1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
24 (alteration . ,accidental-interface::calc-alteration)
25 (stencil . ,ly:accidental-interface::print)
26 (Y-extent . ,ly:accidental-interface::height)
27 (X-extent . ,ly:accidental-interface::width)
28 (meta . ((class . Item)
29 (interfaces . (accidental-interface
35 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
36 (alteration . ,accidental-interface::calc-alteration)
37 (stencil . ,ly:accidental-interface::print)
38 (Y-extent . ,ly:accidental-interface::height)
39 (meta . ((class . Item)
40 (interfaces . (accidental-interface
46 (stencil . ,ly:accidental-interface::print)
47 (Y-extent . ,ly:accidental-interface::height)
48 (X-offset . ,(ly:make-simple-closure
50 ,(ly:make-simple-closure
51 (list ly:self-alignment-interface::centered-on-x-parent))
52 ,(ly:make-simple-closure
53 (list ly:self-alignment-interface::x-aligned-on-self)))))
54 (self-alignment-X . ,CENTER)
56 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
57 (alteration . ,accidental-interface::calc-alteration)
58 (Y-offset . ,ly:side-position-interface::y-aligned-side)
60 (staff-padding . 0.25)
61 (outside-staff-priority . 0)
64 (meta . ((class . Item)
65 (interfaces . (side-position-interface
68 accidental-suggestion-interface
69 self-alignment-interface
76 ;; for horizontally stacked scripts.
77 (script-priority . -100)
80 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
81 (X-extent . ,ly:axis-group-interface::width)
83 ;; this is quite small, but it is very ugly to have
84 ;; accs closer to the previous note than to the next one.
85 (right-padding . 0.15)
86 (meta . ((class . Item)
87 (interfaces . (accidental-placement-interface))))))
92 (X-extent . ,ly:axis-group-interface::width)
93 (Y-extent . ,ly:axis-group-interface::height)
95 (clef . (extra-space . 0.5))
96 (key-signature . (extra-space . 0.0))
97 (staff-bar . (extra-space . 0.0))
98 (time-signature . (extra-space . 0.0))
99 (first-note . (fixed-space . 0.0))))
101 (break-align-symbol . ambitus)
102 (break-visibility . ,begin-of-line-visible)
103 (meta . ((class . Item)
104 (interfaces . (axis-group-interface
105 break-aligned-interface
106 ambitus-interface))))))
110 (stencil . ,ly:ambitus::print)
113 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
114 (meta . ((class . Item)
115 (interfaces . (ambitus-interface
116 staff-symbol-referencer-interface
120 (font-family . music)
122 (X-offset . ,ly:side-position-interface::x-aligned-side)
124 (stencil . ,ly:accidental-interface::print)
125 (Y-extent . ,ly:accidental-interface::height)
126 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
128 (meta . ((class . Item)
131 break-aligned-interface
132 side-position-interface
138 (stencil . ,ly:note-head::print)
139 (glyph-name . ,note-head::calc-glyph-name)
140 (Y-offset . ,ly:staff-symbol-referencer::callback)
141 (meta . ((class . Item)
142 (interfaces . (font-interface
145 staff-symbol-referencer-interface
146 rhythmic-head-interface
147 ledgered-interface))))))
150 . ((X-extent . ,ly:arpeggio::width)
151 (stencil . ,ly:arpeggio::print)
152 (Y-offset . ,ly:staff-symbol-referencer::callback)
153 (X-offset . ,ly:side-position-interface::x-aligned-side)
155 (positions . ,ly:arpeggio::calc-positions)
157 (script-priority . 0)
159 (staff-position . 0.0)
160 (Y-extent . ,ly:arpeggio::height)
161 (meta . ((class . Item)
162 (interfaces . (arpeggio-interface
163 staff-symbol-referencer-interface
164 side-position-interface
168 . ((stencil . ,ly:balloon-interface::print)
169 (text . ,(grob::calc-property-by-copy 'text))
170 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
171 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
172 (meta . ((class . Item)
173 (interfaces . (text-interface
177 (break-align-symbol . staff-bar)
178 (break-align-anchor . ,ly:bar-line::calc-anchor)
182 (break-visibility . ,bar-line::calc-break-visibility)
184 (stencil . ,ly:bar-line::print)
185 (glyph-name . ,bar-line::calc-glyph-name)
186 (bar-size . ,ly:bar-line::calc-bar-size)
189 (time-signature . (extra-space . 0.75))
190 (custos . (minimum-space . 2.0))
191 (clef . (minimum-space . 1.0))
192 (key-signature . (extra-space . 1.0))
193 (key-cancellation . (extra-space . 1.0))
194 (first-note . (fixed-space . 1.3))
195 (next-note . (semi-fixed-space . 0.9))
196 (right-edge . (extra-space . 0.0))))
199 ;; Ross. page 151 lists other values, we opt for a leaner look
202 ;; kern should scale with line-thickness too.
205 (hair-thickness . 1.9)
206 (thick-thickness . 6.0)
207 (meta . ((class . Item)
208 (interfaces . (bar-line-interface
209 break-aligned-interface
214 (stencil . ,ly:text-interface::print)
216 (break-visibility . ,begin-of-line-visible)
219 (font-family . roman)
221 (Y-offset . ,ly:side-position-interface::y-aligned-side)
223 (outside-staff-priority . 100)
224 (X-offset . ,(ly:make-simple-closure
226 ,(ly:make-simple-closure
227 (list ly:break-alignable-interface::self-align-callback))
228 ,(ly:make-simple-closure
229 (list ly:self-alignment-interface::x-aligned-on-self)))))
231 (self-alignment-X . 1)
233 ;; want the bar number before the clef at line start.
234 (break-align-symbols . (left-edge staff-bar))
237 (interfaces . (side-position-interface
239 break-alignable-interface
240 self-alignment-interface
247 (stencil . ,ly:text-interface::print)
248 (meta . ((class . Item)
249 (interfaces . (text-interface
250 rhythmic-grob-interface
251 bass-figure-interface
257 (threshold . (2 . 1000))
258 (positioning-done . ,ly:align-interface::calc-positioning-done)
259 (Y-extent . ,ly:axis-group-interface::height)
262 (meta . ((class . Spanner)
263 (interfaces . (align-interface
264 bass-figure-alignment-interface
265 axis-group-interface))))))
267 (BassFigureAlignmentPositioning
268 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
271 (Y-extent . ,ly:axis-group-interface::height)
273 (staff-padding . 1.0)
275 (meta . ((class . Spanner)
276 (interfaces . (side-position-interface
282 (stencil . ,ly:enclosing-bracket::print)
283 (X-extent . ,ly:enclosing-bracket::width)
284 (edge-height . (0.2 . 0.2))
285 (meta . ((class . Item)
286 (interfaces . (enclosing-bracket-interface)) ))
288 (BassFigureContinuation
290 (stencil . ,ly:figured-bass-continuation::print)
291 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
292 (meta . ((class . Spanner)
293 (interfaces . (figured-bass-continuation-interface))
298 (Y-extent . ,ly:axis-group-interface::height)
299 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
300 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
301 (meta . ((class . Spanner)
302 (interfaces . (axis-group-interface
308 ;; todo: clean this up a bit: the list is getting
311 (positions . ,(ly:make-simple-closure
312 (ly:make-simple-closure
313 (list chain-grob-member-functions
315 ly:beam::calc-least-squares-positions
316 ly:beam::slope-damping
317 ly:beam::shift-region-to-valid
321 ;; this is a hack to set stem lengths, if positions is set.
