1 ;;;; grob-description.scm -- part of generated backend documentation
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--20.301 Han-Wen Nienhuys <hanwen@cs.uu.nl>
6 ;;;; Jan Nieuwenhuizen <janneke@gnu.org>
8 ;;;; distances are given in stafflinethickness (thicknesses) and
9 ;;;; staffspace (distances)
11 ;;;; WARNING: the meta field should be the last one.
13 ;; TODO: junk the meta field in favor of something more compact?
14 (define all-grob-descriptions
18 (molecule-callback . ,Accidental_interface::brew_molecule)
20 (cautionary-style . smaller)
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))))
37 (break-align-symbol . ambitus)
38 (molecule-callback . ,Ambitus::brew_molecule)
40 (note-head-style . "noteheads-2")
41 (visibility-lambda . ,begin-of-line-visible)
44 (clef . (extra-space . 0.0))
45 (key-signature . (extra-space . 0.0))
46 (staff-bar . (extra-space . 0.0))
47 (time-signature . (extra-space . 0.0))
48 (first-note . (extra-space . 0.0))
50 (meta . ((interfaces . (ambitus-interface staff-symbol-referencer-interface break-aligned-interface item-interface font-interface))))
55 (X-extent-callback . ,Arpeggio::width_callback)
56 (Y-extent-callback . #f)
57 (molecule-callback . ,Arpeggio::brew_molecule)
58 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
59 (X-offset-callbacks . (,Side_position_interface::aligned_side))
61 (staff-position . 0.0)
62 (meta . ((interfaces . (arpeggio-interface staff-symbol-referencer-interface side-position-interface item-interface font-interface))))
67 (break-align-symbol . staff-bar)
69 (break-glyph-function . ,default-break-barline)
70 (bar-size-procedure . ,Bar_line::get_staff_bar_size)
71 (molecule-callback . ,Bar_line::brew_molecule)
72 (break-visibility . ,all-visible)
74 (before-line-breaking-callback . ,Bar_line::before_line_breaking)
76 (time-signature . (extra-space . 0.75))
77 (custos . (minimum-space . 2.0))
78 (clef . (minimum-space . 1.0))
79 (first-note . (extra-space . 1.3))
83 ;; Ross. page 151 lists other values, we opt for a leaner look
87 (hair-thickness . 1.6)
88 (thick-thickness . 6.0)
89 (meta . ((interfaces . (bar-line-interface item-interface break-aligned-interface font-interface))))
95 (molecule-callback . ,Text_item::brew_molecule)
97 (break-visibility . ,begin-of-line-visible)
100 (font-family . roman)
101 (font-relative-size . -1)
102 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
103 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
104 (self-alignment-X . 1)
105 (extra-offset . (1.3 . 0))
107 ((interfaces . (side-position-interface
109 self-alignment-interface
110 font-interface item-interface break-aligned-interface))))
116 (molecule-callback . ,brew-bass-figure)
117 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
119 (font-family . number)
120 (font-relative-size . -1)
124 (meta . ((interfaces . (text-interface bass-figure-interface item-interface self-alignment-interface font-interface))))
128 ;; todo: clean this up a bit: the list is getting
130 (molecule-callback . ,Beam::brew_molecule)
131 (concaveness-gap . 2.0)
132 (concaveness-threshold . 0.08)
133 (positions . (#f . #f))
134 (position-callbacks . (,Beam::least_squares
137 ,Beam::shift_region_to_valid
141 ;; TODO: should be in SLT.
