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)
27 . ,ly:accidental-interface::after-line-breaking)
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)
39 . ,ly:accidental-interface::after-line-breaking)
40 (meta . ((class . Item)
41 (interfaces . (accidental-interface
47 (stencil . ,ly:accidental-interface::print)
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 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
124 (after-line-breaking . ,ly:accidental-interface::after-line-breaking)
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 (meta . ((class . Item)
158 (interfaces . (arpeggio-interface
159 staff-symbol-referencer-interface
160 side-position-interface
164 . ((stencil . ,ly:balloon-interface::print)
165 (text . ,(grob::calc-property-by-copy 'text))
166 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
167 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
168 (meta . ((class . Item)
169 (interfaces . (text-interface
173 (break-align-symbol . staff-bar)
177 (break-visibility . ,all-visible)
179 (stencil . ,ly:bar-line::print)
180 (glyph-name . ,bar-line::calc-glyph-name)
181 (bar-size . ,ly:bar-line::calc-bar-size)
184 (time-signature . (extra-space . 0.75))
185 (custos . (minimum-space . 2.0))
186 (clef . (minimum-space . 1.0))
187 (key-signature . (extra-space . 1.0))
188 (key-cancellation . (extra-space . 1.0))
189 (first-note . (fixed-space . 1.3))
190 (next-note . (semi-fixed-space . 0.9))
191 (right-edge . (extra-space . 0.0))))
194 ;; Ross. page 151 lists other values, we opt for a leaner look
197 ;; kern should scale with line-thickness too.
200 (hair-thickness . 1.9)
201 (thick-thickness . 6.0)
202 (meta . ((class . Item)
203 (interfaces . (bar-line-interface
204 break-aligned-interface
209 (stencil . ,ly:text-interface::print)
211 (break-visibility . ,begin-of-line-visible)
214 (font-family . roman)
216 (Y-offset . ,ly:side-position-interface::y-aligned-side)
218 (outside-staff-priority . 100)
219 (X-offset . ,(ly:make-simple-closure
221 ,(ly:make-simple-closure
222 (list ly:break-alignable-interface::self-align-callback))
223 ,(ly:make-simple-closure
224 (list ly:self-alignment-interface::x-aligned-on-self)))))
226 (self-alignment-X . 1)
228 ;; want the bar number before the clef at line start.
229 (break-align-symbol . left-edge)
232 (interfaces . (side-position-interface
234 break-alignable-interface
235 self-alignment-interface
242 (stencil . ,ly:text-interface::print)
243 (meta . ((class . Item)
244 (interfaces . (text-interface
245 rhythmic-grob-interface
246 bass-figure-interface
252 (threshold . (2 . 1000))
253 (positioning-done . ,ly:align-interface::calc-positioning-done)
254 (Y-extent . ,ly:axis-group-interface::height)
257 (meta . ((class . Spanner)
258 (interfaces . (align-interface
259 bass-figure-alignment-interface
260 axis-group-interface))))))
262 (BassFigureAlignmentPositioning
263 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
266 (Y-extent . ,ly:axis-group-interface::height)
268 (staff-padding . 1.0)
270 (meta . ((class . Spanner)
271 (interfaces . (side-position-interface
277 (stencil . ,ly:enclosing-bracket::print)
278 (X-extent . ,ly:enclosing-bracket::width)
279 (edge-height . (0.2 . 0.2))
280 (meta . ((class . Item)
281 (interfaces . (enclosing-bracket-interface)) ))
283 (BassFigureContinuation
285 (stencil . ,ly:figured-bass-continuation::print)
286 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
287 (meta . ((class . Spanner)
288 (interfaces . (figured-bass-continuation-interface))
293 (Y-extent . ,ly:axis-group-interface::height)
294 (skylines . ,ly:axis-group-interface::calc-skylines)
295 (meta . ((class . Spanner)
296 (interfaces . (axis-group-interface
302 ;; todo: clean this up a bit: the list is getting
305 (positions . ,(ly:make-simple-closure
306 (ly:make-simple-closure
307 (list chain-grob-member-functions
309 ly:beam::calc-least-squares-positions
310 ly:beam::slope-damping
311 ly:beam::shift-region-to-valid
315 ;; this is a hack to set stem lengths, if positions is set.
316 (quantized-positions . ,ly:beam::set-stem-lengths)
317 (concaveness . ,ly:beam::calc-concaveness)
318 (direction . ,ly:beam::calc-direction)
319 (shorten . ,ly:beam::calc-stem-shorten)
320 (beaming . ,ly:beam::calc-beaming)
321 (stencil . ,ly:beam::print)
324 (details . ((hint-direction-penalty . 20)))
325 ;; TODO: should be in SLT.
326 (thickness . 0.48) ; in staff-space
327 (neutral-direction . ,DOWN)
329 ;; Whe have some unreferenced problems here.
331 ;; If we shorten beamed stems less than normal stems (1 staff-space),
332 ;; or high order less than 8th beams, patterns like
333 ;; c''4 [c''8 c''] c''4 [c''16 c]
334 ;; are ugly (different stem lengths).
336 ;; But if we shorten 16th beams as much as 8th beams, a single
337 ;; forced 16th beam looks *very* short.
339 ;; We choose to shorten 8th beams the same as single stems,
340 ;; and high order beams less than 8th beams, so that all
341 ;; isolated shortened beams look nice and a bit shortened,
342 ;; sadly possibly breaking patterns with high order beams.
343 (beamed-stem-shorten . (1.0 0.5 0.25))
345 (auto-knee-gap . 5.5)
347 ;; only for debugging.
348 (font-family . roman)
349 (meta . ((class . Spanner)
350 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
351 (interfaces . (staff-symbol-referencer-interface
352 unbreakable-spanner-interface
357 (stencil . ,bend::print)
359 (meta . ((class . Spanner)
360 (interfaces . (spanner-interface
361 bend-after-interface))))))
367 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
368 (X-extent . ,ly:axis-group-interface::width)
369 (break-align-orders . ;; end of line
391 time-signature custos)
405 (meta . ((class . Item)
406 (interfaces . (break-alignment-interface
407 axis-group-interface))))))
412 (X-extent . ,ly:axis-group-interface::width)
413 (meta . ((class . Item)
414 (interfaces . (break-aligned-interface
415 axis-group-interface))))))
419 (break-align-symbol . breathing-sign)
422 (ambitus . (extra-space . 2.0))
423 (custos . (minimum-space . 1.0))
424 (key-signature . (minimum-space . 1.5))
425 (time-signature . (minimum-space . 1.5))
426 (staff-bar . (minimum-space . 1.5))
427 (clef . (minimum-space . 2.0))
428 (first-note . (fixed-space . 1.0)) ;huh?
