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)
412 (meta . ((interfaces . (dynamic-interface axis-group-interface
413 side-position-interface spanner-interface)))) ))
417 (break-align-symbol . left-edge)
421 (custos . (extra-space . 0.0))
422 (ambitus . (extra-space . 2.0))
423 (time-signature . (extra-space . 0.0))
424 (staff-bar . (extra-space . 0.0))
425 (breathing-sign . (minimum-space . 0.0))
426 (clef . (extra-space . 0.85))
427 (first-note . (fixed-space . 1.0))
428 (right-edge . (extra-space . 0.0))
429 (key-signature . (extra-space . 0.0))
431 (meta . ((interfaces . (break-aligned-interface item-interface ))))
436 (print-function . ,Text_item::print)
438 (staff-padding . 0.6)
439 (self-alignment-X . 0)
440 (self-alignment-Y . 0)
441 (script-priority . 100)
442 (font-encoding . fetaNumber)
443 (font-size . -5) ; don't overlap when next to heads.
444 (meta . ((interfaces . (finger-interface
445 font-interface text-script-interface text-interface
446 side-position-interface self-alignment-interface
454 (zigzag-width . 0.75)
456 (X-extent-callback . #f)
457 (Y-extent-callback . #f)
458 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
459 (print-function . ,Line_spanner::print)
460 (meta . ((interfaces . (line-spanner-interface spanner-interface))))
465 (print-function . ,Hairpin::print)
468 (spacing-procedure . ,Spanner::set_spacing_rods)
469 (minimum-length . 2.0)
470 (bound-padding . 1.0)
471 (self-alignment-Y . 0)
472 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
473 (meta . ((interfaces . (hairpin-interface line-interface self-alignment-interface dynamic-interface spanner-interface))))
479 (print-function . ,Horizontal_bracket::print)
480 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
483 (bracket-flare . (0.5 . 0.5))
484 (meta . ((interfaces . (horizontal-bracket-interface
485 side-position-interface
486 bracket-interface line-interface
487 spanner-interface))))
492 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self
493 ,Side_position_interface::aligned_on_support_refpoints))
494 ;; This direction is for aligned_on_support_refpoints
498 (left-edge . (extra-space . 1.0))
501 (self-alignment-Y . 0)
502 (print-function . ,Text_item::print)
503 (break-align-symbol . instrument-name)
504 (break-visibility . ,begin-of-line-visible)
506 (meta . ((interfaces . (font-interface self-alignment-interface side-position-interface text-interface break-aligned-interface item-interface ))))
512 (Y-offset-callbacks . (,Side_position_interface::aligned_on_support_refpoints))
514 (space-alist . ((left-edge . (extra-space . 1.0))
516 (break-align-symbol . instrument-name)
517 (print-function . ,Text_item::print)
518 (break-align-symbol . clef)
519 (break-visibility . ,begin-of-line-visible)
521 (meta . ((interfaces . (font-interface
522 self-alignment-interface
523 side-position-interface text-interface
524 break-aligned-interface item-interface ))))
529 (print-function . ,Key_signature_interface::print)
531 (time-signature . (extra-space . 1.25))
532 (staff-bar . (extra-space . 1.1))
533 (right-edge . (extra-space . 0.5))
534 (first-note . (fixed-space . 2.5))
536 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
537 (break-align-symbol . key-signature)
538 (break-visibility . ,begin-of-line-visible)
541 (meta . ((interfaces . (key-signature-interface font-interface
542 break-aligned-interface item-interface ))))
546 (print-function . ,Ledger_line_spanner::print)
547 (X-extent-callback . #f)
548 (Y-extent-callback . #f)
549 (print-function . ,Ledger_line_spanner::print)
550 (meta . ((interfaces . (spanner-interface ledger-line-interface))))
555 (ligature-primitive-callback . ,Note_head::print)
560 (edge-height . (0.7 . 0.7))
561 (shorten-pair . (-0.2 . -0.2))
562 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
563 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
564 (print-function . ,Tuplet_bracket::print)
565 (meta . ((interfaces . (tuplet-bracket-interface spanner-interface))))
574 (spacing-procedure . ,Hyphen_spanner::set_spacing_rods)
575 (print-function . ,Hyphen_spanner::print)
577 (meta . ((interfaces . (lyric-interface lyric-hyphen-interface
578 spanner-interface))))
583 (print-function . ,Lyric_extender::print)
584 (thickness . 0.8) ; linethickness
585 (minimum-length . 1.5)
587 (meta . ((interfaces . (lyric-interface
588 lyric-extender-interface spanner-interface))))
592 . ((print-function . ,Text_item::print)
593 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_parent))
594 (self-alignment-X . 0)
596 (font-series . bold-narrow)
598 (meta . ((interfaces . (rhythmic-grob-interface lyric-syllable-interface self-alignment-interface text-interface font-interface item-interface ))))
605 (ligature-primitive-callback . ,Mensural_ligature::brew_ligature_primitive)
606 (print-function . ,Mensural_ligature::print)
607 (meta . ((interfaces . (mensural-ligature-interface font-interface))))
