumber)
580 (self-alignment-X . 0)
584 (staff-padding . 0.25)
586 (meta . ((class . Item)
587 (interfaces . (side-position-interface
588 self-alignment-interface
589 percent-repeat-item-interface
595 (Y-offset . ,ly:side-position-interface::y-aligned-side)
596 (staff-padding . 0.1)
599 (minimum-space . 1.2)
602 (outside-staff-priority . 250)
603 (Y-extent . ,ly:axis-group-interface::height)
604 (X-extent . ,ly:axis-group-interface::width)
605 (meta . ((class . Spanner)
606 (interfaces . (axis-group-interface
608 dynamic-line-spanner-interface
609 side-position-interface))))))
616 (stencil . ,ly:text-interface::print)
617 (direction . ,ly:script-interface::calc-direction)
618 (positioning-done . ,ly:script-interface::calc-positioning-done)
620 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
621 (self-alignment-X . 0)
622 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
623 (self-alignment-Y . 0)
625 (font-encoding . fetaDynamic)
626 (font-shape . italic)
627 (extra-spacing-width . (+inf.0 . -inf.0))
628 (outside-staff-priority . 250)
629 (meta . ((class . Item)
630 (interfaces . (font-interface
632 self-alignment-interface
634 script-interface))))))
638 ;; rather ugh with NCSB
639 ;; (font-series . bold)
640 (font-shape . italic)
641 (style . dashed-line)
643 ;; make sure the spanner doesn't get too close to notes
644 (minimum-Y-extent . (-1 . 1))
645 (bound-details . ((right . ((attach-dir . ,LEFT)
649 (right-broken . ((attach-dir . ,RIGHT)
653 (left . ((attach-dir . ,LEFT)
655 (stencil-offset . (0 . -0.5))
658 (left-broken . ((attach-dir . ,RIGHT)
661 (stencil . ,ly:line-spanner::print)
662 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
663 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
665 ;; need to blend with dynamic texts.
667 (dash-fraction . 0.2)
669 (meta . ((class . Spanner)
670 (interfaces . (font-interface
672 line-spanner-interface
675 dynamic-text-spanner-interface
676 spanner-interface))))))
682 ;; sync with TextScript (?)
685 (avoid-slur . around)
687 (staff-padding . 0.5)
688 (self-alignment-X . 0)
689 (self-alignment-Y . 0)
690 (script-priority . 100)
691 (stencil . ,ly:text-interface::print)
692 (direction . ,ly:script-interface::calc-direction)
693 (positioning-done . ,ly:script-interface::calc-positioning-done)
695 (text . ,fingering::calc-text)
696 (font-encoding . fetaNumber)
697 (font-size . -5) ; don't overlap when next to heads.
698 (meta . ((class . Item)
699 (interfaces . (finger-interface
701 text-script-interface
703 side-position-interface
704 self-alignment-interface
707 . ((stencil . ,fret-board::calc-stencil)
708 (finger-code . below-string)
709 (meta . ((class . Item)
710 (interfaces . (fret-diagram-interface
718 (zigzag-width . 0.75)
721 (bound-details . ((right . ((attach-dir . ,CENTER)
724 (left . ((attach-dir . ,CENTER)
728 (stencil . ,ly:line-spanner::print)
729 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
730 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
731 (meta . ((class . Spanner)
732 (interfaces . (line-interface
733 unbreakable-spanner-interface
734 line-spanner-interface))))))
738 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
739 (spacing-increment . 0.8)
740 (shortest-duration-space . 1.6)
741 (meta . ((class . Spanner)
742 (interfaces . (grace-spacing-interface
744 spacing-options-interface
745 spanner-interface))))))
750 (meta . ((class . Item)
751 (interfaces . (grid-point-interface))))))
755 (X-extent . ,ly:grid-line-interface::width)
756 (stencil . ,ly:grid-line-interface::print)
757 (self-alignment-X . ,CENTER)
758 (X-offset . ,(ly:make-simple-closure
759 `(,+ ,(ly:make-simple-closure
760 (list ly:self-alignment-interface::centered-on-x-parent))
761 ,(ly:make-simple-closure
762 (list ly:self-alignment-interface::x-aligned-on-self)))))
764 (meta . ((class . Item)
765 (interfaces . (self-alignment-interface
766 grid-line-interface))))))
770 (stencil . ,ly:hairpin::print)
771 (springs-and-rods . ,ly:spanner::set-spacing-rods)
772 (after-line-breaking . ,ly:hairpin::after-line-breaking)
773 (grow-direction . ,hairpin::calc-grow-direction)
777 (minimum-length . 2.0)
778 (bound-padding . 1.0)
779 (self-alignment-Y . 0)
780 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
781 (meta . ((class . Spanner)
782 (interfaces . (hairpin-interface
784 self-alignment-interface
786 spanner-interface))))))
791 (stencil . ,ly:horizontal-bracket::print)
792 (Y-offset . ,ly:side-position-interface::y-aligned-side)
793 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
796 (staff-padding . 0.2)
799 (bracket-flare . (0.5 . 0.5))
800 (meta . ((class . Spanner)
801 (interfaces . (horizontal-bracket-interface
802 side-position-interface
