private Option <ICommand> HandleInput()
{
IState currentState = _states.Peek();
if (!Terminal.HasInput())
{
return((currentState is AutoexploreState)
? currentState.HandleKeyInput(Terminal.TK_INPUT_NONE)
: Option.None <ICommand>());
}
int key = Terminal.Read();
if (key == Terminal.TK_CLOSE)
{
Game.Exit();
return(Option.None <ICommand>());
}
bool left = key == Terminal.TK_MOUSE_LEFT;
bool right = key == Terminal.TK_MOUSE_RIGHT;
if (key == Terminal.TK_MOUSE_MOVE || left || right)
{
int x = Terminal.State(Terminal.TK_MOUSE_X);
int y = Terminal.State(Terminal.TK_MOUSE_Y);
LayerInfo layer = _consoles[currentState.GetType()];
return(layer.PointInside(x, y)
? currentState.HandleMouseInput(x - layer.X, y - layer.Y, left, right)
: Option.None <ICommand>());
}
if (key == Terminal.TK_ESCAPE)
{
PopState();
if (_states.Count == 0)
{
Game.Exit();
}
return(Option.None <ICommand>());
}
return(currentState.HandleKeyInput(key));
}
