def _update_all_leaf_indices_and_measure_numbers(component):
r'''Call only when updating offsets.
No separate state flags exist for leaf indices or measure numbers.
'''
from abjad.tools import contexttools
from abjad.tools import iterationtools
parentage = component._get_parentage()
score_root = parentage.root
if isinstance(score_root, contexttools.Context):
contexts = iterationtools.iterate_contexts_in_expr(score_root)
for context in contexts:
for leaf_index, leaf in enumerate(
iterationtools.iterate_leaves_in_expr(context)):
leaf._leaf_index = leaf_index
for measure_index, measure in enumerate(
iterationtools.iterate_measures_in_expr(context)):
measure_number = measure_index + 1
measure._measure_number = measure_number
else:
for leaf_index, leaf in enumerate(
iterationtools.iterate_leaves_in_expr(score_root)):
leaf._leaf_index = leaf_index
for measure_index, measure in enumerate(
iterationtools.iterate_measures_in_expr(score_root)):
measure_number = measure_index + 1
measure._measure_number = measure_number
def score_name(self):
r'''Context dictionary score name.
Returns string or none.
'''
for context in iterationtools.iterate_contexts_in_expr(self.score):
if isinstance(context, scoretools.Score):
return context.name
def _initialize_single_context_set_expressions_by_context(self):
from experimental.tools import musicexpressiontools
context_names = []
if self.score is not None:
for context in \
iterationtools.iterate_contexts_in_expr(self.score):
assert context.context_name is not None, context.name_name
context_names.append(context.name)
for context_name in sorted(context_names):
self[context_name] = musicexpressiontools.ContextProxy()
