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?
16 ;;; todo:: reorder sensibly.
18 (define-public all-grob-descriptions
23 (cautionary-style . parentheses)
25 (stencil . ,Accidental_interface::print)
27 . ,Accidental_interface::after_line_breaking)
29 (meta . ((class . Item)
30 (interfaces . (accidental-interface
35 (stencil . ,Accidental_interface::print)
36 (X-offset . ,(ly:make-simple-closure
38 ,(ly:make-simple-closure (list Self_alignment_interface::centered_on_x_parent))
39 ,(ly:make-simple-closure (list Self_alignment_interface::x_aligned_on_self)))))
40 (self-alignment-X . ,CENTER)
42 (cautionary-style . smaller)
43 (Y-offset . ,Side_position_interface::y_aligned_side)
44 (cautionary-style . parentheses)
46 (staff-padding . 0.25)
49 (meta . ((class . Item)
50 (interfaces . (side-position-interface
53 accidental-suggestion-interface
54 self-alignment-interface
60 (positioning-done . ,Accidental_placement::calc_positioning_done)
61 (X-extent . ,Axis_group_interface::width)
63 ;; this is quite small, but it is very ugly to have
64 ;; accs closer to the previous note than to the next one.
65 (right-padding . 0.15)
66 (meta . ((class . Item)
67 (interfaces . (accidental-placement-interface))))))
71 (X-extent . ,Axis_group_interface::width)
72 (X-extent . ,Axis_group_interface::height)
75 (clef . (extra-space . 0.5))
76 (key-signature . (extra-space . 0.0))
77 (staff-bar . (extra-space . 0.0))
78 (time-signature . (extra-space . 0.0))
79 (first-note . (fixed-space . 0.0))))
81 (break-align-symbol . ambitus)
82 (break-visibility . ,begin-of-line-visible)
83 (meta . ((class . Item)
84 (interfaces . (axis-group-interface
85 break-aligned-interface
86 ambitus-interface))))))
91 (stencil . ,Ambitus::print)
95 (X-offset . ,Self_alignment_interface::centered_on_x_parent)
97 (meta . ((class . Item)
98 (interfaces . (ambitus-interface
99 staff-symbol-referencer-interface
103 (font-family . music)
105 (X-offset . ,Side_position_interface::x_aligned_side)
107 (cautionary-style . parentheses)
109 (stencil . ,Accidental_interface::print)
110 (after-line-breaking . ,Accidental_interface::after_line_breaking)
113 (meta . ((class . Item)
114 (interfaces . (item-interface
116 break-aligned-interface
117 side-position-interface
124 (stencil . ,Note_head::print)
125 (glyph-name . ,note-head::calc-glyph-name)
127 (Y-offset . ,Staff_symbol_referencer::callback)
128 (meta . ((class . Item)
129 (interfaces . (font-interface
132 staff-symbol-referencer-interface
133 rhythmic-head-interface
134 ledgered-interface))))))
139 (X-extent . ,Arpeggio::width)
140 (stencil . ,Arpeggio::print)
142 (Y-offset . ,Staff_symbol_referencer::callback)
143 (X-offset . ,Side_position_interface::x_aligned_side)
147 (staff-position . 0.0)
148 (meta . ((class . Item)
149 (interfaces . (arpeggio-interface
150 staff-symbol-referencer-interface
151 side-position-interface
156 (break-align-symbol . staff-bar)
159 (break-visibility . ,all-visible)
162 (stencil . ,Bar_line::print)
163 (glyph-name . ,bar-line::calc-glyph-name)
164 (bar-size . ,Bar_line::calc_bar_size)
167 (time-signature . (extra-space . 0.75))
168 (custos . (minimum-space . 2.0))
169 (clef . (minimum-space . 1.0))
170 (key-signature . (extra-space . 1.0))
171 (key-cancellation . (extra-space . 1.0))
172 (first-note . (fixed-space . 1.3))
173 (next-note . (semi-fixed-space . 1.3))
174 (right-edge . (extra-space . 0.0))))
177 ;; Ross. page 151 lists other values, we opt for a leaner look
180 ;; kern should scale with linethickness too.
183 (hair-thickness . 1.9)
184 (thick-thickness . 6.0)
185 (meta . ((class . Item)
186 (interfaces . (bar-line-interface
187 break-aligned-interface
192 (stencil . ,Text_interface::print)
194 (break-visibility . ,begin-of-line-visible)
197 (font-family . roman)
199 (Y-offset . ,Side_position_interface::y_aligned_side)
201 (X-offset . ,Self_alignment_interface::x_aligned_on_self)
202 (self-alignment-X . 1)
206 (interfaces . (side-position-interface
208 self-alignment-interface
210 break-aligned-interface))))
216 (stencil . ,Text_interface::print)
218 (Y-offset . ,Self_alignment_interface::y_aligned_on_self)
220 (font-family . number)
222 ;; We must do this, other BFs in
223 ;; layout16 become too small.
226 (meta . ((class . Item)
227 (interfaces . (text-interface
228 rhythmic-grob-interface
229 bass-figure-interface
230 self-alignment-interface
236 (stencil . ,Text_interface::print)
238 (meta . ((class . Item)
239 (interfaces . (text-interface
240 rhythmic-grob-interface
241 bass-figure-interface
246 (stencil . ,Enclosing_bracket::print)
248 (edge-height . (0.2 . 0.2))
249 (meta . ((class . Item)
250 (interfaces . (enclosing-bracket-interface)) ))
252 (BassFigureContinuation
255 (stencil . ,Figured_bass_continuation::print)
257 (Y-offset . ,Figured_bass_continuation::center_on_figures)
258 (meta . ((class . Spanner)
259 (interfaces . (figured-bass-continuation-interface))
265 (Y-extent . ,Axis_group_interface::height)
267 (meta . ((class . Spanner)
268 (interfaces . (axis-group-interface
274 (threshold . (2 . 1000))
276 (positioning-done . ,Align_interface::calc_positioning_done)
277 (Y-extent . ,Axis_group_interface::height)
280 (meta . ((class . Spanner)
281 (interfaces . (align-interface
282 axis-group-interface))))))
286 ;; todo: clean this up a bit: the list is getting
289 (positions . ,(ly:make-simple-closure
290 (ly:make-simple-closure
291 (list chain-grob-member-functions
293 Beam::calc_least_squares_positions
295 Beam::shift_region_to_valid
299 ;; this is a hack to set stem lengths, if positions is set.
