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 (list ly:self-alignment-interface::centered-on-x-parent))
51 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
52 (self-alignment-X . ,CENTER)
54 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
55 (alteration . ,accidental-interface::calc-alteration)
56 (Y-offset . ,ly:side-position-interface::y-aligned-side)
58 (staff-padding . 0.25)
59 (outside-staff-priority . 0)
62 (meta . ((class . Item)
63 (interfaces . (side-position-interface
66 accidental-suggestion-interface
67 self-alignment-interface
74 ;; for horizontally stacked scripts.
75 (script-priority . -100)
78 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
79 (X-extent . ,ly:axis-group-interface::width)
81 ;; this is quite small, but it is very ugly to have
82 ;; accs closer to the previous note than to the next one.
83 (right-padding . 0.15)
84 (meta . ((class . Item)
85 (interfaces . (accidental-placement-interface))))))
90 (X-extent . ,ly:axis-group-interface::width)
91 (Y-extent . ,ly:axis-group-interface::height)
93 (clef . (extra-space . 0.5))
94 (key-signature . (extra-space . 0.0))
95 (staff-bar . (extra-space . 0.0))
96 (time-signature . (extra-space . 0.0))
97 (first-note . (fixed-space . 0.0))))
99 (break-align-symbol . ambitus)
100 (break-visibility . ,begin-of-line-visible)
101 (meta . ((class . Item)
102 (interfaces . (axis-group-interface
103 break-aligned-interface
104 ambitus-interface))))))
108 (stencil . ,ly:ambitus::print)
111 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
112 (meta . ((class . Item)
113 (interfaces . (ambitus-interface
114 staff-symbol-referencer-interface
118 (font-family . music)
120 (X-offset . ,ly:side-position-interface::x-aligned-side)
122 (stencil . ,ly:accidental-interface::print)
123 (Y-extent . ,ly:accidental-interface::height)
124 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
126 (meta . ((class . Item)
129 break-aligned-interface
130 side-position-interface
136 (stencil . ,ly:note-head::print)
137 (glyph-name . ,note-head::calc-glyph-name)
138 (Y-offset . ,ly:staff-symbol-referencer::callback)
139 (meta . ((class . Item)
140 (interfaces . (font-interface
143 staff-symbol-referencer-interface
144 rhythmic-head-interface
145 ledgered-interface))))))
148 . ((X-extent . ,ly:arpeggio::width)
149 (stencil . ,ly:arpeggio::print)
150 (Y-offset . ,ly:staff-symbol-referencer::callback)
151 (X-offset . ,ly:side-position-interface::x-aligned-side)
153 (positions . ,ly:arpeggio::calc-positions)
155 (script-priority . 0)
157 (staff-position . 0.0)
158 (Y-extent . ,ly:arpeggio::height)
159 (meta . ((class . Item)
160 (interfaces . (arpeggio-interface
161 staff-symbol-referencer-interface
162 side-position-interface
166 . ((stencil . ,ly:balloon-interface::print)
167 (text . ,(grob::calc-property-by-copy 'text))
168 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
169 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
170 (meta . ((class . Item)
171 (interfaces . (text-interface
175 (break-align-symbol . staff-bar)
176 (break-align-anchor . ,ly:bar-line::calc-anchor)
180 (break-visibility . ,bar-line::calc-break-visibility)
182 (stencil . ,ly:bar-line::print)
183 (glyph-name . ,bar-line::calc-glyph-name)
184 (bar-size . ,ly:bar-line::calc-bar-size)
187 (time-signature . (extra-space . 0.75))
188 (custos . (minimum-space . 2.0))
189 (clef . (minimum-space . 1.0))
190 (key-signature . (extra-space . 1.0))
191 (key-cancellation . (extra-space . 1.0))
192 (first-note . (fixed-space . 1.3))
193 (next-note . (semi-fixed-space . 0.9))
194 (right-edge . (extra-space . 0.0))))
197 ;; Ross. page 151 lists other values, we opt for a leaner look
200 ;; kern should scale with line-thickness too.
203 (hair-thickness . 1.9)
204 (thick-thickness . 6.0)
205 (meta . ((class . Item)
206 (interfaces . (bar-line-interface
207 break-aligned-interface
212 (stencil . ,ly:text-interface::print)
214 (break-visibility . ,begin-of-line-visible)
217 (font-family . roman)
219 (Y-offset . ,ly:side-position-interface::y-aligned-side)
221 (outside-staff-priority . 100)
222 (X-offset . ,(ly:make-simple-closure
224 ,(ly:make-simple-closure
225 (list ly:break-alignable-interface::self-align-callback))
226 ,(ly:make-simple-closure
227 (list ly:self-alignment-interface::x-aligned-on-self)))))
229 (self-alignment-X . 1)
231 ;; want the bar number before the clef at line start.
232 (break-align-symbols . (left-edge staff-bar))
235 (interfaces . (side-position-interface
237 break-alignable-interface
238 self-alignment-interface
245 (stencil . ,ly:text-interface::print)
246 (meta . ((class . Item)
247 (interfaces . (text-interface
248 rhythmic-grob-interface
249 bass-figure-interface
255 (threshold . (2 . 1000))
256 (positioning-done . ,ly:align-interface::calc-positioning-done)
257 (Y-extent . ,ly:axis-group-interface::height)
260 (meta . ((class . Spanner)
261 (interfaces . (align-interface
262 bass-figure-alignment-interface
263 axis-group-interface))))))
265 (BassFigureAlignmentPositioning
266 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
269 (Y-extent . ,ly:axis-group-interface::height)
271 (staff-padding . 1.0)
273 (meta . ((class . Spanner)
274 (interfaces . (side-position-interface
280 (stencil . ,ly:enclosing-bracket::print)
281 (X-extent . ,ly:enclosing-bracket::width)
282 (edge-height . (0.2 . 0.2))
283 (meta . ((class . Item)
284 (interfaces . (enclosing-bracket-interface)) ))
286 (BassFigureContinuation
288 (stencil . ,ly:figured-bass-continuation::print)
289 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
290 (meta . ((class . Spanner)
291 (interfaces . (figured-bass-continuation-interface))
296 (Y-extent . ,ly:axis-group-interface::height)
297 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
298 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
299 (meta . ((class . Spanner)
300 (interfaces . (axis-group-interface
306 ;; todo: clean this up a bit: the list is getting
309 (positions . ,(ly:make-simple-closure
310 (ly:make-simple-closure
311 (list chain-grob-member-functions
313 ly:beam::calc-least-squares-positions
314 ly:beam::slope-damping
315 ly:beam::shift-region-to-valid
319 ;; this is a hack to set stem lengths, if positions is set.
