/// <summary>Adds a game state to the game</summary>
/// <param name="stateId">What you want this state to be called so that you can access it.</param>
/// <param name="state">The reference to the game state object to be added.</param>
public static void AddState(InterfaceGameState state)
{
if (StateExists(state.Id))
{
Output.ClearIndent();
Output.WriteLine("ERROR!\nStateSystem.cs\\AddState(): " + state.Id + " already exits.");
throw new StateSystemException("ERROR!\nStateSystem.cs\\AddState(): " + state.Id + " already exits.");
}
else
{
_stateDatabase.Add(state);
Output.WriteLine("\"" + state.Id + "\" state loaded;");
}
}
/// <summary>Adds a game state to the game</summary>
/// <param name="stateId">What you want this state to be called so that you can access it.</param>
/// <param name="state">The reference to the game state object to be added.</param>
public static void AddState(InterfaceGameState state)
{
if (StateExists(state.Id))
{
Output.ClearIndent();
Output.WriteLine("ERROR!\nStateSystem.cs\\AddState(): " + state.Id + " already exits.");
throw new StateSystemException("ERROR!\nStateSystem.cs\\AddState(): " + state.Id + " already exits.");
}
else
{
_stateDatabase.Add(state);
Output.WriteLine("\"" + state.Id + "\" state loaded;");
}
}
/// <summary>Select the current state to be updated and rendered.</summary>
/// <param name="stateId">The name associated with the state (what you caled it when you added it).</param>
public static void ChangeState(string stateId)
{
InterfaceGameState state;
if (!TryGet(stateId, out state))
{
Output.ClearIndent();
Output.WriteLine("ERROR: state \"" + stateId + "\" does not exits.");
throw new StateSystemException("Attempting to change states to a non-existent state \"" + stateId + "\".");
}
else if (!state.IsReady)
{
Output.ClearIndent();
Output.WriteLine("ERROR: state \"" + stateId + "\" is not ready to become the current state.");
throw new StateSystemException("Attempting to change states to a state that has not been fully loaded \"" + stateId + "\".");
}
else
{
_currentState = _stateDatabase.Get <string>(stateId, _keyComparison);
Output.WriteLine("\"" + stateId + "\" state selected;");
}
}
/// <summary>Tries to get a desired state, but returns a bool rather than crashing.</summary>
/// <param name="stateId">The name of the state to get.</param>
/// <param name="state">The reference to the state.</param>
/// <returns>Whether or not it could get the value.</returns>
public static bool TryGet(string stateId, out InterfaceGameState state)
{
return(_stateDatabase.TryGet <string>(stateId, _keyComparison, out state));
}
/// <summary>Select the current state to be updated and rendered.</summary>
/// <param name="stateId">The name associated with the state (what you caled it when you added it).</param>
public static void ChangeState(string stateId)
{
InterfaceGameState state;
if (!TryGet(stateId, out state))
{
Output.ClearIndent();
Output.WriteLine("ERROR: state \"" + stateId + "\" does not exits.");
throw new StateSystemException("Attempting to change states to a non-existent state \"" + stateId + "\".");
}
else if (!state.IsReady)
{
Output.ClearIndent();
Output.WriteLine("ERROR: state \"" + stateId + "\" is not ready to become the current state.");
throw new StateSystemException("Attempting to change states to a state that has not been fully loaded \"" + stateId + "\".");
}
else
{
_currentState = _stateDatabase.Get(stateId);
Output.WriteLine("\"" + stateId + "\" state selected;");
}
}
/// <summary>Tries to get a desired state, but returns a bool rather than crashing.</summary>
/// <param name="stateId">The name of the state to get.</param>
/// <param name="state">The reference to the state.</param>
/// <returns>Whether or not it could get the value.</returns>
public static bool TryGet(string stateId, out InterfaceGameState state)
{
try { state = _stateDatabase.Get(stateId); return true; }
catch { state = null; return false; }
}
/// <summary>Tries to get a desired state, but returns a bool rather than crashing.</summary>
/// <param name="stateId">The name of the state to get.</param>
/// <param name="state">The reference to the state.</param>
/// <returns>Whether or not it could get the value.</returns>
public static bool TryGet(string stateId, out InterfaceGameState state)
{
return _stateDatabase.TryGet<string>(stateId, _keyComparison, out state);
}