300 (quantized-positions . ,Beam::set_stem_lengths)
301 (concaveness . ,Beam::calc_concaveness)
302 (direction . ,Beam::calc_direction)
303 (stencil . ,Beam::print)
305 ;; TODO: should be in SLT.
306 (thickness . 0.48) ; in staff-space
307 (neutral-direction . -1)
309 ;; Whe have some unreferenced problems here.
311 ;; If we shorten beamed stems less than normal stems (1 staffspace),
312 ;; or high order less than 8th beams, patterns like
313 ;; c''4 [c''8 c''] c''4 [c''16 c]
314 ;; are ugly (different stem lengths).
316 ;; But if we shorten 16th beams as much as 8th beams, a single
317 ;; forced 16th beam looks *very* short.
319 ;; We choose to shorten 8th beams the same as single stems,
320 ;; and high order beams less than 8th beams, so that all
321 ;; isolated shortened beams look nice and a bit shortened,
322 ;; sadly possibly breaking patterns with high order beams.
323 (beamed-stem-shorten . (1.0 0.5 0.25))
325 (auto-knee-gap . 5.5)
327 ;; only for debugging.
328 (font-family . roman)
329 (meta . ((class . Spanner)
330 (interfaces . (staff-symbol-referencer-interface
338 (positioning-done . ,Break_align_interface::calc_positioning_done)
339 (X-extent . ,Axis_group_interface::width)
341 (break-align-orders . ;; end of line
363 time-signature custos)
377 (meta . ((class . Item)
378 (interfaces . (break-alignment-interface
379 axis-group-interface))))))
385 (X-extent . ,Axis_group_interface::width)
387 (meta . ((class . Item)
388 (interfaces . (break-aligned-interface
389 axis-group-interface))))))
393 (break-align-symbol . breathing-sign)
396 (ambitus . (extra-space . 2.0))
397 (custos . (minimum-space . 1.0))
398 (key-signature . (minimum-space . 1.5))
399 (time-signature . (minimum-space . 1.5))
400 (staff-bar . (minimum-space . 1.5))
401 (clef . (minimum-space . 2.0))
402 (first-note . (fixed-space . 1.0)) ;huh?
403 (right-edge . (extra-space . 0.1))))
405 (stencil . ,Text_interface::print)
407 (text . ,(make-musicglyph-markup "scripts.rcomma"))
408 (Y-offset . ,Breathing_sign::offset_callback)
409 (break-visibility . ,begin-of-line-invisible)
410 (meta . ((class . Item)
411 (interfaces . (break-aligned-interface
412 breathing-sign-interface
419 (stencil . ,Clef::print)
420 (glyph-name . ,Clef::calc_glyph_name)
423 (font-family . music)
424 (break-align-symbol . clef)
425 (break-visibility . ,begin-of-line-visible)
426 (space-alist . ((ambitus . (extra-space . 2.0))
427 (staff-bar . (extra-space . 0.7))
428 (key-cancellation . (minimum-space . 3.5))
429 (key-signature . (minimum-space . 3.5))
430 (time-signature . (minimum-space . 4.2))
431 (first-note . (minimum-fixed-space . 5.0))
432 (next-note . (extra-space . 0.5))
433 (right-edge . (extra-space . 0.5))))
434 (Y-offset . ,Staff_symbol_referencer::callback)
435 (meta . ((class . Item)
436 (interfaces . (clef-interface
437 staff-symbol-referencer-interface
439 break-aligned-interface))))))
441 (ClusterSpannerBeacon
444 (Y-extent . ,Cluster_beacon::height)
446 (meta . ((class . Item)
447 (interfaces . (cluster-beacon-interface))))))
452 (springs-and-rods . ,Spanner::set_spacing_rods)
453 (stencil . ,Cluster::print)
456 (minimum-length . 0.0)
459 (meta . ((class . Spanner)
460 (interfaces . (cluster-interface))))))
465 (stencil . ,Text_interface::print)
466 (after-line-breaking . ,Chord_name::after_line_breaking)
471 (meta . ((class . Item)
472 (interfaces . (font-interface
473 rhythmic-grob-interface
481 (stencil . ,Text_interface::print)
483 (no-spacing-rods . #t)
484 (Y-offset . ,Side_position_interface::y_aligned_side)
485 (X-offset . ,Self_alignment_interface::x_aligned_on_self)
488 (staff-padding . 0.5)
489 (script-priority . 200)
490 ;; todo: add X self alignment?
