Guide, node Updating translation committishes..
@end ignore
-@c \version "2.17.6"
+@c \version "2.17.18"
@node Changing defaults
@chapter Changing defaults
@example
\new Voice = "tenor" @var{music}
-...
+@dots{}
\new Lyrics \lyricsto "tenor" @var{lyrics}
@end example
There is an exception to this general rule: just one of the
@code{Voice} contexts in a @code{Staff} context or in a
-@code{<<...>>} construct will always persist to the end of the
-enclosing @code{Staff} context or @code{<<...>>} construct, even
+@code{<<@dots{}>>} construct will always persist to the end of the
+enclosing @code{Staff} context or @code{<<@dots{}>>} construct, even
though there may be periods when it has nothing to do. The context
to persist in this way will be the first one encountered in the
-first enclosed @code{@{...@}} construct, ignoring any in enclosed
-@code{<<...>>} constructs.
+first enclosed @code{@{@dots{}@}} construct, ignoring any in enclosed
+@code{<<@dots{}>>} constructs.
Any context can be kept alive by ensuring it has something to do at
every musical moment. @code{Staff} contexts are kept alive by
@emph{etc.}
@}
@{
- @emph{..music..}
+ @emph{@dots{}music@dots{}}
@}
@end example
\with @{
[context settings for this context instance only]
@} @{
-...
+ @dots{}
@}
@end example
@funindex \denies
@funindex denies
-Specific contexts, like @code{Staff} and @code{Voice}, are made of
+Specific contexts, like @code{Staff} and @code{Voice}, are made from
simple building blocks. It is possible to create new types of
contexts with different combinations of engraver plug-ins.
\name ImproVoice
@end example
-Since it is similar to the @code{Voice}, we want commands that work
-on (existing) @code{Voice}s to remain working. This is achieved by
-giving the new context an alias @code{Voice},
+Since it is similar to the @code{Voice} context, we want commands that
+work in (existing) @code{Voice} contexts to continue working. This is
+achieved by giving the new context an alias of @code{Voice},
@example
\alias Voice
@end example
The context will print notes and instructive texts, so we need to add
-the engravers which provide this functionality,
+the engravers which provide this functionality, plus the engraver which
+groups notes, stems and rests which occur at the same musical moment
+into columns,
@example
\consists "Note_heads_engraver"
\consists "Text_engraver"
+\consists "Rhythmic_column_engraver"
@end example
-but we only need this on the center line,
+The note heads should all be placed on the center line,
@example
\consists "Pitch_squash_engraver"
squashedPosition = #0
@end example
-The @rinternals{Pitch_squash_engraver} modifies note heads (created
-by @rinternals{Note_heads_engraver}) and sets their vertical
-position to the value of @code{squashedPosition}, in this case@tie{}@code{0},
-the center line.
+The @code{Pitch_squash_engraver} modifies note heads (created
+by the @code{Note_heads_engraver}) and sets their vertical
+position to the value of @code{squashedPosition}, in this
+case@tie{}@code{0}, the center line.
The notes look like a slash, and have no stem,
\type "Engraver_group"
\consists "Note_heads_engraver"
\consists "Text_engraver"
+ \consists "Rhythmic_column_engraver"
\consists "Pitch_squash_engraver"
squashedPosition = #0
\override NoteHead.style = #'slash
@end example
@funindex \accepts
-Contexts form hierarchies. We want to hang the @code{ImproVoice}
-under @code{Staff}, just like normal @code{Voice}s. Therefore, we
-modify the @code{Staff} definition with the @code{\accepts}
-command,
+Contexts form hierarchies. We want to place the @code{ImproVoice}
+context within the @code{Staff} context, just like normal @code{Voice}
+contexts. Therefore, we modify the @code{Staff} definition with the
+@code{\accepts} command,
@example
\context @{
@}
@end example
+@seealso
+
+Internals Reference:
+@rinternals{Engraver_group},
+@rinternals{Note_heads_engraver},
+@rinternals{Text_engraver},
+@rinternals{Rhythmic_column_engraver},
+@rinternals{Pitch_squash_engraver}.
+
@node Context layout order
@subsection Context layout order
properties.
