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 (outside-staff-priority . 450)
1113 (meta . ((class . Spanner)
1114 (interfaces . (side-position-interface
1115 multi-measure-interface
1116 self-alignment-interface
1118 text-interface))))))
1120 (NonMusicalPaperColumn
1122 (allow-loose-spacing . #t)
1124 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1125 (X-extent . ,ly:axis-group-interface::width)
1126 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1127 ;; (stencil . ,ly:paper-column::print)
1130 (line-break-permission . allow)
1131 (page-break-permission . allow)
1133 ;; debugging stuff: print column number.
1134 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1136 (meta . ((class . Paper_column)
1137 (interfaces . (paper-column-interface
1138 axis-group-interface
1139 separation-item-interface
1140 spaceable-grob-interface))))))
1145 (X-extent . ,ly:axis-group-interface::width)
1146 (Y-extent . ,ly:axis-group-interface::height)
1147 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1148 (meta . ((class . Item)
1149 (interfaces . (note-collision-interface
1150 axis-group-interface))))))
1155 (X-extent . ,ly:axis-group-interface::width)
1156 (Y-extent . ,ly:axis-group-interface::height)
1157 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1158 (meta . ((class . Item)
1159 (interfaces . (axis-group-interface
1160 separation-item-interface
1161 note-column-interface))))))
1165 (stencil . ,ly:note-head::print)
1166 (duration-log . ,note-head::calc-duration-log)
1167 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1168 (glyph-name . ,note-head::calc-glyph-name)
1169 (Y-offset . ,ly:staff-symbol-referencer::callback)
1170 (X-offset . ,ly:note-head::stem-x-shift)
1171 (meta . ((class . Item)
1172 (interfaces . (rhythmic-grob-interface
1173 rhythmic-head-interface
1177 staff-symbol-referencer-interface))))))
1181 (stem-spacing-correction . 0.5)
1182 (same-direction-correction . 0.25)
1183 (space-to-barline . #t)
1184 ;; Changed this from 0.75.
1185 ;; If you ever change this back, please document! --hwn
1186 (knee-spacing-correction . 1.0)
1187 (meta . ((class . Item)
1188 (interfaces . (spacing-interface
1189 note-spacing-interface))))))
1193 (stencil . ,ly:text-interface::print)
1194 (meta . ((class . Item)
1195 (interfaces . (note-name-interface
1197 font-interface))))))
1201 (self-alignment-X . 0)
1202 (break-visibility . ,begin-of-line-visible)
1203 (X-offset . ,(ly:make-simple-closure
1204 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1205 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1207 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1208 (stencil . ,ly:text-interface::print)
1209 (font-shape . italic)
1210 (staff-padding . 0.2)
1212 (meta . ((class . Item)
1213 (interfaces . (text-interface
1214 self-alignment-interface
1215 side-position-interface
1216 font-interface))))))
1220 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1221 (stencil . ,ly:ottava-bracket::print)
1222 (font-shape . italic)
1223 (shorten-pair . (0.0 . -0.6))
1224 (staff-padding . 1.0)
1226 (minimum-length . 1.0)
1227 (dash-fraction . 0.3)
1228 (edge-height . (0 . 1.2))
1230 (outside-staff-priority . 400)
1231 (meta . ((class . Spanner)
1232 (interfaces . (ottava-bracket-interface
1233 horizontal-bracket-interface
1235 side-position-interface
1237 text-interface))))))
1242 (allow-loose-spacing . #t)
1243 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1244 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1245 ;; (stencil . ,ly:paper-column::print)
1246 (X-extent . ,ly:axis-group-interface::width)
1249 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1250 (meta . ((class . Paper_column)
1251 (interfaces . (paper-column-interface
1252 separation-item-interface
1253 axis-group-interface
1254 spaceable-grob-interface))))))
1257 . ((stencil . ,parentheses-item::print)
1258 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1261 (meta . ((class . Item)
