Minesweeper.MineSweeperGame.GetNeighbor C# (CSharp) Method

        private Tile GetNeighbor(Tile target, Neighbors neighbor)
        {
            Tile tile = null;
            int col = target.col;
            int row = target.row;

            switch (neighbor) {
            case Neighbors.UpperLeft:
                if (col > 0 && row > 0) {
                    tile = tiles [col - 1, row - 1];
                }
                break;

            case Neighbors.Above:
                if (row > 0) {
                    tile = tiles [col, row - 1];
                }
                break;

            case Neighbors.UpperRight:
                if (col < 7 && row > 0) {
                    tile = tiles [col + 1, row - 1];
                }
                break;

            case Neighbors.Left:
                if (col > 0) {
                    tile = tiles [col - 1, row];
                }
                break;

            case Neighbors.Right:
                if (col < 7) {
                    tile = tiles [col + 1, row];
                }
                break;

            case Neighbors.LowerLeft:
                if (col > 0 && row < 7) {
                    tile = tiles [col - 1, row + 1];
                }
                break;

            case Neighbors.Below:
                if (row < 7) {
                    tile = tiles [col, row + 1];
                }
                break;

            case Neighbors.LowerRight:
                if (col < 7 && row < 7) {
                    tile = tiles [col + 1, row + 1];
                }
                break;
            }

            return tile;
        }