1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
24 (alteration . ,accidental-interface::calc-alteration)
25 (stencil . ,ly:accidental-interface::print)
26 (Y-extent . ,ly:accidental-interface::height)
27 (meta . ((class . Item)
28 (interfaces . (accidental-interface
34 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
35 (alteration . ,accidental-interface::calc-alteration)
36 (stencil . ,ly:accidental-interface::print)
37 (Y-extent . ,ly:accidental-interface::height)
38 (meta . ((class . Item)
39 (interfaces . (accidental-interface
45 (stencil . ,ly:accidental-interface::print)
46 (Y-extent . ,ly:accidental-interface::height)
47 (X-offset . ,(ly:make-simple-closure
49 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent))
50 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
51 (self-alignment-X . ,CENTER)
53 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
54 (alteration . ,accidental-interface::calc-alteration)
55 (Y-offset . ,ly:side-position-interface::y-aligned-side)
57 (staff-padding . 0.25)
58 (outside-staff-priority . 0)
61 (meta . ((class . Item)
62 (interfaces . (side-position-interface
65 accidental-suggestion-interface
66 self-alignment-interface
73 ;; for horizontally stacked scripts.
74 (script-priority . -100)
77 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
78 (X-extent . ,ly:axis-group-interface::width)
80 ;; this is quite small, but it is very ugly to have
81 ;; accs closer to the previous note than to the next one.
82 (right-padding . 0.15)
83 (meta . ((class . Item)
84 (interfaces . (accidental-placement-interface))))))
89 (X-extent . ,ly:axis-group-interface::width)
90 (Y-extent . ,ly:axis-group-interface::height)
92 (clef . (extra-space . 0.5))
93 (key-signature . (extra-space . 0.0))
94 (staff-bar . (extra-space . 0.0))
95 (time-signature . (extra-space . 0.0))
96 (first-note . (fixed-space . 0.0))))
98 (break-align-symbol . ambitus)
99 (break-visibility . ,begin-of-line-visible)
100 (meta . ((class . Item)
101 (interfaces . (axis-group-interface
102 break-aligned-interface
103 ambitus-interface))))))
107 (stencil . ,ly:ambitus::print)
110 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
111 (meta . ((class . Item)
112 (interfaces . (ambitus-interface
113 staff-symbol-referencer-interface
117 (font-family . music)
119 (X-offset . ,ly:side-position-interface::x-aligned-side)
121 (stencil . ,ly:accidental-interface::print)
122 (Y-extent . ,ly:accidental-interface::height)
123 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
125 (meta . ((class . Item)
128 break-aligned-interface
129 side-position-interface
135 (stencil . ,ly:note-head::print)
136 (glyph-name . ,note-head::calc-glyph-name)
137 (Y-offset . ,ly:staff-symbol-referencer::callback)
138 (meta . ((class . Item)
139 (interfaces . (font-interface
142 staff-symbol-referencer-interface
143 rhythmic-head-interface
144 ledgered-interface))))))
147 . ((X-extent . ,ly:arpeggio::width)
148 (stencil . ,ly:arpeggio::print)
149 (Y-offset . ,ly:staff-symbol-referencer::callback)
150 (X-offset . ,ly:side-position-interface::x-aligned-side)
153 (script-priority . 0)
155 (staff-position . 0.0)
156 (Y-extent . ,ly:arpeggio::height)
157 (meta . ((class . Item)
158 (interfaces . (arpeggio-interface
159 staff-symbol-referencer-interface
160 side-position-interface
164 . ((stencil . ,ly:balloon-interface::print)
165 (text . ,(grob::calc-property-by-copy 'text))
166 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
167 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
168 (meta . ((class . Item)
169 (interfaces . (text-interface
173 (break-align-symbol . staff-bar)
174 (break-align-anchor . ,ly:bar-line::calc-anchor)
178 (break-visibility . ,bar-line::calc-break-visibility)
180 (stencil . ,ly:bar-line::print)
181 (glyph-name . ,bar-line::calc-glyph-name)
182 (bar-size . ,ly:bar-line::calc-bar-size)
185 (time-signature . (extra-space . 0.75))
186 (custos . (minimum-space . 2.0))
187 (clef . (minimum-space . 1.0))
188 (key-signature . (extra-space . 1.0))
189 (key-cancellation . (extra-space . 1.0))
190 (first-note . (fixed-space . 1.3))
191 (next-note . (semi-fixed-space . 0.9))
192 (right-edge . (extra-space . 0.0))))
195 ;; Ross. page 151 lists other values, we opt for a leaner look
198 ;; kern should scale with line-thickness too.
201 (hair-thickness . 1.9)
202 (thick-thickness . 6.0)
203 (meta . ((class . Item)
204 (interfaces . (bar-line-interface
205 break-aligned-interface
210 (stencil . ,ly:text-interface::print)
212 (break-visibility . ,begin-of-line-visible)
215 (font-family . roman)
217 (Y-offset . ,ly:side-position-interface::y-aligned-side)
219 (X-offset . ,(ly:make-simple-closure
221 ,(ly:make-simple-closure
222 (list ly:break-alignable-interface::self-align-callback))
223 ,(ly:make-simple-closure
224 (list ly:self-alignment-interface::x-aligned-on-self)))))
226 (self-alignment-X . 1)
228 ;; want the bar number before the clef at line start.
229 (break-align-symbols . (left-edge staff-bar))
232 (interfaces . (side-position-interface
234 break-alignable-interface
235 self-alignment-interface
242 (stencil . ,ly:text-interface::print)
243 (meta . ((class . Item)
244 (interfaces . (text-interface
245 rhythmic-grob-interface
246 bass-figure-interface
252 (threshold . (2 . 1000))
253 (positioning-done . ,ly:align-interface::calc-positioning-done)
254 (Y-extent . ,ly:axis-group-interface::height)
257 (meta . ((class . Spanner)
258 (interfaces . (align-interface
259 bass-figure-alignment-interface
260 axis-group-interface))))))
262 (BassFigureAlignmentPositioning
263 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
266 (Y-extent . ,ly:axis-group-interface::height)
268 (staff-padding . 1.0)
270 (meta . ((class . Spanner)
271 (interfaces . (side-position-interface
277 (stencil . ,ly:enclosing-bracket::print)
278 (X-extent . ,ly:enclosing-bracket::width)
279 (edge-height . (0.2 . 0.2))
280 (meta . ((class . Item)
281 (interfaces . (enclosing-bracket-interface)) ))
283 (BassFigureContinuation
285 (stencil . ,ly:figured-bass-continuation::print)
286 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
287 (meta . ((class . Spanner)
288 (interfaces . (figured-bass-continuation-interface))
293 (Y-extent . ,ly:axis-group-interface::height)
294 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
295 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
296 (meta . ((class . Spanner)
297 (interfaces . (axis-group-interface
303 ;; todo: clean this up a bit: the list is getting
306 (positions . ,(ly:make-simple-closure
307 (ly:make-simple-closure
308 (list chain-grob-member-functions
310 ly:beam::calc-least-squares-positions
311 ly:beam::slope-damping
312 ly:beam::shift-region-to-valid
316 ;; this is a hack to set stem lengths, if positions is set.
