1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in linethickness (thicknesses) and
9 ;;;; staffspace (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?
15 (define-public all-grob-descriptions
19 (print-function . ,Accidental_interface::print)
20 (cautionary-style . parentheses)
21 (after-line-breaking-callback . ,Accidental_interface::after_line_breaking) (meta . ((interfaces . (item-interface accidental-interface font-interface))))
26 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
29 ;; this is quite small, but it is very ugly to have
30 ;; accs closer to the previous note than to the next one.
31 (right-padding . 0.15)
32 (meta . ((interfaces . (item-interface accidental-placement-interface))))
37 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
38 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
40 (clef . (extra-space . 0.5))
41 (key-signature . (extra-space . 0.0))
42 (staff-bar . (extra-space . 0.0))
43 (time-signature . (extra-space . 0.0))
44 (first-note . (fixed-space . 0.0))
47 (break-align-symbol . ambitus)
48 (break-visibility . ,begin-of-line-visible)
49 (meta . ((interfaces . (axis-group-interface break-aligned-interface ambitus-interface item-interface ))))
54 (print-function . ,Ambitus::print)
57 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
59 (meta . ((interfaces . (ambitus-interface staff-symbol-referencer-interface item-interface font-interface))))
63 (print-function . ,Accidental_interface::print)
66 (X-offset-callbacks . (,Side_position_interface::aligned_side))
68 (cautionary-style . parentheses)
69 (after-line-breaking-callback . ,Accidental_interface::after_line_breaking) (meta . ((interfaces . (item-interface accidental-interface break-aligned-interface side-position-interface font-interface))))
75 (print-function . ,Note_head::print)
76 (glyph-name-procedure . ,find-notehead-symbol)
77 (X-extent-callback . ,Note_head::extent)
78 (Y-extent-callback . ,Note_head::extent)
79 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
80 (meta . ((interfaces . (font-interface note-head-interface ambitus-interface staff-symbol-referencer-interface rhythmic-head-interface item-interface ))))
85 (X-extent-callback . ,Arpeggio::width_callback)
86 (Y-extent-callback . #f)
87 (print-function . ,Arpeggio::print)
88 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
89 (X-offset-callbacks . (,Side_position_interface::aligned_side))
92 (staff-position . 0.0)
93 (meta . ((interfaces . (arpeggio-interface staff-symbol-referencer-interface side-position-interface item-interface font-interface))))
98 (break-align-symbol . staff-bar)
100 (break-glyph-function . ,default-break-barline)
101 (bar-size-procedure . ,Bar_line::get_staff_bar_size)
102 (print-function . ,Bar_line::print)
103 (break-visibility . ,all-visible)
105 (before-line-breaking-callback . ,Bar_line::before_line_breaking)
107 (time-signature . (extra-space . 0.75))
108 (custos . (minimum-space . 2.0))
109 (clef . (minimum-space . 1.0))
110 (key-signature . (extra-space . 1.0))
111 (first-note . (fixed-space . 1.3))
112 (next-note . (semi-fixed-space . 1.3))
113 (right-edge . (extra-space . 0.0))
117 ;; Ross. page 151 lists other values, we opt for a leaner look
120 ;; kern should scale with linethickness too.
123 (hair-thickness . 1.9)
124 (thick-thickness . 6.0)
125 (meta . ((interfaces . (bar-line-interface item-interface break-aligned-interface font-interface))))
131 (print-function . ,Text_item::print)
133 (break-visibility . ,begin-of-line-visible)
136 (font-family . roman)
138 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
139 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
140 (self-alignment-X . 1)
142 ;; hmm. why did we do this: ?
143 (extra-offset . (1.3 . 0))
145 ((interfaces . (side-position-interface
147 self-alignment-interface
148 font-interface item-interface break-aligned-interface))))
154 (print-function . ,Text_item::print)
155 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
157 (font-family . number)
159 ;; We must do this, other BFs in
160 ;; paper16 become too small.