804 spanner-interface))))))
808 (stencil . ,ly:system-start-text::print)
809 (X-offset . ,ly:side-position-interface::x-aligned-side)
811 (self-alignment-Y . ,CENTER)
812 (meta . ((class . Spanner)
813 (interfaces . (system-start-text-interface
814 side-position-interface
820 (stencil . ,ly:text-interface::print)
821 (Y-offset . ,ly:side-position-interface::y-aligned-side)
822 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
825 (self-alignment-X . ,CENTER)
826 (meta . ((class . Item)
827 (interfaces . (system-start-text-interface
828 side-position-interface
833 (stencil . ,ly:key-signature-interface::print)
834 (glyph-name-alist . ,cancellation-glyph-name-alist)
836 (time-signature . (extra-space . 1.25))
837 (staff-bar . (extra-space . 0.6))
838 (key-signature . (extra-space . 0.5))
839 (right-edge . (extra-space . 0.5))
840 (first-note . (fixed-space . 2.5))))
841 (Y-offset . ,ly:staff-symbol-referencer::callback)
842 (break-align-symbol . key-cancellation)
843 (break-visibility . ,begin-of-line-invisible)
845 (meta . ((class . Item)
846 (interfaces . (key-cancellation-interface
847 key-signature-interface
849 break-aligned-interface))))))
852 (stencil . ,ly:key-signature-interface::print)
853 (avoid-slur . inside)
854 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
856 (time-signature . (extra-space . 1.15))
857 (staff-bar . (extra-space . 1.1))
858 (right-edge . (extra-space . 0.5))
859 (first-note . (fixed-space . 2.5))))
860 (Y-offset . ,ly:staff-symbol-referencer::callback)
861 (break-align-symbol . key-signature)
862 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
863 (break-visibility . ,begin-of-line-visible)
865 (meta . ((class . Item)
866 (interfaces . (key-signature-interface
868 break-aligned-interface))))))
873 (stencil . ,ly:tie::print)
874 (control-points . ,ly:semi-tie::calc-control-points)
875 (direction . ,ly:tie::calc-direction)
876 (details . ((ratio . 0.333)
877 (height-limit . 1.0)))
878 (head-direction . ,LEFT)
880 (meta . ((class . Item)
881 (interfaces . (semi-tie-interface))
885 (LaissezVibrerTieColumn
889 (head-direction . ,LEFT)
890 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
891 (meta . ((class . Item)
892 (interfaces . (semi-tie-column-interface))
898 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
899 (stencil . ,ly:ledger-line-spanner::print)
902 (minimum-length-fraction . 0.25)
903 (length-fraction . 0.25)
905 (meta . ((class . Spanner)
906 (interfaces . (ledger-line-spanner-interface))))))
910 (break-align-symbol . left-edge)
911 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
914 (break-visibility . ,center-invisible)
916 (custos . (extra-space . 0.0))
917 (ambitus . (extra-space . 2.0))
918 (time-signature . (extra-space . 1.0))
919 (staff-bar . (extra-space . 0.0))
920 (breathing-sign . (minimum-space . 0.0))
921 (clef . (extra-space . 0.8))
922 (first-note . (fixed-space . 2.0))
923 (right-edge . (extra-space . 0.0))
924 (key-signature . (extra-space . 0.0))
925 (key-cancellation . (extra-space . 0.0))
927 (meta . ((class . Item)
928 (interfaces . (break-aligned-interface))))))
932 ;; ugh. A ligature bracket is totally different from
937 (edge-height . (0.7 . 0.7))
938 (shorten-pair . (-0.2 . -0.2))
940 (positions . ,ly:tuplet-bracket::calc-positions)
941 (stencil . ,ly:tuplet-bracket::print)
942 (staff-padding . 0.25)
943 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
944 (control-points . ,ly:tuplet-bracket::calc-control-points)
945 (meta . ((class . Spanner)
946 (interfaces . (line-interface
947 tuplet-bracket-interface))))))
952 (stencil . ,ly:lyric-extender::print)
953 (thickness . 0.8) ; line-thickness
954 (minimum-length . 1.5)
956 (meta . ((class . Spanner)
957 (interfaces . (lyric-interface
958 lyric-extender-interface))))))
966 (minimum-length . 0.3)
967 (minimum-distance . 0.1)
969 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
970 (stencil . ,ly:lyric-hyphen::print)
972 (meta . ((class . Spanner)
973 (interfaces . (lyric-interface
975 lyric-hyphen-interface
976 spanner-interface))))))
979 . ((minimum-distance . 0.45)
980 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
984 (meta . ((class . Spanner)
985 (interfaces . (spanner-interface
986 lyric-hyphen-interface ))
992 (stencil . ,lyric-text::print)
993 (text . ,(grob::calc-property-by-copy 'text))
994 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
995 (self-alignment-X . 0)
997 (font-series . bold-narrow)
999 (meta . ((class . Item)
1000 (interfaces . (rhythmic-grob-interface
1001 lyric-syllable-interface
1002 self-alignment-interface
1004 font-interface))))))
1009 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1011 (stencil . ,ly:measure-grouping::print)