322 (quantized-positions . ,ly:beam::set-stem-lengths)
323 (concaveness . ,ly:beam::calc-concaveness)
324 (direction . ,ly:beam::calc-direction)
325 (shorten . ,ly:beam::calc-stem-shorten)
326 (beaming . ,ly:beam::calc-beaming)
327 (stencil . ,ly:beam::print)
329 (cross-staff . ,ly:beam::calc-cross-staff)
331 (details . ((hint-direction-penalty . 20)))
332 ;; TODO: should be in SLT.
333 (thickness . 0.48) ; in staff-space
334 (neutral-direction . ,DOWN)
336 ;; Whe have some unreferenced problems here.
338 ;; If we shorten beamed stems less than normal stems (1 staff-space),
339 ;; or high order less than 8th beams, patterns like
340 ;; c''4 [c''8 c''] c''4 [c''16 c]
341 ;; are ugly (different stem lengths).
343 ;; But if we shorten 16th beams as much as 8th beams, a single
344 ;; forced 16th beam looks *very* short.
346 ;; We choose to shorten 8th beams the same as single stems,
347 ;; and high order beams less than 8th beams, so that all
348 ;; isolated shortened beams look nice and a bit shortened,
349 ;; sadly possibly breaking patterns with high order beams.
350 (beamed-stem-shorten . (1.0 0.5 0.25))
352 (auto-knee-gap . 5.5)
354 ;; only for debugging.
355 (font-family . roman)
356 (meta . ((class . Spanner)
357 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
358 (interfaces . (staff-symbol-referencer-interface
359 unbreakable-spanner-interface
364 (stencil . ,bend::print)
366 (meta . ((class . Spanner)
367 (interfaces . (spanner-interface
368 bend-after-interface))))))
374 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
375 (X-extent . ,ly:axis-group-interface::width)
376 (break-align-orders . ;; end of line
398 time-signature custos)
412 (meta . ((class . Item)
413 (interfaces . (break-alignment-interface
414 axis-group-interface))))))
419 (X-extent . ,ly:axis-group-interface::width)
420 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
421 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
422 (meta . ((class . Item)
423 (interfaces . (break-aligned-interface
424 axis-group-interface))))))
428 (break-align-symbol . breathing-sign)
431 (ambitus . (extra-space . 2.0))
432 (custos . (minimum-space . 1.0))
433 (key-signature . (minimum-space . 1.5))
434 (time-signature . (minimum-space . 1.5))
435 (staff-bar . (minimum-space . 1.5))
436 (clef . (minimum-space . 2.0))
437 (first-note . (fixed-space . 1.0)) ;huh?
438 (right-edge . (extra-space . 0.1))))
439 (stencil . ,ly:text-interface::print)
440 (text . ,(make-musicglyph-markup "scripts.rcomma"))
441 (Y-offset . ,ly:breathing-sign::offset-callback)
442 (break-visibility . ,begin-of-line-invisible)
443 (meta . ((class . Item)
444 (interfaces . (break-aligned-interface
445 breathing-sign-interface
451 (stencil . ,ly:clef::print)
452 (glyph-name . ,ly:clef::calc-glyph-name)
454 (avoid-slur . inside)
455 (font-family . music)
456 (break-align-symbol . clef)
457 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
458 (break-visibility . ,begin-of-line-visible)
459 (space-alist . ((ambitus . (extra-space . 2.0))
460 (staff-bar . (extra-space . 0.7))
461 (key-cancellation . (minimum-space . 3.5))
462 (key-signature . (minimum-space . 3.5))
463 (time-signature . (minimum-space . 4.2))
464 (first-note . (minimum-fixed-space . 5.0))
465 (next-note . (extra-space . 0.5))
466 (right-edge . (extra-space . 0.5))))
467 (Y-offset . ,ly:staff-symbol-referencer::callback)
468 (meta . ((class . Item)
469 (interfaces . (clef-interface
470 staff-symbol-referencer-interface
472 break-aligned-interface))))))
474 (ClusterSpannerBeacon
476 (Y-extent . ,ly:cluster-beacon::height)
477 (meta . ((class . Item)
478 (interfaces . (rhythmic-grob-interface
479 cluster-beacon-interface))))))
483 (springs-and-rods . ,ly:spanner::set-spacing-rods)
484 (stencil . ,ly:cluster::print)
485 (minimum-length . 0.0)
488 (meta . ((class . Spanner)
489 (interfaces . (cluster-interface))))))
493 (stencil . ,ly:text-interface::print)
494 (after-line-breaking . ,ly:chord-name::after-line-breaking)
498 (meta . ((class . Item)
499 (interfaces . (font-interface
500 rhythmic-grob-interface
507 (stencil . ,ly:text-interface::print)
508 (extra-spacing-width . (+inf.0 . -inf.0))
509 (Y-offset . ,ly:side-position-interface::y-aligned-side)
510 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
513 (staff-padding . 0.5)
514 (script-priority . 200)
515 ;; todo: add X self alignment?
