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 (allow-span-bar . #t)
190 (time-signature . (extra-space . 0.75))
191 (custos . (minimum-space . 2.0))
192 (clef . (minimum-space . 1.0))
193 (key-signature . (extra-space . 1.0))
194 (key-cancellation . (extra-space . 1.0))
195 (first-note . (fixed-space . 1.3))
196 (next-note . (semi-fixed-space . 0.9))
197 (right-edge . (extra-space . 0.0))))
200 ;; Ross. page 151 lists other values, we opt for a leaner look
203 ;; kern should scale with line-thickness too.
206 (hair-thickness . 1.9)
207 (thick-thickness . 6.0)
208 (meta . ((class . Item)
209 (interfaces . (bar-line-interface
210 break-aligned-interface
215 (stencil . ,ly:text-interface::print)
217 (break-visibility . ,begin-of-line-visible)
220 (font-family . roman)
222 (Y-offset . ,ly:side-position-interface::y-aligned-side)
224 (outside-staff-priority . 100)
225 (X-offset . ,(ly:make-simple-closure
227 ,(ly:make-simple-closure
228 (list ly:break-alignable-interface::self-align-callback))
229 ,(ly:make-simple-closure
230 (list ly:self-alignment-interface::x-aligned-on-self)))))
232 (self-alignment-X . 1)
234 ;; want the bar number before the clef at line start.
235 (break-align-symbols . (left-edge staff-bar))
238 (interfaces . (side-position-interface
240 break-alignable-interface
241 self-alignment-interface
248 (stencil . ,ly:text-interface::print)
249 (meta . ((class . Item)
250 (interfaces . (text-interface
251 rhythmic-grob-interface
252 bass-figure-interface
258 (threshold . (2 . 1000))
259 (positioning-done . ,ly:align-interface::calc-positioning-done)
260 (Y-extent . ,ly:axis-group-interface::height)
263 (meta . ((class . Spanner)
264 (interfaces . (align-interface
265 bass-figure-alignment-interface
266 axis-group-interface))))))
268 (BassFigureAlignmentPositioning
269 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
272 (Y-extent . ,ly:axis-group-interface::height)
274 (staff-padding . 1.0)
276 (meta . ((class . Spanner)
277 (interfaces . (side-position-interface
283 (stencil . ,ly:enclosing-bracket::print)
284 (X-extent . ,ly:enclosing-bracket::width)
285 (edge-height . (0.2 . 0.2))
286 (meta . ((class . Item)
287 (interfaces . (enclosing-bracket-interface)) ))
289 (BassFigureContinuation
291 (stencil . ,ly:figured-bass-continuation::print)
292 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
293 (meta . ((class . Spanner)
294 (interfaces . (figured-bass-continuation-interface))
299 (Y-extent . ,ly:axis-group-interface::height)
300 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
301 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
302 (meta . ((class . Spanner)
303 (interfaces . (axis-group-interface
309 ;; todo: clean this up a bit: the list is getting
312 (positions . ,(ly:make-simple-closure
313 (ly:make-simple-closure
314 (list chain-grob-member-functions
316 ly:beam::calc-least-squares-positions
317 ly:beam::slope-damping
318 ly:beam::shift-region-to-valid
322 ;; this is a hack to set stem lengths, if positions is set.
323 (quantized-positions . ,ly:beam::set-stem-lengths)
324 (concaveness . ,ly:beam::calc-concaveness)
325 (direction . ,ly:beam::calc-direction)
326 (shorten . ,ly:beam::calc-stem-shorten)
327 (beaming . ,ly:beam::calc-beaming)
328 (stencil . ,ly:beam::print)
330 (cross-staff . ,ly:beam::calc-cross-staff)
332 (details . ((hint-direction-penalty . 20)))
333 ;; TODO: should be in SLT.
334 (thickness . 0.48) ; in staff-space
335 (neutral-direction . ,DOWN)
337 ;; Whe have some unreferenced problems here.
339 ;; If we shorten beamed stems less than normal stems (1 staff-space),
340 ;; or high order less than 8th beams, patterns like
341 ;; c''4 [c''8 c''] c''4 [c''16 c]
342 ;; are ugly (different stem lengths).
344 ;; But if we shorten 16th beams as much as 8th beams, a single
345 ;; forced 16th beam looks *very* short.
347 ;; We choose to shorten 8th beams the same as single stems,
348 ;; and high order beams less than 8th beams, so that all
349 ;; isolated shortened beams look nice and a bit shortened,
350 ;; sadly possibly breaking patterns with high order beams.
351 (beamed-stem-shorten . (1.0 0.5 0.25))
353 (auto-knee-gap . 5.5)
355 ;; only for debugging.
356 (font-family . roman)
357 (meta . ((class . Spanner)
358 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
359 (interfaces . (staff-symbol-referencer-interface
360 unbreakable-spanner-interface
365 (stencil . ,bend::print)
367 (meta . ((class . Spanner)
368 (interfaces . (spanner-interface
369 bend-after-interface))))))
375 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
376 (X-extent . ,ly:axis-group-interface::width)
377 (break-align-orders . ;; end of line
399 time-signature custos)
413 (meta . ((class . Item)
414 (interfaces . (break-alignment-interface
415 axis-group-interface))))))
420 (X-extent . ,ly:axis-group-interface::width)
421 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
422 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
423 (meta . ((class . Item)
424 (interfaces . (break-aligned-interface
425 axis-group-interface))))))
429 (break-align-symbol . breathing-sign)
432 (ambitus . (extra-space . 2.0))
433 (custos . (minimum-space . 1.0))
434 (key-signature . (minimum-space . 1.5))
435 (time-signature . (minimum-space . 1.5))
436 (staff-bar . (minimum-space . 1.5))
437 (clef . (minimum-space . 2.0))
438 (first-note . (fixed-space . 1.0)) ;huh?
