def test_Inspection_timespan_26():
"""
Offset seconds work with explicit metronome mark.
"""
staff = abjad.Staff("c'8 d'8 e'8 f'8")
mark = abjad.MetronomeMark(abjad.Duration(1, 8), 48)
abjad.attach(mark, staff[0], context='Staff')
assert format(staff) == abjad.String.normalize(r"""
\new Staff
{
\tempo 8=48
c'8
d'8
e'8
f'8
}
""")
start_offset = abjad.inspect(
staff[0]).timespan(in_seconds=True).start_offset
assert start_offset == abjad.Offset(0)
start_offset = abjad.inspect(
staff[1]).timespan(in_seconds=True).start_offset
assert start_offset == abjad.Offset(5, 4)
def test_scoretools_VerticalMoment_attack_count_01():
score = abjad.Score(r'''
\new Staff {
\times 4/3 {
d''8
c''8
b'8
}
}
\new PianoStaff <<
\new Staff {
a'4
g'4
}
\new Staff {
\clef "bass"
f'8
e'8
d'8
c'8
}
>>
''')
vertical_moment = abjad.inspect(score).get_vertical_moment_at(abjad.Offset(0))
assert vertical_moment.attack_count == 3
vertical_moment = abjad.inspect(score).get_vertical_moment_at(abjad.Offset(1, 8))
assert vertical_moment.attack_count == 1
def test_SilentQEvent___init___02():
q_event = abjadext.nauert.SilentQEvent(abjad.Offset(155, 7),
attachments=["foo", "bar", "baz"])
assert q_event.offset == abjad.Offset(155, 7)
assert q_event.attachments == ("foo", "bar", "baz")
def from_millisecond_durations(class_, milliseconds, fuse_silences=False):
r"""
Convert a sequence of millisecond durations ``durations`` into
a ``QEventSequence``:
>>> durations = [-250, 500, -1000, 1250, -1000]
>>> sequence = \
... abjadext.nauert.QEventSequence.from_millisecond_durations(
... durations)
>>> for q_event in sequence:
... print(format(q_event, 'storage'))
...
abjadext.nauert.SilentQEvent(
offset=abjad.Offset((0, 1)),
)
abjadext.nauert.PitchedQEvent(
offset=abjad.Offset((250, 1)),
pitches=(
abjad.NamedPitch("c'"),
),
)
abjadext.nauert.SilentQEvent(
offset=abjad.Offset((750, 1)),
)
abjadext.nauert.PitchedQEvent(
offset=abjad.Offset((1750, 1)),
pitches=(
abjad.NamedPitch("c'"),
),
)
abjadext.nauert.SilentQEvent(
offset=abjad.Offset((3000, 1)),
)
abjadext.nauert.TerminalQEvent(
offset=abjad.Offset((4000, 1)),
)
Returns ``QEventSequence`` instance.
"""
if fuse_silences:
durations = [
x for x in abjad.sequence(milliseconds).sum_by_sign(sign=[-1])
if x
]
else:
durations = milliseconds
offsets = abjad.mathx.cumulative_sums([abs(x) for x in durations])
q_events = []
for pair in zip(offsets, durations):
offset = abjad.Offset(pair[0])
duration = pair[1]
# negative duration indicates silence
if duration < 0:
q_event = SilentQEvent(offset)
else:
q_event = PitchedQEvent(offset, [0])
q_events.append(q_event)
q_events.append(TerminalQEvent(abjad.Offset(offsets[-1])))
return class_(q_events)
def test_quantizationtools_SilentQEvent___init___02():
q_event = quantizationtools.SilentQEvent(abjad.Offset(155, 7),
attachments=['foo', 'bar', 'baz'])
assert q_event.offset == abjad.Offset(155, 7)
assert q_event.attachments == ('foo', 'bar', 'baz')
def test_Selection__get_offset_lists_01():
staff = abjad.Staff("c'4 d'4 e'4 f'4")
selection = staff[:2]
start_offsets, stop_offsets = selection._get_offset_lists()
assert start_offsets == [abjad.Offset(0, 1), abjad.Offset(1, 4)]
assert stop_offsets == [abjad.Offset(1, 4), abjad.Offset(1, 2)]
def from_millisecond_pitch_pairs(
class_, pairs: typing.Iterable[tuple]) -> "QEventSequence":
r"""
Changes millisecond-duration:pitch pairs ``pairs`` into a ``QEventSequence``:
>>> durations = [250, 500, 1000, 1250, 1000]
>>> pitches = [(0,), None, (2, 3), None, (1,)]
>>> pairs = tuple(zip(durations, pitches))
>>> sequence = nauert.QEventSequence.from_millisecond_pitch_pairs(
... pairs)
>>> for q_event in sequence:
... q_event
...
