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?
522 (meta . ((class . Item)
523 (interfaces . (text-script-interface
525 side-position-interface
530 (break-align-symbol . custos)
532 (stencil . ,ly:custos::print)
533 (break-visibility . ,end-of-line-visible)
535 (neutral-direction . ,DOWN)
536 (Y-offset . ,ly:staff-symbol-referencer::callback)
538 (first-note . (minimum-fixed-space . 0.0))
539 (right-edge . (extra-space . 0.1))))
540 (meta . ((class . Item)
543 staff-symbol-referencer-interface
545 break-aligned-interface))))))
551 (positioning-done . ,ly:dot-column::calc-positioning-done)
552 (X-extent . ,ly:axis-group-interface::width)
553 (meta . ((class . Item)
554 (interfaces . (dot-column-interface
555 axis-group-interface))))))
559 (stencil . ,ly:dots::print)
560 (dot-count . ,dots::calc-dot-count)
561 (staff-position . ,dots::calc-staff-position)
562 (meta . ((class . Item)
563 (interfaces . (font-interface
564 staff-symbol-referencer-interface
569 (stencil . ,ly:percent-repeat-item-interface::double-percent)
572 (font-encoding . fetaMusic)
575 (break-align-symbol . staff-bar)
576 (break-visibility . ,begin-of-line-invisible)
577 (meta . ((class . Item)
578 (interfaces . (font-interface
579 break-aligned-interface
580 percent-repeat-item-interface))))))
582 (DoublePercentRepeatCounter
584 (stencil . ,ly:text-interface::print)
585 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-y-parent))
586 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
587 (Y-offset . ,ly:side-position-interface::y-aligned-side)
588 (font-encoding . fetaNumber)
589 (self-alignment-X . 0)
593 (staff-padding . 0.25)
595 (meta . ((class . Item)
596 (interfaces . (side-position-interface
597 self-alignment-interface
598 percent-repeat-item-interface
604 (Y-offset . ,ly:side-position-interface::y-aligned-side)
605 (staff-padding . 0.1)
608 (minimum-space . 1.2)
611 (outside-staff-priority . 250)
612 (Y-extent . ,ly:axis-group-interface::height)
613 (X-extent . ,ly:axis-group-interface::width)
614 (cross-staff . ,ly:side-position-interface::calc-cross-staff)
615 (meta . ((class . Spanner)
616 (interfaces . (axis-group-interface
618 dynamic-line-spanner-interface
619 side-position-interface))))))
626 (stencil . ,ly:text-interface::print)
627 (direction . ,ly:script-interface::calc-direction)
628 (positioning-done . ,ly:script-interface::calc-positioning-done)
630 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
631 (self-alignment-X . 0)
632 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
633 (self-alignment-Y . 0)
635 (font-encoding . fetaDynamic)
636 (font-shape . italic)
637 (extra-spacing-width . (+inf.0 . -inf.0))
638 (outside-staff-priority . 250)
639 (meta . ((class . Item)
640 (interfaces . (font-interface
642 self-alignment-interface
644 script-interface))))))
648 ;; rather ugh with NCSB
649 ;; (font-series . bold)
650 (font-shape . italic)
651 (style . dashed-line)
653 ;; make sure the spanner doesn't get too close to notes
654 (minimum-Y-extent . (-1 . 1))
655 (bound-details . ((right . ((attach-dir . ,LEFT)
659 (right-broken . ((attach-dir . ,RIGHT)
663 (left . ((attach-dir . ,LEFT)
665 (stencil-offset . (0 . -0.5))
668 (left-broken . ((attach-dir . ,RIGHT)
671 (stencil . ,ly:line-spanner::print)
672 (left-bound-info . ,ly:line-spanner::calc-left-bound-info-and-text)
673 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
675 ;; need to blend with dynamic texts.
677 (dash-fraction . 0.2)
679 (meta . ((class . Spanner)
680 (interfaces . (font-interface
682 line-spanner-interface
685 dynamic-text-spanner-interface
686 spanner-interface))))))
692 ;; sync with TextScript (?)
695 (avoid-slur . around)
697 (staff-padding . 0.5)
698 (self-alignment-X . 0)
699 (self-alignment-Y . 0)
700 (script-priority . 100)
701 (stencil . ,ly:text-interface::print)
702 (direction . ,ly:script-interface::calc-direction)
703 (positioning-done . ,ly:script-interface::calc-positioning-done)
705 (text . ,fingering::calc-text)
706 (font-encoding . fetaNumber)
707 (font-size . -5) ; don't overlap when next to heads.
