1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
24 (alteration . ,accidental-interface::calc-alteration)
25 (stencil . ,ly:accidental-interface::print)
26 (Y-extent . ,ly:accidental-interface::height)
27 (meta . ((class . Item)
28 (interfaces . (accidental-interface
34 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
35 (alteration . ,accidental-interface::calc-alteration)
36 (stencil . ,ly:accidental-interface::print)
37 (Y-extent . ,ly:accidental-interface::height)
38 (meta . ((class . Item)
39 (interfaces . (accidental-interface
45 (stencil . ,ly:accidental-interface::print)
46 (Y-extent . ,ly:accidental-interface::height)
47 (X-offset . ,(ly:make-simple-closure
49 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent))
50 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
51 (self-alignment-X . ,CENTER)
53 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
54 (alteration . ,accidental-interface::calc-alteration)
55 (Y-offset . ,ly:side-position-interface::y-aligned-side)
57 (staff-padding . 0.25)
58 (outside-staff-priority . 0)
61 (meta . ((class . Item)
62 (interfaces . (side-position-interface
65 accidental-suggestion-interface
66 self-alignment-interface
73 ;; for horizontally stacked scripts.
74 (script-priority . -100)
77 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
78 (X-extent . ,ly:axis-group-interface::width)
80 ;; this is quite small, but it is very ugly to have
81 ;; accs closer to the previous note than to the next one.
82 (right-padding . 0.15)
83 (meta . ((class . Item)
84 (interfaces . (accidental-placement-interface))))))
89 (X-extent . ,ly:axis-group-interface::width)
90 (Y-extent . ,ly:axis-group-interface::height)
92 (clef . (extra-space . 0.5))
93 (key-signature . (extra-space . 0.0))
94 (staff-bar . (extra-space . 0.0))
95 (time-signature . (extra-space . 0.0))
96 (first-note . (fixed-space . 0.0))))
98 (break-align-symbol . ambitus)
99 (break-visibility . ,begin-of-line-visible)
100 (meta . ((class . Item)
101 (interfaces . (axis-group-interface
102 break-aligned-interface
103 ambitus-interface))))))
107 (stencil . ,ly:ambitus::print)
110 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
111 (meta . ((class . Item)
112 (interfaces . (ambitus-interface
113 staff-symbol-referencer-interface
117 (font-family . music)
119 (X-offset . ,ly:side-position-interface::x-aligned-side)
121 (stencil . ,ly:accidental-interface::print)
122 (Y-extent . ,ly:accidental-interface::height)
123 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
125 (meta . ((class . Item)
128 break-aligned-interface
129 side-position-interface
135 (stencil . ,ly:note-head::print)
136 (glyph-name . ,note-head::calc-glyph-name)
137 (Y-offset . ,ly:staff-symbol-referencer::callback)
138 (meta . ((class . Item)
139 (interfaces . (font-interface
142 staff-symbol-referencer-interface
143 rhythmic-head-interface
144 ledgered-interface))))))
147 . ((X-extent . ,ly:arpeggio::width)
148 (stencil . ,ly:arpeggio::print)
149 (Y-offset . ,ly:staff-symbol-referencer::callback)
150 (X-offset . ,ly:side-position-interface::x-aligned-side)
153 (script-priority . 0)
155 (staff-position . 0.0)
156 (cross-staff . ,ly:arpeggio::calc-cross-staff)
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)
178 (break-visibility . ,all-visible)
180 (stencil . ,ly:bar-line::print)
181 (glyph-name . ,bar-line::calc-glyph-name)
182 (bar-size . ,ly:bar-line::calc-bar-size)
185 (time-signature . (extra-space . 0.75))
186 (custos . (minimum-space . 2.0))
187 (clef . (minimum-space . 1.0))
188 (key-signature . (extra-space . 1.0))
189 (key-cancellation . (extra-space . 1.0))
190 (first-note . (fixed-space . 1.3))
191 (next-note . (semi-fixed-space . 0.9))
192 (right-edge . (extra-space . 0.0))))
195 ;; Ross. page 151 lists other values, we opt for a leaner look
198 ;; kern should scale with line-thickness too.
201 (hair-thickness . 1.9)
202 (thick-thickness . 6.0)
203 (meta . ((class . Item)
204 (interfaces . (bar-line-interface
205 break-aligned-interface
210 (stencil . ,ly:text-interface::print)
212 (break-visibility . ,begin-of-line-visible)
215 (font-family . roman)
217 (Y-offset . ,ly:side-position-interface::y-aligned-side)
219 (X-offset . ,(ly:make-simple-closure
221 ,(ly:make-simple-closure
222 (list ly:break-alignable-interface::self-align-callback))
223 ,(ly:make-simple-closure
224 (list ly:self-alignment-interface::x-aligned-on-self)))))
226 (self-alignment-X . 1)
228 ;; want the bar number before the clef at line start.
229 (break-align-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 (vertical-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)
323 (cross-staff . ,ly:beam::calc-cross-staff)
325 (details . ((hint-direction-penalty . 20)))
326 ;; TODO: should be in SLT.
327 (thickness . 0.48) ; in staff-space
328 (neutral-direction . ,DOWN)
330 ;; Whe have some unreferenced problems here.
332 ;; If we shorten beamed stems less than normal stems (1 staff-space),
333 ;; or high order less than 8th beams, patterns like
334 ;; c''4 [c''8 c''] c''4 [c''16 c]
335 ;; are ugly (different stem lengths).
337 ;; But if we shorten 16th beams as much as 8th beams, a single
338 ;; forced 16th beam looks *very* short.
340 ;; We choose to shorten 8th beams the same as single stems,
341 ;; and high order beams less than 8th beams, so that all
342 ;; isolated shortened beams look nice and a bit shortened,
343 ;; sadly possibly breaking patterns with high order beams.
344 (beamed-stem-shorten . (1.0 0.5 0.25))
346 (auto-knee-gap . 5.5)
348 ;; only for debugging.
