def unbind(self, mark, key):
key = key_to_path(key)
property = accessors.getitempath(mark, key)
if property is not None:
property.unbind()
self.binding_changed(mark)
else:
logger.warn('Unknown property "{}".'.format(key))
def group_by(self, mark, key):
key = key_to_path(key)
property = accessors.getitempath(mark, key)
if property is not None:
property.grouping = GroupState.next(property.grouping)
if property.grouping == 0:
mark._groupby.remove(key)
if property.grouping == 1:
mark._groupby.append(key)
self.binding_changed(mark)
def sort_by(self, mark, key):
key = key_to_path(key)
property = accessors.getitempath(mark, key)
if property is not None:
property.sorting = SortState.next(property.sorting)
if property.sorting == 0:
mark._sortby.remove(key)
if property.sorting == 1:
mark._sortby.append(key)
self.binding_changed(mark)
def shape_palettes(path):
path = None if path is None else path.split(".")
return accessors.getitempath(shape_palette_libraries, path) if path else None
def __getitem__(self, key):
return accessors.getitempath(self._obj, key_to_path(key))
def groupby(self):
return list(filter(accessors.attrgetter("bound"), [accessors.getitempath(self, path) for path in self._groupby]))
