// sets the tile as a mine, stores it for future use and returns true if it is currently flagged
public bool MineFound(SolverTile tile)
{
// if this is already known to be mine then nothing to do
if (tile.IsMine())
{
return(tile.IsFlagged());
}
tilesLeft--;
tile.SetAsMine(key);
knownMines.Add(tile);
if (tile.IsDead())
{
deadTiles.Remove(tile); // remove the tile if it was on the dead list
}
//if (tile.IsExcluded()) {
// excludedTiles.Remove(tile); // remove the tile if it was excluded
// excludedMinesCount--;
//}
return(tile.IsFlagged());
}
// returns the probability the tile is safe if known. Or -1 otherwise.
public double GetProbability(int x, int y)
{
// if we are out of bounds then nothing to say
if (x < 0 || x >= description.width || y < 0 || y >= description.height)
{
return(-1);
}
SolverTile tile = tiles[x, y];
// an unflagged mine
if (tile.IsMine() && !tile.IsFlagged())
{
return(0);
}
// otherwise if revealed then nothing to say
if (!tile.IsHidden())
{
return(-1);
}
//if (tile.IsExcluded()) {
// return -1;
//}
if (probabilityEngine != null)
{
return(probabilityEngine.GetProbability(tile));
}
else if (pendingClears.Contains(tile))
{
return(1);
}
else
{
return(-1);
}
}