142 (thickness . 0.48) ; in staff-space
143 (before-line-breaking-callback . ,Beam::before_line_breaking)
144 (after-line-breaking-callback . ,Beam::after_line_breaking)
145 (neutral-direction . -1)
146 (dir-function . ,beam-dir-majority-median)
147 (beamed-stem-shorten . (1.0 0.5))
148 (outer-stem-length-limit . 0.2)
150 (flag-width-function . ,default-beam-flag-width-function)
152 (auto-knee-gap . 5.5)
153 (font-name . "cmr10")
154 (space-function . ,Beam::space_function)
155 (meta . ((interfaces . (staff-symbol-referencer-interface beam-interface spanner-interface))))
163 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
164 (meta . ((interfaces . (break-alignment-interface item-interface axis-group-interface)))))
170 (X-offset-callbacks . (,Break_align_interface::alignment_callback))
171 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
172 (meta . ((interfaces . (break-aligned-interface item-interface axis-group-interface item-interface ))))
177 (break-align-symbol . breathing-sign)
180 (ambitus . (extra-space . 2.0))
181 (key-signature . (minimum-space . 1.5))
182 (staff-bar . (minimum-space . 1.5))
183 (clef . (minimum-space . 2.0))
184 (first-note . (minimum-space . 1.0))
186 (molecule-callback . ,Text_item::brew_molecule)
188 (font-family . music)
189 (text . "scripts-rcomma")
190 (Y-offset-callbacks . (,Breathing_sign::offset_callback))
191 (break-visibility . ,begin-of-line-invisible)
192 (meta . ((interfaces . (break-aligned-interface breathing-sign-interface text-interface font-interface item-interface ))))
197 (molecule-callback . ,Clef::brew_molecule)
198 (before-line-breaking-callback . ,Clef::before_line_breaking)
200 (font-family . music)
201 (break-align-symbol . clef)
202 (break-visibility . ,begin-of-line-visible)
204 (ambitus . (extra-space . 2.0))
205 (staff-bar . (minimum-space . 3.7))
206 (key-signature . (minimum-space . 4.0))
207 (time-signature . (minimum-space . 4.2))
208 (first-note . (minimum-space . 5.0))
209 (next-note . (extra-space . 0.5))
211 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
212 (meta . ((interfaces . (clef-interface staff-symbol-referencer-interface font-interface break-aligned-interface item-interface ))))
217 (molecule-callback . ,Chord_name::brew_molecule)
218 (after-line-breaking-callback . ,Chord_name::after_line_breaking)
219 (chord-name-function . ,default-chord-name-function)
220 (font-family . roman)
221 (meta . ((interfaces . (font-interface text-interface chord-name-interface item-interface ))))
226 (break-align-symbol . custos)
228 (molecule-callback . ,Custos::brew_molecule)
229 (break-visibility . ,end-of-line-visible)
231 (neutral-position . 0)
232 (neutral-direction . -1)
233 (adjust-if-on-staffline . #t)
234 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
235 (font-family . ancient)
237 (first-note . (minimum-space . 0.0))
239 (meta . ((interfaces . (custos-interface staff-symbol-referencer-interface break-aligned-interface item-interface ))))
247 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
248 (X-offset-callbacks . (,Dot_column::side_position))
249 (meta . ((interfaces . (dot-column-interface axis-group-interface item-interface ))))
254 (molecule-callback . ,Dots::brew_molecule)
256 (Y-offset-callbacks . (,Dots::quantised_position_callback ,Staff_symbol_referencer::callback))
257 (meta . ((interfaces . (font-interface staff-symbol-referencer-interface dots-interface item-interface ))))
260 (DoublePercentRepeat .
