/// <summary>
/// Observes a rover's location change and sets the appropriated squares that were affected by the operation
/// </summary>
void Rover_OnLocationChanged(object sender, RoverLocationEventArgs e)
{
Rover rover = sender as Rover;
RoverBoardSquare oldSquare = GetSquareByLocation(e.OldLocation);
RoverBoardSquare newSquare = GetSquareByLocation(e.NewLocation);
oldSquare.IsSet = false;
oldSquare.Rover = null;
newSquare.IsSet = true;
newSquare.Rover = rover;
}
/// <summary>
/// Sets a Rover object on the board
/// </summary>
/// <param name="location">The required location for the Rover</param>
/// <param name="direction">The initial direction of the Rover</param>
/// <returns>The Rover object set on the board</returns>
public Rover SetRoverOnBoard(Point location, RoverDirection direction = RoverDirection.North)
{
RoverBoardSquare square = GetSquareByLocation(location);
square.IsSet = true;
square.Rover = new Rover
{
Direction = direction,
Location = location
};
square.Rover.OnLocationChanged += new EventHandler <RoverLocationEventArgs>(Rover_OnLocationChanged);
return(square.Rover);
}