fn on_enter(&mut self, _world: &mut World)fn on_exit(&mut self, _world: &mut World)fn on_pause(&mut self, _world: &mut World)fn on_resume(&mut self, _world: &mut World)fn on_process(&mut self, _world: &mut World) -> StateChangefn on_process_background(&mut self, _world: &mut World)impl State for ()[src]