1 ;;;; define-grobs.scm --
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2005 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)
21 (cautionary-style . parentheses)
22 (after-line-breaking-callback . ,Accidental_interface::after_line_breaking) (meta . ((interfaces . (item-interface accidental-interface
27 . ((X-extent-callback . ,Axis_group_interface::group_extent_callback)
30 ;; this is quite small, but it is very ugly to have
31 ;; accs closer to the previous note than to the next one.
32 (right-padding . 0.15)
33 (meta . ((interfaces . (item-interface accidental-placement-interface))))
38 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
39 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
41 (clef . (extra-space . 0.5))
42 (key-signature . (extra-space . 0.0))
43 (staff-bar . (extra-space . 0.0))
44 (time-signature . (extra-space . 0.0))
45 (first-note . (fixed-space . 0.0))
48 (break-align-symbol . ambitus)
49 (break-visibility . ,begin-of-line-visible)
50 (meta . ((interfaces . (axis-group-interface break-aligned-interface ambitus-interface item-interface))))
55 (print-function . ,Ambitus::print)
58 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
60 (meta . ((interfaces . (ambitus-interface staff-symbol-referencer-interface item-interface font-interface))))
64 (print-function . ,Accidental_interface::print)
67 (X-offset-callbacks . (,Side_position_interface::aligned_side))
69 (cautionary-style . parentheses)
70 (after-line-breaking-callback . ,Accidental_interface::after_line_breaking) (meta . ((interfaces . (item-interface accidental-interface break-aligned-interface side-position-interface font-interface))))
77 (print-function . ,Note_head::print)
78 (glyph-name-procedure . ,find-notehead-symbol)
79 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
80 (meta . ((interfaces . (font-interface note-head-interface
82 staff-symbol-referencer-interface
83 rhythmic-head-interface
90 (X-extent-callback . ,Arpeggio::width_callback)
91 (Y-extent-callback . #f)
92 (print-function . ,Arpeggio::print)
93 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
94 (X-offset-callbacks . (,Side_position_interface::aligned_side))
97 (staff-position . 0.0)
98 (meta . ((interfaces . (arpeggio-interface staff-symbol-referencer-interface side-position-interface item-interface font-interface))))
103 (break-align-symbol . staff-bar)
105 (break-glyph-function . ,default-break-barline)
106 (bar-size-procedure . ,Bar_line::get_staff_bar_size)
107 (print-function . ,Bar_line::print)
108 (break-visibility . ,all-visible)
110 (before-line-breaking-callback . ,Bar_line::before_line_breaking)
112 (time-signature . (extra-space . 0.75))
113 (custos . (minimum-space . 2.0))
114 (clef . (minimum-space . 1.0))
115 (key-signature . (extra-space . 1.0))
116 (key-cancellation . (extra-space . 1.0))
117 (first-note . (fixed-space . 1.3))
118 (next-note . (semi-fixed-space . 1.3))
119 (right-edge . (extra-space . 0.0))
123 ;; Ross. page 151 lists other values, we opt for a leaner look
126 ;; kern should scale with linethickness too.
129 (hair-thickness . 1.9)
130 (thick-thickness . 6.0)
131 (meta . ((interfaces . (bar-line-interface item-interface break-aligned-interface font-interface))))
137 (print-function . ,Text_interface::print)
139 (break-visibility . ,begin-of-line-visible)
142 (font-family . roman)
144 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
145 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
146 (self-alignment-X . 1)
149 ((interfaces . (side-position-interface
151 self-alignment-interface
152 font-interface item-interface break-aligned-interface))))
158 (print-function . ,Text_interface::print)
159 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
161 (font-family . number)
163 ;; We must do this, other BFs in
164 ;; layout16 become too small.
167 (meta . ((interfaces . (text-interface rhythmic-grob-interface
168 bass-figure-interface item-interface
169 self-alignment-interface font-interface))))
173 ;; todo: clean this up a bit: the list is getting
175 (print-function . ,Beam::print)
177 (positions . (#f . #f))
178 (position-callbacks . (,Beam::least_squares
181 ,Beam::shift_region_to_valid
185 ;; TODO: should be in SLT.
186 (thickness . 0.48) ; in staff-space
187 (before-line-breaking-callback . ,Beam::before_line_breaking)
188 (after-line-breaking-callback . ,Beam::after_line_breaking)
189 (neutral-direction . -1)
190 (dir-function . ,beam-dir-majority-median)
192 ;; Whe have some unreferenced problems here.
