+;;;; define-music-types.scm --
+;;;;
+;;;; source file of the GNU LilyPond music typesetter
+;;;;
+;;;; (c) 1998--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+;;;; Jan Nieuwenhuizen <janneke@gnu.org>
+
+;; TODO: should link back into user manual.
(define-public music-descriptions
`(
- (AbortEvent
- . (
- (description . "End the currently running spanners.")
- (internal-class-name . "Event")
- (span-type . "abort")
- (types . (general-music event abort-event))
- ))
(AbsoluteDynamicEvent
. (
- (description . "Creates a dynamic mark. Syntax: @var{note}@code{\\x},
+ (description . "Creates a dynamic mark.
+
+Syntax: @var{note}@code{\\x},
where x is one of \\ppp, \\pp, \\p, \\mp, \\mf, \\f, \\ff, \\fff.")
(internal-class-name . "Event")
(types . (general-music event dynamic-event absolute-dynamic-event))
(description . "
Call the argument with all current grobs during interpreting phase.
-SYNTAX
+Syntax
-\applyoutput FUNC
+\\applyoutput FUNC
arguments to func are 1. the grob, 2. the originating context,
3. context where FUNC is called.
))
(ArpeggioEvent
. (
- (description . "Make an arpeggio on this note. Syntax:
+ (description . "Make an arpeggio on this note.
+
+Syntax:
@var{note}-@code{\\arpeggio}")
- (internal-class-name . "Event")
+ (internal-class-name . "Event")
(types . (general-music arpeggio-event event))
))
;; separate non articulation scripts
(ArticulationEvent
. (
- (description . "Adds an articulation marking to a note. Syntax:
+ (description . "Adds an articulation marking to a note.
+
+Syntax:
@var{note}@code{X}@code{Y}, where X is a direction (up @code{^}, down
@code{_}, or LilyPond's choice (no direction specified)), and where Y
is an articulation (such as @code{-.}, @code{->}, @code{\\tenuto},
))
(AutoChangeMusic
. (
- (description . "Used for making voices that switch between piano staves automatically.")
+ (description . "Used for making voices that switch between piano staves automatically.")
(internal-class-name . "Music_wrapper")
(iterator-ctor . ,Auto_change_iterator::constructor)
))
(BassFigureEvent
. (
- (description . "Print a bass-figure text")
+ (description . "Print a bass-figure text")
(internal-class-name . "Event")
(types . (general-music event rhythmic-event bass-figure-event))
))
(BeamEvent
. (
- (description . "Starts or stops a beam. Syntax for manual control:
+ (description . "Starts or stops a beam.
+
+Syntax for manual control:
c8-[ c c-] c8")
(internal-class-name . "Event")
(types . (general-music event beam-event span-event))
))
(BreakEvent
. (
- (description . "Creates a line break. Syntax: \\break.")
+ (description . "Create a line break, Syntax: \\break or page break, Syntax: \\pagebreak.")
(internal-class-name . "Event")
(types . (general-music break-event event))
))
(BreathingSignEvent
. (
- (description . "Creates a `breath mark' or `comma'. Syntax:
+ (description . "Creates a `breath mark' or `comma'.
+
+Syntax:
@var{note}\\breathe.")
(internal-class-name . "Event")
))
(BusyPlayingEvent
. (
- (description . "Used internally to signal beginning and ending of notes.")
+ (description . "Used internally to signal beginning and ending of notes.")
(internal-class-name . "Event")
(types . (general-music event busy-playing-event))
))
- (StartPlayingEvent
+ (ContextChange
. (
- (description . "Used internally to signal beginning of notes.")
+ (description . "Change staffs in Piano staff.
- (internal-class-name . "Event")
- (types . (general-music event start-playing-event))
+Syntax @code{\\translator Staff = @var{new-id}}.")
+ (internal-class-name . "Music")
+ (iterator-ctor . , Change_iterator::constructor)
+ (types . (general-music translator-change-instruction))
))
-
+
(ClusterNoteEvent
. (
- (description . "A note that is part of a cluster.")
+ (description . "A note that is part of a cluster.")
(internal-class-name . "Event")
- ; not a note-event, to ensure that Note_engraver doesn't eat it.
+ ; not a note-event, to ensure that Note_engraver doesn't eat it.
(types . (general-music cluster-note-event melodic-event rhythmic-event event))
))
(ContextSpeccedMusic
. (
- (description . "Interpret the argument music within a specific context.")
