1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in line-thickness (thicknesses) and
9 ;;;; staff-space (distances)
11 ;;;; WARNING: the meta field should be the last one.
12 ;;;; WARNING: don't use anonymous functions for initialization.
14 ;; TODO: junk the meta field in favor of something more compact?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
24 (alteration . ,accidental-interface::calc-alteration)
25 (stencil . ,ly:accidental-interface::print)
26 (Y-extent . ,ly:accidental-interface::height)
27 (X-extent . ,ly:accidental-interface::width)
28 (meta . ((class . Item)
29 (interfaces . (accidental-interface
35 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
36 (alteration . ,accidental-interface::calc-alteration)
37 (stencil . ,ly:accidental-interface::print)
38 (Y-extent . ,ly:accidental-interface::height)
39 (meta . ((class . Item)
40 (interfaces . (accidental-interface
46 (stencil . ,ly:accidental-interface::print)
47 (Y-extent . ,ly:accidental-interface::height)
48 (X-offset . ,(ly:make-simple-closure
50 ,(ly:make-simple-closure
51 (list ly:self-alignment-interface::centered-on-x-parent))
52 ,(ly:make-simple-closure
53 (list ly:self-alignment-interface::x-aligned-on-self)))))
54 (self-alignment-X . ,CENTER)
56 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
57 (alteration . ,accidental-interface::calc-alteration)
58 (Y-offset . ,ly:side-position-interface::y-aligned-side)
60 (staff-padding . 0.25)
61 (outside-staff-priority . 0)
64 (meta . ((class . Item)
65 (interfaces . (side-position-interface
68 accidental-suggestion-interface
69 self-alignment-interface
76 ;; for horizontally stacked scripts.
77 (script-priority . -100)
80 (positioning-done . ,ly:accidental-placement::calc-positioning-done)
81 (X-extent . ,ly:axis-group-interface::width)
83 ;; this is quite small, but it is very ugly to have
84 ;; accs closer to the previous note than to the next one.
85 (right-padding . 0.15)
86 (meta . ((class . Item)
87 (interfaces . (accidental-placement-interface))))))
92 (X-extent . ,ly:axis-group-interface::width)
93 (Y-extent . ,ly:axis-group-interface::height)
95 (clef . (extra-space . 0.5))
96 (key-signature . (extra-space . 0.0))
97 (staff-bar . (extra-space . 0.0))
98 (time-signature . (extra-space . 0.0))
99 (first-note . (fixed-space . 0.0))))
101 (break-align-symbol . ambitus)
102 (break-visibility . ,begin-of-line-visible)
103 (meta . ((class . Item)
104 (interfaces . (axis-group-interface
105 break-aligned-interface
106 ambitus-interface))))))
110 (stencil . ,ly:ambitus::print)
113 (X-offset . ,ly:self-alignment-interface::centered-on-x-parent)
114 (meta . ((class . Item)
115 (interfaces . (ambitus-interface
116 staff-symbol-referencer-interface
120 (font-family . music)
122 (X-offset . ,ly:side-position-interface::x-aligned-side)
124 (stencil . ,ly:accidental-interface::print)
125 (Y-extent . ,ly:accidental-interface::height)
126 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
128 (meta . ((class . Item)
131 break-aligned-interface
132 side-position-interface
138 (stencil . ,ly:note-head::print)
139 (glyph-name . ,note-head::calc-glyph-name)
140 (Y-offset . ,ly:staff-symbol-referencer::callback)
141 (meta . ((class . Item)
142 (interfaces . (font-interface
145 staff-symbol-referencer-interface
146 rhythmic-head-interface
147 ledgered-interface))))))
150 . ((X-extent . ,ly:arpeggio::width)
151 (stencil . ,ly:arpeggio::print)
152 (Y-offset . ,ly:staff-symbol-referencer::callback)
153 (X-offset . ,ly:side-position-interface::x-aligned-side)
155 (positions . ,ly:arpeggio::calc-positions)
157 (script-priority . 0)
159 (staff-position . 0.0)
160 (Y-extent . ,ly:arpeggio::height)
161 (meta . ((class . Item)
162 (interfaces . (arpeggio-interface
163 staff-symbol-referencer-interface
164 side-position-interface
168 . ((stencil . ,ly:balloon-interface::print)
169 (text . ,(grob::calc-property-by-copy 'text))
170 (X-offset . ,(grob::calc-property-by-copy 'X-offset))
171 (Y-offset . ,(grob::calc-property-by-copy 'Y-offset))
172 (meta . ((class . Item)
173 (interfaces . (text-interface
177 (break-align-symbol . staff-bar)
178 (break-align-anchor . ,ly:bar-line::calc-anchor)
182 (break-visibility . ,bar-line::calc-break-visibility)
184 (stencil . ,ly:bar-line::print)
185 (glyph-name . ,bar-line::calc-glyph-name)
186 (bar-size . ,ly:bar-line::calc-bar-size)
187 (bar-extent . ,ly:bar-line::calc-bar-extent)
188 (allow-span-bar . #t)
191 (time-signature . (extra-space . 0.75))
192 (custos . (minimum-space . 2.0))
193 (clef . (minimum-space . 1.0))
194 (key-signature . (extra-space . 1.0))
195 (key-cancellation . (extra-space . 1.0))
196 (first-note . (fixed-space . 1.3))
197 (next-note . (semi-fixed-space . 0.9))
198 (right-edge . (extra-space . 0.0))))
201 ;; Ross. page 151 lists other values, we opt for a leaner look
204 ;; kern should scale with line-thickness too.
207 (hair-thickness . 1.9)
208 (thick-thickness . 6.0)
209 (meta . ((class . Item)
210 (interfaces . (bar-line-interface
211 break-aligned-interface
216 (stencil . ,ly:text-interface::print)
218 (break-visibility . ,begin-of-line-visible)
221 (font-family . roman)
223 (Y-offset . ,ly:side-position-interface::y-aligned-side)
225 (outside-staff-priority . 100)
226 (X-offset . ,(ly:make-simple-closure
228 ,(ly:make-simple-closure
229 (list ly:break-alignable-interface::self-align-callback))
230 ,(ly:make-simple-closure
231 (list ly:self-alignment-interface::x-aligned-on-self)))))
233 (self-alignment-X . 1)
235 ;; want the bar number before the clef at line start.