519 (meta . ((class . Item)
520 (interfaces . (text-script-interface
522 side-position-interface
527 (break-align-symbol . custos)
529 (stencil . ,ly:custos::print)
530 (break-visibility . ,end-of-line-visible)
532 (neutral-direction . ,DOWN)
533 (Y-offset . ,ly:staff-symbol-referencer::callback)
535 (first-note . (minimum-fixed-space . 0.0))
536 (right-edge . (extra-space . 0.1))))
537 (meta . ((class . Item)
540 staff-symbol-referencer-interface
542 break-aligned-interface))))))
548 (positioning-done . ,ly:dot-column::calc-positioning-done)
549 (X-extent . ,ly:axis-group-interface::width)
550 (meta . ((class . Item)
551 (interfaces . (dot-column-interface
552 axis-group-interface))))))
556 (stencil . ,ly:dots::print)
557 (dot-count . ,dots::calc-dot-count)
558 (staff-position . ,dots::calc-staff-position)
559 (meta . ((class . Item)
560 (interfaces . (font-interface
561 staff-symbol-referencer-interface
566 (stencil . ,ly:percent-repeat-item-interface::double-percent)
569 (font-encoding . fetaMusic)
572 (break-align-symbol . staff-bar)
573 (break-visibility . ,begin-of-line-invisible)
574 (meta . ((class . Item)
575 (interfaces . (font-interface
576 break-aligned-interface
577 percent-repeat-item-interface))))))
579 (DoublePercentRepeatCounter
581 (stencil . ,ly:text-interface::print)
582 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
583 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
584 (Y-offset . ,ly:side-position-interface::y-aligned-side)
585 (font-encoding . fetaNumber)
586 (self-alignment-X . 0)
590 (staff-padding . 0.25)
592 (meta . ((class . Item)
593 (interfaces . (side-position-interface
594 self-alignment-interface
595 percent-repeat-item-interface
601 (Y-offset . ,ly:side-position-interface::y-aligned-side)
602 (staff-padding . 0.1)
605 (minimum-space . 1.2)
608 (outside-staff-priority . 250)
609 (Y-extent . ,ly:axis-group-interface::height)
610 (X-extent . ,ly:axis-group-interface::width)
611 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
612 (meta . ((class . Spanner)
613 (interfaces . (axis-group-interface
615 dynamic-line-spanner-interface
616 side-position-interface))))))
623 (stencil . ,ly:text-interface::print)
624 (direction . ,ly:script-interface::calc-direction)
625 (positioning-done . ,ly:script-interface::calc-positioning-done)
627 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
628 (self-alignment-X . 0)
629 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
630 (self-alignment-Y . 0)
632 (font-encoding . fetaDynamic)
633 (font-shape . italic)
634 (extra-spacing-width . (+inf.0 . -inf.0))
635 (outside-staff-priority . 250)
636 (meta . ((class . Item)
637 (interfaces . (font-interface
639 self-alignment-interface
641 script-interface))))))
645 ;; rather ugh with NCSB
646 ;; (font-series . bold)
647 (font-shape . italic)
648 (style . dashed-line)
650 ;; make sure the spanner doesn't get too close to notes
651 (minimum-Y-extent . (-1 . 1))
652 (bound-details . ((right . ((attach-dir . ,LEFT)
656 (right-broken . ((attach-dir . ,RIGHT)
660 (left . ((attach-dir . ,LEFT)
662 (stencil-offset . (0 . -0.5))
665 (left-broken . ((attach-dir . ,RIGHT)
668 (stencil . ,ly:line-spanner::print)
669 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
670 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
672 ;; need to blend with dynamic texts.
674 (dash-fraction . 0.2)
676 (meta . ((class . Spanner)
677 (interfaces . (font-interface
679 line-spanner-interface
682 dynamic-text-spanner-interface
683 spanner-interface))))))
689 ;; sync with TextScript (?)
692 (avoid-slur . around)
694 (staff-padding . 0.5)
695 (self-alignment-X . 0)
696 (self-alignment-Y . 0)
697 (script-priority . 100)
698 (stencil . ,ly:text-interface::print)
699 (direction . ,ly:script-interface::calc-direction)
700 (positioning-done . ,ly:script-interface::calc-positioning-done)
702 (text . ,fingering::calc-text)
703 (font-encoding . fetaNumber)
704 (font-size . -5) ; don't overlap when next to heads.
705 (meta . ((class . Item)
706 (interfaces . (finger-interface
708 text-script-interface
710 side-position-interface
711 self-alignment-interface
714 . ((stencil . ,fret-board::calc-stencil)
715 (finger-code . below-string)
716 (meta . ((class . Item)
717 (interfaces . (fret-diagram-interface
725 (zigzag-width . 0.75)
728 (bound-details . ((right . ((attach-dir . ,CENTER)
731 (left . ((attach-dir . ,CENTER)
735 (stencil . ,ly:line-spanner::print)
736 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
737 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
738 (meta . ((class . Spanner)
739 (interfaces . (line-interface
740 unbreakable-spanner-interface
741 line-spanner-interface))))))
745 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
746 (spacing-increment . 0.8)
747 (shortest-duration-space . 1.6)
748 (meta . ((class . Spanner)
749 (interfaces . (grace-spacing-interface
751 spacing-options-interface
752 spanner-interface))))))
757 (meta . ((class . Item)
758 (interfaces . (grid-point-interface))))))
762 (X-extent . ,ly:grid-line-interface::width)
763 (stencil . ,ly:grid-line-interface::print)
764 (self-alignment-X . ,CENTER)
765 (X-offset . ,(ly:make-simple-closure
766 `(,+ ,(ly:make-simple-closure
767 (list ly:self-alignment-interface::centered-on-x-parent))
768 ,(ly:make-simple-closure
769 (list ly:self-alignment-interface::x-aligned-on-self)))))
771 (meta . ((class . Item)
772 (interfaces . (self-alignment-interface
773 grid-line-interface))))))
777 (stencil . ,ly:hairpin::print)
778 (springs-and-rods . ,ly:spanner::set-spacing-rods)
779 (after-line-breaking . ,ly:hairpin::after-line-breaking)
780 (grow-direction . ,hairpin::calc-grow-direction)
784 (minimum-length . 2.0)
785 (bound-padding . 1.0)
786 (self-alignment-Y . 0)
787 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
788 (meta . ((class . Spanner)
789 (interfaces . (hairpin-interface
791 self-alignment-interface
793 spanner-interface))))))
798 (stencil . ,ly:horizontal-bracket::print)
799 (Y-offset . ,ly:side-position-interface::y-aligned-side)
800 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
803 (staff-padding . 0.2)
806 (bracket-flare . (0.5 . 0.5))
807 (meta . ((class . Spanner)
808 (interfaces . (horizontal-bracket-interface
809 side-position-interface
811 spanner-interface))))))
815 (stencil . ,ly:system-start-text::print)
816 (X-offset . ,ly:side-position-interface::x-aligned-side)
818 (self-alignment-Y . ,CENTER)
819 (meta . ((class . Spanner)
820 (interfaces . (system-start-text-interface
821 side-position-interface
827 (stencil . ,ly:text-interface::print)
828 (Y-offset . ,ly:side-position-interface::y-aligned-side)
829 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
832 (self-alignment-X . ,CENTER)
833 (meta . ((class . Item)
834 (interfaces . (side-position-interface
839 (stencil . ,ly:key-signature-interface::print)
840 (glyph-name-alist . ,cancellation-glyph-name-alist)
842 (time-signature . (extra-space . 1.25))
843 (staff-bar . (extra-space . 0.6))
844 (key-signature . (extra-space . 0.5))
845 (right-edge . (extra-space . 0.5))
846 (first-note . (fixed-space . 2.5))))
847 (Y-offset . ,ly:staff-symbol-referencer::callback)
848 (break-align-symbol . key-cancellation)
849 (break-visibility . ,begin-of-line-invisible)
851 (meta . ((class . Item)
852 (interfaces . (key-cancellation-interface
853 key-signature-interface
855 break-aligned-interface))))))
858 (stencil . ,ly:key-signature-interface::print)
