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))))
25 . ((X-extent-callback . ,Axis_group_interface::group_extent_callback)
28 ;; this is quite small, but it is very ugly to have
29 ;; accs closer to the previous note than to the next one.
30 (right-padding . 0.15)
31 (meta . ((interfaces . (item-interface accidental-placement-interface))))
36 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
37 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
39 (clef . (extra-space . 0.5))
40 (key-signature . (extra-space . 0.0))
41 (staff-bar . (extra-space . 0.0))
42 (time-signature . (extra-space . 0.0))
43 (first-note . (fixed-space . 0.0))
46 (break-align-symbol . ambitus)
47 (break-visibility . ,begin-of-line-visible)
48 (meta . ((interfaces . (axis-group-interface break-aligned-interface ambitus-interface item-interface ))))
53 (print-function . ,Ambitus::print)
56 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
58 (meta . ((interfaces . (ambitus-interface staff-symbol-referencer-interface item-interface font-interface))))
62 (print-function . ,Accidental_interface::print)
65 (X-offset-callbacks . (,Side_position_interface::aligned_side))
67 (cautionary-style . parentheses)
68 (after-line-breaking-callback . ,Accidental_interface::after_line_breaking) (meta . ((interfaces . (item-interface accidental-interface break-aligned-interface side-position-interface font-interface))))
74 (print-function . ,Note_head::print)
75 (glyph-name-procedure . ,find-notehead-symbol)
76 (X-extent-callback . ,Note_head::extent)
77 (Y-extent-callback . ,Note_head::extent)
78 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
79 (meta . ((interfaces . (font-interface note-head-interface ambitus-interface staff-symbol-referencer-interface rhythmic-head-interface item-interface ))))
84 (X-extent-callback . ,Arpeggio::width_callback)
85 (Y-extent-callback . #f)
86 (print-function . ,Arpeggio::print)
87 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
88 (X-offset-callbacks . (,Side_position_interface::aligned_side))
91 (staff-position . 0.0)
92 (meta . ((interfaces . (arpeggio-interface staff-symbol-referencer-interface side-position-interface item-interface font-interface))))
97 (break-align-symbol . staff-bar)
99 (break-glyph-function . ,default-break-barline)
100 (bar-size-procedure . ,Bar_line::get_staff_bar_size)
101 (print-function . ,Bar_line::print)
102 (break-visibility . ,all-visible)
104 (before-line-breaking-callback . ,Bar_line::before_line_breaking)
106 (time-signature . (extra-space . 0.75))
107 (custos . (minimum-space . 2.0))
108 (clef . (minimum-space . 1.0))
109 (key-signature . (extra-space . 1.0))
110 (first-note . (fixed-space . 1.3))
111 (next-note . (semi-fixed-space . 1.3))
112 (right-edge . (extra-space . 0.0))
116 ;; Ross. page 151 lists other values, we opt for a leaner look
119 ;; kern should scale with linethickness too.
122 (hair-thickness . 1.9)
123 (thick-thickness . 6.0)
124 (meta . ((interfaces . (bar-line-interface item-interface break-aligned-interface font-interface))))
130 (print-function . ,Text_item::print)
132 (break-visibility . ,begin-of-line-visible)
135 (font-family . roman)
137 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
138 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
139 (self-alignment-X . 1)
141 ;; hmm. why did we do this: ?
142 (extra-offset . (1.3 . 0))
144 ((interfaces . (side-position-interface
146 self-alignment-interface
147 font-interface item-interface break-aligned-interface))))
153 (print-function . ,Text_item::print)
154 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
156 (font-family . number)
158 ;; We must do this, other BFs in
159 ;; paper16 become too small.
162 (meta . ((interfaces . (text-interface rhythmic-grob-interface
163 bass-figure-interface item-interface
164 self-alignment-interface font-interface))))
168 ;; todo: clean this up a bit: the list is getting
170 (print-function . ,Beam::print)
171 (concaveness-gap . 1.85)
172 (concaveness-threshold . 0.26)
174 (positions . (#f . #f))
175 (position-callbacks . (,Beam::least_squares
178 ,Beam::shift_region_to_valid
182 ;; TODO: should be in SLT.
