1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
24 (alteration . ,accidental-interface::calc-alteration)
25 (stencil . ,ly:accidental-interface::print)
26 (Y-extent . ,ly:accidental-interface::height)
27 (X-extent . ,ly:accidental-interface::width)
28 (meta . ((class . Item)
29 (interfaces . (accidental-interface
35 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
36 (alteration . ,accidental-interface::calc-alteration)
37 (stencil . ,ly:accidental-interface::print)
38 (Y-extent . ,ly:accidental-interface::height)
39 (meta . ((class . Item)
40 (interfaces . (accidental-interface
46 (stencil . ,ly:accidental-interface::print)
47 (Y-extent . ,ly:accidental-interface::height)
48 (X-offset . ,(ly:make-simple-closure
50 ,(ly:make-simple-closure
51 (list ly:self-alignment-interface::centered-on-x-parent))
52 ,(ly:make-simple-closure
53 (list ly:self-alignment-interface::x-aligned-on-self)))))
54 (self-alignment-X . ,CENTER)
56 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
57 (alteration . ,accidental-interface::calc-alteration)
58 (Y-offset . ,ly:side-position-interface::y-aligned-side)
60 (staff-padding . 0.25)
61 (outside-staff-priority . 0)
64 (meta . ((class . Item)
65 (interfaces . (side-position-interface
68 accidental-suggestion-interface
69 self-alignment-interface
76 ;; for horizontally stacked scripts.
77 (script-priority . -100)
80 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
81 (X-extent . ,ly:axis-group-interface::width)
83 ;; this is quite small, but it is very ugly to have
84 ;; accs closer to the previous note than to the next one.
85 (right-padding . 0.15)
86 (meta . ((class . Item)
87 (interfaces . (accidental-placement-interface))))))
92 (X-extent . ,ly:axis-group-interface::width)
93 (Y-extent . ,ly:axis-group-interface::height)
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))))
101 (break-align-symbol . ambitus)
102 (break-visibility . ,begin-of-line-visible)
103 (meta . ((class . Item)
104 (interfaces . (axis-group-interface
105 break-aligned-interface
106 ambitus-interface))))))
110 (stencil . ,ly:ambitus::print)
113 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
114 (meta . ((class . Item)
115 (interfaces . (ambitus-interface
116 staff-symbol-referencer-interface
120 (font-family . music)
122 (X-offset . ,ly:side-position-interface::x-aligned-side)
124 (stencil . ,ly:accidental-interface::print)
125 (Y-extent . ,ly:accidental-interface::height)
126 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
128 (meta . ((class . Item)
131 break-aligned-interface
132 side-position-interface
138 (stencil . ,ly:note-head::print)
139 (glyph-name . ,note-head::calc-glyph-name)
140 (Y-offset . ,ly:staff-symbol-referencer::callback)
141 (meta . ((class . Item)
142 (interfaces . (font-interface
145 staff-symbol-referencer-interface
146 rhythmic-head-interface
147 ledgered-interface))))))
150 . ((X-extent . ,ly:arpeggio::width)
151 (stencil . ,ly:arpeggio::print)
152 (Y-offset . ,ly:staff-symbol-referencer::callback)
153 (X-offset . ,ly:side-position-interface::x-aligned-side)
155 (positions . ,ly:arpeggio::calc-positions)
157 (script-priority . 0)
159 (staff-position . 0.0)
160 (Y-extent . ,ly:arpeggio::height)
161 (meta . ((class . Item)
162 (interfaces . (arpeggio-interface
163 staff-symbol-referencer-interface
164 side-position-interface
168 . ((stencil . ,ly:balloon-interface::print)
169 (text . ,(grob::calc-property-by-copy 'text))
170 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
171 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
172 (meta . ((class . Item)
173 (interfaces . (text-interface
177 (break-align-symbol . staff-bar)
178 (break-align-anchor . ,ly:bar-line::calc-anchor)
182 (break-visibility . ,bar-line::calc-break-visibility)
184 (stencil . ,ly:bar-line::print)
185 (glyph-name . ,bar-line::calc-glyph-name)
186 (bar-size . ,ly:bar-line::calc-bar-size)
187 (bar-extent . ,ly:bar-line::calc-bar-extent)
188 (allow-span-bar . #t)
191 (time-signature . (extra-space . 0.75))
192 (custos . (minimum-space . 2.0))
193 (clef . (minimum-space . 1.0))
194 (key-signature . (extra-space . 1.0))
195 (key-cancellation . (extra-space . 1.0))
196 (first-note . (fixed-space . 1.3))
197 (next-note . (semi-fixed-space . 0.9))
198 (right-edge . (extra-space . 0.0))))
201 ;; Ross. page 151 lists other values, we opt for a leaner look
204 ;; kern should scale with line-thickness too.
207 (hair-thickness . 1.9)
208 (thick-thickness . 6.0)
209 (meta . ((class . Item)
210 (interfaces . (bar-line-interface
211 break-aligned-interface
216 (stencil . ,ly:text-interface::print)
218 (break-visibility . ,begin-of-line-visible)
221 (font-family . roman)
223 (Y-offset . ,ly:side-position-interface::y-aligned-side)
225 (outside-staff-priority . 100)
226 (X-offset . ,(ly:make-simple-closure
228 ,(ly:make-simple-closure
229 (list ly:break-alignable-interface::self-align-callback))
230 ,(ly:make-simple-closure
231 (list ly:self-alignment-interface::x-aligned-on-self)))))
233 (self-alignment-X . 1)
235 ;; want the bar number before the clef at line start.
236 (break-align-symbols . (left-edge staff-bar))
239 (interfaces . (side-position-interface
241 break-alignable-interface
242 self-alignment-interface
249 (stencil . ,ly:text-interface::print)
250 (meta . ((class . Item)
251 (interfaces . (text-interface
252 rhythmic-grob-interface
253 bass-figure-interface
259 (threshold . (2 . 1000))
260 (positioning-done . ,ly:align-interface::calc-positioning-done)
261 (Y-extent . ,ly:axis-group-interface::height)
264 (meta . ((class . Spanner)
265 (interfaces . (align-interface
266 bass-figure-alignment-interface
267 axis-group-interface))))))
269 (BassFigureAlignmentPositioning
270 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
273 (Y-extent . ,ly:axis-group-interface::height)
275 (staff-padding . 1.0)
277 (meta . ((class . Spanner)
278 (interfaces . (side-position-interface
284 (stencil . ,ly:enclosing-bracket::print)
285 (X-extent . ,ly:enclosing-bracket::width)
286 (edge-height . (0.2 . 0.2))
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))
300 (Y-extent . ,ly:axis-group-interface::height)
301 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
302 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
303 (meta . ((class . Spanner)
304 (interfaces . (axis-group-interface
310 ;; todo: clean this up a bit: the list is getting
313 (positions . ,(ly:make-simple-closure
314 (ly:make-simple-closure
315 (list chain-grob-member-functions
317 ly:beam::calc-least-squares-positions
318 ly:beam::slope-damping
319 ly:beam::shift-region-to-valid
323 ;; this is a hack to set stem lengths, if positions is set.
