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 (X-extent . ,ly:accidental-interface::width)
28 (meta . ((class . Item)
29 (interfaces . (accidental-interface
35 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
36 (alteration . ,accidental-interface::calc-alteration)
37 (stencil . ,ly:accidental-interface::print)
38 (Y-extent . ,ly:accidental-interface::height)
39 (meta . ((class . Item)
40 (interfaces . (accidental-interface
46 (stencil . ,ly:accidental-interface::print)
47 (Y-extent . ,ly:accidental-interface::height)
48 (X-offset . ,(ly:make-simple-closure
50 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent))
51 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
52 (self-alignment-X . ,CENTER)
54 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
55 (alteration . ,accidental-interface::calc-alteration)
56 (Y-offset . ,ly:side-position-interface::y-aligned-side)
58 (staff-padding . 0.25)
59 (outside-staff-priority . 0)
62 (meta . ((class . Item)
63 (interfaces . (side-position-interface
66 accidental-suggestion-interface
67 self-alignment-interface
74 ;; for horizontally stacked scripts.
75 (script-priority . -100)
78 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
79 (X-extent . ,ly:axis-group-interface::width)
81 ;; this is quite small, but it is very ugly to have
82 ;; accs closer to the previous note than to the next one.
83 (right-padding . 0.15)
84 (meta . ((class . Item)
85 (interfaces . (accidental-placement-interface))))))
90 (X-extent . ,ly:axis-group-interface::width)
91 (Y-extent . ,ly:axis-group-interface::height)
93 (clef . (extra-space . 0.5))
94 (key-signature . (extra-space . 0.0))
95 (staff-bar . (extra-space . 0.0))
96 (time-signature . (extra-space . 0.0))
97 (first-note . (fixed-space . 0.0))))
99 (break-align-symbol . ambitus)
100 (break-visibility . ,begin-of-line-visible)
101 (meta . ((class . Item)
102 (interfaces . (axis-group-interface
103 break-aligned-interface
104 ambitus-interface))))))
108 (stencil . ,ly:ambitus::print)
111 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
112 (meta . ((class . Item)
113 (interfaces . (ambitus-interface
114 staff-symbol-referencer-interface
118 (font-family . music)
120 (X-offset . ,ly:side-position-interface::x-aligned-side)
122 (stencil . ,ly:accidental-interface::print)
123 (Y-extent . ,ly:accidental-interface::height)
124 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
126 (meta . ((class . Item)
129 break-aligned-interface
130 side-position-interface
136 (stencil . ,ly:note-head::print)
137 (glyph-name . ,note-head::calc-glyph-name)
138 (Y-offset . ,ly:staff-symbol-referencer::callback)
139 (meta . ((class . Item)
140 (interfaces . (font-interface
143 staff-symbol-referencer-interface
144 rhythmic-head-interface
145 ledgered-interface))))))
148 . ((X-extent . ,ly:arpeggio::width)
149 (stencil . ,ly:arpeggio::print)
150 (Y-offset . ,ly:staff-symbol-referencer::callback)
151 (X-offset . ,ly:side-position-interface::x-aligned-side)
154 (script-priority . 0)
156 (staff-position . 0.0)
157 (Y-extent . ,ly:arpeggio::height)
158 (meta . ((class . Item)
159 (interfaces . (arpeggio-interface
160 staff-symbol-referencer-interface
161 side-position-interface
165 . ((stencil . ,ly:balloon-interface::print)
166 (text . ,(grob::calc-property-by-copy 'text))
167 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
168 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
169 (meta . ((class . Item)
170 (interfaces . (text-interface
174 (break-align-symbol . staff-bar)
175 (break-align-anchor . ,ly:bar-line::calc-anchor)
179 (break-visibility . ,bar-line::calc-break-visibility)
181 (stencil . ,ly:bar-line::print)
182 (glyph-name . ,bar-line::calc-glyph-name)
183 (bar-size . ,ly:bar-line::calc-bar-size)
186 (time-signature . (extra-space . 0.75))
187 (custos . (minimum-space . 2.0))
188 (clef . (minimum-space . 1.0))
189 (key-signature . (extra-space . 1.0))
190 (key-cancellation . (extra-space . 1.0))
191 (first-note . (fixed-space . 1.3))
192 (next-note . (semi-fixed-space . 0.9))
193 (right-edge . (extra-space . 0.0))))
196 ;; Ross. page 151 lists other values, we opt for a leaner look
199 ;; kern should scale with line-thickness too.
202 (hair-thickness . 1.9)
203 (thick-thickness . 6.0)
204 (meta . ((class . Item)
205 (interfaces . (bar-line-interface
206 break-aligned-interface
211 (stencil . ,ly:text-interface::print)
213 (break-visibility . ,begin-of-line-visible)
216 (font-family . roman)
218 (Y-offset . ,ly:side-position-interface::y-aligned-side)
220 (outside-staff-priority . 100)
221 (X-offset . ,(ly:make-simple-closure
223 ,(ly:make-simple-closure
224 (list ly:break-alignable-interface::self-align-callback))
225 ,(ly:make-simple-closure
226 (list ly:self-alignment-interface::x-aligned-on-self)))))
228 (self-alignment-X . 1)
230 ;; want the bar number before the clef at line start.