262 (molecule-callback . ,Percent_repeat_item_interface::double_percent)
265 (font-family . music)
268 (break-align-symbol . staff-bar)
269 (break-visibility . ,begin-of-line-invisible)
270 (meta . ((interfaces . (font-interface
271 break-aligned-interface
272 percent-repeat-interface item-interface ))))
277 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
278 (molecule-callback . ,Text_item::brew_molecule)
279 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
280 ,Self_alignment_interface::centered_on_parent))
281 (self-alignment-X . 0)
282 (no-spacing-rods . #t)
283 (script-priority . 100)
285 (font-family . dynamic)
286 (font-shape . italic)
287 (self-alignment-Y . 0)
288 (meta . ((interfaces . (font-interface text-interface self-alignment-interface dynamic-interface item-interface ))))
294 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
295 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
297 (minimum-space . 1.2)
299 (meta . ((interfaces . (dynamic-interface axis-group-interface side-position-interface spanner-interface))))
304 (break-align-symbol . left-edge)
305 (X-offset-callbacks . (,Break_align_interface::alignment_callback))
306 (X-extent-callback . ,Grob::point_dimension_callback)
309 (custos . (extra-space . 0.0))
310 (ambitus . (extra-space . 2.0))
311 (time-signature . (extra-space . 0.0))
312 (staff-bar . (extra-space . 0.0))
313 (breathing-sign . (minimum-space . 0.0))
314 (clef . (extra-space . 1.0))
315 (first-note . (extra-space . 0.0))
316 (key-signature . (extra-space . 0.0))
318 (meta . ((interfaces . (break-aligned-interface item-interface ))))
323 (molecule-callback . ,Text_item::brew_molecule)
324 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent
325 ,Self_alignment_interface::aligned_on_self))
328 (self-alignment-X . 0)
329 (self-alignment-Y . 0)
330 (script-priority . 100)
331 (font-family . number)
332 (font-relative-size . -3)
333 (font-shape . upright)
334 (meta . ((interfaces . (finger-interface font-interface text-script-interface text-interface side-position-interface self-alignment-interface item-interface ))))
338 (HaraKiriVerticalGroup
340 (Y-offset-callbacks . (,Hara_kiri_group_spanner::force_hara_kiri_callback))
341 (Y-extent-callback . ,Hara_kiri_group_spanner::y_extent)
343 (meta . ((interfaces . (axis-group-interface hara-kiri-group-interface item-interface spanner-interface))))
348 (molecule-callback . ,Hairpin::brew_molecule)
351 (spacing-procedure . ,Spanner::set_spacing_rods)
352 (minimum-length . 2.0)
353 (if-text-padding . 1.0)
354 (width-correct . -1.0)
356 (dash-thickness . 1.2)
358 (self-alignment-Y . 0)
359 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
360 (meta . ((interfaces . (hairpin-interface self-alignment-interface dynamic-interface spanner-interface))))
366 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self
367 ,Side_position_interface::aligned_on_support_refpoints))
368 ;; huh? what's this for?
371 (left-edge . (extra-space . 1.0))
374 (self-alignment-Y . 0)
375 (molecule-callback . ,Text_item::brew_molecule)
376 (break-align-symbol . instrument-name)
377 (break-visibility . ,begin-of-line-visible)
379 (font-family . roman)
380 (meta . ((interfaces . (font-interface self-alignment-interface side-position-interface text-interface break-aligned-interface item-interface ))))
385 (molecule-callback . ,Key_signature_interface::brew_molecule)
387 (time-signature . (extra-space . 1.25))
388 (staff-bar . (extra-space . 1.1))
389 (first-note . (extra-space . 2.5))
391 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
392 (break-align-symbol . key-signature)
393 (break-visibility . ,begin-of-line-visible)
395 (meta . ((interfaces . (key-signature-interface font-interface break-aligned-interface item-interface ))))
400 (molecule-callback . ,Ligature_bracket::brew_molecule)
401 (meta . ((interfaces . (ligature-interface))))
408 (ligature-primitive-callback . ,Note_head::brew_molecule)
409 (molecule-callback . ,Ligature_bracket::brew_molecule)
410 (meta . ((interfaces . (ligature-bracket-interface spanner-interface))))
415 (ligature-primitive-callback . ,Note_head::brew_molecule)
416 (molecule-callback . ,Ligature_head::brew_molecule)
417 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
418 (stem-attachment-function . ,note-head-style->attachment-coordinates)
419 (font-family . ancient)
421 (meta . ((interfaces . (ligature-head-interface rhythmic-head-interface note-head-interface staff-symbol-referencer-interface))))
428 (minimum-length . 0.5)
429 (maximum-length . 100)
430 (molecule-callback . ,Hyphen_spanner::brew_molecule)
431 (Y-extent-callback . ,Grob::point_dimension_callback)
432 (meta . ((interfaces . (lyric-hyphen-interface spanner-interface))))
437 (molecule-callback . ,Lyric_extender::brew_molecule)
438 (height . 0.8) ; stafflinethickness;
439 (right-trim-amount . 0.5)
440 (Y-extent-callback . ,Grob::point_dimension_callback)
441 (meta . ((interfaces . (lyric-extender-interface spanner-interface))))
446 (molecule-callback . ,Text_item::brew_molecule)
447 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent
448 ,Self_alignment_interface::aligned_on_self))
449 (self-alignment-X . 0)
451 (ignore-length-mismatch . #f)
452 (begin-alignment . 4)
454 (font-family . roman)
455 (font-shape . upright)
457 ;; duh, side-position-interface?