494 (meta . ((class . Item)
495 (interfaces . (text-script-interface
497 side-position-interface
502 (break-align-symbol . custos)
505 (stencil . ,Custos::print)
507 (break-visibility . ,end-of-line-visible)
509 (neutral-direction . -1)
510 (Y-offset . ,Staff_symbol_referencer::callback)
512 (first-note . (minimum-fixed-space . 0.0))
513 (right-edge . (extra-space . 0.1))))
514 (meta . ((class . Item)
517 staff-symbol-referencer-interface
519 break-aligned-interface))))))
526 (positioning-done . ,Dot_column::calc_positioning_done)
527 (X-extent . ,Axis_group_interface::width)
529 (X-offset . ,Dot_column::side_position)
530 (meta . ((class . Item)
531 (interfaces . (dot-column-interface
532 axis-group-interface))))))
537 (stencil . ,Dots::print)
540 (meta . ((class . Item)
541 (interfaces . (font-interface
542 staff-symbol-referencer-interface
547 (stencil . ,Percent_repeat_item_interface::double_percent)
550 (font-encoding . fetaMusic)
553 (break-align-symbol . staff-bar)
554 (break-visibility . ,begin-of-line-invisible)
555 (meta . ((class . Item)
556 (interfaces . (font-interface
557 break-aligned-interface
558 percent-repeat-interface))))))
560 (DoublePercentRepeatCounter
563 (stencil . ,Text_interface::print)
564 (X-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list Self_alignment_interface::centered_on_y_parent))
565 ,(ly:make-simple-closure (list Self_alignment_interface::x_aligned_on_self)))))
566 (Y-offset . ,Side_position_interface::y_aligned_side)
567 (font-encoding . fetaNumber)
568 (self-alignment-X . 0)
572 (staff-padding . 0.25)
574 (meta . ((class . Item)
575 (interfaces . (side-position-interface
576 self-alignment-interface
577 percent-repeat-interface
583 (Y-offset . ,Side_position_interface::y_aligned_side)
584 (staff-padding . 0.1)
586 (avoid-slur . outside)
588 (minimum-space . 1.2)
592 (Y-extent . ,Axis_group_interface::height)
593 (X-extent . ,Axis_group_interface::width)
596 (meta . ((class . Spanner)
597 (interfaces . (axis-group-interface
599 dynamic-line-spanner-interface
600 side-position-interface))))))
607 (stencil . ,Text_interface::print)
608 (direction . ,Script_interface::calc_direction)
610 (X-offset . ,Self_alignment_interface::x_aligned_on_self)
611 (self-alignment-X . 0)
612 (Y-offset . ,Self_alignment_interface::y_aligned_on_self)
613 (self-alignment-Y . 0)
615 (font-encoding . fetaDynamic)
616 (font-shape . italic)
617 (no-spacing-rods . #t)
618 (script-priority . 100)
619 (meta . ((class . Item)
620 (interfaces . (font-interface
622 self-alignment-interface
624 script-interface))))))
629 (stencil . ,Dynamic_text_spanner::print)
631 ;; rather ugh with NCSB
632 ;; (font-series . bold)
633 (font-shape . italic)
634 (style . dashed-line)
636 ;; need to blend with dynamic texts.
638 (bound-padding . 0.75)
639 (dash-fraction . 0.2)
641 (meta . ((class . Spanner)
642 (interfaces . (font-interface
645 dynamic-text-spanner-interface
646 spanner-interface))))))
651 ;; sync with TextScript (?)
654 (avoid-slur . around)
656 (staff-padding . 0.5)
657 (self-alignment-X . 0)
658 (self-alignment-Y . 0)
659 (script-priority . 100)
661 (stencil . ,Text_interface::print)
662 (direction . ,Script_interface::calc_direction)
664 (font-encoding . fetaNumber)
665 (font-size . -5) ; don't overlap when next to heads.
666 (meta . ((class . Item)
667 (interfaces . (finger-interface
669 text-script-interface
671 side-position-interface
672 self-alignment-interface
678 (zigzag-width . 0.75)
683 (stencil . ,Line_spanner::print)
684 (after-line-breaking . ,Line_spanner::after_line_breaking)
687 (meta . ((class . Spanner)
688 (interfaces . (line-interface
689 line-spanner-interface))))))
695 (meta . ((class . Item)
696 (interfaces . (grid-point-interface))))))
701 (X-extent . ,Grid_line_interface::width)
702 (stencil . ,Grid_line_interface::print)
704 (self-alignment-X . ,CENTER)
705 (X-offset . ,(ly:make-simple-closure
706 `(,+ ,(ly:make-simple-closure (list Self_alignment_interface::centered_on_x_parent))
707 ,(ly:make-simple-closure (list Self_alignment_interface::x_aligned_on_self)))))
709 (meta . ((class . Item)
710 (interfaces . (self-alignment-interface
711 grid-line-interface))))))
717 (stencil . ,Hairpin::print)
718 (springs-and-rods . ,Spanner::set_spacing_rods)
719 (after-line-breaking . ,Hairpin::after_line_breaking)
723 (minimum-length . 2.0)
724 (bound-padding . 1.0)
725 (self-alignment-Y . 0)
726 (Y-offset . ,Self_alignment_interface::y_aligned_on_self)
727 (meta . ((class . Spanner)
728 (interfaces . (hairpin-interface
730 self-alignment-interface
732 spanner-interface))))))
737 (stencil . ,Horizontal_bracket::print)
738 (Y-offset . ,Side_position_interface::y_aligned_side)
740 (staff-padding . 0.2)
743 (bracket-flare . (0.5 . 0.5))
744 (meta . ((class . Spanner)
745 (interfaces . (horizontal-bracket-interface
746 side-position-interface
748 spanner-interface))))))
752 (Y-offset . ,(ly:make-simple-closure `(,+ ,(ly:make-simple-closure (list Self_alignment_interface::y_aligned_on_self))
753 ,(ly:make-simple-closure (list Side_position_interface::y_aligned_on_support_refpoints)))))
755 ;; This direction is for aligned_on_support_refpoints
759 (left-edge . (extra-space . 1.0))))
761 (self-alignment-Y . 0)
762 (stencil . ,Text_interface::print)
763 (break-align-symbol . instrument-name)
764 (break-visibility . ,begin-of-line-visible)
767 (meta . ((class . Item)
768 (interfaces . (font-interface
769 self-alignment-interface
770 side-position-interface
772 break-aligned-interface))))))
777 (stencil . ,Key_signature_interface::print)
780 (time-signature . (extra-space . 1.25))
781 (staff-bar . (extra-space . 0.6))
782 (key-signature . (extra-space . 0.5))
783 (right-edge . (extra-space . 0.5))
784 (first-note . (fixed-space . 2.5))))
785 (Y-offset . ,Staff_symbol_referencer::callback)
786 (break-align-symbol . key-cancellation)
787 (break-visibility . ,begin-of-line-invisible)