439 (right-edge . (extra-space . 0.1))))
440 (stencil . ,ly:text-interface::print)
441 (text . ,(make-musicglyph-markup "scripts.rcomma"))
442 (Y-offset . ,ly:breathing-sign::offset-callback)
443 (break-visibility . ,begin-of-line-invisible)
444 (meta . ((class . Item)
445 (interfaces . (break-aligned-interface
446 breathing-sign-interface
452 (stencil . ,ly:clef::print)
453 (glyph-name . ,ly:clef::calc-glyph-name)
455 (avoid-slur . inside)
456 (font-family . music)
457 (break-align-symbol . clef)
458 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
459 (break-visibility . ,begin-of-line-visible)
460 (space-alist . ((ambitus . (extra-space . 2.0))
461 (staff-bar . (extra-space . 0.7))
462 (key-cancellation . (minimum-space . 3.5))
463 (key-signature . (minimum-space . 3.5))
464 (time-signature . (minimum-space . 4.2))
465 (first-note . (minimum-fixed-space . 5.0))
466 (next-note . (extra-space . 0.5))
467 (right-edge . (extra-space . 0.5))))
468 (Y-offset . ,ly:staff-symbol-referencer::callback)
469 (meta . ((class . Item)
470 (interfaces . (clef-interface
471 staff-symbol-referencer-interface
473 break-aligned-interface))))))
475 (ClusterSpannerBeacon
477 (Y-extent . ,ly:cluster-beacon::height)
478 (meta . ((class . Item)
479 (interfaces . (rhythmic-grob-interface
480 cluster-beacon-interface))))))
484 (springs-and-rods . ,ly:spanner::set-spacing-rods)
485 (stencil . ,ly:cluster::print)
486 (minimum-length . 0.0)
489 (meta . ((class . Spanner)
490 (interfaces . (cluster-interface))))))
494 (stencil . ,ly:text-interface::print)
495 (after-line-breaking . ,ly:chord-name::after-line-breaking)
499 (meta . ((class . Item)
500 (interfaces . (font-interface
501 rhythmic-grob-interface
508 (stencil . ,ly:text-interface::print)
509 (extra-spacing-width . (+inf.0 . -inf.0))
510 (Y-offset . ,ly:side-position-interface::y-aligned-side)
511 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
514 (staff-padding . 0.5)
515 (script-priority . 200)
516 ;; todo: add X self alignment?
520 (meta . ((class . Item)
521 (interfaces . (text-script-interface
523 side-position-interface
528 (break-align-symbol . custos)
530 (stencil . ,ly:custos::print)
531 (break-visibility . ,end-of-line-visible)
533 (neutral-direction . ,DOWN)
534 (Y-offset . ,ly:staff-symbol-referencer::callback)
536 (first-note . (minimum-fixed-space . 0.0))
537 (right-edge . (extra-space . 0.1))))
538 (meta . ((class . Item)
541 staff-symbol-referencer-interface
543 break-aligned-interface))))))
549 (positioning-done . ,ly:dot-column::calc-positioning-done)
550 (X-extent . ,ly:axis-group-interface::width)
551 (meta . ((class . Item)
552 (interfaces . (dot-column-interface
553 axis-group-interface))))))
557 (stencil . ,ly:dots::print)
558 (dot-count . ,dots::calc-dot-count)
559 (staff-position . ,dots::calc-staff-position)
560 (meta . ((class . Item)
561 (interfaces . (font-interface
562 staff-symbol-referencer-interface
567 (stencil . ,ly:percent-repeat-item-interface::double-percent)
570 (font-encoding . fetaMusic)
573 (break-align-symbol . staff-bar)
574 (break-visibility . ,begin-of-line-invisible)
575 (meta . ((class . Item)
576 (interfaces . (font-interface
577 break-aligned-interface
578 percent-repeat-item-interface))))))
580 (DoublePercentRepeatCounter
582 (stencil . ,ly:text-interface::print)
583 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
584 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
585 (Y-offset . ,ly:side-position-interface::y-aligned-side)
586 (font-encoding . fetaNumber)
587 (self-alignment-X . 0)
591 (staff-padding . 0.25)
593 (meta . ((class . Item)
594 (interfaces . (side-position-interface
595 self-alignment-interface
596 percent-repeat-item-interface
602 (Y-offset . ,ly:side-position-interface::y-aligned-side)
603 (staff-padding . 0.1)
606 (minimum-space . 1.2)
609 (outside-staff-priority . 250)
610 (Y-extent . ,ly:axis-group-interface::height)
611 (X-extent . ,ly:axis-group-interface::width)
612 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
613 (meta . ((class . Spanner)
614 (interfaces . (axis-group-interface
616 dynamic-line-spanner-interface
617 side-position-interface))))))
624 (stencil . ,ly:text-interface::print)
625 (direction . ,ly:script-interface::calc-direction)
626 (positioning-done . ,ly:script-interface::calc-positioning-done)
628 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
629 (self-alignment-X . 0)
630 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
631 (self-alignment-Y . 0)
633 (font-encoding . fetaDynamic)
634 (font-shape . italic)
635 (extra-spacing-width . (+inf.0 . -inf.0))
636 (outside-staff-priority . 250)
637 (meta . ((class . Item)
638 (interfaces . (font-interface
640 self-alignment-interface
642 script-interface))))))
646 ;; rather ugh with NCSB
647 ;; (font-series . bold)
648 (font-shape . italic)
649 (style . dashed-line)
651 ;; make sure the spanner doesn't get too close to notes
652 (minimum-Y-extent . (-1 . 1))
653 (bound-details . ((right . ((attach-dir . ,LEFT)
657 (right-broken . ((attach-dir . ,RIGHT)
661 (left . ((attach-dir . ,LEFT)
663 (stencil-offset . (0 . -0.5))
666 (left-broken . ((attach-dir . ,RIGHT)
669 (stencil . ,ly:line-spanner::print)
670 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
671 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
673 ;; need to blend with dynamic texts.
675 (dash-fraction . 0.2)
677 (meta . ((class . Spanner)
678 (interfaces . (font-interface
680 line-spanner-interface
683 dynamic-text-spanner-interface
684 spanner-interface))))))
690 ;; sync with TextScript (?)
693 (avoid-slur . around)
695 (staff-padding . 0.5)
696 (self-alignment-X . 0)
697 (self-alignment-Y . 0)
698 (script-priority . 100)
699 (stencil . ,ly:text-interface::print)
700 (direction . ,ly:script-interface::calc-direction)
701 (positioning-done . ,ly:script-interface::calc-positioning-done)
703 (text . ,fingering::calc-text)
704 (font-encoding . fetaNumber)
705 (font-size . -5) ; don't overlap when next to heads.