231 (break-align-symbols . (left-edge staff-bar))
234 (interfaces . (side-position-interface
236 break-alignable-interface
237 self-alignment-interface
244 (stencil . ,ly:text-interface::print)
245 (meta . ((class . Item)
246 (interfaces . (text-interface
247 rhythmic-grob-interface
248 bass-figure-interface
254 (threshold . (2 . 1000))
255 (positioning-done . ,ly:align-interface::calc-positioning-done)
256 (Y-extent . ,ly:axis-group-interface::height)
259 (meta . ((class . Spanner)
260 (interfaces . (align-interface
261 bass-figure-alignment-interface
262 axis-group-interface))))))
264 (BassFigureAlignmentPositioning
265 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
268 (Y-extent . ,ly:axis-group-interface::height)
270 (staff-padding . 1.0)
272 (meta . ((class . Spanner)
273 (interfaces . (side-position-interface
279 (stencil . ,ly:enclosing-bracket::print)
280 (X-extent . ,ly:enclosing-bracket::width)
281 (edge-height . (0.2 . 0.2))
282 (meta . ((class . Item)
283 (interfaces . (enclosing-bracket-interface)) ))
285 (BassFigureContinuation
287 (stencil . ,ly:figured-bass-continuation::print)
288 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
289 (meta . ((class . Spanner)
290 (interfaces . (figured-bass-continuation-interface))
295 (Y-extent . ,ly:axis-group-interface::height)
296 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
297 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
298 (meta . ((class . Spanner)
299 (interfaces . (axis-group-interface
305 ;; todo: clean this up a bit: the list is getting
308 (positions . ,(ly:make-simple-closure
309 (ly:make-simple-closure
310 (list chain-grob-member-functions
312 ly:beam::calc-least-squares-positions
313 ly:beam::slope-damping
314 ly:beam::shift-region-to-valid
318 ;; this is a hack to set stem lengths, if positions is set.
319 (quantized-positions . ,ly:beam::set-stem-lengths)
320 (concaveness . ,ly:beam::calc-concaveness)
321 (direction . ,ly:beam::calc-direction)
322 (shorten . ,ly:beam::calc-stem-shorten)
323 (beaming . ,ly:beam::calc-beaming)
324 (stencil . ,ly:beam::print)
326 (cross-staff . ,ly:beam::calc-cross-staff)
328 (details . ((hint-direction-penalty . 20)))
329 ;; TODO: should be in SLT.
330 (thickness . 0.48) ; in staff-space
331 (neutral-direction . ,DOWN)
333 ;; Whe have some unreferenced problems here.
335 ;; If we shorten beamed stems less than normal stems (1 staff-space),
336 ;; or high order less than 8th beams, patterns like
337 ;; c''4 [c''8 c''] c''4 [c''16 c]
338 ;; are ugly (different stem lengths).
340 ;; But if we shorten 16th beams as much as 8th beams, a single
341 ;; forced 16th beam looks *very* short.
343 ;; We choose to shorten 8th beams the same as single stems,
344 ;; and high order beams less than 8th beams, so that all
345 ;; isolated shortened beams look nice and a bit shortened,
346 ;; sadly possibly breaking patterns with high order beams.
347 (beamed-stem-shorten . (1.0 0.5 0.25))
349 (auto-knee-gap . 5.5)
351 ;; only for debugging.
352 (font-family . roman)
353 (meta . ((class . Spanner)
354 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
355 (interfaces . (staff-symbol-referencer-interface
356 unbreakable-spanner-interface
361 (stencil . ,bend::print)
363 (meta . ((class . Spanner)
364 (interfaces . (spanner-interface
365 bend-after-interface))))))
371 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
372 (X-extent . ,ly:axis-group-interface::width)
373 (break-align-orders . ;; end of line
395 time-signature custos)
409 (meta . ((class . Item)
410 (interfaces . (break-alignment-interface
411 axis-group-interface))))))
416 (X-extent . ,ly:axis-group-interface::width)
417 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
418 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
419 (meta . ((class . Item)
420 (interfaces . (break-aligned-interface
421 axis-group-interface))))))
425 (break-align-symbol . breathing-sign)
428 (ambitus . (extra-space . 2.0))
429 (custos . (minimum-space . 1.0))
430 (key-signature . (minimum-space . 1.5))
431 (time-signature . (minimum-space . 1.5))
432 (staff-bar . (minimum-space . 1.5))
433 (clef . (minimum-space . 2.0))
434 (first-note . (fixed-space . 1.0)) ;huh?
435 (right-edge . (extra-space . 0.1))))
436 (stencil . ,ly:text-interface::print)
437 (text . ,(make-musicglyph-markup "scripts.rcomma"))
438 (Y-offset . ,ly:breathing-sign::offset-callback)
439 (break-visibility . ,begin-of-line-invisible)
440 (meta . ((class . Item)
441 (interfaces . (break-aligned-interface
442 breathing-sign-interface
448 (stencil . ,ly:clef::print)
449 (glyph-name . ,ly:clef::calc-glyph-name)
451 (avoid-slur . inside)
452 (font-family . music)
453 (break-align-symbol . clef)
454 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
455 (break-visibility . ,begin-of-line-visible)
456 (space-alist . ((ambitus . (extra-space . 2.0))
457 (staff-bar . (extra-space . 0.7))
458 (key-cancellation . (minimum-space . 3.5))
459 (key-signature . (minimum-space . 3.5))
460 (time-signature . (minimum-space . 4.2))
461 (first-note . (minimum-fixed-space . 5.0))
462 (next-note . (extra-space . 0.5))
463 (right-edge . (extra-space . 0.5))))
464 (Y-offset . ,ly:staff-symbol-referencer::callback)
465 (meta . ((class . Item)
466 (interfaces . (clef-interface
467 staff-symbol-referencer-interface
469 break-aligned-interface))))))
471 (ClusterSpannerBeacon
473 (Y-extent . ,ly:cluster-beacon::height)
474 (meta . ((class . Item)
475 (interfaces . (rhythmic-grob-interface
476 cluster-beacon-interface))))))
480 (springs-and-rods . ,ly:spanner::set-spacing-rods)
481 (stencil . ,ly:cluster::print)
482 (minimum-length . 0.0)
485 (meta . ((class . Spanner)
486 (interfaces . (cluster-interface))))))
490 (stencil . ,ly:text-interface::print)
491 (after-line-breaking . ,ly:chord-name::after-line-breaking)
495 (meta . ((class . Item)
496 (interfaces . (font-interface
497 rhythmic-grob-interface
504 (stencil . ,ly:text-interface::print)
505 (extra-spacing-width . (+inf.0 . -inf.0))
506 (Y-offset . ,ly:side-position-interface::y-aligned-side)
507 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
510 (staff-padding . 0.5)
511 (script-priority . 200)
512 ;; todo: add X self alignment?