320 (quantized-positions . ,ly:beam::set-stem-lengths)
321 (concaveness . ,ly:beam::calc-concaveness)
322 (direction . ,ly:beam::calc-direction)
323 (shorten . ,ly:beam::calc-stem-shorten)
324 (beaming . ,ly:beam::calc-beaming)
325 (stencil . ,ly:beam::print)
327 (cross-staff . ,ly:beam::calc-cross-staff)
329 (details . ((hint-direction-penalty . 20)))
330 ;; TODO: should be in SLT.
331 (thickness . 0.48) ; in staff-space
332 (neutral-direction . ,DOWN)
334 ;; Whe have some unreferenced problems here.
336 ;; If we shorten beamed stems less than normal stems (1 staff-space),
337 ;; or high order less than 8th beams, patterns like
338 ;; c''4 [c''8 c''] c''4 [c''16 c]
339 ;; are ugly (different stem lengths).
341 ;; But if we shorten 16th beams as much as 8th beams, a single
342 ;; forced 16th beam looks *very* short.
344 ;; We choose to shorten 8th beams the same as single stems,
345 ;; and high order beams less than 8th beams, so that all
346 ;; isolated shortened beams look nice and a bit shortened,
347 ;; sadly possibly breaking patterns with high order beams.
348 (beamed-stem-shorten . (1.0 0.5 0.25))
350 (auto-knee-gap . 5.5)
352 ;; only for debugging.
353 (font-family . roman)
354 (meta . ((class . Spanner)
355 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
356 (interfaces . (staff-symbol-referencer-interface
357 unbreakable-spanner-interface
362 (stencil . ,bend::print)
364 (meta . ((class . Spanner)
365 (interfaces . (spanner-interface
366 bend-after-interface))))))
372 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
373 (X-extent . ,ly:axis-group-interface::width)
374 (break-align-orders . ;; end of line
396 time-signature custos)
410 (meta . ((class . Item)
411 (interfaces . (break-alignment-interface
412 axis-group-interface))))))
417 (X-extent . ,ly:axis-group-interface::width)
418 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
419 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
420 (meta . ((class . Item)
421 (interfaces . (break-aligned-interface
422 axis-group-interface))))))
426 (break-align-symbol . breathing-sign)
429 (ambitus . (extra-space . 2.0))
430 (custos . (minimum-space . 1.0))
431 (key-signature . (minimum-space . 1.5))
432 (time-signature . (minimum-space . 1.5))
433 (staff-bar . (minimum-space . 1.5))
434 (clef . (minimum-space . 2.0))
435 (first-note . (fixed-space . 1.0)) ;huh?
436 (right-edge . (extra-space . 0.1))))
437 (stencil . ,ly:text-interface::print)
438 (text . ,(make-musicglyph-markup "scripts.rcomma"))
439 (Y-offset . ,ly:breathing-sign::offset-callback)
440 (break-visibility . ,begin-of-line-invisible)
441 (meta . ((class . Item)
442 (interfaces . (break-aligned-interface
443 breathing-sign-interface
449 (stencil . ,ly:clef::print)
450 (glyph-name . ,ly:clef::calc-glyph-name)
452 (avoid-slur . inside)
453 (font-family . music)
454 (break-align-symbol . clef)
455 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
456 (break-visibility . ,begin-of-line-visible)
457 (space-alist . ((ambitus . (extra-space . 2.0))
458 (staff-bar . (extra-space . 0.7))
459 (key-cancellation . (minimum-space . 3.5))
460 (key-signature . (minimum-space . 3.5))
461 (time-signature . (minimum-space . 4.2))
462 (first-note . (minimum-fixed-space . 5.0))
463 (next-note . (extra-space . 0.5))
464 (right-edge . (extra-space . 0.5))))
465 (Y-offset . ,ly:staff-symbol-referencer::callback)
466 (meta . ((class . Item)
467 (interfaces . (clef-interface
468 staff-symbol-referencer-interface
470 break-aligned-interface))))))
472 (ClusterSpannerBeacon
474 (Y-extent . ,ly:cluster-beacon::height)
475 (meta . ((class . Item)
476 (interfaces . (rhythmic-grob-interface
477 cluster-beacon-interface))))))
481 (springs-and-rods . ,ly:spanner::set-spacing-rods)
482 (stencil . ,ly:cluster::print)
483 (minimum-length . 0.0)
486 (meta . ((class . Spanner)
487 (interfaces . (cluster-interface))))))
491 (stencil . ,ly:text-interface::print)
492 (after-line-breaking . ,ly:chord-name::after-line-breaking)
496 (meta . ((class . Item)
497 (interfaces . (font-interface
498 rhythmic-grob-interface
505 (stencil . ,ly:text-interface::print)
506 (extra-spacing-width . (+inf.0 . -inf.0))
507 (Y-offset . ,ly:side-position-interface::y-aligned-side)
508 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
511 (staff-padding . 0.5)
512 (script-priority . 200)
513 ;; todo: add X self alignment?
517 (meta . ((class . Item)
518 (interfaces . (text-script-interface
520 side-position-interface
525 (break-align-symbol . custos)
527 (stencil . ,ly:custos::print)
528 (break-visibility . ,end-of-line-visible)
530 (neutral-direction . ,DOWN)
531 (Y-offset . ,ly:staff-symbol-referencer::callback)
533 (first-note . (minimum-fixed-space . 0.0))
534 (right-edge . (extra-space . 0.1))))
535 (meta . ((class . Item)
538 staff-symbol-referencer-interface
540 break-aligned-interface))))))
546 (positioning-done . ,ly:dot-column::calc-positioning-done)
547 (X-extent . ,ly:axis-group-interface::width)
548 (meta . ((class . Item)
549 (interfaces . (dot-column-interface
550 axis-group-interface))))))
554 (stencil . ,ly:dots::print)
555 (dot-count . ,dots::calc-dot-count)
556 (staff-position . ,dots::calc-staff-position)
557 (meta . ((class . Item)
558 (interfaces . (font-interface
559 staff-symbol-referencer-interface
564 (stencil . ,ly:percent-repeat-item-interface::double-percent)
567 (font-encoding . fetaMusic)
570 (break-align-symbol . staff-bar)
571 (break-visibility . ,begin-of-line-invisible)
572 (meta . ((class . Item)
573 (interfaces . (font-interface
574 break-aligned-interface
575 percent-repeat-item-interface))))))
577 (DoublePercentRepeatCounter
579 (stencil . ,ly:text-interface::print)
580 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
581 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
582 (Y-offset . ,ly:side-position-interface::y-aligned-side)
583 (font-encoding . fetaNumber)
584 (self-alignment-X . 0)
588 (staff-padding . 0.25)
590 (meta . ((class . Item)
591 (interfaces . (side-position-interface
592 self-alignment-interface
593 percent-repeat-item-interface
599 (Y-offset . ,ly:side-position-interface::y-aligned-side)
600 (staff-padding . 0.1)
603 (minimum-space . 1.2)
606 (outside-staff-priority . 250)
607 (Y-extent . ,ly:axis-group-interface::height)
608 (X-extent . ,ly:axis-group-interface::width)
609 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
610 (meta . ((class . Spanner)
611 (interfaces . (axis-group-interface
613 dynamic-line-spanner-interface
614 side-position-interface))))))
621 (stencil . ,ly:text-interface::print)
622 (direction . ,ly:script-interface::calc-direction)
623 (positioning-done . ,ly:script-interface::calc-positioning-done)
625 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
626 (self-alignment-X . 0)
627 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
628 (self-alignment-Y . 0)
630 (font-encoding . fetaDynamic)
631 (font-shape . italic)
632 (extra-spacing-width . (+inf.0 . -inf.0))
633 (outside-staff-priority . 250)
634 (meta . ((class . Item)
635 (interfaces . (font-interface
637 self-alignment-interface
639 script-interface))))))
643 ;; rather ugh with NCSB
644 ;; (font-series . bold)
645 (font-shape . italic)
646 (style . dashed-line)
648 ;; make sure the spanner doesn't get too close to notes
649 (minimum-Y-extent . (-1 . 1))
650 (bound-details . ((right . ((attach-dir . ,LEFT)
654 (right-broken . ((attach-dir . ,RIGHT)
658 (left . ((attach-dir . ,LEFT)
660 (stencil-offset . (0 . -0.5))
663 (left-broken . ((attach-dir . ,RIGHT)
666 (stencil . ,ly:line-spanner::print)
667 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
668 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
670 ;; need to blend with dynamic texts.