706 (meta . ((class . Item)
707 (interfaces . (finger-interface
709 text-script-interface
711 side-position-interface
712 self-alignment-interface
715 . ((stencil . ,fret-board::calc-stencil)
716 (finger-code . below-string)
717 (meta . ((class . Item)
718 (interfaces . (fret-diagram-interface
726 (zigzag-width . 0.75)
729 (bound-details . ((right . ((attach-dir . ,CENTER)
732 (left . ((attach-dir . ,CENTER)
736 (stencil . ,ly:line-spanner::print)
737 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
738 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
739 (meta . ((class . Spanner)
740 (interfaces . (line-interface
741 unbreakable-spanner-interface
742 line-spanner-interface))))))
746 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
747 (spacing-increment . 0.8)
748 (shortest-duration-space . 1.6)
749 (meta . ((class . Spanner)
750 (interfaces . (grace-spacing-interface
752 spacing-options-interface
753 spanner-interface))))))
758 (meta . ((class . Item)
759 (interfaces . (grid-point-interface))))))
763 (X-extent . ,ly:grid-line-interface::width)
764 (stencil . ,ly:grid-line-interface::print)
765 (self-alignment-X . ,CENTER)
766 (X-offset . ,(ly:make-simple-closure
767 `(,+ ,(ly:make-simple-closure
768 (list ly:self-alignment-interface::centered-on-x-parent))
769 ,(ly:make-simple-closure
770 (list ly:self-alignment-interface::x-aligned-on-self)))))
772 (meta . ((class . Item)
773 (interfaces . (self-alignment-interface
774 grid-line-interface))))))
778 (stencil . ,ly:hairpin::print)
779 (springs-and-rods . ,ly:spanner::set-spacing-rods)
780 (after-line-breaking . ,ly:hairpin::after-line-breaking)
781 (grow-direction . ,hairpin::calc-grow-direction)
785 (minimum-length . 2.0)
786 (bound-padding . 1.0)
787 (self-alignment-Y . 0)
788 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
789 (meta . ((class . Spanner)
790 (interfaces . (hairpin-interface
792 self-alignment-interface
794 spanner-interface))))))
799 (stencil . ,ly:horizontal-bracket::print)
800 (Y-offset . ,ly:side-position-interface::y-aligned-side)
801 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
804 (staff-padding . 0.2)
807 (bracket-flare . (0.5 . 0.5))
808 (meta . ((class . Spanner)
809 (interfaces . (horizontal-bracket-interface
810 side-position-interface
812 spanner-interface))))))
816 (stencil . ,ly:system-start-text::print)
817 (X-offset . ,ly:side-position-interface::x-aligned-side)
819 (self-alignment-Y . ,CENTER)
820 (meta . ((class . Spanner)
821 (interfaces . (system-start-text-interface
822 side-position-interface
828 (stencil . ,ly:text-interface::print)
829 (Y-offset . ,ly:side-position-interface::y-aligned-side)
830 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
833 (self-alignment-X . ,CENTER)
834 (meta . ((class . Item)
835 (interfaces . (side-position-interface
840 (stencil . ,ly:key-signature-interface::print)
841 (glyph-name-alist . ,cancellation-glyph-name-alist)
843 (time-signature . (extra-space . 1.25))
844 (staff-bar . (extra-space . 0.6))
845 (key-signature . (extra-space . 0.5))
846 (right-edge . (extra-space . 0.5))
847 (first-note . (fixed-space . 2.5))))
848 (Y-offset . ,ly:staff-symbol-referencer::callback)
849 (break-align-symbol . key-cancellation)
850 (break-visibility . ,begin-of-line-invisible)
852 (meta . ((class . Item)
853 (interfaces . (key-cancellation-interface
854 key-signature-interface
856 break-aligned-interface))))))
859 (stencil . ,ly:key-signature-interface::print)
860 (avoid-slur . inside)
861 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
863 (time-signature . (extra-space . 1.15))
864 (staff-bar . (extra-space . 1.1))
865 (right-edge . (extra-space . 0.5))
866 (first-note . (fixed-space . 2.5))))
867 (Y-offset . ,ly:staff-symbol-referencer::callback)
868 (break-align-symbol . key-signature)
869 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
870 (break-visibility . ,begin-of-line-visible)
872 (meta . ((class . Item)
873 (interfaces . (key-signature-interface
875 break-aligned-interface))))))
880 (stencil . ,ly:tie::print)
881 (control-points . ,ly:semi-tie::calc-control-points)
882 (direction . ,ly:tie::calc-direction)
883 (details . ((ratio . 0.333)
884 (height-limit . 1.0)))
885 (head-direction . ,LEFT)
887 (meta . ((class . Item)
888 (interfaces . (semi-tie-interface))
892 (LaissezVibrerTieColumn
896 (head-direction . ,LEFT)
897 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
898 (meta . ((class . Item)
899 (interfaces . (semi-tie-column-interface))
905 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
906 (stencil . ,ly:ledger-line-spanner::print)
909 (minimum-length-fraction . 0.25)
910 (length-fraction . 0.25)
912 (meta . ((class . Spanner)
913 (interfaces . (ledger-line-spanner-interface))))))
917 (break-align-symbol . left-edge)
918 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
921 (break-visibility . ,center-invisible)
923 (custos . (extra-space . 0.0))
924 (ambitus . (extra-space . 2.0))
925 (time-signature . (extra-space . 1.0))
926 (staff-bar . (extra-space . 0.0))
927 (breathing-sign . (minimum-space . 0.0))
928 (clef . (extra-space . 0.8))
929 (first-note . (fixed-space . 2.0))
930 (right-edge . (extra-space . 0.0))
931 (key-signature . (extra-space . 0.0))
932 (key-cancellation . (extra-space . 0.0))
934 (meta . ((class . Item)
935 (interfaces . (break-aligned-interface))))))
939 ;; ugh. A ligature bracket is totally different from
944 (edge-height . (0.7 . 0.7))