708 (meta . ((class . Item)
709 (interfaces . (finger-interface
711 text-script-interface
713 side-position-interface
714 self-alignment-interface
717 . ((stencil . ,fret-board::calc-stencil)
718 (finger-code . below-string)
719 (meta . ((class . Item)
720 (interfaces . (fret-diagram-interface
728 (zigzag-width . 0.75)
731 (bound-details . ((right . ((attach-dir . ,CENTER)
734 (left . ((attach-dir . ,CENTER)
738 (stencil . ,ly:line-spanner::print)
739 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
740 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
741 (meta . ((class . Spanner)
742 (interfaces . (line-interface
743 unbreakable-spanner-interface
744 line-spanner-interface))))))
748 (common-shortest-duration . ,grace-spacing::calc-shortest-duration)
749 (spacing-increment . 0.8)
750 (shortest-duration-space . 1.6)
751 (meta . ((class . Spanner)
752 (interfaces . (grace-spacing-interface
754 spacing-options-interface
755 spanner-interface))))))
760 (meta . ((class . Item)
761 (interfaces . (grid-point-interface))))))
765 (X-extent . ,ly:grid-line-interface::width)
766 (stencil . ,ly:grid-line-interface::print)
767 (self-alignment-X . ,CENTER)
768 (X-offset . ,(ly:make-simple-closure
769 `(,+ ,(ly:make-simple-closure
770 (list ly:self-alignment-interface::centered-on-x-parent))
771 ,(ly:make-simple-closure
772 (list ly:self-alignment-interface::x-aligned-on-self)))))
774 (meta . ((class . Item)
775 (interfaces . (self-alignment-interface
776 grid-line-interface))))))
780 (stencil . ,ly:hairpin::print)
781 (springs-and-rods . ,ly:spanner::set-spacing-rods)
782 (after-line-breaking . ,ly:hairpin::after-line-breaking)
783 (grow-direction . ,hairpin::calc-grow-direction)
787 (minimum-length . 2.0)
788 (bound-padding . 1.0)
789 (self-alignment-Y . 0)
790 (Y-offset . ,ly:self-alignment-interface::y-aligned-on-self)
791 (meta . ((class . Spanner)
792 (interfaces . (hairpin-interface
794 self-alignment-interface
796 spanner-interface))))))
801 (stencil . ,ly:horizontal-bracket::print)
802 (Y-offset . ,ly:side-position-interface::y-aligned-side)
803 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
806 (staff-padding . 0.2)
809 (bracket-flare . (0.5 . 0.5))
810 (meta . ((class . Spanner)
811 (interfaces . (horizontal-bracket-interface
812 side-position-interface
814 spanner-interface))))))
818 (stencil . ,ly:system-start-text::print)
819 (X-offset . ,ly:side-position-interface::x-aligned-side)
821 (self-alignment-Y . ,CENTER)
822 (meta . ((class . Spanner)
823 (interfaces . (system-start-text-interface
824 side-position-interface
830 (stencil . ,ly:text-interface::print)
831 (Y-offset . ,ly:side-position-interface::y-aligned-side)
832 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
835 (self-alignment-X . ,CENTER)
836 (meta . ((class . Item)
837 (interfaces . (side-position-interface
842 (stencil . ,ly:key-signature-interface::print)
843 (glyph-name-alist . ,cancellation-glyph-name-alist)
845 (time-signature . (extra-space . 1.25))
846 (staff-bar . (extra-space . 0.6))
847 (key-signature . (extra-space . 0.5))
848 (right-edge . (extra-space . 0.5))
849 (first-note . (fixed-space . 2.5))))
850 (Y-offset . ,ly:staff-symbol-referencer::callback)
851 (break-align-symbol . key-cancellation)
852 (break-visibility . ,begin-of-line-invisible)
854 (meta . ((class . Item)
855 (interfaces . (key-cancellation-interface
856 key-signature-interface
858 break-aligned-interface))))))
861 (stencil . ,ly:key-signature-interface::print)
862 (avoid-slur . inside)
863 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
865 (time-signature . (extra-space . 1.15))
866 (staff-bar . (extra-space . 1.1))
867 (right-edge . (extra-space . 0.5))
868 (first-note . (fixed-space . 2.5))))
869 (Y-offset . ,ly:staff-symbol-referencer::callback)
870 (break-align-symbol . key-signature)
871 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
872 (break-visibility . ,begin-of-line-visible)
874 (meta . ((class . Item)
875 (interfaces . (key-signature-interface
877 break-aligned-interface))))))
882 (stencil . ,ly:tie::print)
883 (control-points . ,ly:semi-tie::calc-control-points)
884 (direction . ,ly:tie::calc-direction)
885 (details . ((ratio . 0.333)
886 (height-limit . 1.0)))
887 (head-direction . ,LEFT)
889 (meta . ((class . Item)
890 (interfaces . (semi-tie-interface))
894 (LaissezVibrerTieColumn
898 (head-direction . ,LEFT)
899 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
900 (meta . ((class . Item)
901 (interfaces . (semi-tie-column-interface))
907 (springs-and-rods . ,ly:ledger-line-spanner::set-spacing-rods)
908 (stencil . ,ly:ledger-line-spanner::print)
911 (minimum-length-fraction . 0.25)
912 (length-fraction . 0.25)
914 (meta . ((class . Spanner)
915 (interfaces . (ledger-line-spanner-interface))))))
919 (break-align-symbol . left-edge)
920 (break-align-anchor . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
923 (break-visibility . ,center-invisible)
925 (custos . (extra-space . 0.0))
926 (ambitus . (extra-space . 2.0))
927 (time-signature . (extra-space . 1.0))
928 (staff-bar . (extra-space . 0.0))
929 (breathing-sign . (minimum-space . 0.0))
930 (clef . (extra-space . 0.8))
931 (first-note . (fixed-space . 2.0))
932 (right-edge . (extra-space . 0.0))
933 (key-signature . (extra-space . 0.0))
934 (key-cancellation . (extra-space . 0.0))
936 (meta . ((class . Item)
937 (interfaces . (break-aligned-interface))))))
941 ;; ugh. A ligature bracket is totally different from
946 (edge-height . (0.7 . 0.7))
947 (shorten-pair . (-0.2 . -0.2))