672 (dash-fraction . 0.2)
674 (meta . ((class . Spanner)
675 (interfaces . (font-interface
677 line-spanner-interface
680 dynamic-text-spanner-interface
681 spanner-interface))))))
687 ;; sync with TextScript (?)
690 (avoid-slur . around)
692 (staff-padding . 0.5)
693 (self-alignment-X . 0)
694 (self-alignment-Y . 0)
695 (script-priority . 100)
696 (stencil . ,ly:text-interface::print)
697 (direction . ,ly:script-interface::calc-direction)
698 (positioning-done . ,ly:script-interface::calc-positioning-done)
700 (text . ,fingering::calc-text)
701 (font-encoding . fetaNumber)
702 (font-size . -5) ; don't overlap when next to heads.
703 (meta . ((class . Item)
704 (interfaces . (finger-interface
706 text-script-interface
708 side-position-interface
709 self-alignment-interface
712 . ((stencil . ,fret-board::calc-stencil)
713 (finger-code . below-string)
714 (meta . ((class . Item)
715 (interfaces . (fret-diagram-interface
723 (zigzag-width . 0.75)
726 (bound-details . ((right . ((attach-dir . ,CENTER)
729 (left . ((attach-dir . ,CENTER)
733 (stencil . ,ly:line-spanner::print)
734 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
735 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
736 (meta . ((class . Spanner)
737 (interfaces . (line-interface
738 unbreakable-spanner-interface
739 line-spanner-interface))))))
743 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
744 (spacing-increment . 0.8)
745 (shortest-duration-space . 1.6)
746 (meta . ((class . Spanner)
747 (interfaces . (grace-spacing-interface
749 spacing-options-interface
750 spanner-interface))))))
755 (meta . ((class . Item)
756 (interfaces . (grid-point-interface))))))
760 (X-extent . ,ly:grid-line-interface::width)
761 (stencil . ,ly:grid-line-interface::print)
762 (self-alignment-X . ,CENTER)
763 (X-offset . ,(ly:make-simple-closure
764 `(,+ ,(ly:make-simple-closure
765 (list ly:self-alignment-interface::centered-on-x-parent))
766 ,(ly:make-simple-closure
767 (list ly:self-alignment-interface::x-aligned-on-self)))))
769 (meta . ((class . Item)
770 (interfaces . (self-alignment-interface
771 grid-line-interface))))))
775 (stencil . ,ly:hairpin::print)
776 (springs-and-rods . ,ly:spanner::set-spacing-rods)
777 (after-line-breaking . ,ly:hairpin::after-line-breaking)
778 (grow-direction . ,hairpin::calc-grow-direction)
782 (minimum-length . 2.0)
783 (bound-padding . 1.0)
784 (self-alignment-Y . 0)
785 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
786 (meta . ((class . Spanner)
787 (interfaces . (hairpin-interface
789 self-alignment-interface
791 spanner-interface))))))
796 (stencil . ,ly:horizontal-bracket::print)
797 (Y-offset . ,ly:side-position-interface::y-aligned-side)
798 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
801 (staff-padding . 0.2)
804 (bracket-flare . (0.5 . 0.5))
805 (meta . ((class . Spanner)
806 (interfaces . (horizontal-bracket-interface
807 side-position-interface
809 spanner-interface))))))
813 (stencil . ,ly:system-start-text::print)
814 (X-offset . ,ly:side-position-interface::x-aligned-side)
816 (self-alignment-Y . ,CENTER)
817 (meta . ((class . Spanner)
818 (interfaces . (system-start-text-interface
819 side-position-interface
825 (stencil . ,ly:text-interface::print)
826 (Y-offset . ,ly:side-position-interface::y-aligned-side)
827 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
830 (self-alignment-X . ,CENTER)
831 (meta . ((class . Item)
832 (interfaces . (side-position-interface
837 (stencil . ,ly:key-signature-interface::print)
838 (glyph-name-alist . ,cancellation-glyph-name-alist)
840 (time-signature . (extra-space . 1.25))
841 (staff-bar . (extra-space . 0.6))
842 (key-signature . (extra-space . 0.5))
843 (right-edge . (extra-space . 0.5))
844 (first-note . (fixed-space . 2.5))))
845 (Y-offset . ,ly:staff-symbol-referencer::callback)
846 (break-align-symbol . key-cancellation)
847 (break-visibility . ,begin-of-line-invisible)
849 (meta . ((class . Item)
850 (interfaces . (key-cancellation-interface
851 key-signature-interface
853 break-aligned-interface))))))
856 (stencil . ,ly:key-signature-interface::print)
857 (avoid-slur . inside)
858 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
860 (time-signature . (extra-space . 1.15))
861 (staff-bar . (extra-space . 1.1))
862 (right-edge . (extra-space . 0.5))
863 (first-note . (fixed-space . 2.5))))
864 (Y-offset . ,ly:staff-symbol-referencer::callback)
865 (break-align-symbol . key-signature)
866 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
867 (break-visibility . ,begin-of-line-visible)
869 (meta . ((class . Item)
870 (interfaces . (key-signature-interface
872 break-aligned-interface))))))
877 (stencil . ,ly:tie::print)
878 (control-points . ,ly:semi-tie::calc-control-points)
879 (direction . ,ly:tie::calc-direction)
880 (details . ((ratio . 0.333)
881 (height-limit . 1.0)))
882 (head-direction . ,LEFT)
884 (meta . ((class . Item)
885 (interfaces . (semi-tie-interface))
889 (LaissezVibrerTieColumn
893 (head-direction . ,LEFT)
894 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
895 (meta . ((class . Item)
896 (interfaces . (semi-tie-column-interface))
902 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
903 (stencil . ,ly:ledger-line-spanner::print)
906 (minimum-length-fraction . 0.25)
907 (length-fraction . 0.25)
909 (meta . ((class . Spanner)
910 (interfaces . (ledger-line-spanner-interface))))))
914 (break-align-symbol . left-edge)
915 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
918 (break-visibility . ,center-invisible)
920 (custos . (extra-space . 0.0))
921 (ambitus . (extra-space . 2.0))
922 (time-signature . (extra-space . 1.0))
923 (staff-bar . (extra-space . 0.0))
924 (breathing-sign . (minimum-space . 0.0))
925 (clef . (extra-space . 0.8))