612 (print-function . ,Text_item::print)
613 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
614 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
615 (after-line-breaking-callback . ,shift-right-at-line-begin)
616 (self-alignment-X . 0)
621 (break-visibility . ,end-of-line-invisible)
623 (meta . ((interfaces . (text-interface
624 side-position-interface font-interface mark-interface
625 self-alignment-interface item-interface ))))
629 (print-function . ,Text_item::print)
630 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
633 (meta . ((interfaces . (text-interface
634 side-position-interface font-interface
635 metronome-mark-interface item-interface))))
639 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
640 (print-function . ,Measure_grouping::print)
646 (meta . ((interfaces . (spanner-interface side-position-interface measure-grouping-interface))))
650 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
651 (print-function . ,Multi_measure_rest::print)
652 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
655 (thick-thickness . 6.6)
656 (hair-thickness . 2.0)
658 (meta . ((interfaces . (multi-measure-rest-interface multi-measure-interface rest-interface font-interface staff-symbol-referencer-interface))))
661 (MultiMeasureRestNumber
663 (print-function . ,Text_item::print)
664 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
665 ,Self_alignment_interface::centered_on_other_axis_parent))
666 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
667 (self-alignment-X . 0)
670 (staff-padding . 1.3)
671 (font-encoding . fetaNumber)
672 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
674 (MultiMeasureRestText
676 (print-function . ,Text_item::print)
677 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
678 ,Self_alignment_interface::centered_on_other_axis_parent))
679 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
680 (self-alignment-X . 0)
683 (staff-padding . 0.25)
684 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
689 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
690 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
691 (meta . ((interfaces . (note-collision-interface axis-group-interface item-interface ))))
697 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
698 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
699 (meta . ((interfaces . (axis-group-interface note-column-interface item-interface ))))
705 (print-function . ,Note_head::print)
706 (ligature-primitive-callback . ,Note_head::print)
707 (glyph-name-procedure . ,find-notehead-symbol)
708 (X-extent-callback . ,Note_head::extent)
709 (Y-extent-callback . ,Note_head::extent)
710 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
711 (stem-attachment-function . ,note-head-style->attachment-coordinates)
712 (meta . ((interfaces . (rhythmic-grob-interface
713 rhythmic-head-interface font-interface note-head-interface
714 staff-symbol-referencer-interface item-interface ))))
719 (stem-spacing-correction . 0.5)
721 ;; Changed this from 0.75.
722 ;; If you ever change this back, please document! --hwn
723 (knee-spacing-correction . 1.0)
725 (meta . ((interfaces . (spacing-interface note-spacing-interface item-interface ))))
733 (X-extent-callback . #f)
734 (Y-extent-callback . #f)
735 (print-function . ,Line_spanner::print)
736 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
737 (meta . ((interfaces . (line-spanner-interface line-interface spanner-interface))))
742 (print-function . ,Text_item::print)
743 (meta . ((interfaces . (note-name-interface
744 text-interface font-interface item-interface ))))
749 (self-alignment-X . 0)
750 (break-visibility . ,begin-of-line-visible)
751 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent ,Self_alignment_interface::aligned_on_self))
752 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
753 (print-function . ,Text_item::print)
755 ;; no Y dimensions, because of lyrics under tenor clef.
757 (font-shape . italic)
759 (staff-padding . 0.2)
761 (meta . ((interfaces . (text-interface self-alignment-interface side-position-interface font-interface item-interface ))))
767 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
768 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
770 ; (print-function . ,Paper_column::print) (font-name . "ecrm8") (Y-extent-callback . #f)
771 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
776 (print-function . ,New_slur::print)
778 (spacing-procedure . ,Spanner::set_spacing_rods)
779 (minimum-length . 1.5)
780 (after-line-breaking-callback . ,New_slur::after_line_breaking)
781 (Y-extent-callback . ,New_slur::height)
784 (meta . ((interfaces . (slur-interface new-slur-interface spanner-interface))))
787 (NonMusicalPaperColumn
790 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
791 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
793 ;; debugging stuff: print column number.