945 (shorten-pair . (-0.2 . -0.2))
947 (positions . ,ly:tuplet-bracket::calc-positions)
948 (stencil . ,ly:tuplet-bracket::print)
949 (staff-padding . 0.25)
950 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
951 (control-points . ,ly:tuplet-bracket::calc-control-points)
952 (meta . ((class . Spanner)
953 (interfaces . (line-interface
954 tuplet-bracket-interface))))))
959 (stencil . ,ly:lyric-extender::print)
960 (thickness . 0.8) ; line-thickness
961 (minimum-length . 1.5)
963 (meta . ((class . Spanner)
964 (interfaces . (lyric-interface
965 lyric-extender-interface))))))
973 (minimum-length . 0.3)
974 (minimum-distance . 0.1)
976 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
977 (stencil . ,ly:lyric-hyphen::print)
979 (meta . ((class . Spanner)
980 (interfaces . (lyric-interface
982 lyric-hyphen-interface
983 spanner-interface))))))
986 . ((minimum-distance . 0.45)
987 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
991 (meta . ((class . Spanner)
992 (interfaces . (spanner-interface
993 lyric-hyphen-interface ))
999 (stencil . ,lyric-text::print)
1000 (text . ,(grob::calc-property-by-copy 'text))
1001 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1002 (self-alignment-X . 0)
1004 (font-series . bold-narrow)
1006 (extra-spacing-width . (0.0 . 0.0))
1007 (meta . ((class . Item)
1008 (interfaces . (rhythmic-grob-interface
1009 lyric-syllable-interface
1010 self-alignment-interface
1012 font-interface))))))
1017 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1019 (stencil . ,ly:measure-grouping::print)
1025 (meta . ((class . Spanner)
1026 (interfaces . (side-position-interface
1027 measure-grouping-interface))))))
1031 (neutral-direction . ,DOWN)
1032 (meta . ((class . Item)
1033 (interfaces . (melody-spanner-interface ))))))
1038 (stencil . ,ly:mensural-ligature::print)
1039 (meta . ((class . Spanner)
1040 (interfaces . (mensural-ligature-interface
1041 font-interface))))))
1045 (stencil . ,ly:text-interface::print)
1046 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1050 (outside-staff-priority . 1000)
1051 (meta . ((class . Item)
1052 (interfaces . (text-interface
1053 side-position-interface
1055 metronome-mark-interface))))))
1060 (stencil . ,ly:multi-measure-rest::print)
1061 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1062 (Y-offset . ,ly:staff-symbol-referencer::callback)
1063 (staff-position . 0)
1065 (thick-thickness . 6.6)
1066 (hair-thickness . 2.0)
1068 (meta . ((class . Spanner)
1069 (interfaces . (multi-measure-rest-interface
1070 multi-measure-interface
1073 staff-symbol-referencer-interface))))))
1076 (MultiMeasureRestNumber
1078 (bound-padding . 2.0)
1079 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1080 (stencil . ,ly:text-interface::print)
1081 (X-offset . ,(ly:make-simple-closure
1082 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1083 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1084 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1086 (self-alignment-X . 0)
1089 (staff-padding . 0.4)
1090 (font-encoding . fetaNumber)
1091 (meta . ((class . Spanner)
1092 (interfaces . (side-position-interface
1093 multi-measure-interface
1094 self-alignment-interface
1099 (MultiMeasureRestText
1101 (stencil . ,ly:text-interface::print)
1102 (X-offset . ,(ly:make-simple-closure
1103 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1104 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1106 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1107 (self-alignment-X . 0)
1110 (staff-padding . 0.25)
1111 (meta . ((class . Spanner)
1112 (interfaces . (side-position-interface
1113 multi-measure-interface
1114 self-alignment-interface
1116 text-interface))))))
1118 (NonMusicalPaperColumn
1120 (allow-loose-spacing . #t)
1122 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1123 (X-extent . ,ly:axis-group-interface::width)
1124 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1125 ;; (stencil . ,ly:paper-column::print)
1128 (line-break-permission . allow)
1129 (page-break-permission . allow)
1131 ;; debugging stuff: print column number.
1132 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1134 (meta . ((class . Paper_column)
1135 (interfaces . (paper-column-interface
1136 axis-group-interface
1137 separation-item-interface
1138 spaceable-grob-interface))))))
1143 (X-extent . ,ly:axis-group-interface::width)
1144 (Y-extent . ,ly:axis-group-interface::height)
1145 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1146 (meta . ((class . Item)
1147 (interfaces . (note-collision-interface
1148 axis-group-interface))))))
1153 (X-extent . ,ly:axis-group-interface::width)
1154 (Y-extent . ,ly:axis-group-interface::height)
1155 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1156 (meta . ((class . Item)
1157 (interfaces . (axis-group-interface
1158 separation-item-interface
1159 note-column-interface))))))
1163 (stencil . ,ly:note-head::print)
1164 (duration-log . ,note-head::calc-duration-log)
1165 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1166 (glyph-name . ,note-head::calc-glyph-name)
1167 (Y-offset . ,ly:staff-symbol-referencer::callback)
1168 (X-offset . ,ly:note-head::stem-x-shift)
1169 (meta . ((class . Item)
1170 (interfaces . (rhythmic-grob-interface
1171 rhythmic-head-interface
1175 staff-symbol-referencer-interface))))))
1179 (stem-spacing-correction . 0.5)
1180 (same-direction-correction . 0.25)
1181 (space-to-barline . #t)
1182 ;; Changed this from 0.75.
