def __delitem__(self, i):
r'''Deletes measure item `i`.
.. container:: example
::
>>> measure = Measure((4, 8), "c'8 d'8 e'8 f'8")
>>> measure.automatically_adjust_time_signature = True
>>> show(measure) # doctest: +SKIP
::
>>> del(measure[1])
>>> show(measure) # doctest: +SKIP
.. doctest::
{
\time 3/8
c'8
e'8
f'8
}
Returns none.
'''
old_time_signature = self.time_signature
old_denominator = getattr(old_time_signature, 'denominator', None)
FixedDurationContainer.__delitem__(self, i)
self._conditionally_adjust_time_signature(old_denominator)
def __delitem__(self, i):
r'''Deletes measure item `i`.
.. container:: example
::
>>> measure = Measure((4, 8), "c'8 d'8 e'8 f'8")
>>> measure.automatically_adjust_time_signature = True
>>> show(measure) # doctest: +SKIP
::
>>> del(measure[1])
>>> show(measure) # doctest: +SKIP
.. doctest::
{
\time 3/8
c'8
e'8
f'8
}
Returns none.
'''
old_time_signature = self.time_signature
old_denominator = getattr(old_time_signature, 'denominator', None)
FixedDurationContainer.__delitem__(self, i)
self._conditionally_adjust_time_signature(old_denominator)
def __setitem__(self, i, expr):
r'''Sets measure item `i` to `expr`.
.. container:: example
::
>>> measure = Measure((4, 8), "c'8 d'8 e'8 f'8")
>>> measure.automatically_adjust_time_signature = True
>>> show(measure) # doctest: +SKIP
::
>>> measure[1] = Note("ds'8.")
>>> show(measure) # doctest: +SKIP
.. doctest::
{
\time 9/16
c'8
ds'8.
e'8
f'8
}
Returns none.
'''
old_time_signature = self.time_signature
old_denominator = getattr(old_time_signature, 'denominator', None)
FixedDurationContainer.__setitem__(self, i, expr)
self._conditionally_adjust_time_signature(old_denominator)
def __setitem__(self, i, expr):
r'''Sets measure item `i` to `expr`.
.. container:: example
::
>>> measure = Measure((4, 8), "c'8 d'8 e'8 f'8")
>>> measure.automatically_adjust_time_signature = True
>>> show(measure) # doctest: +SKIP
::
>>> measure[1] = Note("ds'8.")
>>> show(measure) # doctest: +SKIP
.. doctest::
{
\time 9/16
c'8
ds'8.
e'8
f'8
}
Returns none.
'''
old_time_signature = self.time_signature
old_denominator = getattr(old_time_signature, 'denominator', None)
FixedDurationContainer.__setitem__(self, i, expr)
self._conditionally_adjust_time_signature(old_denominator)
def __init__(self, time_signature=None, music=None):
# set time signature adjustment before contents initialization
self._automatically_adjust_time_signature = False
time_signature = time_signature or (4, 4)
FixedDurationContainer.__init__(self, time_signature, music)
self._always_format_time_signature = False
self._measure_number = None
time_signature = indicatortools.TimeSignature(time_signature)
attach(time_signature, self)
def __init__(
self,
time_signature=None,
music=None,
implicit_scaling=False,
):
# set time signature adjustment before contents initialization
self._automatically_adjust_time_signature = False
time_signature = time_signature or (4, 4)
self.implicit_scaling = implicit_scaling
FixedDurationContainer.__init__(self, time_signature, music)
self._always_format_time_signature = False
self._measure_number = None
time_signature = indicatortools.TimeSignature(time_signature)
attach(time_signature, self)
def _format_content_pieces(self):
result = []
if self.has_non_power_of_two_denominator and type(self) is Measure:
string = "\t\\scaleDurations #'({} . {}) {{"
string = string.format(
self.implied_prolation.numerator,
self.implied_prolation.denominator,
)
result.append(string)
pieces = FixedDurationContainer._format_content_pieces(self)
pieces = ['\t' + x for x in pieces]
result.extend(pieces)
result.append('\t}')
else:
result.extend(FixedDurationContainer._format_content_pieces(self))
return result
def _format_content_pieces(self):
result = []
if self.has_non_power_of_two_denominator and \
type(self) is Measure and \
self.implicit_scaling:
string = "\t\\scaleDurations #'({} . {}) {{"
string = string.format(
self.implied_prolation.numerator,
self.implied_prolation.denominator,
)
result.append(string)
pieces = FixedDurationContainer._format_content_pieces(self)
pieces = ['\t' + x for x in pieces]
result.extend(pieces)
result.append('\t}')
else:
result.extend(FixedDurationContainer._format_content_pieces(self))
return result
def _format_content_pieces(self):
from abjad.tools import systemtools
result = []
if self.has_non_power_of_two_denominator and \
type(self) is Measure and \
self.implicit_scaling:
indent = systemtools.LilyPondFormatManager.indent
string = "{}\\scaleDurations #'({} . {}) {{"
string = string.format(
indent,
self.implied_prolation.numerator,
self.implied_prolation.denominator,
)
result.append(string)
pieces = FixedDurationContainer._format_content_pieces(self)
pieces = [indent + x for x in pieces]
result.extend(pieces)
result.append(indent + '}')
else:
result.extend(FixedDurationContainer._format_content_pieces(self))
return result
def _format_content_pieces(self):
from abjad.tools import systemtools
result = []
if self.has_non_power_of_two_denominator and \
type(self) is Measure and \
self.implicit_scaling:
indent = systemtools.LilyPondFormatManager.indent
string = "{}\\scaleDurations #'({} . {}) {{"
string = string.format(
indent,
self.implied_prolation.numerator,
self.implied_prolation.denominator,
)
result.append(string)
pieces = FixedDurationContainer._format_content_pieces(self)
pieces = [indent + x for x in pieces]
result.extend(pieces)
result.append(indent + '}')
else:
result.extend(FixedDurationContainer._format_content_pieces(self))
return result