516 (meta . ((class . Item)
517 (interfaces . (text-script-interface
519 side-position-interface
524 (break-align-symbol . custos)
526 (stencil . ,ly:custos::print)
527 (break-visibility . ,end-of-line-visible)
529 (neutral-direction . ,DOWN)
530 (Y-offset . ,ly:staff-symbol-referencer::callback)
532 (first-note . (minimum-fixed-space . 0.0))
533 (right-edge . (extra-space . 0.1))))
534 (meta . ((class . Item)
537 staff-symbol-referencer-interface
539 break-aligned-interface))))))
545 (positioning-done . ,ly:dot-column::calc-positioning-done)
546 (X-extent . ,ly:axis-group-interface::width)
547 (meta . ((class . Item)
548 (interfaces . (dot-column-interface
549 axis-group-interface))))))
553 (stencil . ,ly:dots::print)
554 (dot-count . ,dots::calc-dot-count)
555 (staff-position . ,dots::calc-staff-position)
556 (meta . ((class . Item)
557 (interfaces . (font-interface
558 staff-symbol-referencer-interface
563 (stencil . ,ly:percent-repeat-item-interface::double-percent)
566 (font-encoding . fetaMusic)
569 (break-align-symbol . staff-bar)
570 (break-visibility . ,begin-of-line-invisible)
571 (meta . ((class . Item)
572 (interfaces . (font-interface
573 break-aligned-interface
574 percent-repeat-item-interface))))))
576 (DoublePercentRepeatCounter
578 (stencil . ,ly:text-interface::print)
579 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
580 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
581 (Y-offset . ,ly:side-position-interface::y-aligned-side)
582 (font-encoding . fetaNumber)
583 (self-alignment-X . 0)
587 (staff-padding . 0.25)
589 (meta . ((class . Item)
590 (interfaces . (side-position-interface
591 self-alignment-interface
592 percent-repeat-item-interface
598 (Y-offset . ,ly:side-position-interface::y-aligned-side)
599 (staff-padding . 0.1)
602 (minimum-space . 1.2)
605 (outside-staff-priority . 250)
606 (Y-extent . ,ly:axis-group-interface::height)
607 (X-extent . ,ly:axis-group-interface::width)
608 (meta . ((class . Spanner)
609 (interfaces . (axis-group-interface
611 dynamic-line-spanner-interface
612 side-position-interface))))))
619 (stencil . ,ly:text-interface::print)
620 (direction . ,ly:script-interface::calc-direction)
621 (positioning-done . ,ly:script-interface::calc-positioning-done)
623 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
624 (self-alignment-X . 0)
625 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
626 (self-alignment-Y . 0)
628 (font-encoding . fetaDynamic)
629 (font-shape . italic)
630 (extra-spacing-width . (+inf.0 . -inf.0))
631 (outside-staff-priority . 250)
632 (meta . ((class . Item)
633 (interfaces . (font-interface
635 self-alignment-interface
637 script-interface))))))
641 ;; rather ugh with NCSB
642 ;; (font-series . bold)
643 (font-shape . italic)
644 (style . dashed-line)
646 ;; make sure the spanner doesn't get too close to notes
647 (minimum-Y-extent . (-1 . 1))
648 (bound-details . ((right . ((attach-dir . ,LEFT)
652 (right-broken . ((attach-dir . ,RIGHT)
656 (left . ((attach-dir . ,LEFT)
658 (stencil-offset . (0 . -0.5))
661 (left-broken . ((attach-dir . ,RIGHT)
664 (stencil . ,ly:line-spanner::print)
665 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
666 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
668 ;; need to blend with dynamic texts.
670 (dash-fraction . 0.2)
672 (meta . ((class . Spanner)
673 (interfaces . (font-interface
675 line-spanner-interface
678 dynamic-text-spanner-interface
679 spanner-interface))))))
685 ;; sync with TextScript (?)
688 (avoid-slur . around)
690 (staff-padding . 0.5)
691 (self-alignment-X . 0)
692 (self-alignment-Y . 0)
693 (script-priority . 100)
694 (stencil . ,ly:text-interface::print)
695 (direction . ,ly:script-interface::calc-direction)
696 (positioning-done . ,ly:script-interface::calc-positioning-done)
698 (text . ,fingering::calc-text)
699 (font-encoding . fetaNumber)
700 (font-size . -5) ; don't overlap when next to heads.
