private void MoveStateMachine(PalmStateCommand command)
{
PalmState beforeState = _palmState.CurrentState;
_palmState.MoveNext(command);
PalmState afterState = _palmState.CurrentState;
GameObject nearestGameObject = null;
if ((beforeState == PalmState.Grabbing || beforeState == PalmState.Hovering) && afterState == PalmState.Idle)
{
nearestGameObject = _cachedNearestGameObject;
}
else
{
_cachedNearestGameObject = Hand.Palm.NearObjects[0].gameObject;
nearestGameObject = _cachedNearestGameObject;
}
if (!nearestGameObject)
{
Debug.LogError("Could not reference the nearest gameobject");
return;
}
_handObjectReferences.AcceptStateTransitionForObject(nearestGameObject, beforeState, afterState);
}
private KeyValuePair <PalmState, Action> GetNext(PalmStateCommand palmStateCommand)
{
PalmStateTransition transition = new PalmStateTransition(_currentState, palmStateCommand);
KeyValuePair <PalmState, Action> nextState;
if (!_transitions.TryGetValue(transition, out nextState))
{
throw new Exception("Invalid transition: " + _currentState + " -> " + palmStateCommand);
}
return(nextState);
}
/// <summary>
/// Event to notify state machine to move onto next state.
/// </summary>
/// <param name="palmStateCommand">Command to exicute.</param>
/// <returns>New palm state.</returns>
public PalmState MoveNext(PalmStateCommand palmStateCommand)
{
var nextState = GetNext(palmStateCommand);
_currentState = nextState.Key;
if (nextState.Value != null)
{
nextState.Value.Invoke();
}
else
{
UnityEngine.Debug.Log("Nest state event is null");
}
return(_currentState);
}
public PalmStateTransition(PalmState currentState, PalmStateCommand palmStateCommand)
{
_currentState = currentState;
_palmStateCommand = palmStateCommand;
}