1262 (interfaces . (parentheses-interface font-interface))))
1265 (HarmonicParenthesesItem
1266 . ((stencil . ,parentheses-item::print)
1268 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1269 (meta . ((class . Item)
1270 (interfaces . (parentheses-interface font-interface))))
1274 . ((details . ,default-slur-details)
1275 (control-points . ,ly:slur::calc-control-points)
1276 (direction . ,ly:slur::calc-direction)
1277 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1278 (Y-extent . ,ly:slur::height)
1279 (stencil . ,ly:slur::print)
1281 (minimum-length . 1.5)
1282 (height-limit . 2.0)
1284 (cross-staff . ,ly:slur::calc-cross-staff)
1285 (meta . ((class . Spanner)
1286 (interfaces . (slur-interface))))))
1292 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1293 (stencil . ,ly:multi-measure-rest::percent)
1296 (font-encoding . fetaMusic)
1297 (meta . ((class . Spanner)
1298 (interfaces . (multi-measure-rest-interface
1300 percent-repeat-item-interface))))))
1301 (PercentRepeatCounter
1303 (stencil . ,ly:text-interface::print)
1304 (X-offset . ,(ly:make-simple-closure
1305 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1306 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1307 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1308 (self-alignment-X . 0)
1311 (staff-padding . 0.25)
1313 (font-encoding . fetaNumber)
1314 (meta . ((class . Spanner)
1315 (interfaces . (side-position-interface
1316 self-alignment-interface
1317 percent-repeat-item-interface
1319 text-interface))))))
1321 ;; an example of a text spanner
1324 (stencil . ,ly:piano-pedal-bracket::print)
1326 (bound-padding . 1.0)
1328 (bracket-flare . (0.5 . 0.5))
1329 (edge-height . (1.0 . 1.0))
1330 (shorten-pair . (0.0 . 0.0))
1332 (meta . ((class . Spanner)
1333 (interfaces . (line-interface
1334 piano-pedal-interface
1335 piano-pedal-bracket-interface))))))
1339 (stencil . ,ly:text-interface::print)
1340 (X-offset . ,(ly:make-simple-closure
1342 ,(ly:make-simple-closure
1343 (list ly:break-alignable-interface::self-align-callback))
1344 ,(ly:make-simple-closure
1345 (list ly:self-alignment-interface::x-aligned-on-self)))))
1347 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1348 (extra-spacing-width . (+inf.0 . -inf.0))
1349 (self-alignment-X . 0)
1354 (break-visibility . ,end-of-line-invisible)
1355 (break-align-symbols . (staff-bar clef))
1357 (outside-staff-priority . 1500)
1358 (meta . ((class . Item)
1359 (interfaces . (text-interface
1360 side-position-interface
1361 break-alignable-interface
1364 self-alignment-interface))))))
1368 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1371 (meta . ((class . Item)
1372 (interfaces . (rhythmic-grob-interface
1373 percent-repeat-item-interface))))))
1377 (stencil . ,ly:tie::print)
1378 (control-points . ,ly:semi-tie::calc-control-points)
1379 (direction . ,ly:tie::calc-direction)
1380 (details . ((ratio . 0.333)
1381 (height-limit . 1.0)))
1383 (head-direction . ,RIGHT)
1384 (meta . ((class . Item)
1385 (interfaces . (semi-tie-interface))
1393 (direction . ,ly:tie::calc-direction)
1394 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1396 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1397 (meta . ((class . Item)
1398 (interfaces . (semi-tie-column-interface))
1404 (stencil . ,ly:rest::print)
1405 (duration-log . ,stem::calc-duration-log)
1406 (X-extent . ,ly:rest::width)
1407 (Y-extent . ,ly:rest::height)
1408 (Y-offset . ,ly:rest::y-offset-callback)
1409 (minimum-distance . 0.25)
1410 (meta . ((class . Item)
1411 (interfaces . (font-interface
1412 rhythmic-head-interface
1413 rhythmic-grob-interface
1414 staff-symbol-referencer-interface
1415 rest-interface))))))
1419 (minimum-distance . 0.75)
1420 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1421 (meta . ((class . Item)
1422 (interfaces . (rest-collision-interface))))))
1426 ;; don't set direction here: it breaks staccato.
1428 ;; padding set in script definitions.