317 (quantized-positions . ,ly:beam::set-stem-lengths)
318 (concaveness . ,ly:beam::calc-concaveness)
319 (direction . ,ly:beam::calc-direction)
320 (shorten . ,ly:beam::calc-stem-shorten)
321 (beaming . ,ly:beam::calc-beaming)
322 (stencil . ,ly:beam::print)
324 (cross-staff . ,ly:beam::calc-cross-staff)
326 (details . ((hint-direction-penalty . 20)))
327 ;; TODO: should be in SLT.
328 (thickness . 0.48) ; in staff-space
329 (neutral-direction . ,DOWN)
331 ;; Whe have some unreferenced problems here.
333 ;; If we shorten beamed stems less than normal stems (1 staff-space),
334 ;; or high order less than 8th beams, patterns like
335 ;; c''4 [c''8 c''] c''4 [c''16 c]
336 ;; are ugly (different stem lengths).
338 ;; But if we shorten 16th beams as much as 8th beams, a single
339 ;; forced 16th beam looks *very* short.
341 ;; We choose to shorten 8th beams the same as single stems,
342 ;; and high order beams less than 8th beams, so that all
343 ;; isolated shortened beams look nice and a bit shortened,
344 ;; sadly possibly breaking patterns with high order beams.
345 (beamed-stem-shorten . (1.0 0.5 0.25))
347 (auto-knee-gap . 5.5)
349 ;; only for debugging.
350 (font-family . roman)
351 (meta . ((class . Spanner)
352 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
353 (interfaces . (staff-symbol-referencer-interface
354 unbreakable-spanner-interface
359 (stencil . ,bend::print)
361 (meta . ((class . Spanner)
362 (interfaces . (spanner-interface
363 bend-after-interface))))))
369 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
370 (X-extent . ,ly:axis-group-interface::width)
371 (break-align-orders . ;; end of line
393 time-signature custos)
407 (meta . ((class . Item)
408 (interfaces . (break-alignment-interface
409 axis-group-interface))))))
414 (X-extent . ,ly:axis-group-interface::width)
415 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
416 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
417 (meta . ((class . Item)
418 (interfaces . (break-aligned-interface
419 axis-group-interface))))))
423 (break-align-symbol . breathing-sign)
426 (ambitus . (extra-space . 2.0))
427 (custos . (minimum-space . 1.0))
428 (key-signature . (minimum-space . 1.5))
429 (time-signature . (minimum-space . 1.5))
430 (staff-bar . (minimum-space . 1.5))
431 (clef . (minimum-space . 2.0))
432 (first-note . (fixed-space . 1.0)) ;huh?
433 (right-edge . (extra-space . 0.1))))
434 (stencil . ,ly:text-interface::print)
435 (text . ,(make-musicglyph-markup "scripts.rcomma"))
436 (Y-offset . ,ly:breathing-sign::offset-callback)
437 (break-visibility . ,begin-of-line-invisible)
438 (meta . ((class . Item)
439 (interfaces . (break-aligned-interface
440 breathing-sign-interface
446 (stencil . ,ly:clef::print)
447 (glyph-name . ,ly:clef::calc-glyph-name)
449 (avoid-slur . inside)
450 (font-family . music)
451 (break-align-symbol . clef)
452 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
453 (break-visibility . ,begin-of-line-visible)
454 (space-alist . ((ambitus . (extra-space . 2.0))
455 (staff-bar . (extra-space . 0.7))
456 (key-cancellation . (minimum-space . 3.5))
457 (key-signature . (minimum-space . 3.5))
458 (time-signature . (minimum-space . 4.2))
459 (first-note . (minimum-fixed-space . 5.0))
460 (next-note . (extra-space . 0.5))
461 (right-edge . (extra-space . 0.5))))
462 (Y-offset . ,ly:staff-symbol-referencer::callback)
463 (meta . ((class . Item)
464 (interfaces . (clef-interface
465 staff-symbol-referencer-interface
467 break-aligned-interface))))))
469 (ClusterSpannerBeacon
471 (Y-extent . ,ly:cluster-beacon::height)
472 (meta . ((class . Item)
473 (interfaces . (rhythmic-grob-interface
474 cluster-beacon-interface))))))
478 (springs-and-rods . ,ly:spanner::set-spacing-rods)
479 (stencil . ,ly:cluster::print)
480 (minimum-length . 0.0)
483 (meta . ((class . Spanner)
484 (interfaces . (cluster-interface))))))
488 (stencil . ,ly:text-interface::print)
489 (after-line-breaking . ,ly:chord-name::after-line-breaking)
493 (meta . ((class . Item)
494 (interfaces . (font-interface
495 rhythmic-grob-interface
502 (stencil . ,ly:text-interface::print)
503 (extra-spacing-width . (+inf.0 . -inf.0))
504 (Y-offset . ,ly:side-position-interface::y-aligned-side)
505 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
508 (staff-padding . 0.5)
509 (script-priority . 200)
510 ;; todo: add X self alignment?