790 (meta . ((class . Item)
791 (interfaces . (key-signature-interface
793 break-aligned-interface))))))
797 (stencil . ,Key_signature_interface::print)
800 (time-signature . (extra-space . 1.15))
801 (staff-bar . (extra-space . 1.1))
802 (right-edge . (extra-space . 0.5))
803 (first-note . (fixed-space . 2.5))))
804 (Y-offset . ,Staff_symbol_referencer::callback)
805 (break-align-symbol . key-signature)
806 (break-visibility . ,begin-of-line-visible)
809 (meta . ((class . Item)
810 (interfaces . (key-signature-interface
812 break-aligned-interface))))))
816 (stencil . ,Tie::print)
817 (control-points . ,Laissez_vibrer_tie::calc_control_points)
818 (direction . ,Laissez_vibrer_tie::calc_direction)
820 (details . ((ratio . 0.333)
821 (height-limit . 1.0)))
823 (meta . ((class . Item)
824 (interfaces . (laissez-vibrer-tie-interface))
828 (LaissezVibrerTieColumn
833 (positioning-done . ,Laissez_vibrer_tie_column::calc_positioning_done)
835 (meta . ((class . Item)
836 (interfaces . (laissez-vibrer-tie-column-interface))
843 (springs-and-rods . ,Ledger_line_spanner::set_spacing_rods)
845 (stencil . ,Ledger_line_spanner::print)
849 (minimum-length-fraction . 0.25)
850 (length-fraction . 0.25)
852 (meta . ((class . Spanner)
853 (interfaces . (ledger-line-interface))))))
857 (break-align-symbol . left-edge)
860 (break-visibility . ,center-invisible)
862 (custos . (extra-space . 0.0))
863 (ambitus . (extra-space . 2.0))
864 (time-signature . (extra-space . 1.0))
865 (staff-bar . (extra-space . 0.0))
866 (breathing-sign . (minimum-space . 0.0))
867 (clef . (extra-space . 0.8))
868 (first-note . (fixed-space . 2.0))
869 (right-edge . (extra-space . 0.0))
870 (key-signature . (extra-space . 0.0))
871 (key-cancellation . (extra-space . 0.0))
873 (meta . ((class . Item)
874 (interfaces . (break-aligned-interface))))))
878 ;; ugh. A ligature bracket is totally different from
881 (direction . ,Tuplet_bracket::calc_direction)
882 (positions . ,Tuplet_bracket::calc_positions)
883 (stencil . ,Tuplet_bracket::print)
889 (edge-height . (0.7 . 0.7))
890 (shorten-pair . (-0.2 . -0.2))
891 (meta . ((class . Spanner)
892 (interfaces . (tuplet-bracket-interface
901 (minimum-length . 0.3)
903 ; (springs-and-rods . ,Hyphen_spanner::set_spacing_rods)
905 (stencil . ,Hyphen_spanner::print)
908 (meta . ((class . Spanner)
909 (interfaces . (lyric-interface
910 lyric-hyphen-interface
911 spanner-interface))))))
916 (stencil . ,Lyric_extender::print)
918 (thickness . 0.8) ; linethickness
919 (minimum-length . 1.5)
921 (meta . ((class . Spanner)
922 (interfaces . (lyric-interface
923 lyric-extender-interface))))))
928 (stencil . ,Text_interface::print)
930 (X-offset . ,Self_alignment_interface::aligned_on_x_parent)
931 (self-alignment-X . 0)
933 (font-series . bold-narrow)
935 (meta . ((class . Item)
936 (interfaces . (rhythmic-grob-interface
937 lyric-syllable-interface
938 self-alignment-interface
946 (stencil . ,Mensural_ligature::print)
948 (meta . ((class . Spanner)
949 (interfaces . (mensural-ligature-interface
955 (stencil . ,Text_interface::print)
957 (Y-offset . ,Side_position_interface::y_aligned_side)
961 (meta . ((class . Item)
962 (interfaces . (text-interface
963 side-position-interface
965 metronome-mark-interface))))))
969 (Y-offset . ,Side_position_interface::y_aligned_side)
972 (stencil . ,Measure_grouping::print)
979 (meta . ((class . Spanner)
980 (interfaces . (side-position-interface
981 measure-grouping-interface))))))
986 (stencil . ,Multi_measure_rest::print)
988 (Y-offset . ,Staff_symbol_referencer::callback)
991 (thick-thickness . 6.6)
992 (hair-thickness . 2.0)
994 (meta . ((class . Spanner)
995 (interfaces . (multi-measure-rest-interface
996 multi-measure-interface
999 staff-symbol-referencer-interface))))))
1002 (MultiMeasureRestNumber
1004 (springs-and-rods . ,Multi_measure_rest::set_spacing_rods)
1005 (stencil . ,Text_interface::print)
1006 (X-offset . ,(ly:make-simple-closure
1007 `(,+ ,(ly:make-simple-closure (list Self_alignment_interface::x_aligned_on_self))
1008 ,(ly:make-simple-closure (list Self_alignment_interface::x_centered_on_y_parent)))))
1009 (Y-offset . ,Side_position_interface::y_aligned_side)
1012 (self-alignment-X . 0)
1015 (staff-padding . 0.4)
1016 (font-encoding . fetaNumber)
1017 (meta . ((class . Spanner)
1018 (interfaces . (side-position-interface
1019 multi-measure-interface
1020 self-alignment-interface
1025 (MultiMeasureRestText
1027 (stencil . ,Text_interface::print)
1028 (X-offset . ,(ly:make-simple-closure
1029 `(,+ ,(ly:make-simple-closure (list Self_alignment_interface::x_centered_on_y_parent))
1030 ,(ly:make-simple-closure (list Self_alignment_interface::x_aligned_on_self)))))
1032 (Y-offset . ,Side_position_interface::y_aligned_side)
1033 (self-alignment-X . 0)
1036 (staff-padding . 0.25)
1037 (meta . ((class . Spanner)
1038 (interfaces . (side-position-interface
1039 multi-measure-interface
1040 self-alignment-interface
1042 text-interface))))))
1048 (X-extent . ,Axis_group_interface::width)
1049 (Y-extent . ,Axis_group_interface::height)
1050 (positioning-done . ,Note_collision_interface::calc_positioning_done)
1052 (meta . ((class . Item)
1053 (interfaces . (note-collision-interface
1054 axis-group-interface))))))
1059 (X-extent . ,Axis_group_interface::width)
1060 (Y-extent . ,Axis_group_interface::height)
1062 (meta . ((class . Item)
1063 (interfaces . (axis-group-interface
1064 note-column-interface))))))
1069 (stencil . ,Note_head::print)
1070 (stem-attachment . ,Note_head::calc_stem_attachment)
1071 (glyph-name . ,note-head::calc-glyph-name)
1072 (Y-offset . ,Staff_symbol_referencer::callback)
1073 (X-offset . ,Note_head::stem_x_shift)
1074 (meta . ((class . Item)
1075 (interfaces . (rhythmic-grob-interface
1076 rhythmic-head-interface
1080 staff-symbol-referencer-interface))))))
1084 (stem-spacing-correction . 0.5)
1085 (same-direction-correction . 0.25)
1086 ;; Changed this from 0.75.