926 (first-note . (fixed-space . 2.0))
927 (right-edge . (extra-space . 0.0))
928 (key-signature . (extra-space . 0.0))
929 (key-cancellation . (extra-space . 0.0))
931 (meta . ((class . Item)
932 (interfaces . (break-aligned-interface))))))
936 ;; ugh. A ligature bracket is totally different from
941 (edge-height . (0.7 . 0.7))
942 (shorten-pair . (-0.2 . -0.2))
944 (positions . ,ly:tuplet-bracket::calc-positions)
945 (stencil . ,ly:tuplet-bracket::print)
946 (staff-padding . 0.25)
947 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
948 (control-points . ,ly:tuplet-bracket::calc-control-points)
949 (meta . ((class . Spanner)
950 (interfaces . (line-interface
951 tuplet-bracket-interface))))))
956 (stencil . ,ly:lyric-extender::print)
957 (thickness . 0.8) ; line-thickness
958 (minimum-length . 1.5)
960 (meta . ((class . Spanner)
961 (interfaces . (lyric-interface
962 lyric-extender-interface))))))
970 (minimum-length . 0.3)
971 (minimum-distance . 0.1)
973 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
974 (stencil . ,ly:lyric-hyphen::print)
976 (meta . ((class . Spanner)
977 (interfaces . (lyric-interface
979 lyric-hyphen-interface
980 spanner-interface))))))
983 . ((minimum-distance . 0.45)
984 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
988 (meta . ((class . Spanner)
989 (interfaces . (spanner-interface
990 lyric-hyphen-interface ))
996 (stencil . ,lyric-text::print)
997 (text . ,(grob::calc-property-by-copy 'text))
998 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
999 (self-alignment-X . 0)
1001 (font-series . bold-narrow)
1003 (extra-spacing-width . (0.0 . 0.0))
1004 (meta . ((class . Item)
1005 (interfaces . (rhythmic-grob-interface
1006 lyric-syllable-interface
1007 self-alignment-interface
1009 font-interface))))))
1014 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1016 (stencil . ,ly:measure-grouping::print)
1022 (meta . ((class . Spanner)
1023 (interfaces . (side-position-interface
1024 measure-grouping-interface))))))
1028 (neutral-direction . ,DOWN)
1029 (meta . ((class . Item)
1030 (interfaces . (melody-spanner-interface ))))))
1035 (stencil . ,ly:mensural-ligature::print)
1036 (meta . ((class . Spanner)
1037 (interfaces . (mensural-ligature-interface
1038 font-interface))))))
1042 (stencil . ,ly:text-interface::print)
1043 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1047 (outside-staff-priority . 1000)
1048 (meta . ((class . Item)
1049 (interfaces . (text-interface
1050 side-position-interface
1052 metronome-mark-interface))))))
1057 (stencil . ,ly:multi-measure-rest::print)
1058 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1059 (Y-offset . ,ly:staff-symbol-referencer::callback)
1060 (staff-position . 0)
1062 (thick-thickness . 6.6)
1063 (hair-thickness . 2.0)
1065 (meta . ((class . Spanner)
1066 (interfaces . (multi-measure-rest-interface
1067 multi-measure-interface
1070 staff-symbol-referencer-interface))))))
1073 (MultiMeasureRestNumber
1075 (bound-padding . 2.0)
1076 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1077 (stencil . ,ly:text-interface::print)
1078 (X-offset . ,(ly:make-simple-closure
1079 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1080 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1081 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1083 (self-alignment-X . 0)
1086 (staff-padding . 0.4)
1087 (font-encoding . fetaNumber)
1088 (meta . ((class . Spanner)
1089 (interfaces . (side-position-interface
1090 multi-measure-interface
1091 self-alignment-interface
1096 (MultiMeasureRestText
1098 (stencil . ,ly:text-interface::print)
1099 (X-offset . ,(ly:make-simple-closure
1100 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1101 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1103 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1104 (self-alignment-X . 0)
1107 (staff-padding . 0.25)
1108 (meta . ((class . Spanner)
1109 (interfaces . (side-position-interface
1110 multi-measure-interface
1111 self-alignment-interface
1113 text-interface))))))
1115 (NonMusicalPaperColumn
1117 (allow-loose-spacing . #t)
1119 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1120 (X-extent . ,ly:axis-group-interface::width)
1121 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1122 ;; (stencil . ,ly:paper-column::print)
1125 (line-break-permission . allow)
1126 (page-break-permission . allow)
1128 ;; debugging stuff: print column number.
1129 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1131 (meta . ((class . Paper_column)
1132 (interfaces . (paper-column-interface
1133 axis-group-interface
1134 separation-item-interface
1135 spaceable-grob-interface))))))
1140 (X-extent . ,ly:axis-group-interface::width)
1141 (Y-extent . ,ly:axis-group-interface::height)
1142 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1143 (meta . ((class . Item)
1144 (interfaces . (note-collision-interface
1145 axis-group-interface))))))
1150 (X-extent . ,ly:axis-group-interface::width)
1151 (Y-extent . ,ly:axis-group-interface::height)
1152 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1153 (meta . ((class . Item)
1154 (interfaces . (axis-group-interface
1155 separation-item-interface
1156 note-column-interface))))))
1160 (stencil . ,ly:note-head::print)
1161 (duration-log . ,note-head::calc-duration-log)
1162 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1163 (glyph-name . ,note-head::calc-glyph-name)
1164 (Y-offset . ,ly:staff-symbol-referencer::callback)
1165 (X-offset . ,ly:note-head::stem-x-shift)
1166 (meta . ((class . Item)
1167 (interfaces . (rhythmic-grob-interface
1168 rhythmic-head-interface
1172 staff-symbol-referencer-interface))))))
1176 (stem-spacing-correction . 0.5)
1177 (same-direction-correction . 0.25)
1178 (space-to-barline . #t)
1179 ;; Changed this from 0.75.
