X-extent
(pair of numbers)- Hard coded extent in X direction.
X-extent-callback
(procedure)- Procedure that calculates the
extent of this object. If this value is set to
#f
, the object
is empty in the X direction. The procedure takes a grob and axis
argument, and returns a number-pair.
X-offset-callbacks
(list)- A list of functions determining this
objects' position relative to its parent. The last one in the list is
called first. The functions take a grob and axis argument.
Y-extent
(pair of numbers)- See
X-extent
.
Y-extent-callback
(procedure)- see
X-extent-callback
.
Y-offset-callbacks
(list)- see
X-offset-callbacks
.
accidentals
(list)- List of alteration numbers.
align-dir
(direction)- Which side to align?
-1
: left side,
0
: around center of width, 1
: right side.
arch-angle
(number)- Turning angle of the hook of a system brace
arch-height
(dimension, in staff space)- Height of the hook of a system brace.
arch-thick
(number)- Thickness of the hook of system brace.
arch-width
(dimension, in staff space)- Width of the hook of a system brace.
arpeggio-direction
(direction)- If set, put an
arrow on the arpeggio squiggly line.
attachment
(pair)- Pair of symbols
indicating how a slur should be attached at the ends. The format is
'(left-type . right-type), where both types are
symbols. The values of these symbols may be
alongside-stem
,
stem
, head
or loose-end
.
attachment-offset
(pair)- cons of offsets,
'(left-offset . right-offset). This offset is added to
the attachments to prevent ugly slurs. [fixme: we need more
documentation here].
auto-knee-gap
(dimension, in staff space)- If a gap is found between note heads
where a horizontal beam fits that is larger than this number, make a kneed beam.
avoid-note-head
(boolean)- If set, the stem of a chord does not
pass through all note heads, but starts at the last note head.
axes
(list)- list of axis numbers.
In the case of alignment grobs, this should contain only one number.
balloon-original-callback
(procedure)- The
original stencil drawer to draw the balloon around.
balloon-padding
(dimension, in staff space)- Text to add to help balloon
balloon-text
(markup)- Text to add to help balloon
balloon-text-offset
(pair of numbers)- Where to put text relative to balloon.
balloon-text-props
(list)- Font properties
for balloon text.
bar-size
(dimension, in staff space)- size of a bar line.
bar-size-procedure
(procedure)- Procedure that computes the size of a bar line.
base-shortest-duration
(moment)- Spacing is based on the shortest notes in a piece. Normally, pieces are spaced as if notes at least as short as this are present.
baseline-skip
(dimension, in staff space)- Distance between base lines of
multiple lines of text.
beam-thickness
(dimension, in staff space)- thickness, measured in staffspace.
beam-width
(dimension, in staff space)- width of the tremolo sign.
beamed-extreme-minimum-free-lengths
(list)- list of extreme minimum free stem lengths (chord to beams) given beam multiplicity.
beamed-lengths
(list)- list of stem lengths given beam multiplicity .
beamed-minimum-free-lengths
(list)- list of normal minimum free stem lengths (chord to beams) given beam multiplicity.
beamed-stem-shorten
(list)- How much to shorten beamed stems,
when their direction is forced. It is a list, since the value is different
depending on the number flags/beams.
beaming
(pair)- Pair of number lists. Each number list specifies which
beams to make. 0 is the central beam, 1 is the next beam toward the
note etc. This information is used to determine how to connect the
beaming patterns from stem to stem inside a beam.
beautiful
(number)- number that dictates when a slur should be de-uglyfied. It correlates with the enclosed area between noteheads and slurs. A value of 0.1 yields only undisturbed slurs, a value of 5 will tolerate quite high blown slurs.
before-line-breaking-callback
(procedure)- This procedure is
called before line breaking, but after splitting breakable items at
potential line breaks.
between-cols
(pair)- Where to attach a loose column to
between-system-string
(string)- string
to dump between two systems. Useful for forcing page breaks.
bracket-flare
(pair of numbers)- A pair of numbers specifying how
much edges of brackets should slant outward. Value 0.0 means straight
edges
bracket-thick
(number)- width of a system start bracket.
bracket-visibility
(boolean or symbol)- This controls the
visibility of the tuplet bracket. Setting it to false will prevent
printing of the bracket. Setting the property to
'if-no-beam
will make it print only if there is no beam associated with this
tuplet bracket.
break-align-orders
(hash table)- Defines the order in which
prefatory matter (clefs, key signatures) appears. The format is a
vector of length 3, where each element is one order for end-of-line,
middle of line, and start-of-line respectively. An order is a list of
symbols.