949 (positions . ,ly:tuplet-bracket::calc-positions)
950 (stencil . ,ly:tuplet-bracket::print)
951 (staff-padding . 0.25)
952 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
953 (control-points . ,ly:tuplet-bracket::calc-control-points)
954 (meta . ((class . Spanner)
955 (interfaces . (line-interface
956 tuplet-bracket-interface))))))
961 (stencil . ,ly:lyric-extender::print)
962 (thickness . 0.8) ; line-thickness
963 (minimum-length . 1.5)
965 (meta . ((class . Spanner)
966 (interfaces . (lyric-interface
967 lyric-extender-interface))))))
975 (minimum-length . 0.3)
976 (minimum-distance . 0.1)
978 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
979 (stencil . ,ly:lyric-hyphen::print)
981 (meta . ((class . Spanner)
982 (interfaces . (lyric-interface
984 lyric-hyphen-interface
985 spanner-interface))))))
988 . ((minimum-distance . 0.45)
989 (springs-and-rods . ,ly:lyric-hyphen::set-spacing-rods)
993 (meta . ((class . Spanner)
994 (interfaces . (spanner-interface
995 lyric-hyphen-interface ))
1001 (stencil . ,lyric-text::print)
1002 (text . ,(grob::calc-property-by-copy 'text))
1003 (X-offset . ,ly:self-alignment-interface::aligned-on-x-parent)
1004 (self-alignment-X . 0)
1006 (font-series . bold-narrow)
1008 (extra-spacing-width . (0.0 . 0.0))
1009 (meta . ((class . Item)
1010 (interfaces . (rhythmic-grob-interface
1011 lyric-syllable-interface
1012 self-alignment-interface
1014 font-interface))))))
1019 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1021 (stencil . ,ly:measure-grouping::print)
1027 (meta . ((class . Spanner)
1028 (interfaces . (side-position-interface
1029 measure-grouping-interface))))))
1033 (neutral-direction . ,DOWN)
1034 (meta . ((class . Item)
1035 (interfaces . (melody-spanner-interface ))))))
1040 (stencil . ,ly:mensural-ligature::print)
1041 (meta . ((class . Spanner)
1042 (interfaces . (mensural-ligature-interface
1043 font-interface))))))
1047 (stencil . ,ly:text-interface::print)
1048 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1052 (extra-spacing-width . (+inf.0 . -inf.0))
1053 (outside-staff-priority . 1000)
1054 (meta . ((class . Item)
1055 (interfaces . (text-interface
1056 side-position-interface
1058 metronome-mark-interface))))))
1063 (stencil . ,ly:multi-measure-rest::print)
1064 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1065 (Y-offset . ,ly:staff-symbol-referencer::callback)
1066 (staff-position . 0)
1068 (thick-thickness . 6.6)
1069 (hair-thickness . 2.0)
1071 (meta . ((class . Spanner)
1072 (interfaces . (multi-measure-rest-interface
1073 multi-measure-interface
1076 staff-symbol-referencer-interface))))))
1079 (MultiMeasureRestNumber
1081 (bound-padding . 2.0)
1082 (springs-and-rods . ,ly:multi-measure-rest::set-text-rods)
1083 (stencil . ,ly:text-interface::print)
1084 (X-offset . ,(ly:make-simple-closure
1085 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1086 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent)))))
1087 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1089 (self-alignment-X . 0)
1092 (staff-padding . 0.4)
1093 (font-encoding . fetaNumber)
1094 (meta . ((class . Spanner)
1095 (interfaces . (side-position-interface
1096 multi-measure-interface
1097 self-alignment-interface
1102 (MultiMeasureRestText
1104 (stencil . ,ly:text-interface::print)
1105 (X-offset . ,(ly:make-simple-closure
1106 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1107 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1109 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1110 (self-alignment-X . 0)
1113 (staff-padding . 0.25)
1114 (outside-staff-priority . 450)
1115 (meta . ((class . Spanner)
1116 (interfaces . (side-position-interface
1117 multi-measure-interface
1118 self-alignment-interface
1120 text-interface))))))
1122 (NonMusicalPaperColumn
1124 (allow-loose-spacing . #t)
1126 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1127 (X-extent . ,ly:axis-group-interface::width)
1128 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1129 ;; (stencil . ,ly:paper-column::print)
1132 (line-break-permission . allow)
1133 (page-break-permission . allow)
1135 ;; debugging stuff: print column number.
1136 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1138 (meta . ((class . Paper_column)
1139 (interfaces . (paper-column-interface
1140 axis-group-interface
1141 separation-item-interface
1142 spaceable-grob-interface))))))
1147 (X-extent . ,ly:axis-group-interface::width)
1148 (Y-extent . ,ly:axis-group-interface::height)
1149 (positioning-done . ,ly:note-collision-interface::calc-positioning-done)
1150 (meta . ((class . Item)
1151 (interfaces . (note-collision-interface
1152 axis-group-interface))))))
1157 (X-extent . ,ly:axis-group-interface::width)
1158 (Y-extent . ,ly:axis-group-interface::height)
1159 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1160 (meta . ((class . Item)
1161 (interfaces . (axis-group-interface
1162 separation-item-interface
1163 note-column-interface))))))
1167 (stencil . ,ly:note-head::print)
1168 (duration-log . ,note-head::calc-duration-log)
1169 (stem-attachment . ,ly:note-head::calc-stem-attachment)
1170 (glyph-name . ,note-head::calc-glyph-name)
1171 (Y-offset . ,ly:staff-symbol-referencer::callback)
1172 (X-offset . ,ly:note-head::stem-x-shift)
1173 (meta . ((class . Item)
1174 (interfaces . (rhythmic-grob-interface
1175 rhythmic-head-interface
1179 staff-symbol-referencer-interface))))))
1183 (stem-spacing-correction . 0.5)
1184 (same-direction-correction . 0.25)
1185 (space-to-barline . #t)
1186 ;; Changed this from 0.75.