236 (break-align-symbols . (left-edge staff-bar))
239 (interfaces . (side-position-interface
241 break-alignable-interface
242 self-alignment-interface
249 (stencil . ,ly:text-interface::print)
250 (meta . ((class . Item)
251 (interfaces . (text-interface
252 rhythmic-grob-interface
253 bass-figure-interface
259 (threshold . (2 . 1000))
260 (positioning-done . ,ly:align-interface::calc-positioning-done)
261 (Y-extent . ,ly:axis-group-interface::height)
264 (meta . ((class . Spanner)
265 (interfaces . (align-interface
266 bass-figure-alignment-interface
267 axis-group-interface))))))
269 (BassFigureAlignmentPositioning
270 . ((Y-offset . ,ly:side-position-interface::y-aligned-side)
273 (Y-extent . ,ly:axis-group-interface::height)
275 (staff-padding . 1.0)
277 (meta . ((class . Spanner)
278 (interfaces . (side-position-interface
284 (stencil . ,ly:enclosing-bracket::print)
285 (X-extent . ,ly:enclosing-bracket::width)
286 (edge-height . (0.2 . 0.2))
287 (meta . ((class . Item)
288 (interfaces . (enclosing-bracket-interface)) ))
290 (BassFigureContinuation
292 (stencil . ,ly:figured-bass-continuation::print)
293 (Y-offset . ,ly:figured-bass-continuation::center-on-figures)
294 (meta . ((class . Spanner)
295 (interfaces . (figured-bass-continuation-interface))
300 (Y-extent . ,ly:axis-group-interface::height)
301 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
302 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
303 (meta . ((class . Spanner)
304 (interfaces . (axis-group-interface
310 ;; todo: clean this up a bit: the list is getting
313 (positions . ,(ly:make-simple-closure
314 (ly:make-simple-closure
315 (list chain-grob-member-functions
317 ly:beam::calc-least-squares-positions
318 ly:beam::slope-damping
319 ly:beam::shift-region-to-valid
323 ;; this is a hack to set stem lengths, if positions is set.
324 (quantized-positions . ,ly:beam::set-stem-lengths)
325 (concaveness . ,ly:beam::calc-concaveness)
326 (direction . ,ly:beam::calc-direction)
327 (shorten . ,ly:beam::calc-stem-shorten)
328 (beaming . ,ly:beam::calc-beaming)
329 (stencil . ,ly:beam::print)
331 (cross-staff . ,ly:beam::calc-cross-staff)
333 (details . ((hint-direction-penalty . 20)))
334 ;; TODO: should be in SLT.
335 (thickness . 0.48) ; in staff-space
336 (neutral-direction . ,DOWN)
338 ;; Whe have some unreferenced problems here.
340 ;; If we shorten beamed stems less than normal stems (1 staff-space),
341 ;; or high order less than 8th beams, patterns like
342 ;; c''4 [c''8 c''] c''4 [c''16 c]
343 ;; are ugly (different stem lengths).
345 ;; But if we shorten 16th beams as much as 8th beams, a single
346 ;; forced 16th beam looks *very* short.
348 ;; We choose to shorten 8th beams the same as single stems,
349 ;; and high order beams less than 8th beams, so that all
350 ;; isolated shortened beams look nice and a bit shortened,
351 ;; sadly possibly breaking patterns with high order beams.
352 (beamed-stem-shorten . (1.0 0.5 0.25))
354 (auto-knee-gap . 5.5)
356 ;; only for debugging.
357 (font-family . roman)
358 (meta . ((class . Spanner)
359 (object-callbacks . ((normal-stems . ,ly:beam::calc-normal-stems)))
360 (interfaces . (staff-symbol-referencer-interface
361 unbreakable-spanner-interface
366 (stencil . ,bend::print)
368 (meta . ((class . Spanner)
369 (interfaces . (spanner-interface
370 bend-after-interface))))))
376 (positioning-done . ,ly:break-alignment-interface::calc-positioning-done)
377 (X-extent . ,ly:axis-group-interface::width)
378 (break-align-orders . ;; end of line
400 time-signature custos)
414 (meta . ((class . Item)
415 (interfaces . (break-alignment-interface
416 axis-group-interface))))))
421 (X-extent . ,ly:axis-group-interface::width)
422 (break-align-anchor . ,ly:break-aligned-interface::calc-average-anchor)
423 (break-visibility . ,ly:break-aligned-interface::calc-break-visibility)
424 (meta . ((class . Item)
425 (interfaces . (break-aligned-interface
426 axis-group-interface))))))
430 (break-align-symbol . breathing-sign)
433 (ambitus . (extra-space . 2.0))
434 (custos . (minimum-space . 1.0))
435 (key-signature . (minimum-space . 1.5))
436 (time-signature . (minimum-space . 1.5))
437 (staff-bar . (minimum-space . 1.5))
438 (clef . (minimum-space . 2.0))
439 (first-note . (fixed-space . 1.0)) ;huh?
440 (right-edge . (extra-space . 0.1))))
441 (stencil . ,ly:text-interface::print)
442 (text . ,(make-musicglyph-markup "scripts.rcomma"))
443 (Y-offset . ,ly:breathing-sign::offset-callback)
444 (break-visibility . ,begin-of-line-invisible)
445 (meta . ((class . Item)
446 (interfaces . (break-aligned-interface
447 breathing-sign-interface
453 (stencil . ,ly:clef::print)
454 (glyph-name . ,ly:clef::calc-glyph-name)
456 (avoid-slur . inside)
457 (font-family . music)
458 (break-align-symbol . clef)
459 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
460 (break-visibility . ,begin-of-line-visible)
461 (space-alist . ((ambitus . (extra-space . 2.0))
462 (staff-bar . (extra-space . 0.7))
463 (key-cancellation . (minimum-space . 3.5))
464 (key-signature . (minimum-space . 3.5))
465 (time-signature . (minimum-space . 4.2))
466 (first-note . (minimum-fixed-space . 5.0))
467 (next-note . (extra-space . 0.5))
468 (right-edge . (extra-space . 0.5))))
469 (Y-offset . ,ly:staff-symbol-referencer::callback)
470 (meta . ((class . Item)
471 (interfaces . (clef-interface
472 staff-symbol-referencer-interface
474 break-aligned-interface))))))
476 (ClusterSpannerBeacon
478 (Y-extent . ,ly:cluster-beacon::height)
479 (meta . ((class . Item)
480 (interfaces . (rhythmic-grob-interface
481 cluster-beacon-interface))))))
485 (springs-and-rods . ,ly:spanner::set-spacing-rods)
486 (stencil . ,ly:cluster::print)
487 (minimum-length . 0.0)
489 (cross-staff . ,ly:cluster::calc-cross-staff)
491 (meta . ((class . Spanner)
492 (interfaces . (cluster-interface))))))
496 (stencil . ,ly:text-interface::print)
497 (after-line-breaking . ,ly:chord-name::after-line-breaking)
501 (meta . ((class . Item)
502 (interfaces . (font-interface
503 rhythmic-grob-interface
510 (stencil . ,ly:text-interface::print)
511 (extra-spacing-width . (+inf.0 . -inf.0))
512 (Y-offset . ,ly:side-position-interface::y-aligned-side)
513 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
516 (staff-padding . 0.5)
517 (script-priority . 200)
518 ;; todo: add X self alignment?
