public IEnumerable <CellPosition> YieldNeighbours(CellPosition c)
{
if (c.Y > 0)
{
yield return(new CellPosition(c.X, c.Y - 1));
}
if (c.Y < height - 1)
{
yield return(new CellPosition(c.X, c.Y + 1));
}
if (c.X > 0)
{
yield return(new CellPosition(c.X - 1, c.Y));
}
if (c.X < width - 1)
{
yield return(new CellPosition(c.X + 1, c.Y));
}
}
public SearchActivity(CellPosition cellVisited, bool partOfCorrectWay)
{
this.cellVisited = cellVisited;
this.partOfCorrectWay = partOfCorrectWay;
}
public void AddToMaze(CellPosition cell)
{
StateFromIdent(cell).BelongsToMaze = true;
}
public CellState StateFromIdent(CellPosition cell)
{
return(cells[cell.Y, cell.X]);
}
public void DefaultUnmark(CellPosition frontier)
{
DefaultMarkedList.Remove(frontier);
StateFromIdent(frontier).Mark = NO_MARK;
}