349 (font-family . roman)
350 (meta . ((class . Spanner)
351 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
352 (interfaces . (staff-symbol-referencer-interface
353 unbreakable-spanner-interface
358 (stencil . ,bend::print)
360 (meta . ((class . Spanner)
361 (interfaces . (spanner-interface
362 bend-after-interface))))))
368 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
369 (X-extent . ,ly:axis-group-interface::width)
370 (break-align-orders . ;; end of line
392 time-signature custos)
406 (meta . ((class . Item)
407 (interfaces . (break-alignment-interface
408 axis-group-interface))))))
413 (X-extent . ,ly:axis-group-interface::width)
414 (meta . ((class . Item)
415 (interfaces . (break-aligned-interface
416 axis-group-interface))))))
420 (break-align-symbol . breathing-sign)
423 (ambitus . (extra-space . 2.0))
424 (custos . (minimum-space . 1.0))
425 (key-signature . (minimum-space . 1.5))
426 (time-signature . (minimum-space . 1.5))
427 (staff-bar . (minimum-space . 1.5))
428 (clef . (minimum-space . 2.0))
429 (first-note . (fixed-space . 1.0)) ;huh?
430 (right-edge . (extra-space . 0.1))))
431 (stencil . ,ly:text-interface::print)
432 (text . ,(make-musicglyph-markup "scripts.rcomma"))
433 (Y-offset . ,ly:breathing-sign::offset-callback)
434 (break-visibility . ,begin-of-line-invisible)
435 (meta . ((class . Item)
436 (interfaces . (break-aligned-interface
437 breathing-sign-interface
443 (stencil . ,ly:clef::print)
444 (glyph-name . ,ly:clef::calc-glyph-name)
446 (avoid-slur . inside)
447 (font-family . music)
448 (break-align-symbol . clef)
449 (break-visibility . ,begin-of-line-visible)
450 (space-alist . ((ambitus . (extra-space . 2.0))
451 (staff-bar . (extra-space . 0.7))
452 (key-cancellation . (minimum-space . 3.5))
453 (key-signature . (minimum-space . 3.5))
454 (time-signature . (minimum-space . 4.2))
455 (first-note . (minimum-fixed-space . 5.0))
456 (next-note . (extra-space . 0.5))
457 (right-edge . (extra-space . 0.5))))
458 (Y-offset . ,ly:staff-symbol-referencer::callback)
459 (meta . ((class . Item)
460 (interfaces . (clef-interface
461 staff-symbol-referencer-interface
463 break-aligned-interface))))))
465 (ClusterSpannerBeacon
467 (Y-extent . ,ly:cluster-beacon::height)
468 (meta . ((class . Item)
469 (interfaces . (rhythmic-grob-interface
470 cluster-beacon-interface))))))
474 (springs-and-rods . ,ly:spanner::set-spacing-rods)
475 (stencil . ,ly:cluster::print)
476 (minimum-length . 0.0)
479 (meta . ((class . Spanner)
480 (interfaces . (cluster-interface))))))
484 (stencil . ,ly:text-interface::print)
485 (after-line-breaking . ,ly:chord-name::after-line-breaking)
489 (meta . ((class . Item)
490 (interfaces . (font-interface
491 rhythmic-grob-interface
498 (stencil . ,ly:text-interface::print)
499 (extra-spacing-width . (+inf.0 . -inf.0))
500 (Y-offset . ,ly:side-position-interface::y-aligned-side)
501 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
504 (staff-padding . 0.5)
505 (script-priority . 200)
506 ;; todo: add X self alignment?
510 (meta . ((class . Item)
511 (interfaces . (text-script-interface
513 side-position-interface
518 (break-align-symbol . custos)
520 (stencil . ,ly:custos::print)
521 (break-visibility . ,end-of-line-visible)
523 (neutral-direction . ,DOWN)
524 (Y-offset . ,ly:staff-symbol-referencer::callback)
526 (first-note . (minimum-fixed-space . 0.0))
527 (right-edge . (extra-space . 0.1))))
528 (meta . ((class . Item)
531 staff-symbol-referencer-interface
533 break-aligned-interface))))))
539 (positioning-done . ,ly:dot-column::calc-positioning-done)
540 (X-extent . ,ly:axis-group-interface::width)
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)
596 (minimum-space . 1.2)
599 (outside-staff-priority . 250)
600 (Y-extent . ,ly:axis-group-interface::height)
601 (X-extent . ,ly:axis-group-interface::width)
602 (meta . ((class . Spanner)
603 (interfaces . (axis-group-interface
605 dynamic-line-spanner-interface
606 side-position-interface))))))
613 (stencil . ,ly:text-interface::print)
614 (direction . ,ly:script-interface::calc-direction)
616 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
617 (self-alignment-X . 0)
618 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
619 (self-alignment-Y . 0)
621 (font-encoding . fetaDynamic)
622 (font-shape . italic)
623 (extra-spacing-width . (+inf.0 . -inf.0))
624 (outside-staff-priority . 250)
625 (meta . ((class . Item)
626 (interfaces . (font-interface
628 self-alignment-interface
630 script-interface))))))
634 ;; rather ugh with NCSB
635 ;; (font-series . bold)
636 (font-shape . italic)
637 (style . dashed-line)
639 ;; make sure the spanner doesn't get too close to notes
640 (minimum-Y-extent . (-1 . 1))
641 (bound-details . ((right . ((attach-dir . ,LEFT)
645 (right-broken . ((attach-dir . ,RIGHT)
649 (left . ((attach-dir . ,LEFT)
651 (stencil-offset . (0 . -0.5))
654 (left-broken . ((attach-dir . ,RIGHT)
657 (stencil . ,ly:line-spanner::print)
658 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
659 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
661 ;; need to blend with dynamic texts.
663 (dash-fraction . 0.2)
665 (meta . ((class . Spanner)
666 (interfaces . (font-interface
668 line-spanner-interface
671 dynamic-text-spanner-interface
672 spanner-interface))))))
678 ;; sync with TextScript (?)
681 (avoid-slur . around)
683 (staff-padding . 0.5)
684 (self-alignment-X . 0)
685 (self-alignment-Y . 0)
686 (script-priority . 100)
687 (stencil . ,ly:text-interface::print)
688 (direction . ,ly:script-interface::calc-direction)
689 (text . ,fingering::calc-text)
690 (font-encoding . fetaNumber)
691 (font-size . -5) ; don't overlap when next to heads.