1187 ;; If you ever change this back, please document! --hwn
1188 (knee-spacing-correction . 1.0)
1189 (meta . ((class . Item)
1190 (interfaces . (spacing-interface
1191 note-spacing-interface))))))
1195 (stencil . ,ly:text-interface::print)
1196 (meta . ((class . Item)
1197 (interfaces . (note-name-interface
1199 font-interface))))))
1203 (self-alignment-X . 0)
1204 (break-visibility . ,begin-of-line-visible)
1205 (X-offset . ,(ly:make-simple-closure
1206 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self))
1207 ,(ly:make-simple-closure (list ly:self-alignment-interface::centered-on-x-parent)))))
1209 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1210 (stencil . ,ly:text-interface::print)
1211 (font-shape . italic)
1212 (staff-padding . 0.2)
1214 (meta . ((class . Item)
1215 (interfaces . (text-interface
1216 self-alignment-interface
1217 side-position-interface
1218 font-interface))))))
1222 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1223 (stencil . ,ly:ottava-bracket::print)
1224 (font-shape . italic)
1225 (shorten-pair . (0.0 . -0.6))
1226 (staff-padding . 1.0)
1228 (minimum-length . 1.0)
1229 (style . dashed-line)
1230 (dash-fraction . 0.3)
1231 (edge-height . (0 . 1.2))
1233 (outside-staff-priority . 400)
1234 (meta . ((class . Spanner)
1235 (interfaces . (ottava-bracket-interface
1236 horizontal-bracket-interface
1238 side-position-interface
1240 text-interface))))))
1245 (allow-loose-spacing . #t)
1246 (before-line-breaking . ,ly:paper-column::before-line-breaking)
1247 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1248 ;; (stencil . ,ly:paper-column::print)
1249 (X-extent . ,ly:axis-group-interface::width)
1252 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1253 (meta . ((class . Paper_column)
1254 (interfaces . (paper-column-interface
1255 separation-item-interface
1256 axis-group-interface
1257 spaceable-grob-interface))))))
1260 . ((stencil . ,parentheses-item::print)
1261 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1264 (meta . ((class . Item)
1265 (interfaces . (parentheses-interface font-interface))))
1268 (HarmonicParenthesesItem
1269 . ((stencil . ,parentheses-item::print)
1271 (stencils . ,parentheses-item::calc-angled-bracket-stencils)
1272 (meta . ((class . Item)
1273 (interfaces . (parentheses-interface font-interface))))
1277 . ((details . ,default-slur-details)
1278 (control-points . ,ly:slur::calc-control-points)
1279 (direction . ,ly:slur::calc-direction)
1280 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1281 (Y-extent . ,ly:slur::height)
1282 (stencil . ,ly:slur::print)
1284 (minimum-length . 1.5)
1285 (height-limit . 2.0)
1287 (cross-staff . ,ly:slur::calc-cross-staff)
1288 (meta . ((class . Spanner)
1289 (interfaces . (slur-interface))))))
1295 (springs-and-rods . ,ly:multi-measure-rest::set-spacing-rods)
1296 (stencil . ,ly:multi-measure-rest::percent)
1299 (font-encoding . fetaMusic)
1300 (meta . ((class . Spanner)
1301 (interfaces . (multi-measure-rest-interface
1303 percent-repeat-item-interface))))))
1304 (PercentRepeatCounter
1306 (stencil . ,ly:text-interface::print)
1307 (X-offset . ,(ly:make-simple-closure
1308 `(,+ ,(ly:make-simple-closure (list ly:self-alignment-interface::x-centered-on-y-parent))
1309 ,(ly:make-simple-closure (list ly:self-alignment-interface::x-aligned-on-self)))))
1310 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1311 (self-alignment-X . 0)
1314 (staff-padding . 0.25)
1316 (font-encoding . fetaNumber)
1317 (meta . ((class . Spanner)
1318 (interfaces . (side-position-interface
1319 self-alignment-interface
1320 percent-repeat-item-interface
1322 text-interface))))))
1324 ;; an example of a text spanner
1327 (stencil . ,ly:piano-pedal-bracket::print)
1329 (bound-padding . 1.0)
1331 (bracket-flare . (0.5 . 0.5))
1332 (edge-height . (1.0 . 1.0))
1333 (shorten-pair . (0.0 . 0.0))
1335 (meta . ((class . Spanner)
1336 (interfaces . (line-interface
1337 piano-pedal-interface
1338 piano-pedal-bracket-interface))))))
1342 (stencil . ,ly:text-interface::print)
1343 (X-offset . ,(ly:make-simple-closure
1345 ,(ly:make-simple-closure
1346 (list ly:break-alignable-interface::self-align-callback))
1347 ,(ly:make-simple-closure
1348 (list ly:self-alignment-interface::x-aligned-on-self)))))
1350 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1351 (extra-spacing-width . (+inf.0 . -inf.0))
1352 (self-alignment-X . 0)
1357 (break-visibility . ,end-of-line-invisible)
1358 (break-align-symbols . (staff-bar clef))
1360 (outside-staff-priority . 1500)
1361 (meta . ((class . Item)
1362 (interfaces . (text-interface
1363 side-position-interface
1364 break-alignable-interface
1367 self-alignment-interface))))))
1371 (stencil . ,ly:percent-repeat-item-interface::beat-slash)
1374 (meta . ((class . Item)
1375 (interfaces . (rhythmic-grob-interface
1376 percent-repeat-item-interface))))))
1380 (stencil . ,ly:tie::print)
1381 (control-points . ,ly:semi-tie::calc-control-points)
1382 (direction . ,ly:tie::calc-direction)
1383 (details . ((ratio . 0.333)
1384 (height-limit . 1.0)))
1386 (head-direction . ,RIGHT)
1387 (meta . ((class . Item)
1388 (interfaces . (semi-tie-interface))
1396 (direction . ,ly:tie::calc-direction)
1397 (head-direction . ,ly:semi-tie-column::calc-head-direction)
1399 (positioning-done . ,ly:semi-tie-column::calc-positioning-done)
1400 (meta . ((class . Item)
1401 (interfaces . (semi-tie-column-interface))
1407 (stencil . ,ly:rest::print)
1408 (duration-log . ,stem::calc-duration-log)
1409 (X-extent . ,ly:rest::width)
1410 (Y-extent . ,ly:rest::height)
1411 (Y-offset . ,ly:rest::y-offset-callback)
1412 (minimum-distance . 0.25)
1413 (meta . ((class . Item)
1414 (interfaces . (font-interface
1415 rhythmic-head-interface
1416 rhythmic-grob-interface
1417 staff-symbol-referencer-interface
1418 rest-interface))))))
1422 (minimum-distance . 0.75)
1423 (positioning-done . ,ly:rest-collision::calc-positioning-done)
1424 (meta . ((class . Item)
1425 (interfaces . (rest-collision-interface))))))
1429 ;; don't set direction here: it breaks staccato.
1431 ;; padding set in script definitions.
