def _get_lilypond_format_bundle(self, leaf):
from abjad.tools import lilypondnametools
from abjad.tools import schemetools
from abjad.tools import systemtools
lilypond_format_bundle = self._get_basic_lilypond_format_bundle(leaf)
if self._is_my_only_leaf(leaf):
context_setting = lilypondnametools.LilyPondContextSetting(
context_name='Staff',
context_property='pedalSustainStyle',
value=schemetools.Scheme(self.style, quoting="'"),
)
lilypond_format_bundle.update(context_setting)
string = self._kinds[self.kind][0]
lilypond_format_bundle.right.spanner_starts.append(string)
string = self._kinds[self.kind][1]
lilypond_format_bundle.right.spanner_starts.append(string)
elif self._is_my_first_leaf(leaf):
context_setting = lilypondnametools.LilyPondContextSetting(
context_name='Staff',
context_property='pedalSustainStyle',
value=schemetools.Scheme(self.style, quoting="'"),
)
lilypond_format_bundle.update(context_setting)
string = self._kinds[self.kind][0]
lilypond_format_bundle.right.spanner_starts.append(string)
elif self._is_my_last_leaf(leaf):
string = self._kinds[self.kind][1]
lilypond_format_bundle.right.spanner_stops.append(string)
return lilypond_format_bundle
def _get_lilypond_format_bundle(self, leaf):
from abjad.tools import lilypondnametools
lilypond_format_bundle = self._get_basic_lilypond_format_bundle(leaf)
if not self._is_beamable_component(leaf):
return lilypond_format_bundle
elif not self.use_stemlets and (
not hasattr(leaf, 'written_pitch') and
not hasattr(leaf, 'written_pitches')):
return lilypond_format_bundle
leaf_ids = [id(x) for x in self._get_leaves()]
previous_leaf = leaf._get_leaf(-1)
previous_leaf_is_joinable = self._leaf_is_joinable(
previous_leaf, leaf_ids)
next_leaf = leaf._get_leaf(1)
next_leaf_is_joinable = self._leaf_is_joinable(next_leaf, leaf_ids)
left_beam_count, right_beam_count = self._get_beam_counts(
leaf,
previous_leaf,
previous_leaf_is_joinable,
next_leaf,
next_leaf_is_joinable,
)
if left_beam_count is not None:
context_setting = lilypondnametools.LilyPondContextSetting(
context_property='stemLeftBeamCount',
value=left_beam_count,
)
lilypond_format_bundle.update(context_setting)
if right_beam_count is not None:
context_setting = lilypondnametools.LilyPondContextSetting(
context_property='stemRightBeamCount',
value=right_beam_count,
)
lilypond_format_bundle.update(context_setting)
start_piece, stop_piece = self._get_start_and_stop_pieces(
leaf,
previous_leaf,
next_leaf,
leaf_ids,
)
if start_piece and stop_piece:
lilypond_format_bundle.right.spanner_starts.extend([
start_piece, stop_piece])
elif start_piece:
lilypond_format_bundle.right.spanner_starts.append(start_piece)
elif stop_piece:
lilypond_format_bundle.right.spanner_stops.append(stop_piece)
return lilypond_format_bundle