1180 ;; If you ever change this back, please document! --hwn
1181 (knee-spacing-correction . 1.0)
1182 (meta . ((class . Item)
1183 (interfaces . (spacing-interface
1184 note-spacing-interface))))))
1188 (stencil . ,ly:text-interface::print)
1189 (meta . ((class . Item)
1190 (interfaces . (note-name-interface
1192 font-interface))))))
1196 (self-alignment-X . 0)
1197 (break-visibility . ,begin-of-line-visible)
1198 (X-offset . ,(ly:make-simple-closure
1199 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1200 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1202 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1203 (stencil . ,ly:text-interface::print)
1204 (font-shape . italic)
1205 (staff-padding . 0.2)
1207 (meta . ((class . Item)
1208 (interfaces . (text-interface
1209 self-alignment-interface
1210 side-position-interface
1211 font-interface))))))
1215 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1216 (stencil . ,ly:ottava-bracket::print)
1217 (font-shape . italic)
1218 (shorten-pair . (0.0 . -0.6))
1219 (staff-padding . 1.0)
1221 (minimum-length . 1.0)
1222 (dash-fraction . 0.3)
1223 (edge-height . (0 . 1.2))
1225 (outside-staff-priority . 400)
1226 (meta . ((class . Spanner)
1227 (interfaces . (ottava-bracket-interface
1228 horizontal-bracket-interface
1230 side-position-interface
1232 text-interface))))))
1237 (allow-loose-spacing . #t)
1238 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1239 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1240 ;; (stencil . ,ly:paper-column::print)
1241 (X-extent . ,ly:axis-group-interface::width)
1244 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1245 (meta . ((class . Paper_column)
1246 (interfaces . (paper-column-interface
1247 separation-item-interface
1248 axis-group-interface
1249 spaceable-grob-interface))))))
1252 . ((stencil . ,parentheses-item::print)
1253 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1256 (meta . ((class . Item)
1257 (interfaces . (parentheses-interface font-interface))))
1260 (HarmonicParenthesesItem
1261 . ((stencil . ,parentheses-item::print)
1263 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1264 (meta . ((class . Item)
1265 (interfaces . (parentheses-interface font-interface))))
1269 . ((details . ,default-slur-details)
1270 (control-points . ,ly:slur::calc-control-points)
1271 (direction . ,ly:slur::calc-direction)
1272 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1273 (Y-extent . ,ly:slur::height)
1274 (stencil . ,ly:slur::print)
1276 (minimum-length . 1.5)
1277 (height-limit . 2.0)
1279 (cross-staff . ,ly:slur::calc-cross-staff)
1280 (meta . ((class . Spanner)
1281 (interfaces . (slur-interface))))))
1287 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1288 (stencil . ,ly:multi-measure-rest::percent)
1291 (font-encoding . fetaMusic)
1292 (meta . ((class . Spanner)
1293 (interfaces . (multi-measure-rest-interface
1295 percent-repeat-item-interface))))))
1296 (PercentRepeatCounter
1298 (stencil . ,ly:text-interface::print)
1299 (X-offset . ,(ly:make-simple-closure
1300 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1301 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1302 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1303 (self-alignment-X . 0)
1306 (staff-padding . 0.25)
1308 (font-encoding . fetaNumber)
1309 (meta . ((class . Spanner)
1310 (interfaces . (side-position-interface
1311 self-alignment-interface
1312 percent-repeat-item-interface
1314 text-interface))))))
1316 ;; an example of a text spanner
1319 (stencil . ,ly:piano-pedal-bracket::print)
1321 (bound-padding . 1.0)
1323 (bracket-flare . (0.5 . 0.5))
1324 (edge-height . (1.0 . 1.0))
1325 (shorten-pair . (0.0 . 0.0))
1327 (meta . ((class . Spanner)
1328 (interfaces . (line-interface
1329 piano-pedal-interface
1330 piano-pedal-bracket-interface))))))
1334 (stencil . ,ly:text-interface::print)
1335 (X-offset . ,(ly:make-simple-closure
1337 ,(ly:make-simple-closure
1338 (list ly:break-alignable-interface::self-align-callback))
1339 ,(ly:make-simple-closure
1340 (list ly:self-alignment-interface::x-aligned-on-self)))))
1342 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1343 (extra-spacing-width . (+inf.0 . -inf.0))
1344 (self-alignment-X . 0)
1349 (break-visibility . ,end-of-line-invisible)
1350 (break-align-symbols . (staff-bar clef))
1352 (outside-staff-priority . 1500)
1353 (meta . ((class . Item)
1354 (interfaces . (text-interface
1355 side-position-interface
1356 break-alignable-interface
1359 self-alignment-interface))))))
1363 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1366 (meta . ((class . Item)
1367 (interfaces . (rhythmic-grob-interface
1368 percent-repeat-item-interface))))))
1372 (stencil . ,ly:tie::print)
1373 (control-points . ,ly:semi-tie::calc-control-points)
1374 (direction . ,ly:tie::calc-direction)
1375 (details . ((ratio . 0.333)
1376 (height-limit . 1.0)))
1378 (head-direction . ,RIGHT)
1379 (meta . ((class . Item)
1380 (interfaces . (semi-tie-interface))
1388 (direction . ,ly:tie::calc-direction)
1389 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1391 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1392 (meta . ((class . Item)
1393 (interfaces . (semi-tie-column-interface))
1399 (stencil . ,ly:rest::print)
1400 (duration-log . ,stem::calc-duration-log)
1401 (X-extent . ,ly:rest::width)
1402 (Y-extent . ,ly:rest::height)
1403 (Y-offset . ,ly:rest::y-offset-callback)
1404 (minimum-distance . 0.25)
1405 (meta . ((class . Item)
1406 (interfaces . (font-interface
1407 rhythmic-head-interface
1408 rhythmic-grob-interface
1409 staff-symbol-referencer-interface
1410 rest-interface))))))
1414 (minimum-distance . 0.75)
1415 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1416 (meta . ((class . Item)
1417 (interfaces . (rest-collision-interface))))))
1421 ;; don't set direction here: it breaks staccato.
1423 ;; padding set in script definitions.
