public override void AddCells(Board board, Cell cell, connectedCells c)
{
switch(c)
{
case connectedCells.north:
for (int i = 1; i < connectR; i++)
{
cells.Add(board.getCell(cell.getRow() - i, cell.getColumn()));
}
cell.AddConnectedCells((int)connectedCells.north, cells);
break;
case connectedCells.south:
for (int i = 1; i < connectR; i++)
{
cells.Add(board.getCell(cell.getRow() + i, cell.getColumn()));
}
cell.AddConnectedCells((int)connectedCells.south, cells);
break;
}
}
//Initial board creation
public Board(int x, int y, int r)
{
length = x;
width = y;
connectR = r;
board = new Cell[length, width];
for (int i = 0; i < length; i++)
{
for (int j = 0; j < width; j++)
{
Cell cell = new Cell(i, j);
if (i == length - 1)
{
cell.isPlayable(true);
}
board[i, j] = cell;
}
}
}
//Copy Constructor
public Cell(Cell cell)
{
rowPos = cell.rowPos;
colPos = cell.colPos;
playable = cell.isPlayable();
state = cell.state;
connectCells = new SortedDictionary<int, List<Cell>>();
observers = new SortedDictionary<int, HashSet<Cell>>();
}
//Copy constructor
public Board(Board b)
{
length = b.GetLength();
width = b.GetWidth();
connectR = Board.GetConnectR();
board = new Cell[length, width];
for (int i = 0; i < length; i++)
{
for (int j = 0; j < width; j++)
{
Cell cell = new Cell(b.getCell(i, j));
board[i, j] = cell;
}
}
}
public GameState(State s, Board b, Player p, GameState parent, Cell c, Boolean mp)
{
maxPlayer = mp;
state = s;
cell = c;
board = b;
player = p;
this.parent = parent;
children = new List<GameState>();
Region.findConnectedCells(b);
b.UpdateCellObservers();
if(MiniMaxTree.TerminalTest(cell) && state != GameState.State.initial)
{
state = GameState.State.terminal;
if (maxPlayer)
{
heuristicValue = MiniMaxTree.MIN_VALUE;
}
else
heuristicValue = MiniMaxTree.MAX_VALUE;
}
}
//Tests the cell played if it is terminal
public static Boolean TerminalTest(Cell cell)
{
int connectR = Board.GetConnectR();
int key = 0;
foreach(KeyValuePair<int, List<Cell>> c in cell.GetConnectedCells())
{
if(c.Key < 4)
{
key = key + 4;
}
else
key = key - 4;
//initialized at 1 because cell has the state we are looking for
int stateCount = 1;
//the terminal state belongs to the this cell's connectedCells
if (c.Value.Count == connectR - 1)
{
foreach (Cell k in c.Value)
{
if (k.getState().Equals(cell.getState()))
{
stateCount++;
}
}
//The cell last played created a connect R. Game over.
if (stateCount == connectR)
{
return true;
}
}
//Terminal case may belong with observer
else
{
foreach(Cell k in c.Value)
{
if(k.GetConnectedCells(key).Count == connectR - 1)
{
foreach(Cell m in k.GetConnectedCells(key))
{
if(m.getState().Equals(cell.getState()))
{
stateCount++;
}
//The cell last played created a connect R. Game over.
if (stateCount == connectR)
{
return true;
}
}
}
}
}
}
return false;
}
public void AddObserver(int index, Cell cell)
{
if (observers.ContainsKey(index))
{
if(cell.state.Equals(CellState.empty))
{
if(cell.isPlayable())
{
observers[index].Add(cell);
return;
}
}
if (this.state.Equals(CellState.empty))
{
//this giving me problems - not evaluating correclty
//if(cell.isPlayable())
{
observers[index].Add(cell);
return;
}
}
if(cell.state.Equals(this.state))
{
observers[index].Add(cell);
return;
}
}
//Dictionary Doesn't contain key
else
{
if (cell.state.Equals(CellState.empty))
{
//this giving me problems - not evaluating correctly
if(cell.isPlayable())
{
HashSet<Cell> c = new HashSet<Cell>();
c.Add(cell);
observers.Add(index, c);
return;
}
}
if (this.state.Equals(CellState.empty))
{
//this giving me problems - not evaluating correctly
//if (cell.isPlayable())
{
HashSet<Cell> c = new HashSet<Cell>();
c.Add(cell);
observers.Add(index, c);
return;
}
}
if (cell.state.Equals(this.state))
{
HashSet<Cell> c = new HashSet<Cell>();
c.Add(cell);
observers.Add(index, c);
return;
}
}
}
public abstract void AddCells(Board board, Cell cell, connectedCells c);