859 (avoid-slur . inside)
860 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
862 (time-signature . (extra-space . 1.15))
863 (staff-bar . (extra-space . 1.1))
864 (right-edge . (extra-space . 0.5))
865 (first-note . (fixed-space . 2.5))))
866 (Y-offset . ,ly:staff-symbol-referencer::callback)
867 (break-align-symbol . key-signature)
868 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
869 (break-visibility . ,begin-of-line-visible)
871 (meta . ((class . Item)
872 (interfaces . (key-signature-interface
874 break-aligned-interface))))))
879 (stencil . ,ly:tie::print)
880 (control-points . ,ly:semi-tie::calc-control-points)
881 (direction . ,ly:tie::calc-direction)
882 (details . ((ratio . 0.333)
883 (height-limit . 1.0)))
884 (head-direction . ,LEFT)
886 (meta . ((class . Item)
887 (interfaces . (semi-tie-interface))
891 (LaissezVibrerTieColumn
895 (head-direction . ,LEFT)
896 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
897 (meta . ((class . Item)
898 (interfaces . (semi-tie-column-interface))
904 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
905 (stencil . ,ly:ledger-line-spanner::print)
908 (minimum-length-fraction . 0.25)
909 (length-fraction . 0.25)
911 (meta . ((class . Spanner)
912 (interfaces . (ledger-line-spanner-interface))))))
916 (break-align-symbol . left-edge)
917 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
920 (break-visibility . ,center-invisible)
922 (custos . (extra-space . 0.0))
923 (ambitus . (extra-space . 2.0))
924 (time-signature . (extra-space . 1.0))
925 (staff-bar . (extra-space . 0.0))
926 (breathing-sign . (minimum-space . 0.0))
927 (clef . (extra-space . 0.8))
928 (first-note . (fixed-space . 2.0))
929 (right-edge . (extra-space . 0.0))
930 (key-signature . (extra-space . 0.0))
931 (key-cancellation . (extra-space . 0.0))
933 (meta . ((class . Item)
934 (interfaces . (break-aligned-interface))))))
938 ;; ugh. A ligature bracket is totally different from
943 (edge-height . (0.7 . 0.7))
944 (shorten-pair . (-0.2 . -0.2))
946 (positions . ,ly:tuplet-bracket::calc-positions)
947 (stencil . ,ly:tuplet-bracket::print)
948 (staff-padding . 0.25)
949 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
950 (control-points . ,ly:tuplet-bracket::calc-control-points)
951 (meta . ((class . Spanner)
952 (interfaces . (line-interface
953 tuplet-bracket-interface))))))
958 (stencil . ,ly:lyric-extender::print)
959 (thickness . 0.8) ; line-thickness
960 (minimum-length . 1.5)
962 (meta . ((class . Spanner)
963 (interfaces . (lyric-interface
964 lyric-extender-interface))))))
972 (minimum-length . 0.3)
973 (minimum-distance . 0.1)
975 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
976 (stencil . ,ly:lyric-hyphen::print)
978 (meta . ((class . Spanner)
979 (interfaces . (lyric-interface
981 lyric-hyphen-interface
982 spanner-interface))))))
985 . ((minimum-distance . 0.45)
986 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
990 (meta . ((class . Spanner)
991 (interfaces . (spanner-interface
992 lyric-hyphen-interface ))
998 (stencil . ,lyric-text::print)
999 (text . ,(grob::calc-property-by-copy 'text))
1000 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1001 (self-alignment-X . 0)
1003 (font-series . bold-narrow)
1005 (extra-spacing-width . (0.0 . 0.0))
1006 (meta . ((class . Item)
1007 (interfaces . (rhythmic-grob-interface
1008 lyric-syllable-interface
1009 self-alignment-interface
1011 font-interface))))))
1016 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1018 (stencil . ,ly:measure-grouping::print)
1024 (meta . ((class . Spanner)
1025 (interfaces . (side-position-interface
1026 measure-grouping-interface))))))
1030 (neutral-direction . ,DOWN)
1031 (meta . ((class . Item)
1032 (interfaces . (melody-spanner-interface ))))))
1037 (stencil . ,ly:mensural-ligature::print)
1038 (meta . ((class . Spanner)
1039 (interfaces . (mensural-ligature-interface
1040 font-interface))))))
1044 (stencil . ,ly:text-interface::print)
1045 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1049 (outside-staff-priority . 1000)
1050 (meta . ((class . Item)
1051 (interfaces . (text-interface
1052 side-position-interface
1054 metronome-mark-interface))))))
1059 (stencil . ,ly:multi-measure-rest::print)
1060 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1061 (Y-offset . ,ly:staff-symbol-referencer::callback)
1062 (staff-position . 0)
1064 (thick-thickness . 6.6)
1065 (hair-thickness . 2.0)
1067 (meta . ((class . Spanner)
1068 (interfaces . (multi-measure-rest-interface
1069 multi-measure-interface
1072 staff-symbol-referencer-interface))))))
1075 (MultiMeasureRestNumber
1077 (bound-padding . 2.0)
1078 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1079 (stencil . ,ly:text-interface::print)
1080 (X-offset . ,(ly:make-simple-closure
1081 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1082 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1083 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1085 (self-alignment-X . 0)
1088 (staff-padding . 0.4)
1089 (font-encoding . fetaNumber)
1090 (meta . ((class . Spanner)
1091 (interfaces . (side-position-interface
1092 multi-measure-interface
1093 self-alignment-interface
1098 (MultiMeasureRestText
1100 (stencil . ,ly:text-interface::print)
1101 (X-offset . ,(ly:make-simple-closure
1102 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1103 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1105 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1106 (self-alignment-X . 0)
1109 (staff-padding . 0.25)
1110 (meta . ((class . Spanner)
1111 (interfaces . (side-position-interface
1112 multi-measure-interface
1113 self-alignment-interface
1115 text-interface))))))
1117 (NonMusicalPaperColumn
1119 (allow-loose-spacing . #t)
1121 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1122 (X-extent . ,ly:axis-group-interface::width)
1123 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1124 ;; (stencil . ,ly:paper-column::print)
1127 (line-break-permission . allow)
1128 (page-break-permission . allow)
1130 ;; debugging stuff: print column number.
1131 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1133 (meta . ((class . Paper_column)
1134 (interfaces . (paper-column-interface
1135 axis-group-interface
1136 separation-item-interface
1137 spaceable-grob-interface))))))
1142 (X-extent . ,ly:axis-group-interface::width)
1143 (Y-extent . ,ly:axis-group-interface::height)
1144 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1145 (meta . ((class . Item)
1146 (interfaces . (note-collision-interface
1147 axis-group-interface))))))
1152 (X-extent . ,ly:axis-group-interface::width)
1153 (Y-extent . ,ly:axis-group-interface::height)
1154 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1155 (meta . ((class . Item)
1156 (interfaces . (axis-group-interface
1157 separation-item-interface
1158 note-column-interface))))))
1162 (stencil . ,ly:note-head::print)
1163 (duration-log . ,note-head::calc-duration-log)
1164 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1165 (glyph-name . ,note-head::calc-glyph-name)
1166 (Y-offset . ,ly:staff-symbol-referencer::callback)
1167 (X-offset . ,ly:note-head::stem-x-shift)
1168 (meta . ((class . Item)
1169 (interfaces . (rhythmic-grob-interface
1170 rhythmic-head-interface
1174 staff-symbol-referencer-interface))))))
1178 (stem-spacing-correction . 0.5)
1179 (same-direction-correction . 0.25)
1180 (space-to-barline . #t)
1181 ;; Changed this from 0.75.