183 (thickness . 0.48) ; in staff-space
184 (before-line-breaking-callback . ,Beam::before_line_breaking)
185 (after-line-breaking-callback . ,Beam::after_line_breaking)
186 (neutral-direction . -1)
187 (dir-function . ,beam-dir-majority-median)
189 ;; Whe have some unreferenced problems here.
191 ;; If we shorten beamed stems less than normal stems (1 staffspace),
192 ;; or high order less than 8th beams, patterns like
193 ;; c''4 [c''8 c''] c''4 [c''16 c]
194 ;; are ugly (different stem lengths).
196 ;; But if we shorten 16th beams as much as 8th beams, a single
197 ;; forced 16th beam looks *very* short.
199 ;; We choose to shorten 8th beams the same as single stems,
200 ;; and high order beams less than 8th beams, so that all
201 ;; isolated shortened beams look nice and a bit shortened,
202 ;; sadly possibly breaking patterns with high order beams.
203 (beamed-stem-shorten . (1.0 0.5 0.25))
206 (flag-width-function . ,beam-flag-width-function)
208 (auto-knee-gap . 5.5)
210 ;; only for debugging.
211 (font-family . roman)
213 (space-function . ,Beam::space_function)
214 (meta . ((interfaces . (staff-symbol-referencer-interface beam-interface spanner-interface))))
221 (break-align-orders . #(; end-of-line:
222 (instrument-name left-edge ambitus breathing-sign
223 clef staff-bar key-signature
224 time-signature custos)
227 (instrument-name left-edge ambitus breathing-sign
228 clef staff-bar key-signature
230 time-signature custos)
232 (instrument-name left-edge ambitus breathing-sign
233 clef key-signature staff-bar
234 time-signature custos)
238 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
239 (meta . ((interfaces . (break-alignment-interface item-interface axis-group-interface)))))
245 (X-offset-callbacks . (,Break_align_interface::alignment_callback))
246 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
247 (meta . ((interfaces . (break-aligned-interface item-interface axis-group-interface item-interface ))))
252 (break-align-symbol . breathing-sign)
255 (ambitus . (extra-space . 2.0))
256 (custos . (minimum-space . 1.0))
257 (key-signature . (minimum-space . 1.5))
258 (staff-bar . (minimum-space . 1.5))
259 (clef . (minimum-space . 2.0))
260 (first-note . (fixed-space . 1.0)) ;huh?
261 (right-edge . (extra-space . 0.1))
263 (print-function . ,Text_item::print)
264 (text . ,(make-musicglyph-markup "scripts-rcomma"))
265 (Y-offset-callbacks . (,Breathing_sign::offset_callback))
266 (break-visibility . ,begin-of-line-invisible)
267 (meta . ((interfaces . (break-aligned-interface breathing-sign-interface text-interface font-interface item-interface ))))
272 (print-function . ,Clef::print)
273 (before-line-breaking-callback . ,Clef::before_line_breaking)
275 (font-family . music)
276 (break-align-symbol . clef)
277 (break-visibility . ,begin-of-line-visible)
278 (space-alist . ((ambitus . (extra-space . 2.0))
279 (staff-bar . (extra-space . 0.7))
280 (key-signature . (minimum-space . 4.0))
281 (time-signature . (minimum-space . 4.2))
282 (first-note . (minimum-fixed-space . 5.0))
283 (next-note . (extra-space . 0.5))
284 (right-edge . (extra-space . 0.5))
286 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
287 (meta . ((interfaces . (clef-interface staff-symbol-referencer-interface font-interface break-aligned-interface item-interface ))))
290 (ClusterSpannerBeacon
292 (print-function . #f)
293 (Y-extent-callback . ,Cluster_beacon::height)
294 (meta . ((interfaces . (cluster-beacon-interface item-interface))))
299 (print-function . ,Cluster::print)
300 (spacing-procedure . ,Spanner::set_spacing_rods)
301 (minimum-length . 0.0)
304 (meta . ((interfaces . (cluster-interface spanner-interface))))
309 (print-function . ,Text_item::print)
310 (after-line-breaking-callback . ,Chord_name::after_line_breaking)
314 (meta . ((interfaces . (font-interface rhythmic-grob-interface
315 text-interface chord-name-interface item-interface ))))
320 (break-align-symbol . custos)
322 (print-function . ,Custos::print)
323 (break-visibility . ,end-of-line-visible)
325 (neutral-direction . -1)
326 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
328 (first-note . (minimum-fixed-space . 0.0))
329 (right-edge . (extra-space . 0.1))
332 . (custos-interface staff-symbol-referencer-interface
334 break-aligned-interface item-interface ))))
342 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
343 (X-offset-callbacks . (,Dot_column::side_position))