458 (meta . ((interfaces . (lyric-syllable-interface self-alignment-interface text-interface font-interface item-interface ))))
465 (ligature-primitive-callback . ,Mensural_ligature::brew_ligature_primitive)
466 (molecule-callback . ,Mensural_ligature::brew_molecule)
467 (font-family . ancient)
468 (meta . ((interfaces . (mensural-ligature-interface))))
474 (auto-properties . #f)
480 (molecule-callback . ,Porrectus::brew_molecule)
481 (meta . ((interfaces . (porrectus-interface))))
486 (molecule-callback . ,Text_item::brew_molecule)
487 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
488 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
489 (self-alignment-X . 0)
493 (font-family . roman)
495 (break-visibility . ,end-of-line-invisible)
497 (meta . ((interfaces . (text-interface side-position-interface font-interface mark-interface self-alignment-interface item-interface ))))
502 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
503 (molecule-callback . ,Multi_measure_rest::brew_molecule)
504 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
507 (number-threshold . 1)
510 (font-family . number)
512 (meta . ((interfaces . (multi-measure-rest-interface rest-interface font-interface staff-symbol-referencer-interface spanner-interface))))
518 ;; Ugh, should not be hard-coded.
520 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
521 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
522 (meta . ((interfaces . (note-collision-interface axis-group-interface item-interface ))))
528 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
529 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
530 (meta . ((interfaces . (axis-group-interface note-column-interface item-interface ))))
536 (molecule-callback . ,Note_head::brew_molecule)
537 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
538 (stem-attachment-function . ,note-head-style->attachment-coordinates)
539 (meta . ((interfaces . (rhythmic-head-interface font-interface note-head-interface staff-symbol-referencer-interface item-interface ))))
547 (X-extent-callback . #f)
548 (Y-extent-callback . #f)
549 (molecule-callback . ,Line_spanner::brew_molecule)
550 (meta . ((interfaces . (line-spanner-interface spanner-interface))))
558 (X-extent-callback . #f)
559 (Y-extent-callback . #f)
560 (molecule-callback . ,Line_spanner::brew_molecule)
561 (meta . ((interfaces . (line-spanner-interface spanner-interface))))
566 (molecule-callback . ,Text_item::brew_molecule)
567 (font-family . roman)
568 (meta . ((interfaces . (note-name-interface text-interface font-interface item-interface ))))
573 (self-alignment-X . 0)
575 (break-visibility . ,begin-of-line-visible)
576 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent ,Self_alignment_interface::aligned_on_self))
577 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
578 (molecule-callback . ,Text_item::brew_molecule)
579 (font-shape . italic)
581 (font-relative-size . -2)
582 (font-family . roman)
583 (meta . ((interfaces . (text-interface self-alignment-interface side-position-interface font-interface item-interface ))))
589 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
590 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
592 ; (molecule-callback . ,Paper_column::brew_molecule) (font-name . "cmr8") (Y-extent-callback . #f)
593 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
598 (molecule-callback . ,Slur::brew_molecule)
600 (spacing-procedure . ,Spanner::set_spacing_rods)
601 (minimum-length . 1.5)
602 (after-line-breaking-callback . ,Slur::after_line_breaking)
603 (extremity-rules . ,default-slur-extremity-rules)
604 (extremity-offset-alist . ,default-phrasing-slur-extremity-offset-alist)
605 (de-uglify-parameters . (1.5 0.8 -2.0))
606 (Y-extent-callback . ,Slur::height)
607 (details . ((height-limit . 2.0) (ratio . 0.333) (force-blowfit . 0.5)
608 (bezier-pct-c0 . -0.2) (bezier-pct-c3 . 0.000006)
609 (bezier-pct-out-max . 0.8) (bezier-pct-in-max . 1.2)
610 (bezier-area-steps . 1.0)))
613 (attachment . (#f . #f))
614 (attachment-offset . ((0 . 0) . (0 . 0)))
616 (meta . ((interfaces . (slur-interface spanner-interface))))
619 (NonMusicalPaperColumn
622 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
623 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
624 ;; debugging stuff: print column number.