163 (meta . ((interfaces . (text-interface rhythmic-grob-interface
164 bass-figure-interface item-interface
165 self-alignment-interface font-interface))))
169 ;; todo: clean this up a bit: the list is getting
171 (print-function . ,Beam::print)
172 (concaveness-gap . 1.85)
173 (concaveness-threshold . 0.26)
175 (positions . (#f . #f))
176 (position-callbacks . (,Beam::least_squares
179 ,Beam::shift_region_to_valid
183 ;; TODO: should be in SLT.
184 (thickness . 0.48) ; in staff-space
185 (before-line-breaking-callback . ,Beam::before_line_breaking)
186 (after-line-breaking-callback . ,Beam::after_line_breaking)
187 (neutral-direction . -1)
188 (dir-function . ,beam-dir-majority-median)
190 ;; Whe have some unreferenced problems here.
192 ;; If we shorten beamed stems less than normal stems (1 staffspace),
193 ;; or high order less than 8th beams, patterns like
194 ;; c''4 [c''8 c''] c''4 [c''16 c]
195 ;; are ugly (different stem lengths).
197 ;; But if we shorten 16th beams as much as 8th beams, a single
198 ;; forced 16th beam looks *very* short.
200 ;; We choose to shorten 8th beams the same as single stems,
201 ;; and high order beams less than 8th beams, so that all
202 ;; isolated shortened beams look nice and a bit shortened,
203 ;; sadly possibly breaking patterns with high order beams.
204 (beamed-stem-shorten . (1.0 0.5 0.25))
207 (flag-width-function . ,beam-flag-width-function)
209 (auto-knee-gap . 5.5)
211 ;; only for debugging.
212 (font-family . roman)
214 (space-function . ,Beam::space_function)
215 (meta . ((interfaces . (staff-symbol-referencer-interface beam-interface spanner-interface))))
222 (break-align-orders . #(; end-of-line:
223 (instrument-name left-edge ambitus breathing-sign
224 clef staff-bar key-signature
225 time-signature custos)
228 (instrument-name left-edge ambitus breathing-sign
229 clef staff-bar key-signature
231 time-signature custos)
233 (instrument-name left-edge ambitus breathing-sign
234 clef key-signature staff-bar
235 time-signature custos)
239 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
240 (meta . ((interfaces . (break-alignment-interface item-interface axis-group-interface)))))
246 (X-offset-callbacks . (,Break_align_interface::alignment_callback))
247 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
248 (meta . ((interfaces . (break-aligned-interface item-interface axis-group-interface item-interface ))))
253 (break-align-symbol . breathing-sign)
256 (ambitus . (extra-space . 2.0))
257 (custos . (minimum-space . 1.0))
258 (key-signature . (minimum-space . 1.5))
259 (staff-bar . (minimum-space . 1.5))
260 (clef . (minimum-space . 2.0))
261 (first-note . (fixed-space . 1.0)) ;huh?
262 (right-edge . (extra-space . 0.1))
264 (print-function . ,Text_item::print)
265 (text . ,(make-musicglyph-markup "scripts-rcomma"))
266 (Y-offset-callbacks . (,Breathing_sign::offset_callback))
267 (break-visibility . ,begin-of-line-invisible)
268 (meta . ((interfaces . (break-aligned-interface breathing-sign-interface text-interface font-interface item-interface ))))
273 (print-function . ,Clef::print)
274 (before-line-breaking-callback . ,Clef::before_line_breaking)
276 (font-family . music)
277 (break-align-symbol . clef)
278 (break-visibility . ,begin-of-line-visible)
279 (space-alist . ((ambitus . (extra-space . 2.0))
280 (staff-bar . (extra-space . 0.7))
281 (key-signature . (minimum-space . 4.0))
282 (time-signature . (minimum-space . 4.2))
283 (first-note . (minimum-fixed-space . 5.0))
284 (next-note . (extra-space . 0.5))
285 (right-edge . (extra-space . 0.5))
287 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