794 ; (print-function . ,Paper_column::print) (font-name . "ecrm8") (Y-extent-callback . #f)
797 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
802 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
803 (print-function . ,Multi_measure_rest::percent)
806 (font-encoding . fetaMusic)
807 (meta . ((interfaces . (multi-measure-rest-interface spanner-interface font-interface percent-repeat-interface))))
810 (PianoPedalBracket ;; an example of a text spanner
812 (print-function . ,Piano_pedal_bracket::print)
814 (bound-padding . 1.0)
816 (bracket-flare . (0.5 . 0.5))
817 (edge-height . (1.0 . 1.0))
818 (shorten-pair . (0.0 . 0.0))
820 (meta . ((interfaces . (line-interface piano-pedal-interface piano-pedal-bracket-interface spanner-interface))))
824 (RemoveEmptyVerticalGroup
826 (Y-offset-callbacks . (,Hara_kiri_group_spanner::force_hara_kiri_callback))
827 (Y-extent-callback . ,Hara_kiri_group_spanner::y_extent)
830 (meta . ((interfaces . (axis-group-interface hara-kiri-group-interface item-interface spanner-interface))))
835 (print-function . ,Percent_repeat_item_interface::beat_slash)
838 (meta . ((interfaces . (percent-repeat-interface item-interface ))))
842 (after-line-breaking-callback . ,Rest::after_line_breaking)
843 (X-extent-callback . ,Rest::extent_callback)
844 (Y-extent-callback . ,Rest::extent_callback)
845 (print-function . ,Rest::print)
846 (Y-offset-callbacks . (,Staff_symbol_referencer::callback
847 ,Rest::polyphonic_offset_callback
849 (minimum-distance . 0.25)
851 (interfaces . (font-interface
852 rhythmic-head-interface
853 rhythmic-grob-interface
854 staff-symbol-referencer-interface
855 rest-interface item-interface ))
860 (minimum-distance . 0.75)
861 (meta . ((interfaces . (rest-collision-interface item-interface ))))
866 ;; don't set direction here: it breaks staccato.
867 (print-function . ,Script_interface::print)
869 ;; This value is sensitive: if too large, staccato dots will move a
872 (staff-padding . 0.25)
873 ;; (script-priority . 0) priorities for scripts, see script.scm
874 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
875 (before-line-breaking-callback . ,Script_interface::before_line_breaking)
876 (font-encoding . fetaMusic)
877 (meta . ((interfaces . (script-interface side-position-interface font-interface item-interface ))))
882 (before-line-breaking-callback . ,Script_column::before_line_breaking)
883 (meta . ((interfaces . (script-column-interface item-interface ))))
888 (print-function . ,New_slur::print)
890 (spacing-procedure . ,Spanner::set_spacing_rods)
891 (minimum-length . 1.5)
892 (after-line-breaking-callback . ,New_slur::after_line_breaking)
893 (Y-extent-callback . ,New_slur::height)
897 (meta . ((interfaces . (slur-interface new-slur-interface spanner-interface))))
902 (spacing-procedure . ,Spacing_spanner::set_springs)
903 (grace-space-factor . 0.6)
904 (shortest-duration-space . 2.0)
905 (spacing-increment . 1.2)
906 (base-shortest-duration . ,(ly:make-moment 1 8))
907 (meta . ((interfaces . (spacing-interface spacing-spanner-interface spanner-interface))))
912 (break-align-symbol . staff-bar)
913 (bar-size-procedure . ,Span_bar::get_bar_size)
914 (print-function . ,Span_bar::print)
915 (X-extent-callback . ,Span_bar::width_callback)
916 (Y-extent-callback . ())
918 (before-line-breaking-callback . ,Span_bar::before_line_breaking)
922 ;; Ross. page 151 lists other values, we opt for a leaner look
926 (hair-thickness . 1.6)
927 (thick-thickness . 6.0)
928 (meta . ((interfaces . (span-bar-interface font-interface
929 bar-line-interface item-interface ))))
933 . ((print-function . ,Text_item::print)
936 (X-offset-callbacks . (,Side_position_interface::aligned_side))
938 (meta . ((interfaces . (side-position-interface stanza-number-interface text-interface font-interface item-interface ))))
944 (stem-spacing-correction . 0.4)
946 (meta . ((interfaces . (spacing-interface staff-spacing-interface item-interface ))))
951 (print-function . ,Text_item::print)
953 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
954 (no-spacing-rods . #t)
955 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
956 (font-shape . italic)
957 (self-alignment-X . 0)
958 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface))))
961 (SostenutoPedalLineSpanner
964 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
965 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
969 (minimum-space . 1.0)
971 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
976 (print-function . ,Staff_symbol::print)
978 (ledger-line-thickness . (1.0 . 0.1))
980 (meta . ((interfaces . (staff-symbol-interface spanner-interface))))
985 ;; this list is rather long. Trim --hwn
986 (before-line-breaking-callback . ,Stem::before_line_breaking)
987 (print-function . ,Stem::print)
990 ;; 3.5 (or 3 measured from note head) is standard length
991 ;; 32nd, 64th flagged stems should be longer
992 (lengths . (3.5 3.5 3.5 4.5 5.0))
994 ;; Stems in unnatural (forced) direction should be shortened by
995 ;; one staff space, according to [Roush & Gourlay].