For example, clefs are put after key signatures by setting
\override Score.BreakAlignment #'break-align-orders = #(make-vector 3
'(span-bar
breathing-sign
staff-bar
key
clef
time-signature))
break-align-symbol
(symbol)- This key is used for aligning and
spacing breakable items.
break-glyph-function
(procedure)- This function determines the
appearance of a bar line at the line break. It takes a glyph and
break-direction and returns the glyph at a line break.
break-visibility
(procedure)- A function that takes the break
direction and returns a cons of booleans containing (transparent
. empty). The following variables are predefined:
all-visible
, begin-of-line-visible
,
end-of-line-visible
, begin-of-line-invisible
,
end-of-line-invisible
, all-invisible
.
breakable
(boolean)- Can this object appear at a line break,
like clefs and bar lines?
c0-position
(integer)- An integer indicating the position of
middle C.
cautionary
(boolean)- Is this a cautionary accidental?
cautionary-style
(symbol)- How to print cautionary
accidentals. Choices are
smaller
or
parentheses
.
collapse-height
(dimension, in staff space)- Minimum height of system start delimiter. If equal or smaller, the bracket is removed.
common-shortest-duration
(moment)- The most common shortest note length.
This is used in spacing. Enlarging this will set the score tighter.
concaveness-gap
(dimension, in staff space)- A beam is printed horizontally
if its concaveness-gap is larger than this value. The concaveness-gap
is the distance of an inner note head to the line between two outer
note heads.
concaveness-threshold
(number)- A beam is printed horizontally
if its concaveness is bigger than this threshold.
Concaveness is calculated as the sum of the vertical distances of
inner note heads that fall outside the interval of the two outer
note heads, to the vertically nearest outer note head, divided by the
square of the inner notes involved.
control-points
(list)- List of 4 offsets (number-pairs) that form control points for the tie/slur shape.
damping
(integer)- Amount of beam slope damping. 0: no, 1: yes,
100000: horizontal beams.
dash-fraction
(number)- Size of the dashes, relative to
dash-period. Should be between 0.0 (no line) and 1.0 (continuous
line).
dash-period
(number)- the length of one dash + white space. If
negative, no line is drawn at all.
dashed
(number)- number representing the length of the dashes.
dir-function
(procedure)- The function to determine the
direction of a beam. Choices include:
beam-dir-majority
- number count of up or down notes
beam-dir-mean
- mean center distance of all notes
beam-dir-median.
- mean center distance weighted per note
direction
(direction)- Up or down, left or right?
dot-count
(integer)- The number of dots.
duration-log
(integer)- The 2-log of the note head duration, i.e. 0=whole note, 1 = half note, etc.
edge-height
(pair)- A pair of number specifying the heights of
the vertical edges '(left-height . right-height).
edge-text
(pair)- A pair specifying the texts to be set at the
edges '(left-text . right-text).
enclose-bounds
(number)- How much of the bound a spanner should enclose:
+1 = completely, 0 = center, -1 not at all.
expand-limit
(integer)- maximum number of measures expanded in church rests.
extra-X-extent
(pair of numbers)- A grob is enlarged in X dimension
by this much.
extra-Y-extent
(pair of numbers)- See
extra-Y-extent
.
extra-offset
(pair of numbers)- A pair representing an offset. This
offset is added just before outputting the symbol, so the typesetting
engine is completely oblivious to it.
extremity-function
(procedure)- A function that calculates the
attachment of a slur-end. The function takes a slur and direction argument and returns a symbol.
extremity-offset-alist
(list)- The offset adds to the centre of
the note head, or stem.
Format: alist (attachment stem-dir*dir slur-dir*dir) -> offset.
flag-count
(number)- The number of tremolo beams.
flag-style
(symbol)- a string determining what style of flag-glyph is
typeset on a Stem. Valid options include
()
and
mensural
. Additionally, "no-flag"
switches off the
flag.
flag-width-function
(procedure)- Procedure that computes the width of a half-beam (a non-connecting beam.).
font-encoding
(symbol)- The font encoding is the broadest category for selecting a font. Options include:
music
, number
, text
,
math
, braces
, dynamic
font-family
(symbol)- The font family is the broadest category for selecting text fonts. Options include:
sans
, roman
font-magnification
(number)- Magnification of the font, when it
is selected with
font-name
.
font-name
(string)- Specifies a file name (without extension) of
the font to load. This setting override selection using
font-family
, font-series
and font-shape
.
font-series
(symbol)- Select the series of a font. Choices
include
medium
, bold
, bold-narrow
, etc.
font-shape
(symbol)- Select the shape of a font. Choices include
upright
,
italic
, caps
.
font-size
(number)- The font size, compared the `normal'
size. 0 is style-sheet's normal size, -1 is smaller, +1 is bigger.