1429 (staff-padding . 0.25)
1430 (X-offset . ,script-interface::calc-x-offset)
1431 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1434 (stencil . ,ly:script-interface::print)
1435 (direction . ,ly:script-interface::calc-direction)
1436 (positioning-done . ,ly:script-interface::calc-positioning-done)
1437 (font-encoding . fetaMusic)
1438 (cross-staff . ,ly:script-interface::calc-cross-staff)
1439 (meta . ((class . Item)
1440 (interfaces . (script-interface
1441 side-position-interface
1442 font-interface))))))
1446 (before-line-breaking . ,ly:script-column::before-line-breaking)
1447 (meta . ((class . Item)
1448 (interfaces . (script-column-interface))))))
1451 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1452 (meta . ((class . Item)
1453 (interfaces . (script-column-interface))))))
1457 (avoid-slur . inside)
1458 (X-extent . ,ly:axis-group-interface::width)
1459 (Y-extent . ,ly:axis-group-interface::height)
1460 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1461 (stencil . ,ly:separation-item::print)
1462 (meta . ((class . Item)
1464 separation-item-interface))))))
1467 . ((details . ,default-slur-details)
1468 (control-points . ,ly:slur::calc-control-points)
1469 (direction . ,ly:slur::calc-direction)
1470 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1471 (Y-extent . ,ly:slur::height)
1472 (stencil . ,ly:slur::print)
1474 (line-thickness . 0.8)
1475 (minimum-length . 1.5)
1476 (height-limit . 2.0)
1478 (avoid-slur . inside)
1479 (cross-staff . ,ly:slur::calc-cross-staff)
1480 (meta . ((class . Spanner)
1481 (interfaces . (slur-interface))))))
1485 (stencil . ,ly:text-interface::print)
1486 (direction . ,RIGHT)
1487 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1488 (extra-spacing-width . (+inf.0 . -inf.0))
1489 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1490 (font-shape . italic)
1491 (self-alignment-X . 0)
1492 (meta . ((class . Item)
1493 (interfaces . (text-interface
1494 self-alignment-interface
1495 piano-pedal-script-interface
1496 font-interface))))))
1498 (SostenutoPedalLineSpanner
1501 (Y-extent . ,ly:axis-group-interface::height)
1502 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1504 (staff-padding . 1.0)
1506 (minimum-space . 1.0)
1508 (meta . ((class . Spanner)
1509 (interfaces . (piano-pedal-interface
1510 axis-group-interface
1511 side-position-interface))))))
1514 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1515 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1516 (average-spacing-wishes . #t)
1517 (shortest-duration-space . 2.0)
1518 (spacing-increment . 1.2)
1520 (base-shortest-duration . ,(ly:make-moment 3 16))
1521 (meta . ((class . Spanner)
1523 spacing-options-interface
1524 spacing-spanner-interface))))))
1528 (break-align-symbol . staff-bar)
1529 (Y-extent . ,ly:axis-group-interface::height)
1532 (stencil . ,ly:span-bar::print)
1533 (bar-size . ,ly:span-bar::calc-bar-size)
1534 (bar-extent . ,ly:axis-group-interface::height)
1535 (X-extent . ,ly:span-bar::width)
1536 (glyph-name . ,ly:span-bar::calc-glyph-name)
1537 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1538 (allow-span-bar . #t)
1543 ;; Ross. page 151 lists other values, we opt for a leaner look
1547 (hair-thickness . 1.6)
1548 (thick-thickness . 6.0)
1549 (meta . ((class . Item)
1550 (interfaces . (span-bar-interface
1552 bar-line-interface))))))
1556 (stencil . ,ly:text-interface::print)
1557 (font-series . bold)
1559 (X-offset . ,ly:side-position-interface::x-aligned-side)
1562 (meta . ((class . Item)
1563 (interfaces . (side-position-interface
1564 stanza-number-interface
1566 font-interface))))))
1572 (stem-spacing-correction . 0.4)
1573 (meta . ((class . Item)
1574 (interfaces . (spacing-interface
1575 staff-spacing-interface))))))
1580 (Y-extent . ,ly:staff-symbol::height)
1581 (stencil . ,ly:staff-symbol::print)
1583 (ledger-line-thickness . (1.0 . 0.1))
1585 (meta . ((class . Spanner)
1586 (interfaces . (staff-symbol-interface))))))
1590 (direction . ,ly:stem::calc-direction)
1591 (duration-log . ,stem::calc-duration-log)
1592 (default-direction . ,ly:stem::calc-default-direction)
1593 (stem-end-position . ,ly:stem::calc-stem-end-position)
1595 (neutral-direction . ,DOWN)
1596 (stem-info . ,ly:stem::calc-stem-info)
1597 (positioning-done . ,ly:stem::calc-positioning-done)
1598 (stencil . ,ly:stem::print)
1599 (X-extent . ,ly:stem::width)
1600 (Y-extent . ,ly:stem::height)
1601 (length . ,ly:stem::calc-length)
1603 (cross-staff . ,ly:stem::calc-cross-staff)
1606 ;; 3.5 (or 3 measured from note head) is standard length
1607 ;; 32nd, 64th flagged stems should be longer
1608 (lengths . (3.5 3.5 3.5 4.5 5.0))
1610 ;; FIXME. 3.5 yields too long beams (according to Ross and
1611 ;; looking at Baerenreiter examples) for a number of common
1612 ;; boundary cases. Subtracting half a beam thickness fixes
1613 ;; this, but the bug may well be somewhere else.