1183 ;; If you ever change this back, please document! --hwn
1184 (knee-spacing-correction . 1.0)
1185 (meta . ((class . Item)
1186 (interfaces . (spacing-interface
1187 note-spacing-interface))))))
1191 (stencil . ,ly:text-interface::print)
1192 (meta . ((class . Item)
1193 (interfaces . (note-name-interface
1195 font-interface))))))
1199 (self-alignment-X . 0)
1200 (break-visibility . ,begin-of-line-visible)
1201 (X-offset . ,(ly:make-simple-closure
1202 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1203 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1205 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1206 (stencil . ,ly:text-interface::print)
1207 (font-shape . italic)
1208 (staff-padding . 0.2)
1210 (meta . ((class . Item)
1211 (interfaces . (text-interface
1212 self-alignment-interface
1213 side-position-interface
1214 font-interface))))))
1218 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1219 (stencil . ,ly:ottava-bracket::print)
1220 (font-shape . italic)
1221 (shorten-pair . (0.0 . -0.6))
1222 (staff-padding . 1.0)
1224 (minimum-length . 1.0)
1225 (dash-fraction . 0.3)
1226 (edge-height . (0 . 1.2))
1228 (outside-staff-priority . 400)
1229 (meta . ((class . Spanner)
1230 (interfaces . (ottava-bracket-interface
1231 horizontal-bracket-interface
1233 side-position-interface
1235 text-interface))))))
1240 (allow-loose-spacing . #t)
1241 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1242 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1243 ;; (stencil . ,ly:paper-column::print)
1244 (X-extent . ,ly:axis-group-interface::width)
1247 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1248 (meta . ((class . Paper_column)
1249 (interfaces . (paper-column-interface
1250 separation-item-interface
1251 axis-group-interface
1252 spaceable-grob-interface))))))
1255 . ((stencil . ,parentheses-item::print)
1256 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1259 (meta . ((class . Item)
1260 (interfaces . (parentheses-interface font-interface))))
1263 (HarmonicParenthesesItem
1264 . ((stencil . ,parentheses-item::print)
1266 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1267 (meta . ((class . Item)
1268 (interfaces . (parentheses-interface font-interface))))
1272 . ((details . ,default-slur-details)
1273 (control-points . ,ly:slur::calc-control-points)
1274 (direction . ,ly:slur::calc-direction)
1275 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1276 (Y-extent . ,ly:slur::height)
1277 (stencil . ,ly:slur::print)
1279 (minimum-length . 1.5)
1280 (height-limit . 2.0)
1282 (cross-staff . ,ly:slur::calc-cross-staff)
1283 (meta . ((class . Spanner)
1284 (interfaces . (slur-interface))))))
1290 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1291 (stencil . ,ly:multi-measure-rest::percent)
1294 (font-encoding . fetaMusic)
1295 (meta . ((class . Spanner)
1296 (interfaces . (multi-measure-rest-interface
1298 percent-repeat-item-interface))))))
1299 (PercentRepeatCounter
1301 (stencil . ,ly:text-interface::print)
1302 (X-offset . ,(ly:make-simple-closure
1303 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1304 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1305 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1306 (self-alignment-X . 0)
1309 (staff-padding . 0.25)
1311 (font-encoding . fetaNumber)
1312 (meta . ((class . Spanner)
1313 (interfaces . (side-position-interface
1314 self-alignment-interface
1315 percent-repeat-item-interface
1317 text-interface))))))
1319 ;; an example of a text spanner
1322 (stencil . ,ly:piano-pedal-bracket::print)
1324 (bound-padding . 1.0)
1326 (bracket-flare . (0.5 . 0.5))
1327 (edge-height . (1.0 . 1.0))
1328 (shorten-pair . (0.0 . 0.0))
1330 (meta . ((class . Spanner)
1331 (interfaces . (line-interface
1332 piano-pedal-interface
1333 piano-pedal-bracket-interface))))))
1337 (stencil . ,ly:text-interface::print)
1338 (X-offset . ,(ly:make-simple-closure
1340 ,(ly:make-simple-closure
1341 (list ly:break-alignable-interface::self-align-callback))
1342 ,(ly:make-simple-closure
1343 (list ly:self-alignment-interface::x-aligned-on-self)))))
1345 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1346 (extra-spacing-width . (+inf.0 . -inf.0))
1347 (self-alignment-X . 0)
1352 (break-visibility . ,end-of-line-invisible)
1353 (break-align-symbols . (staff-bar clef))
1355 (outside-staff-priority . 1500)
1356 (meta . ((class . Item)
1357 (interfaces . (text-interface
1358 side-position-interface
1359 break-alignable-interface
1362 self-alignment-interface))))))
1366 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1369 (meta . ((class . Item)
1370 (interfaces . (rhythmic-grob-interface
1371 percent-repeat-item-interface))))))
1375 (stencil . ,ly:tie::print)
1376 (control-points . ,ly:semi-tie::calc-control-points)
1377 (direction . ,ly:tie::calc-direction)
1378 (details . ((ratio . 0.333)
1379 (height-limit . 1.0)))
1381 (head-direction . ,RIGHT)
1382 (meta . ((class . Item)
1383 (interfaces . (semi-tie-interface))
1391 (direction . ,ly:tie::calc-direction)
1392 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1394 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1395 (meta . ((class . Item)
1396 (interfaces . (semi-tie-column-interface))
1402 (stencil . ,ly:rest::print)
1403 (duration-log . ,stem::calc-duration-log)
1404 (X-extent . ,ly:rest::width)
1405 (Y-extent . ,ly:rest::height)
1406 (Y-offset . ,ly:rest::y-offset-callback)
1407 (minimum-distance . 0.25)
1408 (meta . ((class . Item)
1409 (interfaces . (font-interface
1410 rhythmic-head-interface
1411 rhythmic-grob-interface
1412 staff-symbol-referencer-interface
1413 rest-interface))))))
1417 (minimum-distance . 0.75)
1418 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1419 (meta . ((class . Item)
1420 (interfaces . (rest-collision-interface))))))
1424 ;; don't set direction here: it breaks staccato.
1426 ;; padding set in script definitions.
1427 (staff-padding . 0.25)
1428 (X-offset . ,script-interface::calc-x-offset)
1429 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1432 (stencil . ,ly:script-interface::print)
1433 (direction . ,ly:script-interface::calc-direction)
1434 (positioning-done . ,ly:script-interface::calc-positioning-done)
1435 (font-encoding . fetaMusic)
1436 (cross-staff . ,ly:script-interface::calc-cross-staff)
1437 (meta . ((class . Item)