701 (meta . ((class . Item)
702 (interfaces . (finger-interface
704 text-script-interface
706 side-position-interface
707 self-alignment-interface
710 . ((stencil . ,fret-board::calc-stencil)
711 (finger-code . below-string)
712 (meta . ((class . Item)
713 (interfaces . (fret-diagram-interface
721 (zigzag-width . 0.75)
724 (bound-details . ((right . ((attach-dir . ,CENTER)
727 (left . ((attach-dir . ,CENTER)
731 (stencil . ,ly:line-spanner::print)
732 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
733 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
734 (meta . ((class . Spanner)
735 (interfaces . (line-interface
736 unbreakable-spanner-interface
737 line-spanner-interface))))))
741 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
742 (spacing-increment . 0.8)
743 (shortest-duration-space . 1.6)
744 (meta . ((class . Spanner)
745 (interfaces . (grace-spacing-interface
747 spacing-options-interface
748 spanner-interface))))))
753 (meta . ((class . Item)
754 (interfaces . (grid-point-interface))))))
758 (X-extent . ,ly:grid-line-interface::width)
759 (stencil . ,ly:grid-line-interface::print)
760 (self-alignment-X . ,CENTER)
761 (X-offset . ,(ly:make-simple-closure
762 `(,+ ,(ly:make-simple-closure
763 (list ly:self-alignment-interface::centered-on-x-parent))
764 ,(ly:make-simple-closure
765 (list ly:self-alignment-interface::x-aligned-on-self)))))
767 (meta . ((class . Item)
768 (interfaces . (self-alignment-interface
769 grid-line-interface))))))
773 (stencil . ,ly:hairpin::print)
774 (springs-and-rods . ,ly:spanner::set-spacing-rods)
775 (after-line-breaking . ,ly:hairpin::after-line-breaking)
776 (grow-direction . ,hairpin::calc-grow-direction)
780 (minimum-length . 2.0)
781 (bound-padding . 1.0)
782 (self-alignment-Y . 0)
783 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
784 (meta . ((class . Spanner)
785 (interfaces . (hairpin-interface
787 self-alignment-interface
789 spanner-interface))))))
794 (stencil . ,ly:horizontal-bracket::print)
795 (Y-offset . ,ly:side-position-interface::y-aligned-side)
796 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
799 (staff-padding . 0.2)
802 (bracket-flare . (0.5 . 0.5))
803 (meta . ((class . Spanner)
804 (interfaces . (horizontal-bracket-interface
805 side-position-interface
807 spanner-interface))))))
811 (stencil . ,ly:system-start-text::print)
812 (X-offset . ,ly:side-position-interface::x-aligned-side)
814 (self-alignment-Y . ,CENTER)
815 (meta . ((class . Spanner)
816 (interfaces . (system-start-text-interface
817 side-position-interface
823 (stencil . ,ly:text-interface::print)
824 (Y-offset . ,ly:side-position-interface::y-aligned-side)
825 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
828 (self-alignment-X . ,CENTER)
829 (meta . ((class . Item)
830 (interfaces . (side-position-interface
835 (stencil . ,ly:key-signature-interface::print)
836 (glyph-name-alist . ,cancellation-glyph-name-alist)
838 (time-signature . (extra-space . 1.25))
839 (staff-bar . (extra-space . 0.6))
840 (key-signature . (extra-space . 0.5))
841 (right-edge . (extra-space . 0.5))
842 (first-note . (fixed-space . 2.5))))
843 (Y-offset . ,ly:staff-symbol-referencer::callback)
844 (break-align-symbol . key-cancellation)
845 (break-visibility . ,begin-of-line-invisible)
847 (meta . ((class . Item)
848 (interfaces . (key-cancellation-interface
849 key-signature-interface
851 break-aligned-interface))))))
854 (stencil . ,ly:key-signature-interface::print)
855 (avoid-slur . inside)
856 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
858 (time-signature . (extra-space . 1.15))
859 (staff-bar . (extra-space . 1.1))
860 (right-edge . (extra-space . 0.5))
861 (first-note . (fixed-space . 2.5))))
862 (Y-offset . ,ly:staff-symbol-referencer::callback)
863 (break-align-symbol . key-signature)
864 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
865 (break-visibility . ,begin-of-line-visible)
867 (meta . ((class . Item)
868 (interfaces . (key-signature-interface
870 break-aligned-interface))))))
875 (stencil . ,ly:tie::print)
876 (control-points . ,ly:semi-tie::calc-control-points)
877 (direction . ,ly:tie::calc-direction)
878 (details . ((ratio . 0.333)
879 (height-limit . 1.0)))
880 (head-direction . ,LEFT)
882 (meta . ((class . Item)
883 (interfaces . (semi-tie-interface))
887 (LaissezVibrerTieColumn
891 (head-direction . ,LEFT)
892 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
893 (meta . ((class . Item)
894 (interfaces . (semi-tie-column-interface))
900 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
901 (stencil . ,ly:ledger-line-spanner::print)
904 (minimum-length-fraction . 0.25)
905 (length-fraction . 0.25)
907 (meta . ((class . Spanner)
908 (interfaces . (ledger-line-spanner-interface))))))
912 (break-align-symbol . left-edge)
913 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
916 (break-visibility . ,center-invisible)
918 (custos . (extra-space . 0.0))
919 (ambitus . (extra-space . 2.0))
920 (time-signature . (extra-space . 1.0))
921 (staff-bar . (extra-space . 0.0))
922 (breathing-sign . (minimum-space . 0.0))
923 (clef . (extra-space . 0.8))
924 (first-note . (fixed-space . 2.0))
925 (right-edge . (extra-space . 0.0))
926 (key-signature . (extra-space . 0.0))
927 (key-cancellation . (extra-space . 0.0))
929 (meta . ((class . Item)
930 (interfaces . (break-aligned-interface))))))
934 ;; ugh. A ligature bracket is totally different from
