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)
21 (cautionary-style . parentheses)
22 (after-line-breaking-callback . ,Accidental_interface::after_line_breaking) (meta . ((interfaces . (item-interface accidental-interface font-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))))
39 (break-align-symbol . ambitus)
40 (print-function . ,Ambitus::print)
42 (note-head-style . "noteheads-2")
43 (break-visibility . ,begin-of-line-visible)
46 (clef . (extra-space . 0.0))
47 (key-signature . (extra-space . 0.0))
48 (staff-bar . (extra-space . 0.0))
49 (time-signature . (extra-space . 0.0))
50 (first-note . (fixed-space . 0.0))
52 (meta . ((interfaces . (ambitus-interface staff-symbol-referencer-interface break-aligned-interface item-interface font-interface))))
57 (X-extent-callback . ,Arpeggio::width_callback)
58 (Y-extent-callback . #f)
59 (print-function . ,Arpeggio::print)
60 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
61 (X-offset-callbacks . (,Side_position_interface::aligned_side))
64 (staff-position . 0.0)
65 (meta . ((interfaces . (arpeggio-interface staff-symbol-referencer-interface side-position-interface item-interface font-interface))))
70 (break-align-symbol . staff-bar)
72 (break-glyph-function . ,default-break-barline)
73 (bar-size-procedure . ,Bar_line::get_staff_bar_size)
74 (print-function . ,Bar_line::print)
75 (break-visibility . ,all-visible)
77 (before-line-breaking-callback . ,Bar_line::before_line_breaking)
79 (time-signature . (extra-space . 0.75))
80 (custos . (minimum-space . 2.0))
81 (clef . (minimum-space . 1.0))
82 (key-signature . (extra-space . 1.0))
83 (first-note . (fixed-space . 1.3))
84 (next-note . (semi-fixed-space . 1.3))
85 (right-edge . (extra-space . 0.0))
89 ;; Ross. page 151 lists other values, we opt for a leaner look
93 (hair-thickness . 1.6)
94 (thick-thickness . 6.0)
95 (meta . ((interfaces . (bar-line-interface item-interface break-aligned-interface font-interface))))
101 (print-function . ,Text_item::print)
103 (break-visibility . ,begin-of-line-visible)
106 (font-family . roman)
108 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
109 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
110 (self-alignment-X . 1)
112 ;; hmm. why did we do this: ?
113 (extra-offset . (1.3 . 0))
115 ((interfaces . (side-position-interface
117 self-alignment-interface
118 font-interface item-interface break-aligned-interface))))
124 (print-function . ,Text_item::print)
125 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
127 (font-family . number)
129 ;; We must do this, other BFs in
130 ;; paper16 become too small.
133 (meta . ((interfaces . (text-interface rhythmic-grob-interface
134 bass-figure-interface item-interface
135 self-alignment-interface font-interface))))
139 ;; todo: clean this up a bit: the list is getting
141 (print-function . ,Beam::print)
142 (concaveness-gap . 1.85)
143 (concaveness-threshold . 0.26)
145 (positions . (#f . #f))
146 (position-callbacks . (,Beam::least_squares
149 ,Beam::shift_region_to_valid
153 ;; TODO: should be in SLT.
154 (thickness . 0.48) ; in staff-space
155 (before-line-breaking-callback . ,Beam::before_line_breaking)
156 (after-line-breaking-callback . ,Beam::after_line_breaking)
157 (neutral-direction . -1)
158 (dir-function . ,beam-dir-majority-median)
160 ;; Whe have some unreferenced problems here.
162 ;; If we shorten beamed stems less than normal stems (1 staffspace),
163 ;; or high order less than 8th beams, patterns like
164 ;; c''4 [c''8 c''] c''4 [c''16 c]
165 ;; are ugly (different stem lengths).
167 ;; But if we shorten 16th beams as much as 8th beams, a single
168 ;; forced 16th beam looks *very* short.
170 ;; We choose to shorten 8th beams the same as single stems,
171 ;; and high order beams less than 8th beams, so that all
172 ;; isolated shortened beams look nice and a bit shortened,
173 ;; sadly possibly breaking patterns with high order beams.