1438 (interfaces . (script-interface
1439 side-position-interface
1440 font-interface))))))
1444 (before-line-breaking . ,ly:script-column::before-line-breaking)
1445 (meta . ((class . Item)
1446 (interfaces . (script-column-interface))))))
1449 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1450 (meta . ((class . Item)
1451 (interfaces . (script-column-interface))))))
1455 (avoid-slur . inside)
1456 (X-extent . ,ly:axis-group-interface::width)
1457 (Y-extent . ,ly:axis-group-interface::height)
1458 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1459 (stencil . ,ly:separation-item::print)
1460 (meta . ((class . Item)
1462 separation-item-interface))))))
1465 . ((details . ,default-slur-details)
1466 (control-points . ,ly:slur::calc-control-points)
1467 (direction . ,ly:slur::calc-direction)
1468 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1469 (Y-extent . ,ly:slur::height)
1470 (stencil . ,ly:slur::print)
1472 (line-thickness . 0.8)
1473 (minimum-length . 1.5)
1474 (height-limit . 2.0)
1476 (avoid-slur . inside)
1477 (cross-staff . ,ly:slur::calc-cross-staff)
1478 (meta . ((class . Spanner)
1479 (interfaces . (slur-interface))))))
1483 (stencil . ,ly:text-interface::print)
1484 (direction . ,RIGHT)
1485 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1486 (extra-spacing-width . (+inf.0 . -inf.0))
1487 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1488 (font-shape . italic)
1489 (self-alignment-X . 0)
1490 (meta . ((class . Item)
1491 (interfaces . (text-interface
1492 self-alignment-interface
1493 piano-pedal-script-interface
1494 font-interface))))))
1496 (SostenutoPedalLineSpanner
1499 (Y-extent . ,ly:axis-group-interface::height)
1500 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1502 (staff-padding . 1.0)
1504 (minimum-space . 1.0)
1506 (meta . ((class . Spanner)
1507 (interfaces . (piano-pedal-interface
1508 axis-group-interface
1509 side-position-interface))))))
1512 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1513 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1514 (average-spacing-wishes . #t)
1515 (shortest-duration-space . 2.0)
1516 (spacing-increment . 1.2)
1518 (base-shortest-duration . ,(ly:make-moment 3 16))
1519 (meta . ((class . Spanner)
1521 spacing-options-interface
1522 spacing-spanner-interface))))))
1526 (break-align-symbol . staff-bar)
1530 (stencil . ,ly:span-bar::print)
1531 (bar-size . ,ly:span-bar::calc-bar-size)
1532 (X-extent . ,ly:span-bar::width)
1533 (glyph-name . ,ly:span-bar::calc-glyph-name)
1534 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1539 ;; Ross. page 151 lists other values, we opt for a leaner look
1543 (hair-thickness . 1.6)
1544 (thick-thickness . 6.0)
1545 (meta . ((class . Item)
1546 (interfaces . (span-bar-interface
1548 bar-line-interface))))))
1552 (stencil . ,ly:text-interface::print)
1553 (font-series . bold)
1555 (X-offset . ,ly:side-position-interface::x-aligned-side)
1558 (meta . ((class . Item)
1559 (interfaces . (side-position-interface
1560 stanza-number-interface
1562 font-interface))))))
1568 (stem-spacing-correction . 0.4)
1569 (meta . ((class . Item)
1570 (interfaces . (spacing-interface
1571 staff-spacing-interface))))))
1576 (Y-extent . ,ly:staff-symbol::height)
1577 (stencil . ,ly:staff-symbol::print)
1579 (ledger-line-thickness . (1.0 . 0.1))
1581 (meta . ((class . Spanner)
1582 (interfaces . (staff-symbol-interface))))))
1586 (direction . ,ly:stem::calc-direction)
1587 (duration-log . ,stem::calc-duration-log)
1588 (default-direction . ,ly:stem::calc-default-direction)
1589 (stem-end-position . ,ly:stem::calc-stem-end-position)
1591 (neutral-direction . ,DOWN)
1592 (stem-info . ,ly:stem::calc-stem-info)
1593 (positioning-done . ,ly:stem::calc-positioning-done)
1594 (stencil . ,ly:stem::print)
1595 (X-extent . ,ly:stem::width)
1596 (Y-extent . ,ly:stem::height)
1597 (length . ,ly:stem::calc-length)
1599 (cross-staff . ,ly:stem::calc-cross-staff)
1602 ;; 3.5 (or 3 measured from note head) is standard length
1603 ;; 32nd, 64th flagged stems should be longer
1604 (lengths . (3.5 3.5 3.5 4.5 5.0))
1606 ;; FIXME. 3.5 yields too long beams (according to Ross and
1607 ;; looking at Baerenreiter examples) for a number of common
1608 ;; boundary cases. Subtracting half a beam thickness fixes
1609 ;; this, but the bug may well be somewhere else.
1611 ;; FIXME this should come from 'lengths
1612 (beamed-lengths . (3.26 3.5 3.6))
1614 ;; The 'normal' minima
1615 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1616 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1618 ;; The 'extreme case' minima
1619 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1621 ;; Stems in unnatural (forced) direction should be shortened by
1622 ;; one staff space, according to [Roush & Gourlay].
1623 ;; Flagged stems we shorten only half a staff space.
1624 (stem-shorten . (1.0 0.5))
1628 ;; We use the normal minima as minimum for the ideal lengths,
1629 ;; and the extreme minima as abolute minimum length.
1631 (X-offset . ,ly:stem::offset-callback)
1632 (Y-offset . ,ly:staff-symbol-referencer::callback)
1633 (meta . ((class . Item)
1634 (interfaces . (stem-interface
1635 font-interface))))))
1639 (Y-extent . ,ly:stem-tremolo::height)
1640 (X-extent . ,ly:stem-tremolo::width)
1641 (stencil . ,ly:stem-tremolo::print)
1642 (slope . ,ly:stem-tremolo::calc-slope)
1643 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1644 (style . ,ly:stem-tremolo::calc-style)
1645 (beam-thickness . 0.48) ; staff-space
1646 (meta . ((class . Item)
1647 (interfaces . (stem-tremolo-interface))))))
1651 (stencil . ,print-circled-text-callback)
1652 (text . ,string-number::calc-text)
1654 (staff-padding . 0.5)
1655 (self-alignment-X . 0)
1656 (self-alignment-Y . 0)
1657 (script-priority . 100)
1658 (font-encoding . fetaNumber)
1659 (font-size . -5) ; don't overlap when next to heads.
1660 (meta . ((class . Item)
1661 (interfaces . (string-number-interface
1663 text-script-interface
1665 side-position-interface
1666 self-alignment-interface
1671 (stencil . ,ly:text-interface::print)
1672 (text . ,stroke-finger::calc-text)
1673 (digit-names . #("p" "i" "m" "a" "x"))
1675 (staff-padding . 0.5)
1676 (self-alignment-X . 0)
1677 (self-alignment-Y . 0)
1678 (script-priority . 100)
1679 (font-shape . italic)
1680 (font-size . -4) ; don't overlap when next to heads.