514 (meta . ((class . Item)
515 (interfaces . (text-script-interface
517 side-position-interface
522 (break-align-symbol . custos)
524 (stencil . ,ly:custos::print)
525 (break-visibility . ,end-of-line-visible)
527 (neutral-direction . ,DOWN)
528 (Y-offset . ,ly:staff-symbol-referencer::callback)
530 (first-note . (minimum-fixed-space . 0.0))
531 (right-edge . (extra-space . 0.1))))
532 (meta . ((class . Item)
535 staff-symbol-referencer-interface
537 break-aligned-interface))))))
543 (positioning-done . ,ly:dot-column::calc-positioning-done)
544 (X-extent . ,ly:axis-group-interface::width)
545 (meta . ((class . Item)
546 (interfaces . (dot-column-interface
547 axis-group-interface))))))
551 (stencil . ,ly:dots::print)
552 (dot-count . ,dots::calc-dot-count)
553 (staff-position . ,dots::calc-staff-position)
554 (meta . ((class . Item)
555 (interfaces . (font-interface
556 staff-symbol-referencer-interface
561 (stencil . ,ly:percent-repeat-item-interface::double-percent)
564 (font-encoding . fetaMusic)
567 (break-align-symbol . staff-bar)
568 (break-visibility . ,begin-of-line-invisible)
569 (meta . ((class . Item)
570 (interfaces . (font-interface
571 break-aligned-interface
572 percent-repeat-item-interface))))))
574 (DoublePercentRepeatCounter
576 (stencil . ,ly:text-interface::print)
577 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
578 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
579 (Y-offset . ,ly:side-position-interface::y-aligned-side)
580 (font-encoding . fetaNumber)
581 (self-alignment-X . 0)
585 (staff-padding . 0.25)
587 (meta . ((class . Item)
588 (interfaces . (side-position-interface
589 self-alignment-interface
590 percent-repeat-item-interface
596 (Y-offset . ,ly:side-position-interface::y-aligned-side)
597 (staff-padding . 0.1)
600 (minimum-space . 1.2)
603 (outside-staff-priority . 250)
604 (Y-extent . ,ly:axis-group-interface::height)
605 (X-extent . ,ly:axis-group-interface::width)
606 (meta . ((class . Spanner)
607 (interfaces . (axis-group-interface
609 dynamic-line-spanner-interface
610 side-position-interface))))))
617 (stencil . ,ly:text-interface::print)
618 (direction . ,ly:script-interface::calc-direction)
619 (positioning-done . ,ly:script-interface::calc-positioning-done)
621 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
622 (self-alignment-X . 0)
623 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
624 (self-alignment-Y . 0)
626 (font-encoding . fetaDynamic)
627 (font-shape . italic)
628 (extra-spacing-width . (+inf.0 . -inf.0))
629 (outside-staff-priority . 250)
630 (meta . ((class . Item)
631 (interfaces . (font-interface
633 self-alignment-interface
635 script-interface))))))
639 ;; rather ugh with NCSB
640 ;; (font-series . bold)
641 (font-shape . italic)
642 (style . dashed-line)
644 ;; make sure the spanner doesn't get too close to notes
645 (minimum-Y-extent . (-1 . 1))
646 (bound-details . ((right . ((attach-dir . ,LEFT)
650 (right-broken . ((attach-dir . ,RIGHT)
654 (left . ((attach-dir . ,LEFT)
656 (stencil-offset . (0 . -0.5))
659 (left-broken . ((attach-dir . ,RIGHT)
662 (stencil . ,ly:line-spanner::print)
663 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
664 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
666 ;; need to blend with dynamic texts.
668 (dash-fraction . 0.2)
670 (meta . ((class . Spanner)
671 (interfaces . (font-interface
673 line-spanner-interface
676 dynamic-text-spanner-interface
677 spanner-interface))))))
683 ;; sync with TextScript (?)
686 (avoid-slur . around)
688 (staff-padding . 0.5)
689 (self-alignment-X . 0)
690 (self-alignment-Y . 0)
691 (script-priority . 100)
692 (stencil . ,ly:text-interface::print)
693 (direction . ,ly:script-interface::calc-direction)
694 (positioning-done . ,ly:script-interface::calc-positioning-done)
696 (text . ,fingering::calc-text)
697 (font-encoding . fetaNumber)
698 (font-size . -5) ; don't overlap when next to heads.
699 (meta . ((class . Item)
700 (interfaces . (finger-interface
702 text-script-interface
704 side-position-interface
705 self-alignment-interface
708 . ((stencil . ,fret-board::calc-stencil)
709 (finger-code . below-string)
710 (meta . ((class . Item)
711 (interfaces . (fret-diagram-interface
719 (zigzag-width . 0.75)
722 (bound-details . ((right . ((attach-dir . ,CENTER)
725 (left . ((attach-dir . ,CENTER)
729 (stencil . ,ly:line-spanner::print)
730 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
731 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
732 (meta . ((class . Spanner)
733 (interfaces . (line-interface
734 unbreakable-spanner-interface
735 line-spanner-interface))))))
739 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
740 (spacing-increment . 0.8)
741 (shortest-duration-space . 1.6)
742 (meta . ((class . Spanner)
743 (interfaces . (grace-spacing-interface
745 spacing-options-interface
746 spanner-interface))))))
751 (meta . ((class . Item)
752 (interfaces . (grid-point-interface))))))
756 (X-extent . ,ly:grid-line-interface::width)
757 (stencil . ,ly:grid-line-interface::print)
758 (self-alignment-X . ,CENTER)
759 (X-offset . ,(ly:make-simple-closure
760 `(,+ ,(ly:make-simple-closure
761 (list ly:self-alignment-interface::centered-on-x-parent))
762 ,(ly:make-simple-closure
763 (list ly:self-alignment-interface::x-aligned-on-self)))))
765 (meta . ((class . Item)
766 (interfaces . (self-alignment-interface
767 grid-line-interface))))))
771 (stencil . ,ly:hairpin::print)
772 (springs-and-rods . ,ly:spanner::set-spacing-rods)
773 (after-line-breaking . ,ly:hairpin::after-line-breaking)
774 (grow-direction . ,hairpin::calc-grow-direction)
778 (minimum-length . 2.0)
779 (bound-padding . 1.0)
780 (self-alignment-Y . 0)
781 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
782 (meta . ((class . Spanner)
783 (interfaces . (hairpin-interface
785 self-alignment-interface
787 spanner-interface))))))
792 (stencil . ,ly:horizontal-bracket::print)
793 (Y-offset . ,ly:side-position-interface::y-aligned-side)
794 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
797 (staff-padding . 0.2)
800 (bracket-flare . (0.5 . 0.5))
801 (meta . ((class . Spanner)
802 (interfaces . (horizontal-bracket-interface
803 side-position-interface
805 spanner-interface))))))
809 (stencil . ,ly:system-start-text::print)
810 (X-offset . ,ly:side-position-interface::x-aligned-side)
812 (self-alignment-Y . ,CENTER)
813 (meta . ((class . Spanner)
814 (interfaces . (system-start-text-interface
815 side-position-interface
821 (stencil . ,ly:text-interface::print)
822 (Y-offset . ,ly:side-position-interface::y-aligned-side)
823 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
826 (self-alignment-X . ,CENTER)
827 (meta . ((class . Item)
828 (interfaces . (system-start-text-interface
829 side-position-interface
834 (stencil . ,ly:key-signature-interface::print)
835 (glyph-name-alist . ,cancellation-glyph-name-alist)
837 (time-signature . (extra-space . 1.25))
838 (staff-bar . (extra-space . 0.6))
839 (key-signature . (extra-space . 0.5))
840 (right-edge . (extra-space . 0.5))
841 (first-note . (fixed-space . 2.5))))
842 (Y-offset . ,ly:staff-symbol-referencer::callback)
843 (break-align-symbol . key-cancellation)
844 (break-visibility . ,begin-of-line-invisible)
846 (meta . ((class . Item)
847 (interfaces . (key-cancellation-interface