1182 ;; If you ever change this back, please document! --hwn
1183 (knee-spacing-correction . 1.0)
1184 (meta . ((class . Item)
1185 (interfaces . (spacing-interface
1186 note-spacing-interface))))))
1190 (stencil . ,ly:text-interface::print)
1191 (meta . ((class . Item)
1192 (interfaces . (note-name-interface
1194 font-interface))))))
1198 (self-alignment-X . 0)
1199 (break-visibility . ,begin-of-line-visible)
1200 (X-offset . ,(ly:make-simple-closure
1201 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1202 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1204 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1205 (stencil . ,ly:text-interface::print)
1206 (font-shape . italic)
1207 (staff-padding . 0.2)
1209 (meta . ((class . Item)
1210 (interfaces . (text-interface
1211 self-alignment-interface
1212 side-position-interface
1213 font-interface))))))
1217 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1218 (stencil . ,ly:ottava-bracket::print)
1219 (font-shape . italic)
1220 (shorten-pair . (0.0 . -0.6))
1221 (staff-padding . 1.0)
1223 (minimum-length . 1.0)
1224 (dash-fraction . 0.3)
1225 (edge-height . (0 . 1.2))
1227 (outside-staff-priority . 400)
1228 (meta . ((class . Spanner)
1229 (interfaces . (ottava-bracket-interface
1230 horizontal-bracket-interface
1232 side-position-interface
1234 text-interface))))))
1239 (allow-loose-spacing . #t)
1240 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1241 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1242 ;; (stencil . ,ly:paper-column::print)
1243 (X-extent . ,ly:axis-group-interface::width)
1246 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1247 (meta . ((class . Paper_column)
1248 (interfaces . (paper-column-interface
1249 separation-item-interface
1250 axis-group-interface
1251 spaceable-grob-interface))))))
1254 . ((stencil . ,parentheses-item::print)
1255 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1258 (meta . ((class . Item)
1259 (interfaces . (parentheses-interface font-interface))))
1262 (HarmonicParenthesesItem
1263 . ((stencil . ,parentheses-item::print)
1265 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1266 (meta . ((class . Item)
1267 (interfaces . (parentheses-interface font-interface))))
1271 . ((details . ,default-slur-details)
1272 (control-points . ,ly:slur::calc-control-points)
1273 (direction . ,ly:slur::calc-direction)
1274 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1275 (Y-extent . ,ly:slur::height)
1276 (stencil . ,ly:slur::print)
1278 (minimum-length . 1.5)
1279 (height-limit . 2.0)
1281 (cross-staff . ,ly:slur::calc-cross-staff)
1282 (meta . ((class . Spanner)
1283 (interfaces . (slur-interface))))))
1289 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1290 (stencil . ,ly:multi-measure-rest::percent)
1293 (font-encoding . fetaMusic)
1294 (meta . ((class . Spanner)
1295 (interfaces . (multi-measure-rest-interface
1297 percent-repeat-item-interface))))))
1298 (PercentRepeatCounter
1300 (stencil . ,ly:text-interface::print)
1301 (X-offset . ,(ly:make-simple-closure
1302 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1303 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1304 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1305 (self-alignment-X . 0)
1308 (staff-padding . 0.25)
1310 (font-encoding . fetaNumber)
1311 (meta . ((class . Spanner)
1312 (interfaces . (side-position-interface
1313 self-alignment-interface
1314 percent-repeat-item-interface
1316 text-interface))))))
1318 ;; an example of a text spanner
1321 (stencil . ,ly:piano-pedal-bracket::print)
1323 (bound-padding . 1.0)
1325 (bracket-flare . (0.5 . 0.5))
1326 (edge-height . (1.0 . 1.0))
1327 (shorten-pair . (0.0 . 0.0))
1329 (meta . ((class . Spanner)
1330 (interfaces . (line-interface
1331 piano-pedal-interface
1332 piano-pedal-bracket-interface))))))
1336 (stencil . ,ly:text-interface::print)
1337 (X-offset . ,(ly:make-simple-closure
1339 ,(ly:make-simple-closure
1340 (list ly:break-alignable-interface::self-align-callback))
1341 ,(ly:make-simple-closure
1342 (list ly:self-alignment-interface::x-aligned-on-self)))))
1344 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1345 (extra-spacing-width . (+inf.0 . -inf.0))
1346 (self-alignment-X . 0)
1351 (break-visibility . ,end-of-line-invisible)
1352 (break-align-symbols . (staff-bar clef))
1354 (outside-staff-priority . 1500)
1355 (meta . ((class . Item)
1356 (interfaces . (text-interface
1357 side-position-interface
1358 break-alignable-interface
1361 self-alignment-interface))))))
1365 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1368 (meta . ((class . Item)
1369 (interfaces . (rhythmic-grob-interface
1370 percent-repeat-item-interface))))))
1374 (stencil . ,ly:tie::print)
1375 (control-points . ,ly:semi-tie::calc-control-points)
1376 (direction . ,ly:tie::calc-direction)
1377 (details . ((ratio . 0.333)
1378 (height-limit . 1.0)))
1380 (head-direction . ,RIGHT)
1381 (meta . ((class . Item)
1382 (interfaces . (semi-tie-interface))
1390 (direction . ,ly:tie::calc-direction)
1391 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1393 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1394 (meta . ((class . Item)
1395 (interfaces . (semi-tie-column-interface))
1401 (stencil . ,ly:rest::print)
1402 (duration-log . ,stem::calc-duration-log)
1403 (X-extent . ,ly:rest::width)
1404 (Y-extent . ,ly:rest::height)
1405 (Y-offset . ,ly:rest::y-offset-callback)
1406 (minimum-distance . 0.25)
1407 (meta . ((class . Item)
1408 (interfaces . (font-interface
1409 rhythmic-head-interface
1410 rhythmic-grob-interface
1411 staff-symbol-referencer-interface
1412 rest-interface))))))
1416 (minimum-distance . 0.75)
1417 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1418 (meta . ((class . Item)
1419 (interfaces . (rest-collision-interface))))))
1423 ;; don't set direction here: it breaks staccato.
1425 ;; padding set in script definitions.