1615 ;; FIXME this should come from 'lengths
1616 (beamed-lengths . (3.26 3.5 3.6))
1618 ;; The 'normal' minima
1619 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1620 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1622 ;; The 'extreme case' minima
1623 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1625 ;; Stems in unnatural (forced) direction should be shortened by
1626 ;; one staff space, according to [Roush & Gourlay].
1627 ;; Flagged stems we shorten only half a staff space.
1628 (stem-shorten . (1.0 0.5))
1632 ;; We use the normal minima as minimum for the ideal lengths,
1633 ;; and the extreme minima as abolute minimum length.
1635 (X-offset . ,ly:stem::offset-callback)
1636 (Y-offset . ,ly:staff-symbol-referencer::callback)
1637 (meta . ((class . Item)
1638 (interfaces . (stem-interface
1639 font-interface))))))
1643 (Y-extent . ,ly:stem-tremolo::height)
1644 (X-extent . ,ly:stem-tremolo::width)
1645 (stencil . ,ly:stem-tremolo::print)
1646 (slope . ,ly:stem-tremolo::calc-slope)
1647 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1648 (style . ,ly:stem-tremolo::calc-style)
1649 (beam-thickness . 0.48) ; staff-space
1650 (meta . ((class . Item)
1651 (interfaces . (stem-tremolo-interface))))))
1655 (stencil . ,print-circled-text-callback)
1656 (text . ,string-number::calc-text)
1658 (staff-padding . 0.5)
1659 (self-alignment-X . 0)
1660 (self-alignment-Y . 0)
1661 (script-priority . 100)
1662 (font-encoding . fetaNumber)
1663 (font-size . -5) ; don't overlap when next to heads.
1664 (meta . ((class . Item)
1665 (interfaces . (string-number-interface
1667 text-script-interface
1669 side-position-interface
1670 self-alignment-interface
1675 (stencil . ,ly:text-interface::print)
1676 (text . ,stroke-finger::calc-text)
1677 (digit-names . #("p" "i" "m" "a" "x"))
1679 (staff-padding . 0.5)
1680 (self-alignment-X . 0)
1681 (self-alignment-Y . 0)
1682 (script-priority . 100)
1683 (font-shape . italic)
1684 (font-size . -4) ; don't overlap when next to heads.
1685 (meta . ((class . Item)
1686 (interfaces . (stroke-finger-interface
1688 text-script-interface
1690 side-position-interface
1691 self-alignment-interface
1697 (extra-spacing-width . (+inf.0 . -inf.0))
1698 (stencil . ,ly:sustain-pedal::print)
1699 (self-alignment-X . 0)
1700 (direction . ,RIGHT)
1701 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1702 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1703 (meta . ((class . Item)
1704 (interfaces . (piano-pedal-interface
1706 self-alignment-interface
1707 piano-pedal-script-interface
1708 font-interface))))))
1710 (SustainPedalLineSpanner
1713 (Y-extent . ,ly:axis-group-interface::height)
1714 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1717 (staff-padding . 1.2)
1718 (minimum-space . 1.0)
1720 (meta . ((class . Spanner)
1721 (interfaces . (piano-pedal-interface
1722 axis-group-interface
1723 side-position-interface))))))
1728 (X-extent . ,ly:axis-group-interface::width)
1729 (Y-extent . ,ly:axis-group-interface::height)
1730 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1731 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1732 (meta . ((class . System)
1733 (interfaces . (system-interface
1734 axis-group-interface))))))
1740 (stencil . ,ly:system-start-delimiter::print)
1741 (collapse-height . 5.0)
1742 (X-offset . ,ly:side-position-interface::x-aligned-side)
1744 (font-encoding . fetaBraces)
1746 (meta . ((class . Spanner)
1747 (interfaces . (system-start-delimiter-interface
1748 side-position-interface
1749 font-interface))))))
1755 (X-offset . ,ly:side-position-interface::x-aligned-side)
1757 (stencil . ,ly:system-start-delimiter::print)
1758 (style . line-bracket)
1760 (meta . ((class . Spanner)
1761 (interfaces . (font-interface
1762 side-position-interface
1763 system-start-delimiter-interface))))))
1768 (X-offset . ,ly:side-position-interface::x-aligned-side)
1770 (stencil . ,ly:system-start-delimiter::print)
1772 (collapse-height . 5.0)
1774 (meta . ((class . Spanner)
1775 (interfaces . (font-interface
1776 side-position-interface
1777 system-start-delimiter-interface))))))