PitchedQEvent(offset=Offset((0, 1)), pitches=(NamedPitch("c'"),), index=None, attachments=())
SilentQEvent(offset=Offset((250, 1)), index=None, attachments=())
PitchedQEvent(offset=Offset((750, 1)), pitches=(NamedPitch("d'"), NamedPitch("ef'")), index=None, attachments=())
SilentQEvent(offset=Offset((1750, 1)), index=None, attachments=())
PitchedQEvent(offset=Offset((3000, 1)), pitches=(NamedPitch("cs'"),), index=None, attachments=())
TerminalQEvent(offset=Offset((4000, 1)), index=None, attachments=())
"""
assert isinstance(pairs, collections.abc.Iterable)
assert all(isinstance(_, collections.abc.Iterable) for _ in pairs)
assert all(len(_) == 2 for _ in pairs)
assert all(0 < _[0] for _ in pairs)
for _, pitches in pairs:
assert isinstance(
pitches,
(numbers.Number, type(None), collections.abc.Sequence))
if isinstance(pitches, collections.abc.Sequence):
assert 0 < len(pitches)
assert all(isinstance(_, numbers.Number) for _ in pitches)
# fuse silences
g = itertools.groupby(pairs, lambda x: x[1] is not None)
groups = []
for value, group in g:
if value:
groups.extend(list(group))
else:
duration = sum(x[0] for x in group)
groups.append((duration, None))
# find offsets
offsets = abjad.math.cumulative_sums([abs(x[0]) for x in groups])
# build QEvents
q_events: list[QEvent] = []
for pair in zip(offsets, groups):
offset = abjad.Offset(pair[0])
pitches = pair[1][1]
if isinstance(pitches, collections.abc.Iterable):
assert all(isinstance(x, numbers.Number) for x in pitches)
q_events.append(PitchedQEvent(offset, pitches))
elif isinstance(pitches, type(None)):
q_events.append(SilentQEvent(offset))
elif isinstance(pitches, int | float):
q_events.append(PitchedQEvent(offset, [pitches]))
q_events.append(TerminalQEvent(abjad.Offset(offsets[-1])))
return class_(q_events)
def test_quantizationtools_PitchedQEvent___init___02():
q_event = quantizationtools.PitchedQEvent(
abjad.Offset(133, 5), [abjad.NamedPitch('fss')],
attachments=['foo', 'bar', 'baz'])
assert q_event.offset == abjad.Offset(133, 5)
assert q_event.pitches == (abjad.NamedPitch('fss'), )
assert q_event.attachments == ('foo', 'bar', 'baz')
def test_PitchedQEvent___init___02():
q_event = abjadext.nauert.PitchedQEvent(
abjad.Offset(133, 5),
[abjad.NamedPitch("fss")],
attachments=["foo", "bar", "baz"],
)
assert q_event.offset == abjad.Offset(133, 5)
assert q_event.pitches == (abjad.NamedPitch("fss"), )
assert q_event.attachments == ("foo", "bar", "baz")
def __init__(
self,
start_offset=abjad.NegativeInfinity(),
stop_offset=abjad.Infinity(),
divisions=None,
forbid_fusing=None,
forbid_splitting=None,
layer=None,
minimum_duration=None,
music=None,
music_specifier=None,
original_start_offset=None,
original_stop_offset=None,
voice_name=None,
handler=None,
):
abjad.Timespan.__init__(
self,
start_offset=start_offset,
stop_offset=stop_offset,
)
if divisions is not None:
divisions = tuple(abjad.Duration(_) for _ in divisions)
assert sum(divisions) == self.duration
self._divisions = divisions
if forbid_fusing is not None:
forbid_fusing = bool(forbid_fusing)
self._forbid_fusing = forbid_fusing
if forbid_splitting is not None:
forbid_splitting = bool(forbid_splitting)
self._forbid_splitting = forbid_splitting