+ (description . "Interpret the argument music within a specific context.")
(iterator-ctor . ,Context_specced_music_iterator::constructor)
(internal-class-name . "Music_wrapper")
(types . (context-specification general-music music-wrapper-music))
(CrescendoEvent
. (
- (description . "Begins or ends a crescendo. Syntax: @var{note}\\cr
+ (description . "Begins or ends a crescendo.
+
+Syntax: @var{note}\\cr
... @var{note}\\rc (you can also use \\<, \\!, \\cresc, and
\\endcresc. See the user manual for details.).")
))
(DecrescendoEvent
. (
- (description . "See @ref{CrescendoEvent}.")
+ (description . "See @ref{CrescendoEvent}.")
(internal-class-name . "Event")
(types . (general-music dynamic-event decrescendo-event event))
))
-
+
(ExtenderEvent
. (
- (description . "Extend lyrics.")
+ (description . "Extend lyrics.")
(internal-class-name . "Event")
(types . (general-music extender-event event))
(internal-class-name . "Event")
(types . (general-music fingering-event event))
))
+ (BeamForbidEvent
+ . (
+ (description . "Specify that a note may not auto-beamed ")
+ (internal-class-name . "Event")
+ (types . (general-music event beam-forbid-event))
+ ))
(GlissandoEvent
. (
- (description . "Start a glissando on this note.")
+ (description . "Start a glissando on this note.")
(internal-class-name . "Event")
(types . (general-music glissando-event event))
))
(GraceMusic
. (
- (description . "Interpret the argument as grace notes. ")
-
- (internal-class-name . "Grace_music")
+ (description . "Interpret the argument as grace notes. ")
+ (internal-class-name . "Music_wrapper")
+ (start-callback . ,Grace_music::start_callback)
+ (length . ,(ly:make-moment 0 1))
(iterator-ctor . ,Grace_iterator::constructor)
(types . (grace-music music-wrapper-music general-music))
))
(internal-class-name . "Event")
(types . (general-music event note-grouping-event))
))
+ (HarmonicEvent
+ . (
+ (description . "Mark a note as harmonic")
+ (internal-class-name . "Event")
+ (types . (general-music event harmonic-event))
+ ))
(HyphenEvent
. (
- (description . "A hyphen between lyric syllables.")
+ (description . "A hyphen between lyric syllables.")
(internal-class-name . "Event")
(types . (general-music hyphen-event event))
(KeyChangeEvent
. (
- (description . "Change the key signature. Syntax: @code{\\key } @var{name} @var{scale}.")
+ (description . "Change the key signature.
- (internal-class-name . "Key_change_ev")
+Syntax: @code{\\key } @var{name} @var{scale}.")
+
+ (internal-class-name . "Event")
(types . (general-music key-change-event event))
))
(LigatureEvent
. (
- (description . "(docme).")
+ (description . "(docme).")
(internal-class-name . "Event")
(span-type . ligature)
(LyricCombineMusic
. (
- (description . "Align lyrics to the start of notes.
-Syntax @var{\\addlyrics }@var{music} @var{lyrics}.")
+ (description . "Align lyrics to the start of notes.
- (internal-class-name . "Lyric_combine_music")
+Syntax @var{\\oldaddlyrics }@var{music} @var{lyrics}.")
+
+ (internal-class-name . "Music")
(types . (general-music lyric-combine-music))
+ (length-callback . ,Lyric_combine_music::length_callback)
+ (start-callback . ,Music_sequence::first_start_callback)
(iterator-ctor . ,Lyric_combine_music_iterator::constructor)
))
(NewLyricCombineMusic
. (
- (description . "Align lyrics to the start of notes.
-Syntax @var{\\addlyrics }@var{music} @var{lyrics}.")
+ (description . "Align lyrics to the start of notes.
+
+Syntax @var{\\lyricsto }@var{voicename} @var{lyrics}.")
(internal-class-name . "Music")
(length . ,(ly:make-moment 0 1))
(types . (general-music lyric-combine-music))
(LyricEvent
. (
- (description . "A lyric syllable. Must be entered in lyrics mode, i.e.
+ (description . "A lyric syllable. Must be entered in lyrics mode, i.e.
@code{\\lyrics @{ twinkle4 twinkle4 @} } .")