194 ;; If we shorten beamed stems less than normal stems (1 staffspace),
195 ;; or high order less than 8th beams, patterns like
196 ;; c''4 [c''8 c''] c''4 [c''16 c]
197 ;; are ugly (different stem lengths).
199 ;; But if we shorten 16th beams as much as 8th beams, a single
200 ;; forced 16th beam looks *very* short.
202 ;; We choose to shorten 8th beams the same as single stems,
203 ;; and high order beams less than 8th beams, so that all
204 ;; isolated shortened beams look nice and a bit shortened,
205 ;; sadly possibly breaking patterns with high order beams.
206 (beamed-stem-shorten . (1.0 0.5 0.25))
208 (flag-width-function . ,beam-flag-width-function)
210 (auto-knee-gap . 5.5)
212 ;; only for debugging.
213 (font-family . roman)
215 (space-function . ,Beam::space_function)
216 (meta . ((interfaces . (staff-symbol-referencer-interface beam-interface spanner-interface))))
223 (break-align-orders . #(; end-of-line:
225 left-edge ambitus breathing-sign
226 clef staff-bar key-cancellation key-signature
227 time-signature custos)
230 (instrument-name left-edge ambitus breathing-sign
231 clef staff-bar key-cancellation key-signature
233 time-signature custos)
235 (instrument-name left-edge ambitus breathing-sign
236 clef key-cancellation key-signature staff-bar
237 time-signature custos)
241 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
242 (meta . ((interfaces . (break-alignment-interface item-interface axis-group-interface)))))
248 (X-offset-callbacks . (,Break_align_interface::alignment_callback))
249 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
250 (meta . ((interfaces . (break-aligned-interface item-interface axis-group-interface item-interface ))))
255 (break-align-symbol . breathing-sign)
258 (ambitus . (extra-space . 2.0))
259 (custos . (minimum-space . 1.0))
260 (key-signature . (minimum-space . 1.5))
261 (staff-bar . (minimum-space . 1.5))
262 (clef . (minimum-space . 2.0))
263 (first-note . (fixed-space . 1.0)) ;huh?
264 (right-edge . (extra-space . 0.1))
266 (print-function . ,Text_interface::print)
267 (text . ,(make-musicglyph-markup "scripts.rcomma"))
268 (Y-offset-callbacks . (,Breathing_sign::offset_callback))
269 (break-visibility . ,begin-of-line-invisible)
270 (meta . ((interfaces . (break-aligned-interface breathing-sign-interface text-interface font-interface item-interface ))))
275 (print-function . ,Clef::print)
276 (before-line-breaking-callback . ,Clef::before_line_breaking)
278 (font-family . music)
279 (break-align-symbol . clef)
280 (break-visibility . ,begin-of-line-visible)
281 (space-alist . ((ambitus . (extra-space . 2.0))
282 (staff-bar . (extra-space . 0.7))
283 (key-cancellation . (minimum-space . 4.0))
284 (key-signature . (minimum-space . 4.0))
285 (time-signature . (minimum-space . 4.2))
286 (first-note . (minimum-fixed-space . 5.0))
287 (next-note . (extra-space . 0.5))
288 (right-edge . (extra-space . 0.5))
290 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
291 (meta . ((interfaces . (clef-interface staff-symbol-referencer-interface font-interface break-aligned-interface item-interface ))))
294 (ClusterSpannerBeacon
296 (print-function . #f)
297 (Y-extent-callback . ,Cluster_beacon::height)
298 (meta . ((interfaces . (cluster-beacon-interface item-interface))))
303 (print-function . ,Cluster::print)
304 (spacing-procedure . ,Spanner::set_spacing_rods)
305 (minimum-length . 0.0)
308 (meta . ((interfaces . (cluster-interface spanner-interface))))
313 (print-function . ,Text_interface::print)
314 (after-line-breaking-callback . ,Chord_name::after_line_breaking)