1017 (meta . ((class . Spanner)
1018 (interfaces . (side-position-interface
1019 measure-grouping-interface))))))
1023 (neutral-direction . ,DOWN)
1024 (meta . ((class . Item)
1025 (interfaces . (melody-spanner-interface ))))))
1030 (stencil . ,ly:mensural-ligature::print)
1031 (meta . ((class . Spanner)
1032 (interfaces . (mensural-ligature-interface
1033 font-interface))))))
1037 (stencil . ,ly:text-interface::print)
1038 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1042 (outside-staff-priority . 1000)
1043 (meta . ((class . Item)
1044 (interfaces . (text-interface
1045 side-position-interface
1047 metronome-mark-interface))))))
1052 (stencil . ,ly:multi-measure-rest::print)
1053 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1054 (Y-offset . ,ly:staff-symbol-referencer::callback)
1055 (staff-position . 0)
1057 (thick-thickness . 6.6)
1058 (hair-thickness . 2.0)
1060 (meta . ((class . Spanner)
1061 (interfaces . (multi-measure-rest-interface
1062 multi-measure-interface
1065 staff-symbol-referencer-interface))))))
1068 (MultiMeasureRestNumber
1070 (bound-padding . 2.0)
1071 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1072 (stencil . ,ly:text-interface::print)
1073 (X-offset . ,(ly:make-simple-closure
1074 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1075 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1076 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1078 (self-alignment-X . 0)
1081 (staff-padding . 0.4)
1082 (font-encoding . fetaNumber)
1083 (meta . ((class . Spanner)
1084 (interfaces . (side-position-interface
1085 multi-measure-interface
1086 self-alignment-interface
1091 (MultiMeasureRestText
1093 (stencil . ,ly:text-interface::print)
1094 (X-offset . ,(ly:make-simple-closure
1095 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1096 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1098 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1099 (self-alignment-X . 0)
1102 (staff-padding . 0.25)
1103 (meta . ((class . Spanner)
1104 (interfaces . (side-position-interface
1105 multi-measure-interface
1106 self-alignment-interface
1108 text-interface))))))
1110 (NonMusicalPaperColumn
1112 (allow-loose-spacing . #t)
1114 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1115 (X-extent . ,ly:axis-group-interface::width)
1116 ;; (stencil . ,ly:paper-column::print)
1119 (line-break-permission . allow)
1120 (page-break-permission . allow)
1122 ;; debugging stuff: print column number.
1123 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1125 (meta . ((class . Paper_column)
1126 (interfaces . (paper-column-interface
1127 axis-group-interface
1128 spaceable-grob-interface))))))
1133 (X-extent . ,ly:axis-group-interface::width)
1134 (Y-extent . ,ly:axis-group-interface::height)
1135 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1136 (meta . ((class . Item)
1137 (interfaces . (note-collision-interface
1138 axis-group-interface))))))
1143 (X-extent . ,ly:axis-group-interface::width)
1144 (Y-extent . ,ly:axis-group-interface::height)
1145 (meta . ((class . Item)
1146 (interfaces . (axis-group-interface
1147 note-column-interface))))))
1151 (stencil . ,ly:note-head::print)
1152 (duration-log . ,note-head::calc-duration-log)
1153 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1154 (glyph-name . ,note-head::calc-glyph-name)
1155 (Y-offset . ,ly:staff-symbol-referencer::callback)
1156 (X-offset . ,ly:note-head::stem-x-shift)
1157 (meta . ((class . Item)
1158 (interfaces . (rhythmic-grob-interface
1159 rhythmic-head-interface
1163 staff-symbol-referencer-interface))))))
1167 (stem-spacing-correction . 0.5)
1168 (same-direction-correction . 0.25)
1169 ;; Changed this from 0.75.
1170 ;; If you ever change this back, please document! --hwn
1171 (knee-spacing-correction . 1.0)
1172 (meta . ((class . Item)
1174 note-spacing-interface))))))
1178 (stencil . ,ly:text-interface::print)
1179 (meta . ((class . Item)
1180 (interfaces . (note-name-interface
1182 font-interface))))))
1186 (self-alignment-X . 0)
1187 (break-visibility . ,begin-of-line-visible)
1188 (X-offset . ,(ly:make-simple-closure
1189 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1190 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1192 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1193 (stencil . ,ly:text-interface::print)
1194 (font-shape . italic)
1195 (staff-padding . 0.2)
1197 (meta . ((class . Item)
1198 (interfaces . (text-interface
1199 self-alignment-interface
1200 side-position-interface
1201 font-interface))))))
1205 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1206 (stencil . ,ly:ottava-bracket::print)
1207 (font-shape . italic)
1208 (shorten-pair . (0.0 . -0.6))
1209 (staff-padding . 1.0)