848 key-signature-interface
850 break-aligned-interface))))))
853 (stencil . ,ly:key-signature-interface::print)
854 (avoid-slur . inside)
855 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
857 (time-signature . (extra-space . 1.15))
858 (staff-bar . (extra-space . 1.1))
859 (right-edge . (extra-space . 0.5))
860 (first-note . (fixed-space . 2.5))))
861 (Y-offset . ,ly:staff-symbol-referencer::callback)
862 (break-align-symbol . key-signature)
863 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
864 (break-visibility . ,begin-of-line-visible)
866 (meta . ((class . Item)
867 (interfaces . (key-signature-interface
869 break-aligned-interface))))))
874 (stencil . ,ly:tie::print)
875 (control-points . ,ly:semi-tie::calc-control-points)
876 (direction . ,ly:tie::calc-direction)
877 (details . ((ratio . 0.333)
878 (height-limit . 1.0)))
879 (head-direction . ,LEFT)
881 (meta . ((class . Item)
882 (interfaces . (semi-tie-interface))
886 (LaissezVibrerTieColumn
890 (head-direction . ,LEFT)
891 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
892 (meta . ((class . Item)
893 (interfaces . (semi-tie-column-interface))
899 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
900 (stencil . ,ly:ledger-line-spanner::print)
903 (minimum-length-fraction . 0.25)
904 (length-fraction . 0.25)
906 (meta . ((class . Spanner)
907 (interfaces . (ledger-line-spanner-interface))))))
911 (break-align-symbol . left-edge)
912 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
915 (break-visibility . ,center-invisible)
917 (custos . (extra-space . 0.0))
918 (ambitus . (extra-space . 2.0))
919 (time-signature . (extra-space . 1.0))
920 (staff-bar . (extra-space . 0.0))
921 (breathing-sign . (minimum-space . 0.0))
922 (clef . (extra-space . 0.8))
923 (first-note . (fixed-space . 2.0))
924 (right-edge . (extra-space . 0.0))
925 (key-signature . (extra-space . 0.0))
926 (key-cancellation . (extra-space . 0.0))
928 (meta . ((class . Item)
929 (interfaces . (break-aligned-interface))))))
933 ;; ugh. A ligature bracket is totally different from
938 (edge-height . (0.7 . 0.7))
939 (shorten-pair . (-0.2 . -0.2))
941 (positions . ,ly:tuplet-bracket::calc-positions)
942 (stencil . ,ly:tuplet-bracket::print)
943 (staff-padding . 0.25)
944 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
945 (control-points . ,ly:tuplet-bracket::calc-control-points)
946 (meta . ((class . Spanner)
947 (interfaces . (line-interface
948 tuplet-bracket-interface))))))
953 (stencil . ,ly:lyric-extender::print)
954 (thickness . 0.8) ; line-thickness
955 (minimum-length . 1.5)
957 (meta . ((class . Spanner)
958 (interfaces . (lyric-interface
959 lyric-extender-interface))))))
967 (minimum-length . 0.3)
968 (minimum-distance . 0.1)
970 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
971 (stencil . ,ly:lyric-hyphen::print)
973 (meta . ((class . Spanner)
974 (interfaces . (lyric-interface
976 lyric-hyphen-interface
977 spanner-interface))))))
980 . ((minimum-distance . 0.45)
981 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
985 (meta . ((class . Spanner)
986 (interfaces . (spanner-interface
987 lyric-hyphen-interface ))
993 (stencil . ,lyric-text::print)
994 (text . ,(grob::calc-property-by-copy 'text))
995 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
996 (self-alignment-X . 0)
998 (font-series . bold-narrow)
1000 (meta . ((class . Item)
1001 (interfaces . (rhythmic-grob-interface
1002 lyric-syllable-interface
1003 self-alignment-interface
1005 font-interface))))))
1010 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1012 (stencil . ,ly:measure-grouping::print)
1018 (meta . ((class . Spanner)
1019 (interfaces . (side-position-interface
1020 measure-grouping-interface))))))
1024 (neutral-direction . ,DOWN)
1025 (meta . ((class . Item)
1026 (interfaces . (melody-spanner-interface ))))))
1031 (stencil . ,ly:mensural-ligature::print)
1032 (meta . ((class . Spanner)
1033 (interfaces . (mensural-ligature-interface
1034 font-interface))))))
1038 (stencil . ,ly:text-interface::print)
1039 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1043 (outside-staff-priority . 1000)
1044 (meta . ((class . Item)
1045 (interfaces . (text-interface
1046 side-position-interface
1048 metronome-mark-interface))))))
1053 (stencil . ,ly:multi-measure-rest::print)
1054 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1055 (Y-offset . ,ly:staff-symbol-referencer::callback)
1056 (staff-position . 0)
1058 (thick-thickness . 6.6)
1059 (hair-thickness . 2.0)
1061 (meta . ((class . Spanner)
1062 (interfaces . (multi-measure-rest-interface
1063 multi-measure-interface
1066 staff-symbol-referencer-interface))))))
1069 (MultiMeasureRestNumber
1071 (bound-padding . 2.0)
1072 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1073 (stencil . ,ly:text-interface::print)
1074 (X-offset . ,(ly:make-simple-closure
1075 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1076 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1077 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1079 (self-alignment-X . 0)
1082 (staff-padding . 0.4)
1083 (font-encoding . fetaNumber)
1084 (meta . ((class . Spanner)
1085 (interfaces . (side-position-interface
1086 multi-measure-interface
1087 self-alignment-interface
1092 (MultiMeasureRestText
1094 (stencil . ,ly:text-interface::print)
1095 (X-offset . ,(ly:make-simple-closure
1096 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1097 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1099 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1100 (self-alignment-X . 0)
1103 (staff-padding . 0.25)
1104 (meta . ((class . Spanner)
1105 (interfaces . (side-position-interface
1106 multi-measure-interface
1107 self-alignment-interface
1109 text-interface))))))
1111 (NonMusicalPaperColumn
1113 (allow-loose-spacing . #t)
1115 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1116 (X-extent . ,ly:axis-group-interface::width)
1117 ;; (stencil . ,ly:paper-column::print)
1120 (line-break-permission . allow)
1121 (page-break-permission . allow)
1123 ;; debugging stuff: print column number.
1124 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1126 (meta . ((class . Paper_column)
1127 (interfaces . (paper-column-interface
1128 axis-group-interface
1129 spaceable-grob-interface))))))
1134 (X-extent . ,ly:axis-group-interface::width)
1135 (Y-extent . ,ly:axis-group-interface::height)
1136 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1137 (meta . ((class . Item)
1138 (interfaces . (note-collision-interface
1139 axis-group-interface))))))
1144 (X-extent . ,ly:axis-group-interface::width)
1145 (Y-extent . ,ly:axis-group-interface::height)
1146 (meta . ((class . Item)
1147 (interfaces . (axis-group-interface
1148 note-column-interface))))))
1152 (stencil . ,ly:note-head::print)
1153 (duration-log . ,note-head::calc-duration-log)
1154 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1155 (glyph-name . ,note-head::calc-glyph-name)
1156 (Y-offset . ,ly:staff-symbol-referencer::callback)
1157 (X-offset . ,ly:note-head::stem-x-shift)
1158 (meta . ((class . Item)
1159 (interfaces . (rhythmic-grob-interface
1160 rhythmic-head-interface
1164 staff-symbol-referencer-interface))))))
1168 (stem-spacing-correction . 0.5)
1169 (same-direction-correction . 0.25)
1170 ;; Changed this from 0.75.