(internal-class-name . "Event")
))
(MarkEvent
. (
- (description . "Insert a rehearsal mark. Syntax: @code{\\mark} @var{marker},
+ (description . "Insert a rehearsal mark.
+
+Syntax: @code{\\mark} @var{marker},
e.g. @code{\\mark \"A\"}.")
(internal-class-name . "Event")
))
(MelismaPlayingEvent
. (
- (description . "Used internally to signal melismas")
+ (description . "Used internally to signal melismas.")
(internal-class-name . "Event")
(types . (general-music melisma-playing-event event))
))
+ (ManualMelismaEvent
+ . (
+ (description . "Start or stop a melisma.
+
+Syntax: @code{c4\\melisma d\\melismaEnd}.")
+ (internal-class-name . "Event")
+ (types . (general-music melisma-span-event event))
+ ))
(MultiMeasureRestEvent
. (
- (description . "Rests that may be compressed into Multi rests. Syntax
+ (description . "Rests that may be compressed into Multi rests.
+
+Syntax
@code{R2.*4} for 4 measures in 3/4 time. Note the capital R.")
(internal-class-name . "Event")
- (types . (general-music event span-event multi-measure-rest-event))
+ (types . (general-music event rhythmic-event multi-measure-rest-event))
))
(MultiMeasureTextEvent
. (
- (description . "Texts on mm rests. Syntax
+ (description . "Texts on mm rests.
+
+Syntax
@code{R-\\markup @{ \\roman \"bla\" @}}. Note the explicit font switch.")
(internal-class-name . "Event")
(types . (general-music event multi-measure-text-event))
(Music
. (
- (description . "Generic type for music expressions.")
+ (description . "Generic type for music expressions.")
(internal-class-name . "Music")
(types . (general-music))
))
(NoteEvent
. (
- (description . "A note.")
+ (description . "A note.")
(internal-class-name . "Event")
(types . (general-music event note-event rhythmic-event melodic-event))
(OverrideProperty
. (
- (description . "Extend the definition of a graphical object.
+ (description . "Extend the definition of a graphical object.
SYNTAX
@code{\\propery Foo.Bar \\override} @var{SYMBOL} = @var{VALUE}
")
-
(internal-class-name . "Music")
(types . (general-music layout-instruction))
(iterator-ctor . , Push_property_iterator::constructor)
))
-
(PartCombineMusic
. (
- (description . "Combine two parts on a staff, either merged or
+ (description . "Combine two parts on a staff, either merged or
as separate voices.")
-
- (internal-class-name . "Simultaneous_music")
- (types . (general-music part-combine-music))
- (iterator-ctor . ,Part_combine_music_iterator::constructor)
- ))
- (NewPartCombineMusic
- . (
- (description . "Combine two parts on a staff, either merged or
-as separate voices.")
-
- (internal-class-name . "Simultaneous_music")
+ (internal-class-name . "Music")
+ (length-callback . ,Music_sequence::maximum_length_callback)
+ (start-callback . ,Music_sequence::minimum_start_callback)
(types . (general-music part-combine-music))
- (iterator-ctor . ,New_pc_iterator::constructor)
+ (iterator-ctor . ,Part_combine_iterator::constructor)
))
-
(PhrasingSlurEvent
. (
- (description . "Start or end phrasing slur. Syntax NOTE \\( and \\) NOTE")
+ (description . "Start or end phrasing slur.
+
+Syntax NOTE \\( and \\) NOTE")
(internal-class-name . "Event")
(types . (general-music span-event phrasing-slur-event))
))
(PropertySet
. (
- (description . "Set a context property.
+ (description . "Set a context property.
Syntax: @code{\\property @var{context}.@var{prop} = @var{scheme-val}}.")
(internal-class-name . "Music")
(types . (layout-instruction general-music))
(iterator-ctor . ,Property_iterator::constructor)
- )
- )
-
+ ))
+
(PropertyUnset
. (
- (description . "Remove the definition of a context @code{\\property}.")
+ (description . "Remove the definition of a context @code{\\property}.")
(internal-class-name . "Music")
(types . (layout-instruction general-music))
(iterator-ctor . ,Property_unset_iterator::constructor)
- )
- )
+ ))
(PesOrFlexaEvent
. (
- (description . "Within a ligature, mark the previous and the
+ (description . "Within a ligature, mark the previous and the
following note to form a pes (if melody goes up) or a flexa (if melody
goes down).")