1424 (staff-padding . 0.25)
1425 (X-offset . ,script-interface::calc-x-offset)
1426 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1429 (stencil . ,ly:script-interface::print)
1430 (direction . ,ly:script-interface::calc-direction)
1431 (positioning-done . ,ly:script-interface::calc-positioning-done)
1432 (font-encoding . fetaMusic)
1433 (cross-staff . ,ly:script-interface::calc-cross-staff)
1434 (meta . ((class . Item)
1435 (interfaces . (script-interface
1436 side-position-interface
1437 font-interface))))))
1441 (before-line-breaking . ,ly:script-column::before-line-breaking)
1442 (meta . ((class . Item)
1443 (interfaces . (script-column-interface))))))
1446 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1447 (meta . ((class . Item)
1448 (interfaces . (script-column-interface))))))
1452 (avoid-slur . inside)
1453 (X-extent . ,ly:axis-group-interface::width)
1454 (Y-extent . ,ly:axis-group-interface::height)
1455 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1456 (stencil . ,ly:separation-item::print)
1457 (meta . ((class . Item)
1459 separation-item-interface))))))
1462 . ((details . ,default-slur-details)
1463 (control-points . ,ly:slur::calc-control-points)
1464 (direction . ,ly:slur::calc-direction)
1465 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1466 (Y-extent . ,ly:slur::height)
1467 (stencil . ,ly:slur::print)
1469 (line-thickness . 0.8)
1470 (minimum-length . 1.5)
1471 (height-limit . 2.0)
1473 (avoid-slur . inside)
1474 (cross-staff . ,ly:slur::calc-cross-staff)
1475 (meta . ((class . Spanner)
1476 (interfaces . (slur-interface))))))
1480 (stencil . ,ly:text-interface::print)
1481 (direction . ,RIGHT)
1482 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1483 (extra-spacing-width . (+inf.0 . -inf.0))
1484 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1485 (font-shape . italic)
1486 (self-alignment-X . 0)
1487 (meta . ((class . Item)
1488 (interfaces . (text-interface
1489 self-alignment-interface
1490 piano-pedal-script-interface
1491 font-interface))))))
1493 (SostenutoPedalLineSpanner
1496 (Y-extent . ,ly:axis-group-interface::height)
1497 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1499 (staff-padding . 1.0)
1501 (minimum-space . 1.0)
1503 (meta . ((class . Spanner)
1504 (interfaces . (piano-pedal-interface
1505 axis-group-interface
1506 side-position-interface))))))
1509 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1510 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1511 (average-spacing-wishes . #t)
1512 (shortest-duration-space . 2.0)
1513 (spacing-increment . 1.2)
1515 (base-shortest-duration . ,(ly:make-moment 3 16))
1516 (meta . ((class . Spanner)
1518 spacing-options-interface
1519 spacing-spanner-interface))))))
1523 (break-align-symbol . staff-bar)
1527 (stencil . ,ly:span-bar::print)
1528 (bar-size . ,ly:span-bar::calc-bar-size)
1529 (X-extent . ,ly:span-bar::width)
1530 (glyph-name . ,ly:span-bar::calc-glyph-name)
1531 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1536 ;; Ross. page 151 lists other values, we opt for a leaner look
1540 (hair-thickness . 1.6)
1541 (thick-thickness . 6.0)
1542 (meta . ((class . Item)
1543 (interfaces . (span-bar-interface
1545 bar-line-interface))))))
1549 (stencil . ,ly:text-interface::print)
1550 (font-series . bold)
1552 (X-offset . ,ly:side-position-interface::x-aligned-side)
1555 (meta . ((class . Item)
1556 (interfaces . (side-position-interface
1557 stanza-number-interface
1559 font-interface))))))
1565 (stem-spacing-correction . 0.4)
1566 (meta . ((class . Item)
1567 (interfaces . (spacing-interface
1568 staff-spacing-interface))))))
1573 (Y-extent . ,ly:staff-symbol::height)
1574 (stencil . ,ly:staff-symbol::print)
1576 (ledger-line-thickness . (1.0 . 0.1))
1578 (meta . ((class . Spanner)
1579 (interfaces . (staff-symbol-interface))))))
1583 (direction . ,ly:stem::calc-direction)
1584 (duration-log . ,stem::calc-duration-log)
1585 (default-direction . ,ly:stem::calc-default-direction)
1586 (stem-end-position . ,ly:stem::calc-stem-end-position)
1588 (neutral-direction . ,DOWN)
1589 (stem-info . ,ly:stem::calc-stem-info)
1590 (positioning-done . ,ly:stem::calc-positioning-done)
1591 (stencil . ,ly:stem::print)
1592 (X-extent . ,ly:stem::width)
1593 (Y-extent . ,ly:stem::height)
1594 (length . ,ly:stem::calc-length)
1596 (cross-staff . ,ly:stem::calc-cross-staff)
1599 ;; 3.5 (or 3 measured from note head) is standard length
1600 ;; 32nd, 64th flagged stems should be longer
1601 (lengths . (3.5 3.5 3.5 4.5 5.0))
1603 ;; FIXME. 3.5 yields too long beams (according to Ross and
1604 ;; looking at Baerenreiter examples) for a number of common
1605 ;; boundary cases. Subtracting half a beam thickness fixes
1606 ;; this, but the bug may well be somewhere else.
1608 ;; FIXME this should come from 'lengths
1609 (beamed-lengths . (3.26 3.5 3.6))
1611 ;; The 'normal' minima
1612 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1613 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1615 ;; The 'extreme case' minima
1616 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1618 ;; Stems in unnatural (forced) direction should be shortened by
1619 ;; one staff space, according to [Roush & Gourlay].
1620 ;; Flagged stems we shorten only half a staff space.
1621 (stem-shorten . (1.0 0.5))
1625 ;; We use the normal minima as minimum for the ideal lengths,
1626 ;; and the extreme minima as abolute minimum length.
1628 (X-offset . ,ly:stem::offset-callback)
1629 (Y-offset . ,ly:staff-symbol-referencer::callback)
1630 (meta . ((class . Item)
1631 (interfaces . (stem-interface
1632 font-interface))))))
1636 (Y-extent . ,ly:stem-tremolo::height)
1637 (X-extent . ,ly:stem-tremolo::width)
1638 (stencil . ,ly:stem-tremolo::print)
1639 (slope . ,ly:stem-tremolo::calc-slope)
1640 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1641 (style . ,ly:stem-tremolo::calc-style)
1642 (beam-thickness . 0.48) ; staff-space
1643 (meta . ((class . Item)
1644 (interfaces . (stem-tremolo-interface))))))
1648 (stencil . ,print-circled-text-callback)
1649 (text . ,string-number::calc-text)
1651 (staff-padding . 0.5)
1652 (self-alignment-X . 0)
1653 (self-alignment-Y . 0)
1654 (script-priority . 100)
1655 (font-encoding . fetaNumber)
1656 (font-size . -5) ; don't overlap when next to heads.
1657 (meta . ((class . Item)
1658 (interfaces . (string-number-interface
1660 text-script-interface
1662 side-position-interface
1663 self-alignment-interface
1668 (stencil . ,ly:text-interface::print)
1669 (text . ,stroke-finger::calc-text)
1670 (digit-names . #("p" "i" "m" "a" "x"))
1672 (staff-padding . 0.5)
1673 (self-alignment-X . 0)
1674 (self-alignment-Y . 0)
1675 (script-priority . 100)
1676 (font-shape . italic)
1677 (font-size . -4) ; don't overlap when next to heads.
