-;;;; music-property-description.scm -- part of generated backend documentation
+;;;; This file is part of LilyPond, the GNU music typesetter.
;;;;
-;;;; source file of the GNU LilyPond music typesetter
-;;;;
-;;;; (c) 1998--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+;;;; Copyright (C) 1998--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
;;;; Jan Nieuwenhuizen <janneke@gnu.org>
+;;;;
+;;;; LilyPond is free software: you can redistribute it and/or modify
+;;;; it under the terms of the GNU General Public License as published by
+;;;; the Free Software Foundation, either version 3 of the License, or
+;;;; (at your option) any later version.
+;;;;
+;;;; LilyPond is distributed in the hope that it will be useful,
+;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;;; GNU General Public License for more details.
+;;;;
+;;;; You should have received a copy of the GNU General Public License
+;;;; along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
(define (music-property-description symbol type? description)
(if (not (equal? #f (object-property symbol 'music-doc)))
(map
(lambda (x) (apply music-property-description x))
`(
- (X-offset ,number?
- "Offset of resulting grob; only used for balloon texts.")
- (Y-offset ,number?
- "Offset of resulting grob; only used for balloon texts.")
-
- (alteration ,number? "Alteration for figured bass.")
(absolute-octave ,integer?
- "The absolute octave for a octave check note.")
- (articulations ,ly:music-list?
- "Articulation events specifically for this note.")
+ "The absolute octave for an octave check note.")
+ (alteration ,number? "Alteration for figured bass.")
+ (alternative-dir ,ly:dir? "Indicates if an AlternativeMusic is the
+First (-1), Middle (0), or Last (1) of group of alternate endings.")
+ (alternative-increment ,integer? "The number of times an alternative's
+lettering should be incremented.")
(articulation-type ,string? "Key for script definitions alist.
TODO: Consider making type into symbol.")
- (augmented ,boolean? "This figure is for an augmented figured bass
-(with @code{+} sign).")
- (augmented-slash ,boolean? "This figure is for an augmented figured bass
-(back-slashed number).")
- (associated-context ,string? "Name of the Voice context associated with
-this @code{\\newaddlyrics} section.")
+ (articulations ,ly:music-list?
+ "Articulation events specifically for this note.")
+ (associated-context ,string? "Name of the context associated with
+this @code{\\lyricsto} section.")
+ (associated-context-type ,symbol? "Type of the context associated with
+this @code{\\lyricsto} section.")
+ (augmented ,boolean? "This figure is for an augmented figured
+bass (with @code{+} sign).")
+ (augmented-slash ,boolean? "This figure is for an augmented
+figured bass (back-slashed number).")
+ (automatically-numbered ,boolean? "Should a footnote be automatically
+numbered?")
+ (autosplit-end ,boolean? "Duration of event was truncated by automatic
+splitting in @code{Completion_heads_engraver}.")
(bass ,boolean? "Set if this note is a bass note in a chord.")
+ (beat-structure ,list? "A beatStructure to be used in autobeaming.")
(bracket-start ,boolean? "Start a bracket here.
TODO: Use SpanEvents?")
(bracket-stop ,boolean? "Stop a bracket here.")
(break-penalty ,number? "Penalty for line break hint.")
(break-permission ,symbol?
- "Whether to allow, forbid or force a line break.")
+ "Whether to allow, forbid or force a line break.")
(cautionary ,boolean? "If set, this alteration needs a
cautionary accidental.")
(change-to-id ,string? "Name of the context to change to.")
(change-to-type ,symbol? "Type of the context to change to.")
- (compress-procedure ,procedure? "Compress this music expression.
-Arg@tie{}1: the music, arg@tie{}2: factor.")
+ (class ,symbol? "The class name of an event class.")
+ (context ,ly:context? "The context to which an event is sent.")
+ (context-change-list ,list? "Context changes for @code{\\autochange} or @code{\\partcombine}.")
(context-id ,string? "Name of context.")
(context-type ,symbol? "Type of context.")