1426 (staff-padding . 0.25)
1427 (X-offset . ,script-interface::calc-x-offset)
1428 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1431 (stencil . ,ly:script-interface::print)
1432 (direction . ,ly:script-interface::calc-direction)
1433 (positioning-done . ,ly:script-interface::calc-positioning-done)
1434 (font-encoding . fetaMusic)
1435 (cross-staff . ,ly:script-interface::calc-cross-staff)
1436 (meta . ((class . Item)
1437 (interfaces . (script-interface
1438 side-position-interface
1439 font-interface))))))
1443 (before-line-breaking . ,ly:script-column::before-line-breaking)
1444 (meta . ((class . Item)
1445 (interfaces . (script-column-interface))))))
1448 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1449 (meta . ((class . Item)
1450 (interfaces . (script-column-interface))))))
1454 (avoid-slur . inside)
1455 (X-extent . ,ly:axis-group-interface::width)
1456 (Y-extent . ,ly:axis-group-interface::height)
1457 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1458 (stencil . ,ly:separation-item::print)
1459 (meta . ((class . Item)
1461 separation-item-interface))))))
1464 . ((details . ,default-slur-details)
1465 (control-points . ,ly:slur::calc-control-points)
1466 (direction . ,ly:slur::calc-direction)
1467 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1468 (Y-extent . ,ly:slur::height)
1469 (stencil . ,ly:slur::print)
1471 (line-thickness . 0.8)
1472 (minimum-length . 1.5)
1473 (height-limit . 2.0)
1475 (avoid-slur . inside)
1476 (cross-staff . ,ly:slur::calc-cross-staff)
1477 (meta . ((class . Spanner)
1478 (interfaces . (slur-interface))))))
1482 (stencil . ,ly:text-interface::print)
1483 (direction . ,RIGHT)
1484 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1485 (extra-spacing-width . (+inf.0 . -inf.0))
1486 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1487 (font-shape . italic)
1488 (self-alignment-X . 0)
1489 (meta . ((class . Item)
1490 (interfaces . (text-interface
1491 self-alignment-interface
1492 piano-pedal-script-interface
1493 font-interface))))))
1495 (SostenutoPedalLineSpanner
1498 (Y-extent . ,ly:axis-group-interface::height)
1499 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1501 (staff-padding . 1.0)
1503 (minimum-space . 1.0)
1505 (meta . ((class . Spanner)
1506 (interfaces . (piano-pedal-interface
1507 axis-group-interface
1508 side-position-interface))))))
1511 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1512 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1513 (average-spacing-wishes . #t)
1514 (shortest-duration-space . 2.0)
1515 (spacing-increment . 1.2)
1517 (base-shortest-duration . ,(ly:make-moment 3 16))
1518 (meta . ((class . Spanner)
1520 spacing-options-interface
1521 spacing-spanner-interface))))))
1525 (break-align-symbol . staff-bar)
1529 (stencil . ,ly:span-bar::print)
1530 (bar-size . ,ly:span-bar::calc-bar-size)
1531 (X-extent . ,ly:span-bar::width)
1532 (glyph-name . ,ly:span-bar::calc-glyph-name)
1533 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1538 ;; Ross. page 151 lists other values, we opt for a leaner look
1542 (hair-thickness . 1.6)
1543 (thick-thickness . 6.0)
1544 (meta . ((class . Item)
1545 (interfaces . (span-bar-interface
1547 bar-line-interface))))))
1551 (stencil . ,ly:text-interface::print)
1552 (font-series . bold)
1554 (X-offset . ,ly:side-position-interface::x-aligned-side)
1557 (meta . ((class . Item)
1558 (interfaces . (side-position-interface
1559 stanza-number-interface
1561 font-interface))))))
1567 (stem-spacing-correction . 0.4)
1568 (meta . ((class . Item)
1569 (interfaces . (spacing-interface
1570 staff-spacing-interface))))))
1575 (Y-extent . ,ly:staff-symbol::height)
1576 (stencil . ,ly:staff-symbol::print)
1578 (ledger-line-thickness . (1.0 . 0.1))
1580 (meta . ((class . Spanner)
1581 (interfaces . (staff-symbol-interface))))))
1585 (direction . ,ly:stem::calc-direction)
1586 (duration-log . ,stem::calc-duration-log)
1587 (default-direction . ,ly:stem::calc-default-direction)
1588 (stem-end-position . ,ly:stem::calc-stem-end-position)
1590 (neutral-direction . ,DOWN)
1591 (stem-info . ,ly:stem::calc-stem-info)
1592 (positioning-done . ,ly:stem::calc-positioning-done)
1593 (stencil . ,ly:stem::print)
1594 (X-extent . ,ly:stem::width)
1595 (Y-extent . ,ly:stem::height)
1596 (length . ,ly:stem::calc-length)
1598 (cross-staff . ,ly:stem::calc-cross-staff)
1601 ;; 3.5 (or 3 measured from note head) is standard length
1602 ;; 32nd, 64th flagged stems should be longer
1603 (lengths . (3.5 3.5 3.5 4.5 5.0))
1605 ;; FIXME. 3.5 yields too long beams (according to Ross and
1606 ;; looking at Baerenreiter examples) for a number of common
1607 ;; boundary cases. Subtracting half a beam thickness fixes
1608 ;; this, but the bug may well be somewhere else.
1610 ;; FIXME this should come from 'lengths
1611 (beamed-lengths . (3.26 3.5 3.6))
1613 ;; The 'normal' minima
1614 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1615 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1617 ;; The 'extreme case' minima
1618 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1620 ;; Stems in unnatural (forced) direction should be shortened by
1621 ;; one staff space, according to [Roush & Gourlay].
1622 ;; Flagged stems we shorten only half a staff space.
1623 (stem-shorten . (1.0 0.5))
1627 ;; We use the normal minima as minimum for the ideal lengths,
1628 ;; and the extreme minima as abolute minimum length.
1630 (X-offset . ,ly:stem::offset-callback)
1631 (Y-offset . ,ly:staff-symbol-referencer::callback)
1632 (meta . ((class . Item)
1633 (interfaces . (stem-interface
1634 font-interface))))))
1638 (Y-extent . ,ly:stem-tremolo::height)
1639 (X-extent . ,ly:stem-tremolo::width)
1640 (stencil . ,ly:stem-tremolo::print)
1641 (slope . ,ly:stem-tremolo::calc-slope)
1642 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1643 (style . ,ly:stem-tremolo::calc-style)
1644 (beam-thickness . 0.48) ; staff-space
1645 (meta . ((class . Item)
1646 (interfaces . (stem-tremolo-interface))))))
1650 (stencil . ,print-circled-text-callback)
1651 (text . ,string-number::calc-text)
1653 (staff-padding . 0.5)
1654 (self-alignment-X . 0)
1655 (self-alignment-Y . 0)
1656 (script-priority . 100)
1657 (font-encoding . fetaNumber)
1658 (font-size . -5) ; don't overlap when next to heads.
1659 (meta . ((class . Item)
1660 (interfaces . (string-number-interface
1662 text-script-interface
1664 side-position-interface
1665 self-alignment-interface
1670 (stencil . ,ly:text-interface::print)
1671 (text . ,stroke-finger::calc-text)
1672 (digit-names . #("p" "i" "m" "a" "x"))
1674 (staff-padding . 0.5)
1675 (self-alignment-X . 0)
1676 (self-alignment-Y . 0)
1677 (script-priority . 100)
1678 (font-shape . italic)
1679 (font-size . -4) ; don't overlap when next to heads.