344 (meta . ((interfaces . (dot-column-interface axis-group-interface item-interface ))))
349 (print-function . ,Dots::print)
351 (meta . ((interfaces . (font-interface staff-symbol-referencer-interface dots-interface item-interface ))))
356 (print-function . ,Percent_repeat_item_interface::double_percent)
359 (font-encoding . fetaMusic)
362 (break-align-symbol . staff-bar)
363 (break-visibility . ,begin-of-line-invisible)
364 (meta . ((interfaces . (font-interface
365 break-aligned-interface
366 percent-repeat-interface item-interface ))))
370 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
371 (print-function . ,Text_item::print)
372 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
373 ,Self_alignment_interface::centered_on_parent))
374 (self-alignment-X . 0)
375 (no-spacing-rods . #t)
376 (script-priority . 100)
378 (font-encoding . fetaDynamic)
379 (font-shape . italic)
380 (self-alignment-Y . 0)
381 (meta . ((interfaces . (font-interface text-interface self-alignment-interface
382 dynamic-interface script-interface item-interface))))
385 . ((print-function . ,Dynamic_text_spanner::print)
387 (font-shape . italic)
388 (style . dashed-line)
390 ; need to blend with dynamic texts.
392 (bound-padding . 0.75)
393 (dash-fraction . 0.2)
395 (meta . ((interfaces . (font-interface
397 dynamic-interface dynamic-text-spanner-interface
404 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
405 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
406 (staff-padding . 0.1)
408 (minimum-space . 1.2)
411 (meta . ((interfaces . (dynamic-interface axis-group-interface
412 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 ; sync with TextScript (?)
439 (staff-padding . 0.5)
440 (self-alignment-X . 0)
441 (self-alignment-Y . 0)
442 (script-priority . 100)
443 (font-encoding . fetaNumber)
444 (font-size . -5) ; don't overlap when next to heads.
445 (meta . ((interfaces . (finger-interface
446 font-interface text-script-interface text-interface
447 side-position-interface self-alignment-interface
455 (zigzag-width . 0.75)
457 (X-extent-callback . #f)
458 (Y-extent-callback . #f)
459 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
460 (print-function . ,Line_spanner::print)
461 (meta . ((interfaces . (line-spanner-interface spanner-interface))))
466 (print-function . ,Hairpin::print)
469 (spacing-procedure . ,Spanner::set_spacing_rods)
470 (minimum-length . 2.0)
471 (bound-padding . 1.0)
472 (self-alignment-Y . 0)
473 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
474 (meta . ((interfaces . (hairpin-interface line-interface self-alignment-interface dynamic-interface spanner-interface))))
480 (print-function . ,Horizontal_bracket::print)
481 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
484 (bracket-flare . (0.5 . 0.5))
485 (meta . ((interfaces . (horizontal-bracket-interface
486 side-position-interface
488 spanner-interface))))
493 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self
494 ,Side_position_interface::aligned_on_support_refpoints))
495 ;; This direction is for aligned_on_support_refpoints
499 (left-edge . (extra-space . 1.0))
502 (self-alignment-Y . 0)
503 (print-function . ,Text_item::print)
504 (break-align-symbol . instrument-name)
505 (break-visibility . ,begin-of-line-visible)
507 (meta . ((interfaces . (font-interface self-alignment-interface side-position-interface text-interface break-aligned-interface item-interface ))))
513 (Y-offset-callbacks . (,Side_position_interface::aligned_on_support_refpoints))
515 (space-alist . ((left-edge . (extra-space . 1.0))
517 (break-align-symbol . instrument-name)
518 (print-function . ,Text_item::print)
519 (break-align-symbol . clef)
520 (break-visibility . ,begin-of-line-visible)
522 (meta . ((interfaces . (font-interface
523 self-alignment-interface
524 side-position-interface text-interface
525 break-aligned-interface item-interface ))))
530 (print-function . ,Key_signature_interface::print)
532 (time-signature . (extra-space . 1.25))
533 (staff-bar . (extra-space . 1.1))
534 (right-edge . (extra-space . 0.5))
535 (first-note . (fixed-space . 2.5))
537 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
538 (break-align-symbol . key-signature)
539 (break-visibility . ,begin-of-line-visible)
542 (meta . ((interfaces . (key-signature-interface font-interface
543 break-aligned-interface item-interface ))))
547 (print-function . ,Ledger_line_spanner::print)
548 (X-extent-callback . #f)
549 (Y-extent-callback . #f)