288 (meta . ((interfaces . (clef-interface staff-symbol-referencer-interface font-interface break-aligned-interface item-interface ))))
291 (ClusterSpannerBeacon
293 (print-function . #f)
294 (Y-extent-callback . ,Cluster_beacon::height)
295 (meta . ((interfaces . (cluster-beacon-interface item-interface))))
300 (print-function . ,Cluster::print)
301 (spacing-procedure . ,Spanner::set_spacing_rods)
302 (minimum-length . 0.0)
305 (meta . ((interfaces . (cluster-interface spanner-interface))))
310 (print-function . ,Text_item::print)
311 (after-line-breaking-callback . ,Chord_name::after_line_breaking)
315 (meta . ((interfaces . (font-interface rhythmic-grob-interface
316 text-interface chord-name-interface item-interface ))))
321 (break-align-symbol . custos)
323 (print-function . ,Custos::print)
324 (break-visibility . ,end-of-line-visible)
326 (neutral-direction . -1)
327 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
329 (first-note . (minimum-fixed-space . 0.0))
330 (right-edge . (extra-space . 0.1))
333 . (custos-interface staff-symbol-referencer-interface
335 break-aligned-interface item-interface ))))
343 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
344 (X-offset-callbacks . (,Dot_column::side_position))
345 (meta . ((interfaces . (dot-column-interface axis-group-interface item-interface ))))
350 (print-function . ,Dots::print)
352 (meta . ((interfaces . (font-interface staff-symbol-referencer-interface dots-interface item-interface ))))
357 (print-function . ,Percent_repeat_item_interface::double_percent)
360 (font-encoding . fetaMusic)
363 (break-align-symbol . staff-bar)
364 (break-visibility . ,begin-of-line-invisible)
365 (meta . ((interfaces . (font-interface
366 break-aligned-interface
367 percent-repeat-interface item-interface ))))
371 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
372 (print-function . ,Text_item::print)
373 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
374 ,Self_alignment_interface::centered_on_parent))
375 (self-alignment-X . 0)
376 (no-spacing-rods . #t)
377 (script-priority . 100)
379 (font-encoding . fetaDynamic)
380 (font-shape . italic)
381 (self-alignment-Y . 0)
382 (meta . ((interfaces . (font-interface text-interface self-alignment-interface
383 dynamic-interface script-interface item-interface))))
386 . ((print-function . ,Dynamic_text_spanner::print)
388 (font-shape . italic)
389 (style . dashed-line)
391 ; need to blend with dynamic texts.
393 (bound-padding . 0.75)
394 (dash-fraction . 0.2)
396 (meta . ((interfaces . (font-interface
398 dynamic-interface dynamic-text-spanner-interface
405 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
406 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
407 (staff-padding . 0.1)
409 (minimum-space . 1.2)
411 (meta . ((interfaces . (dynamic-interface axis-group-interface side-position-interface spanner-interface))))
416 (break-align-symbol . left-edge)
420 (custos . (extra-space . 0.0))
421 (ambitus . (extra-space . 2.0))
422 (time-signature . (extra-space . 0.0))
423 (staff-bar . (extra-space . 0.0))
424 (breathing-sign . (minimum-space . 0.0))
425 (clef . (extra-space . 0.85))
426 (first-note . (fixed-space . 1.0))
427 (right-edge . (extra-space . 0.0))
428 (key-signature . (extra-space . 0.0))
430 (meta . ((interfaces . (break-aligned-interface item-interface ))))
435 (print-function . ,Text_item::print)
437 (staff-padding . 0.6)
438 (self-alignment-X . 0)
439 (self-alignment-Y . 0)
440 (script-priority . 100)
441 (font-encoding . fetaNumber)
442 (font-size . -5) ; don't overlap when next to heads.
