public void RestorePreviousState(GameStates state = GameStates.None)
{
if (_stateStack.Count == 0)
{
throw new Exception("No previous states available");
}
// set target state to the previous state if none specified
if (state == GameStates.None)
{
state = (_stateStack.Peek() as BaseGameState).GameState;
}
while (_stateStack.Count > 0 && CurrentState.GameState != state)
{
CurrentState.OnExit -= OnExit;
CurrentState.Dispose();
CurrentState = (BaseGameState)_stateStack.Pop();
}
if (CurrentState == null)
{
throw new Exception("Previous state not found: " + state.ToString());
}
Debug.Log("Restored state to " + CurrentState.GameState.ToString());
CurrentState.OnExit += OnExit;
CurrentState.EnterState();
}
public void ChangeGameState(BaseGameState newState, bool pushPreviousState = false)
{
// destroy or push old state
if (CurrentState != null)
{
CurrentState.OnExit -= OnExit;
if (pushPreviousState)
{
_stateStack.Push(CurrentState);
}
else
{
CurrentState.Dispose();
}
}
// set new state
CurrentState = newState;
Debug.Log("Changed state to " + CurrentState.GameState.ToString());
CurrentState.OnExit += OnExit;
CurrentState.EnterState();
}
public void ChangeGameState(BaseGameState newState, bool pushPreviousState = false) {
// destroy or push old state
if(CurrentState != null) {
CurrentState.OnExit -= OnExit;
if(pushPreviousState)
_stateStack.Push(CurrentState);
else
CurrentState.Dispose();
}
// set new state
CurrentState = newState;
Debug.Log("Changed state to " + CurrentState.GameState.ToString());
CurrentState.OnExit += OnExit;
CurrentState.EnterState();
}
public void RestorePreviousState(GameStates state = GameStates.None) {
if(_stateStack.Count == 0) throw new Exception("No previous states available");
// set target state to the previous state if none specified
if(state == GameStates.None)
state = (_stateStack.Peek() as BaseGameState).GameState;
while(_stateStack.Count > 0 && CurrentState.GameState != state) {
CurrentState.OnExit -= OnExit;
CurrentState.Dispose();
CurrentState = (BaseGameState)_stateStack.Pop();
}
if(CurrentState == null) throw new Exception("Previous state not found: " + state.ToString());
Debug.Log("Restored state to " + CurrentState.GameState.ToString());
CurrentState.OnExit += OnExit;
CurrentState.EnterState();
}