1211 (minimum-length . 1.0)
1212 (dash-fraction . 0.3)
1213 (edge-height . (0 . 1.2))
1215 (outside-staff-priority . 400)
1216 (meta . ((class . Spanner)
1217 (interfaces . (ottava-bracket-interface
1218 horizontal-bracket-interface
1220 side-position-interface
1222 text-interface))))))
1227 (allow-loose-spacing . #t)
1228 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1229 ;; (stencil . ,ly:paper-column::print)
1230 (X-extent . ,ly:axis-group-interface::width)
1233 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1234 (meta . ((class . Paper_column)
1235 (interfaces . (paper-column-interface
1236 axis-group-interface
1237 spaceable-grob-interface))))))
1240 . ((stencil . ,parentheses-item::print)
1241 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1244 (meta . ((class . Item)
1245 (interfaces . (parentheses-interface font-interface))))
1248 (HarmonicParenthesesItem
1249 . ((stencil . ,parentheses-item::print)
1251 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1252 (meta . ((class . Item)
1253 (interfaces . (parentheses-interface font-interface))))
1257 . ((details . ,default-slur-details)
1258 (control-points . ,ly:slur::calc-control-points)
1259 (direction . ,ly:slur::calc-direction)
1260 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1261 (Y-extent . ,ly:slur::height)
1262 (stencil . ,ly:slur::print)
1264 (minimum-length . 1.5)
1265 (height-limit . 2.0)
1267 (cross-staff . ,ly:slur::calc-cross-staff)
1268 (meta . ((class . Spanner)
1269 (interfaces . (slur-interface))))))
1275 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1276 (stencil . ,ly:multi-measure-rest::percent)
1279 (font-encoding . fetaMusic)
1280 (meta . ((class . Spanner)
1281 (interfaces . (multi-measure-rest-interface
1283 percent-repeat-item-interface))))))
1284 (PercentRepeatCounter
1286 (stencil . ,ly:text-interface::print)
1287 (X-offset . ,(ly:make-simple-closure
1288 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1289 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1290 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1291 (self-alignment-X . 0)
1294 (staff-padding . 0.25)
1296 (font-encoding . fetaNumber)
1297 (meta . ((class . Spanner)
1298 (interfaces . (side-position-interface
1299 self-alignment-interface
1300 percent-repeat-item-interface
1302 text-interface))))))
1304 ;; an example of a text spanner
1307 (stencil . ,ly:piano-pedal-bracket::print)
1309 (bound-padding . 1.0)
1311 (bracket-flare . (0.5 . 0.5))
1312 (edge-height . (1.0 . 1.0))
1313 (shorten-pair . (0.0 . 0.0))
1315 (meta . ((class . Spanner)
1316 (interfaces . (line-interface
1317 piano-pedal-interface
1318 piano-pedal-bracket-interface))))))
1322 (stencil . ,ly:text-interface::print)
1323 (X-offset . ,(ly:make-simple-closure
1325 ,(ly:make-simple-closure
1326 (list ly:break-alignable-interface::self-align-callback))
1327 ,(ly:make-simple-closure
1328 (list ly:self-alignment-interface::x-aligned-on-self)))))
1330 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1331 (self-alignment-X . 0)
1336 (break-visibility . ,end-of-line-invisible)
1337 (break-align-symbols . (staff-bar clef))
1339 (outside-staff-priority . 1500)
1340 (meta . ((class . Item)
1341 (interfaces . (text-interface
1342 side-position-interface
1343 break-alignable-interface
1346 self-alignment-interface))))))
1350 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1353 (meta . ((class . Item)
1354 (interfaces . (rhythmic-grob-interface
1355 percent-repeat-item-interface))))))
1359 (stencil . ,ly:tie::print)
1360 (control-points . ,ly:semi-tie::calc-control-points)
1361 (direction . ,ly:tie::calc-direction)
1362 (details . ((ratio . 0.333)
1363 (height-limit . 1.0)))
1365 (head-direction . ,RIGHT)
1366 (meta . ((class . Item)
1367 (interfaces . (semi-tie-interface))
1375 (direction . ,ly:tie::calc-direction)
1376 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1378 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1379 (meta . ((class . Item)
1380 (interfaces . (semi-tie-column-interface))
1386 (stencil . ,ly:rest::print)
1387 (duration-log . ,stem::calc-duration-log)
1388 (X-extent . ,ly:rest::width)
1389 (Y-extent . ,ly:rest::height)
1390 (Y-offset . ,ly:rest::y-offset-callback)
1391 (minimum-distance . 0.25)
1392 (meta . ((class . Item)
1393 (interfaces . (font-interface
1394 rhythmic-head-interface
1395 rhythmic-grob-interface
1396 staff-symbol-referencer-interface
1397 rest-interface))))))
1401 (minimum-distance . 0.75)
1402 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1403 (meta . ((class . Item)
1404 (interfaces . (rest-collision-interface))))))
1408 ;; don't set direction here: it breaks staccato.
1410 ;; padding set in script definitions.