443 (meta . ((interfaces . (finger-interface font-interface text-script-interface text-interface side-position-interface self-alignment-interface item-interface ))))
450 (zigzag-width . 0.75)
452 (X-extent-callback . #f)
453 (Y-extent-callback . #f)
454 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
455 (print-function . ,Line_spanner::print)
456 (meta . ((interfaces . (line-spanner-interface spanner-interface))))
461 (print-function . ,Hairpin::print)
464 (spacing-procedure . ,Spanner::set_spacing_rods)
465 (minimum-length . 2.0)
466 (bound-padding . 1.0)
467 (self-alignment-Y . 0)
468 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
469 (meta . ((interfaces . (hairpin-interface line-interface self-alignment-interface dynamic-interface spanner-interface))))
475 (print-function . ,Horizontal_bracket::print)
476 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
479 (meta . ((interfaces . (horizontal-bracket-interface side-position-interface spanner-interface))))
484 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self
485 ,Side_position_interface::aligned_on_support_refpoints))
486 ;; This direction is for aligned_on_support_refpoints
490 (left-edge . (extra-space . 1.0))
493 (self-alignment-Y . 0)
494 (print-function . ,Text_item::print)
495 (break-align-symbol . instrument-name)
496 (break-visibility . ,begin-of-line-visible)
498 (meta . ((interfaces . (font-interface self-alignment-interface side-position-interface text-interface break-aligned-interface item-interface ))))
504 (Y-offset-callbacks . (,Side_position_interface::aligned_on_support_refpoints))
506 (space-alist . ((left-edge . (extra-space . 1.0))
508 (break-align-symbol . instrument-name)
509 (print-function . ,Text_item::print)
510 (break-align-symbol . clef)
511 (break-visibility . ,begin-of-line-visible)
513 (meta . ((interfaces . (font-interface
514 self-alignment-interface
515 side-position-interface text-interface
516 break-aligned-interface item-interface ))))
521 (print-function . ,Key_signature_interface::print)
523 (time-signature . (extra-space . 1.25))
524 (staff-bar . (extra-space . 1.1))
525 (right-edge . (extra-space . 0.5))
526 (first-note . (fixed-space . 2.5))
528 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
529 (break-align-symbol . key-signature)
530 (break-visibility . ,begin-of-line-visible)
532 (meta . ((interfaces . (key-signature-interface font-interface break-aligned-interface item-interface ))))
536 (print-function . ,Ledger_line_spanner::print)
537 (X-extent-callback . #f)
538 (Y-extent-callback . #f)
539 (print-function . ,Ledger_line_spanner::print)
540 (meta . ((interfaces . (spanner-interface ledger-line-interface))))
545 (ligature-primitive-callback . ,Note_head::print)
550 (edge-height . (0.7 . 0.7))
551 (shorten-pair . (-0.2 . -0.2))
552 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
553 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
554 (print-function . ,Tuplet_bracket::print)
555 (meta . ((interfaces . (tuplet-bracket-interface spanner-interface))))
564 (spacing-procedure . ,Hyphen_spanner::set_spacing_rods)
565 (print-function . ,Hyphen_spanner::print)
567 (meta . ((interfaces . (lyric-interface lyric-hyphen-interface
568 spanner-interface))))
573 (print-function . ,Lyric_extender::print)
574 (thickness . 0.8) ; linethickness
575 (minimum-length . 1.5)
577 (meta . ((interfaces . (lyric-interface
578 lyric-extender-interface spanner-interface))))
582 . ((print-function . ,Text_item::print)
583 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_parent))
584 (self-alignment-X . 0)
586 (font-series . bold-narrow)
588 (meta . ((interfaces . (rhythmic-grob-interface lyric-syllable-interface self-alignment-interface text-interface font-interface item-interface ))))
595 (ligature-primitive-callback . ,Mensural_ligature::brew_ligature_primitive)
596 (print-function . ,Mensural_ligature::print)
597 (meta . ((interfaces . (mensural-ligature-interface font-interface))))
602 (print-function . ,Text_item::print)
603 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
604 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
605 (after-line-breaking-callback . ,shift-right-at-line-begin)
606 (self-alignment-X . 0)
611 (break-visibility . ,end-of-line-invisible)
613 (meta . ((interfaces . (text-interface side-position-interface font-interface mark-interface self-alignment-interface item-interface ))))
617 (print-function . ,Text_item::print)
618 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
621 (meta . ((interfaces . (text-interface side-position-interface font-interface metronome-mark-interface item-interface))))
625 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
626 (print-function . ,Measure_grouping::print)
632 (meta . ((interfaces . (spanner-interface side-position-interface measure-grouping-interface))))
636 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
637 (print-function . ,Multi_measure_rest::print)
638 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
641 (thick-thickness . 6.6)
642 (hair-thickness . 2.0)
644 (meta . ((interfaces . (multi-measure-rest-interface multi-measure-interface rest-interface font-interface staff-symbol-referencer-interface))))
647 (MultiMeasureRestNumber
649 (print-function . ,Text_item::print)
650 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