521 (avoid-slur . outside )
523 (meta . ((class . Item)
524 (interfaces . (text-script-interface
526 side-position-interface
531 (break-align-symbol . custos)
533 (stencil . ,ly:custos::print)
534 (break-visibility . ,end-of-line-visible)
536 (neutral-direction . ,DOWN)
537 (Y-offset . ,ly:staff-symbol-referencer::callback)
539 (first-note . (minimum-fixed-space . 0.0))
540 (right-edge . (extra-space . 0.1))))
541 (meta . ((class . Item)
544 staff-symbol-referencer-interface
546 break-aligned-interface))))))
552 (positioning-done . ,ly:dot-column::calc-positioning-done)
553 (X-extent . ,ly:axis-group-interface::width)
554 (meta . ((class . Item)
555 (interfaces . (dot-column-interface
556 axis-group-interface))))))
560 (stencil . ,ly:dots::print)
561 (dot-count . ,dots::calc-dot-count)
562 (staff-position . ,dots::calc-staff-position)
563 (meta . ((class . Item)
564 (interfaces . (font-interface
565 staff-symbol-referencer-interface
570 (stencil . ,ly:percent-repeat-item-interface::double-percent)
573 (font-encoding . fetaMusic)
576 (break-align-symbol . staff-bar)
577 (break-visibility . ,begin-of-line-invisible)
578 (meta . ((class . Item)
579 (interfaces . (font-interface
580 break-aligned-interface
581 percent-repeat-item-interface))))))
583 (DoublePercentRepeatCounter
585 (stencil . ,ly:text-interface::print)
586 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
587 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
588 (Y-offset . ,ly:side-position-interface::y-aligned-side)
589 (font-encoding . fetaNumber)
590 (self-alignment-X . 0)
594 (staff-padding . 0.25)
596 (meta . ((class . Item)
597 (interfaces . (side-position-interface
598 self-alignment-interface
599 percent-repeat-item-interface
605 (Y-offset . ,ly:side-position-interface::y-aligned-side)
606 (staff-padding . 0.1)
609 (minimum-space . 1.2)
612 (outside-staff-priority . 250)
613 (Y-extent . ,ly:axis-group-interface::height)
614 (X-extent . ,ly:axis-group-interface::width)
615 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
616 (meta . ((class . Spanner)
617 (interfaces . (axis-group-interface
619 dynamic-line-spanner-interface
620 side-position-interface))))))
627 (stencil . ,ly:text-interface::print)
628 (direction . ,ly:script-interface::calc-direction)
629 (positioning-done . ,ly:script-interface::calc-positioning-done)
631 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
632 (self-alignment-X . 0)
633 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
634 (self-alignment-Y . 0)
636 (font-encoding . fetaDynamic)
637 (font-shape . italic)
638 (extra-spacing-width . (+inf.0 . -inf.0))
639 (outside-staff-priority . 250)
640 (meta . ((class . Item)
641 (interfaces . (font-interface
643 self-alignment-interface
645 script-interface))))))
649 ;; rather ugh with NCSB
650 ;; (font-series . bold)
651 (font-shape . italic)
652 (style . dashed-line)
654 ;; make sure the spanner doesn't get too close to notes
655 (minimum-Y-extent . (-1 . 1))
656 (bound-details . ((right . ((attach-dir . ,LEFT)
660 (right-broken . ((attach-dir . ,RIGHT)
664 (left . ((attach-dir . ,LEFT)
666 (stencil-offset . (0 . -0.5))
669 (left-broken . ((attach-dir . ,RIGHT)
672 (stencil . ,ly:line-spanner::print)
673 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
674 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
676 ;; need to blend with dynamic texts.
678 (dash-fraction . 0.2)
680 (meta . ((class . Spanner)
681 (interfaces . (font-interface
683 line-spanner-interface
686 dynamic-text-spanner-interface
687 spanner-interface))))))
693 ;; sync with TextScript (?)
696 (avoid-slur . around)
698 (staff-padding . 0.5)
699 (self-alignment-X . 0)
700 (self-alignment-Y . 0)
701 (script-priority . 100)
702 (stencil . ,ly:text-interface::print)
703 (direction . ,ly:script-interface::calc-direction)
704 (positioning-done . ,ly:script-interface::calc-positioning-done)
705 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
707 (text . ,fingering::calc-text)
708 (font-encoding . fetaNumber)
709 (font-size . -5) ; don't overlap when next to heads.
710 (meta . ((class . Item)
711 (interfaces . (finger-interface
713 text-script-interface
715 side-position-interface
716 self-alignment-interface
719 . ((stencil . ,fret-board::calc-stencil)
720 (finger-code . below-string)
721 (meta . ((class . Item)
722 (interfaces . (fret-diagram-interface
730 (zigzag-width . 0.75)
733 (bound-details . ((right . ((attach-dir . ,CENTER)
736 (left . ((attach-dir . ,CENTER)
740 (stencil . ,ly:line-spanner::print)
741 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
742 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
743 (meta . ((class . Spanner)
744 (interfaces . (line-interface
745 unbreakable-spanner-interface
746 line-spanner-interface))))))
750 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
751 (spacing-increment . 0.8)
752 (shortest-duration-space . 1.6)
753 (meta . ((class . Spanner)
754 (interfaces . (grace-spacing-interface
756 spacing-options-interface
757 spanner-interface))))))
762 (meta . ((class . Item)
763 (interfaces . (grid-point-interface))))))
767 (X-extent . ,ly:grid-line-interface::width)
768 (stencil . ,ly:grid-line-interface::print)
769 (self-alignment-X . ,CENTER)
770 (X-offset . ,(ly:make-simple-closure
771 `(,+ ,(ly:make-simple-closure
772 (list ly:self-alignment-interface::centered-on-x-parent))
773 ,(ly:make-simple-closure
774 (list ly:self-alignment-interface::x-aligned-on-self)))))
776 (meta . ((class . Item)
777 (interfaces . (self-alignment-interface
778 grid-line-interface))))))
782 (stencil . ,ly:hairpin::print)
783 (springs-and-rods . ,ly:spanner::set-spacing-rods)
784 (after-line-breaking . ,ly:hairpin::after-line-breaking)
785 (grow-direction . ,hairpin::calc-grow-direction)
790 (minimum-length . 2.0)
791 (bound-padding . 1.0)
792 (self-alignment-Y . 0)
793 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
794 (meta . ((class . Spanner)
795 (interfaces . (hairpin-interface
797 self-alignment-interface
799 spanner-interface))))))
804 (stencil . ,ly:horizontal-bracket::print)
805 (Y-offset . ,ly:side-position-interface::y-aligned-side)
806 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
809 (staff-padding . 0.2)
812 (bracket-flare . (0.5 . 0.5))
813 (meta . ((class . Spanner)
814 (interfaces . (horizontal-bracket-interface
815 side-position-interface
817 spanner-interface))))))
821 (stencil . ,ly:system-start-text::print)
822 (X-offset . ,ly:side-position-interface::x-aligned-side)
824 (self-alignment-Y . ,CENTER)
825 (self-alignment-X . ,CENTER)
826 (meta . ((class . Spanner)
827 (interfaces . (system-start-text-interface
828 side-position-interface
834 (stencil . ,ly:text-interface::print)
835 (Y-offset . ,ly:side-position-interface::y-aligned-side)
836 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
840 (self-alignment-X . ,CENTER)
841 (meta . ((class . Item)
842 (interfaces . (side-position-interface
847 (stencil . ,ly:key-signature-interface::print)
848 (glyph-name-alist . ,cancellation-glyph-name-alist)
850 (time-signature . (extra-space . 1.25))
851 (staff-bar . (extra-space . 0.6))
852 (key-signature . (extra-space . 0.5))
853 (right-edge . (extra-space . 0.5))
854 (first-note . (fixed-space . 2.5))))
855 (Y-offset . ,ly:staff-symbol-referencer::callback)
856 (break-align-symbol . key-cancellation)
857 (break-visibility . ,begin-of-line-invisible)
859 (meta . ((class . Item)
860 (interfaces . (key-cancellation-interface
861 key-signature-interface
863 break-aligned-interface))))))
866 (stencil . ,ly:key-signature-interface::print)
