def __call__(self, expr):
for tie_chain in iterationtools.iterate_tie_chains_in_expr(
expr, reverse=True):
sub_chains = []
current_sub_chain = []
for leaf in tie_chain:
tempo_marks = leaf._get_marks(contexttools.TempoMark)
if tempo_marks:
if current_sub_chain:
current_sub_chain = \
selectiontools.TieChain(current_sub_chain)
sub_chains.append(current_sub_chain)
current_sub_chain = []
current_sub_chain.append(leaf)
if current_sub_chain:
current_sub_chain = selectiontools.TieChain(current_sub_chain)
sub_chains.append(current_sub_chain)
for sub_chain in sub_chains:
sub_chain._fuse_leaves_by_immediate_parent()
def make_notes(self, n=None, written_duration=None):
r'''Make first `n` notes in pitch class segment.
Set `n` equal to `n` or length of segment.
Set `written_duration` equal to `written_duration` or ``1/8``:
::
>>> notes = named_pitch_segment.make_notes()
>>> staff = Staff(notes)
>>> show(staff) # doctest: +SKIP
.. doctest::
>>> f(staff)
\new Staff {
bf,8
aqs8
fs'8
g'8
bqf8
g'8
}
Allow nonassignable `written_duration`:
::
>>> notes = named_pitch_segment.make_notes(4, Duration(5, 16))
>>> staff = Staff(notes)
>>> time_signature = contexttools.TimeSignatureMark((5, 4))
>>> attach(time_signature, staff)
TimeSignatureMark((5, 4))(Staff{8})
>>> show(staff) # doctest: +SKIP
.. doctest::
>>> f(staff)
\new Staff {
\time 5/4
bf,4 ~
bf,16
aqs4 ~
aqs16
fs'4 ~
fs'16
g'4 ~
g'16
}
Returns list of notes.
'''
from abjad.tools import durationtools
from abjad.tools import iterationtools
from abjad.tools import notetools
from abjad.tools import pitchtools
n = n or len(self)
written_duration = written_duration or durationtools.Duration(1, 8)
result = notetools.make_notes([0] * n, [written_duration])
for i, tie_chain in enumerate(
iterationtools.iterate_tie_chains_in_expr(result)):
pitch = self[i % len(self)]
for note in tie_chain:
note.written_pitch = pitch
return result
def make_notes(self, n=None, written_duration=None):
r'''Make first `n` notes in pitch class segment.
Set `n` equal to `n` or length of segment.
Set `written_duration` equal to `written_duration` or ``1/8``:
::
>>> pitch_class_segment = pitchtools.PitchClassSegment(
... [2, 4.5, 6, 11, 4.5, 10])
::
>>> notes = pitch_class_segment.make_notes()
>>> staff = Staff(notes)
>>> show(staff) # doctest: +SKIP
.. doctest::
>>> f(staff)
\new Staff {
d'8
eqs'8
fs'8
b'8
eqs'8
bf'8
}
Allow nonassignable `written_duration`:
::
>>> notes = pitch_class_segment.make_notes(4, Duration(5, 16))
>>> staff = Staff(notes)
>>> time_signature = contexttools.TimeSignatureMark((5, 4))
>>> attach(time_signature, staff)
TimeSignatureMark((5, 4))(Staff{8})
>>> show(staff) # doctest: +SKIP
.. doctest::
>>> f(staff)
\new Staff {
\time 5/4
d'4 ~
d'16
eqs'4 ~
eqs'16
fs'4 ~
fs'16
b'4 ~
b'16
}
Returns list of notes.
'''
from abjad.tools import iterationtools
from abjad.tools import notetools
from abjad.tools import pitchtools
n = n or len(self)
written_duration = written_duration or durationtools.Duration(1, 8)
result = notetools.make_notes([0] * n, [written_duration])
for i, tie_chain in enumerate(
iterationtools.iterate_tie_chains_in_expr(result)):
pitch_class = pitchtools.NamedPitchClass(self[i % len(self)])
pitch = pitchtools.NamedPitch(pitch_class, 4)
for note in tie_chain:
note.written_pitch = pitch
return result