651 ,Self_alignment_interface::centered_on_other_axis_parent))
652 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
653 (self-alignment-X . 0)
656 (staff-padding . 1.3)
657 (font-encoding . fetaNumber)
658 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
660 (MultiMeasureRestText
662 (print-function . ,Text_item::print)
663 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
664 ,Self_alignment_interface::centered_on_other_axis_parent))
665 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
666 (self-alignment-X . 0)
669 (staff-padding . 1.5)
670 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
675 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
676 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
677 (meta . ((interfaces . (note-collision-interface axis-group-interface item-interface ))))
683 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
684 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
685 (meta . ((interfaces . (axis-group-interface note-column-interface item-interface ))))
691 (print-function . ,Note_head::print)
692 (ligature-primitive-callback . ,Note_head::print)
693 (glyph-name-procedure . ,find-notehead-symbol)
694 (X-extent-callback . ,Note_head::extent)
695 (Y-extent-callback . ,Note_head::extent)
696 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
697 (stem-attachment-function . ,note-head-style->attachment-coordinates)
698 (meta . ((interfaces . (rhythmic-grob-interface rhythmic-head-interface font-interface note-head-interface staff-symbol-referencer-interface item-interface ))))
703 (stem-spacing-correction . 0.5)
705 ;; Changed this from 0.75.
706 ;; If you ever change this back, please document! --hwn
707 (knee-spacing-correction . 1.0)
709 (meta . ((interfaces . (spacing-interface note-spacing-interface item-interface ))))
717 (X-extent-callback . #f)
718 (Y-extent-callback . #f)
719 (print-function . ,Line_spanner::print)
720 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
721 (meta . ((interfaces . (line-spanner-interface line-interface spanner-interface))))
726 (print-function . ,Text_item::print)
727 (meta . ((interfaces . (note-name-interface
728 text-interface font-interface item-interface ))))
733 (self-alignment-X . 0)
734 (break-visibility . ,begin-of-line-visible)
735 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent ,Self_alignment_interface::aligned_on_self))
736 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
737 (print-function . ,Text_item::print)
739 ;; no Y dimensions, because of lyrics under tenor clef.
741 (font-shape . italic)
743 (staff-padding . 0.2)
745 (meta . ((interfaces . (text-interface self-alignment-interface side-position-interface font-interface item-interface ))))
751 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
752 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
754 ; (print-function . ,Paper_column::print) (font-name . "ecrm8") (Y-extent-callback . #f)
755 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
760 (print-function . ,New_slur::print)
762 (spacing-procedure . ,Spanner::set_spacing_rods)
763 (minimum-length . 1.5)
764 (after-line-breaking-callback . ,New_slur::after_line_breaking)
765 (Y-extent-callback . ,New_slur::height)
768 (meta . ((interfaces . (slur-interface spanner-interface))))
771 (NonMusicalPaperColumn
774 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
775 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
777 ;; debugging stuff: print column number.
778 ; (print-function . ,Paper_column::print) (font-name . "ecrm8") (Y-extent-callback . #f)
781 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
786 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
787 (print-function . ,Multi_measure_rest::percent)
790 (font-encoding . fetaMusic)
791 (meta . ((interfaces . (multi-measure-rest-interface spanner-interface font-interface percent-repeat-interface))))
794 (PianoPedalBracket ;; an example of a text spanner
796 (print-function . ,Piano_pedal_bracket::print)
798 (bound-padding . 1.0)
800 (bracket-flare . (0.5 . 0.5))
801 (edge-height . (1.0 . 1.0))
802 (shorten-pair . (0.0 . 0.0))
804 (meta . ((interfaces . (line-interface piano-pedal-interface piano-pedal-bracket-interface spanner-interface))))
808 (RemoveEmptyVerticalGroup
810 (Y-offset-callbacks . (,Hara_kiri_group_spanner::force_hara_kiri_callback))
811 (Y-extent-callback . ,Hara_kiri_group_spanner::y_extent)
814 (meta . ((interfaces . (axis-group-interface hara-kiri-group-interface item-interface spanner-interface))))
819 (print-function . ,Percent_repeat_item_interface::beat_slash)
822 (meta . ((interfaces . (percent-repeat-interface item-interface ))))
826 (after-line-breaking-callback . ,Rest::after_line_breaking)
827 (X-extent-callback . ,Rest::extent_callback)
828 (Y-extent-callback . ,Rest::extent_callback)
829 (print-function . ,Rest::print)
830 (Y-offset-callbacks . (,Staff_symbol_referencer::callback
831 ,Rest::polyphonic_offset_callback
833 (minimum-distance . 0.25)
835 (interfaces . (font-interface
836 rhythmic-head-interface
837 rhythmic-grob-interface
838 staff-symbol-referencer-interface
839 rest-interface item-interface ))
844 (minimum-distance . 0.75)
845 (meta . ((interfaces . (rest-collision-interface item-interface ))))
850 ;; don't set direction here: it breaks staccato.