867 (avoid-slur . inside)
868 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
870 (time-signature . (extra-space . 1.15))
871 (staff-bar . (extra-space . 1.1))
872 (right-edge . (extra-space . 0.5))
873 (first-note . (fixed-space . 2.5))))
874 (Y-offset . ,ly:staff-symbol-referencer::callback)
875 (break-align-symbol . key-signature)
876 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
877 (break-visibility . ,begin-of-line-visible)
879 (meta . ((class . Item)
880 (interfaces . (key-signature-interface
882 break-aligned-interface))))))
887 (stencil . ,ly:tie::print)
888 (control-points . ,ly:semi-tie::calc-control-points)
889 (direction . ,ly:tie::calc-direction)
890 (details . ((ratio . 0.333)
891 (height-limit . 1.0)))
892 (head-direction . ,LEFT)
894 (meta . ((class . Item)
895 (interfaces . (semi-tie-interface))
899 (LaissezVibrerTieColumn
903 (head-direction . ,LEFT)
904 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
905 (meta . ((class . Item)
906 (interfaces . (semi-tie-column-interface))
912 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
913 (stencil . ,ly:ledger-line-spanner::print)
916 (minimum-length-fraction . 0.25)
917 (length-fraction . 0.25)
919 (meta . ((class . Spanner)
920 (interfaces . (ledger-line-spanner-interface))))))
924 (break-align-symbol . left-edge)
925 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
928 (break-visibility . ,center-invisible)
930 (custos . (extra-space . 0.0))
931 (ambitus . (extra-space . 2.0))
932 (time-signature . (extra-space . 1.0))
933 (staff-bar . (extra-space . 0.0))
934 (breathing-sign . (minimum-space . 0.0))
935 (clef . (extra-space . 0.8))
936 (first-note . (fixed-space . 2.0))
937 (right-edge . (extra-space . 0.0))
938 (key-signature . (extra-space . 0.0))
939 (key-cancellation . (extra-space . 0.0))
941 (meta . ((class . Item)
942 (interfaces . (break-aligned-interface))))))
946 ;; ugh. A ligature bracket is totally different from
951 (edge-height . (0.7 . 0.7))
952 (shorten-pair . (-0.2 . -0.2))
954 (positions . ,ly:tuplet-bracket::calc-positions)
955 (stencil . ,ly:tuplet-bracket::print)
956 (staff-padding . 0.25)
957 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
958 (control-points . ,ly:tuplet-bracket::calc-control-points)
959 (meta . ((class . Spanner)
960 (interfaces . (line-interface
961 tuplet-bracket-interface))))))
966 (stencil . ,ly:lyric-extender::print)
967 (thickness . 0.8) ; line-thickness
968 (minimum-length . 1.5)
970 (meta . ((class . Spanner)
971 (interfaces . (lyric-interface
972 lyric-extender-interface))))))
980 (minimum-length . 0.3)
981 (minimum-distance . 0.1)
983 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
984 (stencil . ,ly:lyric-hyphen::print)
986 (meta . ((class . Spanner)
987 (interfaces . (lyric-interface
989 lyric-hyphen-interface
990 spanner-interface))))))
993 . ((minimum-distance . 0.45)
994 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
998 (meta . ((class . Spanner)
999 (interfaces . (spanner-interface
1000 lyric-hyphen-interface ))
1006 (stencil . ,lyric-text::print)
1007 (text . ,(grob::calc-property-by-copy 'text))
1008 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1009 (self-alignment-X . 0)
1011 (font-series . bold-narrow)
1013 (extra-spacing-width . (0.0 . 0.0))
1014 (meta . ((class . Item)
1015 (interfaces . (rhythmic-grob-interface
1016 lyric-syllable-interface
1017 self-alignment-interface
1019 font-interface))))))
1024 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1026 (stencil . ,ly:measure-grouping::print)
1032 (meta . ((class . Spanner)
1033 (interfaces . (side-position-interface
1034 measure-grouping-interface))))))
1038 (neutral-direction . ,DOWN)
1039 (meta . ((class . Item)
1040 (interfaces . (melody-spanner-interface ))))))
1045 (stencil . ,ly:mensural-ligature::print)
1046 (meta . ((class . Spanner)
1047 (interfaces . (mensural-ligature-interface
1048 font-interface))))))
1052 (stencil . ,ly:text-interface::print)
1053 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1057 (extra-spacing-width . (+inf.0 . -inf.0))
1058 (outside-staff-priority . 1000)
1059 (meta . ((class . Item)
1060 (interfaces . (text-interface
1061 side-position-interface
1063 metronome-mark-interface))))))
1068 (stencil . ,ly:multi-measure-rest::print)
1069 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1070 (Y-offset . ,ly:staff-symbol-referencer::callback)
1071 (staff-position . 0)
1073 (thick-thickness . 6.6)
1074 (hair-thickness . 2.0)
1076 (meta . ((class . Spanner)
1077 (interfaces . (multi-measure-rest-interface
1078 multi-measure-interface
1081 staff-symbol-referencer-interface))))))
1084 (MultiMeasureRestNumber
1086 (bound-padding . 2.0)
1087 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1088 (stencil . ,ly:text-interface::print)
1089 (X-offset . ,(ly:make-simple-closure
1090 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1091 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1092 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1094 (self-alignment-X . 0)
1097 (staff-padding . 0.4)
1098 (font-encoding . fetaNumber)
1099 (meta . ((class . Spanner)
1100 (interfaces . (side-position-interface
1101 multi-measure-interface
1102 self-alignment-interface
1107 (MultiMeasureRestText
1109 (stencil . ,ly:text-interface::print)
1110 (X-offset . ,(ly:make-simple-closure
1111 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1112 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1114 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1115 (self-alignment-X . 0)
1118 (staff-padding . 0.25)
1119 (outside-staff-priority . 450)
1120 (meta . ((class . Spanner)
1121 (interfaces . (side-position-interface
1122 multi-measure-interface
1123 self-alignment-interface
1125 text-interface))))))
1127 (NonMusicalPaperColumn
1129 (allow-loose-spacing . #t)
1131 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1132 (X-extent . ,ly:axis-group-interface::width)
1133 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1134 ;; (stencil . ,ly:paper-column::print)
1137 (line-break-permission . allow)
1138 (page-break-permission . allow)
1140 ;; debugging stuff: print column number.
1141 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1143 (meta . ((class . Paper_column)
1144 (interfaces . (paper-column-interface
1145 axis-group-interface
1146 separation-item-interface
1147 spaceable-grob-interface))))))
1152 (X-extent . ,ly:axis-group-interface::width)
1153 (Y-extent . ,ly:axis-group-interface::height)
1154 (prefer-dotted-right . #t)
1155 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1156 (meta . ((class . Item)
1157 (interfaces . (note-collision-interface
1158 axis-group-interface))))))
1163 (X-extent . ,ly:axis-group-interface::width)
1164 (Y-extent . ,ly:axis-group-interface::height)
1165 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1166 (meta . ((class . Item)
1167 (interfaces . (axis-group-interface
1168 separation-item-interface
1169 note-column-interface))))))
1173 (stencil . ,ly:note-head::print)
1174 (duration-log . ,note-head::calc-duration-log)
1175 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1176 (glyph-name . ,note-head::calc-glyph-name)
1177 (Y-offset . ,ly:staff-symbol-referencer::callback)
1178 (X-offset . ,ly:note-head::stem-x-shift)
1179 (meta . ((class . Item)
1180 (interfaces . (rhythmic-grob-interface
1181 rhythmic-head-interface
1185 staff-symbol-referencer-interface))))))
1189 (stem-spacing-correction . 0.5)
1190 (same-direction-correction . 0.25)
1191 (space-to-barline . #t)
1192 ;; Changed this from 0.75.
