protected virtual void Update()
{
try
{
if (_currentBaseControlHandler != null)
{
while (!_currentBaseControlHandler.Update())
{
BaseControlHandler poppedHandler = _controlHandlers.Pop();
poppedHandler.Dispose();
Logger.Info("Popped handler: " + poppedHandler.ToString());
TryActivateCurrentControlHandler(poppedHandler);
}
// after we updated the control handler, we now want to notify all stack members (excluding the current handler/peek) that an update
// has occurred. This is necessary in case stacked handlers need to react to actions, for example: melee attack is interrupted by wall jump handler
for (int i = _controlHandlers.Count - 2; i >= 0; i--)
{
_controlHandlers[i].OnAfterStackPeekUpdate();
}
}
}
catch (Exception err)
{
Logger.Error("Game object " + this.name + " misses default control handler.", err);
throw;
}
}
/// <summary>
/// Pushes the control handler.
/// </summary>
/// <param name="controlHandler">The control handler.</param>
public void PushControlHandler(BaseControlHandler controlHandler)
{
Logger.Info("Pushing handler: " + controlHandler.ToString());
_controlHandlers.Push(controlHandler);
TryActivateCurrentControlHandler(_currentBaseControlHandler);
}
public void InsertControlHandlerBeforeCurrent(BaseControlHandler controlHandler)
{
var index = Mathf.Max(0, _controlHandlers.Count - 1);
Logger.Info("Inserting handler: " + controlHandler.ToString() + " at index " + index);
_controlHandlers.Insert(index, controlHandler);
}
public void InsertControlHandler(int index, BaseControlHandler controlHandler)
{
Logger.Info("Inserting handler: " + controlHandler.ToString() + " at index " + index);
if (index >= _controlHandlers.Count)
{
PushControlHandler(controlHandler);
}
else
{
_controlHandlers.Insert(index, controlHandler);
}
}
private void TryActivateCurrentControlHandler(BaseControlHandler previousControlHandler)
{
_currentBaseControlHandler = _controlHandlers.Peek();
while (_currentBaseControlHandler != null &&
!_currentBaseControlHandler.TryActivate(previousControlHandler))
{
previousControlHandler = _controlHandlers.Pop();
Logger.Info("Popped handler: " + previousControlHandler.ToString());
previousControlHandler.Dispose();
_currentBaseControlHandler = _controlHandlers.Peek();
}
}
/// <summary>
/// Removes the control handler.
/// </summary>
/// <param name="controlHandler">The control handler.</param>
public void RemoveControlHandler(BaseControlHandler controlHandler)
{
Logger.Info("Removing handler: " + controlHandler.ToString());
if (controlHandler == _currentBaseControlHandler)
{
BaseControlHandler poppedHandler = _controlHandlers.Pop();
poppedHandler.Dispose();
TryActivateCurrentControlHandler(poppedHandler);
}
else
{
_controlHandlers.Remove(controlHandler);
controlHandler.Dispose();
}
}
public void ExchangeControlHandler(int index, BaseControlHandler controlHandler)
{
Logger.Info("Exchanging handler " + _controlHandlers[index].ToString() + " (index: " + index + ") with " + controlHandler.ToString());
if (_controlHandlers[index] == _activeControlHandler)
{
var poppedHandler = _controlHandlers.Exchange(index, controlHandler);
poppedHandler.Dispose();
TryActivateCurrentControlHandler(poppedHandler);
}
else
{
_controlHandlers.Exchange(index, controlHandler);
}
}