(create-new ,boolean? "Create a fresh context.")
(delta-step ,number? "How much should a fall change pitch?")
+ (denominator ,integer? "Denominator in a time signature.")
(descend-only ,boolean? "If set, this @code{\\context} only descends
in the context tree.")
- (denominator ,integer? "Denominator in a time signature.")
(digit ,integer? "Digit for fingering.")
(diminished ,boolean? "This bass figure should be slashed.")
(direction ,ly:dir? "Print this up or down?")
(drum-type ,symbol? "Which percussion instrument to play this note on.")
(duration ,ly:duration? "Duration of this note or lyric.")
- (error-found ,boolean?
- "If true, a parsing error was found in this expression.")
(element ,ly:music? "The single child of a Music_wrapper music object,
or the body of a repeat.")
(elements ,ly:music-list? "A list of elements for sequential of
simultaneous music, or the alternatives of repeated music.")
(elements-callback ,procedure? "Return a list of children, for use by
a sequential iterator. Takes a single music parameter.")
- (expected-beam-count ,integer? "Expected number of non-tremolo beams
-in a tremolo repeat.")
+ (error-found ,boolean?
+ "If true, a parsing error was found in this expression.")
(figure ,integer? "A bass figure.")
+ (footnote-text ,markup? "Text to appear in a footnote.")
(force-accidental ,boolean? "If set, a cautionary accidental should
always be printed on this note.")
property, e.g., @code{(beamed-lengths details)}.")
(grob-value ,scheme? "The value of the grob property to set.")
+ (id ,symbol? "The ID of an event.")
(input-tag ,scheme? "Arbitrary marker to relate input and output.")
(inversion ,boolean? "If set, this chord note is inverted.")
(iterator-ctor ,procedure? "Function to construct a
(line-break-permission ,symbol? "When the music is at top-level,
whether to allow, forbid or force a line break.")
- (metronome-count ,number? "How many beats in a minute?")
+ (metronome-count ,number-or-pair? "How many beats in a minute?")
+ (midi-extra-velocity ,integer? "How much louder or softer should
+this note be in MIDI output? The default is 0.")
+ (midi-length ,procedure? "Function to determine how long to play
+a note in MIDI. It should take a moment (the written length of the
+note) and a context, and return a moment (the length to play the
+note).")
+ (moment ,ly:moment? "The moment at which an event happens.")
+ (music-cause ,ly:music? "The music object that is the cause of
+an event.")
(name ,symbol? "Name of this music object.")
(no-continuation ,boolean? "If set, disallow continuation lines.")
(numerator ,integer? "Numerator of a time signature.")
- (once ,boolean? "Apply this operation only during one time step?")
(octavation ,integer? "This pitch was octavated by how many octaves?
For chord inversions, this is negative.")
+ (once ,boolean? "Apply this operation only during one time step?")
+ (ops ,scheme? "The operations to apply during the creation of a
+context.")
(origin ,ly:input-location? "Where was this piece of music defined?")
+ (ottava-number ,integer? "The octavation for @code{\\ottava}.")
(page-break-permission ,symbol? "When the music is at top-level,
whether to allow, forbid or force a page break.")
top-level, a page marker object is instanciated instead of a score.")
(page-turn-permission ,symbol? "When the music is at top-level,
whether to allow, forbid or force a page turn.")
+ (parenthesize ,boolean? "Enclose resulting objects in parentheses?")
(part-combine-status ,symbol? "Change to what kind of state?
Options are @code{solo1}, @code{solo2} and @code{unisono}.")
- (parenthesize ,boolean? "Enclose resulting objects in parentheses?")
(pitch ,ly:pitch? "The pitch of this note.")
(pitch-alist ,list? "A list of pitches jointly forming the scale
of a key signature.")
- (pop-first ,boolean? "Do a revert before we try to do a override
+ (pop-first ,boolean? "Do a revert before we try to do an override
on some grob property.")
- (prob-property ,symbol? "The symbol of the prob property to set.")
(procedure ,procedure? "The function to run with @code{\\applycontext}.