692 (meta . ((class . Item)
693 (interfaces . (finger-interface
695 text-script-interface
697 side-position-interface
698 self-alignment-interface
701 . ((stencil . ,fret-board::calc-stencil)
702 (finger-code . below-string)
703 (meta . ((class . Item)
704 (interfaces . (fret-diagram-interface
712 (zigzag-width . 0.75)
715 (bound-details . ((right . ((attach-dir . ,CENTER)
718 (left . ((attach-dir . ,CENTER)
722 (stencil . ,ly:line-spanner::print)
723 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
724 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
725 (meta . ((class . Spanner)
726 (interfaces . (line-interface
727 unbreakable-spanner-interface
728 line-spanner-interface))))))
732 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
733 (spacing-increment . 0.8)
734 (shortest-duration-space . 1.6)
735 (meta . ((class . Spanner)
736 (interfaces . (grace-spacing-interface
738 spacing-options-interface
739 spanner-interface))))))
744 (meta . ((class . Item)
745 (interfaces . (grid-point-interface))))))
749 (X-extent . ,ly:grid-line-interface::width)
750 (stencil . ,ly:grid-line-interface::print)
751 (self-alignment-X . ,CENTER)
752 (X-offset . ,(ly:make-simple-closure
753 `(,+ ,(ly:make-simple-closure
754 (list ly:self-alignment-interface::centered-on-x-parent))
755 ,(ly:make-simple-closure
756 (list ly:self-alignment-interface::x-aligned-on-self)))))
758 (meta . ((class . Item)
759 (interfaces . (self-alignment-interface
760 grid-line-interface))))))
764 (stencil . ,ly:hairpin::print)
765 (springs-and-rods . ,ly:spanner::set-spacing-rods)
766 (after-line-breaking . ,ly:hairpin::after-line-breaking)
767 (grow-direction . ,hairpin::calc-grow-direction)
771 (minimum-length . 2.0)
772 (bound-padding . 1.0)
773 (self-alignment-Y . 0)
774 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
775 (meta . ((class . Spanner)
776 (interfaces . (hairpin-interface
778 self-alignment-interface
780 spanner-interface))))))
785 (stencil . ,ly:horizontal-bracket::print)
786 (Y-offset . ,ly:side-position-interface::y-aligned-side)
787 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
790 (staff-padding . 0.2)
793 (bracket-flare . (0.5 . 0.5))
794 (meta . ((class . Spanner)
795 (interfaces . (horizontal-bracket-interface
796 side-position-interface
798 spanner-interface))))))
802 (stencil . ,ly:system-start-text::print)
803 (X-offset . ,ly:side-position-interface::x-aligned-side)
805 (self-alignment-Y . ,CENTER)
806 (meta . ((class . Spanner)
807 (interfaces . (system-start-text-interface
808 side-position-interface
814 (stencil . ,ly:text-interface::print)
815 (Y-offset . ,ly:side-position-interface::y-aligned-side)
816 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
819 (self-alignment-X . ,CENTER)
820 (meta . ((class . Item)
821 (interfaces . (system-start-text-interface
822 side-position-interface
827 (stencil . ,ly:key-signature-interface::print)
828 (glyph-name-alist . ,cancellation-glyph-name-alist)
830 (time-signature . (extra-space . 1.25))
831 (staff-bar . (extra-space . 0.6))
832 (key-signature . (extra-space . 0.5))
833 (right-edge . (extra-space . 0.5))
834 (first-note . (fixed-space . 2.5))))
835 (Y-offset . ,ly:staff-symbol-referencer::callback)
836 (break-align-symbol . key-cancellation)
837 (break-visibility . ,begin-of-line-invisible)
839 (meta . ((class . Item)
840 (interfaces . (key-cancellation-interface
841 key-signature-interface
843 break-aligned-interface))))))
846 (stencil . ,ly:key-signature-interface::print)
847 (avoid-slur . inside)
848 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
850 (time-signature . (extra-space . 1.15))
851 (staff-bar . (extra-space . 1.1))
852 (right-edge . (extra-space . 0.5))
853 (first-note . (fixed-space . 2.5))))
854 (Y-offset . ,ly:staff-symbol-referencer::callback)
855 (break-align-symbol . key-signature)
856 (break-visibility . ,begin-of-line-visible)
858 (meta . ((class . Item)
859 (interfaces . (key-signature-interface
861 break-aligned-interface))))))
866 (stencil . ,ly:tie::print)
867 (control-points . ,ly:semi-tie::calc-control-points)
868 (direction . ,ly:tie::calc-direction)
869 (details . ((ratio . 0.333)
870 (height-limit . 1.0)))
871 (head-direction . ,LEFT)
873 (meta . ((class . Item)
874 (interfaces . (semi-tie-interface))
878 (LaissezVibrerTieColumn
882 (head-direction . ,LEFT)
883 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
884 (meta . ((class . Item)
885 (interfaces . (semi-tie-column-interface))
891 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
892 (stencil . ,ly:ledger-line-spanner::print)
895 (minimum-length-fraction . 0.25)
896 (length-fraction . 0.25)
898 (meta . ((class . Spanner)
899 (interfaces . (ledger-line-spanner-interface))))))
903 (break-align-symbol . left-edge)
906 (break-visibility . ,center-invisible)
908 (custos . (extra-space . 0.0))
909 (ambitus . (extra-space . 2.0))
910 (time-signature . (extra-space . 1.0))
911 (staff-bar . (extra-space . 0.0))
912 (breathing-sign . (minimum-space . 0.0))
913 (clef . (extra-space . 0.8))
914 (first-note . (fixed-space . 2.0))
915 (right-edge . (extra-space . 0.0))
916 (key-signature . (extra-space . 0.0))
917 (key-cancellation . (extra-space . 0.0))
919 (meta . ((class . Item)
920 (interfaces . (break-aligned-interface))))))