1087 ;; If you ever change this back, please document! --hwn
1088 (knee-spacing-correction . 1.0)
1090 (meta . ((class . Item)
1091 (interfaces . (spacing-interface
1092 note-spacing-interface))))))
1097 (stencil . ,Text_interface::print)
1099 (meta . ((class . Item)
1100 (interfaces . (note-name-interface
1102 font-interface))))))
1106 (self-alignment-X . 0)
1107 (break-visibility . ,begin-of-line-visible)
1108 (X-offset . ,(ly:make-simple-closure
1109 `(,+ ,(ly:make-simple-closure (list Self_alignment_interface::x_aligned_on_self))
1110 ,(ly:make-simple-closure (list Self_alignment_interface::centered_on_x_parent)))))
1112 (Y-offset . ,Side_position_interface::y_aligned_side)
1114 (stencil . ,Text_interface::print)
1117 ;; no Y dimensions, because of lyrics under tenor clef.
1118 (Y-extent . (0 . 0))
1119 (font-shape . italic)
1121 (staff-padding . 0.2)
1123 (meta . ((class . Item)
1124 (interfaces . (text-interface
1125 self-alignment-interface
1126 side-position-interface
1127 font-interface))))))
1131 (Y-offset . ,Side_position_interface::y_aligned_side)
1133 (stencil . ,Ottava_bracket::print)
1135 (font-shape . italic)
1136 (shorten-pair . (0.0 . -0.6))
1137 (staff-padding . 1.0)
1139 (minimum-length . 1.0)
1140 (dash-fraction . 0.3)
1141 (edge-height . (0 . 1.2))
1143 (meta . ((class . Spanner)
1144 (interfaces . (ottava-bracket-interface
1145 horizontal-bracket-interface
1147 side-position-interface
1149 text-interface))))))
1155 (before-line-breaking . ,Paper_column::before_line_breaking)
1156 ;; (stencil . ,Paper_column::print)
1157 (X-extent . ,Axis_group_interface::width)
1161 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1162 (meta . ((class . Paper_column)
1163 (interfaces . (paper-column-interface
1164 axis-group-interface
1165 spaceable-grob-interface))))))
1168 . ((slur-details . ,default-slur-details)
1170 (control-points . ,Slur::calc_control_points)
1171 (direction . ,Slur::calc_direction)
1172 (springs-and-rods . ,Spanner::set_spacing_rods)
1173 (Y-extent . ,Slur::height)
1174 (stencil . ,Slur::print)
1178 (minimum-length . 1.5)
1179 (height-limit . 2.0)
1181 (meta . ((class . Spanner)
1182 (interfaces . (slur-interface))))))
1184 (NonMusicalPaperColumn
1188 (before-line-breaking . ,Paper_column::before_line_breaking)
1189 (X-extent . ,Axis_group_interface::width)
1190 ;; (stencil . ,Paper_column::print)
1194 ;; debugging stuff: print column number.
1195 ;; (font-size . -6) (font-name . "sans") (Y-extent . #f)
1197 (meta . ((class . Paper_column)
1198 (interfaces . (paper-column-interface
1199 axis-group-interface
1200 spaceable-grob-interface))))))
1205 (springs-and-rods . ,Multi_measure_rest::set_spacing_rods)
1206 (stencil . ,Multi_measure_rest::percent)
1210 (font-encoding . fetaMusic)
1211 (meta . ((class . Spanner)
1212 (interfaces . (multi-measure-rest-interface
1214 percent-repeat-interface))))))
1215 (PercentRepeatCounter
1217 (stencil . ,Text_interface::print)
1218 (X-offset . ,(ly:make-simple-closure
1219 `(,+ ,(ly:make-simple-closure (list Self_alignment_interface::x_centered_on_y_parent))
1220 ,(ly:make-simple-closure (list Self_alignment_interface::x_aligned_on_self)))))
1221 (Y-offset . ,Side_position_interface::y_aligned_side)
1222 (self-alignment-X . 0)
1225 (staff-padding . 0.25)
1227 (font-encoding . fetaNumber)
1228 (meta . ((class . Spanner)
1229 (interfaces . (side-position-interface
1230 self-alignment-interface
1231 percent-repeat-interface
1233 text-interface))))))
1235 ;; an example of a text spanner
1239 (stencil . ,Piano_pedal_bracket::print)
1242 (bound-padding . 1.0)
1244 (bracket-flare . (0.5 . 0.5))
1245 (edge-height . (1.0 . 1.0))
1246 (shorten-pair . (0.0 . 0.0))
1248 (meta . ((class . Spanner)
1249 (interfaces . (line-interface
1250 piano-pedal-interface
1251 piano-pedal-bracket-interface))))))
1256 (stencil . ,Text_interface::print)
1258 (X-offset . ,Self_alignment_interface::x_aligned_on_self)
1259 (Y-offset . ,Side_position_interface::y_aligned_side)
1261 (after-line-breaking . ,shift-right-at-line-begin)
1263 (self-alignment-X . 0)
1268 (break-visibility . ,end-of-line-invisible)
1270 (meta . ((class . Item)
1271 (interfaces . (text-interface
1272 side-position-interface
1275 self-alignment-interface))))))
1281 (stencil . ,Percent_repeat_item_interface::beat_slash)
1285 (meta . ((class . Item)
1286 (interfaces . (percent-repeat-interface))))))
1290 (stencil . ,Rest::print)
1291 (X-extent . ,Rest::width)
1292 (Y-extent . ,Rest::height)
1293 (Y-offset . ,Rest::y_offset_callback)
1294 (minimum-distance . 0.25)
1295 (meta . ((class . Item)
1296 (interfaces . (font-interface
1297 rhythmic-head-interface
1298 rhythmic-grob-interface
1299 staff-symbol-referencer-interface
1300 rest-interface))))))
1304 (minimum-distance . 0.75)
1305 (positioning-done . ,Rest_collision::calc_positioning_done)
1307 (meta . ((class . Item)
1308 (interfaces . (rest-collision-interface))))))
1312 ;; don't set direction here: it breaks staccato.