851 (print-function . ,Script_interface::print)
853 ;; This value is sensitive: if too large, staccato dots will move a
856 (staff-padding . 0.25)
857 ;; (script-priority . 0) priorities for scripts, see script.scm
858 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
859 (before-line-breaking-callback . ,Script_interface::before_line_breaking)
860 (font-encoding . fetaMusic)
861 (meta . ((interfaces . (script-interface side-position-interface font-interface item-interface ))))
866 (before-line-breaking-callback . ,Script_column::before_line_breaking)
867 (meta . ((interfaces . (script-column-interface item-interface ))))
872 (print-function . ,New_slur::print)
874 (spacing-procedure . ,Spanner::set_spacing_rods)
875 (minimum-length . 1.5)
876 (after-line-breaking-callback . ,New_slur::after_line_breaking)
877 (Y-extent-callback . ,New_slur::height)
881 (meta . ((interfaces . (slur-interface spanner-interface))))
886 (spacing-procedure . ,Spacing_spanner::set_springs)
887 (grace-space-factor . 0.6)
888 (shortest-duration-space . 2.0)
889 (spacing-increment . 1.2)
890 ; (base-shortest-duration . ,(ly:make-moment 1 8 3 2))
891 (base-shortest-duration . ,(ly:make-moment 1 8))
892 (meta . ((interfaces . (spacing-interface spacing-spanner-interface spanner-interface))))
897 (break-align-symbol . staff-bar)
898 (bar-size-procedure . ,Span_bar::get_bar_size)
899 (print-function . ,Span_bar::print)
900 (X-extent-callback . ,Span_bar::width_callback)
901 (Y-extent-callback . ())
903 (before-line-breaking-callback . ,Span_bar::before_line_breaking)
907 ;; Ross. page 151 lists other values, we opt for a leaner look
911 (hair-thickness . 1.6)
912 (thick-thickness . 6.0)
913 (meta . ((interfaces . (span-bar-interface font-interface
914 bar-line-interface item-interface ))))
918 . ((print-function . ,Text_item::print)
921 (X-offset-callbacks . (,Side_position_interface::aligned_side))
923 (meta . ((interfaces . (side-position-interface stanza-number-interface text-interface font-interface item-interface ))))
929 (stem-spacing-correction . 0.4)
931 (meta . ((interfaces . (spacing-interface staff-spacing-interface item-interface ))))
936 (print-function . ,Text_item::print)
938 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
939 (no-spacing-rods . #t)
940 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
941 (font-shape . italic)
942 (self-alignment-X . 0)
943 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface))))
946 (SostenutoPedalLineSpanner
949 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
950 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
954 (minimum-space . 1.0)
956 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
961 (print-function . ,Staff_symbol::print)
963 (ledger-line-thickness . (1.0 . 0.1))
965 (meta . ((interfaces . (staff-symbol-interface spanner-interface))))
970 ;; this list is rather long. Trim --hwn
971 (before-line-breaking-callback . ,Stem::before_line_breaking)
972 (print-function . ,Stem::print)
975 ;; 3.5 (or 3 measured from note head) is standard length
976 ;; 32nd, 64th flagged stems should be longer
977 (lengths . (3.5 3.5 3.5 4.5 5.0))
979 ;; Stems in unnatural (forced) direction should be shortened by
980 ;; one staff space, according to [Roush & Gourlay].
981 ;; Flagged stems we shorten only half a staff space.
