2.1.18 RhythmicStaff

A context like Staff but for printing rhythms. Pitches are ignored; the notes are printed on one line.

This context also accepts commands for the following context(s):

Staff.

This context creates the following layout object(s):

BarLine, DotColumn, InstrumentName, LedgerLineSpanner, StaffSpacing, StaffSymbol, TimeSignature and VerticalAxisGroup.

This context sets the following properties:

Context RhythmicStaff can contain Voice and CueVoice.

This context is built from the following engraver(s):

Ledger_line_engraver

Create the spanner to draw ledger lines, and notices objects that need ledger lines.

This engraver creates the following layout object(s):

LedgerLineSpanner.

Axis_group_engraver

Group all objects created in this context in a VerticalAxisGroup spanner.

Properties (read)

currentCommandColumn (layout object)

Grob that is X-parent to all current breakable (clef, key signature, etc.) items.

This engraver creates the following layout object(s):

VerticalAxisGroup.

Instrument_name_engraver

Create a system start text for instrument or vocal names.

Properties (read)

currentCommandColumn (layout object)

Grob that is X-parent to all current breakable (clef, key signature, etc.) items.

shortInstrumentName (markup)

See instrument.

instrumentName (markup)

The name to print left of a staff. The instrument property labels the staff in the first system, and the instr property labels following lines.

shortVocalName (markup)

Name of a vocal line, short version.

vocalName (markup)

Name of a vocal line.

This engraver creates the following layout object(s):

InstrumentName.

Time_signature_engraver

Create a TimeSignature whenever timeSignatureFraction changes.

Properties (read)

implicitTimeSignatureVisibility (vector)

break visibility for the default time signature.

timeSignatureFraction (pair of numbers)

A pair of numbers, signifying the time signature. For example, #'(4 . 4) is a 4/4 time signature.

This engraver creates the following layout object(s):

TimeSignature.

Pitch_squash_engraver

Set the vertical position of note heads to squashedPosition, if that property is set. This can be used to make a single-line staff demonstrating the rhythm of a melody.

Properties (read)

squashedPosition (integer)

Vertical position of squashing for Pitch_squash_engraver.

Staff_symbol_engraver

Create the constellation of five (default) staff lines.

Music types accepted:

staff-span-event

This engraver creates the following layout object(s):

StaffSymbol.

Bar_engraver

Create barlines. This engraver is controlled through the whichBar property. If it has no bar line to create, it will forbid a linebreak at this point.

Properties (read)

whichBar (string)

This property is read to determine what type of bar line to create.

Example:

\set Staff.whichBar = "|:"

This will create a start-repeat bar in this staff only. Valid values are described in bar-line-interface.

Properties (write)

forbidBreak (boolean)

If set to ##t, prevent a line break at this point.

This engraver creates the following layout object(s):

BarLine.

Dot_column_engraver

Engrave dots on dotted notes shifted to the right of the note. If omitted, then dots appear on top of the notes.

This engraver creates the following layout object(s):

DotColumn.

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):

StaffSpacing.

Font_size_engraver

Put fontSize into font-size grob property.

Properties (read)

fontSize (number)

The relative size of all grobs in a context.

Output_property_engraver

Apply a procedure to any grob acknowledged.

Music types accepted:

apply-output-event


Internals Reference