429 (right-edge . (extra-space . 0.1))))
430 (stencil . ,ly:text-interface::print)
431 (text . ,(make-musicglyph-markup "scripts.rcomma"))
432 (Y-offset . ,ly:breathing-sign::offset-callback)
433 (break-visibility . ,begin-of-line-invisible)
434 (meta . ((class . Item)
435 (interfaces . (break-aligned-interface
436 breathing-sign-interface
442 (stencil . ,ly:clef::print)
443 (glyph-name . ,ly:clef::calc-glyph-name)
445 (avoid-slur . inside)
446 (font-family . music)
447 (break-align-symbol . clef)
448 (break-visibility . ,begin-of-line-visible)
449 (space-alist . ((ambitus . (extra-space . 2.0))
450 (staff-bar . (extra-space . 0.7))
451 (key-cancellation . (minimum-space . 3.5))
452 (key-signature . (minimum-space . 3.5))
453 (time-signature . (minimum-space . 4.2))
454 (first-note . (minimum-fixed-space . 5.0))
455 (next-note . (extra-space . 0.5))
456 (right-edge . (extra-space . 0.5))))
457 (Y-offset . ,ly:staff-symbol-referencer::callback)
458 (meta . ((class . Item)
459 (interfaces . (clef-interface
460 staff-symbol-referencer-interface
462 break-aligned-interface))))))
464 (ClusterSpannerBeacon
466 (Y-extent . ,ly:cluster-beacon::height)
467 (meta . ((class . Item)
468 (interfaces . (rhythmic-grob-interface
469 cluster-beacon-interface))))))
473 (springs-and-rods . ,ly:spanner::set-spacing-rods)
474 (stencil . ,ly:cluster::print)
475 (minimum-length . 0.0)
478 (meta . ((class . Spanner)
479 (interfaces . (cluster-interface))))))
483 (stencil . ,ly:text-interface::print)
484 (after-line-breaking . ,ly:chord-name::after-line-breaking)
488 (meta . ((class . Item)
489 (interfaces . (font-interface
490 rhythmic-grob-interface
497 (stencil . ,ly:text-interface::print)
498 (extra-spacing-width . (+inf.0 . -inf.0))
499 (Y-offset . ,ly:side-position-interface::y-aligned-side)
500 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
503 (staff-padding . 0.5)
504 (script-priority . 200)
505 ;; todo: add X self alignment?
509 (meta . ((class . Item)
510 (interfaces . (text-script-interface
512 side-position-interface
517 (break-align-symbol . custos)
519 (stencil . ,ly:custos::print)
520 (break-visibility . ,end-of-line-visible)
522 (neutral-direction . ,DOWN)
523 (Y-offset . ,ly:staff-symbol-referencer::callback)
525 (first-note . (minimum-fixed-space . 0.0))
526 (right-edge . (extra-space . 0.1))))
527 (meta . ((class . Item)
530 staff-symbol-referencer-interface
532 break-aligned-interface))))))
538 (positioning-done . ,ly:dot-column::calc-positioning-done)
539 (X-extent . ,ly:axis-group-interface::width)
540 (X-offset . ,ly:dot-column::side-position)
541 (meta . ((class . Item)
542 (interfaces . (dot-column-interface
543 axis-group-interface))))))
547 (stencil . ,ly:dots::print)
548 (dot-count . ,dots::calc-dot-count)
549 (staff-position . ,dots::calc-staff-position)
550 (meta . ((class . Item)
551 (interfaces . (font-interface
552 staff-symbol-referencer-interface
557 (stencil . ,ly:percent-repeat-item-interface::double-percent)
560 (font-encoding . fetaMusic)
563 (break-align-symbol . staff-bar)
564 (break-visibility . ,begin-of-line-invisible)
565 (meta . ((class . Item)
566 (interfaces . (font-interface
567 break-aligned-interface
568 percent-repeat-item-interface))))))
570 (DoublePercentRepeatCounter
572 (stencil . ,ly:text-interface::print)
573 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
574 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
575 (Y-offset . ,ly:side-position-interface::y-aligned-side)
576 (font-encoding . fetaNumber)
577 (self-alignment-X . 0)
581 (staff-padding . 0.25)
583 (meta . ((class . Item)
584 (interfaces . (side-position-interface
585 self-alignment-interface
586 percent-repeat-item-interface
592 (Y-offset . ,ly:side-position-interface::y-aligned-side)
593 (staff-padding . 0.1)
595 (avoid-slur . outside)
597 (minimum-space . 1.2)
600 (outside-staff-priority . 250)
601 (Y-extent . ,ly:axis-group-interface::height)
602 (X-extent . ,ly:axis-group-interface::width)
603 (meta . ((class . Spanner)
604 (interfaces . (axis-group-interface
606 dynamic-line-spanner-interface
607 side-position-interface))))))
614 (stencil . ,ly:text-interface::print)
615 (direction . ,ly:script-interface::calc-direction)
617 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
618 (self-alignment-X . 0)
619 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
620 (self-alignment-Y . 0)
622 (font-encoding . fetaDynamic)
623 (font-shape . italic)
624 (avoid-slur . around)
625 (extra-spacing-width . (+inf.0 . -inf.0))
626 (outside-staff-priority . 250)
627 (meta . ((class . Item)
628 (interfaces . (font-interface
630 self-alignment-interface
632 script-interface))))))
636 (stencil . ,ly:dynamic-text-spanner::print)
638 ;; rather ugh with NCSB
639 ;; (font-series . bold)
640 (font-shape . italic)
641 (style . dashed-line)
643 ;; need to blend with dynamic texts.
645 (bound-padding . 0.75)
646 (dash-fraction . 0.2)
648 (meta . ((class . Spanner)
649 (interfaces . (font-interface
651 line-spanner-interface
653 dynamic-text-spanner-interface
654 spanner-interface))))))
660 ;; sync with TextScript (?)
