/// <summary>
/// True, if the given value and its neighbour value in the given direction are compatible.
/// </summary>
public static bool IsCompatibleWith(this BimaruValue value, Direction direction, BimaruValue neighbourValue)
{
BimaruValueConstraint constraintToNeighbour = value.GetConstraint(direction);
BimaruValueConstraint constraintToThis = neighbourValue.GetConstraint(direction.GetOpposite());
return(constraintToNeighbour.DoesAllow(neighbourValue) && constraintToThis.DoesAllow(value));
}
public void FieldValueChanged(IGame game, FieldValueChangedEventArgs <BimaruValue> e)
{
BimaruValue newValue = game.Grid[e.Point];
foreach (Direction direction in Directions.GetAllDirections())
{
BimaruValueConstraint constraintInDirection = newValue.GetConstraint(direction);
GridPoint pointInDirection = e.Point.GetNextPoint(direction);
BimaruValue valueInDirection = game.Grid[pointInDirection];
// Skip set if constraint already satisfied
if (!constraintInDirection.IsSatisfiedBy(valueInDirection))
{
BimaruValue valueToSet = constraintInDirection.GetRepresentativeValue();
game.Grid[pointInDirection] = valueToSet;
}
}
}
/// <summary>
/// True, if the constraint is satisfied by the Bimaru value.
/// </summary>
public static bool IsSatisfiedBy(this BimaruValueConstraint constraint, BimaruValue value)
{
return(constraint == BimaruValueConstraint.NO || constraint == value.GetConstraint());
}
/// <summary>
/// True, if the field is any kind of ship.
/// </summary>
public static bool IsShip(this BimaruValue value)
{
return(value.GetConstraint() == BimaruValueConstraint.SHIP);
}