318 (meta . ((interfaces . (font-interface rhythmic-grob-interface
319 text-interface chord-name-interface item-interface ))))
324 (break-align-symbol . custos)
326 (print-function . ,Custos::print)
327 (break-visibility . ,end-of-line-visible)
329 (neutral-direction . -1)
330 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
332 (first-note . (minimum-fixed-space . 0.0))
333 (right-edge . (extra-space . 0.1))
336 . (custos-interface staff-symbol-referencer-interface
338 break-aligned-interface item-interface ))))
345 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
346 (X-offset-callbacks . (,Dot_column::side_position))
347 (meta . ((interfaces . (dot-column-interface axis-group-interface item-interface ))))
352 (print-function . ,Dots::print)
354 (meta . ((interfaces . (font-interface staff-symbol-referencer-interface dots-interface item-interface ))))
359 (print-function . ,Percent_repeat_item_interface::double_percent)
362 (font-encoding . fetaMusic)
365 (break-align-symbol . staff-bar)
366 (break-visibility . ,begin-of-line-invisible)
367 (meta . ((interfaces . (font-interface
368 break-aligned-interface
369 percent-repeat-interface item-interface ))))
373 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
374 (print-function . ,Text_interface::print)
375 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
376 ,Self_alignment_interface::centered_on_parent))
377 (self-alignment-X . 0)
378 (no-spacing-rods . #t)
379 (script-priority . 100)
381 (font-encoding . fetaDynamic)
382 (font-shape . italic)
383 (self-alignment-Y . 0)
384 (meta . ((interfaces . (font-interface text-interface self-alignment-interface
385 dynamic-interface script-interface item-interface))))
388 . ((print-function . ,Dynamic_text_spanner::print)
390 ;; rather ugh with NCSB
391 ; (font-series . bold)
392 (font-shape . italic)
393 (style . dashed-line)
395 ; need to blend with dynamic texts.
397 (bound-padding . 0.75)
398 (dash-fraction . 0.2)
400 (meta . ((interfaces . (font-interface
402 dynamic-interface dynamic-text-spanner-interface
409 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
410 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
411 (staff-padding . 0.1)
413 (minimum-space . 1.2)
416 (meta . ((interfaces . (dynamic-interface axis-group-interface
417 side-position-interface spanner-interface))))))
421 (break-align-symbol . left-edge)
424 (break-visibility . ,center-invisible)
426 (custos . (extra-space . 0.0))
427 (ambitus . (extra-space . 2.0))
428 (time-signature . (extra-space . 0.0))
429 (staff-bar . (extra-space . 0.0))
430 (breathing-sign . (minimum-space . 0.0))
431 (clef . (extra-space . 0.8))
432 (first-note . (fixed-space . 1.0))
433 (right-edge . (extra-space . 0.0))
434 (key-signature . (extra-space . 0.0))
435 (key-cancellation . (extra-space . 0.0))
438 (meta . ((interfaces . (break-aligned-interface item-interface ))))
443 (print-function . ,Text_interface::print)
445 ; sync with TextScript (?)
447 (staff-padding . 0.5)
448 (self-alignment-X . 0)
449 (self-alignment-Y . 0)
450 (script-priority . 100)
451 (font-encoding . fetaNumber)
452 (font-size . -5) ; don't overlap when next to heads.
453 (meta . ((interfaces . (finger-interface
454 font-interface text-script-interface text-interface
455 side-position-interface self-alignment-interface
460 (print-function . ,print-circled-text-callback)
462 (staff-padding . 0.5)
463 (self-alignment-X . 0)
464 (self-alignment-Y . 0)
465 (script-priority . 100)
466 (font-encoding . fetaNumber)
467 (font-size . -5) ; don't overlap when next to heads.
