Method OnTimer

Interaction/Style/vtkInteractorStyleUser.cxx:47–82

------------------------------------------------------------------------------ checks for USERINTERACTION state, then defers to the superclass modes

//------------------------------------------------------------------------------
// checks for USERINTERACTION state, then defers to the superclass modes
void vtkInteractorStyleUser::OnTimer()
{
  if (this->HasObserver(vtkCommand::TimerEvent))
  {
    this->InvokeEvent(vtkCommand::TimerEvent, &(this->TimerId));
  }

  if (this->State == VTKIS_USERINTERACTION)
  {
    if (this->HasObserver(vtkCommand::UserEvent))
    {
      this->InvokeEvent(vtkCommand::UserEvent, nullptr);
      this->OldPos[0] = this->LastPos[0];
      this->OldPos[1] = this->LastPos[1];
      if (this->UseTimers)
      {
        this->Interactor->ResetTimer(this->TimerId);
      }
    }
  }
  else if (!(this->HasObserver(vtkCommand::MouseMoveEvent) &&
             (this->Button == 0 ||
               (this->HasObserver(vtkCommand::LeftButtonPressEvent) && this->Button == 1) ||
               (this->HasObserver(vtkCommand::MiddleButtonPressEvent) && this->Button == 2) ||
               (this->HasObserver(vtkCommand::RightButtonPressEvent) && this->Button == 3))))
  {
    this->vtkInteractorStyle::OnTimer();
  }
  else if (this->HasObserver(vtkCommand::TimerEvent))
  {
    if (this->UseTimers)
    {
      this->Interactor->ResetTimer(this->TimerId);
    }
  }
}

//------------------------------------------------------------------------------
void vtkInteractorStyleUser::OnKeyPress()