It must take a single argument, being the context.")
(property-operations ,list? "Do these operations for instantiating
the context.")
+ (property-path ,symbol? "The path of a property.")
+ (quoted-context-id ,string? "The ID of the context to direct quotes to,
+e.g., @code{cue}.")
+ (quoted-context-type ,symbol? "The name of the context to
+direct quotes to, e.g., @code{Voice}.")
(quoted-events ,vector? "A vector of with @code{moment} and
@code{event-list} entries.")
+ (quoted-music-clef ,string? "The clef of the voice to quote.")
(quoted-music-name ,string? "The name of the voice to quote.")
- (quoted-voice-direction ,ly:dir? "Should the quoted voice be up-stem
-or down-stem?")
- (quoted-context-type ,symbol? "The name of the context to
-direct quotes to, e.g., @code{Voice}.")
- (quoted-context-id ,string? "The ID of the context to direct quotes to,
-e.g., @code{cue}.")
(quoted-transposition ,ly:pitch? "The pitch used for the quote,
overriding @code{\\transposition}.")
+ (quoted-voice-direction ,ly:dir? "Should the quoted voice be up-stem
+or down-stem?")
(repeat-count ,integer? "Do a @code{\\repeat} how often?")
+ (slash-count ,integer? "The number of slashes in a single-beat repeat.
+If zero, signals a beat containing varying durations.")
(span-direction ,ly:dir? "Does this start or stop a spanner?")
- (span-type ,string? "What kind of spanner should be created?
-
-TODO: Consider making type into symbol.")
- (split-list ,list? "Splitting moments for part combiner.")
+ (span-type ,symbol? "What kind of dynamic spanner should be created?
+Options are @code{'text} and @code{'hairpin}.")
+ (span-text ,markup? "The displayed text for dynamic text
+spanners (e.g., cresc.)")
+ (spanner-id ,key? "Identifier to distinguish concurrent spanners.")
(start-callback ,procedure? "Function to compute the negative length
of starting grace notes. This property can only be defined as initializer
in @file{scm/@/define-music-types.scm}.")
(string-number ,integer? "The number of the string in
-a @code{StringNumberEvent.}")
+a @code{StringNumberEvent}.")
(symbol ,symbol? "Grob name to perform an override or revert on.")
(tags ,list? "List of symbols that for denoting extra details, e.g.,
@code{\\tag #'part @dots{}} could tag a piece of music as only being active
in a part.")
- (text-type ,symbol?
- "Particular type of text script (e.g., finger, dynamic).")
- (text ,markup? "Markup expression to be printed.")
(tempo-unit ,ly:duration? "The unit for the metronome count.")
+ (text ,markup? "Markup expression to be printed.")
(to-relative-callback ,procedure? "How to transform a piece of music
to relative pitches.")
(tonic ,ly:pitch? "Base of the scale.")
(tremolo-type ,integer? "Speed of tremolo, e.g., 16 for @code{c4:16}.")
(trill-pitch ,ly:pitch? "Pitch of other note of the trill.")
+ (tweaks ,list? "An alist of properties to override in the backend
+for the grob made of this event.")
(type ,symbol? "The type of this music object.
Determines iteration in some cases.")
(types ,list? "The types of this music object; determines by what
engraver this music expression is processed.")
- (tweaks ,list? "An alist of properties to override in the backend
-for the grob made of this event.")
(untransposable ,boolean? "If set, this music is not transposed.")
(value ,scheme? "Assignment value for a translation property.")
(void ,boolean? "If this property is @code{#t}, then the
music expression is to be discarded by the toplevel music handler.")
+ (volta-repeats ,list? "A list that is transformed into a volta
+repeat element list.")
(what ,symbol? "What to change for auto-change.
FIXME: Naming.")
- )))
+
+ (X-offset ,number?
+ "Offset of resulting grob; only used for balloon texts.")
+
+ (Y-offset ,number?
+ "Offset of resulting grob; only used for balloon texts.")
+ )))