468 (meta . ((interfaces . (string-number-interface
469 font-interface text-script-interface text-interface
470 side-position-interface self-alignment-interface
478 (zigzag-width . 0.75)
480 (X-extent-callback . #f)
481 (Y-extent-callback . #f)
482 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
483 (print-function . ,Line_spanner::print)
484 (meta . ((interfaces . (line-interface line-spanner-interface spanner-interface))))
489 (print-function . ,Hairpin::print)
490 (after-line-breaking-callback . ,Hairpin::after_line_breaking)
493 (spacing-procedure . ,Spanner::set_spacing_rods)
494 (minimum-length . 2.0)
495 (bound-padding . 1.0)
496 (self-alignment-Y . 0)
497 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
498 (meta . ((interfaces . (hairpin-interface line-interface self-alignment-interface dynamic-interface spanner-interface))))
504 (print-function . ,Horizontal_bracket::print)
505 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
508 (bracket-flare . (0.5 . 0.5))
509 (meta . ((interfaces . (horizontal-bracket-interface
510 side-position-interface
512 spanner-interface))))
517 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self
518 ,Side_position_interface::aligned_on_support_refpoints))
519 ;; This direction is for aligned_on_support_refpoints
523 (left-edge . (extra-space . 1.0))
526 (self-alignment-Y . 0)
527 (print-function . ,Text_interface::print)
528 (break-align-symbol . instrument-name)
529 (break-visibility . ,begin-of-line-visible)
531 (meta . ((interfaces . (font-interface self-alignment-interface side-position-interface text-interface break-aligned-interface item-interface ))))
537 (Y-offset-callbacks . (,Side_position_interface::aligned_on_support_refpoints))
539 (space-alist . ((left-edge . (extra-space . 1.0))
541 (break-align-symbol . instrument-name)
542 (print-function . ,Text_interface::print)
543 (break-align-symbol . clef)
544 (break-visibility . ,begin-of-line-visible)
546 (meta . ((interfaces . (font-interface
547 self-alignment-interface
548 side-position-interface text-interface
549 break-aligned-interface item-interface ))))
553 (print-function . ,Key_signature_interface::print)
555 (time-signature . (extra-space . 1.25))
556 (staff-bar . (extra-space . 0.6))
557 (key-signature . (extra-space . 0.5))
558 (right-edge . (extra-space . 0.5))
559 (first-note . (fixed-space . 2.5))
561 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
562 (break-align-symbol . key-cancellation)
563 (break-visibility . ,begin-of-line-invisible)
566 (meta . ((interfaces . (key-signature-interface font-interface
567 break-aligned-interface item-interface ))))
571 (print-function . ,Key_signature_interface::print)
573 (time-signature . (extra-space . 1.25))
574 (staff-bar . (extra-space . 1.1))
575 (right-edge . (extra-space . 0.5))
576 (first-note . (fixed-space . 2.5))
578 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
579 (break-align-symbol . key-signature)
580 (break-visibility . ,begin-of-line-visible)
583 (meta . ((interfaces . (key-signature-interface font-interface
584 break-aligned-interface item-interface ))))
588 (print-function . ,Ledger_line_spanner::print)
589 (X-extent-callback . #f)
590 (Y-extent-callback . #f)
591 (minimum-length-fraction . 0.25)
592 (length-fraction . 0.25)
593 (spacing-procedure . ,Ledger_line_spanner::set_spacing_rods)
594 (print-function . ,Ledger_line_spanner::print)
596 (meta . ((interfaces . (spanner-interface ledger-line-interface))))
601 (ligature-primitive-callback . ,Note_head::print)
606 (edge-height . (0.7 . 0.7))
607 (shorten-pair . (-0.2 . -0.2))
608 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
609 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
610 (print-function . ,Tuplet_bracket::print)
611 (meta . ((interfaces . (tuplet-bracket-interface line-interface spanner-interface))))
620 (minimum-length . 0.3)
622 ; (spacing-procedure . ,Hyphen_spanner::set_spacing_rods)
623 (print-function . ,Hyphen_spanner::print)
625 (meta . ((interfaces . (lyric-interface lyric-hyphen-interface
626 spanner-interface))))
631 (print-function . ,Lyric_extender::print)
632 (thickness . 0.8) ; linethickness
633 (minimum-length . 1.5)
635 (meta . ((interfaces . (lyric-interface
636 lyric-extender-interface spanner-interface))))
640 . ((print-function . ,Text_interface::print)
641 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_parent))
642 (self-alignment-X . 0)
644 (font-series . bold-narrow)
646 (meta . ((interfaces . (rhythmic-grob-interface lyric-syllable-interface self-alignment-interface text-interface font-interface item-interface ))))
653 (ligature-primitive-callback . ,Mensural_ligature::brew_ligature_primitive)
654 (print-function . ,Mensural_ligature::print)
655 (meta . ((interfaces . (mensural-ligature-interface font-interface))))
660 (print-function . ,Text_interface::print)