if layer is not None:
layer = int(layer)
self._layer = layer
if minimum_duration is not None:
minimum_duration = abjad.Duration(minimum_duration)
self._minimum_duration = minimum_duration
# if music is not None:
# assert inspect(music).get_duration() == self.duration
self._music = music
# if music_specifier is not None:
# assert isinstance(music_specifier, tsmakers.MusicSpecifier), \
# music_specifier
self._music_specifier = music_specifier
if original_start_offset is not None:
original_start_offset = abjad.Offset(original_start_offset)
else:
original_start_offset = self.start_offset
self._original_start_offset = original_start_offset
if original_stop_offset is not None:
original_stop_offset = abjad.Offset(original_stop_offset)
else:
original_stop_offset = self.stop_offset
self._original_stop_offset = original_stop_offset
self._voice_name = voice_name
self._handler = handler
def __illustrate__(self, range_=None, scale=None):
r'''Illustrates offset counter.
.. container:: example
>>> timespans = abjad.TimespanList([
... abjad.Timespan(0, 16),
... abjad.Timespan(5, 12),
... abjad.Timespan(-2, 8),
... ])
>>> timespan_operand = abjad.Timespan(6, 10)
>>> timespans = timespans - timespan_operand
>>> offset_counter = abjad.OffsetCounter(timespans)
>>> abjad.show(offset_counter, scale=0.5) # doctest: +SKIP
Returns LilyPond file.
'''
import abjad
if not self:
return markuptools.Markup.null().__illustrate__()
if isinstance(range_, abjad.Timespan):
minimum, maximum = range_.start_offset, range_.stop_offset
elif range_ is not None:
minimum, maximum = range_
else:
minimum, maximum = min(self), max(self)
minimum = float(abjad.Offset(minimum))
maximum = float(abjad.Offset(maximum))
if scale is None:
scale = 1.
assert 0 < scale
postscript_scale = 150. / (maximum - minimum)
postscript_scale *= float(scale)
postscript_x_offset = (minimum * postscript_scale) - 1
ps = markuptools.Postscript()
ps = ps.setlinewidth(0.2)
ps = ps.setdash([2, 1])
for offset, count in sorted(self.items()):
offset = (float(offset) * postscript_scale)
offset -= postscript_x_offset
ps = ps.moveto(offset, -1)
ps = ps.rlineto(0, (float(count) * -3) + 1)
ps = ps.stroke()
markup = markuptools.Markup.postscript(ps)
pieces = [markup]
for offset in sorted(self):
offset = abjad.Multiplier(offset)
numerator, denominator = offset.numerator, offset.denominator
fraction = abjad.Markup.fraction(numerator, denominator)
fraction = fraction.center_align().fontsize(-3).sans()
x_translation = (float(offset) * postscript_scale)
x_translation -= postscript_x_offset
fraction = fraction.translate((x_translation, 1))
pieces.append(fraction)
markup = abjad.Markup.overlay(pieces)
return markup.__illustrate__()
def test_get_timespan_21():
"""
Offsets work on nested tuplets.
"""
tuplet_1 = abjad.Tuplet((1, 2), "c'8 d'8 e'8 f'8")
contents = [abjad.Note("c'4"), tuplet_1, abjad.Note("c'4")]
tuplet = abjad.Tuplet((2, 3), contents)
assert abjad.get.timespan(tuplet[0]).start_offset == 0 * abjad.Offset(1, 6)
assert abjad.get.timespan(tuplet[1]).start_offset == 1 * abjad.Offset(1, 6)
assert abjad.get.timespan(tuplet[2]).start_offset == 2 * abjad.Offset(1, 6)
def test_get_timespan_22():
"""
Offsets work on nested contexts.