924 ;; ugh. A ligature bracket is totally different from
929 (edge-height . (0.7 . 0.7))
930 (shorten-pair . (-0.2 . -0.2))
932 (positions . ,ly:tuplet-bracket::calc-positions)
933 (stencil . ,ly:tuplet-bracket::print)
934 (staff-padding . 0.25)
935 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
936 (control-points . ,ly:tuplet-bracket::calc-control-points)
937 (meta . ((class . Spanner)
938 (interfaces . (line-interface
939 tuplet-bracket-interface))))))
944 (stencil . ,ly:lyric-extender::print)
945 (thickness . 0.8) ; line-thickness
946 (minimum-length . 1.5)
948 (meta . ((class . Spanner)
949 (interfaces . (lyric-interface
950 lyric-extender-interface))))))
958 (minimum-length . 0.3)
959 (minimum-distance . 0.1)
961 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
962 (stencil . ,ly:lyric-hyphen::print)
964 (meta . ((class . Spanner)
965 (interfaces . (lyric-interface
967 lyric-hyphen-interface
968 spanner-interface))))))
971 . ((minimum-distance . 0.45)
972 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
976 (meta . ((class . Spanner)
977 (interfaces . (spanner-interface
978 lyric-hyphen-interface ))
984 (stencil . ,lyric-text::print)
985 (text . ,(grob::calc-property-by-copy 'text))
986 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
987 (self-alignment-X . 0)
989 (font-series . bold-narrow)
991 (meta . ((class . Item)
992 (interfaces . (rhythmic-grob-interface
993 lyric-syllable-interface
994 self-alignment-interface
1001 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1003 (stencil . ,ly:measure-grouping::print)
1009 (meta . ((class . Spanner)
1010 (interfaces . (side-position-interface
1011 measure-grouping-interface))))))
1015 (neutral-direction . ,DOWN)
1016 (meta . ((class . Item)
1017 (interfaces . (melody-spanner-interface ))))))
1022 (stencil . ,ly:mensural-ligature::print)
1023 (meta . ((class . Spanner)
1024 (interfaces . (mensural-ligature-interface
1025 font-interface))))))
1029 (stencil . ,ly:text-interface::print)
1030 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1034 (outside-staff-priority . 1000)
1035 (meta . ((class . Item)
1036 (interfaces . (text-interface
1037 side-position-interface
1039 metronome-mark-interface))))))
1044 (stencil . ,ly:multi-measure-rest::print)
1045 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1046 (Y-offset . ,ly:staff-symbol-referencer::callback)
1047 (staff-position . 0)
1049 (thick-thickness . 6.6)
1050 (hair-thickness . 2.0)
1052 (meta . ((class . Spanner)
1053 (interfaces . (multi-measure-rest-interface
1054 multi-measure-interface
1057 staff-symbol-referencer-interface))))))
1060 (MultiMeasureRestNumber
1062 (bound-padding . 2.0)
1063 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1064 (stencil . ,ly:text-interface::print)
1065 (X-offset . ,(ly:make-simple-closure
1066 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1067 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1068 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1070 (self-alignment-X . 0)
1073 (staff-padding . 0.4)
1074 (font-encoding . fetaNumber)
1075 (meta . ((class . Spanner)
1076 (interfaces . (side-position-interface
1077 multi-measure-interface
1078 self-alignment-interface
1083 (MultiMeasureRestText
1085 (stencil . ,ly:text-interface::print)
1086 (X-offset . ,(ly:make-simple-closure
1087 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1088 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1090 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1091 (self-alignment-X . 0)
1094 (staff-padding . 0.25)
1095 (meta . ((class . Spanner)
1096 (interfaces . (side-position-interface
1097 multi-measure-interface
1098 self-alignment-interface
1100 text-interface))))))
1102 (NonMusicalPaperColumn
1104 (allow-loose-spacing . #t)
1106 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1107 (X-extent . ,ly:axis-group-interface::width)
1108 ;; (stencil . ,ly:paper-column::print)
1111 (line-break-permission . allow)
1112 (page-break-permission . allow)
1114 ;; debugging stuff: print column number.
1115 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1117 (meta . ((class . Paper_column)
1118 (interfaces . (paper-column-interface
1119 axis-group-interface
1120 spaceable-grob-interface))))))
1125 (X-extent . ,ly:axis-group-interface::width)
1126 (Y-extent . ,ly:axis-group-interface::height)
1127 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1128 (meta . ((class . Item)
1129 (interfaces . (note-collision-interface
1130 axis-group-interface))))))
1135 (X-extent . ,ly:axis-group-interface::width)
1136 (Y-extent . ,ly:axis-group-interface::height)
1137 (meta . ((class . Item)
1138 (interfaces . (axis-group-interface
1139 note-column-interface))))))
1143 (stencil . ,ly:note-head::print)
1144 (duration-log . ,note-head::calc-duration-log)
1145 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1146 (glyph-name . ,note-head::calc-glyph-name)
1147 (Y-offset . ,ly:staff-symbol-referencer::callback)
1148 (X-offset . ,ly:note-head::stem-x-shift)
1149 (meta . ((class . Item)
1150 (interfaces . (rhythmic-grob-interface
1151 rhythmic-head-interface
1155 staff-symbol-referencer-interface))))))
1159 (stem-spacing-correction . 0.5)
1160 (same-direction-correction . 0.25)
1161 ;; Changed this from 0.75.