982 (stem-shorten . (1.0 0.5))
984 ;; default stem direction for note on middle line
985 (neutral-direction . -1)
989 ;; FIXME. 3.5 yields too long beams (according to Ross and
990 ;; looking at Baerenreiter examples) for a number of common
991 ;; boundary cases. Subtracting half a beam thickness fixes
992 ;; this, but the bug may well be somewhere else.
994 ;; FIXME this should come from 'lengths
996 (beamed-lengths . (3.26 3.26 1.5))
998 ;; We use the normal minima as minimum for the ideal lengths,
999 ;; and the extreme minima as abolute minimum length.
1001 ;; The 'normal' minima
1002 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1004 ;; The 'extreme case' minima
1005 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1007 (X-offset-callbacks . (,Stem::off_callback))
1008 (X-extent-callback . ,Stem::dim_callback)
1009 (Y-extent-callback . ,Stem::height)
1010 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1011 (meta . ((interfaces . (stem-interface font-interface item-interface ))))
1016 (print-function . ,Stem_tremolo::print)
1017 (Y-extent-callback . ,Stem_tremolo::height)
1018 (X-extent-callback . #f)
1020 (beam-width . 1.6) ; staff-space
1021 (beam-thickness . 0.48) ; staff-space
1022 (meta . ((interfaces . (stem-tremolo-interface item-interface ))))
1027 (X-extent-callback . #f)
1028 (Y-extent-callback . #f)
1029 (meta . ((interfaces . (spacing-interface separation-item-interface item-interface ))))
1032 (SeparatingGroupSpanner
1034 (spacing-procedure . ,Separating_group_spanner::set_spacing_rods)
1035 (meta . ((interfaces . (only-prebreak-interface spacing-interface separation-spanner-interface spanner-interface))))
1040 (no-spacing-rods . #t)
1041 (print-function . ,Sustain_pedal::print)
1042 (self-alignment-X . 0)
1044 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1045 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1046 (meta . ((interfaces . (piano-pedal-interface text-spanner-interface text-interface self-alignment-interface font-interface item-interface))))
1049 (SustainPedalLineSpanner
1052 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1053 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1056 (staff-padding . 1.2)
1057 (minimum-space . 1.0)
1059 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1065 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1066 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1067 (meta . ((interfaces . (system-interface axis-group-interface spanner-interface))))
1073 (print-function . ,System_start_delimiter::print)
1074 (collapse-height . 5.0)
1075 (font-encoding . fetaBraces)
1076 (Y-extent-callback . #f)
1077 (meta . ((interfaces . (system-start-delimiter-interface font-interface))))
1082 (Y-extent-callback . #f)
1083 (print-function . ,System_start_delimiter::print)
1089 (collapse-height . 1)
1091 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1096 (Y-extent-callback . #f)
1097 (print-function . ,System_start_delimiter::print)
1098 (glyph . "bar-line")
1100 (after-line-breaking-callback . ,System_start_delimiter::after_line_breaking)
1101 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1106 (print-function . ,Text_item::print)
1107 (no-spacing-rods . #t)
1108 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1111 (staff-padding . 0.5)
1112 (script-priority . 200)
1113 ;; todo: add X self alignment?
1114 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1118 (print-function . ,Text_item::print)
1119 (no-spacing-rods . #t)
1120 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1121 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1123 (extra-offset . (-1 . 0))
1125 (staff-padding . 0.5)
1126 (script-priority . 200)
1127 ;; todo: add X self alignment?
1129 (font-series . bold)
1130 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1134 (print-function . ,Text_spanner::print)
1135 (font-shape . italic)
1136 (style . dashed-line)
1137 (staff-padding . 0.1)
1138 (dash-fraction . 0.2)
1141 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1145 (print-function . ,Dynamic_text_spanner::print)
1146 (edge-text . ,(cons (make-musicglyph-markup "scripts-trill")
1149 (staff-padding . 1.0)
1152 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1153 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1158 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1159 (print-function . ,Ottava_bracket::print)
1160 (font-shape . italic)
1161 (shorten-pair . (0.0 . -0.6))
1162 (staff-padding . 1.0)
1164 (minimum-length . 1.0)
1165 (dash-fraction . 0.3)
1166 (edge-height . (0 . 1.2))
1168 (meta . ((interfaces . (ottava-bracket-interface
1169 line-interface side-position-interface
1170 font-interface text-interface spanner-interface))))
1176 (print-function . ,Text_item::print)
1177 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1178 (extra-offset . (0 . -0.65)) ;; UGH! TODO: Clean this up!