661 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
662 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
663 (after-line-breaking-callback . ,shift-right-at-line-begin)
664 (self-alignment-X . 0)
669 (break-visibility . ,end-of-line-invisible)
671 (meta . ((interfaces . (text-interface
672 side-position-interface font-interface mark-interface
673 self-alignment-interface item-interface ))))
677 (print-function . ,Text_interface::print)
678 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
681 (meta . ((interfaces . (text-interface
682 side-position-interface font-interface
683 metronome-mark-interface item-interface))))
687 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
688 (print-function . ,Measure_grouping::print)
694 (meta . ((interfaces . (spanner-interface side-position-interface measure-grouping-interface))))
698 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
699 (print-function . ,Multi_measure_rest::print)
700 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
703 (thick-thickness . 6.6)
704 (hair-thickness . 2.0)
706 (meta . ((interfaces . (multi-measure-rest-interface multi-measure-interface rest-interface font-interface staff-symbol-referencer-interface))))
709 (MultiMeasureRestNumber
711 (print-function . ,Text_interface::print)
712 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
713 ,Self_alignment_interface::centered_on_other_axis_parent))
714 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
715 (self-alignment-X . 0)
718 (staff-padding . 0.4)
719 (font-encoding . fetaNumber)
720 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
722 (MultiMeasureRestText
724 (print-function . ,Text_interface::print)
725 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
726 ,Self_alignment_interface::centered_on_other_axis_parent))
727 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
728 (self-alignment-X . 0)
731 (staff-padding . 0.25)
732 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
738 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
739 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
740 (meta . ((interfaces . (note-collision-interface axis-group-interface item-interface ))))
746 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
747 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
748 (meta . ((interfaces . (axis-group-interface note-column-interface item-interface ))))
754 (print-function . ,Note_head::print)
755 (ligature-primitive-callback . ,Note_head::print)
756 (glyph-name-procedure . ,find-notehead-symbol)
757 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
758 (stem-attachment-function . ,note-head-style->attachment-coordinates)
759 (meta . ((interfaces . (rhythmic-grob-interface
760 rhythmic-head-interface font-interface note-head-interface
762 staff-symbol-referencer-interface item-interface ))))
767 (stem-spacing-correction . 0.5)
768 (same-direction-correction . 0.25)
769 ;; Changed this from 0.75.
770 ;; If you ever change this back, please document! --hwn
771 (knee-spacing-correction . 1.0)
773 (meta . ((interfaces . (spacing-interface note-spacing-interface item-interface ))))
781 (X-extent-callback . #f)
782 (Y-extent-callback . #f)
783 (print-function . ,Line_spanner::print)
784 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
785 (meta . ((interfaces . (line-spanner-interface line-interface spanner-interface))))
790 (print-function . ,Text_interface::print)
791 (meta . ((interfaces . (note-name-interface
792 text-interface font-interface item-interface ))))
797 (self-alignment-X . 0)
798 (break-visibility . ,begin-of-line-visible)
799 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent ,Self_alignment_interface::aligned_on_self))
800 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
801 (print-function . ,Text_interface::print)
803 ;; no Y dimensions, because of lyrics under tenor clef.
805 (font-shape . italic)
807 (staff-padding . 0.2)
809 (meta . ((interfaces . (text-interface self-alignment-interface side-position-interface font-interface item-interface ))))
815 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
816 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
818 ; (print-function . ,Paper_column::print) (font-name . "ecrm8") (Y-extent-callback . #f)
819 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
823 . ((slur-details . ,default-slur-details)
824 (print-function . ,Slur::print)
826 (spacing-procedure . ,Spanner::set_spacing_rods)
827 (minimum-length . 1.5)
828 (after-line-breaking-callback . ,Slur::after_line_breaking)
829 (Y-extent-callback . ,Slur::height)
832 (meta . ((interfaces . (slur-interface spanner-interface))))
835 (NonMusicalPaperColumn
838 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
839 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
841 ;; debugging stuff: print column number.