"""
inner_voice = abjad.Voice("c'8 d'8 e'8 f'8")
outer_voice = abjad.Voice([abjad.Note(0, (1, 8)), inner_voice])
inner_voice.name = outer_voice.name = "voice"
abjad.Staff([abjad.Note(1, (1, 8)), outer_voice])
assert abjad.get.timespan(inner_voice).start_offset == abjad.Offset(2, 8)
assert abjad.get.timespan(outer_voice).start_offset == abjad.Offset(1, 8)
def test_QEventSequence_from_tempo_scaled_leaves_02():
staff = abjad.Staff([])
staff.append(abjad.Note(0, (1, 4)))
staff.append(abjad.Rest((1, 4)))
staff.append(abjad.Rest((1, 8)))
staff.append(abjad.Note(1, (1, 8)))
staff.append(abjad.Note(1, (1, 8)))
staff.append(abjad.Note(2, (1, 8)))
staff.append(abjad.Note(2, (1, 8)))
staff.append(abjad.Note(3, (1, 8)))
staff.append(abjad.Skip((1, 4)))
staff.append(abjad.Rest((1, 4)))
staff.append(abjad.Note(3, (1, 8)))
staff.append(abjad.Chord([0, 1, 4], (1, 4)))
abjad.tie(staff[3:5])
abjad.tie(staff[5:7])
tempo = abjad.MetronomeMark((1, 4), 58)
abjad.attach(tempo, staff[0], context="Staff")
tempo = abjad.MetronomeMark((1, 4), 77)
abjad.attach(tempo, staff[9], context="Staff")
leaves = abjad.select.leaves(staff)
q_events = abjadext.nauert.QEventSequence.from_tempo_scaled_leaves(leaves)
assert q_events == abjadext.nauert.QEventSequence(
(
abjadext.nauert.PitchedQEvent(
abjad.Offset(0, 1), (abjad.NamedPitch("c'"),)
),
abjadext.nauert.SilentQEvent(abjad.Offset(30000, 29)),
abjadext.nauert.PitchedQEvent(
abjad.Offset(75000, 29), (abjad.NamedPitch("cs'"),)
),
abjadext.nauert.PitchedQEvent(
abjad.Offset(105000, 29), (abjad.NamedPitch("d'"),)
),
abjadext.nauert.PitchedQEvent(
abjad.Offset(135000, 29), (abjad.NamedPitch("ef'"),)
),
abjadext.nauert.SilentQEvent(abjad.Offset(150000, 29)),
abjadext.nauert.PitchedQEvent(
abjad.Offset(15600000, 2233), (abjad.NamedPitch("ef'"),)
),
abjadext.nauert.PitchedQEvent(
abjad.Offset(16470000, 2233),
(
abjad.NamedPitch("c'"),
abjad.NamedPitch("cs'"),
abjad.NamedPitch("e'"),
),
),
abjadext.nauert.TerminalQEvent(abjad.Offset(18210000, 2233)),
)
)
def test_scoretools_Inspection_get_timespan_17():
r'''Prolated offset does NOT go across sequential staves.
'''
container = abjad.Container(
[abjad.Staff("c'8 d'8 e'8 f'8"),
abjad.Staff("c'8 d'8 e'8 f'8")])
container[0].name = container[1].name = 'staff'
start_offset = abjad.inspect(container[0]).get_timespan().start_offset
assert start_offset == abjad.Offset(0)
start_offset = abjad.inspect(container[1]).get_timespan().start_offset
assert start_offset == abjad.Offset(1, 2)
def test_scoretools_Inspection_get_timespan_14():
r'''Offset on leaves works in nested simultaneous and sequential contexts.