1411 (staff-padding . 0.25)
1412 (X-offset . ,script-interface::calc-x-offset)
1413 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1416 (stencil . ,ly:script-interface::print)
1417 (direction . ,ly:script-interface::calc-direction)
1418 (positioning-done . ,ly:script-interface::calc-positioning-done)
1419 (font-encoding . fetaMusic)
1420 (cross-staff . ,ly:script-interface::calc-cross-staff)
1421 (meta . ((class . Item)
1422 (interfaces . (script-interface
1423 side-position-interface
1424 font-interface))))))
1428 (before-line-breaking . ,ly:script-column::before-line-breaking)
1429 (meta . ((class . Item)
1430 (interfaces . (script-column-interface))))))
1433 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1434 (meta . ((class . Item)
1435 (interfaces . (script-column-interface))))))
1439 (avoid-slur . inside)
1440 (X-extent . ,ly:axis-group-interface::width)
1441 (Y-extent . ,ly:axis-group-interface::height)
1442 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1443 (stencil . ,ly:separation-item::print)
1444 (meta . ((class . Item)
1446 separation-item-interface))))))
1448 (SeparatingGroupSpanner
1450 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1451 (meta . ((class . Spanner)
1452 (interfaces . (only-prebreak-interface
1454 separating-group-spanner-interface))))))
1457 . ((details . ,default-slur-details)
1458 (control-points . ,ly:slur::calc-control-points)
1459 (direction . ,ly:slur::calc-direction)
1460 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1461 (Y-extent . ,ly:slur::height)
1462 (stencil . ,ly:slur::print)
1464 (line-thickness . 0.8)
1465 (minimum-length . 1.5)
1466 (height-limit . 2.0)
1468 (avoid-slur . inside)
1469 (cross-staff . ,ly:slur::calc-cross-staff)
1470 (meta . ((class . Spanner)
1471 (interfaces . (slur-interface))))))
1475 (stencil . ,ly:text-interface::print)
1476 (direction . ,RIGHT)
1477 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1478 (extra-spacing-width . (+inf.0 . -inf.0))
1479 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1480 (font-shape . italic)
1481 (self-alignment-X . 0)
1482 (meta . ((class . Item)
1483 (interfaces . (text-interface
1484 self-alignment-interface
1485 piano-pedal-script-interface
1486 font-interface))))))
1488 (SostenutoPedalLineSpanner
1491 (Y-extent . ,ly:axis-group-interface::height)
1492 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1494 (staff-padding . 1.0)
1496 (minimum-space . 1.0)
1498 (meta . ((class . Spanner)
1499 (interfaces . (piano-pedal-interface
1500 axis-group-interface
1501 side-position-interface))))))
1504 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1505 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1506 (average-spacing-wishes . #t)
1507 (shortest-duration-space . 2.0)
1508 (spacing-increment . 1.2)
1510 (base-shortest-duration . ,(ly:make-moment 3 16))
1511 (meta . ((class . Spanner)
1513 spacing-options-interface
1514 spacing-spanner-interface))))))
1518 (break-align-symbol . staff-bar)
1522 (stencil . ,ly:span-bar::print)
1523 (bar-size . ,ly:span-bar::calc-bar-size)
1524 (X-extent . ,ly:span-bar::width)
1525 (glyph-name . ,ly:span-bar::calc-glyph-name)
1526 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1531 ;; Ross. page 151 lists other values, we opt for a leaner look
1535 (hair-thickness . 1.6)
1536 (thick-thickness . 6.0)
1537 (meta . ((class . Item)
1538 (interfaces . (span-bar-interface
1540 bar-line-interface))))))
1544 (stencil . ,ly:text-interface::print)
1545 (font-series . bold)
1547 (X-offset . ,ly:side-position-interface::x-aligned-side)
1550 (meta . ((class . Item)
1551 (interfaces . (side-position-interface
1552 stanza-number-interface
1554 font-interface))))))
1560 (stem-spacing-correction . 0.4)
1561 (meta . ((class . Item)
1562 (interfaces . (staff-spacing-interface))))))
1567 (Y-extent . ,ly:staff-symbol::height)
1568 (stencil . ,ly:staff-symbol::print)
1570 (ledger-line-thickness . (1.0 . 0.1))
1572 (meta . ((class . Spanner)
1573 (interfaces . (staff-symbol-interface))))))
1577 (direction . ,ly:stem::calc-direction)
1578 (duration-log . ,stem::calc-duration-log)
1579 (default-direction . ,ly:stem::calc-default-direction)
1580 (stem-end-position . ,ly:stem::calc-stem-end-position)
1582 (neutral-direction . ,DOWN)
1583 (stem-info . ,ly:stem::calc-stem-info)
1584 (positioning-done . ,ly:stem::calc-positioning-done)
1585 (stencil . ,ly:stem::print)
1586 (X-extent . ,ly:stem::width)
1587 (Y-extent . ,ly:stem::height)
1588 (length . ,ly:stem::calc-length)
1590 (cross-staff . ,ly:stem::calc-cross-staff)
1593 ;; 3.5 (or 3 measured from note head) is standard length
1594 ;; 32nd, 64th flagged stems should be longer
1595 (lengths . (3.5 3.5 3.5 4.5 5.0))
1597 ;; FIXME. 3.5 yields too long beams (according to Ross and
1598 ;; looking at Baerenreiter examples) for a number of common
1599 ;; boundary cases. Subtracting half a beam thickness fixes
1600 ;; this, but the bug may well be somewhere else.
1602 ;; FIXME this should come from 'lengths
1603 (beamed-lengths . (3.26 3.5 3.6))
1605 ;; The 'normal' minima
1606 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1607 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1609 ;; The 'extreme case' minima
1610 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1612 ;; Stems in unnatural (forced) direction should be shortened by
1613 ;; one staff space, according to [Roush & Gourlay].
1614 ;; Flagged stems we shorten only half a staff space.