1193 ;; If you ever change this back, please document! --hwn
1194 (knee-spacing-correction . 1.0)
1195 (meta . ((class . Item)
1196 (interfaces . (spacing-interface
1197 note-spacing-interface))))))
1201 (stencil . ,ly:text-interface::print)
1202 (meta . ((class . Item)
1203 (interfaces . (note-name-interface
1205 font-interface))))))
1209 (self-alignment-X . 0)
1210 (break-visibility . ,begin-of-line-visible)
1211 (X-offset . ,(ly:make-simple-closure
1212 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1213 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1215 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1216 (stencil . ,ly:text-interface::print)
1217 (font-shape . italic)
1218 (staff-padding . 0.2)
1220 (meta . ((class . Item)
1221 (interfaces . (text-interface
1222 self-alignment-interface
1223 side-position-interface
1224 font-interface))))))
1228 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1229 (stencil . ,ly:ottava-bracket::print)
1230 (font-shape . italic)
1231 (shorten-pair . (0.0 . -0.6))
1232 (staff-padding . 1.0)
1234 (minimum-length . 1.0)
1235 (style . dashed-line)
1236 (dash-fraction . 0.3)
1237 (edge-height . (0 . 1.2))
1239 (outside-staff-priority . 400)
1240 (meta . ((class . Spanner)
1241 (interfaces . (ottava-bracket-interface
1242 horizontal-bracket-interface
1244 side-position-interface
1246 text-interface))))))
1251 (allow-loose-spacing . #t)
1252 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1253 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1254 ;; (stencil . ,ly:paper-column::print)
1255 (X-extent . ,ly:axis-group-interface::width)
1258 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1259 (meta . ((class . Paper_column)
1260 (interfaces . (paper-column-interface
1261 separation-item-interface
1262 axis-group-interface
1263 spaceable-grob-interface))))))
1266 . ((stencil . ,parentheses-item::print)
1267 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1270 (meta . ((class . Item)
1271 (interfaces . (parentheses-interface font-interface))))
1274 (HarmonicParenthesesItem
1275 . ((stencil . ,parentheses-item::print)
1277 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1278 (meta . ((class . Item)
1279 (interfaces . (parentheses-interface font-interface))))
1283 . ((details . ,default-slur-details)
1284 (control-points . ,ly:slur::calc-control-points)
1285 (direction . ,ly:slur::calc-direction)
1286 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1287 (Y-extent . ,ly:slur::height)
1288 (stencil . ,ly:slur::print)
1290 (minimum-length . 1.5)
1291 (height-limit . 2.0)
1293 (cross-staff . ,ly:slur::calc-cross-staff)
1294 (meta . ((class . Spanner)
1295 (interfaces . (slur-interface))))))
1301 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1302 (stencil . ,ly:multi-measure-rest::percent)
1305 (font-encoding . fetaMusic)
1306 (meta . ((class . Spanner)
1307 (interfaces . (multi-measure-rest-interface
1309 percent-repeat-item-interface))))))
1310 (PercentRepeatCounter
1312 (stencil . ,ly:text-interface::print)
1313 (X-offset . ,(ly:make-simple-closure
1314 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1315 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1316 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1317 (self-alignment-X . 0)
1320 (staff-padding . 0.25)
1322 (font-encoding . fetaNumber)
1323 (meta . ((class . Spanner)
1324 (interfaces . (side-position-interface
1325 self-alignment-interface
1326 percent-repeat-item-interface
1328 text-interface))))))
1330 ;; an example of a text spanner
1333 (stencil . ,ly:piano-pedal-bracket::print)
1335 (bound-padding . 1.0)
1337 (bracket-flare . (0.5 . 0.5))
1338 (edge-height . (1.0 . 1.0))
1339 (shorten-pair . (0.0 . 0.0))
1341 (meta . ((class . Spanner)
1342 (interfaces . (line-interface
1343 piano-pedal-interface
1344 piano-pedal-bracket-interface))))))
1348 (stencil . ,ly:text-interface::print)
1349 (X-offset . ,(ly:make-simple-closure
1351 ,(ly:make-simple-closure
1352 (list ly:break-alignable-interface::self-align-callback))
1353 ,(ly:make-simple-closure
1354 (list ly:self-alignment-interface::x-aligned-on-self)))))
1356 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1357 (extra-spacing-width . (+inf.0 . -inf.0))
1358 (self-alignment-X . 0)
1363 (break-visibility . ,end-of-line-invisible)
1364 (break-align-symbols . (staff-bar clef))
1366 (outside-staff-priority . 1500)
1367 (meta . ((class . Item)
1368 (interfaces . (text-interface
1369 side-position-interface
1370 break-alignable-interface
1373 self-alignment-interface))))))
1377 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1380 (meta . ((class . Item)
1381 (interfaces . (rhythmic-grob-interface
1382 percent-repeat-item-interface))))))
1386 (stencil . ,ly:tie::print)
1387 (control-points . ,ly:semi-tie::calc-control-points)
1388 (direction . ,ly:tie::calc-direction)
1389 (details . ((ratio . 0.333)
1390 (height-limit . 1.0)))
1392 (head-direction . ,RIGHT)
1393 (meta . ((class . Item)
1394 (interfaces . (semi-tie-interface))
1402 (direction . ,ly:tie::calc-direction)
1403 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1405 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1406 (meta . ((class . Item)
1407 (interfaces . (semi-tie-column-interface))
1413 (stencil . ,ly:rest::print)
1414 (duration-log . ,stem::calc-duration-log)
1415 (X-extent . ,ly:rest::width)
1416 (Y-extent . ,ly:rest::height)
1417 (Y-offset . ,ly:rest::y-offset-callback)
1418 (minimum-distance . 0.25)
1419 (meta . ((class . Item)
1420 (interfaces . (font-interface
1421 rhythmic-head-interface
1422 rhythmic-grob-interface
1423 staff-symbol-referencer-interface
1424 rest-interface))))))
1428 (minimum-distance . 0.75)
1429 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1430 (meta . ((class . Item)
1431 (interfaces . (rest-collision-interface))))))
1435 ;; don't set direction here: it breaks staccato.
1437 ;; padding set in script definitions.