1314 ;; This value is sensitive: if too large, staccato dots will move a
1317 (staff-padding . 0.25)
1318 ;; (script-priority . 0) priorities for scripts, see script.scm
1319 (X-offset . , Self_alignment_interface::centered_on_x_parent)
1322 (stencil . ,Script_interface::print)
1323 (direction . ,Script_interface::calc_direction)
1325 (font-encoding . fetaMusic)
1326 (meta . ((class . Item)
1327 (interfaces . (script-interface
1328 side-position-interface
1329 font-interface))))))
1334 (before-line-breaking . ,Script_column::before_line_breaking)
1336 (meta . ((class . Item)
1337 (interfaces . (script-column-interface))))))
1343 (meta . ((class . Item)
1344 (interfaces . (spacing-interface
1345 separation-item-interface))))))
1347 (SeparatingGroupSpanner
1350 (springs-and-rods . ,Separating_group_spanner::set_spacing_rods)
1352 (meta . ((class . Spanner)
1353 (interfaces . (only-prebreak-interface
1355 separation-spanner-interface))))))
1358 . ((slur-details . ,default-slur-details)
1360 (control-points . ,Slur::calc_control_points)
1361 (direction . ,Slur::calc_direction)
1362 (springs-and-rods . ,Spanner::set_spacing_rods)
1363 (Y-extent . ,Slur::height)
1364 (stencil . ,Slur::print)
1367 (minimum-length . 1.5)
1369 (height-limit . 2.0)
1371 (meta . ((class . Spanner)
1372 (interfaces . (slur-interface))))))
1377 (springs-and-rods . ,Spacing_spanner::set_springs)
1378 (average-spacing-wishes . #t)
1379 (grace-space-factor . 0.6)
1380 (shortest-duration-space . 2.0)
1381 (spacing-increment . 1.2)
1382 (base-shortest-duration . ,(ly:make-moment 3 16))
1383 (meta . ((class . Spanner)
1384 (interfaces . (spacing-interface
1385 spacing-spanner-interface))))))
1389 (break-align-symbol . staff-bar)
1394 (stencil . ,Span_bar::print)
1395 (bar-size . ,Span_bar::calc_bar_size)
1396 (X-extent . ,Span_bar::width)
1397 (glyph-name . ,Span_bar::calc_glyph_name)
1398 (before-line-breaking . ,Span_bar::before_line_breaking)
1403 ;; Ross. page 151 lists other values, we opt for a leaner look
1407 (hair-thickness . 1.6)
1408 (thick-thickness . 6.0)
1409 (meta . ((class . Item)
1410 (interfaces . (span-bar-interface
1412 bar-line-interface))))))
1416 (stencil . ,Text_interface::print)
1418 (font-series . bold)
1420 (X-offset . ,Side_position_interface::x_aligned_side)
1423 (meta . ((class . Item)
1424 (interfaces . (side-position-interface
1425 stanza-number-interface
1427 font-interface))))))
1432 (stencil . ,print-circled-text-callback)
1435 (staff-padding . 0.5)
1436 (self-alignment-X . 0)
1437 (self-alignment-Y . 0)
1438 (script-priority . 100)
1439 (font-encoding . fetaNumber)
1440 (font-size . -5) ; don't overlap when next to heads.
1441 (meta . ((class . Item)
1442 (interfaces . (string-number-interface
1444 text-script-interface
1446 side-position-interface
1447 self-alignment-interface
1448 item-interface))))))
1453 (stem-spacing-correction . 0.4)
1454 (meta . ((class . Item)
1455 (interfaces . (spacing-interface
1456 staff-spacing-interface))))))
1461 (stencil . ,Text_interface::print)
1464 (X-offset . ,Self_alignment_interface::x_aligned_on_self)
1465 (no-spacing-rods . #t)
1466 (padding . 0.0) ;; padding relative to SostenutoPedalLineSpanner
1467 (font-shape . italic)
1468 (self-alignment-X . 0)
1469 (meta . ((class . Item)
1470 (interfaces . (text-interface
1471 self-alignment-interface
1472 font-interface))))))
1474 (SostenutoPedalLineSpanner
1478 (X-extent . ,Axis_group_interface::height)
1480 (Y-offset . ,Side_position_interface::y_aligned_side)
1484 (minimum-space . 1.0)
1486 (meta . ((class . Spanner)
1487 (interfaces . (piano-pedal-interface
1488 axis-group-interface
1489 side-position-interface))))))
1494 (stencil . ,Staff_symbol::print)
1497 (ledger-line-thickness . (1.0 . 0.1))
1499 (meta . ((class . Spanner)
1500 (interfaces . (staff-symbol-interface))))))
1504 (direction . ,Stem::calc_direction)
1505 (stem-end-position . ,Stem::calc_stem_end_position)
1506 (stem-info . ,Stem::calc_stem_info)
1507 (positioning-done . ,Stem::calc_positioning_done)
1508 (stencil . ,Stem::print)
1509 (X-extent . ,Stem::width)
1510 (Y-extent . ,Stem::height)
1511 (length . ,Stem::calc_length)
1517 ;; 3.5 (or 3 measured from note head) is standard length
1518 ;; 32nd, 64th flagged stems should be longer
1519 (lengths . (3.5 3.5 3.5 4.5 5.0))
1521 ;; FIXME. 3.5 yields too long beams (according to Ross and
1522 ;; looking at Baerenreiter examples) for a number of common
1523 ;; boundary cases. Subtracting half a beam thickness fixes
1524 ;; this, but the bug may well be somewhere else.