939 (edge-height . (0.7 . 0.7))
940 (shorten-pair . (-0.2 . -0.2))
942 (positions . ,ly:tuplet-bracket::calc-positions)
943 (stencil . ,ly:tuplet-bracket::print)
944 (staff-padding . 0.25)
945 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
946 (control-points . ,ly:tuplet-bracket::calc-control-points)
947 (meta . ((class . Spanner)
948 (interfaces . (line-interface
949 tuplet-bracket-interface))))))
954 (stencil . ,ly:lyric-extender::print)
955 (thickness . 0.8) ; line-thickness
956 (minimum-length . 1.5)
958 (meta . ((class . Spanner)
959 (interfaces . (lyric-interface
960 lyric-extender-interface))))))
968 (minimum-length . 0.3)
969 (minimum-distance . 0.1)
971 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
972 (stencil . ,ly:lyric-hyphen::print)
974 (meta . ((class . Spanner)
975 (interfaces . (lyric-interface
977 lyric-hyphen-interface
978 spanner-interface))))))
981 . ((minimum-distance . 0.45)
982 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
986 (meta . ((class . Spanner)
987 (interfaces . (spanner-interface
988 lyric-hyphen-interface ))
994 (stencil . ,lyric-text::print)
995 (text . ,(grob::calc-property-by-copy 'text))
996 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
997 (self-alignment-X . 0)
999 (font-series . bold-narrow)
1001 (meta . ((class . Item)
1002 (interfaces . (rhythmic-grob-interface
1003 lyric-syllable-interface
1004 self-alignment-interface
1006 font-interface))))))
1011 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1013 (stencil . ,ly:measure-grouping::print)
1019 (meta . ((class . Spanner)
1020 (interfaces . (side-position-interface
1021 measure-grouping-interface))))))
1025 (neutral-direction . ,DOWN)
1026 (meta . ((class . Item)
1027 (interfaces . (melody-spanner-interface ))))))
1032 (stencil . ,ly:mensural-ligature::print)
1033 (meta . ((class . Spanner)
1034 (interfaces . (mensural-ligature-interface
1035 font-interface))))))
1039 (stencil . ,ly:text-interface::print)
1040 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1044 (outside-staff-priority . 1000)
1045 (meta . ((class . Item)
1046 (interfaces . (text-interface
1047 side-position-interface
1049 metronome-mark-interface))))))
1054 (stencil . ,ly:multi-measure-rest::print)
1055 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1056 (Y-offset . ,ly:staff-symbol-referencer::callback)
1057 (staff-position . 0)
1059 (thick-thickness . 6.6)
1060 (hair-thickness . 2.0)
1062 (meta . ((class . Spanner)
1063 (interfaces . (multi-measure-rest-interface
1064 multi-measure-interface
1067 staff-symbol-referencer-interface))))))
1070 (MultiMeasureRestNumber
1072 (bound-padding . 2.0)
1073 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1074 (stencil . ,ly:text-interface::print)
1075 (X-offset . ,(ly:make-simple-closure
1076 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1077 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1078 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1080 (self-alignment-X . 0)
1083 (staff-padding . 0.4)
1084 (font-encoding . fetaNumber)
1085 (meta . ((class . Spanner)
1086 (interfaces . (side-position-interface
1087 multi-measure-interface
1088 self-alignment-interface
1093 (MultiMeasureRestText
1095 (stencil . ,ly:text-interface::print)
1096 (X-offset . ,(ly:make-simple-closure
1097 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1098 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1100 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1101 (self-alignment-X . 0)
1104 (staff-padding . 0.25)
1105 (meta . ((class . Spanner)
1106 (interfaces . (side-position-interface
1107 multi-measure-interface
1108 self-alignment-interface
1110 text-interface))))))
1112 (NonMusicalPaperColumn
1114 (allow-loose-spacing . #t)
1116 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1117 (X-extent . ,ly:axis-group-interface::width)
1118 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1119 ;; (stencil . ,ly:paper-column::print)
1122 (line-break-permission . allow)
1123 (page-break-permission . allow)
1125 ;; debugging stuff: print column number.
1126 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1128 (meta . ((class . Paper_column)
1129 (interfaces . (paper-column-interface
1130 axis-group-interface
1131 separation-item-interface
1132 spaceable-grob-interface))))))
1137 (X-extent . ,ly:axis-group-interface::width)
1138 (Y-extent . ,ly:axis-group-interface::height)
1139 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1140 (meta . ((class . Item)
1141 (interfaces . (note-collision-interface
1142 axis-group-interface))))))
1147 (X-extent . ,ly:axis-group-interface::width)
1148 (Y-extent . ,ly:axis-group-interface::height)
1149 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1150 (meta . ((class . Item)
1151 (interfaces . (axis-group-interface
1152 separation-item-interface
1153 note-column-interface))))))
1157 (stencil . ,ly:note-head::print)
1158 (duration-log . ,note-head::calc-duration-log)
1159 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1160 (glyph-name . ,note-head::calc-glyph-name)
1161 (Y-offset . ,ly:staff-symbol-referencer::callback)
1162 (X-offset . ,ly:note-head::stem-x-shift)
1163 (meta . ((class . Item)
1164 (interfaces . (rhythmic-grob-interface
1165 rhythmic-head-interface
1169 staff-symbol-referencer-interface))))))
1173 (stem-spacing-correction . 0.5)
1174 (same-direction-correction . 0.25)
1175 ;; Changed this from 0.75.