1681 (meta . ((class . Item)
1682 (interfaces . (stroke-finger-interface
1684 text-script-interface
1686 side-position-interface
1687 self-alignment-interface
1693 (extra-spacing-width . (+inf.0 . -inf.0))
1694 (stencil . ,ly:sustain-pedal::print)
1695 (self-alignment-X . 0)
1696 (direction . ,RIGHT)
1697 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1698 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1699 (meta . ((class . Item)
1700 (interfaces . (piano-pedal-interface
1702 self-alignment-interface
1703 piano-pedal-script-interface
1704 font-interface))))))
1706 (SustainPedalLineSpanner
1709 (Y-extent . ,ly:axis-group-interface::height)
1710 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1713 (staff-padding . 1.2)
1714 (minimum-space . 1.0)
1716 (meta . ((class . Spanner)
1717 (interfaces . (piano-pedal-interface
1718 axis-group-interface
1719 side-position-interface))))))
1724 (X-extent . ,ly:axis-group-interface::width)
1725 (Y-extent . ,ly:axis-group-interface::height)
1726 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1727 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1728 (meta . ((class . System)
1729 (interfaces . (system-interface
1730 axis-group-interface))))))
1736 (stencil . ,ly:system-start-delimiter::print)
1737 (collapse-height . 5.0)
1738 (X-offset . ,ly:side-position-interface::x-aligned-side)
1740 (font-encoding . fetaBraces)
1742 (meta . ((class . Spanner)
1743 (interfaces . (system-start-delimiter-interface
1744 side-position-interface
1745 font-interface))))))
1751 (X-offset . ,ly:side-position-interface::x-aligned-side)
1753 (stencil . ,ly:system-start-delimiter::print)
1754 (style . line-bracket)
1756 (meta . ((class . Spanner)
1757 (interfaces . (font-interface
1758 side-position-interface
1759 system-start-delimiter-interface))))))
1764 (X-offset . ,ly:side-position-interface::x-aligned-side)
1766 (stencil . ,ly:system-start-delimiter::print)
1768 (collapse-height . 5.0)
1770 (meta . ((class . Spanner)
1771 (interfaces . (font-interface
1772 side-position-interface
1773 system-start-delimiter-interface))))))
1780 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1781 (X-offset . ,ly:side-position-interface::x-aligned-side)
1785 (stencil . ,ly:system-start-delimiter::print)
1786 (meta . ((class . Spanner)
1787 (interfaces . (side-position-interface
1788 system-start-delimiter-interface))))))
1792 (stencil . ,ly:text-interface::print)
1793 (Y-offset . ,ly:staff-symbol-referencer::callback)
1794 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1797 (stem-attachment . (0.0 . 1.35))
1798 (font-series . bold)
1799 (meta . ((class . Item)
1801 . (rhythmic-head-interface
1802 font-interface rhythmic-grob-interface
1804 staff-symbol-referencer-interface
1805 text-interface))))))
1809 (extra-spacing-width . (+inf.0 . -inf.0))
1810 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1811 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1815 ;; sync with Fingering ?
1817 (staff-padding . 0.5)
1819 (stencil . ,ly:text-interface::print)
1820 (direction . ,ly:script-interface::calc-direction)
1821 (positioning-done . ,ly:script-interface::calc-positioning-done)
1823 (outside-staff-priority . 450)
1824 (avoid-slur . around)
1825 (slur-padding . 0.5)
1826 (script-priority . 200)
1827 ;; todo: add X self alignment?
1828 (meta . ((class . Item)
1829 (interfaces . (text-script-interface
1831 side-position-interface
1832 font-interface))))))
1836 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1837 (font-shape . italic)
1838 (style . dashed-line)
1839 (staff-padding . 0.8)
1840 (dash-fraction . 0.2)
1844 (outside-staff-priority . 350)
1846 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1847 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1848 (bound-details . ((left . ((Y . 0)
1850 (attach-dir . ,LEFT)
1856 (stencil . ,ly:line-spanner::print)
1858 (meta . ((class . Spanner)
1859 (interfaces . (line-spanner-interface
1860 side-position-interface
1861 font-interface))))))
1865 (control-points . ,ly:tie::calc-control-points)
1866 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1867 (avoid-slur . inside)
1868 (direction . ,ly:tie::calc-direction)
1869 (stencil . ,ly:tie::print)
1872 ;; for a full list, see tie-details.cc
1874 (center-staff-line-clearance . 0.6)
1875 (tip-staff-line-clearance . 0.45)
1876 (note-head-gap . 0.2)
1878 (height-limit . 1.0)
1879 (horizontal-distance-penalty-factor . 10)
1880 (same-dir-as-stem-penalty . 8)
1881 (min-length-penalty-factor . 26)
1882 (tie-tie-collision-distance . 0.45)
1883 (tie-tie-collision-penalty . 25.0)
1884 (intra-space-threshold . 1.25)
1885 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1886 (outer-tie-length-symmetry-penalty-factor . 10)
1887 (vertical-distance-penalty-factor . 7)
1888 (outer-tie-vertical-gap . 0.25)
1889 (multi-tie-region-size . 1)
1890 (single-tie-region-size . 4)
1891 (between-length-limit . 1.0)))
1894 (line-thickness . 0.8)
1895 (meta . ((class . Spanner)
1896 (interfaces . (tie-interface))))
1901 (positioning-done . ,ly:tie-column::calc-positioning-done)
1902 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1905 (meta . ((class . Spanner)
1906 (interfaces . (tie-column-interface))))))
1910 (stencil . ,ly:time-signature::print)
1911 (break-align-symbol . time-signature)
1913 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1914 (break-visibility . ,all-visible)
1915 (avoid-slur . inside)
1917 (first-note . (fixed-space . 2.0))
1918 (right-edge . (extra-space . 0.5))
1919 (staff-bar . (minimum-space . 2.0))))
1922 (meta . ((class . Item)
1923 (interfaces . (time-signature-interface
1924 break-aligned-interface
1925 font-interface))))))
1929 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1930 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1932 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1934 (make-musicglyph-markup "scripts.trill")))
1936 (stencil-offset . (-0.5 . 0))
1938 (attach-dir . ,LEFT)
1940 (left-broken . ((end-on-note . #t)))
1944 (stencil . ,ly:line-spanner::print)
1947 (staff-padding . 1.0)
1950 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1952 (outside-staff-priority . 50)
1953 (meta . ((class . Spanner)
1954 (interfaces . (line-spanner-interface
1956 trill-spanner-interface
1957 side-position-interface
1958 font-interface))))))
1960 (TrillPitchAccidental
1961 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1966 (stencil . ,ly:accidental-interface::print)
1967 (Y-extent . ,ly:accidental-interface::height)
1968 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1969 (meta . ((class . Item)
1970 (interfaces . (trill-pitch-accidental-interface
1971 accidental-interface
1972 side-position-interface
1973 font-interface))))))
1976 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1979 (stencil . ,parenthesize-elements)
1980 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1981 (direction . ,RIGHT)
1984 (meta . ((class . Item)
1985 (interfaces . (side-position-interface
1986 parentheses-interface
1988 rhythmic-head-interface
1990 axis-group-interface))))))
1994 (stencil . ,ly:note-head::print)
1996 (Y-offset . ,ly:staff-symbol-referencer::callback)
1998 (meta . ((class . Item)
1999 (interfaces . (rhythmic-head-interface
2001 pitched-trill-interface
