private void SimulateMouseEvents(Move move)
{
var startSquare = this.Controls["sq" + move.StartSquare];
startSquare.BackColor = Color.Gray;
sq_MouseClick(startSquare, null);
startSquare.BackColor = Color.Green;
var endSquare = this.Controls["sq" + move.EndSquare];
endSquare.BackColor = Color.Gray;
sq_MouseClick(endSquare, null);
endSquare.BackColor = Color.Green;
}
private List<Move> GetMoves(Player.PlayerColor playerColor)
{
PrepareBitBoards();
var moves = new List<Move>();
for (Byte index = 0; index < _board.Length; index++)
{
Player.PlayerColor currentSquareCheckerColor = Player.GetCheckerColor((Piece)_board[index]);
if (currentSquareCheckerColor == playerColor)
{
switch ((Piece)_board[index])
{
case Piece.WhiteKing:
case Piece.RedKing:
if (CanMoveNW(index))
{
Byte endSquare = GetSquareFromBitboard(whiteAttackSquares[index][0]);
var move = new Move(index, endSquare, false) { WillKing = IsKingingSquare(endSquare) };
moves.Add(move);
}
if (CanMoveNE(index))
{
Byte endSquare = GetSquareFromBitboard(whiteAttackSquares[index][1]);
var move = new Move(index, endSquare, false) { WillKing = IsKingingSquare(endSquare) };
moves.Add(move);
}
if (CanMoveSW(index))
{
Byte endSquare = GetSquareFromBitboard(redAttackSquares[index][0]);
var move = new Move(index, endSquare, false) { WillKing = IsKingingSquare(endSquare) };
moves.Add(move);
}
if (CanMoveSE(index))
{
Byte endSquare = GetSquareFromBitboard(redAttackSquares[index][1]);
var move = new Move(index, endSquare, false) { WillKing = IsKingingSquare(endSquare) };
moves.Add(move);
}
break;
case Piece.WhiteChecker:
if (CanMoveNW(index))
{
Byte endSquare = GetSquareFromBitboard(whiteAttackSquares[index][0]);
var move = new Move(index, endSquare, false) { WillKing = IsKingingSquare(endSquare) };
moves.Add(move);
}
if (CanMoveNE(index))
{
Byte endSquare = GetSquareFromBitboard(whiteAttackSquares[index][1]);
var move = new Move(index, endSquare, false) { WillKing = IsKingingSquare(endSquare) };
moves.Add(move);
}
break;
case Piece.RedChecker:
if (CanMoveSW(index))
{
Byte endSquare = GetSquareFromBitboard(redAttackSquares[index][0]);
var move = new Move(index, endSquare, false) { WillKing = IsKingingSquare(endSquare) };
moves.Add(move);
}
if (CanMoveSE(index))
{
Byte endSquare = GetSquareFromBitboard(redAttackSquares[index][1]);
var move = new Move(index, endSquare, false) { WillKing = IsKingingSquare(endSquare) };
moves.Add(move);
}
break;
}
}
}
return moves;
}
private void MakeMove(Move move)
{
_boardStack.Push((Byte[])_board.Clone());
_board[move.EndSquare] = _board[move.StartSquare];
_board[move.StartSquare] = 0;
// King the checker
if (_board[move.EndSquare] < 3 && IsKingingSquare(move.EndSquare))
{
_board[move.EndSquare] += 2;
move.WillKing = true;
}
if (move.IsJump)
{
Byte js = GetJumpedSquare(move.StartSquare, move.EndSquare);
_board[js] = 0;
}
PrepareBitBoards();
}
private void FindJumpsFromSquare(Byte startSquare, Move move)
{
//NW
if (CanJumpNW((Piece)_board[startSquare], startSquare))
{
Move m = CreateMoveFromJump(startSquare, MoveDirection.NW);
move.Jumps.Add(m);
MakeMove(m);
FindJumpsFromSquare(m.EndSquare, m);
UndoMove();
}
//NE
if (CanJumpNE((Piece)_board[startSquare], startSquare))
{
Move m = CreateMoveFromJump(startSquare, MoveDirection.NE);
move.Jumps.Add(m);
MakeMove(m);
FindJumpsFromSquare(m.EndSquare, m);
UndoMove();
}
//SW
if (CanJumpSW((Piece)_board[startSquare], startSquare))
{
Move m = CreateMoveFromJump(startSquare, MoveDirection.SW);
move.Jumps.Add(m);
MakeMove(m);
FindJumpsFromSquare(m.EndSquare, m);
UndoMove();
}
//SE
if (CanJumpSE((Piece)_board[startSquare], startSquare))
{
Move m = CreateMoveFromJump(startSquare, MoveDirection.SE);
move.Jumps.Add(m);
MakeMove(m);
FindJumpsFromSquare(m.EndSquare, m);
UndoMove();
}
}
private Move CreateMoveFromJump(Byte index, MoveDirection direction)
{
String key = index.ToString() + direction.ToString().ToLower();
Byte landingSquare = JumpLandingSquareLookup[key];
Move move = new Move(index, landingSquare, true);
return move;
}
private void RemoveJumpedPiece(Move move)
{
Byte js = _engine.GetJumpedSquare(move.StartSquare, move.EndSquare);
_board[js] = 0;
}
private void MakeMove(Move move)
{
_board[move.EndSquare] = _board[move.StartSquare];
_board[move.StartSquare] = 0;
// King the checker
if ((_kingSquares.Contains(move.EndSquare)) && (_board[move.EndSquare] < 3))
_board[move.EndSquare] += 2;
if (move.IsJump)
{
RemoveJumpedPiece(move);
foreach (Move m in move.Jumps)
MakeMove(m);
}
}
private Boolean DoMustJumpLogic(Move move)
{
if (move.HasChildMoves && move.WillKing == false)
{
mustJumpFromSquare = move.EndSquare;
jumpChoices = move.Jumps;
return true;
}
else
{
mustJumpFromSquare = 0;
jumpChoices.Clear();
return false;
}
}