1176 ;; If you ever change this back, please document! --hwn
1177 (knee-spacing-correction . 1.0)
1178 (meta . ((class . Item)
1179 (interfaces . (spacing-interface
1180 note-spacing-interface))))))
1184 (stencil . ,ly:text-interface::print)
1185 (meta . ((class . Item)
1186 (interfaces . (note-name-interface
1188 font-interface))))))
1192 (self-alignment-X . 0)
1193 (break-visibility . ,begin-of-line-visible)
1194 (X-offset . ,(ly:make-simple-closure
1195 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1196 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1198 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1199 (stencil . ,ly:text-interface::print)
1200 (font-shape . italic)
1201 (staff-padding . 0.2)
1203 (meta . ((class . Item)
1204 (interfaces . (text-interface
1205 self-alignment-interface
1206 side-position-interface
1207 font-interface))))))
1211 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1212 (stencil . ,ly:ottava-bracket::print)
1213 (font-shape . italic)
1214 (shorten-pair . (0.0 . -0.6))
1215 (staff-padding . 1.0)
1217 (minimum-length . 1.0)
1218 (dash-fraction . 0.3)
1219 (edge-height . (0 . 1.2))
1221 (outside-staff-priority . 400)
1222 (meta . ((class . Spanner)
1223 (interfaces . (ottava-bracket-interface
1224 horizontal-bracket-interface
1226 side-position-interface
1228 text-interface))))))
1233 (allow-loose-spacing . #t)
1234 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1235 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1236 ;; (stencil . ,ly:paper-column::print)
1237 (X-extent . ,ly:axis-group-interface::width)
1240 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1241 (meta . ((class . Paper_column)
1242 (interfaces . (paper-column-interface
1243 separation-item-interface
1244 axis-group-interface
1245 spaceable-grob-interface))))))
1248 . ((stencil . ,parentheses-item::print)
1249 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1252 (meta . ((class . Item)
1253 (interfaces . (parentheses-interface font-interface))))
1256 (HarmonicParenthesesItem
1257 . ((stencil . ,parentheses-item::print)
1259 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1260 (meta . ((class . Item)
1261 (interfaces . (parentheses-interface font-interface))))
1265 . ((details . ,default-slur-details)
1266 (control-points . ,ly:slur::calc-control-points)
1267 (direction . ,ly:slur::calc-direction)
1268 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1269 (Y-extent . ,ly:slur::height)
1270 (stencil . ,ly:slur::print)
1272 (minimum-length . 1.5)
1273 (height-limit . 2.0)
1275 (cross-staff . ,ly:slur::calc-cross-staff)
1276 (meta . ((class . Spanner)
1277 (interfaces . (slur-interface))))))
1283 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1284 (stencil . ,ly:multi-measure-rest::percent)
1287 (font-encoding . fetaMusic)
1288 (meta . ((class . Spanner)
1289 (interfaces . (multi-measure-rest-interface
1291 percent-repeat-item-interface))))))
1292 (PercentRepeatCounter
1294 (stencil . ,ly:text-interface::print)
1295 (X-offset . ,(ly:make-simple-closure
1296 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1297 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1298 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1299 (self-alignment-X . 0)
1302 (staff-padding . 0.25)
1304 (font-encoding . fetaNumber)
1305 (meta . ((class . Spanner)
1306 (interfaces . (side-position-interface
1307 self-alignment-interface
1308 percent-repeat-item-interface
1310 text-interface))))))
1312 ;; an example of a text spanner
1315 (stencil . ,ly:piano-pedal-bracket::print)
1317 (bound-padding . 1.0)
1319 (bracket-flare . (0.5 . 0.5))
1320 (edge-height . (1.0 . 1.0))
1321 (shorten-pair . (0.0 . 0.0))
1323 (meta . ((class . Spanner)
1324 (interfaces . (line-interface
1325 piano-pedal-interface
1326 piano-pedal-bracket-interface))))))
1330 (stencil . ,ly:text-interface::print)
1331 (X-offset . ,(ly:make-simple-closure
1333 ,(ly:make-simple-closure
1334 (list ly:break-alignable-interface::self-align-callback))
1335 ,(ly:make-simple-closure
1336 (list ly:self-alignment-interface::x-aligned-on-self)))))
1338 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1339 (extra-spacing-width . (+inf.0 . -inf.0))
1340 (self-alignment-X . 0)
1345 (break-visibility . ,end-of-line-invisible)
1346 (break-align-symbols . (staff-bar clef))
1348 (outside-staff-priority . 1500)
1349 (meta . ((class . Item)
1350 (interfaces . (text-interface
1351 side-position-interface
1352 break-alignable-interface
1355 self-alignment-interface))))))
1359 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1362 (meta . ((class . Item)
1363 (interfaces . (rhythmic-grob-interface
1364 percent-repeat-item-interface))))))
1368 (stencil . ,ly:tie::print)
1369 (control-points . ,ly:semi-tie::calc-control-points)
1370 (direction . ,ly:tie::calc-direction)
1371 (details . ((ratio . 0.333)
1372 (height-limit . 1.0)))
1374 (head-direction . ,RIGHT)
1375 (meta . ((class . Item)
1376 (interfaces . (semi-tie-interface))
1384 (direction . ,ly:tie::calc-direction)
1385 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1387 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1388 (meta . ((class . Item)
1389 (interfaces . (semi-tie-column-interface))
1395 (stencil . ,ly:rest::print)
1396 (duration-log . ,stem::calc-duration-log)
1397 (X-extent . ,ly:rest::width)
1398 (Y-extent . ,ly:rest::height)
1399 (Y-offset . ,ly:rest::y-offset-callback)
1400 (minimum-distance . 0.25)
1401 (meta . ((class . Item)
1402 (interfaces . (font-interface
1403 rhythmic-head-interface
1404 rhythmic-grob-interface
1405 staff-symbol-referencer-interface
1406 rest-interface))))))
1410 (minimum-distance . 0.75)
1411 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1412 (meta . ((class . Item)
1413 (interfaces . (rest-collision-interface))))))
1417 ;; don't set direction here: it breaks staccato.