1615 (stem-shorten . (1.0 0.5))
1619 ;; We use the normal minima as minimum for the ideal lengths,
1620 ;; and the extreme minima as abolute minimum length.
1622 (X-offset . ,ly:stem::offset-callback)
1623 (Y-offset . ,ly:staff-symbol-referencer::callback)
1624 (meta . ((class . Item)
1625 (interfaces . (stem-interface
1626 font-interface))))))
1630 (Y-extent . ,ly:stem-tremolo::height)
1631 (X-extent . ,ly:stem-tremolo::width)
1632 (stencil . ,ly:stem-tremolo::print)
1633 (slope . ,ly:stem-tremolo::calc-slope)
1634 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1635 (style . ,ly:stem-tremolo::calc-style)
1636 (beam-thickness . 0.48) ; staff-space
1637 (meta . ((class . Item)
1638 (interfaces . (stem-tremolo-interface))))))
1642 (stencil . ,print-circled-text-callback)
1643 (text . ,string-number::calc-text)
1645 (staff-padding . 0.5)
1646 (self-alignment-X . 0)
1647 (self-alignment-Y . 0)
1648 (script-priority . 100)
1649 (font-encoding . fetaNumber)
1650 (font-size . -5) ; don't overlap when next to heads.
1651 (meta . ((class . Item)
1652 (interfaces . (string-number-interface
1654 text-script-interface
1656 side-position-interface
1657 self-alignment-interface
1662 (stencil . ,ly:text-interface::print)
1663 (text . ,stroke-finger::calc-text)
1664 (digit-names . #("p" "i" "m" "a" "x"))
1666 (staff-padding . 0.5)
1667 (self-alignment-X . 0)
1668 (self-alignment-Y . 0)
1669 (script-priority . 100)
1670 (font-shape . italic)
1671 (font-size . -4) ; don't overlap when next to heads.
1672 (meta . ((class . Item)
1673 (interfaces . (stroke-finger-interface
1675 text-script-interface
1677 side-position-interface
1678 self-alignment-interface
1684 (extra-spacing-width . (+inf.0 . -inf.0))
1685 (stencil . ,ly:sustain-pedal::print)
1686 (self-alignment-X . 0)
1687 (direction . ,RIGHT)
1688 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1689 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1690 (meta . ((class . Item)
1691 (interfaces . (piano-pedal-interface
1693 self-alignment-interface
1694 piano-pedal-script-interface
1695 font-interface))))))
1697 (SustainPedalLineSpanner
1700 (Y-extent . ,ly:axis-group-interface::height)
1701 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1704 (staff-padding . 1.2)
1705 (minimum-space . 1.0)
1707 (meta . ((class . Spanner)
1708 (interfaces . (piano-pedal-interface
1709 axis-group-interface
1710 side-position-interface))))))
1715 (X-extent . ,ly:axis-group-interface::width)
1716 (Y-extent . ,ly:axis-group-interface::height)
1717 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1718 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1719 (skyline-horizontal-padding . 1.0)
1720 (meta . ((class . System)
1721 (interfaces . (system-interface
1722 axis-group-interface))))))
1728 (stencil . ,ly:system-start-delimiter::print)
1729 (collapse-height . 5.0)
1730 (X-offset . ,ly:side-position-interface::x-aligned-side)
1732 (font-encoding . fetaBraces)
1734 (meta . ((class . Spanner)
1735 (interfaces . (system-start-delimiter-interface
1736 side-position-interface
1737 font-interface))))))
1743 (X-offset . ,ly:side-position-interface::x-aligned-side)
1745 (stencil . ,ly:system-start-delimiter::print)
1746 (style . line-bracket)
1748 (meta . ((class . Spanner)
1749 (interfaces . (font-interface
1750 side-position-interface
1751 system-start-delimiter-interface))))))
1756 (X-offset . ,ly:side-position-interface::x-aligned-side)
1758 (stencil . ,ly:system-start-delimiter::print)
1760 (collapse-height . 5.0)
1762 (meta . ((class . Spanner)
1763 (interfaces . (font-interface
1764 side-position-interface
1765 system-start-delimiter-interface))))))
1772 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1773 (X-offset . ,ly:side-position-interface::x-aligned-side)
1777 (stencil . ,ly:system-start-delimiter::print)
1778 (meta . ((class . Spanner)
1779 (interfaces . (side-position-interface
1780 system-start-delimiter-interface))))))
1784 (stencil . ,ly:text-interface::print)
1785 (Y-offset . ,ly:staff-symbol-referencer::callback)
1786 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1789 (stem-attachment . (0.0 . 1.35))
1790 (font-series . bold)
1791 (meta . ((class . Item)
1793 . (rhythmic-head-interface
1794 font-interface rhythmic-grob-interface
1796 staff-symbol-referencer-interface
1797 text-interface))))))
1801 (extra-spacing-width . (+inf.0 . -inf.0))
1802 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1803 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1807 ;; sync with Fingering ?
1809 (staff-padding . 0.5)
1811 (stencil . ,ly:text-interface::print)
1812 (direction . ,ly:script-interface::calc-direction)
1813 (positioning-done . ,ly:script-interface::calc-positioning-done)
1815 (outside-staff-priority . 450)
1816 (avoid-slur . around)
1817 (slur-padding . 0.5)
1818 (script-priority . 200)
1819 ;; todo: add X self alignment?