1162 ;; If you ever change this back, please document! --hwn
1163 (knee-spacing-correction . 1.0)
1164 (meta . ((class . Item)
1166 note-spacing-interface))))))
1170 (stencil . ,ly:text-interface::print)
1171 (meta . ((class . Item)
1172 (interfaces . (note-name-interface
1174 font-interface))))))
1178 (self-alignment-X . 0)
1179 (break-visibility . ,begin-of-line-visible)
1180 (X-offset . ,(ly:make-simple-closure
1181 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1182 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1184 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1185 (stencil . ,ly:text-interface::print)
1186 (font-shape . italic)
1187 (staff-padding . 0.2)
1189 (meta . ((class . Item)
1190 (interfaces . (text-interface
1191 self-alignment-interface
1192 side-position-interface
1193 font-interface))))))
1197 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1198 (stencil . ,ly:ottava-bracket::print)
1199 (font-shape . italic)
1200 (shorten-pair . (0.0 . -0.6))
1201 (staff-padding . 1.0)
1203 (minimum-length . 1.0)
1204 (dash-fraction . 0.3)
1205 (edge-height . (0 . 1.2))
1207 (outside-staff-priority . 400)
1208 (meta . ((class . Spanner)
1209 (interfaces . (ottava-bracket-interface
1210 horizontal-bracket-interface
1212 side-position-interface
1214 text-interface))))))
1219 (allow-loose-spacing . #t)
1220 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1221 ;; (stencil . ,ly:paper-column::print)
1222 (X-extent . ,ly:axis-group-interface::width)
1225 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1226 (meta . ((class . Paper_column)
1227 (interfaces . (paper-column-interface
1228 axis-group-interface
1229 spaceable-grob-interface))))))
1232 . ((stencil . ,parentheses-item::print)
1233 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1236 (meta . ((class . Item)
1237 (interfaces . (parentheses-interface font-interface))))
1240 (HarmonicParenthesesItem
1241 . ((stencil . ,parentheses-item::print)
1243 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1244 (meta . ((class . Item)
1245 (interfaces . (parentheses-interface font-interface))))
1249 . ((details . ,default-slur-details)
1250 (control-points . ,ly:slur::calc-control-points)
1251 (direction . ,ly:slur::calc-direction)
1252 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1253 (Y-extent . ,ly:slur::height)
1254 (stencil . ,ly:slur::print)
1256 (minimum-length . 1.5)
1257 (height-limit . 2.0)
1259 (cross-staff . ,ly:slur::calc-cross-staff)
1260 (meta . ((class . Spanner)
1261 (interfaces . (slur-interface))))))
1267 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1268 (stencil . ,ly:multi-measure-rest::percent)
1271 (font-encoding . fetaMusic)
1272 (meta . ((class . Spanner)
1273 (interfaces . (multi-measure-rest-interface
1275 percent-repeat-item-interface))))))
1276 (PercentRepeatCounter
1278 (stencil . ,ly:text-interface::print)
1279 (X-offset . ,(ly:make-simple-closure
1280 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1281 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1282 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1283 (self-alignment-X . 0)
1286 (staff-padding . 0.25)
1288 (font-encoding . fetaNumber)
1289 (meta . ((class . Spanner)
1290 (interfaces . (side-position-interface
1291 self-alignment-interface
1292 percent-repeat-item-interface
1294 text-interface))))))
1296 ;; an example of a text spanner
1299 (stencil . ,ly:piano-pedal-bracket::print)
1301 (bound-padding . 1.0)
1303 (bracket-flare . (0.5 . 0.5))
1304 (edge-height . (1.0 . 1.0))
1305 (shorten-pair . (0.0 . 0.0))
1307 (meta . ((class . Spanner)
1308 (interfaces . (line-interface
1309 piano-pedal-interface
1310 piano-pedal-bracket-interface))))))
1314 (stencil . ,ly:text-interface::print)
1315 (X-offset . ,(ly:make-simple-closure
1317 ,(ly:make-simple-closure
1318 (list ly:break-alignable-interface::self-align-callback))
1319 ,(ly:make-simple-closure
1320 (list ly:self-alignment-interface::x-aligned-on-self)))))
1322 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1323 (self-alignment-X . 0)
1328 (break-visibility . ,end-of-line-invisible)
1329 (break-align-symbol . clef)
1331 (outside-staff-priority . 1500)
1332 (meta . ((class . Item)
1333 (interfaces . (text-interface
1334 side-position-interface
1335 break-alignable-interface
1338 self-alignment-interface))))))
1342 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1345 (meta . ((class . Item)
1346 (interfaces . (rhythmic-grob-interface
1347 percent-repeat-item-interface))))))
1351 (stencil . ,ly:tie::print)
1352 (control-points . ,ly:semi-tie::calc-control-points)
1353 (direction . ,ly:tie::calc-direction)
1354 (details . ((ratio . 0.333)
1355 (height-limit . 1.0)))
1357 (head-direction . ,RIGHT)
1358 (meta . ((class . Item)
1359 (interfaces . (semi-tie-interface))
1367 (direction . ,ly:tie::calc-direction)
1368 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1370 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1371 (meta . ((class . Item)
1372 (interfaces . (semi-tie-column-interface))
1378 (stencil . ,ly:rest::print)
1379 (duration-log . ,stem::calc-duration-log)
1380 (X-extent . ,ly:rest::width)
1381 (Y-extent . ,ly:rest::height)
1382 (Y-offset . ,ly:rest::y-offset-callback)
1383 (minimum-distance . 0.25)
1384 (meta . ((class . Item)
1385 (interfaces . (font-interface
1386 rhythmic-head-interface
1387 rhythmic-grob-interface
1388 staff-symbol-referencer-interface
1389 rest-interface))))))
1393 (minimum-distance . 0.75)
1394 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1395 (meta . ((class . Item)
1396 (interfaces . (rest-collision-interface))))))
1400 ;; don't set direction here: it breaks staccato.
1402 ;; padding set in script definitions.
1403 (staff-padding . 0.25)
1404 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
1405 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1408 (stencil . ,ly:script-interface::print)
1409 (direction . ,ly:script-interface::calc-direction)
1410 (font-encoding . fetaMusic)
1411 (cross-staff . ,ly:script-interface::calc-cross-staff)
1412 (meta . ((class . Item)
1413 (interfaces . (script-interface
1414 side-position-interface
1415 font-interface))))))
1419 (before-line-breaking . ,ly:script-column::before-line-breaking)
1420 (meta . ((class . Item)