1432 (staff-padding . 0.25)
1433 (X-offset . ,script-interface::calc-x-offset)
1434 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1437 (stencil . ,ly:script-interface::print)
1438 (direction . ,ly:script-interface::calc-direction)
1439 (positioning-done . ,ly:script-interface::calc-positioning-done)
1440 (font-encoding . fetaMusic)
1441 (cross-staff . ,ly:script-interface::calc-cross-staff)
1442 (meta . ((class . Item)
1443 (interfaces . (script-interface
1444 side-position-interface
1445 font-interface))))))
1449 (before-line-breaking . ,ly:script-column::before-line-breaking)
1450 (meta . ((class . Item)
1451 (interfaces . (script-column-interface))))))
1454 (before-line-breaking . ,ly:script-column::row-before-line-breaking)
1455 (meta . ((class . Item)
1456 (interfaces . (script-column-interface))))))
1460 (avoid-slur . inside)
1461 (X-extent . ,ly:axis-group-interface::width)
1462 (Y-extent . ,ly:axis-group-interface::height)
1463 (horizontal-skylines . ,ly:separation-item::calc-skylines)
1464 (stencil . ,ly:separation-item::print)
1465 (meta . ((class . Item)
1467 separation-item-interface))))))
1470 . ((details . ,default-slur-details)
1471 (control-points . ,ly:slur::calc-control-points)
1472 (direction . ,ly:slur::calc-direction)
1473 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1474 (Y-extent . ,ly:slur::height)
1475 (stencil . ,ly:slur::print)
1477 (line-thickness . 0.8)
1478 (minimum-length . 1.5)
1479 (height-limit . 2.0)
1481 (avoid-slur . inside)
1482 (cross-staff . ,ly:slur::calc-cross-staff)
1483 (meta . ((class . Spanner)
1484 (interfaces . (slur-interface))))))
1488 (stencil . ,ly:text-interface::print)
1489 (direction . ,RIGHT)
1490 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1491 (extra-spacing-width . (+inf.0 . -inf.0))
1492 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1493 (font-shape . italic)
1494 (self-alignment-X . 0)
1495 (meta . ((class . Item)
1496 (interfaces . (text-interface
1497 self-alignment-interface
1498 piano-pedal-script-interface
1499 font-interface))))))
1501 (SostenutoPedalLineSpanner
1504 (Y-extent . ,ly:axis-group-interface::height)
1505 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1507 (staff-padding . 1.0)
1509 (minimum-space . 1.0)
1511 (meta . ((class . Spanner)
1512 (interfaces . (piano-pedal-interface
1513 axis-group-interface
1514 side-position-interface))))))
1517 (springs-and-rods . ,ly:spacing-spanner::set-springs)
1518 (common-shortest-duration . ,ly:spacing-spanner::calc-common-shortest-duration)
1519 (average-spacing-wishes . #t)
1520 (shortest-duration-space . 2.0)
1521 (spacing-increment . 1.2)
1523 (base-shortest-duration . ,(ly:make-moment 3 16))
1524 (meta . ((class . Spanner)
1526 spacing-options-interface
1527 spacing-spanner-interface))))))
1531 (break-align-symbol . staff-bar)
1532 (Y-extent . ,ly:axis-group-interface::height)
1535 (stencil . ,ly:span-bar::print)
1536 (bar-size . ,ly:span-bar::calc-bar-size)
1537 (bar-extent . ,ly:axis-group-interface::height)
1538 (X-extent . ,ly:span-bar::width)
1539 (glyph-name . ,ly:span-bar::calc-glyph-name)
1540 (before-line-breaking . ,ly:span-bar::before-line-breaking)
1541 (allow-span-bar . #t)
1546 ;; Ross. page 151 lists other values, we opt for a leaner look
1550 (hair-thickness . 1.6)
1551 (thick-thickness . 6.0)
1552 (meta . ((class . Item)
1553 (interfaces . (span-bar-interface
1555 bar-line-interface))))))
1559 (stencil . ,ly:text-interface::print)
1560 (font-series . bold)
1562 (X-offset . ,ly:side-position-interface::x-aligned-side)
1565 (meta . ((class . Item)
1566 (interfaces . (side-position-interface
1567 stanza-number-interface
1569 font-interface))))))
1575 (stem-spacing-correction . 0.4)
1576 (meta . ((class . Item)
1577 (interfaces . (spacing-interface
1578 staff-spacing-interface))))))
1583 (Y-extent . ,ly:staff-symbol::height)
1584 (stencil . ,ly:staff-symbol::print)
1586 (ledger-line-thickness . (1.0 . 0.1))
1588 (meta . ((class . Spanner)
1589 (interfaces . (staff-symbol-interface))))))
1593 (direction . ,ly:stem::calc-direction)
1594 (duration-log . ,stem::calc-duration-log)
1595 (default-direction . ,ly:stem::calc-default-direction)
1596 (stem-end-position . ,ly:stem::calc-stem-end-position)
1598 (neutral-direction . ,DOWN)
1599 (stem-info . ,ly:stem::calc-stem-info)
1600 (positioning-done . ,ly:stem::calc-positioning-done)
1601 (stencil . ,ly:stem::print)
1602 (X-extent . ,ly:stem::width)
1603 (Y-extent . ,ly:stem::height)
1604 (length . ,ly:stem::calc-length)
1606 (cross-staff . ,ly:stem::calc-cross-staff)
1609 ;; 3.5 (or 3 measured from note head) is standard length
1610 ;; 32nd, 64th flagged stems should be longer
1611 (lengths . (3.5 3.5 3.5 4.5 5.0))
1613 ;; FIXME. 3.5 yields too long beams (according to Ross and
1614 ;; looking at Baerenreiter examples) for a number of common
1615 ;; boundary cases. Subtracting half a beam thickness fixes
1616 ;; this, but the bug may well be somewhere else.
1618 ;; FIXME this should come from 'lengths
1619 (beamed-lengths . (3.26 3.5 3.6))
1621 ;; The 'normal' minima
1622 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1623 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1625 ;; The 'extreme case' minima
1626 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1628 ;; Stems in unnatural (forced) direction should be shortened by
1629 ;; one staff space, according to [Roush & Gourlay].
1630 ;; Flagged stems we shorten only half a staff space.
1631 (stem-shorten . (1.0 0.5))
1635 ;; We use the normal minima as minimum for the ideal lengths,
1636 ;; and the extreme minima as abolute minimum length.