174 (beamed-stem-shorten . (1.0 0.5 0.25))
177 (flag-width-function . ,beam-flag-width-function)
179 (auto-knee-gap . 5.5)
181 ;; only for debugging.
182 (font-family . roman)
184 (space-function . ,Beam::space_function)
185 (meta . ((interfaces . (staff-symbol-referencer-interface beam-interface spanner-interface))))
192 (break-align-orders . #(; end-of-line:
193 (instrument-name left-edge ambitus breathing-sign
194 clef staff-bar key-signature
195 time-signature custos)
198 (instrument-name left-edge ambitus breathing-sign
199 clef staff-bar key-signature
201 time-signature custos)
203 (instrument-name left-edge ambitus breathing-sign
204 clef key-signature staff-bar
205 time-signature custos)
209 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
210 (meta . ((interfaces . (break-alignment-interface item-interface axis-group-interface)))))
216 (X-offset-callbacks . (,Break_align_interface::alignment_callback))
217 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
218 (meta . ((interfaces . (break-aligned-interface item-interface axis-group-interface item-interface ))))
223 (break-align-symbol . breathing-sign)
226 (ambitus . (extra-space . 2.0))
227 (custos . (minimum-space . 1.0))
228 (key-signature . (minimum-space . 1.5))
229 (staff-bar . (minimum-space . 1.5))
230 (clef . (minimum-space . 2.0))
231 (first-note . (fixed-space . 1.0)) ;huh?
232 (right-edge . (extra-space . 0.1))
234 (print-function . ,Text_item::print)
235 (text . ,(make-musicglyph-markup "scripts-rcomma"))
236 (Y-offset-callbacks . (,Breathing_sign::offset_callback))
237 (break-visibility . ,begin-of-line-invisible)
238 (meta . ((interfaces . (break-aligned-interface breathing-sign-interface text-interface font-interface item-interface ))))
243 (print-function . ,Clef::print)
244 (before-line-breaking-callback . ,Clef::before_line_breaking)
246 (font-family . music)
247 (break-align-symbol . clef)
248 (break-visibility . ,begin-of-line-visible)
249 (space-alist . ((ambitus . (extra-space . 2.0))
250 (staff-bar . (extra-space . 0.7))
251 (key-signature . (minimum-space . 4.0))
252 (time-signature . (minimum-space . 4.2))
253 (first-note . (minimum-fixed-space . 5.0))
254 (next-note . (extra-space . 0.5))
255 (right-edge . (extra-space . 0.5))
257 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
258 (meta . ((interfaces . (clef-interface staff-symbol-referencer-interface font-interface break-aligned-interface item-interface ))))
261 (ClusterSpannerBeacon
263 (print-function . #f)
264 (meta . ((interfaces . (cluster-beacon-interface item-interface))))
269 (print-function . ,Cluster::print)
270 (spacing-procedure . ,Spanner::set_spacing_rods)
271 (minimum-length . 0.0)
274 (meta . ((interfaces . (cluster-interface spanner-interface))))
279 (print-function . ,Text_item::print)
280 (after-line-breaking-callback . ,Chord_name::after_line_breaking)
284 (meta . ((interfaces . (font-interface rhythmic-grob-interface
285 text-interface chord-name-interface item-interface ))))
290 (break-align-symbol . custos)
292 (print-function . ,Custos::print)
293 (break-visibility . ,end-of-line-visible)
295 (neutral-direction . -1)
296 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
298 (first-note . (minimum-fixed-space . 0.0))
299 (right-edge . (extra-space . 0.1))
302 . (custos-interface staff-symbol-referencer-interface
304 break-aligned-interface item-interface ))))
312 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
313 (X-offset-callbacks . (,Dot_column::side_position))
314 (meta . ((interfaces . (dot-column-interface axis-group-interface item-interface ))))
319 (print-function . ,Dots::print)
321 (meta . ((interfaces . (font-interface staff-symbol-referencer-interface dots-interface item-interface ))))
324 (DoublePercentRepeat .