324 (quantized-positions . ,ly:beam::set-stem-lengths)
325 (concaveness . ,ly:beam::calc-concaveness)
326 (direction . ,ly:beam::calc-direction)
327 (shorten . ,ly:beam::calc-stem-shorten)
328 (beaming . ,ly:beam::calc-beaming)
329 (stencil . ,ly:beam::print)
331 (cross-staff . ,ly:beam::calc-cross-staff)
333 (details . ((hint-direction-penalty . 20)))
334 ;; TODO: should be in SLT.
335 (thickness . 0.48) ; in staff-space
336 (neutral-direction . ,DOWN)
338 ;; Whe have some unreferenced problems here.
340 ;; If we shorten beamed stems less than normal stems (1 staff-space),
341 ;; or high order less than 8th beams, patterns like
342 ;; c''4 [c''8 c''] c''4 [c''16 c]
343 ;; are ugly (different stem lengths).
345 ;; But if we shorten 16th beams as much as 8th beams, a single
346 ;; forced 16th beam looks *very* short.
348 ;; We choose to shorten 8th beams the same as single stems,
349 ;; and high order beams less than 8th beams, so that all
350 ;; isolated shortened beams look nice and a bit shortened,
351 ;; sadly possibly breaking patterns with high order beams.
352 (beamed-stem-shorten . (1.0 0.5 0.25))
354 (auto-knee-gap . 5.5)
356 ;; only for debugging.
357 (font-family . roman)
358 (meta . ((class . Spanner)
359 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
360 (interfaces . (staff-symbol-referencer-interface
361 unbreakable-spanner-interface
366 (stencil . ,bend::print)
368 (meta . ((class . Spanner)
369 (interfaces . (spanner-interface
370 bend-after-interface))))))
376 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
377 (X-extent . ,ly:axis-group-interface::width)
378 (break-align-orders . ;; end of line
400 time-signature custos)
414 (meta . ((class . Item)
415 (interfaces . (break-alignment-interface
416 axis-group-interface))))))
421 (X-extent . ,ly:axis-group-interface::width)
422 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
423 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
424 (meta . ((class . Item)
425 (interfaces . (break-aligned-interface
426 axis-group-interface))))))
430 (break-align-symbol . breathing-sign)
433 (ambitus . (extra-space . 2.0))
434 (custos . (minimum-space . 1.0))
435 (key-signature . (minimum-space . 1.5))
436 (time-signature . (minimum-space . 1.5))
437 (staff-bar . (minimum-space . 1.5))
438 (clef . (minimum-space . 2.0))
439 (first-note . (fixed-space . 1.0)) ;huh?
440 (right-edge . (extra-space . 0.1))))
441 (stencil . ,ly:text-interface::print)
442 (text . ,(make-musicglyph-markup "scripts.rcomma"))
443 (Y-offset . ,ly:breathing-sign::offset-callback)
444 (break-visibility . ,begin-of-line-invisible)
445 (meta . ((class . Item)
446 (interfaces . (break-aligned-interface
447 breathing-sign-interface
453 (stencil . ,ly:clef::print)
454 (glyph-name . ,ly:clef::calc-glyph-name)
456 (avoid-slur . inside)
457 (font-family . music)
458 (break-align-symbol . clef)
459 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
460 (break-visibility . ,begin-of-line-visible)
461 (space-alist . ((ambitus . (extra-space . 2.0))
462 (staff-bar . (extra-space . 0.7))
463 (key-cancellation . (minimum-space . 3.5))
464 (key-signature . (minimum-space . 3.5))
465 (time-signature . (minimum-space . 4.2))
466 (first-note . (minimum-fixed-space . 5.0))
467 (next-note . (extra-space . 0.5))
468 (right-edge . (extra-space . 0.5))))
469 (Y-offset . ,ly:staff-symbol-referencer::callback)
470 (meta . ((class . Item)
471 (interfaces . (clef-interface
472 staff-symbol-referencer-interface
474 break-aligned-interface))))))
476 (ClusterSpannerBeacon
478 (Y-extent . ,ly:cluster-beacon::height)
479 (meta . ((class . Item)
480 (interfaces . (rhythmic-grob-interface
481 cluster-beacon-interface))))))
485 (springs-and-rods . ,ly:spanner::set-spacing-rods)
486 (stencil . ,ly:cluster::print)
487 (minimum-length . 0.0)
490 (meta . ((class . Spanner)
491 (interfaces . (cluster-interface))))))
495 (stencil . ,ly:text-interface::print)
496 (after-line-breaking . ,ly:chord-name::after-line-breaking)
500 (meta . ((class . Item)
501 (interfaces . (font-interface
502 rhythmic-grob-interface
509 (stencil . ,ly:text-interface::print)
510 (extra-spacing-width . (+inf.0 . -inf.0))
511 (Y-offset . ,ly:side-position-interface::y-aligned-side)
512 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
515 (staff-padding . 0.5)
516 (script-priority . 200)
517 ;; todo: add X self alignment?
521 (meta . ((class . Item)
522 (interfaces . (text-script-interface
524 side-position-interface
529 (break-align-symbol . custos)
531 (stencil . ,ly:custos::print)
532 (break-visibility . ,end-of-line-visible)
534 (neutral-direction . ,DOWN)
535 (Y-offset . ,ly:staff-symbol-referencer::callback)
537 (first-note . (minimum-fixed-space . 0.0))
538 (right-edge . (extra-space . 0.1))))
539 (meta . ((class . Item)
542 staff-symbol-referencer-interface
544 break-aligned-interface))))))
550 (positioning-done . ,ly:dot-column::calc-positioning-done)
551 (X-extent . ,ly:axis-group-interface::width)
552 (meta . ((class . Item)
553 (interfaces . (dot-column-interface
554 axis-group-interface))))))
558 (stencil . ,ly:dots::print)
559 (dot-count . ,dots::calc-dot-count)
560 (staff-position . ,dots::calc-staff-position)
561 (meta . ((class . Item)
562 (interfaces . (font-interface
563 staff-symbol-referencer-interface
568 (stencil . ,ly:percent-repeat-item-interface::double-percent)
571 (font-encoding . fetaMusic)
574 (break-align-symbol . staff-bar)
575 (break-visibility . ,begin-of-line-invisible)
576 (meta . ((class . Item)
577 (interfaces . (font-interface
578 break-aligned-interface
579 percent-repeat-item-interface))))))
581 (DoublePercentRepeatCounter
583 (stencil . ,ly:text-interface::print)
584 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
585 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
586 (Y-offset . ,ly:side-position-interface::y-aligned-side)
587 (font-encoding . fetaNumber)
588 (self-alignment-X . 0)
592 (staff-padding . 0.25)
594 (meta . ((class . Item)
595 (interfaces . (side-position-interface
596 self-alignment-interface
597 percent-repeat-item-interface
603 (Y-offset . ,ly:side-position-interface::y-aligned-side)
604 (staff-padding . 0.1)
607 (minimum-space . 1.2)
610 (outside-staff-priority . 250)
611 (Y-extent . ,ly:axis-group-interface::height)
612 (X-extent . ,ly:axis-group-interface::width)
613 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
614 (meta . ((class . Spanner)
615 (interfaces . (axis-group-interface
617 dynamic-line-spanner-interface
618 side-position-interface))))))
625 (stencil . ,ly:text-interface::print)
626 (direction . ,ly:script-interface::calc-direction)
627 (positioning-done . ,ly:script-interface::calc-positioning-done)
629 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
630 (self-alignment-X . 0)
631 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
632 (self-alignment-Y . 0)
634 (font-encoding . fetaDynamic)
635 (font-shape . italic)
636 (extra-spacing-width . (+inf.0 . -inf.0))
637 (outside-staff-priority . 250)
638 (meta . ((class . Item)
639 (interfaces . (font-interface
641 self-alignment-interface
643 script-interface))))))
647 ;; rather ugh with NCSB
648 ;; (font-series . bold)
649 (font-shape . italic)
650 (style . dashed-line)
652 ;; make sure the spanner doesn't get too close to notes
653 (minimum-Y-extent . (-1 . 1))
654 (bound-details . ((right . ((attach-dir . ,LEFT)
658 (right-broken . ((attach-dir . ,RIGHT)
662 (left . ((attach-dir . ,LEFT)
664 (stencil-offset . (0 . -0.5))
667 (left-broken . ((attach-dir . ,RIGHT)
670 (stencil . ,ly:line-spanner::print)
671 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
672 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
674 ;; need to blend with dynamic texts.