1419 ;; padding set in script definitions.
1420 (staff-padding . 0.25)
1421 (X-offset . ,script-interface::calc-x-offset)
1422 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1425 (stencil . ,ly:script-interface::print)
1426 (direction . ,ly:script-interface::calc-direction)
1427 (positioning-done . ,ly:script-interface::calc-positioning-done)
1428 (font-encoding . fetaMusic)
1429 (cross-staff . ,ly:script-interface::calc-cross-staff)
1430 (meta . ((class . Item)
1431 (interfaces . (script-interface
1432 side-position-interface
1433 font-interface))))))
1437 (before-line-breaking . ,ly:script-column::before-line-breaking)
1438 (meta . ((class . Item)
1439 (interfaces . (script-column-interface))))))
1442 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1443 (meta . ((class . Item)
1444 (interfaces . (script-column-interface))))))
1448 (avoid-slur . inside)
1449 (X-extent . ,ly:axis-group-interface::width)
1450 (Y-extent . ,ly:axis-group-interface::height)
1451 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1452 (stencil . ,ly:separation-item::print)
1453 (meta . ((class . Item)
1455 separation-item-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 . (spacing-interface
1564 staff-spacing-interface))))))
1569 (Y-extent . ,ly:staff-symbol::height)
1570 (stencil . ,ly:staff-symbol::print)
1572 (ledger-line-thickness . (1.0 . 0.1))
1574 (meta . ((class . Spanner)
1575 (interfaces . (staff-symbol-interface))))))
1579 (direction . ,ly:stem::calc-direction)
1580 (duration-log . ,stem::calc-duration-log)
1581 (default-direction . ,ly:stem::calc-default-direction)
1582 (stem-end-position . ,ly:stem::calc-stem-end-position)
1584 (neutral-direction . ,DOWN)
1585 (stem-info . ,ly:stem::calc-stem-info)
1586 (positioning-done . ,ly:stem::calc-positioning-done)
1587 (stencil . ,ly:stem::print)
1588 (X-extent . ,ly:stem::width)
1589 (Y-extent . ,ly:stem::height)
1590 (length . ,ly:stem::calc-length)
1592 (cross-staff . ,ly:stem::calc-cross-staff)
1595 ;; 3.5 (or 3 measured from note head) is standard length
1596 ;; 32nd, 64th flagged stems should be longer
1597 (lengths . (3.5 3.5 3.5 4.5 5.0))
1599 ;; FIXME. 3.5 yields too long beams (according to Ross and
1600 ;; looking at Baerenreiter examples) for a number of common
1601 ;; boundary cases. Subtracting half a beam thickness fixes
1602 ;; this, but the bug may well be somewhere else.
1604 ;; FIXME this should come from 'lengths
1605 (beamed-lengths . (3.26 3.5 3.6))
1607 ;; The 'normal' minima
1608 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1609 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1611 ;; The 'extreme case' minima
1612 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1614 ;; Stems in unnatural (forced) direction should be shortened by
1615 ;; one staff space, according to [Roush & Gourlay].
1616 ;; Flagged stems we shorten only half a staff space.
1617 (stem-shorten . (1.0 0.5))
1621 ;; We use the normal minima as minimum for the ideal lengths,
1622 ;; and the extreme minima as abolute minimum length.
1624 (X-offset . ,ly:stem::offset-callback)
1625 (Y-offset . ,ly:staff-symbol-referencer::callback)
1626 (meta . ((class . Item)
1627 (interfaces . (stem-interface
1628 font-interface))))))
1632 (Y-extent . ,ly:stem-tremolo::height)
1633 (X-extent . ,ly:stem-tremolo::width)
1634 (stencil . ,ly:stem-tremolo::print)
1635 (slope . ,ly:stem-tremolo::calc-slope)
1636 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1637 (style . ,ly:stem-tremolo::calc-style)
1638 (beam-thickness . 0.48) ; staff-space
1639 (meta . ((class . Item)
1640 (interfaces . (stem-tremolo-interface))))))
1644 (stencil . ,print-circled-text-callback)
1645 (text . ,string-number::calc-text)
1647 (staff-padding . 0.5)
1648 (self-alignment-X . 0)
1649 (self-alignment-Y . 0)
1650 (script-priority . 100)
1651 (font-encoding . fetaNumber)
1652 (font-size . -5) ; don't overlap when next to heads.