1638 (X-offset . ,ly:stem::offset-callback)
1639 (Y-offset . ,ly:staff-symbol-referencer::callback)
1640 (meta . ((class . Item)
1641 (interfaces . (stem-interface
1642 font-interface))))))
1646 (Y-extent . ,ly:stem-tremolo::height)
1647 (X-extent . ,ly:stem-tremolo::width)
1648 (stencil . ,ly:stem-tremolo::print)
1649 (slope . ,ly:stem-tremolo::calc-slope)
1650 (beam-width . ,ly:stem-tremolo::calc-width) ; staff-space
1651 (style . ,ly:stem-tremolo::calc-style)
1652 (beam-thickness . 0.48) ; staff-space
1653 (meta . ((class . Item)
1654 (interfaces . (stem-tremolo-interface))))))
1658 (stencil . ,print-circled-text-callback)
1659 (text . ,string-number::calc-text)
1661 (staff-padding . 0.5)
1662 (self-alignment-X . 0)
1663 (self-alignment-Y . 0)
1664 (script-priority . 100)
1665 (font-encoding . fetaNumber)
1666 (font-size . -5) ; don't overlap when next to heads.
1667 (meta . ((class . Item)
1668 (interfaces . (string-number-interface
1670 text-script-interface
1672 side-position-interface
1673 self-alignment-interface
1678 (stencil . ,ly:text-interface::print)
1679 (text . ,stroke-finger::calc-text)
1680 (digit-names . #("p" "i" "m" "a" "x"))
1682 (staff-padding . 0.5)
1683 (self-alignment-X . 0)
1684 (self-alignment-Y . 0)
1685 (script-priority . 100)
1686 (font-shape . italic)
1687 (font-size . -4) ; don't overlap when next to heads.
1688 (meta . ((class . Item)
1689 (interfaces . (stroke-finger-interface
1691 text-script-interface
1693 side-position-interface
1694 self-alignment-interface
1700 (extra-spacing-width . (+inf.0 . -inf.0))
1701 (stencil . ,ly:sustain-pedal::print)
1702 (self-alignment-X . 0)
1703 (direction . ,RIGHT)
1704 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1705 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1706 (meta . ((class . Item)
1707 (interfaces . (piano-pedal-interface
1709 self-alignment-interface
1710 piano-pedal-script-interface
1711 font-interface))))))
1713 (SustainPedalLineSpanner
1716 (Y-extent . ,ly:axis-group-interface::height)
1717 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1720 (staff-padding . 1.2)
1721 (minimum-space . 1.0)
1723 (meta . ((class . Spanner)
1724 (interfaces . (piano-pedal-interface
1725 axis-group-interface
1726 side-position-interface))))))
1731 (X-extent . ,ly:axis-group-interface::width)
1732 (Y-extent . ,ly:axis-group-interface::height)
1733 (vertical-skylines . ,ly:axis-group-interface::calc-skylines)
1734 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
1735 (meta . ((class . System)
1736 (interfaces . (system-interface
1737 axis-group-interface))))))
1743 (stencil . ,ly:system-start-delimiter::print)
1744 (collapse-height . 5.0)
1745 (X-offset . ,ly:side-position-interface::x-aligned-side)
1747 (font-encoding . fetaBraces)
1749 (meta . ((class . Spanner)
1750 (interfaces . (system-start-delimiter-interface
1751 side-position-interface
1752 font-interface))))))
1758 (X-offset . ,ly:side-position-interface::x-aligned-side)
1760 (stencil . ,ly:system-start-delimiter::print)
1761 (style . line-bracket)
1763 (meta . ((class . Spanner)
1764 (interfaces . (font-interface
1765 side-position-interface
1766 system-start-delimiter-interface))))))
1771 (X-offset . ,ly:side-position-interface::x-aligned-side)
1773 (stencil . ,ly:system-start-delimiter::print)
1775 (collapse-height . 5.0)
1777 (meta . ((class . Spanner)
1778 (interfaces . (font-interface
1779 side-position-interface
1780 system-start-delimiter-interface))))))
1787 (padding . -0.1) ;; bar must cover rounded ending of staff line.
1788 (X-offset . ,ly:side-position-interface::x-aligned-side)
1791 (collapse-height . 5.0)
1793 (stencil . ,ly:system-start-delimiter::print)
1794 (meta . ((class . Spanner)
1795 (interfaces . (side-position-interface
1796 system-start-delimiter-interface))))))
1800 (stencil . ,ly:text-interface::print)
1801 (Y-offset . ,ly:staff-symbol-referencer::callback)
1802 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1805 (stem-attachment . (0.0 . 1.35))
1806 (font-series . bold)
1807 (meta . ((class . Item)
1809 . (rhythmic-head-interface
1810 font-interface rhythmic-grob-interface
1812 staff-symbol-referencer-interface
1813 text-interface))))))
1817 (extra-spacing-width . (+inf.0 . -inf.0))
1818 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
1819 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1823 ;; sync with Fingering ?
1825 (staff-padding . 0.5)
1827 (stencil . ,ly:text-interface::print)
1828 (direction . ,ly:script-interface::calc-direction)
1829 (positioning-done . ,ly:script-interface::calc-positioning-done)
1831 (outside-staff-priority . 450)
1832 (avoid-slur . around)
1833 (slur-padding . 0.5)
1834 (script-priority . 200)
1835 (cross-staff . ,ly:script-interface::calc-cross-staff)
1836 ;; todo: add X self alignment?