1421 (interfaces . (script-column-interface))))))
1424 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1425 (meta . ((class . Item)
1426 (interfaces . (script-column-interface))))))
1430 (avoid-slur . inside)
1431 (X-extent . ,ly:axis-group-interface::width)
1432 (Y-extent . ,ly:axis-group-interface::height)
1433 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1434 (stencil . ,ly:separation-item::print)
1435 (meta . ((class . Item)
1437 separation-item-interface))))))
1439 (SeparatingGroupSpanner
1441 (springs-and-rods . ,ly:separating-group-spanner::set-spacing-rods)
1442 (meta . ((class . Spanner)
1443 (interfaces . (only-prebreak-interface
1445 separating-group-spanner-interface))))))
1448 . ((details . ,default-slur-details)
1449 (control-points . ,ly:slur::calc-control-points)
1450 (direction . ,ly:slur::calc-direction)
1451 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1452 (Y-extent . ,ly:slur::height)
1453 (stencil . ,ly:slur::print)
1455 (line-thickness . 0.8)
1456 (minimum-length . 1.5)
1457 (height-limit . 2.0)
1459 (avoid-slur . inside)
1460 (cross-staff . ,ly:slur::calc-cross-staff)
1461 (meta . ((class . Spanner)
1462 (interfaces . (slur-interface))))))
1466 (stencil . ,ly:text-interface::print)
1467 (direction . ,RIGHT)
1468 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1469 (extra-spacing-width . (+inf.0 . -inf.0))
1470 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1471 (font-shape . italic)
1472 (self-alignment-X . 0)
1473 (meta . ((class . Item)
1474 (interfaces . (text-interface
1475 self-alignment-interface
1476 piano-pedal-script-interface
1477 font-interface))))))
1479 (SostenutoPedalLineSpanner
1482 (Y-extent . ,ly:axis-group-interface::height)
1483 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1485 (staff-padding . 1.0)
1487 (minimum-space . 1.0)
1489 (meta . ((class . Spanner)
1490 (interfaces . (piano-pedal-interface
1491 axis-group-interface
1492 side-position-interface))))))
1495 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1496 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1497 (average-spacing-wishes . #t)
1498 (shortest-duration-space . 2.0)
1499 (spacing-increment . 1.2)
1501 (base-shortest-duration . ,(ly:make-moment 3 16))
1502 (meta . ((class . Spanner)
1504 spacing-options-interface
1505 spacing-spanner-interface))))))
1509 (break-align-symbol . staff-bar)
1513 (stencil . ,ly:span-bar::print)
1514 (bar-size . ,ly:span-bar::calc-bar-size)
1515 (X-extent . ,ly:span-bar::width)
1516 (glyph-name . ,ly:span-bar::calc-glyph-name)
1517 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1522 ;; Ross. page 151 lists other values, we opt for a leaner look
1526 (hair-thickness . 1.6)
1527 (thick-thickness . 6.0)
1528 (meta . ((class . Item)
1529 (interfaces . (span-bar-interface
1531 bar-line-interface))))))
1535 (stencil . ,ly:text-interface::print)
1536 (font-series . bold)
1538 (X-offset . ,ly:side-position-interface::x-aligned-side)
1541 (meta . ((class . Item)
1542 (interfaces . (side-position-interface
1543 stanza-number-interface
1545 font-interface))))))
1551 (stem-spacing-correction . 0.4)
1552 (meta . ((class . Item)
1553 (interfaces . (staff-spacing-interface))))))
1558 (Y-extent . ,ly:staff-symbol::height)
1559 (stencil . ,ly:staff-symbol::print)
1561 (ledger-line-thickness . (1.0 . 0.1))
1563 (meta . ((class . Spanner)
1564 (interfaces . (staff-symbol-interface))))))
1568 (direction . ,ly:stem::calc-direction)
1569 (duration-log . ,stem::calc-duration-log)
1570 (default-direction . ,ly:stem::calc-default-direction)
1571 (stem-end-position . ,ly:stem::calc-stem-end-position)
1573 (neutral-direction . ,DOWN)
1574 (stem-info . ,ly:stem::calc-stem-info)
1575 (positioning-done . ,ly:stem::calc-positioning-done)
1576 (stencil . ,ly:stem::print)
1577 (X-extent . ,ly:stem::width)
1578 (Y-extent . ,ly:stem::height)
1579 (length . ,ly:stem::calc-length)
1581 (cross-staff . ,ly:stem::calc-cross-staff)
1584 ;; 3.5 (or 3 measured from note head) is standard length
1585 ;; 32nd, 64th flagged stems should be longer
1586 (lengths . (3.5 3.5 3.5 4.5 5.0))
1588 ;; FIXME. 3.5 yields too long beams (according to Ross and
1589 ;; looking at Baerenreiter examples) for a number of common
1590 ;; boundary cases. Subtracting half a beam thickness fixes
1591 ;; this, but the bug may well be somewhere else.
1593 ;; FIXME this should come from 'lengths
1594 (beamed-lengths . (3.26 3.5 3.6))
1596 ;; The 'normal' minima
1597 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1598 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1600 ;; The 'extreme case' minima
1601 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1603 ;; Stems in unnatural (forced) direction should be shortened by
1604 ;; one staff space, according to [Roush & Gourlay].
1605 ;; Flagged stems we shorten only half a staff space.
1606 (stem-shorten . (1.0 0.5))
1610 ;; We use the normal minima as minimum for the ideal lengths,
1611 ;; and the extreme minima as abolute minimum length.
1613 (X-offset . ,ly:stem::offset-callback)
1614 (Y-offset . ,ly:staff-symbol-referencer::callback)
1615 (meta . ((class . Item)
1616 (interfaces . (stem-interface
1617 font-interface))))))
1621 (Y-extent . ,ly:stem-tremolo::height)
1622 (stencil . ,ly:stem-tremolo::print)
1624 (slope . ,ly:stem-tremolo::calc-slope)
1625 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1626 (style . ,ly:stem-tremolo::calc-style)
1627 (beam-thickness . 0.48) ; staff-space
1628 (meta . ((class . Item)
1629 (interfaces . (stem-tremolo-interface))))))
1633 (stencil . ,print-circled-text-callback)
1634 (text . ,string-number::calc-text)
1636 (staff-padding . 0.5)
1637 (self-alignment-X . 0)
1638 (self-alignment-Y . 0)
1639 (script-priority . 100)
1640 (font-encoding . fetaNumber)
1641 (font-size . -5) ; don't overlap when next to heads.
1642 (meta . ((class . Item)
1643 (interfaces . (string-number-interface
1645 text-script-interface
1647 side-position-interface
1648 self-alignment-interface
1653 (stencil . ,ly:text-interface::print)
1654 (text . ,stroke-finger::calc-text)
1655 (digit-names . #("p" "i" "m" "a" "x"))
1657 (staff-padding . 0.5)
1658 (self-alignment-X . 0)
1659 (self-alignment-Y . 0)
1660 (script-priority . 100)
1661 (font-shape . italic)
1662 (font-size . -4) ; don't overlap when next to heads.