1678 (meta . ((class . Item)
1679 (interfaces . (stroke-finger-interface
1681 text-script-interface
1683 side-position-interface
1684 self-alignment-interface
1690 (extra-spacing-width . (+inf.0 . -inf.0))
1691 (stencil . ,ly:sustain-pedal::print)
1692 (self-alignment-X . 0)
1693 (direction . ,RIGHT)
1694 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1695 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1696 (meta . ((class . Item)
1697 (interfaces . (piano-pedal-interface
1699 self-alignment-interface
1700 piano-pedal-script-interface
1701 font-interface))))))
1703 (SustainPedalLineSpanner
1706 (Y-extent . ,ly:axis-group-interface::height)
1707 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1710 (staff-padding . 1.2)
1711 (minimum-space . 1.0)
1713 (meta . ((class . Spanner)
1714 (interfaces . (piano-pedal-interface
1715 axis-group-interface
1716 side-position-interface))))))
1721 (X-extent . ,ly:axis-group-interface::width)
1722 (Y-extent . ,ly:axis-group-interface::height)
1723 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1724 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1725 (meta . ((class . System)
1726 (interfaces . (system-interface
1727 axis-group-interface))))))
1733 (stencil . ,ly:system-start-delimiter::print)
1734 (collapse-height . 5.0)
1735 (X-offset . ,ly:side-position-interface::x-aligned-side)
1737 (font-encoding . fetaBraces)
1739 (meta . ((class . Spanner)
1740 (interfaces . (system-start-delimiter-interface
1741 side-position-interface
1742 font-interface))))))
1748 (X-offset . ,ly:side-position-interface::x-aligned-side)
1750 (stencil . ,ly:system-start-delimiter::print)
1751 (style . line-bracket)
1753 (meta . ((class . Spanner)
1754 (interfaces . (font-interface
1755 side-position-interface
1756 system-start-delimiter-interface))))))
1761 (X-offset . ,ly:side-position-interface::x-aligned-side)
1763 (stencil . ,ly:system-start-delimiter::print)
1765 (collapse-height . 5.0)
1767 (meta . ((class . Spanner)
1768 (interfaces . (font-interface
1769 side-position-interface
1770 system-start-delimiter-interface))))))
1777 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1778 (X-offset . ,ly:side-position-interface::x-aligned-side)
1782 (stencil . ,ly:system-start-delimiter::print)
1783 (meta . ((class . Spanner)
1784 (interfaces . (side-position-interface
1785 system-start-delimiter-interface))))))
1789 (stencil . ,ly:text-interface::print)
1790 (Y-offset . ,ly:staff-symbol-referencer::callback)
1791 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1794 (stem-attachment . (0.0 . 1.35))
1795 (font-series . bold)
1796 (meta . ((class . Item)
1798 . (rhythmic-head-interface
1799 font-interface rhythmic-grob-interface
1801 staff-symbol-referencer-interface
1802 text-interface))))))
1806 (extra-spacing-width . (+inf.0 . -inf.0))
1807 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1808 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1812 ;; sync with Fingering ?
1814 (staff-padding . 0.5)
1816 (stencil . ,ly:text-interface::print)
1817 (direction . ,ly:script-interface::calc-direction)
1818 (positioning-done . ,ly:script-interface::calc-positioning-done)
1820 (outside-staff-priority . 450)
1821 (avoid-slur . around)
1822 (slur-padding . 0.5)
1823 (script-priority . 200)
1824 ;; todo: add X self alignment?
1825 (meta . ((class . Item)
1826 (interfaces . (text-script-interface
1828 side-position-interface
1829 font-interface))))))
1833 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1834 (font-shape . italic)
1835 (style . dashed-line)
1836 (staff-padding . 0.8)
1837 (dash-fraction . 0.2)
1841 (outside-staff-priority . 350)
1843 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1844 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1845 (bound-details . ((left . ((Y . 0)
1847 (attach-dir . ,LEFT)
1853 (stencil . ,ly:line-spanner::print)
1855 (meta . ((class . Spanner)
1856 (interfaces . (line-spanner-interface
1857 side-position-interface
1858 font-interface))))))
1862 (control-points . ,ly:tie::calc-control-points)
1863 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1864 (avoid-slur . inside)
1865 (direction . ,ly:tie::calc-direction)
1866 (stencil . ,ly:tie::print)
1869 ;; for a full list, see tie-details.cc
1871 (center-staff-line-clearance . 0.6)
1872 (tip-staff-line-clearance . 0.45)
1873 (note-head-gap . 0.2)
1875 (height-limit . 1.0)
1876 (horizontal-distance-penalty-factor . 10)
1877 (same-dir-as-stem-penalty . 8)
1878 (min-length-penalty-factor . 26)
1879 (tie-tie-collision-distance . 0.45)
1880 (tie-tie-collision-penalty . 25.0)
1881 (intra-space-threshold . 1.25)
1882 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1883 (outer-tie-length-symmetry-penalty-factor . 10)
1884 (vertical-distance-penalty-factor . 7)
1885 (outer-tie-vertical-gap . 0.25)
1886 (multi-tie-region-size . 1)
1887 (single-tie-region-size . 4)
1888 (between-length-limit . 1.0)))
1891 (line-thickness . 0.8)
1892 (meta . ((class . Spanner)
1893 (interfaces . (tie-interface))))
1898 (positioning-done . ,ly:tie-column::calc-positioning-done)
1899 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1902 (meta . ((class . Spanner)
1903 (interfaces . (tie-column-interface))))))
1907 (stencil . ,ly:time-signature::print)
1908 (break-align-symbol . time-signature)
1910 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1911 (break-visibility . ,all-visible)
1912 (avoid-slur . inside)
1914 (first-note . (fixed-space . 2.0))
1915 (right-edge . (extra-space . 0.5))
1916 (staff-bar . (minimum-space . 2.0))))
1919 (meta . ((class . Item)
1920 (interfaces . (time-signature-interface
1921 break-aligned-interface
1922 font-interface))))))
1926 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1927 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1929 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1931 (make-musicglyph-markup "scripts.trill")))
1933 (stencil-offset . (-0.5 . 0))
1935 (attach-dir . ,LEFT)
1940 (stencil . ,ly:line-spanner::print)
1943 (staff-padding . 1.0)
1946 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1948 (outside-staff-priority . 50)
1949 (meta . ((class . Spanner)
1950 (interfaces . (line-spanner-interface
1952 trill-spanner-interface
1953 side-position-interface
1954 font-interface))))))
1956 (TrillPitchAccidental
1957 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1962 (stencil . ,ly:accidental-interface::print)
1963 (Y-extent . ,ly:accidental-interface::height)
1964 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1965 (meta . ((class . Item)
1966 (interfaces . (trill-pitch-accidental-interface
1967 accidental-interface
1968 side-position-interface
1969 font-interface))))))
1972 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1975 (stencil . ,parenthesize-elements)
1976 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1977 (direction . ,RIGHT)
1980 (meta . ((class . Item)
1981 (interfaces . (side-position-interface
1982 parentheses-interface
1984 rhythmic-head-interface
1986 axis-group-interface))))))
1990 (stencil . ,ly:note-head::print)
1992 (Y-offset . ,ly:staff-symbol-referencer::callback)
1994 (meta . ((class . Item)
1995 (interfaces . (rhythmic-head-interface
1997 pitched-trill-interface