663 (avoid-slur . around)
665 (staff-padding . 0.5)
666 (self-alignment-X . 0)
667 (self-alignment-Y . 0)
668 (script-priority . 100)
669 (stencil . ,ly:text-interface::print)
670 (direction . ,ly:script-interface::calc-direction)
671 (text . ,fingering::calc-text)
672 (font-encoding . fetaNumber)
673 (font-size . -5) ; don't overlap when next to heads.
674 (meta . ((class . Item)
675 (interfaces . (finger-interface
677 text-script-interface
679 side-position-interface
680 self-alignment-interface
683 . ((stencil . ,fret-board::calc-stencil)
684 (finger-code . below-string)
685 (meta . ((class . Item)
686 (interfaces . (fret-diagram-interface
694 (zigzag-width . 0.75)
697 (stencil . ,ly:line-spanner::print)
698 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
699 (meta . ((class . Spanner)
700 (interfaces . (line-interface
701 unbreakable-spanner-interface
702 line-spanner-interface))))))
706 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
707 (spacing-increment . 0.8)
708 (shortest-duration-space . 1.6)
709 (meta . ((class . Spanner)
710 (interfaces . (grace-spacing-interface
712 spacing-options-interface
713 spanner-interface))))))
718 (meta . ((class . Item)
719 (interfaces . (grid-point-interface))))))
723 (X-extent . ,ly:grid-line-interface::width)
724 (stencil . ,ly:grid-line-interface::print)
725 (self-alignment-X . ,CENTER)
726 (X-offset . ,(ly:make-simple-closure
727 `(,+ ,(ly:make-simple-closure
728 (list ly:self-alignment-interface::centered-on-x-parent))
729 ,(ly:make-simple-closure
730 (list ly:self-alignment-interface::x-aligned-on-self)))))
732 (meta . ((class . Item)
733 (interfaces . (self-alignment-interface
734 grid-line-interface))))))
738 (stencil . ,ly:hairpin::print)
739 (springs-and-rods . ,ly:spanner::set-spacing-rods)
740 (after-line-breaking . ,ly:hairpin::after-line-breaking)
741 (grow-direction . ,hairpin::calc-grow-direction)
745 (minimum-length . 2.0)
746 (bound-padding . 1.0)
747 (self-alignment-Y . 0)
748 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
749 (meta . ((class . Spanner)
750 (interfaces . (hairpin-interface
752 self-alignment-interface
754 spanner-interface))))))
759 (stencil . ,ly:horizontal-bracket::print)
760 (Y-offset . ,ly:side-position-interface::y-aligned-side)
761 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
764 (staff-padding . 0.2)
767 (bracket-flare . (0.5 . 0.5))
768 (meta . ((class . Spanner)
769 (interfaces . (horizontal-bracket-interface
770 side-position-interface
772 spanner-interface))))))
776 (stencil . ,ly:system-start-text::print)
777 (X-offset . ,ly:side-position-interface::x-aligned-side)
779 (self-alignment-Y . ,CENTER)
780 (meta . ((class . Spanner)
781 (interfaces . (system-start-text-interface
782 side-position-interface
788 (stencil . ,ly:text-interface::print)
789 (Y-offset . ,ly:side-position-interface::y-aligned-side)
790 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
793 (self-alignment-X . ,CENTER)
794 (meta . ((class . Item)
795 (interfaces . (system-start-text-interface
796 side-position-interface
801 (stencil . ,ly:key-signature-interface::print)
802 (glyph-name-alist . ,cancellation-glyph-name-alist)
804 (time-signature . (extra-space . 1.25))
805 (staff-bar . (extra-space . 0.6))
806 (key-signature . (extra-space . 0.5))
807 (right-edge . (extra-space . 0.5))
808 (first-note . (fixed-space . 2.5))))
809 (Y-offset . ,ly:staff-symbol-referencer::callback)
810 (break-align-symbol . key-cancellation)
811 (break-visibility . ,begin-of-line-invisible)
813 (meta . ((class . Item)
814 (interfaces . (key-cancellation-interface
815 key-signature-interface
817 break-aligned-interface))))))
820 (stencil . ,ly:key-signature-interface::print)
821 (avoid-slur . inside)
822 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
824 (time-signature . (extra-space . 1.15))
825 (staff-bar . (extra-space . 1.1))
826 (right-edge . (extra-space . 0.5))
827 (first-note . (fixed-space . 2.5))))
828 (Y-offset . ,ly:staff-symbol-referencer::callback)
829 (break-align-symbol . key-signature)
830 (break-visibility . ,begin-of-line-visible)
832 (meta . ((class . Item)
833 (interfaces . (key-signature-interface
835 break-aligned-interface))))))
840 (stencil . ,ly:tie::print)
841 (control-points . ,ly:semi-tie::calc-control-points)
842 (direction . ,ly:tie::calc-direction)
843 (details . ((ratio . 0.333)
844 (height-limit . 1.0)))
845 (head-direction . ,LEFT)
847 (meta . ((class . Item)
848 (interfaces . (semi-tie-interface))
852 (LaissezVibrerTieColumn
856 (head-direction . ,LEFT)
857 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
858 (meta . ((class . Item)
859 (interfaces . (semi-tie-column-interface))
865 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
866 (stencil . ,ly:ledger-line-spanner::print)
869 (minimum-length-fraction . 0.25)
870 (length-fraction . 0.25)
872 (meta . ((class . Spanner)
873 (interfaces . (ledger-line-spanner-interface))))))
877 (break-align-symbol . left-edge)
880 (break-visibility . ,center-invisible)
882 (custos . (extra-space . 0.0))
883 (ambitus . (extra-space . 2.0))
884 (time-signature . (extra-space . 1.0))
885 (staff-bar . (extra-space . 0.0))
886 (breathing-sign . (minimum-space . 0.0))
887 (clef . (extra-space . 0.8))
888 (first-note . (fixed-space . 2.0))
889 (right-edge . (extra-space . 0.0))
890 (key-signature . (extra-space . 0.0))