550 (print-function . ,Ledger_line_spanner::print)
551 (meta . ((interfaces . (spanner-interface ledger-line-interface))))
556 (ligature-primitive-callback . ,Note_head::print)
561 (edge-height . (0.7 . 0.7))
562 (shorten-pair . (-0.2 . -0.2))
563 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
564 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
565 (print-function . ,Tuplet_bracket::print)
566 (meta . ((interfaces . (tuplet-bracket-interface spanner-interface))))
575 (spacing-procedure . ,Hyphen_spanner::set_spacing_rods)
576 (print-function . ,Hyphen_spanner::print)
578 (meta . ((interfaces . (lyric-interface lyric-hyphen-interface
579 spanner-interface))))
584 (print-function . ,Lyric_extender::print)
585 (thickness . 0.8) ; linethickness
586 (minimum-length . 1.5)
588 (meta . ((interfaces . (lyric-interface
589 lyric-extender-interface spanner-interface))))
593 . ((print-function . ,Text_item::print)
594 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_parent))
595 (self-alignment-X . 0)
597 (font-series . bold-narrow)
599 (meta . ((interfaces . (rhythmic-grob-interface lyric-syllable-interface self-alignment-interface text-interface font-interface item-interface ))))
606 (ligature-primitive-callback . ,Mensural_ligature::brew_ligature_primitive)
607 (print-function . ,Mensural_ligature::print)
608 (meta . ((interfaces . (mensural-ligature-interface font-interface))))
613 (print-function . ,Text_item::print)
614 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
615 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
616 (after-line-breaking-callback . ,shift-right-at-line-begin)
617 (self-alignment-X . 0)
622 (break-visibility . ,end-of-line-invisible)
624 (meta . ((interfaces . (text-interface
625 side-position-interface font-interface mark-interface
626 self-alignment-interface item-interface ))))
630 (print-function . ,Text_item::print)
631 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
634 (meta . ((interfaces . (text-interface
635 side-position-interface font-interface
636 metronome-mark-interface item-interface))))
640 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
641 (print-function . ,Measure_grouping::print)
647 (meta . ((interfaces . (spanner-interface side-position-interface measure-grouping-interface))))
651 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
652 (print-function . ,Multi_measure_rest::print)
653 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
656 (thick-thickness . 6.6)
657 (hair-thickness . 2.0)
659 (meta . ((interfaces . (multi-measure-rest-interface multi-measure-interface rest-interface font-interface staff-symbol-referencer-interface))))
662 (MultiMeasureRestNumber
664 (print-function . ,Text_item::print)
665 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
666 ,Self_alignment_interface::centered_on_other_axis_parent))
667 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
668 (self-alignment-X . 0)
671 (staff-padding . 1.3)
672 (font-encoding . fetaNumber)
673 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
675 (MultiMeasureRestText
677 (print-function . ,Text_item::print)
678 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
679 ,Self_alignment_interface::centered_on_other_axis_parent))
680 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
681 (self-alignment-X . 0)
684 (staff-padding . 0.25)
685 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
690 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
691 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
692 (meta . ((interfaces . (note-collision-interface axis-group-interface item-interface ))))
698 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
699 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
700 (meta . ((interfaces . (axis-group-interface note-column-interface item-interface ))))
706 (print-function . ,Note_head::print)
707 (ligature-primitive-callback . ,Note_head::print)
708 (glyph-name-procedure . ,find-notehead-symbol)
709 (X-extent-callback . ,Note_head::extent)
710 (Y-extent-callback . ,Note_head::extent)
711 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
712 (stem-attachment-function . ,note-head-style->attachment-coordinates)
713 (meta . ((interfaces . (rhythmic-grob-interface
714 rhythmic-head-interface font-interface note-head-interface
715 staff-symbol-referencer-interface item-interface ))))
720 (stem-spacing-correction . 0.5)
722 ;; Changed this from 0.75.
