GNU LilyPond

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Thread

Handles note heads, and is contained in the Voice context. You have to instantiate this explicitly if you want to adjust the style of individual note heads.

This context creates the following grobs: Dots, Glissando, NoteHead, Rest and VoiceFollower.

This context sets the following properties:

• Set translator property localKeySignature to '()

This context is a `bottom' context; it can not contain other contexts.

This context is built from the following engravers:

Engraver_group_engraver

A group of engravers taken together

Engraver_group_engraver is part of contexts: Voice, StaffGroup, PianoStaff, InnerStaffGroup, LyricsVoice, RhythmicStaff, NoteNames, TabVoice, FiguredBass, Thread, Staff, StaffContainer, ChordNames, GrandStaff, InnerChoirStaff, Lyrics, ChoirStaff and TabStaff

Output_property_engraver

Interpret Music of Output_property type, and apply a function to any Graphic objects that satisfies the predicate.

Output_property_engraver is part of contexts: Voice, StaffGroup, InnerStaffGroup, RhythmicStaff, TabVoice, Thread, Staff, Score, ChordNames and TabStaff

Note_head_line_engraver

Engrave a line between two note heads, for example a glissando. If followVoice is set, staff switches also generate a line.

Properties (read)

followVoice (boolean):

if set, note heads are tracked across staff switches by a thin line

Note_head_line_engraver is part of contexts: Thread

Rest_engraver

Properties (read)

centralCPosition (number):

Place of the central C. Usually determined by looking at clefPosition and clefGlyph.

Rest_engraver is part of contexts: Thread

Note_heads_engraver

Generate one or more noteheads from Music of type Note_req.

Properties (read)

centralCPosition (number):

Place of the central C. Usually determined by looking at clefPosition and clefGlyph.

Note_heads_engraver is part of contexts: Thread

Thread_devnull_engraver

Kill elements whenever we are Voice called `two' and either unison, unisilence or soloADue is set.¹. This engraver works closely together with the part combiner. When the part combiner notices that two threads are identical, it tells the Thread_devnull_engraver to discard everything in the second thread.

Thread_devnull_engraver is part of contexts: Thread

Font_size_engraver

Puts fontSize into font-relative-size grob property.

Properties (read)

fontSize (integer):

Used to set the relative size of all grobs in a context. This is done using the Font_size_engraver.

Font_size_engraver is part of contexts: Voice, TabVoice, Thread, Staff and TabStaff

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Copyright (c) 1997--2002 Han-Wen Nienhuys and Jan Nieuwenhuizen.

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