(types . (general-music pes-or-flexa-event event))
))
+ (QuoteMusic
+ . (
+ (description . "Quote preprocessed snippets of music. ")
+ (internal-class-name . "Music_wrapper")
+ (iterator-ctor . ,Quote_iterator::constructor)
+ (types . (general-music))
+ ))
+
(RelativeOctaveCheck
. ((description . "Check if a pitch is in the correct octave.")
- (internal-class-name . "Relative_octave_check")
+ (internal-class-name . "Music")
+ (to-relative-callback . ,Relative_octave_check::relative_callback)
(types . (general-music relative-octave-check))
))
(RepeatedMusic
. (
- (description . "Repeat music in different ways")
-
- (type . repeated-music)
+ (description . "Repeat music in different ways")
+ (type . repeated-music)
(types . (general-music repeated-music))
))
(Event
. (
- (description . "Atomic music event.")
+ (description . "Atomic music event.")
(internal-class-name . "Event")
(types . (general-music event))
(RestEvent
. (
- (description . "A Rest. Syntax @code{r4} for a quarter rest. ")
+ (description . "A Rest.
+
+Syntax @code{r4} for a quarter rest. ")
(internal-class-name . "Event")
(types . (general-music event rhythmic-event rest-event))
))
+ (RevertProperty
+ . (
+ (description . "The opposite of @ref{OverrideProperty}: remove a
+previously added property from a graphical object definition
+ ")
+
+ (internal-class-name . "Music")
+ (types . (general-music layout-instruction))
+ (iterator-ctor . , Pop_property_iterator::constructor)
+ ))
+
(SequentialMusic
. (
- (description . "Music expressions concatenated. Syntax \\sequential @{..@} or simply @{..@} .")
+ (description . "Music expressions concatenated.
+
+Syntax \\sequential @{..@} or simply @{..@} .")
- (internal-class-name . "Sequential_music")
+ (internal-class-name . "Music")
+ (length-callback . ,Music_sequence::cumulative_length_callback)
+ (start-callback . ,Music_sequence::first_start_callback)
(iterator-ctor . ,Sequential_music_iterator::constructor)
(types . (general-music sequential-music))
))
(MultiMeasureRestMusicGroup
. (
- (description . "Like sequential-music, but specifically intended
-to group start-mmrest, skip, stop-mmrest sequence. Syntax @code{R2.*5} for 5 measures in 3/4 time.")
- (internal-class-name . "Sequential_music")
+ (description . "Like sequential-music, but specifically intended
+to group start-mmrest, skip, stop-mmrest sequence.
+
+Syntax @code{R2.*5} for 5 measures in 3/4 time.")
+ (internal-class-name . "Music")
+ (length-callback . ,Music_sequence::cumulative_length_callback)
+ (start-callback . ,Music_sequence::first_start_callback)
(iterator-ctor . ,Sequential_music_iterator::constructor)
(types . (general-music sequential-music))
))
+
+ (SoloOneEvent
+ . (
+ (description . "Print Solo.1")
+ (internal-class-name . "Event")
+ (part-combine-status . solo1)
+ (types . (general-music event part-combine-event))
+ ))
+ (SoloTwoEvent
+ . (
+ (description . "Print Solo.2")
+ (internal-class-name . "Event")
+ (part-combine-status . solo2)
+ (types . (general-music event part-combine-event))
+ ))
+ (UnisonoEvent
+ . ((description . "Print a2")
+ (internal-class-name . "Event")
+ (part-combine-status . unisono)
+ (types . (general-music event part-combine-event))))
(SimultaneousMusic
. (
- (description . "Music playing together.
+ (description . "Music playing together.
SYNTAX
@code{ \\simultaneous @{ .. @}} or < .. >.")
- (internal-class-name . "Simultaneous_music")
+ (internal-class-name . "Music")
(iterator-ctor . ,Simultaneous_music_iterator::constructor)
+ (start-callback . ,Music_sequence::minimum_start_callback)
+ (length-callback . ,Music_sequence::maximum_length_callback)
+ (to-relative-callback . ,Music_sequence::simultaneous_relative_callback)
(types . (general-music simultaneous-music))
))
(SlurEvent
. (
- (description . "Start or end slur. Syntax NOTE( and )NOTE")
+ (description . "Start or end slur.