@code{fontSize} is a special property: it is equivalent to
-entering @code{\override ... #'font-size} for all pertinent
+entering @code{\override @dots{} #'font-size} for all pertinent
objects. Since this is a common change, the special
property (modified with @code{\set}) was created.
@item @code{KeySignature} @tab @code{Staff} @tab @code{begin-of-line-visible}
@c omit LeftEdge until it can be explained -td
@c @item @code{LeftEdge} @tab @code{Score} @tab @code{center-invisible}
-@item @code{OctavateEight} @tab @code{Staff} @tab @code{begin-of-line-visible}
+@item @code{ClefModifier} @tab @code{Staff} @tab @code{begin-of-line-visible}
@item @code{RehearsalMark} @tab @code{Score} @tab @code{end-of-line-invisible}
@item @code{TimeSignature} @tab @code{Staff} @tab @code{all-visible}
suppressed. Use begin-of line-invisible to print and
all-invisible to suppress.
@item Key signature -- see below
-@item OctavateEight -- see below
+@item ClefModifier -- see below
@end itemize
@node Special considerations
@c TODO Add example
-@subsubsubheading Octavated clefs
+@subsubsubheading Transposed clefs
-@cindex octavated clefs, visibility of
-@cindex visibility of octavated clefs
-@cindex clefs, visibility of octavation
+@cindex transposed clefs, visibility of
+@cindex visibility of transposed clefs
+@cindex clefs, visibility of transposition
-The small octavation symbol on octavated clefs is produced by the
-@code{OctavateEight} layout object. Its visibility is automatically
+The small transposition symbol on transposed clefs is produced by the
+@code{ClefModifier} layout object. Its visibility is automatically
inherited from the @code{Clef} object, so it is not necessary to apply
-any required @code{break-visibility} overrides to the @code{OctavateEight}
-layout objects to suppress octavation symbols for invisible clefs.
+any required @code{break-visibility} overrides to the @code{ClefModifier}
+layout objects to suppress transposition symbols for invisible clefs.
For explicit clef changes, the @code{explicitClefVisibility}
-property controls both the clef symbol and any octavation symbol
+property controls both the clef symbol and any transposition symbol
associated with it.
@seealso
@code{left-edge}, @code{key-cancellation}, @code{key-signature}, and
@code{time-signature}.
-By default, rehearsal marks and bar numbers will be horizontally
-centered above the object:
+Each type of object has its own default reference point, to which
+rehearsal marks are aligned:
@lilypond[verbatim,quote,relative=1]
-% The rehearsal mark will be centered above the Clef
+% The rehearsal mark will be aligned to right edge of the Clef
\override Score.RehearsalMark.break-align-symbols = #'(clef)
\key a \major
\clef treble
line would be.
@lilypond[verbatim,quote,relative=1]
-% The rehearsal mark will be centered above the Key Signature
+% The rehearsal mark will be aligned to the right edge of the Key Signature
\override Score.RehearsalMark.break-align-symbols = #'(key-signature clef)
\key a \major
\clef treble
\mark "↓"
e1
-% The rehearsal mark will be centered above the Clef
+% The rehearsal mark will be aligned to the right edge of the Clef
\set Staff.explicitKeySignatureVisibility = #all-invisible
\override Score.RehearsalMark.break-align-symbols = #'(key-signature clef)
\key a \major
multiple staves, this setting should be done for all the staves.
@lilypond[verbatim,quote,relative=1]
-% The RehearsalMark will be centered above the Key Signature
+% The RehearsalMark will be aligned with the right edge of the Key Signature
\override Score.RehearsalMark.break-align-symbols = #'(key-signature)
\key a \major
\clef treble
\time 4/4
\mark "↓"
e1
-% The RehearsalMark will be aligned with the left edge of the Key Signature
-\once \override Score.KeySignature.break-align-anchor-alignment = #LEFT
+% The RehearsalMark will be centered above the Key Signature
+\once \override Score.KeySignature.break-align-anchor-alignment = #CENTER
\mark "↓"
\key a \major
e1
-% The RehearsalMark will be aligned with the right edge of the Key Signature
-\once \override Score.KeySignature.break-align-anchor-alignment = #RIGHT
+% The RehearsalMark will be aligned with the left edge of the Key Signature
+\once \override Score.KeySignature.break-align-anchor-alignment = #LEFT
\key a \major
\mark "↓"
e1
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