'''
voice_1 = abjad.Voice("c'8 d'8 e'8 f'8")
voice_2 = abjad.Voice("c'8 d'8 e'8 f'8")
voice_3 = abjad.Voice("c'8 d'8 e'8 f'8")
staff = abjad.Staff([abjad.Container([voice_1, voice_2]), voice_3])
staff[0].is_simultaneous = True
for i, leaf in enumerate(voice_3):
start_offset = abjad.inspect(leaf).get_timespan().start_offset
assert start_offset == i * abjad.Offset(1, 8) + abjad.Offset(1, 2)
def test_scoretools_Inspection_get_timespan_22():
r'''Offsets work on nested contexts.
'''
inner_voice = abjad.Voice("c'8 d'8 e'8 f'8")
outer_voice = abjad.Voice([abjad.Note(0, (1, 8)), inner_voice])
inner_voice.name = outer_voice.name = 'voice'
staff = abjad.Staff([abjad.Note(1, (1, 8)), outer_voice])
assert abjad.inspect(
inner_voice).get_timespan().start_offset == abjad.Offset(2, 8)
assert abjad.inspect(
outer_voice).get_timespan().start_offset == abjad.Offset(1, 8)
def test_get_timespan_20():
"""
Offsets work on tuplets between notes.
"""
tuplet_1 = abjad.Tuplet((2, 3), "c'8 c'8 c'8")
voice = abjad.Voice(
[abjad.Note(0, (1, 8)), tuplet_1,
abjad.Note(0, (1, 8))])
assert abjad.get.timespan(voice[0]).start_offset == 0 * abjad.Offset(1, 8)
assert abjad.get.timespan(voice[1]).start_offset == 1 * abjad.Offset(1, 8)
assert abjad.get.timespan(voice[2]).start_offset == 3 * abjad.Offset(1, 8)
def test_scoretools_Inspection_get_timespan_19():
r'''Offsets works on sequential tuplets.
'''
voice = abjad.Voice(3 *
abjad.Tuplet(abjad.Multiplier(2, 3), "c'8 d'8 e'8"))
assert abjad.inspect(
voice[0]).get_timespan().start_offset == 0 * abjad.Offset(1, 4)
assert abjad.inspect(
voice[1]).get_timespan().start_offset == 1 * abjad.Offset(1, 4)
assert abjad.inspect(
voice[2]).get_timespan().start_offset == 2 * abjad.Offset(1, 4)
def test_Inspection_timespan_19():
"""
Offsets works on sequential tuplets.
"""
voice = abjad.Voice(3 *
abjad.Tuplet(abjad.Multiplier(2, 3), "c'8 d'8 e'8"))
assert abjad.inspect(
voice[0]).timespan().start_offset == 0 * abjad.Offset(1, 4)
assert abjad.inspect(
voice[1]).timespan().start_offset == 1 * abjad.Offset(1, 4)
assert abjad.inspect(
voice[2]).timespan().start_offset == 2 * abjad.Offset(1, 4)
def test_Inspection_timespan_17():
"""
Prolated offset does NOT go across sequential staves.
"""
container = abjad.Container(
[abjad.Staff("c'8 d'8 e'8 f'8"),
abjad.Staff("c'8 d'8 e'8 f'8")])
container[0].name = container[1].name = "staff"
start_offset = abjad.inspect(container[0]).timespan().start_offset
assert start_offset == abjad.Offset(0)
start_offset = abjad.inspect(container[1]).timespan().start_offset
assert start_offset == abjad.Offset(1, 2)
def test_scoretools_Inspection_get_timespan_21():
r'''Offsets work on nested tuplets.
'''
tuplet_1 = abjad.Tuplet((1, 2), "c'8 d'8 e'8 f'8")
contents = [abjad.Note("c'4"), tuplet_1, abjad.Note("c'4")]
tuplet = abjad.Tuplet((2, 3), contents)
assert abjad.inspect(
tuplet[0]).get_timespan().start_offset == 0 * abjad.Offset(1, 6)
assert abjad.inspect(
tuplet[1]).get_timespan().start_offset == 1 * abjad.Offset(1, 6)
assert abjad.inspect(
tuplet[2]).get_timespan().start_offset == 2 * abjad.Offset(1, 6)
def test_scoretools_Inspection_get_timespan_12():
r'''Offset on leaves works in sequential contexts.