1837 (meta . ((class . Item)
1838 (interfaces . (text-script-interface
1840 side-position-interface
1841 font-interface))))))
1845 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1846 (font-shape . italic)
1847 (style . dashed-line)
1848 (staff-padding . 0.8)
1849 (dash-fraction . 0.2)
1853 (outside-staff-priority . 350)
1855 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1856 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1857 (bound-details . ((left . ((Y . 0)
1859 (attach-dir . ,LEFT)
1865 (stencil . ,ly:line-spanner::print)
1867 (meta . ((class . Spanner)
1868 (interfaces . (line-spanner-interface
1869 side-position-interface
1870 font-interface))))))
1874 (control-points . ,ly:tie::calc-control-points)
1875 (springs-and-rods . ,ly:spanner::set-spacing-rods)
1876 (avoid-slur . inside)
1877 (direction . ,ly:tie::calc-direction)
1878 (stencil . ,ly:tie::print)
1881 ;; for a full list, see tie-details.cc
1883 (center-staff-line-clearance . 0.6)
1884 (tip-staff-line-clearance . 0.45)
1885 (note-head-gap . 0.2)
1887 (height-limit . 1.0)
1888 (horizontal-distance-penalty-factor . 10)
1889 (same-dir-as-stem-penalty . 8)
1890 (min-length-penalty-factor . 26)
1891 (tie-tie-collision-distance . 0.45)
1892 (tie-tie-collision-penalty . 25.0)
1893 (intra-space-threshold . 1.25)
1894 (outer-tie-vertical-distance-symmetry-penalty-factor . 10)
1895 (outer-tie-length-symmetry-penalty-factor . 10)
1896 (vertical-distance-penalty-factor . 7)
1897 (outer-tie-vertical-gap . 0.25)
1898 (multi-tie-region-size . 1)
1899 (single-tie-region-size . 4)
1900 (between-length-limit . 1.0)))
1903 (line-thickness . 0.8)
1904 (meta . ((class . Spanner)
1905 (interfaces . (tie-interface))))
1910 (positioning-done . ,ly:tie-column::calc-positioning-done)
1911 (before-line-breaking . ,ly:tie-column::before-line-breaking)
1914 (meta . ((class . Spanner)
1915 (interfaces . (tie-column-interface))))))
1919 (stencil . ,ly:time-signature::print)
1920 (break-align-symbol . time-signature)
1922 . ,ly:break-aligned-interface::calc-extent-aligned-anchor)
1923 (break-visibility . ,all-visible)
1924 (avoid-slur . inside)
1926 (first-note . (fixed-space . 2.0))
1927 (right-edge . (extra-space . 0.5))
1928 (staff-bar . (minimum-space . 2.0))))
1931 (meta . ((class . Item)
1932 (interfaces . (time-signature-interface
1933 break-aligned-interface
1934 font-interface))))))
1938 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
1939 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
1941 (bound-details . ((left . ((text . ,(make-translate-scaled-markup
1943 (make-musicglyph-markup "scripts.trill")))
1945 (stencil-offset . (-0.5 . 0))
1947 (attach-dir . ,LEFT)
1949 (left-broken . ((end-on-note . #t)))
1953 (stencil . ,ly:line-spanner::print)
1956 (staff-padding . 1.0)
1959 (Y-offset . ,ly:side-position-interface::y-aligned-side)
1961 (outside-staff-priority . 50)
1962 (meta . ((class . Spanner)
1963 (interfaces . (line-spanner-interface
1965 trill-spanner-interface
1966 side-position-interface
1967 font-interface))))))
1969 (TrillPitchAccidental
1970 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1975 (stencil . ,ly:accidental-interface::print)
1976 (Y-extent . ,ly:accidental-interface::height)
1977 (glyph-name-alist . ,standard-alteration-glyph-name-alist)
1978 (meta . ((class . Item)
1979 (interfaces . (trill-pitch-accidental-interface
1980 accidental-interface
1981 side-position-interface
1982 font-interface))))))
1985 . ((X-offset . ,ly:side-position-interface::x-aligned-side)
1988 (stencil . ,parenthesize-elements)
1989 (stencils . ,parentheses-item::calc-parenthesis-stencils)
1990 (direction . ,RIGHT)
1993 (meta . ((class . Item)
1994 (interfaces . (side-position-interface
1995 parentheses-interface
1997 rhythmic-head-interface
1999 axis-group-interface))))))
2003 (stencil . ,ly:note-head::print)
2005 (Y-offset . ,ly:staff-symbol-referencer::callback)
2007 (meta . ((class . Item)
2008 (interfaces . (rhythmic-head-interface
2010 pitched-trill-interface
2012 staff-symbol-referencer-interface))))))
2018 (edge-height . (0.7 . 0.7))
2019 (shorten-pair . (-0.2 . -0.2))
2020 (staff-padding . 0.25)
2021 (direction . ,ly:tuplet-bracket::calc-direction)
2022 (positions . ,ly:tuplet-bracket::calc-positions)
2023 (connect-to-neighbor . ,ly:tuplet-bracket::calc-connect-to-neighbors)
2024 (control-points . ,ly:tuplet-bracket::calc-control-points)
2025 (stencil . ,ly:tuplet-bracket::print)
2026 (cross-staff . ,ly:tuplet-bracket::calc-cross-staff)
2028 (meta . ((class . Spanner)
2029 (interfaces . (line-interface
2030 tuplet-bracket-interface))))))
2034 (stencil . ,ly:tuplet-number::print)
2035 (text . ,tuplet-number::calc-denominator-text)
2036 (font-shape . italic)
2038 (avoid-slur . inside)
2039 (cross-staff . ,ly:tuplet-number::calc-cross-staff)
2040 (meta . ((class . Spanner)
2041 (interfaces . (text-interface tuplet-number-interface
2042 font-interface))))))
2046 (stencil . ,ly:text-interface::print)
2047 (font-shape . italic)
2048 (extra-spacing-width . (+inf.0 . -inf.0))
2049 (self-alignment-X . 0)
2050 (direction . ,RIGHT)
2051 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
2052 (X-offset . ,ly:self-alignment-interface::x-aligned-on-self)
2053 (meta . ((class . Item)
2054 (interfaces . (text-interface
2055 piano-pedal-script-interface
2056 self-alignment-interface
2057 font-interface))))))
2059 (UnaCordaPedalLineSpanner
2062 (Y-extent . ,ly:axis-group-interface::height)
2063 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2066 (staff-padding . 1.2)
2067 (minimum-space . 1.0)
2069 (meta . ((class . Spanner)
2070 (interfaces . (piano-pedal-interface
2071 axis-group-interface
2072 side-position-interface))))))
2078 (stencil . ,ly:vaticana-ligature::print)
2079 (meta . ((class . Spanner)