Each step of 1 is approximately 12% larger, 6 steps are exactly a
factor 2 larger. Fractional values are allowed.
force-hshift
(number)- This specifies a manual shift for notes
in collisions. The unit is the note head width of the first voice
note. This is used by note-collision-interface.
forced-distance
(dimension, in staff space)- A fixed distance between object
reference points in an alignment.
fraction
(pair of numbers)- Numerator and denominator of a time
signature object.
french-beaming
(boolean)- Use French beaming style for this
stem. The stem will stop at the innermost beams.
full-size-change
(boolean)- Don't make a change clef smaller.
gap
(dimension, in staff space)- Size of a gap in a variable symbol.
gap-count
(integer)- Number of gapped beams for tremolo.
glyph
(string)- a string determining what (style) of glyph is
typeset. Valid choices depend on the function that is reading this
property.
glyph-name
(string)- a name of character within font.
glyph-name-procedure
(procedure)- Return the name of a character
within font, to use for printing a symbol.
grace-space-factor
(number)- Space grace notes at this fraction
of the
spacing-increment
.
grow-direction
(direction)- Crescendo or decrescendo?
hair-thickness
(number)- Thickness of the thin line in a bar line.
height
(dimension, in staff space)- Height of an object in staffspace.
height-limit
(dimension, in staff space)- Maximum slur height: the longer the
slur, the closer it is to this height.
horizontal-shift
(integer)- An integer that identifies ranking
of note-column for horizontal shifting. This is used by
note-collision-interface.
kern
(dimension, in staff space)- Amount of extra white space to add. For
bar line, this is the amount of space after a thick line.
knee
(boolean)- Is this beam kneed?
knee-spacing-correction
(number)- Factor for the optical
correction amount for kneed beams. Set between 0 for no correction and
1 for full correction.
layer
(number)- The output layer [0..2]: layers define the order
of printing objects. Objects in lower layers are overprinted by
objects in higher layers.
ledger-line-thickness
(pair of numbers)- The thickness of ledger lines: it is the
sum of 2 numbers. The first is the factor for line thickness, and the
second for staff space. Both contributions are added.
left-padding
(dimension, in staff space)- The amount of space that is put
left to a group of accidentals.
left-position
(number)- Vertical position of left part of spanner.
length
(dimension, in staff space)- User override for the stem length of
unbeamed stems.
lengths
(list)- Default stem lengths. The list gives a length
for each flag-count.
line-count
(integer)- The number of staff lines.
measure-count
(integer)- The number of measures for a
multimeasure rest.
measure-length
(moment)- Length of a
measure. Used in some spacing situations.
merge-differently-dotted
(boolean)- Merge note heads in
collisions, even if they have a different number of dots. This normal
notation for some types of polyphonic music.
merge-differently-headed
(boolean)- Merge
note heads in collisions, even if they have different note heads. The
smaller of the two heads will be rendered invisible. This used
polyphonic guitar notation. The value of this setting is used by
note-collision-interface .
minimum-X-extent
(pair of numbers)- Minimum size of an object in X
dimension, measured in staff space.
minimum-Y-extent
(pair of numbers)- See
minimum-Y-extent
.
minimum-distance
(dimension, in staff space)- Minimum distance between rest
and notes or beam.
minimum-length
(dimension, in staff space)- Try to make a spanner at least
this long. This requires an appropriate routine for the
spacing-procedure
property.
minimum-space
(dimension, in staff space)- Minimum distance that the victim
should move (after padding).
neutral-direction
(direction)- Which direction to take in the
center of the staff.
neutral-position
(number)- Position (in half staff spaces) where
to flip the direction of custos stem.
new-accidentals
(list)- List of
(
pitch
.
accidental)
pairs.
no-spacing-rods
(boolean)- Items with this property do not cause
spacing constraints.
no-stem-extend
(boolean)- If set, notes with ledger lines do not
get stems extending to the middle staff line.
non-default
(boolean)- Set for manually specified clefs.
note-names
(hash table)- Vector of strings containing names for
easy-notation note heads.
number-visibility
(boolean or symbol)- Like
bracket-visibility
, but for the number.
old-accidentals
(list)- List of
(
pitch .
accidental)
pairs.
padding
(dimension, in staff space)- Add this much extra space between
objects that are next to each other.
penalty
(number)- Penalty for breaking at
this column. 10000 or more means forbid linebreak, -10000 or less
means force linebreak. Other values influence linebreaking decisions
as a real penalty.
pitch-max
(pitch)- Top pitch for ambitus.
pitch-min
(pitch)- Bottom pitch for ambitus.