'''
voice_1 = abjad.Voice("c'8 d'8 e'8 f'8")
voice_2 = abjad.Voice("c'8 d'8 e'8 f'8")
staff = abjad.Staff([voice_1, voice_2])
for i, leaf in enumerate(voice_1):
start_offset = abjad.inspect(leaf).get_timespan().start_offset
assert start_offset == i * abjad.Offset(1, 8)
for i, leaf in enumerate(voice_2):
start_offset = abjad.inspect(leaf).get_timespan().start_offset
assert start_offset == i * abjad.Offset(1, 8) + abjad.Offset(1, 2)
def test_get_timespan_19():
"""
Offsets works on sequential tuplets.
"""
voice = abjad.Voice([
abjad.Tuplet(abjad.Multiplier(2, 3), "c'8 d'8 e'8"),
abjad.Tuplet(abjad.Multiplier(2, 3), "c'8 d'8 e'8"),
abjad.Tuplet(abjad.Multiplier(2, 3), "c'8 d'8 e'8"),
])
assert abjad.get.timespan(voice[0]).start_offset == 0 * abjad.Offset(1, 4)
assert abjad.get.timespan(voice[1]).start_offset == 1 * abjad.Offset(1, 4)
assert abjad.get.timespan(voice[2]).start_offset == 2 * abjad.Offset(1, 4)
def test_get_timespan_14():
"""
Offset on leaves works in nested simultaneous and sequential contexts.
"""
voice_1 = abjad.Voice("c'8 d'8 e'8 f'8")
voice_2 = abjad.Voice("c'8 d'8 e'8 f'8")
voice_3 = abjad.Voice("c'8 d'8 e'8 f'8")
staff = abjad.Staff([abjad.Container([voice_1, voice_2]), voice_3])
staff[0].simultaneous = True
for i, leaf in enumerate(voice_3):
start_offset = abjad.get.timespan(leaf).start_offset
assert start_offset == i * abjad.Offset(1, 8) + abjad.Offset(1, 2)
def test_scoretools_VerticalMoment___len___01():
score = abjad.Score(r'''
\new Staff {
\times 4/3 {
d''8
c''8
b'8
}
}
\new PianoStaff <<
\new Staff {
a'4
g'4
}
\new Staff {
\clef "bass"
f'8
e'8
d'8
c'8
}
>>
''')
staff_group = score[1]
vertical_moment = abjad.inspect(score).get_vertical_moment_at(
abjad.Offset(1, 8))
"VerticalMoment(abjad.Score<<2>>, abjad.Staff{1}, {@ 3:4 d''8, c''8, b'8 @}, d''8, PianoStaff<<2>>, abjad.Staff{2}, a'4, abjad.Staff{4}, e'8)"
assert len(vertical_moment) == 9
vertical_moment = abjad.inspect(score[0]).get_vertical_moment_at(
abjad.Offset(1, 8))
"VerticalMoment(abjad.Staff{1}, {@ 3:4 d''8, c''8, b'8 @}, d''8)"
assert len(vertical_moment) == 3
vertical_moment = abjad.inspect(staff_group).get_vertical_moment_at(
abjad.Offset(1, 8))
"VerticalMoment(PianoStaff<<2>>, abjad.Staff{2}, a'4, abjad.Staff{4}, e'8)"
assert len(vertical_moment) == 5
vertical_moment = abjad.inspect(staff_group[0]).get_vertical_moment_at(
abjad.Offset(1, 8))
"VerticalMoment(abjad.Staff{2}, a'4)"
assert len(vertical_moment) == 2
vertical_moment = abjad.inspect(staff_group[1]).get_vertical_moment_at(
abjad.Offset(1, 8))
"VerticalMoment(abjad.Staff{2}, e'8)"
assert len(vertical_moment) == 2
def test_get_timespan_12():
"""
Offset on leaves works in sequential contexts.
