Method eventObserved

packages/core/src/Controller.ts:310–322

@internal

(event: FrameValue.Event)

  /** @internal */
  eventObserved(event: FrameValue.Event) {
    if (event.type == 'change') {
      this._changed.add(event.parent)
      if (!event.idle) {
        this._active.add(event.parent)
      }
    } else if (event.type == 'idle') {
      this._active.delete(event.parent)
    }
    // The `onFrame` handler runs when a parent is changed or idle.
    else return
    raf.onFrame(this._onFrame)
  }
}

/**