/// <summary>
/// Created the row's squares.
/// </summary>
/// <param name="rowIndex">The index of this row on the board.</param>
private void CreateSquares(int rowIndex)
{
for (int i = 0; i < Squares.Length; i++)
{
Squares[i] = new BoardSquare(i, rowIndex);
}
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="piece">The piece on the move.</param>
/// <param name="destination">The destination of the piece.</param>
/// <param name="eaten">The piece being eaten (deleted) by the move.
/// </param>
public BoardMove(Piece piece, BoardSquare destination, Piece eaten)
{
Piece = piece;
Destination = destination;
PieceEaten = eaten;
}
/// <summary>
/// Get square in a given direction of another square.
/// </summary>
/// <param name="square">The reference square.</param>
/// <param name="direction">The desired direction.</param>
/// <returns>The square at the given direction.
/// Can be null, meaning no available square exists in that direction.
/// </returns>
private BoardSquare GetBoardSquareByDirection(BoardSquare square,
Direction direction)
{
Coord pos;
BoardSquare result = null;
pos = GetNewCoordinates(square, direction);
if (GetIsPositionValid(pos))
{
result = Rows[pos.Row].Squares[pos.Column];
}
return(result);
}
/// <summary>
/// Calculates the new coordinates that a move in a
/// given direction would result in.
/// </summary>
/// <param name="square">The reference square.</param>
/// <param name="direction">The desired direction.</param>
/// <returns></returns>
private Coord GetNewCoordinates(BoardSquare square, Direction direction)
{
Coord delta, result, oldCoords = square.Pos;
if (oldCoords.Row == 1 || oldCoords.Row == 3)
{
if (direction == Direction.DownRight ||
direction == Direction.DownLeft)
{
direction = Direction.Down;
}
else if (direction == Direction.UpRight ||
direction == Direction.UpLeft)
{
direction = Direction.Up;
}
}
switch (direction)
{
case Direction.Up:
if (oldCoords.Row == 2)
{
delta = new Coord(-1, 1);
}
else
{
delta = new Coord(-1, 0);
}
break;
case Direction.Down:
if (oldCoords.Row == 2)
{
delta = new Coord(1, 1);
}
else
{
delta = new Coord(1, 0);
}
break;
case Direction.Right:
delta = new Coord(0, 1);
break;
case Direction.Left:
delta = new Coord(0, -1);
break;
case Direction.UpRight:
delta = new Coord(-1, 2);
break;
case Direction.UpLeft:
delta = new Coord(-1, 0);
break;
case Direction.DownRight:
delta = new Coord(1, 2);
break;
case Direction.DownLeft:
delta = new Coord(1, 0);
break;
default:
delta = new Coord(0, 0);
break;
}
result = oldCoords + delta;
if (oldCoords.Row != 2 && result.Row == 2)
{
result = new Coord(2, 0);
}
return(result);
}
/// <summary>
/// Sets the reference to the current location of this piece.
/// </summary>
/// <param name="square">The current square this piece is at.</param>
public void SetBoardSquareReference(BoardSquare square)
{
Square = square;
}
