def _make_global_context_block(
font_size=3,
minimum_distance=10,
padding=4,
):
assert isinstance(font_size, (int, float))
assert isinstance(padding, (int, float))
block = ContextBlock(
type_='Engraver_group',
name='GlobalContext',
)
block.consists_commands.append('Axis_group_engraver')
block.consists_commands.append('Time_signature_engraver')
time_signature_grob = override(block).time_signature
time_signature_grob.X_extent = (0, 0)
time_signature_grob.X_offset = Scheme(
'ly:self-alignment-interface::x-aligned-on-self')
time_signature_grob.Y_extent = (0, 0)
time_signature_grob.break_align_symbol = False
time_signature_grob.break_visibility = Scheme(
'end-of-line-invisible', )
time_signature_grob.font_size = font_size
time_signature_grob.self_alignment_X = Scheme('center')
spacing_vector = SpacingVector(
0,
minimum_distance,
padding,
0,
)
grob = override(block).vertical_axis_group
grob.default_staff_staff_spacing = spacing_vector
return block
def __init__(self, symbol=None):
if symbol is None:
symbol = 'cross'
symbol = str(symbol)
Scheme.__init__(
self,
symbol,
quoting="'",
)
def __init__(self, *args, **kwargs):
from abjad.tools import schemetools
args_as_pairs = []
for arg in args:
if not isinstance(arg, (tuple, schemetools.SchemePair)):
message = 'must be Python pair or Scheme pair: "%s".'
raise TypeError(message % arg)
arg_as_pair = schemetools.SchemePair(*arg)
args_as_pairs.append(arg_as_pair)
Scheme.__init__(self, *args_as_pairs, **{'quoting': "'"})
def __init__(self, *args, **kwargs):
from abjad.tools import schemetools
args_as_pairs = []
for arg in args:
if not isinstance(arg, (tuple, schemetools.SchemePair)):
message = 'must be Python pair or Scheme pair: "%s".'
raise TypeError(message % arg)
arg_as_pair = schemetools.SchemePair(*arg)
args_as_pairs.append(arg_as_pair)
Scheme.__init__(self, *args_as_pairs, **{'quoting': "'"})
def __init__(self, *args, **kwargs):
if len(args) == 1 and isinstance(args[0], SchemePair):
args = args[0]._value
elif len(args) == 1 and isinstance(args[0], tuple):
args = args[0][:]
elif len(args) == 2:
args = args
else:
message = 'can not initialize Scheme pair from {!r}.'
raise TypeError(message.format(args))
Scheme.__init__(self, *args, **kwargs)
def __init__(self, *args, **kwargs):
if len(args) == 1 and durationtools.Duration.is_token(args[0]):
args = durationtools.Duration(args[0])
elif len(args) == 1 and isinstance(args[0], type(self)):
args = args[0].duration
elif len(args) == 2 and isinstance(args[0], int) and isinstance(args[1], int):
args = durationtools.Duration(args)
else:
message = 'can not intialize scheme moment from "{}".'
raise TypeError(message.format(args))
Scheme.__init__(self, args, **kwargs)
def __init__(self, *args, **kwargs):
if len(args) == 1 and isinstance(args[0], SchemePair):
args = args[0]._value
elif len(args) == 1 and isinstance(args[0], tuple):
args = args[0][:]
elif len(args) == 2:
args = args
elif len(args) == 0:
args = (0, 1)
else:
message = 'can not initialize {}: {!r}.'
message = message.format(type(self).__name__, args)
raise TypeError(message)
Scheme.__init__(self, *args, **kwargs)
def __init__(self, *args, **kwargs):
if len(args) == 1 and isinstance(args[0], SchemePair):
args = args[0]._value
elif len(args) == 1 and isinstance(args[0], tuple):
args = args[0][:]
elif len(args) == 2:
args = args
elif len(args) == 0:
args = (0, 1)
else:
message = 'can not initialize {}: {!r}.'
message = message.format(type(self).__name__, args)
raise TypeError(message)
Scheme.__init__(self, *args, **kwargs)
def __init__(self, *args, **kwargs):
if len(args) == 1 and durationtools.Duration.is_token(args[0]):
args = durationtools.Duration(args[0])
elif len(args) == 1 and isinstance(args[0], type(self)):
args = args[0].duration
elif len(args) == 2 and \
isinstance(args[0], int) and isinstance(args[1], int):
args = durationtools.Duration(args)
elif len(args) == 0:
args = durationtools.Duration((1, 4))
else:
message = 'can not intialize {}: {!r}.'
message = message.format(type(self).__name__, args)
raise TypeError(message)
Scheme.__init__(self, args, **kwargs)
def __init__(self, *args, **kwargs):
if len(args) == 1 and durationtools.Duration.is_token(args[0]):
args = durationtools.Duration(args[0])
elif len(args) == 1 and isinstance(args[0], type(self)):
args = args[0].duration
elif len(args) == 2 and \
isinstance(args[0], int) and isinstance(args[1], int):
args = durationtools.Duration(args)
elif len(args) == 0:
args = durationtools.Duration((1, 4))
else:
message = 'can not intialize {}: {!r}.'
message = message.format(type(self).__name__, args)
raise TypeError(message)
Scheme.__init__(self, args, **kwargs)
def __init__(self, value=None):
from abjad.tools import schemetools
value = value or []
pairs = []
for item in value:
if isinstance(item, tuple):
pair = schemetools.SchemePair(item)
elif isinstance(item, schemetools.SchemePair):
pair = item
else:
message = 'must be Python pair or Scheme pair: {!r}.'
message = message.format(item)
raise TypeError(message)
pairs.append(pair)
Scheme.__init__(self, value=pairs, quoting="'")
def __str__(self) -> str:
r"""
Gets string representation of staff change.
