public void AddState(State state)
{
if (null == m_statesDict)
m_statesDict = new Dictionary<Type, State>();
if(!m_statesDict.ContainsKey(state.GetType()))
m_statesDict.Add(state.GetType(), state);
}
/// <summary>
/// changes the current state
/// </summary>
public R ChangeState <R>() where R : State <T>
{
var newType = typeof(R);
// Don't change if we're in the new state already
if (currentState != null && currentState.GetType() == newType)
{
return(currentState as R);
}
if (!ContainsState <R>())
{
UnityEngine.Debug.LogError("State " + newType.Name + " does not exist on " + context + ". Did you forget to add it by calling addState? Current state will remain active.");
return(null);
}
// Exit the old state, if it exists.
if (currentState != null)
{
ExitState();
}
// swap states and call begin
previousState = currentState;
currentState = states[newType];
EnterState();
// Debug.Log (DebugX.LogString(this, "Transitioned from "+previousState.ToString()+" to "+_currentState.ToString()));
if (OnStateChanged != null)
{
OnStateChanged(previousState == null ? null : previousState.GetType(), currentState.GetType());
}
// Run the new state.
currentState.UpdateTransitions();
return(currentState as R);
}
/// <summary>
/// Adds a state to the machine
/// </summary>
public void AddState(State <T> state)
{
UnityEngine.Debug.Assert(state != null, "New state is null");
states[state.GetType()] = state;
state.SetMachine(this);
}