1438 (staff-padding . 0.25)
1439 (X-offset . ,script-interface::calc-x-offset)
1440 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1443 (stencil . ,ly:script-interface::print)
1444 (direction . ,ly:script-interface::calc-direction)
1445 (positioning-done . ,ly:script-interface::calc-positioning-done)
1446 (font-encoding . fetaMusic)
1447 (cross-staff . ,ly:script-interface::calc-cross-staff)
1448 (meta . ((class . Item)
1449 (interfaces . (script-interface
1450 side-position-interface
1451 font-interface))))))
1455 (before-line-breaking . ,ly:script-column::before-line-breaking)
1456 (meta . ((class . Item)
1457 (interfaces . (script-column-interface))))))
1460 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1461 (meta . ((class . Item)
1462 (interfaces . (script-column-interface))))))
1466 (avoid-slur . inside)
1467 (X-extent . ,ly:axis-group-interface::width)
1468 (Y-extent . ,ly:axis-group-interface::height)
1469 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1470 (stencil . ,ly:separation-item::print)
1471 (meta . ((class . Item)
1473 separation-item-interface))))))
1476 . ((details . ,default-slur-details)
1477 (control-points . ,ly:slur::calc-control-points)
1478 (direction . ,ly:slur::calc-direction)
1479 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1480 (Y-extent . ,ly:slur::height)
1481 (stencil . ,ly:slur::print)
1483 (line-thickness . 0.8)
1484 (minimum-length . 1.5)
1485 (height-limit . 2.0)
1487 (avoid-slur . inside)
1488 (cross-staff . ,ly:slur::calc-cross-staff)
1489 (meta . ((class . Spanner)
1490 (interfaces . (slur-interface))))))
1494 (stencil . ,ly:text-interface::print)
1495 (direction . ,RIGHT)
1496 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1497 (extra-spacing-width . (+inf.0 . -inf.0))
1498 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1499 (font-shape . italic)
1500 (self-alignment-X . 0)
1501 (meta . ((class . Item)
1502 (interfaces . (text-interface
1503 self-alignment-interface
1504 piano-pedal-script-interface
1505 font-interface))))))
1507 (SostenutoPedalLineSpanner
1510 (Y-extent . ,ly:axis-group-interface::height)
1511 (X-extent . ,ly:axis-group-interface::width)
1512 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1513 (outside-staff-priority . 1000)
1515 (staff-padding . 1.0)
1517 (minimum-space . 1.0)
1519 (meta . ((class . Spanner)
1520 (interfaces . (piano-pedal-interface
1521 axis-group-interface
1522 side-position-interface))))))
1525 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1526 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1527 (average-spacing-wishes . #t)
1528 (shortest-duration-space . 2.0)
1529 (spacing-increment . 1.2)
1531 (base-shortest-duration . ,(ly:make-moment 3 16))
1532 (meta . ((class . Spanner)
1534 spacing-options-interface
1535 spacing-spanner-interface))))))
1539 (break-align-symbol . staff-bar)
1540 (Y-extent . ,ly:axis-group-interface::height)
1544 (stencil . ,ly:span-bar::print)
1545 (bar-size . ,ly:span-bar::calc-bar-size)
1546 (bar-extent . ,ly:axis-group-interface::height)
1547 (X-extent . ,ly:span-bar::width)
1548 (glyph-name . ,ly:span-bar::calc-glyph-name)
1549 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1550 (allow-span-bar . #t)
1555 ;; Ross. page 151 lists other values, we opt for a leaner look
1559 (hair-thickness . 1.6)
1560 (thick-thickness . 6.0)
1561 (meta . ((class . Item)
1562 (interfaces . (span-bar-interface
1564 bar-line-interface))))))
1568 (stencil . ,ly:text-interface::print)
1569 (font-series . bold)
1571 (X-offset . ,ly:side-position-interface::x-aligned-side)
1574 (meta . ((class . Item)
1575 (interfaces . (side-position-interface
1576 stanza-number-interface
1578 font-interface))))))
1584 (stem-spacing-correction . 0.4)
1585 (meta . ((class . Item)
1586 (interfaces . (spacing-interface
1587 staff-spacing-interface))))))
1592 (Y-extent . ,ly:staff-symbol::height)
1593 (stencil . ,ly:staff-symbol::print)
1595 (ledger-line-thickness . (1.0 . 0.1))
1597 (meta . ((class . Spanner)
1598 (interfaces . (staff-symbol-interface))))))
1602 (direction . ,ly:stem::calc-direction)
1603 (duration-log . ,stem::calc-duration-log)
1604 (default-direction . ,ly:stem::calc-default-direction)
1605 (stem-end-position . ,ly:stem::calc-stem-end-position)
1607 (neutral-direction . ,DOWN)
1608 (stem-info . ,ly:stem::calc-stem-info)
1609 (positioning-done . ,ly:stem::calc-positioning-done)
1610 (stencil . ,ly:stem::print)
1611 (X-extent . ,ly:stem::width)
1612 (Y-extent . ,ly:stem::height)
1613 (length . ,ly:stem::calc-length)
1615 (cross-staff . ,ly:stem::calc-cross-staff)
1618 ;; 3.5 (or 3 measured from note head) is standard length
1619 ;; 32nd, 64th flagged stems should be longer
1620 (lengths . (3.5 3.5 3.5 4.5 5.0))
1622 ;; FIXME. 3.5 yields too long beams (according to Ross and
1623 ;; looking at Baerenreiter examples) for a number of common
1624 ;; boundary cases. Subtracting half a beam thickness fixes
1625 ;; this, but the bug may well be somewhere else.
1627 ;; FIXME this should come from 'lengths
1628 (beamed-lengths . (3.26 3.5 3.6))
1630 ;; The 'normal' minima
1631 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1632 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1634 ;; The 'extreme case' minima
1635 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1637 ;; Stems in unnatural (forced) direction should be shortened by
1638 ;; one staff space, according to [Roush & Gourlay].
1639 ;; Flagged stems we shorten only half a staff space.
1640 (stem-shorten . (1.0 0.5))
1644 ;; We use the normal minima as minimum for the ideal lengths,
1645 ;; and the extreme minima as abolute minimum length.
1647 (X-offset . ,ly:stem::offset-callback)
1648 (Y-offset . ,ly:staff-symbol-referencer::callback)
1649 (meta . ((class . Item)
1650 (interfaces . (stem-interface
1651 font-interface))))))
1655 (Y-extent . ,ly:stem-tremolo::height)
1656 (X-extent . ,ly:stem-tremolo::width)
1657 (stencil . ,ly:stem-tremolo::print)
1658 (slope . ,ly:stem-tremolo::calc-slope)
1659 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1660 (style . ,ly:stem-tremolo::calc-style)
1661 (beam-thickness . 0.48) ; staff-space
1662 (meta . ((class . Item)
1663 (interfaces . (stem-tremolo-interface))))))
1667 (stencil . ,print-circled-text-callback)
1668 (text . ,string-number::calc-text)
1670 (staff-padding . 0.5)
1671 (self-alignment-X . 0)
1672 (self-alignment-Y . 0)
1673 (script-priority . 100)
1674 (font-encoding . fetaNumber)
1675 (font-size . -5) ; don't overlap when next to heads.
1676 (meta . ((class . Item)
1677 (interfaces . (string-number-interface
1679 text-script-interface
1681 side-position-interface
1682 self-alignment-interface
1687 (stencil . ,ly:text-interface::print)
1688 (text . ,stroke-finger::calc-text)
1689 (digit-names . #("p" "i" "m" "a" "x"))
1691 (staff-padding . 0.5)
1692 (self-alignment-X . 0)
1693 (self-alignment-Y . 0)
1694 (script-priority . 100)
1695 (font-shape . italic)
1696 (font-size . -4) ; don't overlap when next to heads.