676 (dash-fraction . 0.2)
678 (meta . ((class . Spanner)
679 (interfaces . (font-interface
681 line-spanner-interface
684 dynamic-text-spanner-interface
685 spanner-interface))))))
691 ;; sync with TextScript (?)
694 (avoid-slur . around)
696 (staff-padding . 0.5)
697 (self-alignment-X . 0)
698 (self-alignment-Y . 0)
699 (script-priority . 100)
700 (stencil . ,ly:text-interface::print)
701 (direction . ,ly:script-interface::calc-direction)
702 (positioning-done . ,ly:script-interface::calc-positioning-done)
704 (text . ,fingering::calc-text)
705 (font-encoding . fetaNumber)
706 (font-size . -5) ; don't overlap when next to heads.
707 (meta . ((class . Item)
708 (interfaces . (finger-interface
710 text-script-interface
712 side-position-interface
713 self-alignment-interface
716 . ((stencil . ,fret-board::calc-stencil)
717 (finger-code . below-string)
718 (meta . ((class . Item)
719 (interfaces . (fret-diagram-interface
727 (zigzag-width . 0.75)
730 (bound-details . ((right . ((attach-dir . ,CENTER)
733 (left . ((attach-dir . ,CENTER)
737 (stencil . ,ly:line-spanner::print)
738 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
739 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
740 (meta . ((class . Spanner)
741 (interfaces . (line-interface
742 unbreakable-spanner-interface
743 line-spanner-interface))))))
747 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
748 (spacing-increment . 0.8)
749 (shortest-duration-space . 1.6)
750 (meta . ((class . Spanner)
751 (interfaces . (grace-spacing-interface
753 spacing-options-interface
754 spanner-interface))))))
759 (meta . ((class . Item)
760 (interfaces . (grid-point-interface))))))
764 (X-extent . ,ly:grid-line-interface::width)
765 (stencil . ,ly:grid-line-interface::print)
766 (self-alignment-X . ,CENTER)
767 (X-offset . ,(ly:make-simple-closure
768 `(,+ ,(ly:make-simple-closure
769 (list ly:self-alignment-interface::centered-on-x-parent))
770 ,(ly:make-simple-closure
771 (list ly:self-alignment-interface::x-aligned-on-self)))))
773 (meta . ((class . Item)
774 (interfaces . (self-alignment-interface
775 grid-line-interface))))))
779 (stencil . ,ly:hairpin::print)
780 (springs-and-rods . ,ly:spanner::set-spacing-rods)
781 (after-line-breaking . ,ly:hairpin::after-line-breaking)
782 (grow-direction . ,hairpin::calc-grow-direction)
786 (minimum-length . 2.0)
787 (bound-padding . 1.0)
788 (self-alignment-Y . 0)
789 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
790 (meta . ((class . Spanner)
791 (interfaces . (hairpin-interface
793 self-alignment-interface
795 spanner-interface))))))
800 (stencil . ,ly:horizontal-bracket::print)
801 (Y-offset . ,ly:side-position-interface::y-aligned-side)
802 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
805 (staff-padding . 0.2)
808 (bracket-flare . (0.5 . 0.5))
809 (meta . ((class . Spanner)
810 (interfaces . (horizontal-bracket-interface
811 side-position-interface
813 spanner-interface))))))
817 (stencil . ,ly:system-start-text::print)
818 (X-offset . ,ly:side-position-interface::x-aligned-side)
820 (self-alignment-Y . ,CENTER)
821 (meta . ((class . Spanner)
822 (interfaces . (system-start-text-interface
823 side-position-interface
829 (stencil . ,ly:text-interface::print)
830 (Y-offset . ,ly:side-position-interface::y-aligned-side)
831 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
834 (self-alignment-X . ,CENTER)
835 (meta . ((class . Item)
836 (interfaces . (side-position-interface
841 (stencil . ,ly:key-signature-interface::print)
842 (glyph-name-alist . ,cancellation-glyph-name-alist)
844 (time-signature . (extra-space . 1.25))
845 (staff-bar . (extra-space . 0.6))
846 (key-signature . (extra-space . 0.5))
847 (right-edge . (extra-space . 0.5))
848 (first-note . (fixed-space . 2.5))))
849 (Y-offset . ,ly:staff-symbol-referencer::callback)
850 (break-align-symbol . key-cancellation)
851 (break-visibility . ,begin-of-line-invisible)
853 (meta . ((class . Item)
854 (interfaces . (key-cancellation-interface
855 key-signature-interface
857 break-aligned-interface))))))
860 (stencil . ,ly:key-signature-interface::print)
861 (avoid-slur . inside)
862 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
864 (time-signature . (extra-space . 1.15))
865 (staff-bar . (extra-space . 1.1))
866 (right-edge . (extra-space . 0.5))
867 (first-note . (fixed-space . 2.5))))
868 (Y-offset . ,ly:staff-symbol-referencer::callback)
869 (break-align-symbol . key-signature)
870 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
871 (break-visibility . ,begin-of-line-visible)
873 (meta . ((class . Item)
874 (interfaces . (key-signature-interface
876 break-aligned-interface))))))
881 (stencil . ,ly:tie::print)
882 (control-points . ,ly:semi-tie::calc-control-points)
883 (direction . ,ly:tie::calc-direction)
884 (details . ((ratio . 0.333)
885 (height-limit . 1.0)))
886 (head-direction . ,LEFT)
888 (meta . ((class . Item)
889 (interfaces . (semi-tie-interface))
893 (LaissezVibrerTieColumn
897 (head-direction . ,LEFT)
898 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
899 (meta . ((class . Item)
900 (interfaces . (semi-tie-column-interface))
906 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
907 (stencil . ,ly:ledger-line-spanner::print)
910 (minimum-length-fraction . 0.25)
911 (length-fraction . 0.25)
913 (meta . ((class . Spanner)
914 (interfaces . (ledger-line-spanner-interface))))))
918 (break-align-symbol . left-edge)
919 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
922 (break-visibility . ,center-invisible)
924 (custos . (extra-space . 0.0))
925 (ambitus . (extra-space . 2.0))
926 (time-signature . (extra-space . 1.0))
927 (staff-bar . (extra-space . 0.0))
928 (breathing-sign . (minimum-space . 0.0))
929 (clef . (extra-space . 0.8))