625 ; (molecule-callback . ,Paper_column::brew_molecule) (font-name . "cmr8") (Y-extent-callback . #f)
628 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
633 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
634 (molecule-callback . ,Multi_measure_rest::percent)
637 (minimum-width . 12.5) ; staffspace
638 (font-family . music)
639 (meta . ((interfaces . (multi-measure-rest-interface spanner-interface font-interface percent-repeat-interface))))
642 (PianoPedalBracket ;; an example of a text spanner
644 (molecule-callback . ,Text_spanner::brew_molecule)
645 (font-family . roman)
647 (if-text-padding . 1.0)
651 (edge-widen . (0.5 . 0.5))
652 (edge-height . (1.0 . 1.0))
653 (shorten-pair . (0.0 . 0.0))
655 (meta . ((interfaces . (text-spanner-interface piano-pedal-interface spanner-interface))))
660 (molecule-callback . , Percent_repeat_item_interface::beat_slash)
663 (meta . ((interfaces . (percent-repeat-interface item-interface ))))
667 (after-line-breaking-callback . ,Rest::after_line_breaking)
668 (X-extent-callback . ,Rest::extent_callback)
669 (Y-extent-callback . ,Rest::extent_callback)
670 (molecule-callback . ,Rest::brew_molecule)
671 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
672 (minimum-beam-collision-distance . 1.5)
674 (interfaces . (font-interface
675 rhythmic-head-interface
676 staff-symbol-referencer-interface
677 rest-interface item-interface ))
682 (minimum-distance . 0.75)
683 (meta . ((interfaces . (rest-collision-interface item-interface ))))
688 ;; don't set direction here: it breaks staccato.
689 (molecule-callback . ,Script_interface::brew_molecule)
691 ;; This value is sensitive: if too large, staccato dots will move a
694 ;; (script-priority . 0) priorities for scripts, see script.scm
695 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
696 (before-line-breaking-callback . ,Script_interface::before_line_breaking)
697 (font-family . music)
698 (meta . ((interfaces . (script-interface side-position-interface font-interface item-interface ))))
703 (before-line-breaking-callback . ,Script_column::before_line_breaking)
704 (meta . ((interfaces . (script-column-interface item-interface ))))
709 (molecule-callback . ,Slur::brew_molecule)
711 (spacing-procedure . ,Spanner::set_spacing_rods)
712 (minimum-length . 1.5)
713 (after-line-breaking-callback . ,Slur::after_line_breaking)
714 (extremity-rules . ,default-slur-extremity-rules)
715 (extremity-offset-alist . ,default-slur-extremity-offset-alist)
716 (de-uglify-parameters . (1.5 0.8 -2.0))
717 (Y-extent-callback . ,Slur::height)
718 (details . ((height-limit . 2.0) (ratio . 0.333) (force-blowfit . 0.5)
719 (bezier-pct-c0 . -0.2) (bezier-pct-c3 . 0.000006)
720 (bezier-pct-out-max . 0.8) (bezier-pct-in-max . 1.2)
721 (bezier-area-steps . 1.0)))
724 (attachment . (#f . #f))
725 (attachment-offset . ((0 . 0) . (0 . 0)))
727 (meta . ((interfaces . (slur-interface spanner-interface))))
732 (spacing-procedure . ,Spacing_spanner::set_springs)
733 (grace-space-factor . 0.6)
734 (shortest-duration-space . 2.0)
735 (spacing-increment . 1.2)
736 (base-shortest-duration . ,(make-moment 1 8))
737 (meta . ((interfaces . (spacing-interface spacing-spanner-interface spanner-interface))))
742 (break-align-symbol . staff-bar)
743 (bar-size-procedure . ,Span_bar::get_bar_size)
744 (molecule-callback . ,Span_bar::brew_molecule)
745 (break-visibility . ,begin-of-line-invisible)
746 (X-extent-callback . ,Span_bar::width_callback)
747 (Y-extent-callback . ())
750 (before-line-breaking-callback . ,Span_bar::before_line_breaking)
754 ;; Ross. page 151 lists other values, we opt for a leaner look
758 (hair-thickness . 1.6)
759 (thick-thickness . 6.0)
760 (meta . ((interfaces . (span-bar-interface bar-line-interface item-interface ))))
766 (molecule-callback . ,Text_item::brew_molecule)
767 (break-align-symbol . clef)
768 (break-visibility . ,begin-of-line-visible)
769 (font-family . roman)
770 (meta . ((interfaces . (break-aligned-interface text-interface font-interface item-interface ))))