723 ;; If you ever change this back, please document! --hwn
724 (knee-spacing-correction . 1.0)
726 (meta . ((interfaces . (spacing-interface note-spacing-interface item-interface ))))
734 (X-extent-callback . #f)
735 (Y-extent-callback . #f)
736 (print-function . ,Line_spanner::print)
737 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
738 (meta . ((interfaces . (line-spanner-interface line-interface spanner-interface))))
743 (print-function . ,Text_item::print)
744 (meta . ((interfaces . (note-name-interface
745 text-interface font-interface item-interface ))))
750 (self-alignment-X . 0)
751 (break-visibility . ,begin-of-line-visible)
752 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent ,Self_alignment_interface::aligned_on_self))
753 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
754 (print-function . ,Text_item::print)
756 ;; no Y dimensions, because of lyrics under tenor clef.
758 (font-shape . italic)
760 (staff-padding . 0.2)
762 (meta . ((interfaces . (text-interface self-alignment-interface side-position-interface font-interface item-interface ))))
768 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
769 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
771 ; (print-function . ,Paper_column::print) (font-name . "ecrm8") (Y-extent-callback . #f)
772 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
777 (print-function . ,New_slur::print)
779 (spacing-procedure . ,Spanner::set_spacing_rods)
780 (minimum-length . 1.5)
781 (after-line-breaking-callback . ,New_slur::after_line_breaking)
782 (Y-extent-callback . ,New_slur::height)
785 (meta . ((interfaces . (slur-interface new-slur-interface spanner-interface))))
788 (NonMusicalPaperColumn
791 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
792 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
794 ;; debugging stuff: print column number.
795 ; (print-function . ,Paper_column::print) (font-name . "ecrm8") (Y-extent-callback . #f)
798 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
803 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
804 (print-function . ,Multi_measure_rest::percent)
807 (font-encoding . fetaMusic)
808 (meta . ((interfaces . (multi-measure-rest-interface spanner-interface font-interface percent-repeat-interface))))
811 (PianoPedalBracket ;; an example of a text spanner
813 (print-function . ,Piano_pedal_bracket::print)
815 (bound-padding . 1.0)
817 (bracket-flare . (0.5 . 0.5))
818 (edge-height . (1.0 . 1.0))
819 (shorten-pair . (0.0 . 0.0))
821 (meta . ((interfaces . (line-interface piano-pedal-interface piano-pedal-bracket-interface spanner-interface))))
825 (RemoveEmptyVerticalGroup
827 (Y-offset-callbacks . (,Hara_kiri_group_spanner::force_hara_kiri_callback))
828 (Y-extent-callback . ,Hara_kiri_group_spanner::y_extent)
831 (meta . ((interfaces . (axis-group-interface hara-kiri-group-interface item-interface spanner-interface))))
836 (print-function . ,Percent_repeat_item_interface::beat_slash)
839 (meta . ((interfaces . (percent-repeat-interface item-interface ))))
843 (after-line-breaking-callback . ,Rest::after_line_breaking)
844 (X-extent-callback . ,Rest::extent_callback)
845 (Y-extent-callback . ,Rest::extent_callback)
846 (print-function . ,Rest::print)
847 (Y-offset-callbacks . (,Staff_symbol_referencer::callback
848 ,Rest::polyphonic_offset_callback
850 (minimum-distance . 0.25)
852 (interfaces . (font-interface
853 rhythmic-head-interface
854 rhythmic-grob-interface
855 staff-symbol-referencer-interface
856 rest-interface item-interface ))
861 (minimum-distance . 0.75)
862 (meta . ((interfaces . (rest-collision-interface item-interface ))))
867 ;; don't set direction here: it breaks staccato.