"""
voice_1 = abjad.Voice("c'8 d'8 e'8 f'8")
voice_2 = abjad.Voice("c'8 d'8 e'8 f'8")
abjad.Staff([voice_1, voice_2])
for i, leaf in enumerate(voice_1):
start_offset = abjad.get.timespan(leaf).start_offset
assert start_offset == i * abjad.Offset(1, 8)
for i, leaf in enumerate(voice_2):
start_offset = abjad.get.timespan(leaf).start_offset
assert start_offset == i * abjad.Offset(1, 8) + abjad.Offset(1, 2)
def test_QEventSequence_from_tempo_scaled_leaves_01():
staff = abjad.Staff([])
staff.append(abjad.Note(0, (1, 4)))
staff.append(abjad.Rest((1, 4)))
staff.append(abjad.Rest((1, 8)))
staff.append(abjad.Note(1, (1, 8)))
staff.append(abjad.Note(1, (1, 8)))
staff.append(abjad.Note(2, (1, 8)))
staff.append(abjad.Note(2, (1, 8)))
staff.append(abjad.Note(3, (1, 8)))
staff.append(abjad.Skip((1, 4)))
staff.append(abjad.Rest((1, 4)))
staff.append(abjad.Note(3, (1, 8)))
staff.append(abjad.Chord([0, 1, 4], (1, 4)))
abjad.tie(staff[3:5])
abjad.tie(staff[5:7])
tempo = abjad.MetronomeMark((1, 4), 55)
leaves = abjad.select.leaves(staff)
q_events = abjadext.nauert.QEventSequence.from_tempo_scaled_leaves(leaves, tempo)
assert q_events == abjadext.nauert.QEventSequence(
(
abjadext.nauert.PitchedQEvent(
abjad.Offset(0, 1), (abjad.NamedPitch("c'"),)
),
abjadext.nauert.SilentQEvent(abjad.Offset(12000, 11)),
abjadext.nauert.PitchedQEvent(
abjad.Offset(30000, 11), (abjad.NamedPitch("cs'"),)
),
abjadext.nauert.PitchedQEvent(
abjad.Offset(42000, 11), (abjad.NamedPitch("d'"),)
),
abjadext.nauert.PitchedQEvent(
abjad.Offset(54000, 11), (abjad.NamedPitch("ef'"),)
),
abjadext.nauert.SilentQEvent(abjad.Offset(60000, 11)),
abjadext.nauert.PitchedQEvent(
abjad.Offset(84000, 11), (abjad.NamedPitch("ef'"),)
),
abjadext.nauert.PitchedQEvent(
abjad.Offset(90000, 11),
(
abjad.NamedPitch("c'"),
abjad.NamedPitch("cs'"),
abjad.NamedPitch("e'"),
),
),
abjadext.nauert.TerminalQEvent(abjad.Offset(102000, 11)),
)
)
def test_scoretools_Inspection_get_timespan_20():
r'''Offsets work on tuplets between notes.
'''
tuplet_1 = abjad.Tuplet((2, 3), "c'8 c'8 c'8")
voice = abjad.Voice(
[abjad.Note(0, (1, 8)), tuplet_1,
abjad.Note(0, (1, 8))])
assert abjad.inspect(
voice[0]).get_timespan().start_offset == 0 * abjad.Offset(1, 8)
assert abjad.inspect(
voice[1]).get_timespan().start_offset == 1 * abjad.Offset(1, 8)
assert abjad.inspect(
voice[2]).get_timespan().start_offset == 3 * abjad.Offset(1, 8)
def test_scoretools_Inspection_get_timespan_10():
r'''Offset works with simultaneous structures.
'''
voice_1 = abjad.Voice("c'8 d'8 e'8 f'8")
voice_2 = abjad.Voice("c'8 d'8 e'8 f'8")
staff = abjad.Staff([voice_1, voice_2])
staff.is_simultaneous = True
for i, leaf in enumerate(voice_1):
start_offset = abjad.inspect(leaf).get_timespan().start_offset
assert start_offset == i * abjad.Offset(1, 8)
for i, leaf in enumerate(voice_2):
start_offset = abjad.inspect(leaf).get_timespan().start_offset
assert start_offset == i * abjad.Offset(1, 8)
