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 __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 _get_lilypond_format(self):
text, equation = None, None
if self.textual_indication is not None:
text = self.textual_indication
text = Scheme.format_scheme_value(text)
if self.reference_duration is not None and self.units_per_minute is not None:
equation = self._equation
if self.custom_markup is not None:
return rf"\tempo {self.custom_markup}"
elif text and equation:
return rf"\tempo {text} {equation}"
elif equation:
return rf"\tempo {equation}"
elif text:
return rf"\tempo {text}"
else:
return r"\tempo \default"