891 (key-cancellation . (extra-space . 0.0))
893 (meta . ((class . Item)
894 (interfaces . (break-aligned-interface))))))
898 ;; ugh. A ligature bracket is totally different from
903 (edge-height . (0.7 . 0.7))
904 (shorten-pair . (-0.2 . -0.2))
906 (positions . ,ly:tuplet-bracket::calc-positions)
907 (stencil . ,ly:tuplet-bracket::print)
908 (staff-padding . 0.25)
909 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
910 (control-points . ,ly:tuplet-bracket::calc-control-points)
911 (meta . ((class . Spanner)
912 (interfaces . (line-interface
913 tuplet-bracket-interface))))))
918 (stencil . ,ly:lyric-extender::print)
919 (thickness . 0.8) ; line-thickness
920 (minimum-length . 1.5)
922 (meta . ((class . Spanner)
923 (interfaces . (lyric-interface
924 lyric-extender-interface))))))
932 (minimum-length . 0.3)
933 (minimum-distance . 0.1)
935 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
936 (stencil . ,ly:lyric-hyphen::print)
938 (meta . ((class . Spanner)
939 (interfaces . (lyric-interface
941 lyric-hyphen-interface
942 spanner-interface))))))
945 . ((minimum-distance . 0.45)
946 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
950 (meta . ((class . Spanner)
951 (interfaces . (spanner-interface
952 lyric-hyphen-interface spacing-interface))
958 (stencil . ,lyric-text::print)
959 (text . ,(grob::calc-property-by-copy 'text))
960 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
961 (self-alignment-X . 0)
963 (font-series . bold-narrow)
965 (meta . ((class . Item)
966 (interfaces . (rhythmic-grob-interface
967 lyric-syllable-interface
968 self-alignment-interface
975 (Y-offset . ,ly:side-position-interface::y-aligned-side)
977 (stencil . ,ly:measure-grouping::print)
983 (meta . ((class . Spanner)
984 (interfaces . (side-position-interface
985 measure-grouping-interface))))))
989 (neutral-direction . ,DOWN)
990 (meta . ((class . Item)
991 (interfaces . (melody-spanner-interface spacing-interface))))))
996 (stencil . ,ly:mensural-ligature::print)
997 (meta . ((class . Spanner)
998 (interfaces . (mensural-ligature-interface
1003 (stencil . ,ly:text-interface::print)
1004 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1008 (outside-staff-priority . 1000)
1009 (meta . ((class . Item)
1010 (interfaces . (text-interface
1011 side-position-interface
1013 metronome-mark-interface))))))
1018 (stencil . ,ly:multi-measure-rest::print)
1019 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1020 (Y-offset . ,ly:staff-symbol-referencer::callback)
1021 (staff-position . 0)
1023 (thick-thickness . 6.6)
1024 (hair-thickness . 2.0)
1026 (meta . ((class . Spanner)
1027 (interfaces . (multi-measure-rest-interface
1028 multi-measure-interface
1031 staff-symbol-referencer-interface))))))
1034 (MultiMeasureRestNumber
1036 (bound-padding . 2.0)
1037 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1038 (stencil . ,ly:text-interface::print)
1039 (X-offset . ,(ly:make-simple-closure
1040 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1041 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1042 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1044 (self-alignment-X . 0)
1047 (staff-padding . 0.4)
1048 (font-encoding . fetaNumber)
1049 (meta . ((class . Spanner)
1050 (interfaces . (side-position-interface
1051 multi-measure-interface
1052 self-alignment-interface
1057 (MultiMeasureRestText
1059 (stencil . ,ly:text-interface::print)
1060 (X-offset . ,(ly:make-simple-closure
1061 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1062 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1064 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1065 (self-alignment-X . 0)
1068 (staff-padding . 0.25)
1069 (meta . ((class . Spanner)
1070 (interfaces . (side-position-interface
1071 multi-measure-interface
1072 self-alignment-interface
1074 text-interface))))))
1076 (NonMusicalPaperColumn
1078 (allow-loose-spacing . #t)
1080 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1081 (X-extent . ,ly:axis-group-interface::width)
1082 ;; (stencil . ,ly:paper-column::print)
1085 (line-break-permission . allow)
1086 (page-break-permission . allow)
1088 ;; debugging stuff: print column number.
1089 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1091 (meta . ((class . Paper_column)
1092 (interfaces . (paper-column-interface
1093 axis-group-interface
1094 spaceable-grob-interface))))))
1099 (X-extent . ,ly:axis-group-interface::width)
1100 (Y-extent . ,ly:axis-group-interface::height)
1101 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1102 (meta . ((class . Item)
1103 (interfaces . (note-collision-interface
1104 axis-group-interface))))))
1109 (X-extent . ,ly:axis-group-interface::width)
1110 (Y-extent . ,ly:axis-group-interface::height)
1111 (meta . ((class . Item)
1112 (interfaces . (axis-group-interface
1113 note-column-interface))))))
1117 (stencil . ,ly:note-head::print)
1118 (duration-log . ,note-head::calc-duration-log)
1119 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1120 (glyph-name . ,note-head::calc-glyph-name)
1121 (Y-offset . ,ly:staff-symbol-referencer::callback)
1122 (X-offset . ,ly:note-head::stem-x-shift)
1123 (meta . ((class . Item)
1124 (interfaces . (rhythmic-grob-interface
1125 rhythmic-head-interface
1129 staff-symbol-referencer-interface))))))
1133 (stem-spacing-correction . 0.5)
1134 (same-direction-correction . 0.25)
1135 ;; Changed this from 0.75.