1171 ;; If you ever change this back, please document! --hwn
1172 (knee-spacing-correction . 1.0)
1173 (meta . ((class . Item)
1175 note-spacing-interface))))))
1179 (stencil . ,ly:text-interface::print)
1180 (meta . ((class . Item)
1181 (interfaces . (note-name-interface
1183 font-interface))))))
1187 (self-alignment-X . 0)
1188 (break-visibility . ,begin-of-line-visible)
1189 (X-offset . ,(ly:make-simple-closure
1190 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1191 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1193 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1194 (stencil . ,ly:text-interface::print)
1195 (font-shape . italic)
1196 (staff-padding . 0.2)
1198 (meta . ((class . Item)
1199 (interfaces . (text-interface
1200 self-alignment-interface
1201 side-position-interface
1202 font-interface))))))
1206 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1207 (stencil . ,ly:ottava-bracket::print)
1208 (font-shape . italic)
1209 (shorten-pair . (0.0 . -0.6))
1210 (staff-padding . 1.0)
1212 (minimum-length . 1.0)
1213 (dash-fraction . 0.3)
1214 (edge-height . (0 . 1.2))
1216 (outside-staff-priority . 400)
1217 (meta . ((class . Spanner)
1218 (interfaces . (ottava-bracket-interface
1219 horizontal-bracket-interface
1221 side-position-interface
1223 text-interface))))))
1228 (allow-loose-spacing . #t)
1229 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1230 ;; (stencil . ,ly:paper-column::print)
1231 (X-extent . ,ly:axis-group-interface::width)
1234 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1235 (meta . ((class . Paper_column)
1236 (interfaces . (paper-column-interface
1237 axis-group-interface
1238 spaceable-grob-interface))))))
1241 . ((stencil . ,parentheses-item::print)
1242 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1245 (meta . ((class . Item)
1246 (interfaces . (parentheses-interface font-interface))))
1249 (HarmonicParenthesesItem
1250 . ((stencil . ,parentheses-item::print)
1252 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1253 (meta . ((class . Item)
1254 (interfaces . (parentheses-interface font-interface))))
1258 . ((details . ,default-slur-details)
1259 (control-points . ,ly:slur::calc-control-points)
1260 (direction . ,ly:slur::calc-direction)
1261 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1262 (Y-extent . ,ly:slur::height)
1263 (stencil . ,ly:slur::print)
1265 (minimum-length . 1.5)
1266 (height-limit . 2.0)
1268 (cross-staff . ,ly:slur::calc-cross-staff)
1269 (meta . ((class . Spanner)
1270 (interfaces . (slur-interface))))))
1276 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1277 (stencil . ,ly:multi-measure-rest::percent)
1280 (font-encoding . fetaMusic)
1281 (meta . ((class . Spanner)
1282 (interfaces . (multi-measure-rest-interface
1284 percent-repeat-item-interface))))))
1285 (PercentRepeatCounter
1287 (stencil . ,ly:text-interface::print)
1288 (X-offset . ,(ly:make-simple-closure
1289 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1290 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1291 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1292 (self-alignment-X . 0)
1295 (staff-padding . 0.25)
1297 (font-encoding . fetaNumber)
1298 (meta . ((class . Spanner)
1299 (interfaces . (side-position-interface
1300 self-alignment-interface
1301 percent-repeat-item-interface
1303 text-interface))))))
1305 ;; an example of a text spanner
1308 (stencil . ,ly:piano-pedal-bracket::print)
1310 (bound-padding . 1.0)
1312 (bracket-flare . (0.5 . 0.5))
1313 (edge-height . (1.0 . 1.0))
1314 (shorten-pair . (0.0 . 0.0))
1316 (meta . ((class . Spanner)
1317 (interfaces . (line-interface
1318 piano-pedal-interface
1319 piano-pedal-bracket-interface))))))
1323 (stencil . ,ly:text-interface::print)
1324 (X-offset . ,(ly:make-simple-closure
1326 ,(ly:make-simple-closure
1327 (list ly:break-alignable-interface::self-align-callback))
1328 ,(ly:make-simple-closure
1329 (list ly:self-alignment-interface::x-aligned-on-self)))))
1331 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1332 (self-alignment-X . 0)
1337 (break-visibility . ,end-of-line-invisible)
1338 (break-align-symbols . (staff-bar clef))
1340 (outside-staff-priority . 1500)
1341 (meta . ((class . Item)
1342 (interfaces . (text-interface
1343 side-position-interface
1344 break-alignable-interface
1347 self-alignment-interface))))))
1351 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1354 (meta . ((class . Item)
1355 (interfaces . (rhythmic-grob-interface
1356 percent-repeat-item-interface))))))
1360 (stencil . ,ly:tie::print)
1361 (control-points . ,ly:semi-tie::calc-control-points)
1362 (direction . ,ly:tie::calc-direction)
1363 (details . ((ratio . 0.333)
1364 (height-limit . 1.0)))
1366 (head-direction . ,RIGHT)
1367 (meta . ((class . Item)
1368 (interfaces . (semi-tie-interface))
1376 (direction . ,ly:tie::calc-direction)
1377 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1379 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1380 (meta . ((class . Item)
1381 (interfaces . (semi-tie-column-interface))
1387 (stencil . ,ly:rest::print)
1388 (duration-log . ,stem::calc-duration-log)
1389 (X-extent . ,ly:rest::width)
1390 (Y-extent . ,ly:rest::height)
1391 (Y-offset . ,ly:rest::y-offset-callback)
1392 (minimum-distance . 0.25)
1393 (meta . ((class . Item)
1394 (interfaces . (font-interface
1395 rhythmic-head-interface
1396 rhythmic-grob-interface
1397 staff-symbol-referencer-interface
1398 rest-interface))))))
1402 (minimum-distance . 0.75)
1403 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1404 (meta . ((class . Item)
1405 (interfaces . (rest-collision-interface))))))
1409 ;; don't set direction here: it breaks staccato.
1411 ;; padding set in script definitions.