1697 (meta . ((class . Item)
1698 (interfaces . (stroke-finger-interface
1700 text-script-interface
1702 side-position-interface
1703 self-alignment-interface
1709 (extra-spacing-width . (+inf.0 . -inf.0))
1710 (stencil . ,ly:sustain-pedal::print)
1711 (self-alignment-X . 0)
1712 (direction . ,RIGHT)
1713 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1714 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1715 (meta . ((class . Item)
1716 (interfaces . (piano-pedal-interface
1718 self-alignment-interface
1719 piano-pedal-script-interface
1720 font-interface))))))
1722 (SustainPedalLineSpanner
1725 (Y-extent . ,ly:axis-group-interface::height)
1726 (X-extent . ,ly:axis-group-interface::width)
1727 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1728 (outside-staff-priority . 1000)
1731 (staff-padding . 1.2)
1732 (minimum-space . 1.0)
1734 (meta . ((class . Spanner)
1735 (interfaces . (piano-pedal-interface
1736 axis-group-interface
1737 side-position-interface))))))
1742 (X-extent . ,ly:axis-group-interface::width)
1743 (Y-extent . ,ly:axis-group-interface::height)
1744 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1745 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1746 (meta . ((class . System)
1747 (interfaces . (system-interface
1748 axis-group-interface))))))
1754 (stencil . ,ly:system-start-delimiter::print)
1755 (collapse-height . 5.0)
1756 (X-offset . ,ly:side-position-interface::x-aligned-side)
1758 (font-encoding . fetaBraces)
1760 (meta . ((class . Spanner)
1761 (interfaces . (system-start-delimiter-interface
1762 side-position-interface
1763 font-interface))))))
1769 (X-offset . ,ly:side-position-interface::x-aligned-side)
1771 (stencil . ,ly:system-start-delimiter::print)
1772 (style . line-bracket)
1774 (meta . ((class . Spanner)
1775 (interfaces . (font-interface
1776 side-position-interface
1777 system-start-delimiter-interface))))))
1782 (X-offset . ,ly:side-position-interface::x-aligned-side)
1784 (stencil . ,ly:system-start-delimiter::print)
1786 (collapse-height . 5.0)
1788 (meta . ((class . Spanner)
1789 (interfaces . (font-interface
1790 side-position-interface
1791 system-start-delimiter-interface))))))
1798 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1799 (X-offset . ,ly:side-position-interface::x-aligned-side)
1802 (collapse-height . 5.0)
1804 (stencil . ,ly:system-start-delimiter::print)
1805 (meta . ((class . Spanner)
1806 (interfaces . (side-position-interface
1807 system-start-delimiter-interface))))))
1811 (stencil . ,ly:text-interface::print)
1812 (Y-offset . ,ly:staff-symbol-referencer::callback)
1813 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1816 (stem-attachment . (0.0 . 1.35))
1817 (font-series . bold)
1818 (meta . ((class . Item)
1820 . (rhythmic-head-interface
1821 font-interface rhythmic-grob-interface
1823 staff-symbol-referencer-interface
1824 text-interface))))))
1828 (extra-spacing-width . (+inf.0 . -inf.0))
1829 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1830 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1834 ;; sync with Fingering ?
1836 (staff-padding . 0.5)
1838 (stencil . ,ly:text-interface::print)
1839 (direction . ,ly:script-interface::calc-direction)
1840 (positioning-done . ,ly:script-interface::calc-positioning-done)
1842 (outside-staff-priority . 450)
1843 (avoid-slur . around)
1844 (slur-padding . 0.5)
1845 (script-priority . 200)
1846 (cross-staff . ,ly:script-interface::calc-cross-staff)
1847 ;; todo: add X self alignment?
1848 (meta . ((class . Item)
1849 (interfaces . (text-script-interface
1851 side-position-interface
1852 font-interface))))))
1856 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1857 (font-shape . italic)
1858 (style . dashed-line)
1859 (staff-padding . 0.8)
1860 (dash-fraction . 0.2)
1864 (outside-staff-priority . 350)
1866 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1867 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1868 (bound-details . ((left . ((Y . 0)
1870 (attach-dir . ,LEFT)
1876 (stencil . ,ly:line-spanner::print)
1878 (meta . ((class . Spanner)
1879 (interfaces . (line-spanner-interface
1880 side-position-interface
1881 font-interface))))))
1885 (control-points . ,ly:tie::calc-control-points)
1886 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1887 (avoid-slur . inside)
1888 (direction . ,ly:tie::calc-direction)
1889 (neutral-direction . ,DOWN)
1890 (stencil . ,ly:tie::print)
1893 ;; for a full list, see tie-details.cc
1895 (center-staff-line-clearance . 0.6)
1896 (tip-staff-line-clearance . 0.45)
1897 (note-head-gap . 0.2)
1899 (height-limit . 1.0)
1900 (horizontal-distance-penalty-factor . 10)
1901 (same-dir-as-stem-penalty . 8)
1902 (min-length-penalty-factor . 26)
1903 (tie-tie-collision-distance . 0.45)
1904 (tie-tie-collision-penalty . 25.0)
1905 (intra-space-threshold . 1.25)
1906 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1907 (outer-tie-length-symmetry-penalty-factor . 10)
1908 (vertical-distance-penalty-factor . 7)
1909 (outer-tie-vertical-gap . 0.25)
1910 (multi-tie-region-size . 1)
1911 (single-tie-region-size . 4)
1912 (between-length-limit . 1.0)))
1915 (line-thickness . 0.8)
1916 (meta . ((class . Spanner)
1917 (interfaces . (tie-interface))))
1922 (positioning-done . ,ly:tie-column::calc-positioning-done)
1923 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1926 (meta . ((class . Spanner)
1927 (interfaces . (tie-column-interface))))))
1931 (stencil . ,ly:time-signature::print)
1932 (break-align-symbol . time-signature)
1934 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1935 (break-visibility . ,all-visible)
1936 (avoid-slur . inside)
1938 (first-note . (fixed-space . 2.0))
1939 (right-edge . (extra-space . 0.5))
1940 (staff-bar . (minimum-space . 2.0))))
1943 (meta . ((class . Item)
1944 (interfaces . (time-signature-interface
1945 break-aligned-interface
1946 font-interface))))))
1950 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1951 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1953 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1955 (make-musicglyph-markup "scripts.trill")))
1957 (stencil-offset . (-0.5 . 0))
1959 (attach-dir . ,CENTER)
1960 ;; this isn't CENTER because the trill glyph's origin
1961 ;; is not centered in its extent; to have the trill
1962 ;; spanner aligned the same as a trill, we need a slight offset
1963 (anchor-alignment . 0.15)
1965 (left-broken . ((end-on-note . #t)))
1969 (stencil . ,ly:line-spanner::print)
1972 (staff-padding . 1.0)
1975 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1977 (outside-staff-priority . 50)
1978 (meta . ((class . Spanner)
1979 (interfaces . (line-spanner-interface
1981 trill-spanner-interface
1982 side-position-interface
1983 font-interface))))))
1985 (TrillPitchAccidental
1986 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1991 (stencil . ,ly:accidental-interface::print)
1992 (Y-extent . ,ly:accidental-interface::height)
1993 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1994 (meta . ((class . Item)
1995 (interfaces . (trill-pitch-accidental-interface
1996 accidental-interface
1997 side-position-interface
1998 font-interface))))))
2001 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
2004 (stencil . ,parenthesize-elements)
2005 (stencils . ,parentheses-item::calc-parenthesis-stencils)
2006 (direction . ,RIGHT)
2009 (meta . ((class . Item)
2010 (interfaces . (side-position-interface
2011 parentheses-interface
2013 rhythmic-head-interface
2015 axis-group-interface))))))