1136 ;; If you ever change this back, please document! --hwn
1137 (knee-spacing-correction . 1.0)
1138 (meta . ((class . Item)
1139 (interfaces . (spacing-interface
1140 note-spacing-interface))))))
1144 (stencil . ,ly:text-interface::print)
1145 (meta . ((class . Item)
1146 (interfaces . (note-name-interface
1148 font-interface))))))
1152 (self-alignment-X . 0)
1153 (break-visibility . ,begin-of-line-visible)
1154 (X-offset . ,(ly:make-simple-closure
1155 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1156 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1158 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1159 (stencil . ,ly:text-interface::print)
1160 (font-shape . italic)
1161 (staff-padding . 0.2)
1163 (meta . ((class . Item)
1164 (interfaces . (text-interface
1165 self-alignment-interface
1166 side-position-interface
1167 font-interface))))))
1171 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1172 (stencil . ,ly:ottava-bracket::print)
1173 (font-shape . italic)
1174 (shorten-pair . (0.0 . -0.6))
1175 (staff-padding . 1.0)
1177 (minimum-length . 1.0)
1178 (dash-fraction . 0.3)
1179 (edge-height . (0 . 1.2))
1181 (outside-staff-priority . 400)
1182 (meta . ((class . Spanner)
1183 (interfaces . (ottava-bracket-interface
1184 horizontal-bracket-interface
1186 side-position-interface
1188 text-interface))))))
1193 (allow-loose-spacing . #t)
1194 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1195 ;; (stencil . ,ly:paper-column::print)
1196 (X-extent . ,ly:axis-group-interface::width)
1199 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1200 (meta . ((class . Paper_column)
1201 (interfaces . (paper-column-interface
1202 axis-group-interface
1203 spaceable-grob-interface))))))
1206 . ((stencil . ,parentheses-item::print)
1207 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1210 (meta . ((class . Item)
1211 (interfaces . (parentheses-interface font-interface))))
1214 (HarmonicParenthesesItem
1215 . ((stencil . ,parentheses-item::print)
1217 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1218 (meta . ((class . Item)
1219 (interfaces . (parentheses-interface font-interface))))
1223 . ((details . ,default-slur-details)
1224 (control-points . ,ly:slur::calc-control-points)
1225 (direction . ,ly:slur::calc-direction)
1226 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1227 (Y-extent . ,ly:slur::height)
1228 (stencil . ,ly:slur::print)
1230 (minimum-length . 1.5)
1231 (height-limit . 2.0)
1233 (meta . ((class . Spanner)
1234 (interfaces . (slur-interface))))))
1240 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1241 (stencil . ,ly:multi-measure-rest::percent)
1244 (font-encoding . fetaMusic)
1245 (meta . ((class . Spanner)
1246 (interfaces . (multi-measure-rest-interface
1248 percent-repeat-item-interface))))))
1249 (PercentRepeatCounter
1251 (stencil . ,ly:text-interface::print)
1252 (X-offset . ,(ly:make-simple-closure
1253 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1254 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1255 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1256 (self-alignment-X . 0)
1259 (staff-padding . 0.25)
1261 (font-encoding . fetaNumber)
1262 (meta . ((class . Spanner)
1263 (interfaces . (side-position-interface
1264 self-alignment-interface
1265 percent-repeat-item-interface
1267 text-interface))))))
1269 ;; an example of a text spanner
1272 (stencil . ,ly:piano-pedal-bracket::print)
1274 (bound-padding . 1.0)
1276 (bracket-flare . (0.5 . 0.5))
1277 (edge-height . (1.0 . 1.0))
1278 (shorten-pair . (0.0 . 0.0))
1280 (meta . ((class . Spanner)
1281 (interfaces . (line-interface
1282 piano-pedal-interface
1283 piano-pedal-bracket-interface))))))
1287 (stencil . ,ly:text-interface::print)
1288 (X-offset . ,(ly:make-simple-closure
1290 ,(ly:make-simple-closure
1291 (list ly:break-alignable-interface::self-align-callback))
1292 ,(ly:make-simple-closure
1293 (list ly:self-alignment-interface::x-aligned-on-self)))))
1295 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1296 (self-alignment-X . 0)
1301 (break-visibility . ,end-of-line-invisible)
1302 (break-align-symbol . clef)
1304 (outside-staff-priority . 1500)
1305 (meta . ((class . Item)
1306 (interfaces . (text-interface
1307 side-position-interface
1308 break-alignable-interface
1311 self-alignment-interface))))))
1315 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1318 (meta . ((class . Item)
1319 (interfaces . (rhythmic-grob-interface
1320 percent-repeat-item-interface))))))
1324 (stencil . ,ly:tie::print)
1325 (control-points . ,ly:semi-tie::calc-control-points)
1326 (direction . ,ly:tie::calc-direction)
1327 (details . ((ratio . 0.333)
1328 (height-limit . 1.0)))
1330 (head-direction . ,RIGHT)
1331 (meta . ((class . Item)
1332 (interfaces . (semi-tie-interface))
1340 (direction . ,ly:tie::calc-direction)
1341 (head-direction . ,RIGHT)
1343 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1344 (meta . ((class . Item)
1345 (interfaces . (semi-tie-column-interface))
1351 (stencil . ,ly:rest::print)
1352 (duration-log . ,stem::calc-duration-log)
1353 (X-extent . ,ly:rest::width)
1354 (Y-extent . ,ly:rest::height)
1355 (Y-offset . ,ly:rest::y-offset-callback)
1356 (minimum-distance . 0.25)
1357 (meta . ((class . Item)
1358 (interfaces . (font-interface
1359 rhythmic-head-interface
1360 rhythmic-grob-interface
1361 staff-symbol-referencer-interface
1362 rest-interface))))))
1366 (minimum-distance . 0.75)
1367 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1368 (meta . ((class . Item)
1369 (interfaces . (rest-collision-interface))))))
1373 ;; don't set direction here: it breaks staccato.
1375 ;; padding set in script definitions.