1663 (meta . ((class . Item)
1664 (interfaces . (stroke-finger-interface
1666 text-script-interface
1668 side-position-interface
1669 self-alignment-interface
1675 (extra-spacing-width . (+inf.0 . -inf.0))
1676 (stencil . ,ly:sustain-pedal::print)
1677 (self-alignment-X . 0)
1678 (direction . ,RIGHT)
1679 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1680 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1681 (meta . ((class . Item)
1682 (interfaces . (piano-pedal-interface
1684 self-alignment-interface
1685 piano-pedal-script-interface
1686 font-interface))))))
1688 (SustainPedalLineSpanner
1691 (Y-extent . ,ly:axis-group-interface::height)
1692 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1695 (staff-padding . 1.2)
1696 (minimum-space . 1.0)
1698 (meta . ((class . Spanner)
1699 (interfaces . (piano-pedal-interface
1700 axis-group-interface
1701 side-position-interface))))))
1706 (X-extent . ,ly:axis-group-interface::width)
1707 (Y-extent . ,ly:axis-group-interface::height)
1708 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1709 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1710 (skyline-horizontal-padding . 1.0)
1711 (meta . ((class . System)
1712 (interfaces . (system-interface
1713 axis-group-interface))))))
1719 (stencil . ,ly:system-start-delimiter::print)
1720 (collapse-height . 5.0)
1721 (X-offset . ,ly:side-position-interface::x-aligned-side)
1723 (font-encoding . fetaBraces)
1725 (meta . ((class . Spanner)
1726 (interfaces . (system-start-delimiter-interface
1727 side-position-interface
1728 font-interface))))))
1734 (X-offset . ,ly:side-position-interface::x-aligned-side)
1736 (stencil . ,ly:system-start-delimiter::print)
1737 (style . line-bracket)
1739 (meta . ((class . Spanner)
1740 (interfaces . (font-interface
1741 side-position-interface
1742 system-start-delimiter-interface))))))
1747 (X-offset . ,ly:side-position-interface::x-aligned-side)
1749 (stencil . ,ly:system-start-delimiter::print)
1751 (collapse-height . 5.0)
1753 (meta . ((class . Spanner)
1754 (interfaces . (font-interface
1755 side-position-interface
1756 system-start-delimiter-interface))))))
1763 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1764 (X-offset . ,ly:side-position-interface::x-aligned-side)
1768 (stencil . ,ly:system-start-delimiter::print)
1769 (meta . ((class . Spanner)
1770 (interfaces . (side-position-interface
1771 system-start-delimiter-interface))))))
1775 (stencil . ,ly:text-interface::print)
1776 (Y-offset . ,ly:staff-symbol-referencer::callback)
1777 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1780 (stem-attachment . (0.0 . 1.35))
1781 (font-series . bold)
1782 (meta . ((class . Item)
1784 . (rhythmic-head-interface
1785 font-interface rhythmic-grob-interface
1787 staff-symbol-referencer-interface
1788 text-interface))))))
1792 (extra-spacing-width . (+inf.0 . -inf.0))
1793 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1794 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1798 ;; sync with Fingering ?
1800 (staff-padding . 0.5)
1802 (stencil . ,ly:text-interface::print)
1803 (direction . ,ly:script-interface::calc-direction)
1805 (outside-staff-priority . 450)
1806 (avoid-slur . around)
1807 (slur-padding . 0.5)
1808 (script-priority . 200)
1809 ;; todo: add X self alignment?
1810 (meta . ((class . Item)
1811 (interfaces . (text-script-interface
1813 side-position-interface
1814 font-interface))))))
1818 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1819 (font-shape . italic)
1820 (style . dashed-line)
1821 (staff-padding . 0.8)
1822 (dash-fraction . 0.2)
1826 (outside-staff-priority . 350)
1828 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1829 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1830 (bound-details . ((left . ((Y . 0)
1832 (attach-dir . ,LEFT)
1838 (stencil . ,ly:line-spanner::print)
1840 (meta . ((class . Spanner)
1841 (interfaces . (line-spanner-interface
1842 side-position-interface
1843 font-interface))))))
1847 (control-points . ,ly:tie::calc-control-points)
1848 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1849 (avoid-slur . inside)
1850 (direction . ,ly:tie::calc-direction)
1851 (stencil . ,ly:tie::print)
1854 ;; for a full list, see tie-details.cc
1856 (center-staff-line-clearance . 0.6)
1857 (tip-staff-line-clearance . 0.45)
1858 (note-head-gap . 0.2)
1860 (height-limit . 1.0)
1861 (horizontal-distance-penalty-factor . 10)
1862 (same-dir-as-stem-penalty . 8)
1863 (min-length-penalty-factor . 26)
1864 (tie-tie-collision-distance . 0.45)
1865 (tie-tie-collision-penalty . 25.0)
1866 (intra-space-threshold . 1.25)
1867 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1868 (outer-tie-length-symmetry-penalty-factor . 10)
1869 (vertical-distance-penalty-factor . 7)
1870 (outer-tie-vertical-gap . 0.25)
1871 (multi-tie-region-size . 1)
1872 (single-tie-region-size . 4)
1873 (between-length-limit . 1.0)))
1876 (line-thickness . 0.8)
1877 (meta . ((class . Spanner)
1878 (interfaces . (tie-interface))))
1883 (positioning-done . ,ly:tie-column::calc-positioning-done)
1884 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1887 (meta . ((class . Spanner)
1888 (interfaces . (tie-column-interface))))))
1892 (stencil . ,ly:time-signature::print)
1893 (break-align-symbol . time-signature)
1894 (break-visibility . ,all-visible)
1895 (avoid-slur . inside)
1897 (first-note . (fixed-space . 2.0))
1898 (right-edge . (extra-space . 0.5))
1899 (staff-bar . (minimum-space . 2.0))))
1902 (meta . ((class . Item)
1903 (interfaces . (time-signature-interface
1904 break-aligned-interface
1905 font-interface))))))
1909 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1910 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1912 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1914 (make-musicglyph-markup "scripts.trill")))
1917 (attach-dir . ,LEFT)
1922 (stencil . ,ly:line-spanner::print)
1925 (staff-padding . 1.0)
1928 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1930 (outside-staff-priority . 50)
1931 (meta . ((class . Spanner)
1932 (interfaces . (line-spanner-interface
1934 trill-spanner-interface
1935 side-position-interface
1936 font-interface))))))
1938 (TrillPitchAccidental
1939 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1944 (stencil . ,ly:accidental-interface::print)
1945 (Y-extent . ,ly:accidental-interface::height)
1946 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1947 (meta . ((class . Item)
1948 (interfaces . (trill-pitch-accidental-interface
1949 accidental-interface
1950 side-position-interface
1951 font-interface))))))
1954 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1957 (stencil . ,parenthesize-elements)
1958 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1959 (direction . ,RIGHT)
1962 (meta . ((class . Item)
1963 (interfaces . (side-position-interface
1964 parentheses-interface
1966 rhythmic-head-interface
1968 axis-group-interface))))))
1972 (stencil . ,ly:note-head::print)
1974 (Y-offset . ,ly:staff-symbol-referencer::callback)
1976 (meta . ((class . Item)
