/// <summary> Appel la fonction Exit() du vieux state et le Enter() du nouveau </summary>
/// <param name="newState"> Nouveau state </param>
public void ChangeState(IStates newState)
{
currentState.Exit();
previousState = currentState;
currentState = newState;
currentState.Enter();
}
public void ChangeState(IStates newState)
{
if (currentState != null)
{
currentState.Exit();
}
currentState = newState;
currentState.Enter(this);
}