1653 (meta . ((class . Item)
1654 (interfaces . (string-number-interface
1656 text-script-interface
1658 side-position-interface
1659 self-alignment-interface
1664 (stencil . ,ly:text-interface::print)
1665 (text . ,stroke-finger::calc-text)
1666 (digit-names . #("p" "i" "m" "a" "x"))
1668 (staff-padding . 0.5)
1669 (self-alignment-X . 0)
1670 (self-alignment-Y . 0)
1671 (script-priority . 100)
1672 (font-shape . italic)
1673 (font-size . -4) ; don't overlap when next to heads.
1674 (meta . ((class . Item)
1675 (interfaces . (stroke-finger-interface
1677 text-script-interface
1679 side-position-interface
1680 self-alignment-interface
1686 (extra-spacing-width . (+inf.0 . -inf.0))
1687 (stencil . ,ly:sustain-pedal::print)
1688 (self-alignment-X . 0)
1689 (direction . ,RIGHT)
1690 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1691 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1692 (meta . ((class . Item)
1693 (interfaces . (piano-pedal-interface
1695 self-alignment-interface
1696 piano-pedal-script-interface
1697 font-interface))))))
1699 (SustainPedalLineSpanner
1702 (Y-extent . ,ly:axis-group-interface::height)
1703 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1706 (staff-padding . 1.2)
1707 (minimum-space . 1.0)
1709 (meta . ((class . Spanner)
1710 (interfaces . (piano-pedal-interface
1711 axis-group-interface
1712 side-position-interface))))))
1717 (X-extent . ,ly:axis-group-interface::width)
1718 (Y-extent . ,ly:axis-group-interface::height)
1719 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1720 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
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)
2099 (font-encoding . fetaNumber)
2100 (thickness . 1.6) ;; line-thickness
2101 (edge-height . (2.0 . 2.0)) ;; staff-space;
2104 (meta . ((class . Spanner)
2105 (interfaces . (volta-bracket-interface
2106 horizontal-bracket-interface
2109 side-position-interface
2113 (VoltaBracketSpanner
2119 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2120 (outside-staff-priority . 100)
2121 (Y-extent . ,ly:axis-group-interface::height)
2122 (X-extent . ,ly:axis-group-interface::width)
2123 (no-alignment . ,#t)
2124 (meta . ((class . Spanner)
2125 (interfaces . (side-position-interface
2126 axis-group-interface)))
2136 (bound-details . ((right . ((attach-dir . ,CENTER)
2139 (left . ((attach-dir . ,CENTER)
2143 (stencil . ,ly:line-spanner::print)
2144 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2145 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2146 (meta . ((class . Spanner)
2147 (interfaces . (line-spanner-interface
2153 (define (completize-grob-entry x)
2154 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2156 ;; (display (car x))
2158 (let* ((name-sym (car x))
2159 (grob-entry (cdr x))
2160 (meta-entry (cdr (assoc 'meta grob-entry)))
2161 (class (cdr (assoc 'class meta-entry)))
2163 (cdr (assoc 'interfaces meta-entry))))
2167 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2168 ((eq? 'Spanner class)
2169 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2170 ((eq? 'Paper_column class)
2171 (set! ifaces-entry (cons 'item-interface
2172 (cons 'paper-column-interface ifaces-entry))))
2173 ((eq? 'System class)
2174 (set! ifaces-entry (cons 'system-interface
2175 (cons 'spanner-interface ifaces-entry))))
2177 (ly:warning "Unknown class ~a" class)))
2179 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2180 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2182 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2183 (set! meta-entry (assoc-set! meta-entry 'interfaces
2185 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2186 (cons name-sym grob-entry)))
2188 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2190 ;; (display (map pair? all-grob-descriptions))
2192 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2195 ;; (display (car x)) (newline)
2197 (set-object-property! (car x) 'translation-type? list?)
2198 (set-object-property! (car x) 'is-grob? #t))
2199 all-grob-descriptions)
2201 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2203 (define pure-print-callbacks
2205 print-circled-text-callback
2208 ly:arpeggio::brew-chord-bracket
2213 ly:text-interface::print
2214 ly:script-interface::print))
2216 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2217 (define (pure-stencil-height grob start stop)
2218 (let ((sten (ly:grob-property-data grob 'stencil)))
2221 (memq sten pure-print-callbacks))
2222 (ly:grob::stencil-height grob)
2225 (define pure-conversions-alist
2227 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2228 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2229 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2230 (,ly:stem::height . ,ly:stem::pure-height)
2231 (,ly:rest::height . ,ly:rest::pure-height)
2232 (,ly:grob::stencil-height . ,pure-stencil-height)
2233 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2234 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2235 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2236 (,ly:slur::height . ,ly:slur::pure-height)
2237 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2239 (define pure-functions
2241 ly:staff-symbol-referencer::callback
2242 ly:staff-symbol::height))
2244 (define-public (pure-relevant? grob)
2245 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2248 (pair? extent-callback)
2249 (memq extent-callback pure-functions)
2251 (pair? (assq extent-callback pure-conversions-alist))
2254 (not (eq? extent-callback ly:grob::stencil-height))
2255 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2256 (ly:stencil? (ly:grob-property-data grob 'stencil))
2260 (define-public (call-pure-function unpure args start end)
2261 (if (ly:simple-closure? unpure)
2262 (ly:eval-simple-closure (car args) unpure start end)
2263 (if (not (procedure? unpure))
2265 (if (memq unpure pure-functions)
2267 (let ((pure (assq unpure pure-conversions-alist)))
2271 (list (car args) start end)