2019 (stencil . ,ly:note-head::print)
2021 (Y-offset . ,ly:staff-symbol-referencer::callback)
2023 (meta . ((class . Item)
2024 (interfaces . (rhythmic-head-interface
2026 pitched-trill-interface
2028 staff-symbol-referencer-interface))))))
2034 (edge-height . (0.7 . 0.7))
2035 (shorten-pair . (-0.2 . -0.2))
2036 (staff-padding . 0.25)
2037 (direction . ,ly:tuplet-bracket::calc-direction)
2038 (positions . ,ly:tuplet-bracket::calc-positions)
2039 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2040 (control-points . ,ly:tuplet-bracket::calc-control-points)
2041 (stencil . ,ly:tuplet-bracket::print)
2042 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2044 (meta . ((class . Spanner)
2045 (interfaces . (line-interface
2046 tuplet-bracket-interface))))))
2050 (stencil . ,ly:tuplet-number::print)
2051 (text . ,tuplet-number::calc-denominator-text)
2052 (font-shape . italic)
2054 (avoid-slur . inside)
2055 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2056 (meta . ((class . Spanner)
2057 (interfaces . (text-interface tuplet-number-interface
2058 font-interface))))))
2062 (stencil . ,ly:text-interface::print)
2063 (font-shape . italic)
2064 (extra-spacing-width . (+inf.0 . -inf.0))
2065 (self-alignment-X . 0)
2066 (direction . ,RIGHT)
2067 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2068 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2069 (meta . ((class . Item)
2070 (interfaces . (text-interface
2071 piano-pedal-script-interface
2072 self-alignment-interface
2073 font-interface))))))
2075 (UnaCordaPedalLineSpanner
2078 (Y-extent . ,ly:axis-group-interface::height)
2079 (X-extent . ,ly:axis-group-interface::width)
2080 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2081 (outside-staff-priority . 1000)
2084 (staff-padding . 1.2)
2085 (minimum-space . 1.0)
2087 (meta . ((class . Spanner)
2088 (interfaces . (piano-pedal-interface
2089 axis-group-interface
2090 side-position-interface))))))
2096 (stencil . ,ly:vaticana-ligature::print)
2097 (meta . ((class . Spanner)
2098 (interfaces . (vaticana-ligature-interface
2099 font-interface))))))
2104 (positioning-done . ,ly:align-interface::calc-positioning-done)
2105 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2106 (Y-extent . ,ly:axis-group-interface::height)
2107 (X-extent . ,ly:axis-group-interface::width)
2110 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2112 (meta . ((class . Spanner)
2113 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2114 (interfaces . (align-interface
2115 axis-group-interface))))))
2119 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2120 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2121 (X-extent . ,ly:axis-group-interface::width)
2122 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2123 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2124 (stencil . ,ly:axis-group-interface::print)
2125 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2126 (meta . ((class . Spanner)
2127 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2128 (interfaces . (axis-group-interface
2129 hara-kiri-group-spanner-interface
2130 vertically-spaceable-interface))))))
2135 (stencil . ,ly:volta-bracket-interface::print)
2136 (font-encoding . fetaNumber)
2137 (thickness . 1.6) ;; line-thickness
2138 (edge-height . (2.0 . 2.0)) ;; staff-space;
2141 (meta . ((class . Spanner)
2142 (interfaces . (volta-bracket-interface
2143 horizontal-bracket-interface
2146 side-position-interface
2150 (VoltaBracketSpanner
2156 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2157 (outside-staff-priority . 100)
2158 (Y-extent . ,ly:axis-group-interface::height)
2159 (X-extent . ,ly:axis-group-interface::width)
2160 (no-alignment . ,#t)
2161 (meta . ((class . Spanner)
2162 (interfaces . (side-position-interface
2163 axis-group-interface)))
2173 (bound-details . ((right . ((attach-dir . ,CENTER)
2176 (left . ((attach-dir . ,CENTER)
2180 (stencil . ,ly:line-spanner::print)
2181 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2182 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2183 (meta . ((class . Spanner)
2184 (interfaces . (line-spanner-interface
2190 (define (completize-grob-entry x)
2191 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2193 ;; (display (car x))
2195 (let* ((name-sym (car x))
2196 (grob-entry (cdr x))
2197 (meta-entry (cdr (assoc 'meta grob-entry)))
2198 (class (cdr (assoc 'class meta-entry)))
2200 (cdr (assoc 'interfaces meta-entry))))
2204 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2205 ((eq? 'Spanner class)
2206 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2207 ((eq? 'Paper_column class)
2208 (set! ifaces-entry (cons 'item-interface
2209 (cons 'paper-column-interface ifaces-entry))))
2210 ((eq? 'System class)
2211 (set! ifaces-entry (cons 'system-interface
2212 (cons 'spanner-interface ifaces-entry))))
2214 (ly:warning "Unknown class ~a" class)))
2216 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2217 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2219 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2220 (set! meta-entry (assoc-set! meta-entry 'interfaces
2222 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2223 (cons name-sym grob-entry)))
2225 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2227 ;; (display (map pair? all-grob-descriptions))
2229 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2232 ;; (display (car x)) (newline)
2234 (set-object-property! (car x) 'translation-type? list?)
2235 (set-object-property! (car x) 'is-grob? #t))
2236 all-grob-descriptions)
2238 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2240 (define pure-print-callbacks
2242 print-circled-text-callback
2245 ly:arpeggio::brew-chord-bracket
2250 ly:text-interface::print
2251 ly:script-interface::print))
2253 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2254 (define (pure-stencil-height grob start stop)
2255 (let ((sten (ly:grob-property-data grob 'stencil)))
2258 (memq sten pure-print-callbacks))
2259 (ly:grob::stencil-height grob)
2262 (define pure-conversions-alist
2264 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2265 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2266 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2267 (,ly:stem::height . ,ly:stem::pure-height)
2268 (,ly:rest::height . ,ly:rest::pure-height)
2269 (,ly:grob::stencil-height . ,pure-stencil-height)
2270 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2271 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2272 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2273 (,ly:slur::height . ,ly:slur::pure-height)
2274 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2276 (define pure-functions
2278 parenthesize-elements
2279 ly:rest::y-offset-callback
2280 ly:staff-symbol-referencer::callback
2281 ly:staff-symbol::height))
2283 (define-public (pure-relevant? grob)
2284 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2287 (pair? extent-callback)
2288 (memq extent-callback pure-functions)
2290 (pair? (assq extent-callback pure-conversions-alist))
2293 (not (eq? extent-callback ly:grob::stencil-height))
2294 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2295 (ly:stencil? (ly:grob-property-data grob 'stencil))
2299 (define-public (call-pure-function unpure args start end)
2300 (if (ly:simple-closure? unpure)
2301 (ly:eval-simple-closure (car args) unpure start end)
2302 (if (not (procedure? unpure))
2304 (if (memq unpure pure-functions)
2306 (let ((pure (assq unpure pure-conversions-alist)))
2310 (list (car args) start end)