1784 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1785 (X-offset . ,ly:side-position-interface::x-aligned-side)
1788 (collapse-height . 5.0)
1790 (stencil . ,ly:system-start-delimiter::print)
1791 (meta . ((class . Spanner)
1792 (interfaces . (side-position-interface
1793 system-start-delimiter-interface))))))
1797 (stencil . ,ly:text-interface::print)
1798 (Y-offset . ,ly:staff-symbol-referencer::callback)
1799 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1802 (stem-attachment . (0.0 . 1.35))
1803 (font-series . bold)
1804 (meta . ((class . Item)
1806 . (rhythmic-head-interface
1807 font-interface rhythmic-grob-interface
1809 staff-symbol-referencer-interface
1810 text-interface))))))
1814 (extra-spacing-width . (+inf.0 . -inf.0))
1815 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1816 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1820 ;; sync with Fingering ?
1822 (staff-padding . 0.5)
1824 (stencil . ,ly:text-interface::print)
1825 (direction . ,ly:script-interface::calc-direction)
1826 (positioning-done . ,ly:script-interface::calc-positioning-done)
1828 (outside-staff-priority . 450)
1829 (avoid-slur . around)
1830 (slur-padding . 0.5)
1831 (script-priority . 200)
1832 (cross-staff . ,ly:script-interface::calc-cross-staff)
1833 ;; todo: add X self alignment?
1834 (meta . ((class . Item)
1835 (interfaces . (text-script-interface
1837 side-position-interface
1838 font-interface))))))
1842 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1843 (font-shape . italic)
1844 (style . dashed-line)
1845 (staff-padding . 0.8)
1846 (dash-fraction . 0.2)
1850 (outside-staff-priority . 350)
1852 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1853 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1854 (bound-details . ((left . ((Y . 0)
1856 (attach-dir . ,LEFT)
1862 (stencil . ,ly:line-spanner::print)
1864 (meta . ((class . Spanner)
1865 (interfaces . (line-spanner-interface
1866 side-position-interface
1867 font-interface))))))
1871 (control-points . ,ly:tie::calc-control-points)
1872 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1873 (avoid-slur . inside)
1874 (direction . ,ly:tie::calc-direction)
1875 (stencil . ,ly:tie::print)
1878 ;; for a full list, see tie-details.cc
1880 (center-staff-line-clearance . 0.6)
1881 (tip-staff-line-clearance . 0.45)
1882 (note-head-gap . 0.2)
1884 (height-limit . 1.0)
1885 (horizontal-distance-penalty-factor . 10)
1886 (same-dir-as-stem-penalty . 8)
1887 (min-length-penalty-factor . 26)
1888 (tie-tie-collision-distance . 0.45)
1889 (tie-tie-collision-penalty . 25.0)
1890 (intra-space-threshold . 1.25)
1891 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1892 (outer-tie-length-symmetry-penalty-factor . 10)
1893 (vertical-distance-penalty-factor . 7)
1894 (outer-tie-vertical-gap . 0.25)
1895 (multi-tie-region-size . 1)
1896 (single-tie-region-size . 4)
1897 (between-length-limit . 1.0)))
1900 (line-thickness . 0.8)
1901 (meta . ((class . Spanner)
1902 (interfaces . (tie-interface))))
1907 (positioning-done . ,ly:tie-column::calc-positioning-done)
1908 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1911 (meta . ((class . Spanner)
1912 (interfaces . (tie-column-interface))))))
1916 (stencil . ,ly:time-signature::print)
1917 (break-align-symbol . time-signature)
1919 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1920 (break-visibility . ,all-visible)
1921 (avoid-slur . inside)
1923 (first-note . (fixed-space . 2.0))
1924 (right-edge . (extra-space . 0.5))
1925 (staff-bar . (minimum-space . 2.0))))
1928 (meta . ((class . Item)
1929 (interfaces . (time-signature-interface
1930 break-aligned-interface
1931 font-interface))))))
1935 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1936 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1938 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1940 (make-musicglyph-markup "scripts.trill")))
1942 (stencil-offset . (-0.5 . 0))
1944 (attach-dir . ,LEFT)
1946 (left-broken . ((end-on-note . #t)))
1950 (stencil . ,ly:line-spanner::print)
1953 (staff-padding . 1.0)
1956 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1958 (outside-staff-priority . 50)
1959 (meta . ((class . Spanner)