326 (print-function . ,Percent_repeat_item_interface::double_percent)
329 (font-encoding . music)
332 (break-align-symbol . staff-bar)
333 (break-visibility . ,begin-of-line-invisible)
334 (meta . ((interfaces . (font-interface
335 break-aligned-interface
336 percent-repeat-interface item-interface ))))
341 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
342 (print-function . ,Text_item::print)
343 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
344 ,Self_alignment_interface::centered_on_parent))
345 (self-alignment-X . 0)
346 (no-spacing-rods . #t)
347 (script-priority . 100)
349 (font-encoding . dynamic)
350 (font-shape . italic)
351 (self-alignment-Y . 0)
352 (meta . ((interfaces . (font-interface text-interface self-alignment-interface dynamic-interface script-interface item-interface))))
358 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
359 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
360 (staff-padding . 0.1)
362 (minimum-space . 1.2)
364 (meta . ((interfaces . (dynamic-interface axis-group-interface side-position-interface spanner-interface))))
369 (break-align-symbol . left-edge)
373 (custos . (extra-space . 0.0))
374 (ambitus . (extra-space . 2.0))
375 (time-signature . (extra-space . 0.0))
376 (staff-bar . (extra-space . 0.0))
377 (breathing-sign . (minimum-space . 0.0))
378 (clef . (extra-space . 0.85))
379 (first-note . (fixed-space . 1.0))
380 (right-edge . (extra-space . 0.0))
381 (key-signature . (extra-space . 0.0))
383 (meta . ((interfaces . (break-aligned-interface item-interface ))))
388 (print-function . ,Text_item::print)
390 (staff-padding . 0.6)
391 (self-alignment-X . 0)
392 (self-alignment-Y . 0)
393 (script-priority . 100)
394 (font-encoding . number)
395 (font-size . -5) ; don't overlap when next to heads.
396 (font-shape . upright)
397 (meta . ((interfaces . (finger-interface font-interface text-script-interface text-interface side-position-interface self-alignment-interface item-interface ))))
404 (zigzag-width . 0.75)
406 (X-extent-callback . #f)
407 (Y-extent-callback . #f)
408 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
409 (print-function . ,Line_spanner::print)
410 (meta . ((interfaces . (line-spanner-interface spanner-interface))))
415 (print-function . ,Hairpin::print)
418 (spacing-procedure . ,Spanner::set_spacing_rods)
419 (minimum-length . 2.0)
420 (if-text-padding . 1.0)
421 (self-alignment-Y . 0)
422 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
423 (meta . ((interfaces . (hairpin-interface line-interface self-alignment-interface dynamic-interface spanner-interface))))
429 (print-function . ,Horizontal_bracket::print)
430 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
433 (meta . ((interfaces . (horizontal-bracket-interface side-position-interface spanner-interface))))
438 (Y-offset-callbacks . (,Self_alignment_interface::aligned_on_self
439 ,Side_position_interface::aligned_on_support_refpoints))
440 ;; This direction is for aligned_on_support_refpoints
444 (left-edge . (extra-space . 1.0))
447 (self-alignment-Y . 0)
448 (print-function . ,Text_item::print)
449 (break-align-symbol . instrument-name)
450 (break-visibility . ,begin-of-line-visible)
452 (meta . ((interfaces . (font-interface self-alignment-interface side-position-interface text-interface break-aligned-interface item-interface ))))
458 (Y-offset-callbacks . (,Side_position_interface::aligned_on_support_refpoints))
460 (space-alist . ((left-edge . (extra-space . 1.0))
462 (print-function . ,Text_item::print)
463 (break-align-symbol . clef)
464 (break-visibility . ,begin-of-line-visible)
466 (meta . ((interfaces . (font-interface
467 self-alignment-interface
468 side-position-interface text-interface
469 break-aligned-interface item-interface ))))
474 (print-function . ,Key_signature_interface::print)
476 (time-signature . (extra-space . 1.25))
477 (staff-bar . (extra-space . 1.1))
478 (right-edge . (extra-space . 0.5))
479 (first-note . (fixed-space . 2.5))
481 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
482 (break-align-symbol . key-signature)
483 (break-visibility . ,begin-of-line-visible)
485 (meta . ((interfaces . (key-signature-interface font-interface break-aligned-interface item-interface ))))
490 (ligature-primitive-callback . ,Note_head::print)
495 (edge-height . (0.7 . 0.7))
496 (shorten-pair . (-0.2 . -0.2))