868 (print-function . ,Script_interface::print)
870 ;; This value is sensitive: if too large, staccato dots will move a
873 (staff-padding . 0.25)
874 ;; (script-priority . 0) priorities for scripts, see script.scm
875 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
876 (before-line-breaking-callback . ,Script_interface::before_line_breaking)
877 (font-encoding . fetaMusic)
878 (meta . ((interfaces . (script-interface side-position-interface font-interface item-interface ))))
883 (before-line-breaking-callback . ,Script_column::before_line_breaking)
884 (meta . ((interfaces . (script-column-interface item-interface ))))
889 (print-function . ,New_slur::print)
891 (spacing-procedure . ,Spanner::set_spacing_rods)
892 (minimum-length . 1.5)
893 (after-line-breaking-callback . ,New_slur::after_line_breaking)
894 (Y-extent-callback . ,New_slur::height)
898 (meta . ((interfaces . (slur-interface new-slur-interface spanner-interface))))
903 (spacing-procedure . ,Spacing_spanner::set_springs)
904 (grace-space-factor . 0.6)
905 (shortest-duration-space . 2.0)
906 (spacing-increment . 1.2)
907 (base-shortest-duration . ,(ly:make-moment 1 8))
908 (meta . ((interfaces . (spacing-interface spacing-spanner-interface spanner-interface))))
913 (break-align-symbol . staff-bar)
914 (bar-size-procedure . ,Span_bar::get_bar_size)
915 (print-function . ,Span_bar::print)
916 (X-extent-callback . ,Span_bar::width_callback)
917 (Y-extent-callback . ())
919 (before-line-breaking-callback . ,Span_bar::before_line_breaking)
923 ;; Ross. page 151 lists other values, we opt for a leaner look
927 (hair-thickness . 1.6)
928 (thick-thickness . 6.0)
929 (meta . ((interfaces . (span-bar-interface font-interface
930 bar-line-interface item-interface ))))
934 . ((print-function . ,Text_item::print)
937 (X-offset-callbacks . (,Side_position_interface::aligned_side))
939 (meta . ((interfaces . (side-position-interface stanza-number-interface text-interface font-interface item-interface ))))
945 (stem-spacing-correction . 0.4)
947 (meta . ((interfaces . (spacing-interface staff-spacing-interface item-interface ))))
952 (print-function . ,Text_item::print)
954 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
955 (no-spacing-rods . #t)
956 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
957 (font-shape . italic)
958 (self-alignment-X . 0)
959 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface))))
962 (SostenutoPedalLineSpanner
965 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
966 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
970 (minimum-space . 1.0)
972 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
977 (print-function . ,Staff_symbol::print)
979 (ledger-line-thickness . (1.0 . 0.1))
981 (meta . ((interfaces . (staff-symbol-interface spanner-interface))))
986 ;; this list is rather long. Trim --hwn
987 (before-line-breaking-callback . ,Stem::before_line_breaking)
988 (print-function . ,Stem::print)
991 ;; 3.5 (or 3 measured from note head) is standard length
992 ;; 32nd, 64th flagged stems should be longer
993 (lengths . (3.5 3.5 3.5 4.5 5.0))
995 ;; Stems in unnatural (forced) direction should be shortened by
996 ;; one staff space, according to [Roush & Gourlay].
997 ;; Flagged stems we shorten only half a staff space.
998 (stem-shorten . (1.0 0.5))
1000 ;; default stem direction for note on middle line
1001 (neutral-direction . -1)
1005 ;; FIXME. 3.5 yields too long beams (according to Ross and
1006 ;; looking at Baerenreiter examples) for a number of common
1007 ;; boundary cases. Subtracting half a beam thickness fixes
1008 ;; this, but the bug may well be somewhere else.