.. container:: example
Default staff change:
>>> staff_change = abjad.StaffChange()
>>> print(str(staff_change))
\change Staff = ##f
.. container:: example
Explicit staff change:
>>> lh_staff = abjad.Staff("s2", name='LHStaff')
>>> staff_change = abjad.StaffChange(staff=lh_staff)
>>> print(str(staff_change))
\change Staff = LHStaff
"""
if self.staff is None:
return r'\change Staff = ##f'
value = Scheme.format_scheme_value(self.staff.name)
return rf'\change Staff = {value}'
def tweak_string(self):
r'''Gets LilyPond grob override \tweak string.
>>> override = abjad.LilyPondGrobOverride(
... grob_name='Glissando',
... property_path='style',
... value=abjad.SchemeSymbol('zigzag'),
... )
>>> override.tweak_string
"- \\tweak style #'zigzag"
Returns string.
'''
result = [r'- \tweak']
string = '.'.join(self.property_path)
result.append(string)
string = Scheme.format_embedded_scheme_value(self.value)
result.append(string)
return ' '.join(result)
def override_format_pieces(self) -> typing.Tuple[str, ...]:
r"""
Gets LilyPond grob override \override format pieces.
.. container:: example
>>> override = abjad.LilyPondGrobOverride(
... lilypond_type='Staff',
... grob_name='TextSpanner',
... once=True,
... property_path=(
... 'bound-details',
... 'left',
... 'text',
... ),
... value=abjad.Markup(r'\bold { over pressure }'),
... )
>>> for line in override.override_format_pieces:
... line
...
'\\once \\override Staff.TextSpanner.bound-details.left.text = \\markup {'
' \\bold'
' {'
' over'
' pressure'
' }'
' }'
"""
result = []
if self.once:
result.append(r'\once')
result.append(r'\override')
result.append(self._override_property_path_string())
result.append('=')
value_pieces = Scheme.format_embedded_scheme_value(self.value)
value_pieces = value_pieces.split('\n')
result.append(value_pieces[0])
result[:] = [' '.join(result)]
result.extend(value_pieces[1:])
return tuple(result)
def format_pieces(self) -> typing.Tuple[str, ...]:
r"""
Gets LilyPond context setting \set or \unset format pieces.
"""
result = []
if not self.is_unset:
result.append(r'\set')
else:
result.append(r'\unset')
if self.lilypond_type is not None:
string = f'{self.lilypond_type}.{self.context_property}'
result.append(string)
else:
result.append(self.context_property)
result.append('=')
value_pieces = Scheme.format_embedded_scheme_value(self.value)
value_pieces = value_pieces.split('\n')
result.append(value_pieces[0])
result[:] = [' '.join(result)]
result.extend(value_pieces[1:])
return tuple(result)
def override_format_pieces(self):
r'''Gets LilyPond grob override \override format pieces.
>>> override = abjad.LilyPondGrobOverride(
... lilypond_type='Staff',
... grob_name='TextSpanner',
... once=True,
... property_path=(
... 'bound-details',
... 'left',
... 'text',
... ),
... value=abjad.Markup(r'\bold { over pressure }'),
... )
>>> for line in override.override_format_pieces:
... line
...
'\\once \\override Staff.TextSpanner.bound-details.left.text = \\markup {'
' \\bold'
' {'
' over'
' pressure'
' }'
' }'
Returns tuple of strings.
'''
result = []
if self.once:
result.append(r'\once')
result.append(r'\override')
result.append(self._override_property_path_string)
result.append('=')
value_pieces = Scheme.format_embedded_scheme_value(self.value)
value_pieces = value_pieces.split('\n')
result.append(value_pieces[0])
result[:] = [' '.join(result)]
result.extend(value_pieces[1:])
return tuple(result)
def tweak_string(self, directed=True, grob=False) -> str:
r"""
Gets LilyPond grob override \tweak string.
.. container:: example
>>> override = abjad.LilyPondGrobOverride(
... grob_name='Glissando',
... property_path='style',
... value=abjad.SchemeSymbol('zigzag'),
... )
>>> override.tweak_string()
"- \\tweak style #'zigzag"
.. container:: example
>>> override = abjad.LilyPondGrobOverride(
... grob_name='RehearsalMark',
... property_path='color',
... value='red',
... )
>>> override.tweak_string(directed=False)
'\\tweak color #red'
"""
if directed:
result = [r'- \tweak']
else:
result = [r'\tweak']
if grob:
property_path = (self.grob_name,) + self.property_path
else:
property_path = self.property_path
string = '.'.join(property_path)
result.append(string)
string = Scheme.format_embedded_scheme_value(self.value)
result.append(string)
return ' '.join(result)
def __init__(self, value=(None, None)):
assert isinstance(value, tuple), repr(value)
assert len(value) == 2, repr(value)
Scheme.__init__(self, value=value)
def __init__(self, *args):
Scheme.__init__(self, *args, quoting="'")
def __init__(self, *args):
Scheme.__init__(self, *args, **{'quoting': "'"})
def __init__(self, value=[]):
Scheme.__init__(self, value, quoting="'#")
def __init__(self, *args):
Scheme.__init__(self, *args, quoting="'")
def __init__(self, symbol='cross'):
symbol = str(symbol)
Scheme.__init__(self, value=symbol, quoting="'")