996 ;; Flagged stems we shorten only half a staff space.
997 (stem-shorten . (1.0 0.5))
999 ;; default stem direction for note on middle line
1000 (neutral-direction . -1)
1004 ;; FIXME. 3.5 yields too long beams (according to Ross and
1005 ;; looking at Baerenreiter examples) for a number of common
1006 ;; boundary cases. Subtracting half a beam thickness fixes
1007 ;; this, but the bug may well be somewhere else.
1009 ;; FIXME this should come from 'lengths
1011 (beamed-lengths . (3.26 3.26 1.5))
1013 ;; We use the normal minima as minimum for the ideal lengths,
1014 ;; and the extreme minima as abolute minimum length.
1016 ;; The 'normal' minima
1017 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1019 ;; The 'extreme case' minima
1020 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1022 (X-offset-callbacks . (,Stem::off_callback))
1023 (X-extent-callback . ,Stem::dim_callback)
1024 (Y-extent-callback . ,Stem::height)
1025 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1026 (meta . ((interfaces . (stem-interface font-interface item-interface ))))
1031 (print-function . ,Stem_tremolo::print)
1032 (Y-extent-callback . ,Stem_tremolo::height)
1033 (X-extent-callback . #f)
1035 (beam-width . 1.6) ; staff-space
1036 (beam-thickness . 0.48) ; staff-space
1037 (meta . ((interfaces . (stem-tremolo-interface item-interface ))))
1042 (X-extent-callback . #f)
1043 (Y-extent-callback . #f)
1044 (meta . ((interfaces . (spacing-interface separation-item-interface item-interface ))))
1047 (SeparatingGroupSpanner
1049 (spacing-procedure . ,Separating_group_spanner::set_spacing_rods)
1050 (meta . ((interfaces . (only-prebreak-interface spacing-interface separation-spanner-interface spanner-interface))))
1055 (no-spacing-rods . #t)
1056 (print-function . ,Sustain_pedal::print)
1057 (self-alignment-X . 0)
1059 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1060 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1061 (meta . ((interfaces . (piano-pedal-interface text-spanner-interface text-interface self-alignment-interface font-interface item-interface))))
1064 (SustainPedalLineSpanner
1067 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1068 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1071 (staff-padding . 1.2)
1072 (minimum-space . 1.0)
1074 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1080 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1081 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1082 (meta . ((interfaces . (system-interface axis-group-interface spanner-interface))))
1088 (print-function . ,System_start_delimiter::print)
1089 (collapse-height . 5.0)
1090 (font-encoding . fetaBraces)
1091 (Y-extent-callback . #f)
1092 (meta . ((interfaces . (system-start-delimiter-interface font-interface))))
1097 (Y-extent-callback . #f)
1098 (print-function . ,System_start_delimiter::print)
1104 (collapse-height . 1)
1106 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1111 (Y-extent-callback . #f)
1112 (print-function . ,System_start_delimiter::print)
1113 (glyph . "bar-line")
1115 (after-line-breaking-callback . ,System_start_delimiter::after_line_breaking)
1116 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1121 (print-function . ,Text_item::print)
1122 (no-spacing-rods . #t)
1123 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1126 (staff-padding . 0.5)
1127 (script-priority . 200)
1128 ;; todo: add X self alignment?
1129 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1133 (print-function . ,Text_item::print)
1134 (no-spacing-rods . #t)
1135 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1136 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1138 (extra-offset . (-1 . 0))
1140 (staff-padding . 0.5)
1141 (script-priority . 200)
1142 ;; todo: add X self alignment?