1526 ;; FIXME this should come from 'lengths
1527 (beamed-lengths . (3.26 3.5 3.6))
1529 ;; The 'normal' minima
1530 (beamed-minimum-free-lengths . (1.83 1.5 1.25))
1531 ;(beamed-minimum-free-lengths . (2.0 1.83 1.25))
1533 ;; The 'extreme case' minima
1534 (beamed-extreme-minimum-free-lengths . (2.0 1.25))
1536 ;; Stems in unnatural (forced) direction should be shortened by
1537 ;; one staff space, according to [Roush & Gourlay].
1538 ;; Flagged stems we shorten only half a staff space.
1539 (stem-shorten . (1.0 0.5))
1544 ;; default stem direction for note on middle line
1545 (neutral-direction . -1)
1547 ;; We use the normal minima as minimum for the ideal lengths,
1548 ;; and the extreme minima as abolute minimum length.
1550 (X-offset . ,Stem::offset_callback)
1551 (Y-offset . ,Staff_symbol_referencer::callback)
1552 (meta . ((class . Item)
1553 (interfaces . (stem-interface
1554 font-interface))))))
1558 (Y-extent . ,Stem_tremolo::height)
1559 (stencil . ,Stem_tremolo::print)
1561 (beam-width . 1.6) ; staff-space
1562 (beam-thickness . 0.48) ; staff-space
1563 (meta . ((class . Item)
1564 (interfaces . (stem-tremolo-interface))))))
1568 (no-spacing-rods . #t)
1569 (stencil . ,Sustain_pedal::print)
1570 (self-alignment-X . 0)
1572 (padding . 0.0) ;; padding relative to SustainPedalLineSpanner
1573 (X-offset . ,Self_alignment_interface::x_aligned_on_self)
1574 (meta . ((class . Item)
1575 (interfaces . (piano-pedal-interface
1576 text-spanner-interface
1578 self-alignment-interface
1579 font-interface))))))
1581 (SustainPedalLineSpanner
1584 (X-extent . ,Axis_group_interface::height)
1585 (Y-offset . ,Side_position_interface::y_aligned_side)
1588 (staff-padding . 1.2)
1589 (minimum-space . 1.0)
1591 (meta . ((class . Spanner)
1592 (interfaces . (piano-pedal-interface
1593 axis-group-interface
1594 side-position-interface))))))
1599 (X-extent . ,Axis_group_interface::width)
1600 (Y-extent . ,Axis_group_interface::height)
1601 (meta . ((class . System)
1602 (interfaces . (system-interface
1603 axis-group-interface))))))
1608 (stencil . ,System_start_delimiter::print)
1609 (collapse-height . 5.0)
1610 (font-encoding . fetaBraces)
1612 (meta . ((class . Spanner)
1613 (interfaces . (system-start-delimiter-interface
1614 font-interface))))))
1620 (stencil . ,System_start_delimiter::print)
1622 (collapse-height . 5.0)
1624 (meta . ((class . Spanner)
1625 (interfaces . (font-interface
1626 system-start-delimiter-interface))))))
1631 (glyph . "bar-line")
1633 (stencil . ,System_start_delimiter::print)
1634 (meta . ((class . Spanner)
1635 (interfaces . (system-start-delimiter-interface))))))
1640 (stencil . ,Text_interface::print)
1641 (Y-offset . ,Staff_symbol_referencer::callback)
1643 (stem-attachment . (1.0 . 1.35))
1644 (font-series . bold)
1645 (meta . ((class . Item)
1647 . (rhythmic-head-interface
1648 font-interface rhythmic-grob-interface
1650 staff-symbol-referencer-interface
1651 text-interface))))))
1655 (no-spacing-rods . #t)
1656 (X-offset . ,Self_alignment_interface::x_aligned_on_self)
1659 ;; sync with Fingering ?
1661 (staff-padding . 0.5)
1663 (stencil . ,Text_interface::print)
1664 (direction . ,Script_interface::calc_direction)
1666 (avoid-slur . around)
1667 (slur-padding . 0.5)
1668 (script-priority . 200)
1669 ;; todo: add X self alignment?
1670 (meta . ((class . Item)
1671 (interfaces . (text-script-interface
1673 side-position-interface
1674 font-interface))))))
1678 (stencil . ,Text_spanner::print)
1679 (font-shape . italic)
1680 (style . dashed-line)
1681 (staff-padding . 0.8)
1682 (dash-fraction . 0.2)
1686 (meta . ((class . Spanner)
1687 (interfaces . (text-spanner-interface
1688 side-position-interface
1689 font-interface))))))
1693 (control-points . ,Tie::calc_control_points)
1694 (direction . ,Tie::calc_direction)
1695 (stencil . ,Tie::print)
1696 (details . ((ratio . 0.333)
1697 (height-limit . 1.0)
1698 (between-length-limit . 1.0)))
1700 (meta . ((class . Spanner)
1701 (interfaces . (tie-interface))))
1706 (positioning-done . ,Tie_column::calc_positioning_done)
1707 (before-line-breaking . ,Tie_column::before_line_breaking)
1710 (meta . ((class . Spanner)
1711 (interfaces . (tie-column-interface))))))
1715 (stencil . ,Time_signature::print)
1716 (break-align-symbol . time-signature)
1717 (break-visibility . ,all-visible)
1719 (first-note . (fixed-space . 2.0))
1720 (right-edge . (extra-space . 0.5))
1721 (staff-bar . (minimum-space . 2.0))))
1724 (meta . ((class . Item)
1725 (interfaces . (time-signature-interface
1726 break-aligned-interface
1727 font-interface))))))
1731 (stencil . ,Dynamic_text_spanner::print)
1732 (edge-text . ,(cons (make-musicglyph-markup "scripts.trill")
1735 (staff-padding . 1.0)
1738 (Y-offset . ,Side_position_interface::y_aligned_side)
1740 (meta . ((class . Spanner)
1741 (interfaces . (text-spanner-interface
1742 side-position-interface
1743 font-interface))))))
1745 (TrillPitchAccidental
1746 . ((X-offset . ,Side_position_interface::x_aligned_side)
1751 (stencil . ,Accidental_interface::print)
1752 (meta . ((class . Item)
1753 (interfaces . (item-interface