+
+Syntax NOTE( and )NOTE")
(internal-class-name . "Event")
(types . (general-music span-event slur-event))
))
- (RevertProperty
+ (StartPlayingEvent
. (
- (description . "The opposite of @ref{OverrideProperty}: remove a
-previously added property from a graphical object definition
- ")
+ (description . "Used internally to signal beginning of notes.")
- (internal-class-name . "Music")
- (types . (general-music layout-instruction))
- (iterator-ctor . , Pop_property_iterator::constructor)
+ (internal-class-name . "Event")
+ (types . (general-music event start-playing-event))
))
-
+
(OutputPropertySetMusic
. (
- (description . "Set grob properties in objects
-individually. Syntax @code{\\outputproperty @var{predicate} @var{prop}
+ (description . "Set grob properties in objects
+individually.
+
+Syntax @code{\\outputproperty @var{predicate} @var{prop}
= @var{val}}.")
(internal-class-name . "Music")
(types . (general-music span-event text-span-event))
))
- (TranslatorChange
+ (TrillSpanEvent
. (
- (description . "Change staffs in Piano staff. Syntax @code{\\translator Staff = @var{new-id}}.")
- (internal-class-name . "Music")
- (iterator-ctor . , Change_iterator::constructor)
- (types . (general-music translator-change-instruction))
+ (description . "Start a trill spanner tr~~~")
+ (internal-class-name . "Event")
+ (types . (general-music span-event trill-span-event))
))
(TimeScaledMusic
. (
- (description . "Multiply durations, as in tuplets. Syntax @code{\\times @var{fraction} @var{music}}, e.g.
+ (description . "Multiply durations, as in tuplets.
+
+Syntax @code{\\times @var{fraction} @var{music}}, e.g.
@code{\\times 2/3 @{ ... @}} for triplets.
")
- (internal-class-name . "Time_scaled_music")
+ (internal-class-name . "Music_wrapper")
(iterator-ctor . ,Time_scaled_music_iterator::constructor)
(types . (time-scaled-music music-wrapper-music general-music))
))
(TransposedMusic
. (
- (description . "Music that has been transposed.")
- (internal-class-name . "Transposed_music")
+ (description . "Music that has been transposed.")
+ (internal-class-name . "Music_wrapper")
+ (to-relative-callback . ,Relative_octave_music::no_relative_callback)
(types . (music-wrapper-music general-music transposed-music))
))
(UntransposableMusic
. (
- (description . "Music that can not be transposed.")
-
- (internal-class-name . "Untransposable_music")
+ (description . "Music that can not be transposed.")
+ (to-relative-callback . ,Relative_octave_music::no_relative_callback)
+ (untransposable . #t)
+ (internal-class-name . "Music_wrapper")
(types . (music-wrapper-music general-music untransposable-music))
))
(UnrelativableMusic
. (
- (description . "Music that can not be converted from relative to absolute notation.
+ (description . "Music that can not be converted from relative to absolute notation.
For example, transposed music.")
- (internal-class-name . "Un_relativable_music")
+ (to-relative-callback . ,Relative_octave_music::no_relative_callback)
+ (internal-class-name . "Music_wrapper")
(types . (music-wrapper-music general-music unrelativable-music))
))
(RelativeOctaveMusic
. (
- (description . "Music that was entered in relative octave notation.")
-
- (internal-class-name . "Relative_octave_music")
+ (description . "Music that was entered in relative octave notation.")
+ (to-relative-callback . ,Relative_octave_music::relative_callback)
+ (internal-class-name . "Music_wrapper")
(types . (music-wrapper-music general-music relative-octave-music))
))
(EventChord
. (
- (description . "Internally used to group a set of events.")
- (internal-class-name . "Event_chord")
+ (description . "Internally used to group a set of events.")
+ (internal-class-name . "Music")
(iterator-ctor . ,Event_chord_iterator::constructor)
+ (length-callback . ,Music_sequence::maximum_length_callback)
+ (to-relative-callback . ,Music_sequence::event_chord_relative_callback)
(types . (general-music event-chord simultaneous-music))
- )
- )
+ ))
(ScriptEvent
. (
- (description . "Add an articulation mark to a note. ")
+ (description . "Add an articulation mark to a note. ")
(internal-class-name . "Event")
(types . (general-music event))
))
- (NonEventSkip
+ (SkipMusic
. (
- (description . "Filler that takes up duration, but does not print anything. This also does not create any event-accepting contexts. ")
+ (description . "Filler that takes up duration, does not print anything, and also
+does not create staffs or voices implicitly.