1412 (staff-padding . 0.25)
1413 (X-offset . ,script-interface::calc-x-offset)
1414 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1417 (stencil . ,ly:script-interface::print)
1418 (direction . ,ly:script-interface::calc-direction)
1419 (positioning-done . ,ly:script-interface::calc-positioning-done)
1420 (font-encoding . fetaMusic)
1421 (cross-staff . ,ly:script-interface::calc-cross-staff)
1422 (meta . ((class . Item)
1423 (interfaces . (script-interface
1424 side-position-interface
1425 font-interface))))))
1429 (before-line-breaking . ,ly:script-column::before-line-breaking)
1430 (meta . ((class . Item)
1431 (interfaces . (script-column-interface))))))
1434 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1435 (meta . ((class . Item)
1436 (interfaces . (script-column-interface))))))
1440 (avoid-slur . inside)
1441 (X-extent . ,ly:axis-group-interface::width)
1442 (Y-extent . ,ly:axis-group-interface::height)
1443 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1444 (stencil . ,ly:separation-item::print)
1445 (meta . ((class . Item)
1447 separation-item-interface))))))
1449 (SeparatingGroupSpanner
1451 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1452 (meta . ((class . Spanner)
1453 (interfaces . (only-prebreak-interface
1455 separating-group-spanner-interface))))))
1458 . ((details . ,default-slur-details)
1459 (control-points . ,ly:slur::calc-control-points)
1460 (direction . ,ly:slur::calc-direction)
1461 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1462 (Y-extent . ,ly:slur::height)
1463 (stencil . ,ly:slur::print)
1465 (line-thickness . 0.8)
1466 (minimum-length . 1.5)
1467 (height-limit . 2.0)
1469 (avoid-slur . inside)
1470 (cross-staff . ,ly:slur::calc-cross-staff)
1471 (meta . ((class . Spanner)
1472 (interfaces . (slur-interface))))))
1476 (stencil . ,ly:text-interface::print)
1477 (direction . ,RIGHT)
1478 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1479 (extra-spacing-width . (+inf.0 . -inf.0))
1480 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1481 (font-shape . italic)
1482 (self-alignment-X . 0)
1483 (meta . ((class . Item)
1484 (interfaces . (text-interface
1485 self-alignment-interface
1486 piano-pedal-script-interface
1487 font-interface))))))
1489 (SostenutoPedalLineSpanner
1492 (Y-extent . ,ly:axis-group-interface::height)
1493 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1495 (staff-padding . 1.0)
1497 (minimum-space . 1.0)
1499 (meta . ((class . Spanner)
1500 (interfaces . (piano-pedal-interface
1501 axis-group-interface
1502 side-position-interface))))))
1505 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1506 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1507 (average-spacing-wishes . #t)
1508 (shortest-duration-space . 2.0)
1509 (spacing-increment . 1.2)
1511 (base-shortest-duration . ,(ly:make-moment 3 16))
1512 (meta . ((class . Spanner)
1514 spacing-options-interface
1515 spacing-spanner-interface))))))
1519 (break-align-symbol . staff-bar)
1523 (stencil . ,ly:span-bar::print)
1524 (bar-size . ,ly:span-bar::calc-bar-size)
1525 (X-extent . ,ly:span-bar::width)
1526 (glyph-name . ,ly:span-bar::calc-glyph-name)
1527 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1532 ;; Ross. page 151 lists other values, we opt for a leaner look
1536 (hair-thickness . 1.6)
1537 (thick-thickness . 6.0)
1538 (meta . ((class . Item)
1539 (interfaces . (span-bar-interface
1541 bar-line-interface))))))
1545 (stencil . ,ly:text-interface::print)
1546 (font-series . bold)
1548 (X-offset . ,ly:side-position-interface::x-aligned-side)
1551 (meta . ((class . Item)
1552 (interfaces . (side-position-interface
1553 stanza-number-interface
1555 font-interface))))))
1561 (stem-spacing-correction . 0.4)
1562 (meta . ((class . Item)
1563 (interfaces . (staff-spacing-interface))))))
1568 (Y-extent . ,ly:staff-symbol::height)
1569 (stencil . ,ly:staff-symbol::print)
1571 (ledger-line-thickness . (1.0 . 0.1))
1573 (meta . ((class . Spanner)
1574 (interfaces . (staff-symbol-interface))))))
1578 (direction . ,ly:stem::calc-direction)
1579 (duration-log . ,stem::calc-duration-log)
1580 (default-direction . ,ly:stem::calc-default-direction)
1581 (stem-end-position . ,ly:stem::calc-stem-end-position)
1583 (neutral-direction . ,DOWN)
1584 (stem-info . ,ly:stem::calc-stem-info)
1585 (positioning-done . ,ly:stem::calc-positioning-done)
1586 (stencil . ,ly:stem::print)
1587 (X-extent . ,ly:stem::width)
1588 (Y-extent . ,ly:stem::height)
1589 (length . ,ly:stem::calc-length)
1591 (cross-staff . ,ly:stem::calc-cross-staff)
1594 ;; 3.5 (or 3 measured from note head) is standard length
1595 ;; 32nd, 64th flagged stems should be longer
1596 (lengths . (3.5 3.5 3.5 4.5 5.0))
1598 ;; FIXME. 3.5 yields too long beams (according to Ross and
1599 ;; looking at Baerenreiter examples) for a number of common
1600 ;; boundary cases. Subtracting half a beam thickness fixes
1601 ;; this, but the bug may well be somewhere else.
1603 ;; FIXME this should come from 'lengths
1604 (beamed-lengths . (3.26 3.5 3.6))
1606 ;; The 'normal' minima
1607 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1608 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1610 ;; The 'extreme case' minima
1611 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1613 ;; Stems in unnatural (forced) direction should be shortened by
1614 ;; one staff space, according to [Roush & Gourlay].
1615 ;; Flagged stems we shorten only half a staff space.
1616 (stem-shorten . (1.0 0.5))
1620 ;; We use the normal minima as minimum for the ideal lengths,
1621 ;; and the extreme minima as abolute minimum length.
1623 (X-offset . ,ly:stem::offset-callback)
1624 (Y-offset . ,ly:staff-symbol-referencer::callback)
1625 (meta . ((class . Item)
1626 (interfaces . (stem-interface
1627 font-interface))))))
1631 (Y-extent . ,ly:stem-tremolo::height)
1632 (X-extent . ,ly:stem-tremolo::width)
1633 (stencil . ,ly:stem-tremolo::print)
1634 (slope . ,ly:stem-tremolo::calc-slope)
1635 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1636 (style . ,ly:stem-tremolo::calc-style)
1637 (beam-thickness . 0.48) ; staff-space
1638 (meta . ((class . Item)
1639 (interfaces . (stem-tremolo-interface))))))
1643 (stencil . ,print-circled-text-callback)
1644 (text . ,string-number::calc-text)
1646 (staff-padding . 0.5)
1647 (self-alignment-X . 0)
1648 (self-alignment-Y . 0)
1649 (script-priority . 100)
1650 (font-encoding . fetaNumber)
1651 (font-size . -5) ; don't overlap when next to heads.
1652 (meta . ((class . Item)
1653 (interfaces . (string-number-interface
1655 text-script-interface
1657 side-position-interface
1658 self-alignment-interface
1663 (stencil . ,ly:text-interface::print)
1664 (text . ,stroke-finger::calc-text)
1665 (digit-names . #("p" "i" "m" "a" "x"))
1667 (staff-padding . 0.5)
1668 (self-alignment-X . 0)
1669 (self-alignment-Y . 0)
1670 (script-priority . 100)
1671 (font-shape . italic)
1672 (font-size . -4) ; don't overlap when next to heads.