positions
(pair)- Pair of staff coordinates
(
left
.
right)
, where both left and right are in the
staff-space unit of the current staff.
print-function
(procedure)- Function taking grob as argument,
returning a
Stencil
object.
ratio
(number)- Parameter for slur shape. The higher this number, the
quicker the slur attains it
height-limit
.
remove-first
(boolean)- Remove the first staff of a orchestral score?
right-padding
(dimension, in staff space)- Space to insert between note and
accidentals.
right-position
(number)- Vertical position of right part of spanner.
script-priority
(number)- A sorting key that determines in what
order a script is within a stack of scripts.
self-alignment-X
(number)- Specify alignment of an object. The
value -1 means left aligned, 0 centered, and 1 right-aligned in X
direction. Values in between may also be specified.
self-alignment-Y
(number)- like
self-alignment-X
but for
Y axis.
shorten-pair
(pair of numbers)- The lengths to shorten a
text-spanner on both sides, for example a pedal bracket
shortest-duration-space
(dimension, in staff space)- Start with this much
space for the shortest duration. This is expressed in
spacing-increment
as unit. See also
spacing-spanner-interface.
shortest-playing-duration
(moment)- The duration of the shortest playing here.
shortest-starter-duration
(moment)- The duration of the shortest
note that starts here.
side-relative-direction
(direction)- Multiply direction of
direction-source
with this to get the direction of this
object.
slope
(number)- The slope of this object.
slope-limit
(number)- Set slope to zero if slope is running away
steeper than this.
space-alist
(list)- A table that specifies distances between
prefatory items, like clef and time-signature. The format is an alist
of spacing tuples:
(
break-align-symbol type
.
distance)
, where type can be the symbols
minimum-space
or extra-space
.
space-function
(procedure)- Calculate the vertical space between
two beams. This function takes a beam grob and the maximum number of
beams.
spacing-increment
(number)- Add this much space for a doubled
duration. Typically, the width of a note head. See also
spacing-spanner-interface.
spacing-procedure
(procedure)- Procedure for calculating spacing
parameters. The routine is called after
before-line-breaking-callback
.
stacking-dir
(direction)- Stack objects in which direction?
staff-padding
(dimension, in staff space)- Maintain this much space between reference points
and the staff. Its effect is to align objects of differing
sizes (like the dynamic p and f) on their baselines.
staff-position
(number)- Vertical position, measured in half
staff spaces, counted from the middle line.
staff-space
(dimension, in staff space)- Amount of space between staff lines,
expressed in global staffspace.
staffline-clearance
(dimension, in staff space)- How far away ties keep from
staff lines.
stem-attachment-function
(procedure)- A function that calculates
where a stem attaches to the note head? This is a fallback when this
information is not specified in the font. The function takes a grob
and axis argument, and returns a (x . y) pair, specifying
location in terms of note head bounding box.
stem-end-position
(number)- Where does the stem end (the end is opposite to the support-head.
stem-shorten
(list)- How much a stem in a forced direction
should be shortened. The list gives an amount depending on the number
of flags/beams.
stem-spacing-correction
(number)- Optical correction amount for
stems that are placed in tight configurations. For opposite
directions, this amount is the correction for two normal sized stems
that overlap completely.
stroke-style
(string)- set to "grace" to turn stroke through flag on.
style
(symbol)- This setting determines in what style a grob is
typeset. Valid choices depend on the
print-function
that is
reading this property.
text
(markup)- Text markup. See Text markup.
thick-thickness
(number)- Bar line thickness, measured in
linethickness
.
thickness
(number)- Bar line thickness, measured in
linethickness
.
thin-kern
(number)- The space after a hair-line in a bar line.
threshold
(pair of numbers)- (min . max), where
min and max are dimensions in staff space.
transparent
(boolean)- This is almost the same as setting
print-function
to #f
, but this retains the dimensions of
this grob, which means that grobs can be erased individually.
when
(moment)- Global time step associated with this column
happen?
width
(dimension, in staff space)- The width of a grob measured in staff space.
word-space
(dimension, in staff space)- space to insert between lyrics or
words in texts.
x-gap
(dimension, in staff space)- The horizontal gap between note head and tie.
y-free
(dimension, in staff space)- The minimal vertical gap between slur and
note heads or stems.
y-offset
(dimension, in staff space)- Extra vertical offset for ties away
from the center line.
zigzag-length
(dimension, in staff space)- The length of the lines of a
zigzag, relative to
zigzag-width
. A value of 1 gives 60-degree
zigzags.
zigzag-width
(dimension, in staff space)- The width of one
zigzag-squiggle. This number will be adjusted slightly so that the
glissando line can be constructed from a whole number of squiggles.