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2.1.8 FiguredBass
A context for printing a figured bass line.
This context creates the following layout object(s):
BassFigure, BassFigureAlignment, BassFigureBracket, BassFigureContinuation, BassFigureLine, StaffSpacing and VerticalAxisGroup.
This context sets the following properties:
- Set grob-property
nonstaff-nonstaff-spacing padding
in VerticalAxisGroup to0.5
. - Set grob-property
nonstaff-relatedstaff-spacing padding
in VerticalAxisGroup to0.5
. - Set grob-property
remove-empty
in VerticalAxisGroup to#t
. - Set grob-property
remove-first
in VerticalAxisGroup to#t
. - Set grob-property
staff-affinity
in VerticalAxisGroup to1
.
This context is a ‘bottom’ context; it cannot contain other contexts.
This context is built from the following engraver(s):
Figured_bass_engraver
Make figured bass numbers.
Music types accepted:
bass-figure-event and rest-event
Properties (read)
figuredBassAlterationDirection
(direction)Where to put alterations relative to the main figure.
figuredBassCenterContinuations
(boolean)Whether to vertically center pairs of extender lines. This does not work with three or more lines.
figuredBassFormatter
(procedure)A routine generating a markup for a bass figure.
ignoreFiguredBassRest
(boolean)Don’t swallow rest events.
implicitBassFigures
(list)A list of bass figures that are not printed as numbers, but only as extender lines.
useBassFigureExtenders
(boolean)Whether to use extender lines for repeated bass figures.
This engraver creates the following layout object(s):
BassFigure, BassFigureAlignment, BassFigureBracket, BassFigureContinuation and BassFigureLine.
Hara_kiri_engraver
Like
Axis_group_engraver
, but make a hara-kiri spanner, and add interesting items (i.e., note heads, lyric syllables, and normal rests).Properties (read)
keepAliveInterfaces
(list)A list of symbols, signifying grob interfaces that are worth keeping a staff with
remove-empty
set around for.This engraver creates the following layout object(s):
Separating_line_group_engraver
Generate objects for computing spacing parameters.
Properties (read)
createSpacing
(boolean)Create
StaffSpacing
objects? Should be set for staves.Properties (write)
hasStaffSpacing
(boolean)True if the current
CommandColumn
contains items that will affect spacing.This engraver creates the following layout object(s):
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