776 (stem-spacing-correction . 0.4)
777 (knee-spacing-correction . 0.75)
778 (meta . ((interfaces . (spacing-interface staff-spacing-interface item-interface ))))
782 (stem-spacing-correction . 0.5)
783 (knee-spacing-correction . 0.75)
784 (meta . ((interfaces . (spacing-interface note-spacing-interface item-interface ))))
789 (molecule-callback . ,Staff_symbol::brew_molecule)
792 (meta . ((interfaces . (staff-symbol-interface spanner-interface))))
797 (molecule-callback . ,Text_item::brew_molecule)
799 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
800 (no-spacing-rods . #t)
801 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
803 (font-family . roman)
804 (font-shape . italic)
805 (self-alignment-X . 0)
806 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface))))
809 (SostenutoPedalLineSpanner
812 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
815 (minimum-space . 1.0)
817 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
822 (before-line-breaking-callback . ,Stem::before_line_breaking)
823 (molecule-callback . ,Stem::brew_molecule)
825 (beamed-lengths . (0.0 2.5 2.0 1.5))
828 (beamed-minimum-lengths . (0.0 1.5 1.25 1.0))
830 ;; Stems in unnatural (forced) direction should be shortened,
831 ;; according to [Roush & Gourlay]. Their suggestion to knock off
832 ;; a whole staffspace seems a bit drastical: we'll do half.
834 (lengths . (3.5 3.5 3.5 4.5 5.0))
835 (stem-shorten . (1.0 0.5))
836 ; if stem is on middle line, choose this direction.
837 (neutral-direction . -1)
838 (X-offset-callbacks . (,Stem::off_callback))
839 (X-extent-callback . ,Stem::dim_callback)
840 (Y-extent-callback . ,Stem::height)
841 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
842 (adjust-if-on-staffline . #t)
843 (font-family . music)
844 (avoid-note-head . #f)
846 (meta . ((interfaces . (stem-interface font-interface item-interface ))))
851 (molecule-callback . ,Stem_tremolo::brew_molecule)
852 (Y-extent-callback . ,Stem_tremolo::height)
853 (X-extent-callback . #f)
855 (beam-width . 1.6) ; staff-space
856 (beam-thickness . 0.48) ; staff-space
857 (meta . ((interfaces . (stem-tremolo-interface item-interface ))))
862 (meta . ((interfaces . (spacing-interface separation-item-interface item-interface ))))
865 (SeparatingGroupSpanner
867 (spacing-procedure . ,Separating_group_spanner::set_spacing_rods)
868 (meta . ((interfaces . (spacing-interface separation-spanner-interface spanner-interface))))
873 (no-spacing-rods . #t)
874 (molecule-callback . ,Sustain_pedal::brew_molecule)
875 (self-alignment-X . 0)
877 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
879 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
880 (meta . ((interfaces . (piano-pedal-interface text-spanner-interface text-interface self-alignment-interface font-interface item-interface))))
883 (SustainPedalLineSpanner
886 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
889 (minimum-space . 1.0)
891 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
897 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
898 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
899 (meta . ((interfaces . (system-interface axis-group-interface spanner-interface))))
905 (molecule-callback . ,System_start_delimiter::brew_molecule)
906 (collapse-height . 5.0)
907 (font-family . braces)
908 (Y-extent-callback . #f)
909 (meta . ((interfaces . (system-start-delimiter-interface font-interface))))
914 (Y-extent-callback . #f)
915 (molecule-callback . ,System_start_delimiter::brew_molecule)
921 (bracket-collapse-height . 1)
923 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
928 (Y-extent-callback . #f)
929 (molecule-callback . ,System_start_delimiter::brew_molecule)
932 (after-line-breaking-callback . ,System_start_delimiter::after_line_breaking)
933 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
938 (molecule-callback . ,Text_item::brew_molecule)
939 (no-spacing-rods . #t)
940 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
943 (script-priority . 200)
944 ;; todo: add X self alignment?