930 (first-note . (fixed-space . 2.0))
931 (right-edge . (extra-space . 0.0))
932 (key-signature . (extra-space . 0.0))
933 (key-cancellation . (extra-space . 0.0))
935 (meta . ((class . Item)
936 (interfaces . (break-aligned-interface))))))
940 ;; ugh. A ligature bracket is totally different from
945 (edge-height . (0.7 . 0.7))
946 (shorten-pair . (-0.2 . -0.2))
948 (positions . ,ly:tuplet-bracket::calc-positions)
949 (stencil . ,ly:tuplet-bracket::print)
950 (staff-padding . 0.25)
951 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
952 (control-points . ,ly:tuplet-bracket::calc-control-points)
953 (meta . ((class . Spanner)
954 (interfaces . (line-interface
955 tuplet-bracket-interface))))))
960 (stencil . ,ly:lyric-extender::print)
961 (thickness . 0.8) ; line-thickness
962 (minimum-length . 1.5)
964 (meta . ((class . Spanner)
965 (interfaces . (lyric-interface
966 lyric-extender-interface))))))
974 (minimum-length . 0.3)
975 (minimum-distance . 0.1)
977 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
978 (stencil . ,ly:lyric-hyphen::print)
980 (meta . ((class . Spanner)
981 (interfaces . (lyric-interface
983 lyric-hyphen-interface
984 spanner-interface))))))
987 . ((minimum-distance . 0.45)
988 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
992 (meta . ((class . Spanner)
993 (interfaces . (spanner-interface
994 lyric-hyphen-interface ))
1000 (stencil . ,lyric-text::print)
1001 (text . ,(grob::calc-property-by-copy 'text))
1002 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1003 (self-alignment-X . 0)
1005 (font-series . bold-narrow)
1007 (extra-spacing-width . (0.0 . 0.0))
1008 (meta . ((class . Item)
1009 (interfaces . (rhythmic-grob-interface
1010 lyric-syllable-interface
1011 self-alignment-interface
1013 font-interface))))))
1018 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1020 (stencil . ,ly:measure-grouping::print)
1026 (meta . ((class . Spanner)
1027 (interfaces . (side-position-interface
1028 measure-grouping-interface))))))
1032 (neutral-direction . ,DOWN)
1033 (meta . ((class . Item)
1034 (interfaces . (melody-spanner-interface ))))))
1039 (stencil . ,ly:mensural-ligature::print)
1040 (meta . ((class . Spanner)
1041 (interfaces . (mensural-ligature-interface
1042 font-interface))))))
1046 (stencil . ,ly:text-interface::print)
1047 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1051 (outside-staff-priority . 1000)
1052 (meta . ((class . Item)
1053 (interfaces . (text-interface
1054 side-position-interface
1056 metronome-mark-interface))))))
1061 (stencil . ,ly:multi-measure-rest::print)
1062 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1063 (Y-offset . ,ly:staff-symbol-referencer::callback)
1064 (staff-position . 0)
1066 (thick-thickness . 6.6)
1067 (hair-thickness . 2.0)
1069 (meta . ((class . Spanner)
1070 (interfaces . (multi-measure-rest-interface
1071 multi-measure-interface
1074 staff-symbol-referencer-interface))))))
1077 (MultiMeasureRestNumber
1079 (bound-padding . 2.0)
1080 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1081 (stencil . ,ly:text-interface::print)
1082 (X-offset . ,(ly:make-simple-closure
1083 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1084 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1085 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1087 (self-alignment-X . 0)
1090 (staff-padding . 0.4)
1091 (font-encoding . fetaNumber)
1092 (meta . ((class . Spanner)
1093 (interfaces . (side-position-interface
1094 multi-measure-interface
1095 self-alignment-interface
1100 (MultiMeasureRestText
1102 (stencil . ,ly:text-interface::print)
1103 (X-offset . ,(ly:make-simple-closure
1104 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1105 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1107 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1108 (self-alignment-X . 0)
1111 (staff-padding . 0.25)
1112 (meta . ((class . Spanner)
1113 (interfaces . (side-position-interface
1114 multi-measure-interface
1115 self-alignment-interface
1117 text-interface))))))
1119 (NonMusicalPaperColumn
1121 (allow-loose-spacing . #t)
1123 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1124 (X-extent . ,ly:axis-group-interface::width)
1125 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1126 ;; (stencil . ,ly:paper-column::print)
1129 (line-break-permission . allow)
1130 (page-break-permission . allow)
1132 ;; debugging stuff: print column number.
1133 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1135 (meta . ((class . Paper_column)
1136 (interfaces . (paper-column-interface
1137 axis-group-interface
1138 separation-item-interface
1139 spaceable-grob-interface))))))
1144 (X-extent . ,ly:axis-group-interface::width)
1145 (Y-extent . ,ly:axis-group-interface::height)
1146 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1147 (meta . ((class . Item)
1148 (interfaces . (note-collision-interface
1149 axis-group-interface))))))
1154 (X-extent . ,ly:axis-group-interface::width)
1155 (Y-extent . ,ly:axis-group-interface::height)
1156 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1157 (meta . ((class . Item)
1158 (interfaces . (axis-group-interface
1159 separation-item-interface
1160 note-column-interface))))))
1164 (stencil . ,ly:note-head::print)
1165 (duration-log . ,note-head::calc-duration-log)
1166 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1167 (glyph-name . ,note-head::calc-glyph-name)
1168 (Y-offset . ,ly:staff-symbol-referencer::callback)
1169 (X-offset . ,ly:note-head::stem-x-shift)
1170 (meta . ((class . Item)
1171 (interfaces . (rhythmic-grob-interface
1172 rhythmic-head-interface
1176 staff-symbol-referencer-interface))))))
1180 (stem-spacing-correction . 0.5)
1181 (same-direction-correction . 0.25)
1182 (space-to-barline . #t)
1183 ;; Changed this from 0.75.