1820 (meta . ((class . Item)
1821 (interfaces . (text-script-interface
1823 side-position-interface
1824 font-interface))))))
1828 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1829 (font-shape . italic)
1830 (style . dashed-line)
1831 (staff-padding . 0.8)
1832 (dash-fraction . 0.2)
1836 (outside-staff-priority . 350)
1838 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1839 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1840 (bound-details . ((left . ((Y . 0)
1842 (attach-dir . ,LEFT)
1848 (stencil . ,ly:line-spanner::print)
1850 (meta . ((class . Spanner)
1851 (interfaces . (line-spanner-interface
1852 side-position-interface
1853 font-interface))))))
1857 (control-points . ,ly:tie::calc-control-points)
1858 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1859 (avoid-slur . inside)
1860 (direction . ,ly:tie::calc-direction)
1861 (stencil . ,ly:tie::print)
1864 ;; for a full list, see tie-details.cc
1866 (center-staff-line-clearance . 0.6)
1867 (tip-staff-line-clearance . 0.45)
1868 (note-head-gap . 0.2)
1870 (height-limit . 1.0)
1871 (horizontal-distance-penalty-factor . 10)
1872 (same-dir-as-stem-penalty . 8)
1873 (min-length-penalty-factor . 26)
1874 (tie-tie-collision-distance . 0.45)
1875 (tie-tie-collision-penalty . 25.0)
1876 (intra-space-threshold . 1.25)
1877 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1878 (outer-tie-length-symmetry-penalty-factor . 10)
1879 (vertical-distance-penalty-factor . 7)
1880 (outer-tie-vertical-gap . 0.25)
1881 (multi-tie-region-size . 1)
1882 (single-tie-region-size . 4)
1883 (between-length-limit . 1.0)))
1886 (line-thickness . 0.8)
1887 (meta . ((class . Spanner)
1888 (interfaces . (tie-interface))))
1893 (positioning-done . ,ly:tie-column::calc-positioning-done)
1894 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1897 (meta . ((class . Spanner)
1898 (interfaces . (tie-column-interface))))))
1902 (stencil . ,ly:time-signature::print)
1903 (break-align-symbol . time-signature)
1904 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1905 (break-visibility . ,all-visible)
1906 (avoid-slur . inside)
1908 (first-note . (fixed-space . 2.0))
1909 (right-edge . (extra-space . 0.5))
1910 (staff-bar . (minimum-space . 2.0))))
1913 (meta . ((class . Item)
1914 (interfaces . (time-signature-interface
1915 break-aligned-interface
1916 font-interface))))))
1920 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1921 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1923 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1925 (make-musicglyph-markup "scripts.trill")))
1928 (attach-dir . ,LEFT)
1933 (stencil . ,ly:line-spanner::print)
1936 (staff-padding . 1.0)
1939 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1941 (outside-staff-priority . 50)
1942 (meta . ((class . Spanner)
1943 (interfaces . (line-spanner-interface
1945 trill-spanner-interface
1946 side-position-interface
1947 font-interface))))))
1949 (TrillPitchAccidental
1950 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1955 (stencil . ,ly:accidental-interface::print)
1956 (Y-extent . ,ly:accidental-interface::height)
1957 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1958 (meta . ((class . Item)
1959 (interfaces . (trill-pitch-accidental-interface
1960 accidental-interface
1961 side-position-interface
1962 font-interface))))))
1965 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1968 (stencil . ,parenthesize-elements)
1969 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1970 (direction . ,RIGHT)
1973 (meta . ((class . Item)
1974 (interfaces . (side-position-interface
1975 parentheses-interface
1977 rhythmic-head-interface
1979 axis-group-interface))))))
1983 (stencil . ,ly:note-head::print)
1985 (Y-offset . ,ly:staff-symbol-referencer::callback)
1987 (meta . ((class . Item)
1988 (interfaces . (rhythmic-head-interface
1990 pitched-trill-interface
1992 staff-symbol-referencer-interface))))))
1998 (edge-height . (0.7 . 0.7))
1999 (shorten-pair . (-0.2 . -0.2))
2000 (staff-padding . 0.25)
2001 (direction . ,ly:tuplet-bracket::calc-direction)
2002 (positions . ,ly:tuplet-bracket::calc-positions)
2003 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2004 (control-points . ,ly:tuplet-bracket::calc-control-points)
2005 (stencil . ,ly:tuplet-bracket::print)
2006 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2008 (meta . ((class . Spanner)
2009 (interfaces . (line-interface
2010 tuplet-bracket-interface))))))
2014 (stencil . ,ly:tuplet-number::print)
2015 (text . ,tuplet-number::calc-denominator-text)
2016 (font-shape . italic)
2018 (avoid-slur . inside)
2019 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2020 (meta . ((class . Spanner)
2021 (interfaces . (text-interface tuplet-number-interface
2022 font-interface))))))
2026 (stencil . ,ly:text-interface::print)
2027 (font-shape . italic)
2028 (extra-spacing-width . (+inf.0 . -inf.0))
2029 (self-alignment-X . 0)
2030 (direction . ,RIGHT)
2031 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2032 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2033 (meta . ((class . Item)
2034 (interfaces . (text-interface
2035 piano-pedal-script-interface
2036 self-alignment-interface
2037 font-interface))))))
2039 (UnaCordaPedalLineSpanner
2042 (Y-extent . ,ly:axis-group-interface::height)
2043 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2046 (staff-padding . 1.2)
2047 (minimum-space . 1.0)
2049 (meta . ((class . Spanner)
