+ (Ligature
+ . (
+ (molecule-callback . ,Ligature_bracket::brew_molecule)
+ (meta . ((interfaces . (ligature-interface))))
+ ))
+
+ (LigatureBracket
+ . (
+ (ligature-primitive-callback . ,Note_head::brew_molecule)
+ (direction . 1)
+ (gap . 0.0)
+ (padding . 2.0)
+ (thickness . 1.6)
+ (edge-widen . (0.0 . 0.0))
+ (edge-height . (0.7 . 0.7))
+ (shorten-pair . (-0.2 . -0.2))
+ (before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
+ (after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
+ (molecule-callback . ,Tuplet_bracket::brew_molecule)
+ (meta . ((interfaces . (tuplet-bracket-interface spanner-interface))))
+ ))
+
+ (LigatureHead
+ . (
+ (ligature-primitive-callback . ,Note_head::brew_molecule)
+ (molecule-callback . ,Ligature_head::brew_molecule)
+ (Y-offset-callbacks . (,Staff_symbol_referencer::callback))
+ (stem-attachment-function . ,note-head-style->attachment-coordinates)
+ (font-family . ancient)
+ (style . default)
+ (glyph-name-procedure . ,find-notehead-symbol)
+ (meta . ((interfaces . (ligature-head-interface rhythmic-head-interface
+ font-interface
+ note-head-interface staff-symbol-referencer-interface))))
+ ))