1010 ;; FIXME this should come from 'lengths
1012 (beamed-lengths . (3.26 3.26 1.5))
1014 ;; We use the normal minima as minimum for the ideal lengths,
1015 ;; and the extreme minima as abolute minimum length.
1017 ;; The 'normal' minima
1018 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1020 ;; The 'extreme case' minima
1021 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1023 (X-offset-callbacks . (,Stem::off_callback))
1024 (X-extent-callback . ,Stem::dim_callback)
1025 (Y-extent-callback . ,Stem::height)
1026 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1027 (meta . ((interfaces . (stem-interface font-interface item-interface ))))
1032 (print-function . ,Stem_tremolo::print)
1033 (Y-extent-callback . ,Stem_tremolo::height)
1034 (X-extent-callback . #f)
1036 (beam-width . 1.6) ; staff-space
1037 (beam-thickness . 0.48) ; staff-space
1038 (meta . ((interfaces . (stem-tremolo-interface item-interface ))))
1043 (X-extent-callback . #f)
1044 (Y-extent-callback . #f)
1045 (meta . ((interfaces . (spacing-interface separation-item-interface item-interface ))))
1048 (SeparatingGroupSpanner
1050 (spacing-procedure . ,Separating_group_spanner::set_spacing_rods)
1051 (meta . ((interfaces . (only-prebreak-interface spacing-interface separation-spanner-interface spanner-interface))))
1056 (no-spacing-rods . #t)
1057 (print-function . ,Sustain_pedal::print)
1058 (self-alignment-X . 0)
1060 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1061 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1062 (meta . ((interfaces . (piano-pedal-interface text-spanner-interface text-interface self-alignment-interface font-interface item-interface))))
1065 (SustainPedalLineSpanner
1068 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1069 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1072 (staff-padding . 1.2)
1073 (minimum-space . 1.0)
1075 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1081 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1082 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1083 (meta . ((interfaces . (system-interface axis-group-interface spanner-interface))))
1089 (print-function . ,System_start_delimiter::print)
1090 (collapse-height . 5.0)
1091 (font-encoding . fetaBraces)
1092 (Y-extent-callback . #f)
1093 (meta . ((interfaces . (system-start-delimiter-interface font-interface))))
1098 (Y-extent-callback . #f)
1099 (print-function . ,System_start_delimiter::print)
1105 (collapse-height . 1)
1107 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1112 (Y-extent-callback . #f)
1113 (print-function . ,System_start_delimiter::print)
1114 (glyph . "bar-line")
1116 (after-line-breaking-callback . ,System_start_delimiter::after_line_breaking)
1117 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1122 (print-function . ,Text_item::print)
1123 (no-spacing-rods . #t)
1124 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1127 ; sync with Fingering ?
1129 (staff-padding . 0.5)
1130 (script-priority . 200)
1131 ;; todo: add X self alignment?
1132 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1136 (print-function . ,Text_item::print)
1137 (no-spacing-rods . #t)
1138 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1139 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1141 (extra-offset . (-1 . 0))
1143 (staff-padding . 0.5)
1144 (script-priority . 200)
1145 ;; todo: add X self alignment?
1147 (font-series . bold)
1148 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1152 (print-function . ,Text_spanner::print)
1153 (font-shape . italic)
1154 (style . dashed-line)
1155 (staff-padding . 0.1)
1156 (dash-fraction . 0.2)
1159 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1163 (print-function . ,Dynamic_text_spanner::print)
1164 (edge-text . ,(cons (make-musicglyph-markup "scripts-trill")
1167 (staff-padding . 1.0)
1170 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1171 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1176 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1177 (print-function . ,Ottava_bracket::print)
1178 (font-shape . italic)
1179 (shorten-pair . (0.0 . -0.6))
1180 (staff-padding . 1.0)
1182 (minimum-length . 1.0)
1183 (dash-fraction . 0.3)
1184 (edge-height . (0 . 1.2))
1186 (meta . ((interfaces . (ottava-bracket-interface
1187 line-interface side-position-interface
1188 font-interface text-interface spanner-interface))))
1194 (print-function . ,Text_item::print)
1195 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1196 (extra-offset . (0 . -0.65)) ;; UGH! TODO: Clean this up!