1960 (interfaces . (line-spanner-interface
1962 trill-spanner-interface
1963 side-position-interface
1964 font-interface))))))
1966 (TrillPitchAccidental
1967 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1972 (stencil . ,ly:accidental-interface::print)
1973 (Y-extent . ,ly:accidental-interface::height)
1974 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1975 (meta . ((class . Item)
1976 (interfaces . (trill-pitch-accidental-interface
1977 accidental-interface
1978 side-position-interface
1979 font-interface))))))
1982 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1985 (stencil . ,parenthesize-elements)
1986 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1987 (direction . ,RIGHT)
1990 (meta . ((class . Item)
1991 (interfaces . (side-position-interface
1992 parentheses-interface
1994 rhythmic-head-interface
1996 axis-group-interface))))))
2000 (stencil . ,ly:note-head::print)
2002 (Y-offset . ,ly:staff-symbol-referencer::callback)
2004 (meta . ((class . Item)
2005 (interfaces . (rhythmic-head-interface
2007 pitched-trill-interface
2009 staff-symbol-referencer-interface))))))
2015 (edge-height . (0.7 . 0.7))
2016 (shorten-pair . (-0.2 . -0.2))
2017 (staff-padding . 0.25)
2018 (direction . ,ly:tuplet-bracket::calc-direction)
2019 (positions . ,ly:tuplet-bracket::calc-positions)
2020 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2021 (control-points . ,ly:tuplet-bracket::calc-control-points)
2022 (stencil . ,ly:tuplet-bracket::print)
2023 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2025 (meta . ((class . Spanner)
2026 (interfaces . (line-interface
2027 tuplet-bracket-interface))))))
2031 (stencil . ,ly:tuplet-number::print)
2032 (text . ,tuplet-number::calc-denominator-text)
2033 (font-shape . italic)
2035 (avoid-slur . inside)
2036 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2037 (meta . ((class . Spanner)
2038 (interfaces . (text-interface tuplet-number-interface
2039 font-interface))))))
2043 (stencil . ,ly:text-interface::print)
2044 (font-shape . italic)
2045 (extra-spacing-width . (+inf.0 . -inf.0))
2046 (self-alignment-X . 0)
2047 (direction . ,RIGHT)
2048 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2049 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2050 (meta . ((class . Item)
2051 (interfaces . (text-interface
2052 piano-pedal-script-interface
2053 self-alignment-interface
2054 font-interface))))))
2056 (UnaCordaPedalLineSpanner
2059 (Y-extent . ,ly:axis-group-interface::height)
2060 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2063 (staff-padding . 1.2)
2064 (minimum-space . 1.0)
2066 (meta . ((class . Spanner)
2067 (interfaces . (piano-pedal-interface
2068 axis-group-interface
2069 side-position-interface))))))
2075 (stencil . ,ly:vaticana-ligature::print)
2076 (meta . ((class . Spanner)
2077 (interfaces . (vaticana-ligature-interface
2078 font-interface))))))
2083 (positioning-done . ,ly:align-interface::calc-positioning-done)
2084 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2085 (Y-extent . ,ly:axis-group-interface::height)
2086 (X-extent . ,ly:axis-group-interface::width)
2089 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2091 (meta . ((class . Spanner)
2092 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2093 (interfaces . (align-interface
2094 axis-group-interface))))))
2098 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2099 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2100 (X-extent . ,ly:axis-group-interface::width)
2101 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2102 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2103 (stencil . ,ly:axis-group-interface::print)
2104 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2105 (meta . ((class . Spanner)
2106 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2107 (interfaces . (axis-group-interface
2108 hara-kiri-group-spanner-interface
2109 vertically-spaceable-interface))))))
2114 (stencil . ,ly:volta-bracket-interface::print)
2115 (font-encoding . fetaNumber)
2116 (thickness . 1.6) ;; line-thickness
2117 (edge-height . (2.0 . 2.0)) ;; staff-space;
2120 (meta . ((class . Spanner)
