@Override
  public @NotNull String dumpState() {
    return String.format(
      "recalculation in progress: %b; event being processed: %s, available width: %d, visible width: %d, dirty: %b",
      myInProgress, myEventBeingProcessed, myAvailableWidth, myVisibleAreaWidth, myIsDirty
    );
  }
@Override
  public @NotNull String dumpState()