497 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
498 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
499 (print-function . ,Tuplet_bracket::print)
500 (meta . ((interfaces . (tuplet-bracket-interface spanner-interface))))
509 (spacing-procedure . ,Hyphen_spanner::set_spacing_rods)
510 (print-function . ,Hyphen_spanner::print)
512 (meta . ((interfaces . (lyric-interface lyric-hyphen-interface
513 spanner-interface))))
518 (print-function . ,Lyric_extender::print)
519 (thickness . 0.8) ; linethickness
520 (minimum-length . 1.5)
522 (meta . ((interfaces . (lyric-interface
523 lyric-extender-interface spanner-interface))))
527 . ((print-function . ,Text_item::print)
528 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_parent))
529 (self-alignment-X . 0)
531 (font-series . bold-narrow)
533 (meta . ((interfaces . (rhythmic-grob-interface lyric-syllable-interface self-alignment-interface text-interface font-interface item-interface ))))
540 (ligature-primitive-callback . ,Mensural_ligature::brew_ligature_primitive)
541 (print-function . ,Mensural_ligature::print)
542 (meta . ((interfaces . (mensural-ligature-interface font-interface))))
547 (print-function . ,Text_item::print)
548 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
549 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
550 (after-line-breaking-callback . ,shift-right-at-line-begin)
551 (self-alignment-X . 0)
556 (break-visibility . ,end-of-line-invisible)
558 (meta . ((interfaces . (text-interface side-position-interface font-interface mark-interface self-alignment-interface item-interface ))))
562 (print-function . ,Text_item::print)
563 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
566 (break-visibility . ,end-of-line-invisible)
568 (meta . ((interfaces . (text-interface side-position-interface font-interface metronome-mark-interface item-interface))))
572 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
573 (print-function . ,Measure_grouping::print)
579 (meta . ((interfaces . (spanner-interface side-position-interface measure-grouping-interface))))
583 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
584 (print-function . ,Multi_measure_rest::print)
585 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
588 (thick-thickness . 6.6)
589 (hair-thickness . 2.0)
591 (font-encoding . music)
592 (meta . ((interfaces . (multi-measure-rest-interface multi-measure-interface rest-interface font-interface staff-symbol-referencer-interface))))
595 (MultiMeasureRestNumber
597 (print-function . ,Text_item::print)
598 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
599 ,Self_alignment_interface::centered_on_other_axis_parent))
600 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
601 (self-alignment-X . 0)
604 (staff-padding . 1.3)
605 (font-encoding . number)
606 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
608 (MultiMeasureRestText
610 (print-function . ,Text_item::print)
611 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self
612 ,Self_alignment_interface::centered_on_other_axis_parent))
613 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
614 (self-alignment-X . 0)
617 (staff-padding . 1.5)
618 (meta . ((interfaces . (side-position-interface multi-measure-interface self-alignment-interface font-interface spanner-interface text-interface))))
623 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
624 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
625 (meta . ((interfaces . (note-collision-interface axis-group-interface item-interface ))))
631 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
632 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
633 (meta . ((interfaces . (axis-group-interface note-column-interface item-interface ))))
639 (print-function . ,Note_head::print)
640 (ligature-primitive-callback . ,Note_head::print)
641 (glyph-name-procedure . ,find-notehead-symbol)
642 (X-extent-callback . ,Note_head::extent)
643 (Y-extent-callback . ,Note_head::extent)
644 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
645 (stem-attachment-function . ,note-head-style->attachment-coordinates)
646 (meta . ((interfaces . (rhythmic-grob-interface rhythmic-head-interface font-interface note-head-interface staff-symbol-referencer-interface item-interface ))))
651 (stem-spacing-correction . 0.5)
653 ;; Changed this from 0.75.