946 (font-family . roman)
947 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
952 (molecule-callback . ,Text_spanner::brew_molecule)
953 (font-family . roman)
956 ;; urg, only for (de)cresc. text spanners
957 (if-text-padding . 1.0)
961 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
966 (font-family . roman)
968 (molecule-callback . ,tablature-molecule-callback)
969 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
970 (stem-attachment-function . ,tablature-stem-attachment-function)
971 (meta . ((interfaces . (rhythmic-head-interface font-interface note-head-interface staff-symbol-referencer-interface item-interface ))))
977 (molecule-callback . ,Tie::brew_molecule)
978 (spacing-procedure . ,Spanner::set_spacing_rods)
979 (staffline-clearance . 0.35)
980 (details . ((ratio . 0.333) (height-limit . 1.0)))
984 (minimum-length . 2.5)
985 (meta . ((interfaces . (tie-interface spanner-interface))))
990 (after-line-breaking-callback . ,Tie_column::after_line_breaking)
991 (X-extent-callback . ())
992 (Yoo-extent-callback . ())
993 (meta . ((interfaces . (tie-column-interface spanner-interface))))
998 (molecule-callback . ,Time_signature::brew_molecule)
999 (break-align-symbol . time-signature)
1000 (break-visibility . ,all-visible)
1002 (first-note . (extra-space . 2.0))
1003 (staff-bar . (minimum-space . 2.0))
1007 (font-family . number)
1008 (meta . ((interfaces . (time-signature-interface break-aligned-interface font-interface item-interface ))))
1016 (edge-widen . (0.0 . 0.0))
1017 (edge-height . (0.7 . 0.7))
1018 (shorten-pair . (-0.2 . -0.2))
1019 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
1020 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
1021 (molecule-callback . ,Tuplet_bracket::brew_molecule)
1022 (font-family . roman)
1023 (font-shape . italic)
1025 (font-relative-size . -1)
1026 (meta . ((interfaces . (text-interface tuplet-bracket-interface font-interface spanner-interface))))
1031 (molecule-callback . ,Text_item::brew_molecule)
1032 (font-family . roman)
1033 (font-shape . italic)
1034 (no-spacing-rods . #t)
1035 (self-alignment-X . 0)
1038 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1039 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1040 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface ))))
1043 (UnaCordaPedalLineSpanner
1046 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1048 (minimum-space . 1.0)
1050 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1055 (molecule-callback . ,Volta_bracket_interface::brew_molecule)
1058 (font-style . volta)
1059 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1060 (thickness . 1.6) ; stafflinethickness
1061 (height . 2.0) ; staffspace;
1063 (font-family . number)
1064 (font-relative-size . -2)
1065 (meta . ((interfaces . (volta-bracket-interface text-interface side-position-interface font-interface spanner-interface))))
1071 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1073 (meta . ((interfaces . (align-interface axis-group-interface spanner-interface))))
1079 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1081 (meta . ((interfaces . (axis-group-interface spanner-interface))))
1089 (define (completize-grob-entry x)
1090 "transplant assoc key into 'name entry of 'meta of X
1093 (let* ((name-sym (car x))
1094 (grob-entry (cdr x))
1095 (metaentry (cdr (assoc 'meta grob-entry)))
1097 (cdr (assoc 'interfaces metaentry)))
1100 (set! metaentry (assoc-set! metaentry 'name name-sym))
1101 (set! metaentry (assoc-set! metaentry 'interfaces
1102 (cons 'grob-interface ifaces-entry)))
1103 (set! grob-entry (assoc-set! grob-entry 'meta metaentry))
1104 (cons name-sym grob-entry)))
1106 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1110 ; (display (map pair? all-grob-descriptions))
1113 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1116 ; (display (car x)) (newline)
1118 (set-object-property! (car x) 'translation-type? list?)
1119 (set-object-property! (car x) 'is-grob? #t))
1120 all-grob-descriptions)
1123 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))