+
+
+
+Syntax: @code{\\skip }@var{duration}.")
(internal-class-name . "Music")
- (length . ,ly:music-duration-length)
+ (length-callback . ,ly:music-duration-length)
(iterator-ctor . ,Simple_music_iterator::constructor)
(types . (general-music event rhythmic-event skip-event))
))
-
+
(SkipEvent
. (
- (description . "Filler that takes up duration, but does not print anything.")
+ (description . "Filler that takes up duration, but does not print anything.
+
+
+
+Syntax: @code{s}@var{duration}")
(internal-class-name . "Event")
(types . (general-music event rhythmic-event skip-event))
))
-
(SpanEvent
. (
- (description . "Event for anything that is started at a different time than stopped.")
+ (description . "Event for anything that is started at a different time than stopped.")
(internal-class-name . "Event")
(types . (general-music event))
(StringNumberEvent
. (
- (description . "Specify on which string to play this note. Syntax: @code{\\@var{number}}.")
+ (description . "Specify on which string to play this note.
+
+Syntax: @code{\\@var{number}}.")
(internal-class-name . "Event")
(types . (general-music string-number-event event))
(MetronomeChangeEvent
. (
- (description . "Change tempo setting (in beats per minute).")
+ (description . "Change tempo setting (in beats per minute).")
(internal-class-name . "Event")
(types . (general-music metronome-change-event tempo-event event))
))
(TextScriptEvent
. (
- (description . "")
+ (description . "")
(internal-class-name . "Event")
(types . (general-music script-event text-script-event event))
))
(TieEvent
. (
- (description . "A tie. Entered as @var{note}-~.")
+ (description . "A tie. Entered as @var{note}-~.")
(internal-class-name . "Event")
(types . (general-music tie-event event))
))
(VoiceSeparator
. (
- (description . "Separate polyphonic voices in simultaneous music. Syntax: @code{\\\\}")
+ (description . "Separate polyphonic voices in simultaneous music.
+
+Syntax: @code{\\\\}")
(internal-class-name . "Music")
(types . (separator general-music))
(VoltaRepeatedMusic
. (
(iterator-ctor . ,Volta_repeat_iterator::constructor)
- (internal-class-name . "Repeated_music")
+ (internal-class-name . "Music")
(description . "")
- (start-moment-function . ,Repeated_music::first_start)
- (length . ,Repeated_music::volta_music_length)
+ (start-callback . ,Repeated_music::first_start)
+ (length-callback . ,Repeated_music::volta_music_length)
(types . (general-music repeated-music volta-repeated-music))
))
(UnfoldedRepeatedMusic
. (
(iterator-ctor . ,Unfolded_repeat_iterator::constructor)
- (description . "")
- (start-moment-function . ,Repeated_music::first_start)
- (internal-class-name . "Repeated_music")
+ (description . "")
+ (start-callback . ,Repeated_music::first_start)
+ (internal-class-name . "Music")
(types . (general-music repeated-music unfolded-repeated-music))
- (length . ,Repeated_music::unfolded_music_length)
+ (length-callback . ,Repeated_music::unfolded_music_length)
))
(PercentRepeatedMusic
. (
- (internal-class-name . "Repeated_music")
- (description . "Repeats encoded by percents.")
+ (internal-class-name . "Music")
+ (description . "Repeats encoded by percents.")
(iterator-ctor . ,Percent_repeat_iterator::constructor)
- (start-moment-function . ,Repeated_music::first_start)
- (length . ,Repeated_music::unfolded_music_length)
+ (start-callback . ,Repeated_music::first_start)
+ (length-callback . ,Repeated_music::unfolded_music_length)
(types . (general-music repeated-music percent-repeated-music))
))
(TremoloRepeatedMusic
. (
(iterator-ctor . ,Chord_tremolo_iterator::constructor)
- (description . "Repeated notes denoted by tremolo beams.")
- (internal-class-name . "Repeated_music")
- (start-moment-function . ,Repeated_music::first_start)
+ (description . "Repeated notes denoted by tremolo beams.")