654 ;; If you ever change this back, please document! --hwn
655 (knee-spacing-correction . 1.0)
657 (meta . ((interfaces . (spacing-interface note-spacing-interface item-interface ))))
665 (X-extent-callback . #f)
666 (Y-extent-callback . #f)
667 (print-function . ,Line_spanner::print)
668 (after-line-breaking-callback . ,Line_spanner::after_line_breaking)
669 (meta . ((interfaces . (line-spanner-interface spanner-interface))))
674 (print-function . ,Text_item::print)
675 (meta . ((interfaces . (note-name-interface
676 text-interface font-interface item-interface ))))
681 (self-alignment-X . 0)
682 (break-visibility . ,begin-of-line-visible)
683 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent ,Self_alignment_interface::aligned_on_self))
684 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
685 (print-function . ,Text_item::print)
686 (font-shape . italic)
688 (staff-padding . 0.2)
690 (meta . ((interfaces . (text-interface self-alignment-interface side-position-interface font-interface item-interface ))))
696 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
697 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
699 ; (print-function . ,Paper_column::print) (font-name . "cmr8") (Y-extent-callback . #f)
700 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
705 (print-function . ,Slur::print)
707 (spacing-procedure . ,Spanner::set_spacing_rods)
708 (minimum-length . 1.5)
709 (after-line-breaking-callback . ,Slur::after_line_breaking)
710 (extremity-function . ,calc-slur-extremity)
711 (extremity-offset-alist . ,default-phrasing-slur-extremity-offset-alist)
712 (de-uglify-parameters . (1.5 0.8 -2.0))
713 (Y-extent-callback . ,Slur::height)
718 (attachment . (#f . #f))
719 (attachment-offset . ((0 . 0) . (0 . 0)))
721 (details . ((force-blowfit . 0.5)
722 (bezier-pct-c0 . -0.2) (bezier-pct-c3 . 0.000006)
723 (bezier-pct-out-max . 0.8) (bezier-pct-in-max . 1.2)
724 (bezier-area-steps . 1.0)))
725 (meta . ((interfaces . (slur-interface spanner-interface))))
728 (NonMusicalPaperColumn
731 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
732 (before-line-breaking-callback . ,Paper_column::before_line_breaking)
734 ;; debugging stuff: print column number.
735 ; (print-function . ,Paper_column::print) (font-name . "cmr8") (Y-extent-callback . #f)
738 (meta . ((interfaces . (paper-column-interface axis-group-interface spaceable-grob-interface item-interface ))))
743 (spacing-procedure . ,Multi_measure_rest::set_spacing_rods)
744 (print-function . ,Multi_measure_rest::percent)
747 (font-encoding . music)
748 (meta . ((interfaces . (multi-measure-rest-interface spanner-interface font-interface percent-repeat-interface))))
751 (PianoPedalBracket ;; an example of a text spanner
753 (print-function . ,Piano_pedal_bracket::print)
755 (if-text-padding . 1.0)
757 (bracket-flare . (0.5 . 0.5))
758 (edge-height . (1.0 . 1.0))
759 (shorten-pair . (0.0 . 0.0))
761 (meta . ((interfaces . (line-interface piano-pedal-interface piano-pedal-bracket-interface spanner-interface))))
765 (RemoveEmptyVerticalGroup
767 (Y-offset-callbacks . (,Hara_kiri_group_spanner::force_hara_kiri_callback))
768 (Y-extent-callback . ,Hara_kiri_group_spanner::y_extent)
771 (meta . ((interfaces . (axis-group-interface hara-kiri-group-interface item-interface spanner-interface))))
776 (print-function . ,Percent_repeat_item_interface::beat_slash)
779 (meta . ((interfaces . (percent-repeat-interface item-interface ))))
783 (after-line-breaking-callback . ,Rest::after_line_breaking)
784 (X-extent-callback . ,Rest::extent_callback)
785 (Y-extent-callback . ,Rest::extent_callback)
786 (print-function . ,Rest::print)
787 (Y-offset-callbacks . (,Staff_symbol_referencer::callback
788 ,Rest::polyphonic_offset_callback
790 (minimum-distance . 0.25)
792 (interfaces . (font-interface
793 rhythmic-head-interface
794 rhythmic-grob-interface
795 staff-symbol-referencer-interface
796 rest-interface item-interface ))
801 (minimum-distance . 0.75)
802 (meta . ((interfaces . (rest-collision-interface item-interface ))))
807 ;; don't set direction here: it breaks staccato.