1184 ;; If you ever change this back, please document! --hwn
1185 (knee-spacing-correction . 1.0)
1186 (meta . ((class . Item)
1187 (interfaces . (spacing-interface
1188 note-spacing-interface))))))
1192 (stencil . ,ly:text-interface::print)
1193 (meta . ((class . Item)
1194 (interfaces . (note-name-interface
1196 font-interface))))))
1200 (self-alignment-X . 0)
1201 (break-visibility . ,begin-of-line-visible)
1202 (X-offset . ,(ly:make-simple-closure
1203 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1204 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1206 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1207 (stencil . ,ly:text-interface::print)
1208 (font-shape . italic)
1209 (staff-padding . 0.2)
1211 (meta . ((class . Item)
1212 (interfaces . (text-interface
1213 self-alignment-interface
1214 side-position-interface
1215 font-interface))))))
1219 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1220 (stencil . ,ly:ottava-bracket::print)
1221 (font-shape . italic)
1222 (shorten-pair . (0.0 . -0.6))
1223 (staff-padding . 1.0)
1225 (minimum-length . 1.0)
1226 (dash-fraction . 0.3)
1227 (edge-height . (0 . 1.2))
1229 (outside-staff-priority . 400)
1230 (meta . ((class . Spanner)
1231 (interfaces . (ottava-bracket-interface
1232 horizontal-bracket-interface
1234 side-position-interface
1236 text-interface))))))
1241 (allow-loose-spacing . #t)
1242 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1243 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1244 ;; (stencil . ,ly:paper-column::print)
1245 (X-extent . ,ly:axis-group-interface::width)
1248 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1249 (meta . ((class . Paper_column)
1250 (interfaces . (paper-column-interface
1251 separation-item-interface
1252 axis-group-interface
1253 spaceable-grob-interface))))))
1256 . ((stencil . ,parentheses-item::print)
1257 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1260 (meta . ((class . Item)
1261 (interfaces . (parentheses-interface font-interface))))
1264 (HarmonicParenthesesItem
1265 . ((stencil . ,parentheses-item::print)
1267 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1268 (meta . ((class . Item)
1269 (interfaces . (parentheses-interface font-interface))))
1273 . ((details . ,default-slur-details)
1274 (control-points . ,ly:slur::calc-control-points)
1275 (direction . ,ly:slur::calc-direction)
1276 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1277 (Y-extent . ,ly:slur::height)
1278 (stencil . ,ly:slur::print)
1280 (minimum-length . 1.5)
1281 (height-limit . 2.0)
1283 (cross-staff . ,ly:slur::calc-cross-staff)
1284 (meta . ((class . Spanner)
1285 (interfaces . (slur-interface))))))
1291 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1292 (stencil . ,ly:multi-measure-rest::percent)
1295 (font-encoding . fetaMusic)
1296 (meta . ((class . Spanner)
1297 (interfaces . (multi-measure-rest-interface
1299 percent-repeat-item-interface))))))
1300 (PercentRepeatCounter
1302 (stencil . ,ly:text-interface::print)
1303 (X-offset . ,(ly:make-simple-closure
1304 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1305 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1306 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1307 (self-alignment-X . 0)
1310 (staff-padding . 0.25)
1312 (font-encoding . fetaNumber)
1313 (meta . ((class . Spanner)
1314 (interfaces . (side-position-interface
1315 self-alignment-interface
1316 percent-repeat-item-interface
1318 text-interface))))))
1320 ;; an example of a text spanner
1323 (stencil . ,ly:piano-pedal-bracket::print)
1325 (bound-padding . 1.0)
1327 (bracket-flare . (0.5 . 0.5))
1328 (edge-height . (1.0 . 1.0))
1329 (shorten-pair . (0.0 . 0.0))
1331 (meta . ((class . Spanner)
1332 (interfaces . (line-interface
1333 piano-pedal-interface
1334 piano-pedal-bracket-interface))))))
1338 (stencil . ,ly:text-interface::print)
1339 (X-offset . ,(ly:make-simple-closure
1341 ,(ly:make-simple-closure
1342 (list ly:break-alignable-interface::self-align-callback))
1343 ,(ly:make-simple-closure
1344 (list ly:self-alignment-interface::x-aligned-on-self)))))
1346 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1347 (extra-spacing-width . (+inf.0 . -inf.0))
1348 (self-alignment-X . 0)
1353 (break-visibility . ,end-of-line-invisible)
1354 (break-align-symbols . (staff-bar clef))
1356 (outside-staff-priority . 1500)
1357 (meta . ((class . Item)
1358 (interfaces . (text-interface
1359 side-position-interface
1360 break-alignable-interface
1363 self-alignment-interface))))))
1367 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1370 (meta . ((class . Item)
1371 (interfaces . (rhythmic-grob-interface
1372 percent-repeat-item-interface))))))
1376 (stencil . ,ly:tie::print)
1377 (control-points . ,ly:semi-tie::calc-control-points)
1378 (direction . ,ly:tie::calc-direction)
1379 (details . ((ratio . 0.333)
1380 (height-limit . 1.0)))
1382 (head-direction . ,RIGHT)
1383 (meta . ((class . Item)
1384 (interfaces . (semi-tie-interface))
1392 (direction . ,ly:tie::calc-direction)
1393 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1395 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1396 (meta . ((class . Item)
1397 (interfaces . (semi-tie-column-interface))
1403 (stencil . ,ly:rest::print)
1404 (duration-log . ,stem::calc-duration-log)
1405 (X-extent . ,ly:rest::width)
1406 (Y-extent . ,ly:rest::height)
1407 (Y-offset . ,ly:rest::y-offset-callback)
1408 (minimum-distance . 0.25)
1409 (meta . ((class . Item)
1410 (interfaces . (font-interface
1411 rhythmic-head-interface
1412 rhythmic-grob-interface
1413 staff-symbol-referencer-interface
1414 rest-interface))))))
1418 (minimum-distance . 0.75)
1419 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1420 (meta . ((class . Item)
1421 (interfaces . (rest-collision-interface))))))
1425 ;; don't set direction here: it breaks staccato.
1427 ;; padding set in script definitions.
