public ArrayList DetermineMoveSet(State <Position> state, HashSet <Position> visited)
{
ArrayList moves = new ArrayList();
int x = state.GetData().X;
int y = state.GetData().Y;
if (y > 0)
{
var up = _maze.GetPosition(x, y - 1);
if (!visited.Contains(up) && up.Type != Position.CellType.Wall)
{
up.SetDirection("UP; ");
moves.Add(up);
}
}
if (x < _maze.Width - 1)
{
var right = _maze.GetPosition(x + 1, y);
if (!visited.Contains(right) && right.Type != Position.CellType.Wall)
{
right.SetDirection("RIGHT; ");
moves.Add(right);
}
}
if (y < _maze.Height - 1)
{
var down = _maze.GetPosition(x, y + 1);
if (!visited.Contains(down) && down.Type != Position.CellType.Wall)
{
down.SetDirection("DOWN; ");
moves.Add(down);
}
}
if (x > 0)
{
var left = _maze.GetPosition(x - 1, y);
if (!visited.Contains(left) && left.Type != Position.CellType.Wall)
{
left.SetDirection("LEFT; ");
moves.Add(left);
}
}
return(moves);
}
public void Display()
{
for (int y = 0; y < _maze.Height; y++)
{
for (int x = 0; x < _maze.Width; x++)
{
switch (_maze.GetPosition(x, y).Type)
{
case Position.CellType.Empty:
Console.Write("*");
break;
case Position.CellType.Target:
Console.Write("T");
break;
case Position.CellType.Wall:
Console.Write("X");
break;
}
}
Console.WriteLine();
}
}