1144 (font-series . bold)
1145 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1149 (print-function . ,Text_spanner::print)
1150 (font-shape . italic)
1151 (style . dashed-line)
1152 (staff-padding . 0.1)
1153 (dash-fraction . 0.2)
1156 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1160 (print-function . ,Dynamic_text_spanner::print)
1161 (edge-text . ,(cons (make-musicglyph-markup "scripts-trill")
1164 (staff-padding . 1.0)
1167 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1168 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1173 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1174 (print-function . ,Ottava_bracket::print)
1175 (font-shape . italic)
1176 (shorten-pair . (0.0 . -0.6))
1177 (staff-padding . 1.0)
1179 (minimum-length . 1.0)
1180 (dash-fraction . 0.3)
1181 (edge-height . (0 . 1.2))
1183 (meta . ((interfaces . (ottava-bracket-interface
1184 line-interface side-position-interface
1185 font-interface text-interface spanner-interface))))
1191 (print-function . ,Text_item::print)
1192 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1193 (extra-offset . (0 . -0.65)) ;; UGH! TODO: Clean this up!
1194 (stem-attachment-function . ,tablature-stem-attachment-function)
1195 (meta . ((interfaces
1196 . (rhythmic-head-interface
1198 note-head-interface staff-symbol-referencer-interface
1199 text-interface item-interface ))))
1205 (print-function . ,Tie::print)
1206 (spacing-procedure . ,Spanner::set_spacing_rods)
1207 (staffline-clearance . 0.35)
1208 (details . ((ratio . 0.333) (height-limit . 1.0)))
1212 (minimum-length . 2.5)
1213 (meta . ((interfaces . (tie-interface spanner-interface))))
1218 (after-line-breaking-callback . ,Tie_column::after_line_breaking)
1219 (X-extent-callback . #f)
1220 (Y-extent-callback . #f)
1221 (meta . ((interfaces . (tie-column-interface spanner-interface))))
1226 (print-function . ,Time_signature::print)
1227 ; (print-function . ,Text_item::print)
1228 (break-align-symbol . time-signature)
1229 (break-visibility . ,all-visible)
1231 (first-note . (fixed-space . 2.0))
1232 (right-edge . (extra-space . 0.5))
1233 (staff-bar . (minimum-space . 2.0))
1237 ; (text . (,time-signature-glue-markup))
1238 (meta . ((interfaces . (time-signature-interface break-aligned-interface font-interface item-interface ))))
1245 (edge-height . (0.7 . 0.7))
1246 (shorten-pair . (-0.2 . -0.2))
1247 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
1248 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
1249 (print-function . ,Tuplet_bracket::print)
1250 (font-shape . italic)
1251 (font-series . bold)
1254 (meta . ((interfaces . (text-interface line-interface tuplet-bracket-interface font-interface spanner-interface))))
1259 (print-function . ,Text_item::print)
1260 (font-shape . italic)
1261 (no-spacing-rods . #t)
1262 (self-alignment-X . 0)
1264 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1265 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1266 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface ))))
1269 (UnaCordaPedalLineSpanner
1272 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1273 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1275 (staff-padding . 1.2)
1276 (minimum-space . 1.0)
1278 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1285 (ligature-primitive-callback . ,Vaticana_ligature::brew_ligature_primitive)
1286 (print-function . ,Vaticana_ligature::print)
1287 (meta . ((interfaces . (vaticana-ligature-interface font-interface))))
1292 (print-function . ,Volta_bracket_interface::print)
1295 (font-encoding . fetaNumber)
1296 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1297 (thickness . 1.6) ; linethickness
1298 (height . 2.0) ; staffspace;
1301 (meta . ((interfaces . (volta-bracket-interface line-interface text-interface side-position-interface font-interface spanner-interface))))
1307 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1308 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1310 (meta . ((interfaces . (align-interface axis-group-interface spanner-interface))))
1316 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1317 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1319 (meta . ((interfaces . (axis-group-interface spanner-interface))))
1327 (define (completize-grob-entry x)
1328 "transplant assoc key into 'name entry of 'meta of X
1330 (let* ((name-sym (car x))
1331 (grob-entry (cdr x))
1332 (metaentry (cdr (assoc 'meta grob-entry)))
1334 (cdr (assoc 'interfaces metaentry)))
1337 (set! metaentry (assoc-set! metaentry 'name name-sym))
1338 (set! metaentry (assoc-set! metaentry 'interfaces
1339 (cons 'grob-interface ifaces-entry)))
1340 (set! grob-entry (assoc-set! grob-entry 'meta metaentry))
1341 (cons name-sym grob-entry)))
1343 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1347 ; (display (map pair? all-grob-descriptions))
1350 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1353 ; (display (car x)) (newline)
1355 (set-object-property! (car x) 'translation-type? list?)
1356 (set-object-property! (car x) 'is-grob? #t))
1357 all-grob-descriptions)
1360 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))