1376 (staff-padding . 0.25)
1377 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
1378 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1381 (stencil . ,ly:script-interface::print)
1382 (direction . ,ly:script-interface::calc-direction)
1383 (font-encoding . fetaMusic)
1384 (meta . ((class . Item)
1385 (interfaces . (script-interface
1386 side-position-interface
1387 font-interface))))))
1391 (before-line-breaking . ,ly:script-column::before-line-breaking)
1392 (meta . ((class . Item)
1393 (interfaces . (script-column-interface))))))
1396 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1397 (meta . ((class . Item)
1398 (interfaces . (script-column-interface))))))
1402 (avoid-slur . inside)
1403 (X-extent . ,ly:axis-group-interface::width)
1404 (Y-extent . ,ly:axis-group-interface::height)
1405 (skylines . ,ly:separation-item::calc-skylines)
1406 (meta . ((class . Item)
1407 (interfaces . (spacing-interface
1408 separation-item-interface))))))
1410 (SeparatingGroupSpanner
1412 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1413 (meta . ((class . Spanner)
1414 (interfaces . (only-prebreak-interface
1416 separating-group-spanner-interface))))))
1419 . ((details . ,default-slur-details)
1420 (control-points . ,ly:slur::calc-control-points)
1421 (direction . ,ly:slur::calc-direction)
1422 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1423 (Y-extent . ,ly:slur::height)
1424 (stencil . ,ly:slur::print)
1426 (line-thickness . 0.8)
1427 (minimum-length . 1.5)
1428 (height-limit . 2.0)
1430 (avoid-slur . inside)
1431 (meta . ((class . Spanner)
1432 (interfaces . (slur-interface))))))
1436 (stencil . ,ly:text-interface::print)
1437 (direction . ,RIGHT)
1438 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1439 (extra-spacing-width . (+inf.0 . -inf.0))
1440 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1441 (font-shape . italic)
1442 (self-alignment-X . 0)
1443 (meta . ((class . Item)
1444 (interfaces . (text-interface
1445 self-alignment-interface
1446 piano-pedal-script-interface
1447 font-interface))))))
1449 (SostenutoPedalLineSpanner
1452 (Y-extent . ,ly:axis-group-interface::height)
1453 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1455 (staff-padding . 1.0)
1457 (minimum-space . 1.0)
1459 (meta . ((class . Spanner)
1460 (interfaces . (piano-pedal-interface
1461 axis-group-interface
1462 side-position-interface))))))
1465 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1466 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1467 (average-spacing-wishes . #t)
1468 (shortest-duration-space . 2.0)
1469 (spacing-increment . 1.2)
1471 (base-shortest-duration . ,(ly:make-moment 3 16))
1472 (meta . ((class . Spanner)
1473 (interfaces . (spacing-interface
1474 spacing-options-interface
1475 spacing-spanner-interface))))))
1479 (break-align-symbol . staff-bar)
1483 (stencil . ,ly:span-bar::print)
1484 (bar-size . ,ly:span-bar::calc-bar-size)
1485 (X-extent . ,ly:span-bar::width)
1486 (glyph-name . ,ly:span-bar::calc-glyph-name)
1487 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1492 ;; Ross. page 151 lists other values, we opt for a leaner look
1496 (hair-thickness . 1.6)
1497 (thick-thickness . 6.0)
1498 (meta . ((class . Item)
1499 (interfaces . (span-bar-interface
1501 bar-line-interface))))))
1505 (stencil . ,ly:text-interface::print)
1506 (font-series . bold)
1508 (X-offset . ,ly:side-position-interface::x-aligned-side)
1511 (meta . ((class . Item)
1512 (interfaces . (side-position-interface
1513 stanza-number-interface
1515 font-interface))))))
1521 (stem-spacing-correction . 0.4)
1522 (meta . ((class . Item)
1523 (interfaces . (spacing-interface
1524 staff-spacing-interface))))))
1529 (Y-extent . ,ly:staff-symbol::height)
1530 (stencil . ,ly:staff-symbol::print)
1532 (ledger-line-thickness . (1.0 . 0.1))
1534 (meta . ((class . Spanner)
1535 (interfaces . (staff-symbol-interface))))))
1539 (direction . ,ly:stem::calc-direction)
1540 (duration-log . ,stem::calc-duration-log)
1541 (default-direction . ,ly:stem::calc-default-direction)
1542 (stem-end-position . ,ly:stem::calc-stem-end-position)
1544 (neutral-direction . ,DOWN)
1545 (stem-info . ,ly:stem::calc-stem-info)
1546 (positioning-done . ,ly:stem::calc-positioning-done)
1547 (stencil . ,ly:stem::print)
1548 (X-extent . ,ly:stem::width)
1549 (Y-extent . ,ly:stem::height)
1550 (length . ,ly:stem::calc-length)
1554 ;; 3.5 (or 3 measured from note head) is standard length
1555 ;; 32nd, 64th flagged stems should be longer
1556 (lengths . (3.5 3.5 3.5 4.5 5.0))
1558 ;; FIXME. 3.5 yields too long beams (according to Ross and
1559 ;; looking at Baerenreiter examples) for a number of common
1560 ;; boundary cases. Subtracting half a beam thickness fixes
1561 ;; this, but the bug may well be somewhere else.
1563 ;; FIXME this should come from 'lengths
1564 (beamed-lengths . (3.26 3.5 3.6))
1566 ;; The 'normal' minima
1567 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1568 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1570 ;; The 'extreme case' minima
1571 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1573 ;; Stems in unnatural (forced) direction should be shortened by
1574 ;; one staff space, according to [Roush & Gourlay].
1575 ;; Flagged stems we shorten only half a staff space.
1576 (stem-shorten . (1.0 0.5))
1580 ;; We use the normal minima as minimum for the ideal lengths,
1581 ;; and the extreme minima as abolute minimum length.
1583 (X-offset . ,ly:stem::offset-callback)
1584 (Y-offset . ,ly:staff-symbol-referencer::callback)
1585 (meta . ((class . Item)
1586 (interfaces . (stem-interface
1587 font-interface))))))
1591 (Y-extent . ,ly:stem-tremolo::height)
1592 (stencil . ,ly:stem-tremolo::print)
1594 (slope . ,ly:stem-tremolo::calc-slope)
1595 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1596 (style . ,ly:stem-tremolo::calc-style)
1597 (beam-thickness . 0.48) ; staff-space
1598 (meta . ((class . Item)
1599 (interfaces . (stem-tremolo-interface))))))
1603 (stencil . ,print-circled-text-callback)
1604 (text . ,string-number::calc-text)
1606 (staff-padding . 0.5)
1607 (self-alignment-X . 0)
1608 (self-alignment-Y . 0)
1609 (script-priority . 100)
1610 (font-encoding . fetaNumber)
1611 (font-size . -5) ; don't overlap when next to heads.
1612 (meta . ((class . Item)
1613 (interfaces . (string-number-interface
1615 text-script-interface
1617 side-position-interface
1618 self-alignment-interface
1623 (stencil . ,ly:text-interface::print)
1624 (text . ,stroke-finger::calc-text)
1625 (digit-names . #("p" "i" "m" "a" "x"))
1627 (staff-padding . 0.5)
1628 (self-alignment-X . 0)
1629 (self-alignment-Y . 0)
1630 (script-priority . 100)
1631 (font-shape . italic)
1632 (font-size . -4) ; don't overlap when next to heads.