2003 staff-symbol-referencer-interface))))))
2009 (edge-height . (0.7 . 0.7))
2010 (shorten-pair . (-0.2 . -0.2))
2011 (staff-padding . 0.25)
2012 (direction . ,ly:tuplet-bracket::calc-direction)
2013 (positions . ,ly:tuplet-bracket::calc-positions)
2014 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2015 (control-points . ,ly:tuplet-bracket::calc-control-points)
2016 (stencil . ,ly:tuplet-bracket::print)
2017 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2019 (meta . ((class . Spanner)
2020 (interfaces . (line-interface
2021 tuplet-bracket-interface))))))
2025 (stencil . ,ly:tuplet-number::print)
2026 (text . ,tuplet-number::calc-denominator-text)
2027 (font-shape . italic)
2029 (avoid-slur . inside)
2030 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2031 (meta . ((class . Spanner)
2032 (interfaces . (text-interface tuplet-number-interface
2033 font-interface))))))
2037 (stencil . ,ly:text-interface::print)
2038 (font-shape . italic)
2039 (extra-spacing-width . (+inf.0 . -inf.0))
2040 (self-alignment-X . 0)
2041 (direction . ,RIGHT)
2042 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2043 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2044 (meta . ((class . Item)
2045 (interfaces . (text-interface
2046 piano-pedal-script-interface
2047 self-alignment-interface
2048 font-interface))))))
2050 (UnaCordaPedalLineSpanner
2053 (Y-extent . ,ly:axis-group-interface::height)
2054 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2057 (staff-padding . 1.2)
2058 (minimum-space . 1.0)
2060 (meta . ((class . Spanner)
2061 (interfaces . (piano-pedal-interface
2062 axis-group-interface
2063 side-position-interface))))))
2069 (stencil . ,ly:vaticana-ligature::print)
2070 (meta . ((class . Spanner)
2071 (interfaces . (vaticana-ligature-interface
2072 font-interface))))))
2077 (positioning-done . ,ly:align-interface::calc-positioning-done)
2078 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2079 (Y-extent . ,ly:axis-group-interface::height)
2080 (X-extent . ,ly:axis-group-interface::width)
2083 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2084 (max-stretch . ,ly:align-interface::calc-max-stretch)
2085 (meta . ((class . Spanner)
2086 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2087 (interfaces . (align-interface
2088 axis-group-interface))))))
2092 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2093 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2094 (X-extent . ,ly:axis-group-interface::width)
2095 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2096 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2097 (stencil . ,ly:axis-group-interface::print)
2098 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2099 (meta . ((class . Spanner)
2100 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2101 (interfaces . (axis-group-interface
2102 hara-kiri-group-spanner-interface
2103 vertically-spaceable-interface))))))
2108 (stencil . ,ly:volta-bracket-interface::print)
2109 (font-encoding . fetaNumber)
2110 (thickness . 1.6) ;; line-thickness
2111 (edge-height . (2.0 . 2.0)) ;; staff-space;
2114 (meta . ((class . Spanner)
2115 (interfaces . (volta-bracket-interface
2116 horizontal-bracket-interface
2119 side-position-interface
2123 (VoltaBracketSpanner
2129 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2130 (outside-staff-priority . 100)
2131 (Y-extent . ,ly:axis-group-interface::height)
2132 (X-extent . ,ly:axis-group-interface::width)
2133 (no-alignment . ,#t)
2134 (meta . ((class . Spanner)
2135 (interfaces . (side-position-interface
2136 axis-group-interface)))
2146 (bound-details . ((right . ((attach-dir . ,CENTER)
2149 (left . ((attach-dir . ,CENTER)
2153 (stencil . ,ly:line-spanner::print)
2154 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2155 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2156 (meta . ((class . Spanner)
2157 (interfaces . (line-spanner-interface
2163 (define (completize-grob-entry x)
2164 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2166 ;; (display (car x))
2168 (let* ((name-sym (car x))
2169 (grob-entry (cdr x))
2170 (meta-entry (cdr (assoc 'meta grob-entry)))
2171 (class (cdr (assoc 'class meta-entry)))
2173 (cdr (assoc 'interfaces meta-entry))))
2177 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2178 ((eq? 'Spanner class)
2179 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2180 ((eq? 'Paper_column class)
2181 (set! ifaces-entry (cons 'item-interface
2182 (cons 'paper-column-interface ifaces-entry))))
2183 ((eq? 'System class)
2184 (set! ifaces-entry (cons 'system-interface
2185 (cons 'spanner-interface ifaces-entry))))
2187 (ly:warning "Unknown class ~a" class)))
2189 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2190 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2192 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2193 (set! meta-entry (assoc-set! meta-entry 'interfaces
2195 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2196 (cons name-sym grob-entry)))
2198 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2200 ;; (display (map pair? all-grob-descriptions))
2202 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2205 ;; (display (car x)) (newline)
2207 (set-object-property! (car x) 'translation-type? list?)
2208 (set-object-property! (car x) 'is-grob? #t))
2209 all-grob-descriptions)
2211 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2213 (define pure-print-callbacks
2215 print-circled-text-callback
2218 ly:arpeggio::brew-chord-bracket
2223 ly:text-interface::print
2224 ly:script-interface::print))
2226 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2227 (define (pure-stencil-height grob start stop)
2228 (let ((sten (ly:grob-property-data grob 'stencil)))
2231 (memq sten pure-print-callbacks))
2232 (ly:grob::stencil-height grob)
2235 (define pure-conversions-alist
2237 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2238 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2239 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2240 (,ly:stem::height . ,ly:stem::pure-height)
2241 (,ly:rest::height . ,ly:rest::pure-height)
2242 (,ly:grob::stencil-height . ,pure-stencil-height)
2243 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2244 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2245 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2246 (,ly:slur::height . ,ly:slur::pure-height)
2247 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2249 (define pure-functions
2251 ly:staff-symbol-referencer::callback
2252 ly:staff-symbol::height))
2254 (define-public (pure-relevant? grob)
2255 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2258 (pair? extent-callback)
2259 (memq extent-callback pure-functions)
2261 (pair? (assq extent-callback pure-conversions-alist))
2264 (not (eq? extent-callback ly:grob::stencil-height))
2265 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2266 (ly:stencil? (ly:grob-property-data grob 'stencil))
2270 (define-public (call-pure-function unpure args start end)
2271 (if (ly:simple-closure? unpure)
2272 (ly:eval-simple-closure (car args) unpure start end)
2273 (if (not (procedure? unpure))
2275 (if (memq unpure pure-functions)
2277 (let ((pure (assq unpure pure-conversions-alist)))
2281 (list (car args) start end)