+ (internal-class-name . "Music")
+ (start-callback . ,Repeated_music::first_start)
;; the length of the repeat is handled by shifting the note logs
- (length . ,Repeated_music::folded_music_length)
+ (length-callback . ,Repeated_music::folded_music_length)
(types . (general-music repeated-music tremolo-repeated-music))
))
(FoldedRepeatedMusic
. (
- (internal-class-name . "Repeated_music")
- (description . "Repeats with alternatives placed in parallel. ")
- (iterator-ctor . ,Folded_repeat_iterator::constructor)
- (start-moment-function . ,Repeated_music::minimum_start)
- (length . ,Repeated_music::folded_music_length)
+ (internal-class-name . "Music")
+ (description . "Repeats with alternatives placed in parallel. ")
+ (iterator-ctor . ,Folded_repeat_iterator::constructor)
+ (start-callback . ,Repeated_music::minimum_start)
+ (length-callback . ,Repeated_music::folded_music_length)
(types . (general-music repeated-music folded-repeated-music))
))
))
(define music-name-to-property-table (make-vector 59 '()))
-
;; init hash table,
;; transport description to an object property.
(set!
(set-object-property! (car x)
'music-description
(cdr (assq 'description (cdr x))))
- (let
- ((l (cdr x)))
- (set! l (assoc-set! l 'name (car x)))
- (set! l (assq-remove! l 'description))
- (hashq-set! music-name-to-property-table (car x) l)
- (cons (car x) l)
- ))
+ (let ((lst (cdr x)))
+ (set! lst (assoc-set! lst 'name (car x)))
+ (set! lst (assq-remove! lst 'description))
+ (hashq-set! music-name-to-property-table (car x) lst)
+ (cons (car x) lst)))
music-descriptions))
-
-
-(define-public (make-music-by-name x)
- (if (not (symbol? x))
- (error (format "Not a symbol: ~a" x)))
- (let*
- (
- (props (hashq-ref music-name-to-property-table x '()))
- (name (if (pair? props)
- (cdr (assoc 'internal-class-name props))
- (error "Can not find music object" x)))
- )
-
- (if (eq? props '())
- (ly:warn (format "Could not find music type `~a'" x)))
- (ly:make-bare-music name props)
- ))
-
-
+(define-public (make-music name . music-properties)
+ "Create a music object of given name, and set its properties
+according to `music-properties', a list of alterning property symbols
+and values. E.g:
+ (make-music 'OverrideProperty
+ 'symbol 'Stem
+ 'grob-property 'thickness
+ 'grob-value (* 2 1.5))"
+ (if (not (symbol? name))
+ (error (format "Not a symbol: ~a" name)))
+ (let ((props (hashq-ref music-name-to-property-table name '())))
+ (if (not (pair? props))
+ (error "Can not find music object" name))
+ (let ((m (ly:make-bare-music (cdr (assoc 'internal-class-name props)) props)))
+ (define (set-props mus-props)
+ (if (and (not (null? mus-props))
+ (not (null? (cdr mus-props))))
+ (begin
+ (set! (ly:music-property m (car mus-props)) (cadr mus-props))
+ (set-props (cddr mus-props)))))
+ (set-props music-properties)
+ m)))
(define-public (make-repeated-music name)
- (let*
- (
- (handle (assoc
- name
- '(("volta" . VoltaRepeatedMusic)
- ("unfold" . UnfoldedRepeatedMusic)
- ("percent" . PercentRepeatedMusic)
- ("tremolo" . TremoloRepeatedMusic)
- ("fold" . FoldedRepeatedMusic)
- )))
- (music-name
- (if (pair? handle)
- (cdr handle)
- (begin
- (ly:warn
- (string-append "Unknown repeat type `" name
- "'\nSee music-types.scm for supported repeats"))
- 'VoltaRepeatedMusic)
- )
- )
- )
-
- (make-music-by-name music-name)
- ))
+ (let* ((handle (assoc name '(("volta" . VoltaRepeatedMusic)
+ ("unfold" . UnfoldedRepeatedMusic)
+ ("percent" . PercentRepeatedMusic)
+ ("tremolo" . TremoloRepeatedMusic)
+ ("fold" . FoldedRepeatedMusic))))
+ (music-name (if (pair? handle)
+ (cdr handle)
+ (begin
+ (ly:warn "Unknown repeat type `~S'\nSee music-types.scm for supported repeats" name)
+ 'VoltaRepeatedMusic))))
+ (make-music music-name)))