InterfaceAggregator — Abjad v1.1.1 documentation

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# InterfaceAggregator

class `abjad.interfaces.aggregator.` `InterfaceAggregator`(client)

  Bases: `abjad.core.interface._Interface`

  Aggregate information about all format-contributing interfaces.

  `after`
    Ordered list of format-time contributions for after format slot.
  `before`
    Ordered list of format-time contributions for before format slot.
  `closing`
    Ordered list of format-time contributions for closing format slot.
  `contributions`
    Returns an ordered list of contribution triples.
  `contributors`
  `left`
    Ordered list of format-time contributions for left format slot.
  `opening`
    Ordered list of format-time contributions for opening format slot.
  `overrides`
    Ordered data structure of format-time grob overrides.
  `report`(output='screen')
    Deliver report of format-time contributions. Order by interface, location, contribution.
  `reverts`
    Ordered data structure of format-time grob reverts.
  `right`
    Ordered list of format-time contributions for right format slot.
  `settings`
    Ordered data structure of format-time context settings.

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