842 ; (print-function . ,Paper_column::print) (font-name . "ecrm8") (Y-extent-callback . #f)
845 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
850 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
851 (print-function . ,Multi_measure_rest::percent)
854 (font-encoding . fetaMusic)
855 (meta . ((interfaces . (multi-measure-rest-interface spanner-interface font-interface percent-repeat-interface))))
858 ;; an example of a text spanner
861 (print-function . ,Piano_pedal_bracket::print)
863 (bound-padding . 1.0)
865 (bracket-flare . (0.5 . 0.5))
866 (edge-height . (1.0 . 1.0))
867 (shorten-pair . (0.0 . 0.0))
869 (meta . ((interfaces . (line-interface piano-pedal-interface piano-pedal-bracket-interface spanner-interface))))
873 (RemoveEmptyVerticalGroup
875 (Y-offset-callbacks . (,Hara_kiri_group_spanner::force_hara_kiri_callback))
876 (Y-extent-callback . ,Hara_kiri_group_spanner::y_extent)
879 (meta . ((interfaces . (axis-group-interface vertically-spaceable-interface hara-kiri-group-interface item-interface spanner-interface))))
884 (print-function . ,Percent_repeat_item_interface::beat_slash)
887 (meta . ((interfaces . (percent-repeat-interface item-interface ))))
891 (after-line-breaking-callback . ,Rest::after_line_breaking)
892 (X-extent-callback . ,Rest::extent_callback)
893 (Y-extent-callback . ,Rest::extent_callback)
894 (print-function . ,Rest::print)
895 (Y-offset-callbacks . (,Staff_symbol_referencer::callback
896 ,Rest::polyphonic_offset_callback
898 (minimum-distance . 0.25)
900 (interfaces . (font-interface
901 rhythmic-head-interface
902 rhythmic-grob-interface
903 staff-symbol-referencer-interface
904 rest-interface item-interface ))
909 (minimum-distance . 0.75)
910 (meta . ((interfaces . (rest-collision-interface item-interface ))))
915 ;; don't set direction here: it breaks staccato.
916 (print-function . ,Script_interface::print)
918 ;; This value is sensitive: if too large, staccato dots will move a
921 (staff-padding . 0.25)
922 ;; (script-priority . 0) priorities for scripts, see script.scm
923 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
924 (before-line-breaking-callback . ,Script_interface::before_line_breaking)
925 (font-encoding . fetaMusic)
926 (meta . ((interfaces . (script-interface side-position-interface font-interface item-interface ))))
931 (before-line-breaking-callback . ,Script_column::before_line_breaking)
932 (meta . ((interfaces . (script-column-interface item-interface ))))
936 . ((slur-details . ,default-slur-details)
937 (print-function . ,Slur::print)
939 (spacing-procedure . ,Spanner::set_spacing_rods)
940 (minimum-length . 1.5)
941 (after-line-breaking-callback . ,Slur::after_line_breaking)
942 (Y-extent-callback . ,Slur::height)
946 (meta . ((interfaces . (slur-interface spanner-interface))))
951 (spacing-procedure . ,Spacing_spanner::set_springs)
952 (grace-space-factor . 0.6)
953 (shortest-duration-space . 2.0)
954 (spacing-increment . 1.2)
955 (base-shortest-duration . ,(ly:make-moment 3 16))
956 (meta . ((interfaces . (spacing-interface spacing-spanner-interface spanner-interface))))
961 (break-align-symbol . staff-bar)
962 (bar-size-procedure . ,Span_bar::get_bar_size)
963 (print-function . ,Span_bar::print)
964 (X-extent-callback . ,Span_bar::width_callback)
965 (Y-extent-callback . ())
967 (before-line-breaking-callback . ,Span_bar::before_line_breaking)
971 ;; Ross. page 151 lists other values, we opt for a leaner look
975 (hair-thickness . 1.6)
976 (thick-thickness . 6.0)
977 (meta . ((interfaces . (span-bar-interface font-interface
978 bar-line-interface item-interface ))))
982 . ((print-function . ,Text_interface::print)
985 (X-offset-callbacks . (,Side_position_interface::aligned_side))
987 (meta . ((interfaces . (side-position-interface stanza-number-interface text-interface font-interface item-interface ))))
993 (stem-spacing-correction . 0.4)
995 (meta . ((interfaces . (spacing-interface staff-spacing-interface item-interface ))))
1000 (print-function . ,Text_interface::print)
1002 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1003 (no-spacing-rods . #t)
1004 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1005 (font-shape . italic)
1006 (self-alignment-X . 0)
1007 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface))))
1010 (SostenutoPedalLineSpanner
1013 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1014 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1018 (minimum-space . 1.0)
1020 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1025 (print-function . ,Staff_symbol::print)
1027 (ledger-line-thickness . (1.0 . 0.1))
1029 (meta . ((interfaces . (staff-symbol-interface spanner-interface))))
1034 ;; this list is rather long. Trim --hwn
1035 (before-line-breaking-callback . ,Stem::before_line_breaking)
1036 (print-function . ,Stem::print)
1039 ;; 3.5 (or 3 measured from note head) is standard length
1040 ;; 32nd, 64th flagged stems should be longer
1041 (lengths . (3.5 3.5 3.5 4.5 5.0))
1043 ;; Stems in unnatural (forced) direction should be shortened by
1044 ;; one staff space, according to [Roush & Gourlay].