2050 (interfaces . (piano-pedal-interface
2051 axis-group-interface
2052 side-position-interface))))))
2058 (stencil . ,ly:vaticana-ligature::print)
2059 (meta . ((class . Spanner)
2060 (interfaces . (vaticana-ligature-interface
2061 font-interface))))))
2066 (positioning-done . ,ly:align-interface::calc-positioning-done)
2067 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2068 (Y-extent . ,ly:axis-group-interface::height)
2069 (X-extent . ,ly:axis-group-interface::width)
2072 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2073 (max-stretch . ,ly:align-interface::calc-max-stretch)
2074 (meta . ((class . Spanner)
2075 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2076 (interfaces . (align-interface
2077 axis-group-interface))))))
2081 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2082 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2083 (X-extent . ,ly:axis-group-interface::width)
2084 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2085 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2086 (stencil . ,ly:axis-group-interface::print)
2087 (meta . ((class . Spanner)
2088 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2089 (interfaces . (axis-group-interface
2090 hara-kiri-group-spanner-interface
2091 vertically-spaceable-interface))))))
2096 (stencil . ,ly:volta-bracket-interface::print)
2099 (font-encoding . fetaNumber)
2100 (minimum-Y-extent . (0 . 2))
2101 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2103 (thickness . 1.6) ;; line-thickness
2104 (edge-height . (2.0 . 2.0)) ;; staff-space;
2107 (outside-staff-priority . 100)
2108 (meta . ((class . Spanner)
2109 (interfaces . (volta-bracket-interface
2110 horizontal-bracket-interface
2113 side-position-interface
2125 (bound-details . ((right . ((attach-dir . ,CENTER)
2128 (left . ((attach-dir . ,CENTER)
2132 (stencil . ,ly:line-spanner::print)
2133 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2134 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2135 (meta . ((class . Spanner)
2136 (interfaces . (line-spanner-interface
2142 (define (completize-grob-entry x)
2143 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2145 ;; (display (car x))
2147 (let* ((name-sym (car x))
2148 (grob-entry (cdr x))
2149 (meta-entry (cdr (assoc 'meta grob-entry)))
2150 (class (cdr (assoc 'class meta-entry)))
2152 (cdr (assoc 'interfaces meta-entry))))
2156 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2157 ((eq? 'Spanner class)
2158 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2159 ((eq? 'Paper_column class)
2160 (set! ifaces-entry (cons 'item-interface
2161 (cons 'paper-column-interface ifaces-entry))))
2162 ((eq? 'System class)
2163 (set! ifaces-entry (cons 'system-interface
2164 (cons 'spanner-interface ifaces-entry))))
2166 (ly:warning "Unknown class ~a" class)))
2168 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2169 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2171 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2172 (set! meta-entry (assoc-set! meta-entry 'interfaces
2174 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2175 (cons name-sym grob-entry)))
2177 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2179 ;; (display (map pair? all-grob-descriptions))
2181 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2184 ;; (display (car x)) (newline)
2186 (set-object-property! (car x) 'translation-type? list?)
2187 (set-object-property! (car x) 'is-grob? #t))
2188 all-grob-descriptions)
2190 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2192 (define pure-print-callbacks
2194 print-circled-text-callback
2197 ly:arpeggio::brew-chord-bracket
2202 ly:text-interface::print
2203 ly:script-interface::print))
2205 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2206 (define (pure-stencil-height grob start stop)
2207 (let ((sten (ly:grob-property-data grob 'stencil)))
2210 (memq sten pure-print-callbacks))
2211 (ly:grob::stencil-height grob)
2214 (define pure-conversions-alist
2216 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2217 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2218 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2219 (,ly:stem::height . ,ly:stem::pure-height)
2220 (,ly:rest::height . ,ly:rest::pure-height)
2221 (,ly:grob::stencil-height . ,pure-stencil-height)
2222 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2223 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2224 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2225 (,ly:slur::height . ,ly:slur::pure-height)
2226 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2228 (define pure-functions
2230 ly:staff-symbol-referencer::callback
2231 ly:staff-symbol::height))
2233 (define-public (pure-relevant? grob)
2234 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2237 (pair? extent-callback)
2238 (memq extent-callback pure-functions)
2240 (pair? (assq extent-callback pure-conversions-alist))
2243 (not (eq? extent-callback ly:grob::stencil-height))
2244 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2245 (ly:stencil? (ly:grob-property-data grob 'stencil))
2249 (define-public (call-pure-function unpure args start end)
2250 (if (ly:simple-closure? unpure)
2251 (ly:eval-simple-closure (car args) unpure start end)
2252 (if (not (procedure? unpure))
2254 (if (memq unpure pure-functions)
2256 (let ((pure (assq unpure pure-conversions-alist)))
2260 (list (car args) start end)