1179 (stem-attachment-function . ,tablature-stem-attachment-function)
1180 (meta . ((interfaces
1181 . (rhythmic-head-interface
1183 note-head-interface staff-symbol-referencer-interface
1184 text-interface item-interface ))))
1190 (print-function . ,Tie::print)
1191 (spacing-procedure . ,Spanner::set_spacing_rods)
1192 (staffline-clearance . 0.35)
1193 (details . ((ratio . 0.333) (height-limit . 1.0)))
1197 (minimum-length . 2.5)
1198 (meta . ((interfaces . (tie-interface spanner-interface))))
1203 (after-line-breaking-callback . ,Tie_column::after_line_breaking)
1204 (X-extent-callback . #f)
1205 (Y-extent-callback . #f)
1206 (meta . ((interfaces . (tie-column-interface spanner-interface))))
1211 (print-function . ,Time_signature::print)
1212 ; (print-function . ,Text_item::print)
1213 (break-align-symbol . time-signature)
1214 (break-visibility . ,all-visible)
1216 (first-note . (fixed-space . 2.0))
1217 (right-edge . (extra-space . 0.5))
1218 (staff-bar . (minimum-space . 2.0))
1222 ; (text . (,time-signature-glue-markup))
1223 (meta . ((interfaces . (time-signature-interface break-aligned-interface font-interface item-interface ))))
1230 (edge-height . (0.7 . 0.7))
1231 (shorten-pair . (-0.2 . -0.2))
1232 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
1233 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
1234 (print-function . ,Tuplet_bracket::print)
1235 (font-shape . italic)
1236 (font-series . bold)
1239 (meta . ((interfaces . (text-interface line-interface tuplet-bracket-interface font-interface spanner-interface))))
1244 (print-function . ,Text_item::print)
1245 (font-shape . italic)
1246 (no-spacing-rods . #t)
1247 (self-alignment-X . 0)
1249 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1250 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1251 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface ))))
1254 (UnaCordaPedalLineSpanner
1257 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1258 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1260 (staff-padding . 1.2)
1261 (minimum-space . 1.0)
1263 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1270 (ligature-primitive-callback . ,Vaticana_ligature::brew_ligature_primitive)
1271 (print-function . ,Vaticana_ligature::print)
1272 (meta . ((interfaces . (vaticana-ligature-interface font-interface))))
1277 (print-function . ,Volta_bracket_interface::print)
1280 (font-encoding . fetaNumber)
1281 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1282 (thickness . 1.6) ; linethickness
1283 (height . 2.0) ; staffspace;
1286 (meta . ((interfaces . (volta-bracket-interface line-interface text-interface side-position-interface font-interface spanner-interface))))
1292 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1293 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1295 (meta . ((interfaces . (align-interface axis-group-interface spanner-interface))))
1301 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1302 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1304 (meta . ((interfaces . (axis-group-interface spanner-interface))))
1312 (define (completize-grob-entry x)
1313 "transplant assoc key into 'name entry of 'meta of X
1315 (let* ((name-sym (car x))
1316 (grob-entry (cdr x))
1317 (metaentry (cdr (assoc 'meta grob-entry)))
1319 (cdr (assoc 'interfaces metaentry)))
1322 (set! metaentry (assoc-set! metaentry 'name name-sym))
1323 (set! metaentry (assoc-set! metaentry 'interfaces
1324 (cons 'grob-interface ifaces-entry)))
1325 (set! grob-entry (assoc-set! grob-entry 'meta metaentry))
1326 (cons name-sym grob-entry)))
1328 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1332 ; (display (map pair? all-grob-descriptions))
1335 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1338 ; (display (car x)) (newline)
1340 (set-object-property! (car x) 'translation-type? list?)
1341 (set-object-property! (car x) 'is-grob? #t))
1342 all-grob-descriptions)
1345 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))