1045 ;; Flagged stems we shorten only half a staff space.
1046 (stem-shorten . (1.0 0.5))
1048 ;; default stem direction for note on middle line
1049 (neutral-direction . -1)
1053 ;; FIXME. 3.5 yields too long beams (according to Ross and
1054 ;; looking at Baerenreiter examples) for a number of common
1055 ;; boundary cases. Subtracting half a beam thickness fixes
1056 ;; this, but the bug may well be somewhere else.
1058 ;; FIXME this should come from 'lengths
1060 (beamed-lengths . (3.26 3.5 3.6))
1062 ;; We use the normal minima as minimum for the ideal lengths,
1063 ;; and the extreme minima as abolute minimum length.
1065 ;; The 'normal' minima
1066 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1067 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1069 ;; The 'extreme case' minima
1070 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1072 (X-offset-callbacks . (,Stem::offset_callback))
1073 (X-extent-callback . ,Stem::width_callback)
1074 (Y-extent-callback . ,Stem::height)
1075 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1076 (meta . ((interfaces . (stem-interface font-interface item-interface ))))
1081 (print-function . ,Stem_tremolo::print)
1082 (Y-extent-callback . ,Stem_tremolo::height)
1083 (X-extent-callback . #f)
1085 (beam-width . 1.6) ; staff-space
1086 (beam-thickness . 0.48) ; staff-space
1087 (meta . ((interfaces . (stem-tremolo-interface item-interface ))))
1092 (X-extent-callback . #f)
1093 (Y-extent-callback . #f)
1094 (meta . ((interfaces . (spacing-interface separation-item-interface item-interface ))))
1097 (SeparatingGroupSpanner
1099 (spacing-procedure . ,Separating_group_spanner::set_spacing_rods)
1100 (meta . ((interfaces . (only-prebreak-interface spacing-interface separation-spanner-interface spanner-interface))))
1105 (no-spacing-rods . #t)
1106 (print-function . ,Sustain_pedal::print)
1107 (self-alignment-X . 0)
1109 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1110 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1111 (meta . ((interfaces . (piano-pedal-interface text-spanner-interface text-interface self-alignment-interface font-interface item-interface))))
1114 (SustainPedalLineSpanner
1117 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1118 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1121 (staff-padding . 1.2)
1122 (minimum-space . 1.0)
1124 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1130 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1131 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1132 (meta . ((interfaces . (system-interface axis-group-interface spanner-interface))))
1138 (print-function . ,System_start_delimiter::print)
1139 (collapse-height . 5.0)
1140 (font-encoding . fetaBraces)
1141 (Y-extent-callback . #f)
1142 (meta . ((interfaces . (system-start-delimiter-interface font-interface))))
1147 (Y-extent-callback . #f)
1148 (print-function . ,System_start_delimiter::print)
1154 (collapse-height . 1)
1156 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1161 (Y-extent-callback . #f)
1162 (print-function . ,System_start_delimiter::print)
1163 (glyph . "bar-line")
1165 (after-line-breaking-callback . ,System_start_delimiter::after_line_breaking)
1166 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1171 (print-function . ,Text_interface::print)
1172 (no-spacing-rods . #t)
1173 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1176 ; sync with Fingering ?
1178 (staff-padding . 0.5)
1179 (script-priority . 200)
1180 ;; todo: add X self alignment?
1181 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1185 (print-function . ,Text_interface::print)
1186 (no-spacing-rods . #t)
1187 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1188 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1191 (staff-padding . 0.5)
1192 (script-priority . 200)
1193 ;; todo: add X self alignment?