1999 staff-symbol-referencer-interface))))))
2005 (edge-height . (0.7 . 0.7))
2006 (shorten-pair . (-0.2 . -0.2))
2007 (staff-padding . 0.25)
2008 (direction . ,ly:tuplet-bracket::calc-direction)
2009 (positions . ,ly:tuplet-bracket::calc-positions)
2010 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2011 (control-points . ,ly:tuplet-bracket::calc-control-points)
2012 (stencil . ,ly:tuplet-bracket::print)
2013 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2015 (meta . ((class . Spanner)
2016 (interfaces . (line-interface
2017 tuplet-bracket-interface))))))
2021 (stencil . ,ly:tuplet-number::print)
2022 (text . ,tuplet-number::calc-denominator-text)
2023 (font-shape . italic)
2025 (avoid-slur . inside)
2026 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2027 (meta . ((class . Spanner)
2028 (interfaces . (text-interface tuplet-number-interface
2029 font-interface))))))
2033 (stencil . ,ly:text-interface::print)
2034 (font-shape . italic)
2035 (extra-spacing-width . (+inf.0 . -inf.0))
2036 (self-alignment-X . 0)
2037 (direction . ,RIGHT)
2038 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2039 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2040 (meta . ((class . Item)
2041 (interfaces . (text-interface
2042 piano-pedal-script-interface
2043 self-alignment-interface
2044 font-interface))))))
2046 (UnaCordaPedalLineSpanner
2049 (Y-extent . ,ly:axis-group-interface::height)
2050 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2053 (staff-padding . 1.2)
2054 (minimum-space . 1.0)
2056 (meta . ((class . Spanner)
2057 (interfaces . (piano-pedal-interface
2058 axis-group-interface
2059 side-position-interface))))))
2065 (stencil . ,ly:vaticana-ligature::print)
2066 (meta . ((class . Spanner)
2067 (interfaces . (vaticana-ligature-interface
2068 font-interface))))))
2073 (positioning-done . ,ly:align-interface::calc-positioning-done)
2074 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2075 (Y-extent . ,ly:axis-group-interface::height)
2076 (X-extent . ,ly:axis-group-interface::width)
2079 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2080 (max-stretch . ,ly:align-interface::calc-max-stretch)
2081 (meta . ((class . Spanner)
2082 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2083 (interfaces . (align-interface
2084 axis-group-interface))))))
2088 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2089 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2090 (X-extent . ,ly:axis-group-interface::width)
2091 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2092 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2093 (stencil . ,ly:axis-group-interface::print)
2094 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2095 (meta . ((class . Spanner)
2096 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2097 (interfaces . (axis-group-interface
2098 hara-kiri-group-spanner-interface
2099 vertically-spaceable-interface))))))
2104 (stencil . ,ly:volta-bracket-interface::print)
2105 (font-encoding . fetaNumber)
2106 (thickness . 1.6) ;; line-thickness
2107 (edge-height . (2.0 . 2.0)) ;; staff-space;
2110 (meta . ((class . Spanner)
2111 (interfaces . (volta-bracket-interface
2112 horizontal-bracket-interface
2115 side-position-interface
2119 (VoltaBracketSpanner
2125 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2126 (outside-staff-priority . 100)
2127 (Y-extent . ,ly:axis-group-interface::height)
2128 (X-extent . ,ly:axis-group-interface::width)
2129 (no-alignment . ,#t)
2130 (meta . ((class . Spanner)
2131 (interfaces . (side-position-interface
2132 axis-group-interface)))
2142 (bound-details . ((right . ((attach-dir . ,CENTER)
2145 (left . ((attach-dir . ,CENTER)
2149 (stencil . ,ly:line-spanner::print)
2150 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2151 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2152 (meta . ((class . Spanner)
2153 (interfaces . (line-spanner-interface
2159 (define (completize-grob-entry x)
2160 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2162 ;; (display (car x))
2164 (let* ((name-sym (car x))
2165 (grob-entry (cdr x))
2166 (meta-entry (cdr (assoc 'meta grob-entry)))
2167 (class (cdr (assoc 'class meta-entry)))
2169 (cdr (assoc 'interfaces meta-entry))))
2173 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2174 ((eq? 'Spanner class)
2175 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2176 ((eq? 'Paper_column class)
2177 (set! ifaces-entry (cons 'item-interface
2178 (cons 'paper-column-interface ifaces-entry))))
2179 ((eq? 'System class)
2180 (set! ifaces-entry (cons 'system-interface
2181 (cons 'spanner-interface ifaces-entry))))
2183 (ly:warning "Unknown class ~a" class)))
2185 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2186 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2188 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2189 (set! meta-entry (assoc-set! meta-entry 'interfaces
2191 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2192 (cons name-sym grob-entry)))
2194 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2196 ;; (display (map pair? all-grob-descriptions))
2198 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2201 ;; (display (car x)) (newline)
2203 (set-object-property! (car x) 'translation-type? list?)
2204 (set-object-property! (car x) 'is-grob? #t))
2205 all-grob-descriptions)
2207 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2209 (define pure-print-callbacks
2211 print-circled-text-callback
2214 ly:arpeggio::brew-chord-bracket
2219 ly:text-interface::print
2220 ly:script-interface::print))
2222 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2223 (define (pure-stencil-height grob start stop)
2224 (let ((sten (ly:grob-property-data grob 'stencil)))
2227 (memq sten pure-print-callbacks))
2228 (ly:grob::stencil-height grob)
2231 (define pure-conversions-alist
2233 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2234 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2235 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2236 (,ly:stem::height . ,ly:stem::pure-height)
2237 (,ly:rest::height . ,ly:rest::pure-height)
2238 (,ly:grob::stencil-height . ,pure-stencil-height)
2239 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2240 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2241 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2242 (,ly:slur::height . ,ly:slur::pure-height)
2243 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2245 (define pure-functions
2247 ly:staff-symbol-referencer::callback
2248 ly:staff-symbol::height))
2250 (define-public (pure-relevant? grob)
2251 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2254 (pair? extent-callback)
2255 (memq extent-callback pure-functions)
2257 (pair? (assq extent-callback pure-conversions-alist))
2260 (not (eq? extent-callback ly:grob::stencil-height))
2261 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2262 (ly:stencil? (ly:grob-property-data grob 'stencil))
2266 (define-public (call-pure-function unpure args start end)
2267 (if (ly:simple-closure? unpure)
2268 (ly:eval-simple-closure (car args) unpure start end)
2269 (if (not (procedure? unpure))
2271 (if (memq unpure pure-functions)
2273 (let ((pure (assq unpure pure-conversions-alist)))
2277 (list (car args) start end)