1633 (meta . ((class . Item)
1634 (interfaces . (stroke-finger-interface
1636 text-script-interface
1638 side-position-interface
1639 self-alignment-interface
1645 (extra-spacing-width . (+inf.0 . -inf.0))
1646 (stencil . ,ly:sustain-pedal::print)
1647 (self-alignment-X . 0)
1648 (direction . ,RIGHT)
1649 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1650 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1651 (meta . ((class . Item)
1652 (interfaces . (piano-pedal-interface
1653 text-spanner-interface
1654 line-spanner-interface
1656 self-alignment-interface
1657 piano-pedal-script-interface
1658 font-interface))))))
1660 (SustainPedalLineSpanner
1663 (Y-extent . ,ly:axis-group-interface::height)
1664 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1667 (staff-padding . 1.2)
1668 (minimum-space . 1.0)
1670 (meta . ((class . Spanner)
1671 (interfaces . (piano-pedal-interface
1672 axis-group-interface
1673 side-position-interface))))))
1678 (X-extent . ,ly:axis-group-interface::width)
1679 (Y-extent . ,ly:axis-group-interface::height)
1680 (skylines . ,ly:axis-group-interface::calc-skylines)
1681 (skyline-horizontal-padding . 1.0)
1682 (meta . ((class . System)
1683 (interfaces . (system-interface
1684 axis-group-interface))))))
1690 (stencil . ,ly:system-start-delimiter::print)
1691 (collapse-height . 5.0)
1692 (X-offset . ,ly:side-position-interface::x-aligned-side)
1694 (font-encoding . fetaBraces)
1696 (meta . ((class . Spanner)
1697 (interfaces . (system-start-delimiter-interface
1698 side-position-interface
1699 font-interface))))))
1705 (X-offset . ,ly:side-position-interface::x-aligned-side)
1707 (stencil . ,ly:system-start-delimiter::print)
1708 (style . line-bracket)
1710 (meta . ((class . Spanner)
1711 (interfaces . (font-interface
1712 side-position-interface
1713 system-start-delimiter-interface))))))
1718 (X-offset . ,ly:side-position-interface::x-aligned-side)
1720 (stencil . ,ly:system-start-delimiter::print)
1722 (collapse-height . 5.0)
1724 (meta . ((class . Spanner)
1725 (interfaces . (font-interface
1726 side-position-interface
1727 system-start-delimiter-interface))))))
1734 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1735 (X-offset . ,ly:side-position-interface::x-aligned-side)
1739 (stencil . ,ly:system-start-delimiter::print)
1740 (meta . ((class . Spanner)
1741 (interfaces . (side-position-interface
1742 system-start-delimiter-interface))))))
1746 (stencil . ,ly:text-interface::print)
1747 (Y-offset . ,ly:staff-symbol-referencer::callback)
1748 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1751 (stem-attachment . (0.0 . 1.35))
1752 (font-series . bold)
1753 (meta . ((class . Item)
1755 . (rhythmic-head-interface
1756 font-interface rhythmic-grob-interface
1758 staff-symbol-referencer-interface
1759 text-interface))))))
1763 (extra-spacing-width . (+inf.0 . -inf.0))
1764 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1765 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1769 ;; sync with Fingering ?
1771 (staff-padding . 0.5)
1773 (stencil . ,ly:text-interface::print)
1774 (direction . ,ly:script-interface::calc-direction)
1776 (outside-staff-priority . 450)
1777 (avoid-slur . around)
1778 (slur-padding . 0.5)
1779 (script-priority . 200)
1780 ;; todo: add X self alignment?
1781 (meta . ((class . Item)
1782 (interfaces . (text-script-interface
1784 side-position-interface
1785 font-interface))))))
1789 (stencil . ,ly:text-spanner::print)
1790 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1791 (font-shape . italic)
1792 (style . dashed-line)
1793 (staff-padding . 0.8)
1794 (dash-fraction . 0.2)
1798 (outside-staff-priority . 350)
1799 (meta . ((class . Spanner)
1800 (interfaces . (text-spanner-interface
1801 line-spanner-interface
1802 side-position-interface
1803 font-interface))))))
1807 (control-points . ,ly:tie::calc-control-points)
1808 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1809 (avoid-slur . inside)
1810 (direction . ,ly:tie::calc-direction)
1811 (stencil . ,ly:tie::print)
1814 ;; for a full list, see tie-details.cc
1816 (center-staff-line-clearance . 0.6)
1817 (tip-staff-line-clearance . 0.45)
1818 (note-head-gap . 0.2)
1820 (height-limit . 1.0)
1821 (horizontal-distance-penalty-factor . 10)
1822 (min-length-penalty-factor . 20)
1823 (tie-tie-collision-distance . 0.45)
1824 (tie-tie-collision-penalty . 25.0)
1825 (intra-space-threshold . 1.25)
1826 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1827 (outer-tie-length-symmetry-penalty-factor . 10)
1828 (outer-tie-vertical-gap . 0.25)
1829 (multi-tie-region-size . 1)
1830 (between-length-limit . 1.0)))
1833 (line-thickness . 0.8)
1834 (meta . ((class . Spanner)
1835 (interfaces . (tie-interface))))
1840 (positioning-done . ,ly:tie-column::calc-positioning-done)
1841 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1844 (meta . ((class . Spanner)
1845 (interfaces . (tie-column-interface))))))
1849 (stencil . ,ly:time-signature::print)
1850 (break-align-symbol . time-signature)
1851 (break-visibility . ,all-visible)
1852 (avoid-slur . inside)
1854 (first-note . (fixed-space . 2.0))
1855 (right-edge . (extra-space . 0.5))
1856 (staff-bar . (minimum-space . 2.0))))
1859 (meta . ((class . Item)
1860 (interfaces . (time-signature-interface
1861 break-aligned-interface
1862 font-interface))))))
1866 (stencil . ,ly:dynamic-text-spanner::print)
1867 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1870 (staff-padding . 1.0)
1873 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1875 (outside-staff-priority . 50)
1876 (meta . ((class . Spanner)
1877 (interfaces . (text-spanner-interface
1878 line-spanner-interface
1879 side-position-interface
1880 font-interface))))))
1882 (TrillPitchAccidental
1883 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1888 (stencil . ,ly:accidental-interface::print)
1889 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1890 (meta . ((class . Item)
1891 (interfaces . (trill-pitch-accidental-interface
1892 accidental-interface
1893 side-position-interface
1894 font-interface))))))
1897 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1900 (stencil . ,parenthesize-elements)
1901 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1902 (direction . ,RIGHT)
1905 (meta . ((class . Item)
1906 (interfaces . (side-position-interface
1907 parentheses-interface
1909 rhythmic-head-interface
1911 axis-group-interface))))))
1915 (stencil . ,ly:note-head::print)
1917 (Y-offset . ,ly:staff-symbol-referencer::callback)