1673 (meta . ((class . Item)
1674 (interfaces . (stroke-finger-interface
1676 text-script-interface
1678 side-position-interface
1679 self-alignment-interface
1685 (extra-spacing-width . (+inf.0 . -inf.0))
1686 (stencil . ,ly:sustain-pedal::print)
1687 (self-alignment-X . 0)
1688 (direction . ,RIGHT)
1689 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1690 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1691 (meta . ((class . Item)
1692 (interfaces . (piano-pedal-interface
1694 self-alignment-interface
1695 piano-pedal-script-interface
1696 font-interface))))))
1698 (SustainPedalLineSpanner
1701 (Y-extent . ,ly:axis-group-interface::height)
1702 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1705 (staff-padding . 1.2)
1706 (minimum-space . 1.0)
1708 (meta . ((class . Spanner)
1709 (interfaces . (piano-pedal-interface
1710 axis-group-interface
1711 side-position-interface))))))
1716 (X-extent . ,ly:axis-group-interface::width)
1717 (Y-extent . ,ly:axis-group-interface::height)
1718 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1719 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1720 (skyline-horizontal-padding . 1.0)
1721 (meta . ((class . System)
1722 (interfaces . (system-interface
1723 axis-group-interface))))))
1729 (stencil . ,ly:system-start-delimiter::print)
1730 (collapse-height . 5.0)
1731 (X-offset . ,ly:side-position-interface::x-aligned-side)
1733 (font-encoding . fetaBraces)
1735 (meta . ((class . Spanner)
1736 (interfaces . (system-start-delimiter-interface
1737 side-position-interface
1738 font-interface))))))
1744 (X-offset . ,ly:side-position-interface::x-aligned-side)
1746 (stencil . ,ly:system-start-delimiter::print)
1747 (style . line-bracket)
1749 (meta . ((class . Spanner)
1750 (interfaces . (font-interface
1751 side-position-interface
1752 system-start-delimiter-interface))))))
1757 (X-offset . ,ly:side-position-interface::x-aligned-side)
1759 (stencil . ,ly:system-start-delimiter::print)
1761 (collapse-height . 5.0)
1763 (meta . ((class . Spanner)
1764 (interfaces . (font-interface
1765 side-position-interface
1766 system-start-delimiter-interface))))))
1773 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1774 (X-offset . ,ly:side-position-interface::x-aligned-side)
1778 (stencil . ,ly:system-start-delimiter::print)
1779 (meta . ((class . Spanner)
1780 (interfaces . (side-position-interface
1781 system-start-delimiter-interface))))))
1785 (stencil . ,ly:text-interface::print)
1786 (Y-offset . ,ly:staff-symbol-referencer::callback)
1787 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1790 (stem-attachment . (0.0 . 1.35))
1791 (font-series . bold)
1792 (meta . ((class . Item)
1794 . (rhythmic-head-interface
1795 font-interface rhythmic-grob-interface
1797 staff-symbol-referencer-interface
1798 text-interface))))))
1802 (extra-spacing-width . (+inf.0 . -inf.0))
1803 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1804 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1808 ;; sync with Fingering ?
1810 (staff-padding . 0.5)
1812 (stencil . ,ly:text-interface::print)
1813 (direction . ,ly:script-interface::calc-direction)
1814 (positioning-done . ,ly:script-interface::calc-positioning-done)
1816 (outside-staff-priority . 450)
1817 (avoid-slur . around)
1818 (slur-padding . 0.5)
1819 (script-priority . 200)
1820 ;; todo: add X self alignment?
1821 (meta . ((class . Item)
1822 (interfaces . (text-script-interface
1824 side-position-interface
1825 font-interface))))))
1829 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1830 (font-shape . italic)
1831 (style . dashed-line)
1832 (staff-padding . 0.8)
1833 (dash-fraction . 0.2)
1837 (outside-staff-priority . 350)
1839 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1840 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1841 (bound-details . ((left . ((Y . 0)
1843 (attach-dir . ,LEFT)
1849 (stencil . ,ly:line-spanner::print)
1851 (meta . ((class . Spanner)
1852 (interfaces . (line-spanner-interface
1853 side-position-interface
1854 font-interface))))))
1858 (control-points . ,ly:tie::calc-control-points)
1859 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1860 (avoid-slur . inside)
1861 (direction . ,ly:tie::calc-direction)
1862 (stencil . ,ly:tie::print)
1865 ;; for a full list, see tie-details.cc
1867 (center-staff-line-clearance . 0.6)
1868 (tip-staff-line-clearance . 0.45)
1869 (note-head-gap . 0.2)
1871 (height-limit . 1.0)
1872 (horizontal-distance-penalty-factor . 10)
1873 (same-dir-as-stem-penalty . 8)
1874 (min-length-penalty-factor . 26)
1875 (tie-tie-collision-distance . 0.45)
1876 (tie-tie-collision-penalty . 25.0)
1877 (intra-space-threshold . 1.25)
1878 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1879 (outer-tie-length-symmetry-penalty-factor . 10)
1880 (vertical-distance-penalty-factor . 7)
1881 (outer-tie-vertical-gap . 0.25)
1882 (multi-tie-region-size . 1)
1883 (single-tie-region-size . 4)
1884 (between-length-limit . 1.0)))
1887 (line-thickness . 0.8)
1888 (meta . ((class . Spanner)
1889 (interfaces . (tie-interface))))
1894 (positioning-done . ,ly:tie-column::calc-positioning-done)
1895 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1898 (meta . ((class . Spanner)
1899 (interfaces . (tie-column-interface))))))
1903 (stencil . ,ly:time-signature::print)
1904 (break-align-symbol . time-signature)
1905 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1906 (break-visibility . ,all-visible)
1907 (avoid-slur . inside)
1909 (first-note . (fixed-space . 2.0))
1910 (right-edge . (extra-space . 0.5))
1911 (staff-bar . (minimum-space . 2.0))))
1914 (meta . ((class . Item)
1915 (interfaces . (time-signature-interface
1916 break-aligned-interface
1917 font-interface))))))
1921 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1922 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1924 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1926 (make-musicglyph-markup "scripts.trill")))
1929 (attach-dir . ,LEFT)
1934 (stencil . ,ly:line-spanner::print)
1937 (staff-padding . 1.0)
1940 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1942 (outside-staff-priority . 50)
1943 (meta . ((class . Spanner)
1944 (interfaces . (line-spanner-interface
1946 trill-spanner-interface
1947 side-position-interface
1948 font-interface))))))
1950 (TrillPitchAccidental
1951 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1956 (stencil . ,ly:accidental-interface::print)
1957 (Y-extent . ,ly:accidental-interface::height)
1958 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1959 (meta . ((class . Item)
1960 (interfaces . (trill-pitch-accidental-interface
1961 accidental-interface
1962 side-position-interface
1963 font-interface))))))
1966 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1969 (stencil . ,parenthesize-elements)
1970 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1971 (direction . ,RIGHT)
1974 (meta . ((class . Item)
1975 (interfaces . (side-position-interface
1976 parentheses-interface
1978 rhythmic-head-interface
1980 axis-group-interface))))))
1984 (stencil . ,ly:note-head::print)
1986 (Y-offset . ,ly:staff-symbol-referencer::callback)