1977 (interfaces . (rhythmic-head-interface
1979 pitched-trill-interface
1981 staff-symbol-referencer-interface))))))
1987 (edge-height . (0.7 . 0.7))
1988 (shorten-pair . (-0.2 . -0.2))
1989 (staff-padding . 0.25)
1990 (direction . ,ly:tuplet-bracket::calc-direction)
1991 (positions . ,ly:tuplet-bracket::calc-positions)
1992 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
1993 (control-points . ,ly:tuplet-bracket::calc-control-points)
1994 (stencil . ,ly:tuplet-bracket::print)
1995 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
1997 (meta . ((class . Spanner)
1998 (interfaces . (line-interface
1999 tuplet-bracket-interface))))))
2003 (stencil . ,ly:tuplet-number::print)
2004 (text . ,tuplet-number::calc-denominator-text)
2005 (font-shape . italic)
2007 (avoid-slur . inside)
2008 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2009 (meta . ((class . Spanner)
2010 (interfaces . (text-interface tuplet-number-interface
2011 font-interface))))))
2015 (stencil . ,ly:text-interface::print)
2016 (font-shape . italic)
2017 (extra-spacing-width . (+inf.0 . -inf.0))
2018 (self-alignment-X . 0)
2019 (direction . ,RIGHT)
2020 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2021 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2022 (meta . ((class . Item)
2023 (interfaces . (text-interface
2024 piano-pedal-script-interface
2025 self-alignment-interface
2026 font-interface))))))
2028 (UnaCordaPedalLineSpanner
2031 (Y-extent . ,ly:axis-group-interface::height)
2032 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2035 (staff-padding . 1.2)
2036 (minimum-space . 1.0)
2038 (meta . ((class . Spanner)
2039 (interfaces . (piano-pedal-interface
2040 axis-group-interface
2041 side-position-interface))))))
2047 (stencil . ,ly:vaticana-ligature::print)
2048 (meta . ((class . Spanner)
2049 (interfaces . (vaticana-ligature-interface
2050 font-interface))))))
2055 (positioning-done . ,ly:align-interface::calc-positioning-done)
2056 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2057 (Y-extent . ,ly:axis-group-interface::height)
2058 (X-extent . ,ly:axis-group-interface::width)
2061 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2062 (max-stretch . ,ly:align-interface::calc-max-stretch)
2063 (meta . ((class . Spanner)
2064 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2065 (interfaces . (align-interface
2066 axis-group-interface))))))
2070 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2071 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2072 (X-extent . ,ly:axis-group-interface::width)
2073 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2074 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2075 (stencil . ,ly:axis-group-interface::print)
2076 (meta . ((class . Spanner)
2077 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2078 (interfaces . (axis-group-interface
2079 hara-kiri-group-spanner-interface
2080 vertically-spaceable-interface))))))
2085 (stencil . ,ly:volta-bracket-interface::print)
2088 (font-encoding . fetaNumber)
2089 (minimum-Y-extent . (0 . 2))
2090 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2092 (thickness . 1.6) ;; line-thickness
2093 (edge-height . (2.0 . 2.0)) ;; staff-space;
2096 (outside-staff-priority . 100)
2097 (meta . ((class . Spanner)
2098 (interfaces . (volta-bracket-interface
2099 horizontal-bracket-interface
2102 side-position-interface
2114 (bound-details . ((right . ((attach-dir . ,CENTER)
2117 (left . ((attach-dir . ,CENTER)
2121 (stencil . ,ly:line-spanner::print)
2122 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2123 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2124 (meta . ((class . Spanner)
2125 (interfaces . (line-spanner-interface
2131 (define (completize-grob-entry x)
2132 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2134 ;; (display (car x))
2136 (let* ((name-sym (car x))
2137 (grob-entry (cdr x))
2138 (meta-entry (cdr (assoc 'meta grob-entry)))
2139 (class (cdr (assoc 'class meta-entry)))
2141 (cdr (assoc 'interfaces meta-entry))))
2145 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2146 ((eq? 'Spanner class)
2147 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2148 ((eq? 'Paper_column class)
2149 (set! ifaces-entry (cons 'item-interface
2150 (cons 'paper-column-interface ifaces-entry))))
2151 ((eq? 'System class)
2152 (set! ifaces-entry (cons 'system-interface
2153 (cons 'spanner-interface ifaces-entry))))
2155 (ly:warning "Unknown class ~a" class)))
2157 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2158 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2160 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2161 (set! meta-entry (assoc-set! meta-entry 'interfaces
2163 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2164 (cons name-sym grob-entry)))
2166 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2168 ;; (display (map pair? all-grob-descriptions))
2170 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2173 ;; (display (car x)) (newline)
2175 (set-object-property! (car x) 'translation-type? list?)
2176 (set-object-property! (car x) 'is-grob? #t))
2177 all-grob-descriptions)
2179 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2181 (define pure-print-callbacks
2183 print-circled-text-callback
2186 ly:arpeggio::brew-chord-bracket
2191 ly:text-interface::print
2192 ly:script-interface::print))
2194 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2195 (define (pure-stencil-height grob start stop)
2196 (let ((sten (ly:grob-property-data grob 'stencil)))
2199 (memq sten pure-print-callbacks))
2200 (ly:grob::stencil-height grob)
2203 (define pure-conversions-alist
2205 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2206 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2207 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2208 (,ly:stem::height . ,ly:stem::pure-height)
2209 (,ly:rest::height . ,ly:rest::pure-height)
2210 (,ly:grob::stencil-height . ,pure-stencil-height)
2211 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2212 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2213 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2214 (,ly:slur::height . ,ly:slur::pure-height)
2215 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2217 (define pure-functions
2219 ly:staff-symbol-referencer::callback
2220 ly:staff-symbol::height))
2222 (define-public (pure-relevant? grob)
2223 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2226 (pair? extent-callback)
2227 (memq extent-callback pure-functions)
2229 (pair? (assq extent-callback pure-conversions-alist))
2232 (not (eq? extent-callback ly:grob::stencil-height))
2233 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2234 (ly:stencil? (ly:grob-property-data grob 'stencil))
2238 (define-public (call-pure-function unpure args start end)
2239 (if (ly:simple-closure? unpure)
2240 (ly:eval-simple-closure (car args) unpure start end)
2241 (if (not (procedure? unpure))
2243 (if (memq unpure pure-functions)
2245 (let ((pure (assq unpure pure-conversions-alist)))
2249 (list (car args) start end)