1428 (staff-padding . 0.25)
1429 (X-offset . ,script-interface::calc-x-offset)
1430 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1433 (stencil . ,ly:script-interface::print)
1434 (direction . ,ly:script-interface::calc-direction)
1435 (positioning-done . ,ly:script-interface::calc-positioning-done)
1436 (font-encoding . fetaMusic)
1437 (cross-staff . ,ly:script-interface::calc-cross-staff)
1438 (meta . ((class . Item)
1439 (interfaces . (script-interface
1440 side-position-interface
1441 font-interface))))))
1445 (before-line-breaking . ,ly:script-column::before-line-breaking)
1446 (meta . ((class . Item)
1447 (interfaces . (script-column-interface))))))
1450 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1451 (meta . ((class . Item)
1452 (interfaces . (script-column-interface))))))
1456 (avoid-slur . inside)
1457 (X-extent . ,ly:axis-group-interface::width)
1458 (Y-extent . ,ly:axis-group-interface::height)
1459 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1460 (stencil . ,ly:separation-item::print)
1461 (meta . ((class . Item)
1463 separation-item-interface))))))
1466 . ((details . ,default-slur-details)
1467 (control-points . ,ly:slur::calc-control-points)
1468 (direction . ,ly:slur::calc-direction)
1469 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1470 (Y-extent . ,ly:slur::height)
1471 (stencil . ,ly:slur::print)
1473 (line-thickness . 0.8)
1474 (minimum-length . 1.5)
1475 (height-limit . 2.0)
1477 (avoid-slur . inside)
1478 (cross-staff . ,ly:slur::calc-cross-staff)
1479 (meta . ((class . Spanner)
1480 (interfaces . (slur-interface))))))
1484 (stencil . ,ly:text-interface::print)
1485 (direction . ,RIGHT)
1486 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1487 (extra-spacing-width . (+inf.0 . -inf.0))
1488 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1489 (font-shape . italic)
1490 (self-alignment-X . 0)
1491 (meta . ((class . Item)
1492 (interfaces . (text-interface
1493 self-alignment-interface
1494 piano-pedal-script-interface
1495 font-interface))))))
1497 (SostenutoPedalLineSpanner
1500 (Y-extent . ,ly:axis-group-interface::height)
1501 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1503 (staff-padding . 1.0)
1505 (minimum-space . 1.0)
1507 (meta . ((class . Spanner)
1508 (interfaces . (piano-pedal-interface
1509 axis-group-interface
1510 side-position-interface))))))
1513 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1514 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1515 (average-spacing-wishes . #t)
1516 (shortest-duration-space . 2.0)
1517 (spacing-increment . 1.2)
1519 (base-shortest-duration . ,(ly:make-moment 3 16))
1520 (meta . ((class . Spanner)
1522 spacing-options-interface
1523 spacing-spanner-interface))))))
1527 (break-align-symbol . staff-bar)
1531 (stencil . ,ly:span-bar::print)
1532 (bar-size . ,ly:span-bar::calc-bar-size)
1533 (bar-extent . ,ly:axis-group-interface::height)
1534 (X-extent . ,ly:span-bar::width)
1535 (glyph-name . ,ly:span-bar::calc-glyph-name)
1536 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1537 (allow-span-bar . #t)
1542 ;; Ross. page 151 lists other values, we opt for a leaner look
1546 (hair-thickness . 1.6)
1547 (thick-thickness . 6.0)
1548 (meta . ((class . Item)
1549 (interfaces . (span-bar-interface
1551 bar-line-interface))))))
1555 (stencil . ,ly:text-interface::print)
1556 (font-series . bold)
1558 (X-offset . ,ly:side-position-interface::x-aligned-side)
1561 (meta . ((class . Item)
1562 (interfaces . (side-position-interface
1563 stanza-number-interface
1565 font-interface))))))
1571 (stem-spacing-correction . 0.4)
1572 (meta . ((class . Item)
1573 (interfaces . (spacing-interface
1574 staff-spacing-interface))))))
1579 (Y-extent . ,ly:staff-symbol::height)
1580 (stencil . ,ly:staff-symbol::print)
1582 (ledger-line-thickness . (1.0 . 0.1))
1584 (meta . ((class . Spanner)
1585 (interfaces . (staff-symbol-interface))))))
1589 (direction . ,ly:stem::calc-direction)
1590 (duration-log . ,stem::calc-duration-log)
1591 (default-direction . ,ly:stem::calc-default-direction)
1592 (stem-end-position . ,ly:stem::calc-stem-end-position)
1594 (neutral-direction . ,DOWN)
1595 (stem-info . ,ly:stem::calc-stem-info)
1596 (positioning-done . ,ly:stem::calc-positioning-done)
1597 (stencil . ,ly:stem::print)
1598 (X-extent . ,ly:stem::width)
1599 (Y-extent . ,ly:stem::height)
1600 (length . ,ly:stem::calc-length)
1602 (cross-staff . ,ly:stem::calc-cross-staff)
1605 ;; 3.5 (or 3 measured from note head) is standard length
1606 ;; 32nd, 64th flagged stems should be longer
1607 (lengths . (3.5 3.5 3.5 4.5 5.0))
1609 ;; FIXME. 3.5 yields too long beams (according to Ross and
1610 ;; looking at Baerenreiter examples) for a number of common
1611 ;; boundary cases. Subtracting half a beam thickness fixes
1612 ;; this, but the bug may well be somewhere else.
1614 ;; FIXME this should come from 'lengths
1615 (beamed-lengths . (3.26 3.5 3.6))
1617 ;; The 'normal' minima
1618 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1619 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1621 ;; The 'extreme case' minima
1622 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1624 ;; Stems in unnatural (forced) direction should be shortened by
1625 ;; one staff space, according to [Roush & Gourlay].
1626 ;; Flagged stems we shorten only half a staff space.
1627 (stem-shorten . (1.0 0.5))
1631 ;; We use the normal minima as minimum for the ideal lengths,
1632 ;; and the extreme minima as abolute minimum length.
1634 (X-offset . ,ly:stem::offset-callback)
1635 (Y-offset . ,ly:staff-symbol-referencer::callback)
1636 (meta . ((class . Item)
1637 (interfaces . (stem-interface
1638 font-interface))))))
1642 (Y-extent . ,ly:stem-tremolo::height)
1643 (X-extent . ,ly:stem-tremolo::width)
1644 (stencil . ,ly:stem-tremolo::print)
1645 (slope . ,ly:stem-tremolo::calc-slope)
1646 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1647 (style . ,ly:stem-tremolo::calc-style)
1648 (beam-thickness . 0.48) ; staff-space
1649 (meta . ((class . Item)
1650 (interfaces . (stem-tremolo-interface))))))
1654 (stencil . ,print-circled-text-callback)
1655 (text . ,string-number::calc-text)
1657 (staff-padding . 0.5)
1658 (self-alignment-X . 0)
1659 (self-alignment-Y . 0)
1660 (script-priority . 100)
1661 (font-encoding . fetaNumber)
1662 (font-size . -5) ; don't overlap when next to heads.
1663 (meta . ((class . Item)
1664 (interfaces . (string-number-interface
1666 text-script-interface
1668 side-position-interface
1669 self-alignment-interface
1674 (stencil . ,ly:text-interface::print)
1675 (text . ,stroke-finger::calc-text)
1676 (digit-names . #("p" "i" "m" "a" "x"))
1678 (staff-padding . 0.5)
1679 (self-alignment-X . 0)
1680 (self-alignment-Y . 0)
1681 (script-priority . 100)
1682 (font-shape . italic)
1683 (font-size . -4) ; don't overlap when next to heads.
