public IGrid<Cell> On(IGrid<Cell> grid, Cell startAt = null)
{
if (startAt == null)
{
startAt = grid.RandomCell();
}
var stack = new Stack<Cell>();
stack.Push(startAt);
while (stack.Count != 0)
{
var current = stack.Peek();
var neighbours = current.Neighbours().Where(n => n.Links.Count == 0).ToList();
if (neighbours.Count == 0)
{
stack.Pop();
}
else
{
var neighbour = neighbours[rand.Next(neighbours.Count)];
current.Link(neighbour);
stack.Push(neighbour);
}
}
return grid;
}
protected override Color? BackgroundColorFor(Cell cell)
{
var distance = Distances[cell];
decimal intensity = (_maximum - distance) / (decimal)_maximum;
int dark = (int)Math.Round(255 * intensity);
int bright = (int)(128 + Math.Round(127 * intensity));
return Color.FromArgb(dark, bright, dark);
}
public void Link(Cell cell, bool bidi = true)
{
Links.Add(cell);
if (bidi)
{
cell.Link(this, false);
}
}
public void Unlink(Cell cell, bool bidi = true)
{
Links.Remove(cell);
if (bidi)
{
cell.Unlink(this, false);
}
}
protected override string CellContents(Cell cell)
{
if (Distances.ContainsKey(cell))
{
return Base36.Encode(Distances[cell]);
}
else
{
return base.CellContents(cell);
}
}
public static void FillForest(Cell[,] map)
{
var lines = System.IO.File.ReadAllLines("../../1.txt");
map = new Cell[lines.Count(), lines[0].Count()];
for (int i = 0; i < lines.Length; i++)
{
var line = lines[i];
for (int j = 0; j < line.Count(); j++)
{
var newCell = GetCellFromChar(line[j]);
map[i, j] = newCell;
}
}
}
public void Download(StreamReader reader, out Cell[,] map)
{
string line;
List<string> lines = new List<string>();
while ((line = reader.ReadLine()) != null)
lines.Add(line);
map = new Cell[lines.Count, lines[0].Count()];
for (int i = 0; i < lines.Count; i++)
{
var line2 = lines[i];
for (int j = 0; j < line2.Count(); j++)
{
var newCell = GetCellFromChar(line2[j]);
map[i, j] = newCell;
}
}
}
protected override Color? BackgroundColorFor(Cell cell)
{
if (cell.Links.Count == 1)
{
return Color.DarkSlateBlue;
}
if (cell.Links.Count == 2)
{
return Color.Gray;
}
if (cell.Links.Count == 3)
{
return Color.LightGray;
}
return base.BackgroundColorFor(cell);
}
public bool IsLinked(Cell cell)
{
return Links.Contains(cell);
}
protected bool Equals(Cell toCompareTo)
{
return X == toCompareTo.X && Y == toCompareTo.Y;
}
