/// <summary>
/// Start a new listener and that listens to the identified keycode, and executes it's onInput event when the right input is detected.
/// Each listener requires a unique ID to be able to stop the listener later on.
/// </summary>
/// <param name="id"></param>
/// <param name="keyCode"></param>
/// <param name="onInput"></param>
/// <param name="stopType"></param>
public static void StartListening(string id, KeyCode keyCode, Action onInput, InputListenerKeyType keyType = InputListenerKeyType.GetKey, InputListenerStopType stopType = InputListenerStopType.Manual)
{
ListenerData foundListenerDataWithIdenticalID = GetListenerData(id);
if (foundListenerDataWithIdenticalID != null)
{
Debug.LogError("A listener with id " + id + " already exists!");
return;
}
ListenerData foundListenerData = GetListenerData(keyCode, keyType, stopType);
if (foundListenerData == null)
{
Dictionary <string, Action> onInputEventsById = new Dictionary <string, Action>();
onInputEventsById.Add(id, onInput);
ListenerData listenerData = new ListenerData()
{
KeyCode = keyCode,
KeyType = keyType,
StopType = stopType,
OnInputEventsById = onInputEventsById,
};
listenerDataContainer.Add(listenerData);
Coroutine listenerCoroutine = CoroutineHelper.Start(ListenToInput(keyCode, keyType, stopType));
listenerData.ListenerCoroutine = listenerCoroutine;
}
else
{
foundListenerData.OnInputEventsById.Add(id, onInput);
}
}
private static ListenerData GetListenerData(KeyCode keyCode, InputListenerKeyType keyType, InputListenerStopType stopType)
{
ListenerData foundListenerData = listenerDataContainer.Find(listenerData =>
{
bool match = keyCode == listenerData.KeyCode && keyType == listenerData.KeyType && stopType == listenerData.StopType;
return(match);
});
return(foundListenerData);
}
private static IEnumerator ListenToInput(KeyCode keyCode, InputListenerKeyType keyType, InputListenerStopType stopType)
{
Func <KeyCode, bool> keyCheck = null;
switch (keyType)
{
case InputListenerKeyType.GetKeyDown:
keyCheck = x => Input.GetKeyDown(x);
break;
case InputListenerKeyType.GetKey:
keyCheck = x => Input.GetKey(x);
break;
case InputListenerKeyType.GetKeyUp:
keyCheck = x => Input.GetKeyUp(x);
break;
}
while (true)
{
while (!keyCheck(keyCode))
{
yield return(null);
}
ListenerData listenerData = GetListenerData(keyCode, keyType, stopType);
List <Action> onInputs = listenerData.OnInputEventsById.Values.ToList();
foreach (Action onInput in onInputs)
{
if (onInput != null)
{
onInput();
}
}
if (stopType == InputListenerStopType.Automatic)
{
break;
}
yield return(null);
}
}
