/// <summary>
/// Add a new state transition to the state machine.
/// </summary>
/// <param name="initialState">Beginning state of transition.</param>
/// <param name="endState">Ending state of transition.</param>
/// <param name="action">Callback action method to execute after transition.</param>
public void AddTransition(E initialState, E endState, Action action)
{
StateTransition <E> transition = new StateTransition <E>(initialState, endState);
// Check if transition already exists.
if (this.stateTransitions.ContainsKey(transition))
{
// Transtion already exists.
return;
}
// Add transition.
this.stateTransitions.Add(transition, action);
}
/// <summary>
/// Check if this StateTransition is the same as another.
/// </summary>
/// <param name="stateTransition">StateTransition to check against.</param>
/// <returns>true if StateTransitions are the same.</returns>
public bool Equals(StateTransition <E> stateTransition)
{
if (ReferenceEquals(stateTransition, this))
{
return(true);
}
else if (ReferenceEquals(stateTransition, null))
{
throw new ArgumentNullException("stateTransition argument must not be null.");
}
else
{
bool isEqual =
this.initialState.Equals(stateTransition.InitialState) &&
this.endState.Equals(stateTransition.EndState);
return(isEqual);
}
}