1988 (meta . ((class . Item)
1989 (interfaces . (rhythmic-head-interface
1991 pitched-trill-interface
1993 staff-symbol-referencer-interface))))))
1999 (edge-height . (0.7 . 0.7))
2000 (shorten-pair . (-0.2 . -0.2))
2001 (staff-padding . 0.25)
2002 (direction . ,ly:tuplet-bracket::calc-direction)
2003 (positions . ,ly:tuplet-bracket::calc-positions)
2004 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2005 (control-points . ,ly:tuplet-bracket::calc-control-points)
2006 (stencil . ,ly:tuplet-bracket::print)
2007 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2009 (meta . ((class . Spanner)
2010 (interfaces . (line-interface
2011 tuplet-bracket-interface))))))
2015 (stencil . ,ly:tuplet-number::print)
2016 (text . ,tuplet-number::calc-denominator-text)
2017 (font-shape . italic)
2019 (avoid-slur . inside)
2020 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2021 (meta . ((class . Spanner)
2022 (interfaces . (text-interface tuplet-number-interface
2023 font-interface))))))
2027 (stencil . ,ly:text-interface::print)
2028 (font-shape . italic)
2029 (extra-spacing-width . (+inf.0 . -inf.0))
2030 (self-alignment-X . 0)
2031 (direction . ,RIGHT)
2032 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2033 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2034 (meta . ((class . Item)
2035 (interfaces . (text-interface
2036 piano-pedal-script-interface
2037 self-alignment-interface
2038 font-interface))))))
2040 (UnaCordaPedalLineSpanner
2043 (Y-extent . ,ly:axis-group-interface::height)
2044 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2047 (staff-padding . 1.2)
2048 (minimum-space . 1.0)
2050 (meta . ((class . Spanner)
2051 (interfaces . (piano-pedal-interface
2052 axis-group-interface
2053 side-position-interface))))))
2059 (stencil . ,ly:vaticana-ligature::print)
2060 (meta . ((class . Spanner)
2061 (interfaces . (vaticana-ligature-interface
2062 font-interface))))))
2067 (positioning-done . ,ly:align-interface::calc-positioning-done)
2068 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2069 (Y-extent . ,ly:axis-group-interface::height)
2070 (X-extent . ,ly:axis-group-interface::width)
2073 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2074 (max-stretch . ,ly:align-interface::calc-max-stretch)
2075 (meta . ((class . Spanner)
2076 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2077 (interfaces . (align-interface
2078 axis-group-interface))))))
2082 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2083 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2084 (X-extent . ,ly:axis-group-interface::width)
2085 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2086 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2087 (stencil . ,ly:axis-group-interface::print)
2088 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2089 (meta . ((class . Spanner)
2090 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2091 (interfaces . (axis-group-interface
2092 hara-kiri-group-spanner-interface
2093 vertically-spaceable-interface))))))
2098 (stencil . ,ly:volta-bracket-interface::print)
2101 (font-encoding . fetaNumber)
2102 (minimum-Y-extent . (0 . 2))
2103 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2105 (thickness . 1.6) ;; line-thickness
2106 (edge-height . (2.0 . 2.0)) ;; staff-space;
2109 (outside-staff-priority . 100)
2110 (meta . ((class . Spanner)
2111 (interfaces . (volta-bracket-interface
2112 horizontal-bracket-interface
2115 side-position-interface
2127 (bound-details . ((right . ((attach-dir . ,CENTER)
2130 (left . ((attach-dir . ,CENTER)
2134 (stencil . ,ly:line-spanner::print)
2135 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2136 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2137 (meta . ((class . Spanner)
2138 (interfaces . (line-spanner-interface
2144 (define (completize-grob-entry x)
2145 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2147 ;; (display (car x))
2149 (let* ((name-sym (car x))
2150 (grob-entry (cdr x))
2151 (meta-entry (cdr (assoc 'meta grob-entry)))
2152 (class (cdr (assoc 'class meta-entry)))
2154 (cdr (assoc 'interfaces meta-entry))))
2158 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2159 ((eq? 'Spanner class)
2160 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2161 ((eq? 'Paper_column class)
2162 (set! ifaces-entry (cons 'item-interface
2163 (cons 'paper-column-interface ifaces-entry))))
2164 ((eq? 'System class)
2165 (set! ifaces-entry (cons 'system-interface
2166 (cons 'spanner-interface ifaces-entry))))
2168 (ly:warning "Unknown class ~a" class)))
2170 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2171 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2173 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2174 (set! meta-entry (assoc-set! meta-entry 'interfaces
2176 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2177 (cons name-sym grob-entry)))
2179 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2181 ;; (display (map pair? all-grob-descriptions))
2183 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2186 ;; (display (car x)) (newline)
2188 (set-object-property! (car x) 'translation-type? list?)
2189 (set-object-property! (car x) 'is-grob? #t))
2190 all-grob-descriptions)
2192 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2194 (define pure-print-callbacks
2196 print-circled-text-callback
2199 ly:arpeggio::brew-chord-bracket
2204 ly:text-interface::print
2205 ly:script-interface::print))
2207 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2208 (define (pure-stencil-height grob start stop)
2209 (let ((sten (ly:grob-property-data grob 'stencil)))
2212 (memq sten pure-print-callbacks))
2213 (ly:grob::stencil-height grob)
2216 (define pure-conversions-alist
2218 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2219 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2220 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2221 (,ly:stem::height . ,ly:stem::pure-height)
2222 (,ly:rest::height . ,ly:rest::pure-height)
2223 (,ly:grob::stencil-height . ,pure-stencil-height)
2224 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2225 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2226 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2227 (,ly:slur::height . ,ly:slur::pure-height)
2228 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2230 (define pure-functions
2232 ly:staff-symbol-referencer::callback
2233 ly:staff-symbol::height))
2235 (define-public (pure-relevant? grob)
2236 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2239 (pair? extent-callback)
2240 (memq extent-callback pure-functions)
2242 (pair? (assq extent-callback pure-conversions-alist))
2245 (not (eq? extent-callback ly:grob::stencil-height))
2246 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2247 (ly:stencil? (ly:grob-property-data grob 'stencil))
2251 (define-public (call-pure-function unpure args start end)
2252 (if (ly:simple-closure? unpure)
2253 (ly:eval-simple-closure (car args) unpure start end)
2254 (if (not (procedure? unpure))
2256 (if (memq unpure pure-functions)
2258 (let ((pure (assq unpure pure-conversions-alist)))
2262 (list (car args) start end)