2080 (interfaces . (vaticana-ligature-interface
2081 font-interface))))))
2086 (positioning-done . ,ly:align-interface::calc-positioning-done)
2087 (after-line-breaking . ,ly:align-interface::stretch-after-break)
2088 (Y-extent . ,ly:axis-group-interface::height)
2089 (X-extent . ,ly:axis-group-interface::width)
2092 (vertical-skylines . ,ly:axis-group-interface::combine-skylines)
2094 (meta . ((class . Spanner)
2095 (object-callbacks . ((Y-common . ,ly:axis-group-interface::calc-y-common)))
2096 (interfaces . (align-interface
2097 axis-group-interface))))))
2101 (Y-offset . ,ly:hara-kiri-group-spanner::force-hara-kiri-callback)
2102 (Y-extent . ,ly:hara-kiri-group-spanner::y-extent)
2103 (X-extent . ,ly:axis-group-interface::width)
2104 (vertical-skylines . ,ly:hara-kiri-group-spanner::calc-skylines)
2105 (max-stretch . ,ly:axis-group-interface::calc-max-stretch)
2106 (stencil . ,ly:axis-group-interface::print)
2107 (adjacent-pure-heights . ,ly:axis-group-interface::adjacent-pure-heights)
2108 (meta . ((class . Spanner)
2109 (object-callbacks . ((X-common . ,ly:axis-group-interface::calc-x-common)))
2110 (interfaces . (axis-group-interface
2111 hara-kiri-group-spanner-interface
2112 vertically-spaceable-interface))))))
2117 (stencil . ,ly:volta-bracket-interface::print)
2118 (font-encoding . fetaNumber)
2119 (thickness . 1.6) ;; line-thickness
2120 (edge-height . (2.0 . 2.0)) ;; staff-space;
2123 (meta . ((class . Spanner)
2124 (interfaces . (volta-bracket-interface
2125 horizontal-bracket-interface
2128 side-position-interface
2132 (VoltaBracketSpanner
2138 (Y-offset . ,ly:side-position-interface::y-aligned-side)
2139 (outside-staff-priority . 100)
2140 (Y-extent . ,ly:axis-group-interface::height)
2141 (X-extent . ,ly:axis-group-interface::width)
2142 (no-alignment . ,#t)
2143 (meta . ((class . Spanner)
2144 (interfaces . (side-position-interface
2145 axis-group-interface)))
2155 (bound-details . ((right . ((attach-dir . ,CENTER)
2158 (left . ((attach-dir . ,CENTER)
2162 (stencil . ,ly:line-spanner::print)
2163 (left-bound-info . ,ly:line-spanner::calc-left-bound-info)
2164 (right-bound-info . ,ly:line-spanner::calc-right-bound-info)
2165 (meta . ((class . Spanner)
2166 (interfaces . (line-spanner-interface
2172 (define (completize-grob-entry x)
2173 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
2175 ;; (display (car x))
2177 (let* ((name-sym (car x))
2178 (grob-entry (cdr x))
2179 (meta-entry (cdr (assoc 'meta grob-entry)))
2180 (class (cdr (assoc 'class meta-entry)))
2182 (cdr (assoc 'interfaces meta-entry))))
2186 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
2187 ((eq? 'Spanner class)
2188 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
2189 ((eq? 'Paper_column class)
2190 (set! ifaces-entry (cons 'item-interface
2191 (cons 'paper-column-interface ifaces-entry))))
2192 ((eq? 'System class)
2193 (set! ifaces-entry (cons 'system-interface
2194 (cons 'spanner-interface ifaces-entry))))
2196 (ly:warning "Unknown class ~a" class)))
2198 (set! ifaces-entry (uniq-list (sort ifaces-entry symbol<?)))
2199 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
2201 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
2202 (set! meta-entry (assoc-set! meta-entry 'interfaces
2204 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
2205 (cons name-sym grob-entry)))
2207 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
2209 ;; (display (map pair? all-grob-descriptions))
2211 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
2214 ;; (display (car x)) (newline)
2216 (set-object-property! (car x) 'translation-type? list?)
2217 (set-object-property! (car x) 'is-grob? #t))
2218 all-grob-descriptions)
2220 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))
2222 (define pure-print-callbacks
2224 print-circled-text-callback
2227 ly:arpeggio::brew-chord-bracket
2232 ly:text-interface::print
2233 ly:script-interface::print))
2235 ;; ly:grob::stencil-extent is safe iff the print callback is safe too
2236 (define (pure-stencil-height grob start stop)
2237 (let ((sten (ly:grob-property-data grob 'stencil)))
2240 (memq sten pure-print-callbacks))
2241 (ly:grob::stencil-height grob)
2244 (define pure-conversions-alist
2246 (,ly:accidental-interface::height . ,ly:accidental-interface::pure-height)
2247 (,ly:arpeggio::height . ,ly:arpeggio::pure-height)
2248 (,ly:slur::outside-slur-callback . ,ly:slur::pure-outside-slur-callback)
2249 (,ly:stem::height . ,ly:stem::pure-height)
2250 (,ly:rest::height . ,ly:rest::pure-height)
2251 (,ly:grob::stencil-height . ,pure-stencil-height)
2252 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)
2253 (,ly:axis-group-interface::height . ,ly:axis-group-interface::pure-height)
2254 (,ly:hara-kiri-group-spanner::y-extent . ,ly:hara-kiri-group-spanner::pure-height)
2255 (,ly:slur::height . ,ly:slur::pure-height)
2256 (,ly:side-position-interface::y-aligned-side . ,ly:side-position-interface::pure-y-aligned-side)))
2258 (define pure-functions
2260 parenthesize-elements
2261 ly:staff-symbol-referencer::callback
2262 ly:staff-symbol::height))
2264 (define-public (pure-relevant? grob)
2265 (let ((extent-callback (ly:grob-property-data grob 'Y-extent)))
2268 (pair? extent-callback)
2269 (memq extent-callback pure-functions)
2271 (pair? (assq extent-callback pure-conversions-alist))
2274 (not (eq? extent-callback ly:grob::stencil-height))
2275 (memq (ly:grob-property-data grob 'stencil) pure-print-callbacks)
2276 (ly:stencil? (ly:grob-property-data grob 'stencil))
2280 (define-public (call-pure-function unpure args start end)
2281 (if (ly:simple-closure? unpure)
2282 (ly:eval-simple-closure (car args) unpure start end)
2283 (if (not (procedure? unpure))
2285 (if (memq unpure pure-functions)
2287 (let ((pure (assq unpure pure-conversions-alist)))
2291 (list (car args) start end)