2121 (interfaces . (volta-bracket-interface
2122 horizontal-bracket-interface
2125 side-position-interface
2129 (VoltaBracketSpanner
2135 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2136 (outside-staff-priority . 100)
2137 (Y-extent . ,ly:axis-group-interface::height)
2138 (X-extent . ,ly:axis-group-interface::width)
2139 (no-alignment . ,#t)
2140 (meta . ((class . Spanner)
2141 (interfaces . (side-position-interface
2142 axis-group-interface)))
2152 (bound-details . ((right . ((attach-dir . ,CENTER)
2155 (left . ((attach-dir . ,CENTER)
2159 (stencil . ,ly:line-spanner::print)
2160 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2161 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2162 (meta . ((class . Spanner)
2163 (interfaces . (line-spanner-interface
2169 (define (completize-grob-entry x)
2170 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2172 ;; (display (car x))
2174 (let* ((name-sym (car x))
2175 (grob-entry (cdr x))
2176 (meta-entry (cdr (assoc 'meta grob-entry)))
2177 (class (cdr (assoc 'class meta-entry)))
2179 (cdr (assoc 'interfaces meta-entry))))
2183 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2184 ((eq? 'Spanner class)
2185 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2186 ((eq? 'Paper_column class)
2187 (set! ifaces-entry (cons 'item-interface
2188 (cons 'paper-column-interface ifaces-entry))))
2189 ((eq? 'System class)
2190 (set! ifaces-entry (cons 'system-interface
2191 (cons 'spanner-interface ifaces-entry))))
2193 (ly:warning "Unknown class ~a" class)))
2195 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2196 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2198 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2199 (set! meta-entry (assoc-set! meta-entry 'interfaces
2201 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2202 (cons name-sym grob-entry)))
2204 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2206 ;; (display (map pair? all-grob-descriptions))
2208 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2211 ;; (display (car x)) (newline)
2213 (set-object-property! (car x) 'translation-type? list?)
2214 (set-object-property! (car x) 'is-grob? #t))
2215 all-grob-descriptions)
2217 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2219 (define pure-print-callbacks
2221 print-circled-text-callback
2224 ly:arpeggio::brew-chord-bracket
2229 ly:text-interface::print
2230 ly:script-interface::print))
2232 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2233 (define (pure-stencil-height grob start stop)
2234 (let ((sten (ly:grob-property-data grob 'stencil)))
2237 (memq sten pure-print-callbacks))
2238 (ly:grob::stencil-height grob)
2241 (define pure-conversions-alist
2243 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2244 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2245 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2246 (,ly:stem::height . ,ly:stem::pure-height)
2247 (,ly:rest::height . ,ly:rest::pure-height)
2248 (,ly:grob::stencil-height . ,pure-stencil-height)
2249 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2250 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2251 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2252 (,ly:slur::height . ,ly:slur::pure-height)
2253 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2255 (define pure-functions
2257 parenthesize-elements
2258 ly:staff-symbol-referencer::callback
2259 ly:staff-symbol::height))
2261 (define-public (pure-relevant? grob)
2262 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2265 (pair? extent-callback)
2266 (memq extent-callback pure-functions)
2268 (pair? (assq extent-callback pure-conversions-alist))
2271 (not (eq? extent-callback ly:grob::stencil-height))
2272 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2273 (ly:stencil? (ly:grob-property-data grob 'stencil))
2277 (define-public (call-pure-function unpure args start end)
2278 (if (ly:simple-closure? unpure)
2279 (ly:eval-simple-closure (car args) unpure start end)
2280 (if (not (procedure? unpure))
2282 (if (memq unpure pure-functions)
2284 (let ((pure (assq unpure pure-conversions-alist)))
2288 (list (car args) start end)