1754 accidental-interface
1755 side-position-interface
1756 font-interface))))))
1759 . ((X-offset . ,Side_position_interface::x_aligned_side)
1762 (stencil . ,parenthesize-elements)
1763 (direction . ,RIGHT)
1766 (meta . ((class . Item)
1767 (interfaces . (side-position-interface
1769 rhythmic-head-interface
1771 accidental-interface
1772 axis-group-interface))))))
1776 (stencil . ,Note_head::print)
1778 (Y-offset . ,Staff_symbol_referencer::callback)
1780 (meta . ((class . Item)
1781 (interfaces . (item-interface
1782 rhythmic-head-interface
1784 pitched-trill-interface
1786 staff-symbol-referencer-interface))))))
1792 (edge-height . (0.7 . 0.7))
1793 (shorten-pair . (-0.2 . -0.2))
1794 (direction . ,Tuplet_bracket::calc_direction)
1795 (positions . ,Tuplet_bracket::calc_positions)
1796 (stencil . ,Tuplet_bracket::print)
1797 (font-shape . italic)
1799 (meta . ((class . Spanner)
1800 (interfaces . (text-interface
1802 tuplet-bracket-interface
1803 font-interface))))))
1807 (stencil . ,Text_interface::print)
1808 (font-shape . italic)
1809 (no-spacing-rods . #t)
1810 (self-alignment-X . 0)
1812 (padding . 0.0) ;; padding relative to UnaCordaPedalLineSpanner
1813 (X-offset . ,Self_alignment_interface::x_aligned_on_self)
1814 (meta . ((class . Item)
1815 (interfaces . (text-interface
1816 self-alignment-interface
1817 font-interface))))))
1819 (UnaCordaPedalLineSpanner
1822 (X-extent . ,Axis_group_interface::height)
1823 (Y-offset . ,Side_position_interface::y_aligned_side)
1826 (staff-padding . 1.2)
1827 (minimum-space . 1.0)
1829 (meta . ((class . Spanner)
1830 (interfaces . (piano-pedal-interface
1831 axis-group-interface
1832 side-position-interface))))))
1838 (stencil . ,Vaticana_ligature::print)
1839 (meta . ((class . Spanner)
1840 (interfaces . (vaticana-ligature-interface
1841 font-interface))))))
1846 (positioning-done . ,Align_interface::calc_positioning_done)
1847 (after-line-breaking . ,Align_interface::stretch_after_break)
1848 (Y-extent . ,Axis_group_interface::height)
1849 (X-extent . ,Axis_group_interface::width)
1851 (meta . ((class . Spanner)
1852 (interfaces . (align-interface
1853 axis-group-interface))))))
1857 (Y-offset . ,Hara_kiri_group_spanner::force_hara_kiri_callback)
1858 (Y-extent . ,Hara_kiri_group_spanner::y_extent)
1859 (X-extent . ,Axis_group_interface::width)
1860 (meta . ((class . Spanner)
1861 (interfaces . (axis-group-interface
1862 hara-kiri-group-interface
1863 vertically-spaceable-interface))))))
1868 (Y-offset . ,Side_position_interface::y_aligned_on_support_refpoints)
1870 (space-alist . ((left-edge . (extra-space . 1.0))))
1871 (break-align-symbol . instrument-name)
1872 (stencil . ,Text_interface::print)
1873 (break-align-symbol . clef)
1874 (break-visibility . ,begin-of-line-visible)
1877 (meta . ((class . Item)
1878 (interfaces . (font-interface
1879 self-alignment-interface
1880 side-position-interface
1882 break-aligned-interface))))))
1886 (stencil . ,Volta_bracket_interface::print)
1887 (after-line-breaking . ,Volta_bracket_interface::after_line_breaking)
1890 (font-encoding . fetaNumber)
1891 (Y-offset . ,Side_position_interface::y_aligned_side)
1893 (thickness . 1.6) ;; linethickness
1894 (edge-height . (2.0 . 2.0)) ;; staffspace;
1897 (meta . ((class . Spanner)
1898 (interfaces . (volta-bracket-interface
1899 horizontal-bracket-interface
1902 side-position-interface
1914 (stencil . ,Line_spanner::print)
1915 (after-line-breaking . ,Line_spanner::after_line_breaking)
1916 (meta . ((class . Spanner)
1917 (interfaces . (line-spanner-interface
1923 (define (completize-grob-entry x)
1924 "Transplant assoc key into 'name entry of 'meta of X. Set interfaces for Item, Spanner etc.
1926 ;; (display (car x))
1928 (let* ((name-sym (car x))
1929 (grob-entry (cdr x))
1930 (meta-entry (cdr (assoc 'meta grob-entry)))
1931 (class (cdr (assoc 'class meta-entry)))
1933 (cdr (assoc 'interfaces meta-entry))))
1937 (set! ifaces-entry (cons 'item-interface ifaces-entry)))
1938 ((eq? 'Spanner class)
1939 (set! ifaces-entry (cons 'spanner-interface ifaces-entry)))
1940 ((eq? 'Paper_column class)
1941 (set! ifaces-entry (cons 'item-interface
1942 (cons 'paper-column-interface ifaces-entry))))
1943 ((eq? 'System class)
1944 (set! ifaces-entry (cons 'system-interface
1945 (cons 'spanner-interface ifaces-entry))))
1947 (ly:warning "Unknown class ~a" class)))
1948 (set! ifaces-entry (cons 'grob-interface ifaces-entry))
1950 (set! meta-entry (assoc-set! meta-entry 'name name-sym))
1951 (set! meta-entry (assoc-set! meta-entry 'interfaces
1953 (set! grob-entry (assoc-set! grob-entry 'meta meta-entry))
1954 (cons name-sym grob-entry)))
1956 (set! all-grob-descriptions (map completize-grob-entry all-grob-descriptions))
1958 ;; (display (map pair? all-grob-descriptions))
1960 ;; make sure that \property Foo.Bar =\turnOff doesn't complain
1963 ;; (display (car x)) (newline)
1965 (set-object-property! (car x) 'translation-type? list?)
1966 (set-object-property! (car x) 'is-grob? #t))
1967 all-grob-descriptions)
1969 (set! all-grob-descriptions (sort all-grob-descriptions alist<?))