1680 (meta . ((class . Item)
1681 (interfaces . (stroke-finger-interface
1683 text-script-interface
1685 side-position-interface
1686 self-alignment-interface
1692 (extra-spacing-width . (+inf.0 . -inf.0))
1693 (stencil . ,ly:sustain-pedal::print)
1694 (self-alignment-X . 0)
1695 (direction . ,RIGHT)
1696 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1697 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1698 (meta . ((class . Item)
1699 (interfaces . (piano-pedal-interface
1701 self-alignment-interface
1702 piano-pedal-script-interface
1703 font-interface))))))
1705 (SustainPedalLineSpanner
1708 (Y-extent . ,ly:axis-group-interface::height)
1709 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1712 (staff-padding . 1.2)
1713 (minimum-space . 1.0)
1715 (meta . ((class . Spanner)
1716 (interfaces . (piano-pedal-interface
1717 axis-group-interface
1718 side-position-interface))))))
1723 (X-extent . ,ly:axis-group-interface::width)
1724 (Y-extent . ,ly:axis-group-interface::height)
1725 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1726 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1727 (meta . ((class . System)
1728 (interfaces . (system-interface
1729 axis-group-interface))))))
1735 (stencil . ,ly:system-start-delimiter::print)
1736 (collapse-height . 5.0)
1737 (X-offset . ,ly:side-position-interface::x-aligned-side)
1739 (font-encoding . fetaBraces)
1741 (meta . ((class . Spanner)
1742 (interfaces . (system-start-delimiter-interface
1743 side-position-interface
1744 font-interface))))))
1750 (X-offset . ,ly:side-position-interface::x-aligned-side)
1752 (stencil . ,ly:system-start-delimiter::print)
1753 (style . line-bracket)
1755 (meta . ((class . Spanner)
1756 (interfaces . (font-interface
1757 side-position-interface
1758 system-start-delimiter-interface))))))
1763 (X-offset . ,ly:side-position-interface::x-aligned-side)
1765 (stencil . ,ly:system-start-delimiter::print)
1767 (collapse-height . 5.0)
1769 (meta . ((class . Spanner)
1770 (interfaces . (font-interface
1771 side-position-interface
1772 system-start-delimiter-interface))))))
1779 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1780 (X-offset . ,ly:side-position-interface::x-aligned-side)
1784 (stencil . ,ly:system-start-delimiter::print)
1785 (meta . ((class . Spanner)
1786 (interfaces . (side-position-interface
1787 system-start-delimiter-interface))))))
1791 (stencil . ,ly:text-interface::print)
1792 (Y-offset . ,ly:staff-symbol-referencer::callback)
1793 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1796 (stem-attachment . (0.0 . 1.35))
1797 (font-series . bold)
1798 (meta . ((class . Item)
1800 . (rhythmic-head-interface
1801 font-interface rhythmic-grob-interface
1803 staff-symbol-referencer-interface
1804 text-interface))))))
1808 (extra-spacing-width . (+inf.0 . -inf.0))
1809 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1810 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1814 ;; sync with Fingering ?
1816 (staff-padding . 0.5)
1818 (stencil . ,ly:text-interface::print)
1819 (direction . ,ly:script-interface::calc-direction)
1820 (positioning-done . ,ly:script-interface::calc-positioning-done)
1822 (outside-staff-priority . 450)
1823 (avoid-slur . around)
1824 (slur-padding . 0.5)
1825 (script-priority . 200)
1826 ;; todo: add X self alignment?
1827 (meta . ((class . Item)
1828 (interfaces . (text-script-interface
1830 side-position-interface
1831 font-interface))))))
1835 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1836 (font-shape . italic)
1837 (style . dashed-line)
1838 (staff-padding . 0.8)
1839 (dash-fraction . 0.2)
1843 (outside-staff-priority . 350)
1845 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1846 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1847 (bound-details . ((left . ((Y . 0)
1849 (attach-dir . ,LEFT)
1855 (stencil . ,ly:line-spanner::print)
1857 (meta . ((class . Spanner)
1858 (interfaces . (line-spanner-interface
1859 side-position-interface
1860 font-interface))))))
1864 (control-points . ,ly:tie::calc-control-points)
1865 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1866 (avoid-slur . inside)
1867 (direction . ,ly:tie::calc-direction)
1868 (stencil . ,ly:tie::print)
1871 ;; for a full list, see tie-details.cc
1873 (center-staff-line-clearance . 0.6)
1874 (tip-staff-line-clearance . 0.45)
1875 (note-head-gap . 0.2)
1877 (height-limit . 1.0)
1878 (horizontal-distance-penalty-factor . 10)
1879 (same-dir-as-stem-penalty . 8)
1880 (min-length-penalty-factor . 26)
1881 (tie-tie-collision-distance . 0.45)
1882 (tie-tie-collision-penalty . 25.0)
1883 (intra-space-threshold . 1.25)
1884 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1885 (outer-tie-length-symmetry-penalty-factor . 10)
1886 (vertical-distance-penalty-factor . 7)
1887 (outer-tie-vertical-gap . 0.25)
1888 (multi-tie-region-size . 1)
1889 (single-tie-region-size . 4)
1890 (between-length-limit . 1.0)))
1893 (line-thickness . 0.8)
1894 (meta . ((class . Spanner)
1895 (interfaces . (tie-interface))))
1900 (positioning-done . ,ly:tie-column::calc-positioning-done)
1901 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1904 (meta . ((class . Spanner)
1905 (interfaces . (tie-column-interface))))))
1909 (stencil . ,ly:time-signature::print)
1910 (break-align-symbol . time-signature)
1912 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1913 (break-visibility . ,all-visible)
1914 (avoid-slur . inside)
1916 (first-note . (fixed-space . 2.0))
1917 (right-edge . (extra-space . 0.5))
1918 (staff-bar . (minimum-space . 2.0))))
1921 (meta . ((class . Item)
1922 (interfaces . (time-signature-interface
1923 break-aligned-interface
1924 font-interface))))))
1928 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1929 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1931 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1933 (make-musicglyph-markup "scripts.trill")))
1935 (stencil-offset . (-0.5 . 0))
1937 (attach-dir . ,LEFT)
1939 (left-broken . ((end-on-note . #t)))
1943 (stencil . ,ly:line-spanner::print)
1946 (staff-padding . 1.0)
1949 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1951 (outside-staff-priority . 50)
1952 (meta . ((class . Spanner)
1953 (interfaces . (line-spanner-interface
1955 trill-spanner-interface
1956 side-position-interface
1957 font-interface))))))
1959 (TrillPitchAccidental
1960 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1965 (stencil . ,ly:accidental-interface::print)
1966 (Y-extent . ,ly:accidental-interface::height)
1967 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1968 (meta . ((class . Item)
1969 (interfaces . (trill-pitch-accidental-interface
1970 accidental-interface
1971 side-position-interface
1972 font-interface))))))
1975 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1978 (stencil . ,parenthesize-elements)
1979 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1980 (direction . ,RIGHT)
1983 (meta . ((class . Item)
1984 (interfaces . (side-position-interface
1985 parentheses-interface
1987 rhythmic-head-interface
1989 axis-group-interface))))))
1993 (stencil . ,ly:note-head::print)
1995 (Y-offset . ,ly:staff-symbol-referencer::callback)
1997 (meta . ((class . Item)
1998 (interfaces . (rhythmic-head-interface
2000 pitched-trill-interface