1684 (meta . ((class . Item)
1685 (interfaces . (stroke-finger-interface
1687 text-script-interface
1689 side-position-interface
1690 self-alignment-interface
1696 (extra-spacing-width . (+inf.0 . -inf.0))
1697 (stencil . ,ly:sustain-pedal::print)
1698 (self-alignment-X . 0)
1699 (direction . ,RIGHT)
1700 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1701 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1702 (meta . ((class . Item)
1703 (interfaces . (piano-pedal-interface
1705 self-alignment-interface
1706 piano-pedal-script-interface
1707 font-interface))))))
1709 (SustainPedalLineSpanner
1712 (Y-extent . ,ly:axis-group-interface::height)
1713 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1716 (staff-padding . 1.2)
1717 (minimum-space . 1.0)
1719 (meta . ((class . Spanner)
1720 (interfaces . (piano-pedal-interface
1721 axis-group-interface
1722 side-position-interface))))))
1727 (X-extent . ,ly:axis-group-interface::width)
1728 (Y-extent . ,ly:axis-group-interface::height)
1729 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1730 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1731 (meta . ((class . System)
1732 (interfaces . (system-interface
1733 axis-group-interface))))))
1739 (stencil . ,ly:system-start-delimiter::print)
1740 (collapse-height . 5.0)
1741 (X-offset . ,ly:side-position-interface::x-aligned-side)
1743 (font-encoding . fetaBraces)
1745 (meta . ((class . Spanner)
1746 (interfaces . (system-start-delimiter-interface
1747 side-position-interface
1748 font-interface))))))
1754 (X-offset . ,ly:side-position-interface::x-aligned-side)
1756 (stencil . ,ly:system-start-delimiter::print)
1757 (style . line-bracket)
1759 (meta . ((class . Spanner)
1760 (interfaces . (font-interface
1761 side-position-interface
1762 system-start-delimiter-interface))))))
1767 (X-offset . ,ly:side-position-interface::x-aligned-side)
1769 (stencil . ,ly:system-start-delimiter::print)
1771 (collapse-height . 5.0)
1773 (meta . ((class . Spanner)
1774 (interfaces . (font-interface
1775 side-position-interface
1776 system-start-delimiter-interface))))))
1783 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1784 (X-offset . ,ly:side-position-interface::x-aligned-side)
1787 (collapse-height . 5.0)
1789 (stencil . ,ly:system-start-delimiter::print)
1790 (meta . ((class . Spanner)
1791 (interfaces . (side-position-interface
1792 system-start-delimiter-interface))))))
1796 (stencil . ,ly:text-interface::print)
1797 (Y-offset . ,ly:staff-symbol-referencer::callback)
1798 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1801 (stem-attachment . (0.0 . 1.35))
1802 (font-series . bold)
1803 (meta . ((class . Item)
1805 . (rhythmic-head-interface
1806 font-interface rhythmic-grob-interface
1808 staff-symbol-referencer-interface
1809 text-interface))))))
1813 (extra-spacing-width . (+inf.0 . -inf.0))
1814 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1815 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1819 ;; sync with Fingering ?
1821 (staff-padding . 0.5)
1823 (stencil . ,ly:text-interface::print)
1824 (direction . ,ly:script-interface::calc-direction)
1825 (positioning-done . ,ly:script-interface::calc-positioning-done)
1827 (outside-staff-priority . 450)
1828 (avoid-slur . around)
1829 (slur-padding . 0.5)
1830 (script-priority . 200)
1831 (cross-staff . ,ly:script-interface::calc-cross-staff)
1832 ;; todo: add X self alignment?
1833 (meta . ((class . Item)
1834 (interfaces . (text-script-interface
1836 side-position-interface
1837 font-interface))))))
1841 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1842 (font-shape . italic)
1843 (style . dashed-line)
1844 (staff-padding . 0.8)
1845 (dash-fraction . 0.2)
1849 (outside-staff-priority . 350)
1851 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1852 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1853 (bound-details . ((left . ((Y . 0)
1855 (attach-dir . ,LEFT)
1861 (stencil . ,ly:line-spanner::print)
1863 (meta . ((class . Spanner)
1864 (interfaces . (line-spanner-interface
1865 side-position-interface
1866 font-interface))))))
1870 (control-points . ,ly:tie::calc-control-points)
1871 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1872 (avoid-slur . inside)
1873 (direction . ,ly:tie::calc-direction)
1874 (stencil . ,ly:tie::print)
1877 ;; for a full list, see tie-details.cc
1879 (center-staff-line-clearance . 0.6)
1880 (tip-staff-line-clearance . 0.45)
1881 (note-head-gap . 0.2)
1883 (height-limit . 1.0)
1884 (horizontal-distance-penalty-factor . 10)
1885 (same-dir-as-stem-penalty . 8)
1886 (min-length-penalty-factor . 26)
1887 (tie-tie-collision-distance . 0.45)
1888 (tie-tie-collision-penalty . 25.0)
1889 (intra-space-threshold . 1.25)
1890 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1891 (outer-tie-length-symmetry-penalty-factor . 10)
1892 (vertical-distance-penalty-factor . 7)
1893 (outer-tie-vertical-gap . 0.25)
1894 (multi-tie-region-size . 1)
1895 (single-tie-region-size . 4)
1896 (between-length-limit . 1.0)))
1899 (line-thickness . 0.8)
1900 (meta . ((class . Spanner)
1901 (interfaces . (tie-interface))))
1906 (positioning-done . ,ly:tie-column::calc-positioning-done)
1907 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1910 (meta . ((class . Spanner)
1911 (interfaces . (tie-column-interface))))))
1915 (stencil . ,ly:time-signature::print)
1916 (break-align-symbol . time-signature)
1918 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1919 (break-visibility . ,all-visible)
1920 (avoid-slur . inside)
1922 (first-note . (fixed-space . 2.0))
1923 (right-edge . (extra-space . 0.5))
1924 (staff-bar . (minimum-space . 2.0))))
1927 (meta . ((class . Item)
1928 (interfaces . (time-signature-interface
1929 break-aligned-interface
1930 font-interface))))))
1934 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1935 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1937 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1939 (make-musicglyph-markup "scripts.trill")))
1941 (stencil-offset . (-0.5 . 0))
1943 (attach-dir . ,LEFT)
1945 (left-broken . ((end-on-note . #t)))
1949 (stencil . ,ly:line-spanner::print)
1952 (staff-padding . 1.0)
1955 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1957 (outside-staff-priority . 50)
1958 (meta . ((class . Spanner)
1959 (interfaces . (line-spanner-interface
1961 trill-spanner-interface
1962 side-position-interface
1963 font-interface))))))
1965 (TrillPitchAccidental
1966 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1971 (stencil . ,ly:accidental-interface::print)
1972 (Y-extent . ,ly:accidental-interface::height)
1973 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1974 (meta . ((class . Item)
1975 (interfaces . (trill-pitch-accidental-interface
1976 accidental-interface
1977 side-position-interface
1978 font-interface))))))
1981 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1984 (stencil . ,parenthesize-elements)
1985 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1986 (direction . ,RIGHT)
1989 (meta . ((class . Item)
1990 (interfaces . (side-position-interface
1991 parentheses-interface
1993 rhythmic-head-interface
1995 axis-group-interface))))))
1999 (stencil . ,ly:note-head::print)
2001 (Y-offset . ,ly:staff-symbol-referencer::callback)
2003 (meta . ((class . Item)
