// Add listeners to the OnStateActivated and OnStateDeactivated events
private void AddStateEventListeners()
{
// Add listeners to invoke a state event.
OnStateActivated.AddListener((state) =>
{
// If the event configuration for a state is of type StateEvents, this means that the state
// does not have associated dynamic event data. Therefore, the state event can be invoked when
// the state value changes without passing in event data.
if (state.EventConfiguration is StateEvents)
{
EventReceiverManager.InvokeStateEvent(state.Name);
}
});
OnStateDeactivated.AddListener((previousState, currentState) =>
{
if (previousState.EventConfiguration is StateEvents)
{
EventReceiverManager.InvokeStateEvent(previousState.Name);
}
});
}
/// <summary>
/// Gets and sets a state to On and invokes the OnStateActivated event. Setting a
/// state on changes the state value to 1.
/// </summary>
/// <param name="stateName">The name of the state to set to on</param>
/// <returns>The state that was set to on</returns>
public InteractionState SetStateOn(string stateName)
{
InteractionState state = GetState(stateName);
if (state != null)
{
// Only update the state value and invoke events if InteractiveElement is Active
if (state.Value != 1 && InteractiveElement.Active)
{
state.Value = 1;
state.Active = true;
OnStateActivated.Invoke(state);
// Only add the state to activeStates if it is not present
if (!activeStates.Contains(state))
{
activeStates.Add(state);
}
InteractionState defaultState = GetState(defaultStateName);
// If the state getting switched on and is NOT the default state, then make sure the default state is off
// The default state is only active when ALL other states are not active
if (state.Name != defaultStateName && defaultState.Active)
{
SetStateOff(defaultStateName);
}
}
}
else
{
Debug.LogError($"The {stateName} state is not being tracked, add this state using AddState(state) to set it");
}
return(state);
}