808 (print-function . ,Script_interface::print)
810 ;; This value is sensitive: if too large, staccato dots will move a
813 (staff-padding . 0.25)
814 ;; (script-priority . 0) priorities for scripts, see script.scm
815 (X-offset-callbacks . (,Self_alignment_interface::centered_on_parent))
816 (before-line-breaking-callback . ,Script_interface::before_line_breaking)
817 (font-encoding . music)
818 (meta . ((interfaces . (script-interface side-position-interface font-interface item-interface ))))
823 (before-line-breaking-callback . ,Script_column::before_line_breaking)
824 (meta . ((interfaces . (script-column-interface item-interface ))))
829 (print-function . ,Slur::print)
831 (spacing-procedure . ,Spanner::set_spacing_rods)
832 (minimum-length . 1.5)
833 (after-line-breaking-callback . ,Slur::after_line_breaking)
834 (extremity-function . ,calc-slur-extremity)
835 (extremity-offset-alist . ,default-slur-extremity-offset-alist)
836 (de-uglify-parameters . (1.5 0.8 -2.0))
837 (Y-extent-callback . ,Slur::height)
842 (attachment . (#f . #f))
843 (attachment-offset . ((0 . 0) . (0 . 0)))
845 (details . ((force-blowfit . 0.5)
846 (bezier-pct-c0 . -0.2) (bezier-pct-c3 . 0.000006)
847 (bezier-pct-out-max . 0.8) (bezier-pct-in-max . 1.2)
848 (bezier-area-steps . 1.0)))
849 (meta . ((interfaces . (slur-interface spanner-interface))))
854 (spacing-procedure . ,Spacing_spanner::set_springs)
855 (grace-space-factor . 0.6)
856 (shortest-duration-space . 2.0)
857 (spacing-increment . 1.2)
858 (base-shortest-duration . ,(ly:make-moment 1 8))
859 (meta . ((interfaces . (spacing-interface spacing-spanner-interface spanner-interface))))
864 (break-align-symbol . staff-bar)
865 (bar-size-procedure . ,Span_bar::get_bar_size)
866 (print-function . ,Span_bar::print)
867 (break-visibility . ,begin-of-line-invisible)
868 (X-extent-callback . ,Span_bar::width_callback)
869 (Y-extent-callback . ())
871 (before-line-breaking-callback . ,Span_bar::before_line_breaking)
875 ;; Ross. page 151 lists other values, we opt for a leaner look
879 (hair-thickness . 1.6)
880 (thick-thickness . 6.0)
881 (meta . ((interfaces . (span-bar-interface font-interface
882 bar-line-interface item-interface ))))
886 . ((print-function . ,Text_item::print)
889 (X-offset-callbacks . (,Side_position_interface::aligned_side))
891 (meta . ((interfaces . (side-position-interface stanza-number-interface text-interface font-interface item-interface ))))
897 (stem-spacing-correction . 0.4)
899 (meta . ((interfaces . (spacing-interface staff-spacing-interface item-interface ))))
904 (print-function . ,Text_item::print)
906 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
907 (no-spacing-rods . #t)
908 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
909 (font-shape . italic)
910 (self-alignment-X . 0)
911 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface))))
914 (SostenutoPedalLineSpanner
917 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
918 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
922 (minimum-space . 1.0)
924 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
929 (print-function . ,Staff_symbol::print)
931 (ledger-line-thickness . (1.0 . 0.1))
933 (meta . ((interfaces . (staff-symbol-interface spanner-interface))))
938 ;; this list is rather long. Trim --hwn
939 (before-line-breaking-callback . ,Stem::before_line_breaking)
940 (print-function . ,Stem::print)
943 ;; 3.5 (or 3 measured from note head) is standard length
944 ;; 32nd, 64th flagged stems should be longer
945 (lengths . (3.5 3.5 3.5 4.5 5.0))
947 ;; Stems in unnatural (forced) direction should be shortened by
948 ;; one staff space, according to [Roush & Gourlay].
949 ;; Flagged stems we shorten only half a staff space.
950 (stem-shorten . (1.0 0.5))
952 ;; default stem direction for note on middle line
953 (neutral-direction . -1)
957 ;; FIXME. 3.5 yields too long beams (according to Ross and
958 ;; looking at Baerenreiter examples) for a number of common
959 ;; boundary cases. Subtracting half a beam thickness fixes
960 ;; this, but the bug may well be somewhere else.
962 ;; FIXME this should come from 'lengths
964 ; (beamed-lengths . (3.26 3.26 1.5))
965 (beamed-lengths . (3.5 3.5 3.5 4.5 5.0))
967 ;; We use the normal minima as minimum for the ideal lengths,
968 ;; and the extreme minima as abolute minimum length.