1197 (stem-attachment-function . ,tablature-stem-attachment-function)
1198 (meta . ((interfaces
1199 . (rhythmic-head-interface
1201 note-head-interface staff-symbol-referencer-interface
1202 text-interface item-interface ))))
1208 (print-function . ,Tie::print)
1209 (spacing-procedure . ,Spanner::set_spacing_rods)
1210 (staffline-clearance . 0.35)
1211 (details . ((ratio . 0.333) (height-limit . 1.0)))
1215 (minimum-length . 2.5)
1216 (meta . ((interfaces . (tie-interface spanner-interface))))
1221 (after-line-breaking-callback . ,Tie_column::after_line_breaking)
1222 (X-extent-callback . #f)
1223 (Y-extent-callback . #f)
1224 (meta . ((interfaces . (tie-column-interface spanner-interface))))
1229 (print-function . ,Time_signature::print)
1230 ; (print-function . ,Text_item::print)
1231 (break-align-symbol . time-signature)
1232 (break-visibility . ,all-visible)
1234 (first-note . (fixed-space . 2.0))
1235 (right-edge . (extra-space . 0.5))
1236 (staff-bar . (minimum-space . 2.0))
1240 ; (text . (,time-signature-glue-markup))
1241 (meta . ((interfaces . (time-signature-interface break-aligned-interface font-interface item-interface ))))
1248 (edge-height . (0.7 . 0.7))
1249 (shorten-pair . (-0.2 . -0.2))
1250 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
1251 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
1252 (print-function . ,Tuplet_bracket::print)
1253 (font-shape . italic)
1254 (font-series . bold)
1257 (meta . ((interfaces . (text-interface line-interface tuplet-bracket-interface font-interface spanner-interface))))
1262 (print-function . ,Text_item::print)
1263 (font-shape . italic)
1264 (no-spacing-rods . #t)
1265 (self-alignment-X . 0)
1267 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1268 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1269 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface ))))
1272 (UnaCordaPedalLineSpanner
1275 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1276 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1278 (staff-padding . 1.2)
1279 (minimum-space . 1.0)
1281 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1288 (ligature-primitive-callback . ,Vaticana_ligature::brew_ligature_primitive)
1289 (print-function . ,Vaticana_ligature::print)
1290 (meta . ((interfaces . (vaticana-ligature-interface font-interface))))
1295 (print-function . ,Volta_bracket_interface::print)
1298 (font-encoding . fetaNumber)
1299 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1300 (thickness . 1.6) ; linethickness
1301 (height . 2.0) ; staffspace;
1304 (meta . ((interfaces . (volta-bracket-interface line-interface text-interface side-position-interface font-interface spanner-interface))))
1310 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1311 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1313 (meta . ((interfaces . (align-interface axis-group-interface spanner-interface))))
1319 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1320 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1322 (meta . ((interfaces . (axis-group-interface spanner-interface))))
1330 (define (completize-grob-entry x)
1331 "transplant assoc key into 'name entry of 'meta of X
1333 (let* ((name-sym (car x))
1334 (grob-entry (cdr x))
1335 (metaentry (cdr (assoc 'meta grob-entry)))
1337 (cdr (assoc 'interfaces metaentry)))
1340 (set! metaentry (assoc-set! metaentry 'name name-sym))
1341 (set! metaentry (assoc-set! metaentry 'interfaces
1342 (cons 'grob-interface ifaces-entry)))
1343 (set! grob-entry (assoc-set! grob-entry 'meta metaentry))
1344 (cons name-sym grob-entry)))
1346 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1350 ; (display (map pair? all-grob-descriptions))
1353 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1356 ; (display (car x)) (newline)
1358 (set-object-property! (car x) 'translation-type? list?)
1359 (set-object-property! (car x) 'is-grob? #t))
1360 all-grob-descriptions)
1363 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))