1195 (font-series . bold)
1196 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1200 (print-function . ,Text_spanner::print)
1201 (font-shape . italic)
1202 (style . dashed-line)
1203 (staff-padding . 0.1)
1204 (dash-fraction . 0.2)
1207 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1211 (print-function . ,Dynamic_text_spanner::print)
1212 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1215 (staff-padding . 1.0)
1218 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1219 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1224 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1225 (print-function . ,Ottava_bracket::print)
1226 (font-shape . italic)
1227 (shorten-pair . (0.0 . -0.6))
1228 (staff-padding . 1.0)
1230 (minimum-length . 1.0)
1231 (dash-fraction . 0.3)
1232 (edge-height . (0 . 1.2))
1234 (meta . ((interfaces . (ottava-bracket-interface
1235 line-interface side-position-interface
1236 font-interface text-interface spanner-interface))))
1242 (print-function . ,Text_interface::print)
1243 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1244 (stem-attachment-function . ,tablature-stem-attachment-function)
1245 (font-series . bold)
1246 (meta . ((interfaces
1247 . (rhythmic-head-interface
1249 note-head-interface staff-symbol-referencer-interface
1250 text-interface item-interface ))))
1256 (print-function . ,Tie::print)
1257 (spacing-procedure . ,Spanner::set_spacing_rods)
1258 (staffline-clearance . 0.35)
1259 (details . ((ratio . 0.333) (height-limit . 1.0)))
1263 (minimum-length . 2.5)
1264 (meta . ((interfaces . (tie-interface spanner-interface))))
1269 (after-line-breaking-callback . ,Tie_column::after_line_breaking)
1270 (before-line-breaking-callback . ,Tie_column::before_line_breaking)
1271 (X-extent-callback . #f)
1272 (Y-extent-callback . #f)
1273 (meta . ((interfaces . (tie-column-interface spanner-interface))))
1278 (print-function . ,Time_signature::print)
1279 ; (print-function . ,Text_interface::print)
1280 (break-align-symbol . time-signature)
1281 (break-visibility . ,all-visible)
1283 (first-note . (fixed-space . 2.0))
1284 (right-edge . (extra-space . 0.5))
1285 (staff-bar . (minimum-space . 2.0))
1289 ; (text . (,time-signature-glue-markup))
1290 (meta . ((interfaces . (time-signature-interface break-aligned-interface font-interface item-interface ))))
1297 (edge-height . (0.7 . 0.7))
1298 (shorten-pair . (-0.2 . -0.2))
1299 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
1300 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
1301 (print-function . ,Tuplet_bracket::print)
1302 (font-shape . italic)
1303 ; (font-series . bold)
1306 (meta . ((interfaces . (text-interface line-interface tuplet-bracket-interface font-interface spanner-interface))))
1311 (print-function . ,Text_interface::print)
1312 (font-shape . italic)
1313 (no-spacing-rods . #t)
1314 (self-alignment-X . 0)
1316 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1317 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1318 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface ))))
1321 (UnaCordaPedalLineSpanner
1324 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1325 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1327 (staff-padding . 1.2)
1328 (minimum-space . 1.0)
1330 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1337 (ligature-primitive-callback . ,Vaticana_ligature::brew_ligature_primitive)
1338 (print-function . ,Vaticana_ligature::print)
1339 (meta . ((interfaces . (vaticana-ligature-interface font-interface))))
1344 (print-function . ,Volta_bracket_interface::print)
1347 (font-encoding . fetaNumber)
1348 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1349 (thickness . 1.6) ;; linethickness
1350 (height . 2.0) ;; staffspace;
1353 (meta . ((interfaces . (volta-bracket-interface line-interface text-interface side-position-interface font-interface spanner-interface))))
1359 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1360 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1362 ;; (threshold . (6 . 1000))
1363 (meta . ((interfaces . (align-interface axis-group-interface spanner-interface))))
1369 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1370 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1372 (meta . ((interfaces . (axis-group-interface vertically-spaceable-interface spanner-interface))))
1380 (define (completize-grob-entry x)
1381 "transplant assoc key into 'name entry of 'meta of X
1383 (let* ((name-sym (car x))
1384 (grob-entry (cdr x))
1385 (metaentry (cdr (assoc 'meta grob-entry)))
1387 (cdr (assoc 'interfaces metaentry)))
1390 (set! metaentry (assoc-set! metaentry 'name name-sym))
1391 (set! metaentry (assoc-set! metaentry 'interfaces
1392 (cons 'grob-interface ifaces-entry)))
1393 (set! grob-entry (assoc-set! grob-entry 'meta metaentry))
1394 (cons name-sym grob-entry)))
1396 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1399 ;; (display (map pair? all-grob-descriptions))
1401 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1404 ;; (display (car x)) (newline)
1406 (set-object-property! (car x) 'translation-type? list?)
1407 (set-object-property! (car x) 'is-grob? #t))
1408 all-grob-descriptions)
1410 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))