970 ;; The 'normal' minima
971 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
973 ;; The 'extreme case' minima
974 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
976 (X-offset-callbacks . (,Stem::off_callback))
977 (X-extent-callback . ,Stem::dim_callback)
978 (Y-extent-callback . ,Stem::height)
979 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
980 (meta . ((interfaces . (stem-interface font-interface item-interface ))))
985 (print-function . ,Stem_tremolo::print)
986 (Y-extent-callback . ,Stem_tremolo::height)
987 (X-extent-callback . #f)
989 (beam-width . 1.6) ; staff-space
990 (beam-thickness . 0.48) ; staff-space
991 (meta . ((interfaces . (stem-tremolo-interface item-interface ))))
996 (X-extent-callback . #f)
997 (Y-extent-callback . #f)
998 (meta . ((interfaces . (spacing-interface separation-item-interface item-interface ))))
1001 (SeparatingGroupSpanner
1003 (spacing-procedure . ,Separating_group_spanner::set_spacing_rods)
1004 (meta . ((interfaces . (only-prebreak-interface spacing-interface separation-spanner-interface spanner-interface))))
1009 (no-spacing-rods . #t)
1010 (print-function . ,Sustain_pedal::print)
1011 (self-alignment-X . 0)
1013 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1014 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1015 (meta . ((interfaces . (piano-pedal-interface text-spanner-interface text-interface self-alignment-interface font-interface item-interface))))
1018 (SustainPedalLineSpanner
1021 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1022 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1025 (staff-padding . 1.2)
1026 (minimum-space . 1.0)
1028 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1034 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1035 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1036 (meta . ((interfaces . (system-interface axis-group-interface spanner-interface))))
1042 (print-function . ,System_start_delimiter::print)
1043 (collapse-height . 5.0)
1044 (font-encoding . braces)
1045 (Y-extent-callback . #f)
1046 (meta . ((interfaces . (system-start-delimiter-interface font-interface))))
1051 (Y-extent-callback . #f)
1052 (print-function . ,System_start_delimiter::print)
1058 (collapse-height . 1)
1060 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1065 (Y-extent-callback . #f)
1066 (print-function . ,System_start_delimiter::print)
1067 (glyph . "bar-line")
1069 (after-line-breaking-callback . ,System_start_delimiter::after_line_breaking)
1070 (meta . ((interfaces . (system-start-delimiter-interface spanner-interface))))
1075 (print-function . ,Text_item::print)
1076 (no-spacing-rods . #t)
1077 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1080 (staff-padding . 0.5)
1081 (script-priority . 200)
1082 ;; todo: add X self alignment?
1083 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1087 (print-function . ,Text_item::print)
1088 (no-spacing-rods . #t)
1089 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1090 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1092 (extra-offset . (-1 . 0))
1094 (staff-padding . 0.5)
1095 (script-priority . 200)
1096 ;; todo: add X self alignment?
1098 (font-series . bold)
1099 (meta . ((interfaces . (text-script-interface text-interface side-position-interface font-interface item-interface ))))
1103 (print-function . ,Text_spanner::print)
1104 (font-shape . italic)
1105 (style . dashed-line)
1106 (staff-padding . 0.1)
1108 ;; urg, only for (de)cresc. text spanners
1109 (if-text-padding . 1.0)
1110 (dash-fraction . 0.2)
1113 (meta . ((interfaces . (text-spanner-interface side-position-interface font-interface spanner-interface))))
1118 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1119 (print-function . ,Ottava_bracket::print)
1120 (font-shape . italic)
1121 (shorten-pair . (0.0 . -0.6))
1122 (staff-padding . 1.0)
1124 (minimum-length . 1.0)
1125 (dash-fraction . 0.3)
1126 (edge-height . (0 . 1.2))
1128 (meta . ((interfaces . (ottava-bracket-interface
1129 line-interface side-position-interface
1130 font-interface text-interface spanner-interface))))
1136 (print-function . ,Text_item::print)
1137 (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
1138 (extra-offset . (0 . -0.65)) ;; UGH! TODO: Clean this up!