2004 (interfaces . (rhythmic-head-interface
2006 pitched-trill-interface
2008 staff-symbol-referencer-interface))))))
2014 (edge-height . (0.7 . 0.7))
2015 (shorten-pair . (-0.2 . -0.2))
2016 (staff-padding . 0.25)
2017 (direction . ,ly:tuplet-bracket::calc-direction)
2018 (positions . ,ly:tuplet-bracket::calc-positions)
2019 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2020 (control-points . ,ly:tuplet-bracket::calc-control-points)
2021 (stencil . ,ly:tuplet-bracket::print)
2022 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2024 (meta . ((class . Spanner)
2025 (interfaces . (line-interface
2026 tuplet-bracket-interface))))))
2030 (stencil . ,ly:tuplet-number::print)
2031 (text . ,tuplet-number::calc-denominator-text)
2032 (font-shape . italic)
2034 (avoid-slur . inside)
2035 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2036 (meta . ((class . Spanner)
2037 (interfaces . (text-interface tuplet-number-interface
2038 font-interface))))))
2042 (stencil . ,ly:text-interface::print)
2043 (font-shape . italic)
2044 (extra-spacing-width . (+inf.0 . -inf.0))
2045 (self-alignment-X . 0)
2046 (direction . ,RIGHT)
2047 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2048 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2049 (meta . ((class . Item)
2050 (interfaces . (text-interface
2051 piano-pedal-script-interface
2052 self-alignment-interface
2053 font-interface))))))
2055 (UnaCordaPedalLineSpanner
2058 (Y-extent . ,ly:axis-group-interface::height)
2059 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2062 (staff-padding . 1.2)
2063 (minimum-space . 1.0)
2065 (meta . ((class . Spanner)
2066 (interfaces . (piano-pedal-interface
2067 axis-group-interface
2068 side-position-interface))))))
2074 (stencil . ,ly:vaticana-ligature::print)
2075 (meta . ((class . Spanner)
2076 (interfaces . (vaticana-ligature-interface
2077 font-interface))))))
2082 (positioning-done . ,ly:align-interface::calc-positioning-done)
2083 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2084 (Y-extent . ,ly:axis-group-interface::height)
2085 (X-extent . ,ly:axis-group-interface::width)
2088 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2090 (meta . ((class . Spanner)
2091 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2092 (interfaces . (align-interface
2093 axis-group-interface))))))
2097 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2098 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2099 (X-extent . ,ly:axis-group-interface::width)
2100 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2101 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2102 (stencil . ,ly:axis-group-interface::print)
2103 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2104 (meta . ((class . Spanner)
2105 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2106 (interfaces . (axis-group-interface
2107 hara-kiri-group-spanner-interface
2108 vertically-spaceable-interface))))))
2113 (stencil . ,ly:volta-bracket-interface::print)
2114 (font-encoding . fetaNumber)
2115 (thickness . 1.6) ;; line-thickness
2116 (edge-height . (2.0 . 2.0)) ;; staff-space;
2119 (meta . ((class . Spanner)
2120 (interfaces . (volta-bracket-interface
2121 horizontal-bracket-interface
2124 side-position-interface
2128 (VoltaBracketSpanner
2134 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2135 (outside-staff-priority . 100)
2136 (Y-extent . ,ly:axis-group-interface::height)
2137 (X-extent . ,ly:axis-group-interface::width)
2138 (no-alignment . ,#t)
2139 (meta . ((class . Spanner)
2140 (interfaces . (side-position-interface
2141 axis-group-interface)))
2151 (bound-details . ((right . ((attach-dir . ,CENTER)
2154 (left . ((attach-dir . ,CENTER)
2158 (stencil . ,ly:line-spanner::print)
2159 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2160 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2161 (meta . ((class . Spanner)
2162 (interfaces . (line-spanner-interface
2168 (define (completize-grob-entry x)
2169 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2171 ;; (display (car x))
2173 (let* ((name-sym (car x))
2174 (grob-entry (cdr x))
2175 (meta-entry (cdr (assoc 'meta grob-entry)))
2176 (class (cdr (assoc 'class meta-entry)))
2178 (cdr (assoc 'interfaces meta-entry))))
2182 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2183 ((eq? 'Spanner class)
2184 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2185 ((eq? 'Paper_column class)
2186 (set! ifaces-entry (cons 'item-interface
2187 (cons 'paper-column-interface ifaces-entry))))
2188 ((eq? 'System class)
2189 (set! ifaces-entry (cons 'system-interface
2190 (cons 'spanner-interface ifaces-entry))))
2192 (ly:warning "Unknown class ~a" class)))
2194 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2195 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2197 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2198 (set! meta-entry (assoc-set! meta-entry 'interfaces
2200 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2201 (cons name-sym grob-entry)))
2203 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2205 ;; (display (map pair? all-grob-descriptions))
2207 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2210 ;; (display (car x)) (newline)
2212 (set-object-property! (car x) 'translation-type? list?)
2213 (set-object-property! (car x) 'is-grob? #t))
2214 all-grob-descriptions)
2216 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2218 (define pure-print-callbacks
2220 print-circled-text-callback
2223 ly:arpeggio::brew-chord-bracket
2228 ly:text-interface::print
2229 ly:script-interface::print))
2231 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2232 (define (pure-stencil-height grob start stop)
2233 (let ((sten (ly:grob-property-data grob 'stencil)))
2236 (memq sten pure-print-callbacks))
2237 (ly:grob::stencil-height grob)
2240 (define pure-conversions-alist
2242 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2243 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2244 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2245 (,ly:stem::height . ,ly:stem::pure-height)
2246 (,ly:rest::height . ,ly:rest::pure-height)
2247 (,ly:grob::stencil-height . ,pure-stencil-height)
2248 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2249 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2250 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2251 (,ly:slur::height . ,ly:slur::pure-height)
2252 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2254 (define pure-functions
2256 parenthesize-elements
2257 ly:staff-symbol-referencer::callback
2258 ly:staff-symbol::height))
2260 (define-public (pure-relevant? grob)
2261 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2264 (pair? extent-callback)
2265 (memq extent-callback pure-functions)
2267 (pair? (assq extent-callback pure-conversions-alist))
2270 (not (eq? extent-callback ly:grob::stencil-height))
2271 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2272 (ly:stencil? (ly:grob-property-data grob 'stencil))
2276 (define-public (call-pure-function unpure args start end)
2277 (if (ly:simple-closure? unpure)
2278 (ly:eval-simple-closure (car args) unpure start end)
2279 (if (not (procedure? unpure))
2281 (if (memq unpure pure-functions)
2283 (let ((pure (assq unpure pure-conversions-alist)))
2287 (list (car args) start end)