2002 staff-symbol-referencer-interface))))))
2008 (edge-height . (0.7 . 0.7))
2009 (shorten-pair . (-0.2 . -0.2))
2010 (staff-padding . 0.25)
2011 (direction . ,ly:tuplet-bracket::calc-direction)
2012 (positions . ,ly:tuplet-bracket::calc-positions)
2013 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2014 (control-points . ,ly:tuplet-bracket::calc-control-points)
2015 (stencil . ,ly:tuplet-bracket::print)
2016 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2018 (meta . ((class . Spanner)
2019 (interfaces . (line-interface
2020 tuplet-bracket-interface))))))
2024 (stencil . ,ly:tuplet-number::print)
2025 (text . ,tuplet-number::calc-denominator-text)
2026 (font-shape . italic)
2028 (avoid-slur . inside)
2029 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2030 (meta . ((class . Spanner)
2031 (interfaces . (text-interface tuplet-number-interface
2032 font-interface))))))
2036 (stencil . ,ly:text-interface::print)
2037 (font-shape . italic)
2038 (extra-spacing-width . (+inf.0 . -inf.0))
2039 (self-alignment-X . 0)
2040 (direction . ,RIGHT)
2041 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2042 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2043 (meta . ((class . Item)
2044 (interfaces . (text-interface
2045 piano-pedal-script-interface
2046 self-alignment-interface
2047 font-interface))))))
2049 (UnaCordaPedalLineSpanner
2052 (Y-extent . ,ly:axis-group-interface::height)
2053 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2056 (staff-padding . 1.2)
2057 (minimum-space . 1.0)
2059 (meta . ((class . Spanner)
2060 (interfaces . (piano-pedal-interface
2061 axis-group-interface
2062 side-position-interface))))))
2068 (stencil . ,ly:vaticana-ligature::print)
2069 (meta . ((class . Spanner)
2070 (interfaces . (vaticana-ligature-interface
2071 font-interface))))))
2076 (positioning-done . ,ly:align-interface::calc-positioning-done)
2077 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2078 (Y-extent . ,ly:axis-group-interface::height)
2079 (X-extent . ,ly:axis-group-interface::width)
2082 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2083 (max-stretch . ,ly:align-interface::calc-max-stretch)
2084 (meta . ((class . Spanner)
2085 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2086 (interfaces . (align-interface
2087 axis-group-interface))))))
2091 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2092 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2093 (X-extent . ,ly:axis-group-interface::width)
2094 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2095 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2096 (stencil . ,ly:axis-group-interface::print)
2097 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2098 (meta . ((class . Spanner)
2099 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2100 (interfaces . (axis-group-interface
2101 hara-kiri-group-spanner-interface
2102 vertically-spaceable-interface))))))
2107 (stencil . ,ly:volta-bracket-interface::print)
2108 (font-encoding . fetaNumber)
2109 (thickness . 1.6) ;; line-thickness
2110 (edge-height . (2.0 . 2.0)) ;; staff-space;
2113 (meta . ((class . Spanner)
2114 (interfaces . (volta-bracket-interface
2115 horizontal-bracket-interface
2118 side-position-interface
2122 (VoltaBracketSpanner
2128 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2129 (outside-staff-priority . 100)
2130 (Y-extent . ,ly:axis-group-interface::height)
2131 (X-extent . ,ly:axis-group-interface::width)
2132 (no-alignment . ,#t)
2133 (meta . ((class . Spanner)
2134 (interfaces . (side-position-interface
2135 axis-group-interface)))
2145 (bound-details . ((right . ((attach-dir . ,CENTER)
2148 (left . ((attach-dir . ,CENTER)
2152 (stencil . ,ly:line-spanner::print)
2153 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2154 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2155 (meta . ((class . Spanner)
2156 (interfaces . (line-spanner-interface
2162 (define (completize-grob-entry x)
2163 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2165 ;; (display (car x))
2167 (let* ((name-sym (car x))
2168 (grob-entry (cdr x))
2169 (meta-entry (cdr (assoc 'meta grob-entry)))
2170 (class (cdr (assoc 'class meta-entry)))
2172 (cdr (assoc 'interfaces meta-entry))))
2176 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2177 ((eq? 'Spanner class)
2178 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2179 ((eq? 'Paper_column class)
2180 (set! ifaces-entry (cons 'item-interface
2181 (cons 'paper-column-interface ifaces-entry))))
2182 ((eq? 'System class)
2183 (set! ifaces-entry (cons 'system-interface
2184 (cons 'spanner-interface ifaces-entry))))
2186 (ly:warning "Unknown class ~a" class)))
2188 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2189 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2191 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2192 (set! meta-entry (assoc-set! meta-entry 'interfaces
2194 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2195 (cons name-sym grob-entry)))
2197 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2199 ;; (display (map pair? all-grob-descriptions))
2201 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2204 ;; (display (car x)) (newline)
2206 (set-object-property! (car x) 'translation-type? list?)
2207 (set-object-property! (car x) 'is-grob? #t))
2208 all-grob-descriptions)
2210 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2212 (define pure-print-callbacks
2214 print-circled-text-callback
2217 ly:arpeggio::brew-chord-bracket
2222 ly:text-interface::print
2223 ly:script-interface::print))
2225 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2226 (define (pure-stencil-height grob start stop)
2227 (let ((sten (ly:grob-property-data grob 'stencil)))
2230 (memq sten pure-print-callbacks))
2231 (ly:grob::stencil-height grob)
2234 (define pure-conversions-alist
2236 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2237 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2238 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2239 (,ly:stem::height . ,ly:stem::pure-height)
2240 (,ly:rest::height . ,ly:rest::pure-height)
2241 (,ly:grob::stencil-height . ,pure-stencil-height)
2242 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2243 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2244 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2245 (,ly:slur::height . ,ly:slur::pure-height)
2246 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2248 (define pure-functions
2250 ly:staff-symbol-referencer::callback
2251 ly:staff-symbol::height))
2253 (define-public (pure-relevant? grob)
2254 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2257 (pair? extent-callback)
2258 (memq extent-callback pure-functions)
2260 (pair? (assq extent-callback pure-conversions-alist))
2263 (not (eq? extent-callback ly:grob::stencil-height))
2264 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2265 (ly:stencil? (ly:grob-property-data grob 'stencil))
2269 (define-public (call-pure-function unpure args start end)
2270 (if (ly:simple-closure? unpure)
2271 (ly:eval-simple-closure (car args) unpure start end)
2272 (if (not (procedure? unpure))
2274 (if (memq unpure pure-functions)
2276 (let ((pure (assq unpure pure-conversions-alist)))
2280 (list (car args) start end)