1139 (stem-attachment-function . ,tablature-stem-attachment-function)
1140 (meta . ((interfaces
1141 . (rhythmic-head-interface
1143 note-head-interface staff-symbol-referencer-interface
1144 text-interface item-interface ))))
1150 (print-function . ,Tie::print)
1151 (spacing-procedure . ,Spanner::set_spacing_rods)
1152 (staffline-clearance . 0.35)
1153 (details . ((ratio . 0.333) (height-limit . 1.0)))
1157 (minimum-length . 2.5)
1158 (meta . ((interfaces . (tie-interface spanner-interface))))
1163 (after-line-breaking-callback . ,Tie_column::after_line_breaking)
1164 (X-extent-callback . #f)
1165 (Y-extent-callback . #f)
1166 (meta . ((interfaces . (tie-column-interface spanner-interface))))
1171 (print-function . ,Time_signature::print)
1172 ; (print-function . ,Text_item::print)
1173 (break-align-symbol . time-signature)
1174 (break-visibility . ,all-visible)
1176 (first-note . (fixed-space . 2.0))
1177 (right-edge . (extra-space . 0.5))
1178 (staff-bar . (minimum-space . 2.0))
1182 ; (text . (,time-signature-glue-markup))
1183 (meta . ((interfaces . (time-signature-interface break-aligned-interface font-interface item-interface ))))
1191 (edge-height . (0.7 . 0.7))
1192 (shorten-pair . (-0.2 . -0.2))
1193 (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
1194 (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
1195 (print-function . ,Tuplet_bracket::print)
1196 (font-shape . italic)
1197 (font-series . bold)
1200 (meta . ((interfaces . (text-interface line-interface tuplet-bracket-interface font-interface spanner-interface))))
1205 (print-function . ,Text_item::print)
1206 (font-shape . italic)
1207 (no-spacing-rods . #t)
1208 (self-alignment-X . 0)
1210 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1211 (X-offset-callbacks . (,Self_alignment_interface::aligned_on_self))
1212 (meta . ((interfaces . (text-interface self-alignment-interface font-interface item-interface ))))
1215 (UnaCordaPedalLineSpanner
1218 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1219 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1221 (staff-padding . 1.2)
1222 (minimum-space . 1.0)
1224 (meta . ((interfaces . (piano-pedal-interface axis-group-interface side-position-interface spanner-interface))))
1231 (ligature-primitive-callback . ,Vaticana_ligature::brew_ligature_primitive)
1232 (print-function . ,Vaticana_ligature::print)
1233 (meta . ((interfaces . (vaticana-ligature-interface font-interface))))
1238 (print-function . ,Volta_bracket_interface::print)
1241 (font-encoding . number)
1242 (Y-offset-callbacks . (,Side_position_interface::aligned_side))
1243 (thickness . 1.6) ; linethickness
1244 (height . 2.0) ; staffspace;
1247 (meta . ((interfaces . (volta-bracket-interface line-interface text-interface side-position-interface font-interface spanner-interface))))
1253 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1254 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1256 (meta . ((interfaces . (align-interface axis-group-interface spanner-interface))))
1262 (Y-extent-callback . ,Axis_group_interface::group_extent_callback)
1263 (X-extent-callback . ,Axis_group_interface::group_extent_callback)
1265 (meta . ((interfaces . (axis-group-interface spanner-interface))))
1273 (define (completize-grob-entry x)
1274 "transplant assoc key into 'name entry of 'meta of X
1276 (let* ((name-sym (car x))
1277 (grob-entry (cdr x))
1278 (metaentry (cdr (assoc 'meta grob-entry)))
1280 (cdr (assoc 'interfaces metaentry)))
1283 (set! metaentry (assoc-set! metaentry 'name name-sym))
1284 (set! metaentry (assoc-set! metaentry 'interfaces
1285 (cons 'grob-interface ifaces-entry)))
1286 (set! grob-entry (assoc-set! grob-entry 'meta metaentry))
1287 (cons name-sym grob-entry)))
1289 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1293 ; (display (map pair? all-grob-descriptions))
1296 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1299 ; (display (car x)) (newline)
1301 (set-object-property! (car x) 'translation-type? list?)
1302 (set-object-property! (car x) 'is-grob? #t))
1303 all-grob-descriptions)
1306 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))