public void TestCascadeFlaggedCells()
{
int rows = 5;
int cols = 5;
var mines = new List<Point>
{
new Point(cols - 1, rows - 1)
};
IPointGenerator generator = new DeterminatePointGenerator(mines);
IGameSettings settings = new GameSettings(rows, cols, mines.Count, generator);
IMineSearchGame game = new MineSearchGame(settings);
var flaggedPoint = new Point(1, 0);
game.FlagCell(flaggedPoint);
var revealedPoint = new Point(0, 0);
game.RevealCell(revealedPoint);
game.CascadeCell(revealedPoint);
var revealedCells =
game.Cells.Where(cell => cell.Revealed).Select(cell => cell.Coordinates).ToList();
Assert.IsFalse(revealedCells.Contains(flaggedPoint));
}
public void TestSimple()
{
int rows = 5;
int cols = 5;
var mines = new List<Point>
{
new Point(0, 0)
};
IPointGenerator generator = new DeterminatePointGenerator(mines);
IGameSettings settings = new GameSettings(rows, cols, mines.Count, generator);
IMineSearchGame game = new MineSearchGame(settings);
var point = new Point(cols - 1, rows - 1);
game.RevealCell(point);
game.CascadeCell(point);
var revealedCells = game.Cells.Count(c => c.Revealed);
Assert.AreEqual(game.Cells.Size - 1, revealedCells);
}
public void TestCascade()
{
var mine = new List<Point>
{
new Point(0, 2),
new Point(3, 2),
new Point(4, 2),
new Point(0, 3),
new Point(4, 4)
};
var pointGenerator = new DeterminatePointGenerator(mine);
IGameSettings gameSettings = new GameSettings(5, 5, 5, pointGenerator);
IMineSearchGame game = new MineSearchGame(gameSettings);
var point = new Point(0, 0);
game.RevealCell(point);
game.CascadeCell(point);
var revealedSafeCells = game.Cells.Where(cell => cell is SafeCell && cell.Revealed);
Assert.AreEqual(10, revealedSafeCells.Count());
}
/// <summary>
/// Initializes a new instance of the <see cref="MineCell"/> class.
/// </summary>
/// <param name="coordinates">Cell coordinates.</param>
public MineCell(Point coordinates) : base(coordinates)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="SafeCell"/> class.
/// </summary>
/// <param name="coordinates">Cell coordinates.</param>
public SafeCell(Point coordinates) : base(coordinates)
{
}
/// <summary>
/// Performs a cascading reveal.
/// </summary>
/// <param name="point">Coordinates of cell to reveal.</param>
public void CascadeCell(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null)
{
var adjacentMineCount = Cells.GetAdjacentCells(cell).Count(c => c is MineCell);
if (adjacentMineCount == 0)
{
var adjacent =
Cells.GetAdjacentCells(cell).Where(c => !c.Revealed && !c.Flagged).Select(
c => c.Coordinates);
foreach (var adjacentPoint in adjacent)
{
RevealCell(adjacentPoint);
CascadeCell(adjacentPoint);
}
}
}
}
/// <summary>
/// Flags a cell.
/// </summary>
/// <param name="point">Coordinates of cell to flag.</param>
/// <returns>True if the cell has been flagged, false otherwise.</returns>
public bool FlagCell(Point point)
{
var cell = Cells[point.X, point.Y];
if (GameOver || cell == null)
{
return false;
}
if (!cell.Revealed && !cell.Flagged)
{
cell.Flagged = true;
RemainingMineCount--;
return true;
}
return false;
}
/// <summary>
/// Removes the questionable state from a cell.
/// </summary>
/// <param name="point">Coordinates of cell to remove questionable state from.</param>
public void RemoveQuestionable(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null)
{
cell.Questionable = false;
}
}
/// <summary>
/// Reveals a cell.
/// </summary>
/// <param name="point">Coordinates of cell to reveal.</param>
public void RevealCell(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null && !cell.Revealed && !cell.Flagged)
{
cell.Revealed = true;
// Is it a Mine cell?
if (cell is MineCell)
{
if (!GameOver)
{
var mineCell = cell as MineCell;
mineCell.ExplosionSource = true;
GameOver = true;
}
}
// Otherwise must be a Safe cell
else
{
_remainingCellsToReveal--;
if (GameWon)
{
GameOver = true;
}
}
}
}
/// <summary>
/// Removes a flag from a cell.
/// </summary>
/// <param name="point">Coordinates of cell to remove flag from.</param>
public void RemoveFlag(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null && cell.Flagged)
{
RemainingMineCount++;
cell.Flagged = false;
}
}
/// <summary>
/// Marks a cell as questionable.
/// </summary>
/// <param name="point">Coordinates of cell to mark as questionable.</param>
public void MarkCellQuestionable(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null)
{
cell.Questionable = true;
}
}
/// <summary>
/// Removes the questionable state from a cell.
/// </summary>
/// <param name="point">Coordinates of cell to remove questionable state from.</param>
/// <returns>True if the cell has been unmarked questionable, false otherwise.</returns>
public bool RemoveQuestionable(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null && cell.Questionable)
{
cell.Questionable = false;
return true;
}
return false;
}
/// <summary>
/// Marks a cell as questionable.
/// </summary>
/// <param name="point">Coordinates of cell to mark as questionable.</param>
/// <returns>True if the cell has been marked questionable, false otherwise.</returns>
public bool MarkCellQuestionable(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null && !cell.Revealed && !cell.Questionable)
{
cell.Questionable = true;
return true;
}
return false;
}
/// <summary>
/// Removes a flag from a cell.
/// </summary>
/// <param name="point">Coordinates of cell to remove flag from.</param>
/// <returns>True if the cell has been unflagged, false otherwise.</returns>
public bool RemoveFlag(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null && cell.Flagged)
{
RemainingMineCount++;
cell.Flagged = false;
return true;
}
return false;
}
/// <summary>
/// Flags a cell.
/// </summary>
/// <param name="point">Coordinates of cell to flag.</param>
/// <returns>True if the cell has been flagged, false otherwise.</returns>
public bool FlagCell(Point point)
{
var cell = Cells[point.X, point.Y];
if (cell != null && !cell.Revealed && !cell.Flagged)
{
// Be sure to unmark it as questionable.
// This cell may have been in that state and then
// automatically flagged at the end of the game.
cell.Questionable = false;
cell.Flagged = true;
RemainingMineCount--;
return true;
}
return false;
}
protected BaseCell(Point coordinates)
{
_coordinates = coordinates;
}