1919 (meta . ((class . Item)
1920 (interfaces . (rhythmic-head-interface
1922 pitched-trill-interface
1924 staff-symbol-referencer-interface))))))
1930 (edge-height . (0.7 . 0.7))
1931 (shorten-pair . (-0.2 . -0.2))
1932 (staff-padding . 0.25)
1933 (direction . ,ly:tuplet-bracket::calc-direction)
1934 (positions . ,ly:tuplet-bracket::calc-positions)
1935 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1936 (control-points . ,ly:tuplet-bracket::calc-control-points)
1937 (stencil . ,ly:tuplet-bracket::print)
1939 (meta . ((class . Spanner)
1940 (interfaces . (line-interface
1941 tuplet-bracket-interface))))))
1945 (stencil . ,ly:tuplet-number::print)
1946 (text . ,tuplet-number::calc-denominator-text)
1947 (font-shape . italic)
1949 (avoid-slur . inside)
1950 (meta . ((class . Spanner)
1951 (interfaces . (text-interface tuplet-number-interface
1952 font-interface))))))
1956 (stencil . ,ly:text-interface::print)
1957 (font-shape . italic)
1958 (extra-spacing-width . (+inf.0 . -inf.0))
1959 (self-alignment-X . 0)
1960 (direction . ,RIGHT)
1961 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1962 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1963 (meta . ((class . Item)
1964 (interfaces . (text-interface
1965 piano-pedal-script-interface
1966 self-alignment-interface
1967 font-interface))))))
1969 (UnaCordaPedalLineSpanner
1972 (Y-extent . ,ly:axis-group-interface::height)
1973 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1976 (staff-padding . 1.2)
1977 (minimum-space . 1.0)
1979 (meta . ((class . Spanner)
1980 (interfaces . (piano-pedal-interface
1981 axis-group-interface
1982 side-position-interface))))))
1988 (stencil . ,ly:vaticana-ligature::print)
1989 (meta . ((class . Spanner)
1990 (interfaces . (vaticana-ligature-interface
1991 font-interface))))))
1996 (positioning-done . ,ly:align-interface::calc-positioning-done)
1997 (after-line-breaking . ,ly:align-interface::stretch-after-break)
1998 (Y-extent . ,ly:axis-group-interface::height)
1999 (X-extent . ,ly:axis-group-interface::width)
2002 (skylines . ,ly:axis-group-interface::combine-skylines)
2003 (meta . ((class . Spanner)
2004 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2005 (interfaces . (align-interface
2006 axis-group-interface))))))
2010 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2011 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2012 (X-extent . ,ly:axis-group-interface::width)
2013 (skylines . ,ly:axis-group-interface::calc-skylines);
2014 (meta . ((class . Spanner)
2015 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2016 (interfaces . (axis-group-interface
2017 hara-kiri-group-spanner-interface
2018 vertically-spaceable-interface))))))
2023 (stencil . ,ly:volta-bracket-interface::print)
2026 (font-encoding . fetaNumber)
2027 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2029 (thickness . 1.6) ;; line-thickness
2030 (edge-height . (2.0 . 2.0)) ;; staff-space;
2033 (outside-staff-priority . 100)
2034 (meta . ((class . Spanner)
2035 (interfaces . (volta-bracket-interface
2036 horizontal-bracket-interface
2039 side-position-interface
2051 (stencil . ,ly:line-spanner::print)
2052 (after-line-breaking . ,ly:line-spanner::after-line-breaking)
2053 (meta . ((class . Spanner)
2054 (interfaces . (line-spanner-interface
2060 (define (completize-grob-entry x)
2061 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2063 ;; (display (car x))
2065 (let* ((name-sym (car x))
2066 (grob-entry (cdr x))
2067 (meta-entry (cdr (assoc 'meta grob-entry)))
2068 (class (cdr (assoc 'class meta-entry)))
2070 (cdr (assoc 'interfaces meta-entry))))
2074 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2075 ((eq? 'Spanner class)
2076 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2077 ((eq? 'Paper_column class)
2078 (set! ifaces-entry (cons 'item-interface
2079 (cons 'paper-column-interface ifaces-entry))))
2080 ((eq? 'System class)
2081 (set! ifaces-entry (cons 'system-interface
2082 (cons 'spanner-interface ifaces-entry))))
2084 (ly:warning "Unknown class ~a" class)))
2086 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2087 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2089 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2090 (set! meta-entry (assoc-set! meta-entry 'interfaces
2092 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2093 (cons name-sym grob-entry)))
2095 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2097 ;; (display (map pair? all-grob-descriptions))
2099 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2102 ;; (display (car x)) (newline)
2104 (set-object-property! (car x) 'translation-type? list?)
2105 (set-object-property! (car x) 'is-grob? #t))
2106 all-grob-descriptions)
2108 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2110 (define pure-print-callbacks
2114 ly:accidental-interface::print
2117 ly:text-interface::print
2118 ly:script-interface::print))
2120 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2121 (define (pure-stencil-height grob start stop)
2122 (let ((sten (ly:grob-property-data grob 'stencil)))
2125 (memq sten pure-print-callbacks))
2126 (ly:grob::stencil-height grob)
2129 (define pure-conversions-alist
2131 `(,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2132 `(,ly:stem::height . ,ly:stem::pure-height)
2133 `(,ly:rest::height . ,ly:rest::pure-height)
2134 `(,ly:grob::stencil-height . ,pure-stencil-height)
2135 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2136 `(,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2137 `(,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2138 `(,ly:slur::height . ,ly:slur::pure-height)
2139 `(,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2141 (define pure-functions
2143 ly:staff-symbol-referencer::callback
2144 ly:staff-symbol::height))
2146 (define-public (pure-relevant? grob)
2147 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2150 (pair? extent-callback)
2151 (memq extent-callback pure-functions)
2153 (pair? (assq extent-callback pure-conversions-alist))
2156 (not (eq? extent-callback ly:grob::stencil-height))
2157 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2158 (ly:stencil? (ly:grob-property-data grob 'stencil))
2162 (define-public (call-pure-function unpure args start end)
2163 (if (ly:simple-closure? unpure)
2164 (ly:eval-simple-closure (car args) unpure start end)
2165 (if (not (procedure? unpure))
2167 (if (memq unpure pure-functions)
2169 (let ((pure (assq unpure pure-conversions-alist)))
2173 (list (car args) start end)