@Override
public Set<Move> getPossibleMoves(State state) {
ArrayList<Move> temp = new ArrayList<Move>();
Set<Move> result = new HashSet<Move>();
temp = possibleMovePosition(state.getTurn(), state);
if (state.getGameResult() != null) return result;
for (int i = 0; i < temp.size(); i++) {
result.add(temp.get(i));
}
return result;
}
@Override
public Set<Position> getPossibleStartPositions(State state) {
Color color = state.getTurn();
Set<Position> result = new HashSet<Position>();
if (state.getGameResult() != null) return result;
for (int i = 0; i <= 7; i++) {
for (int j = 0; j <= 7; j++) {
Piece piece = state.getPiece(i, j);
if ((piece != null) && (piece.getColor().equals(color))) {
PieceKind pk = piece.getKind();
if (pk.equals(PAWN)) {
ArrayList<Move> temp = new ArrayList<Move>();
addPossiPawnMove(color, new Position(i, j), state, temp);
if (temp.size() > 0) result.add(new Position(i, j));
}
if (pk.equals(KNIGHT)) {
ArrayList<Move> temp = new ArrayList<Move>();
addPossiKnightMove(color, new Position(i, j), state, temp);
if (temp.size() > 0) result.add(new Position(i, j));
}
if (pk.equals(QUEEN)) {
ArrayList<Move> temp = new ArrayList<Move>();
addPossiQueenMove(color, new Position(i, j), state, temp);
if (temp.size() > 0) result.add(new Position(i, j));
}
if (pk.equals(ROOK)) {
ArrayList<Move> temp = new ArrayList<Move>();
addPossiRookMove(color, new Position(i, j), state, temp);
if (temp.size() > 0) result.add(new Position(i, j));
}
if (pk.equals(BISHOP)) {
ArrayList<Move> temp = new ArrayList<Move>();
addPossiBishopMove(color, new Position(i, j), state, temp);
if (temp.size() > 0) result.add(new Position(i, j));
}
if (pk.equals(KING)) {
ArrayList<Move> temp = new ArrayList<Move>();
addPossiKingMove(color, new Position(i, j), state, temp);
if (temp.size() > 0) result.add(new Position(i, j));
}
}
}
}
return result;
}
@Override
public Set<Move> getPossibleMovesFromPosition(State state, Position start) {
ArrayList<Move> temp = new ArrayList<Move>();
Set<Move> result = new HashSet<Move>();
if (state.getGameResult() != null) return result;
Piece piece = state.getPiece(start);
if (piece != null) {
PieceKind piecekind = piece.getKind();
Color color = piece.getColor();
switch (piecekind) {
case PAWN:
addPossiPawnMove(color, start, state, temp);
break;
case KNIGHT:
addPossiKnightMove(color, start, state, temp);
break;
case QUEEN:
addPossiQueenMove(color, start, state, temp);
break;
case ROOK:
addPossiRookMove(color, start, state, temp);
break;
case BISHOP:
addPossiBishopMove(color, start, state, temp);
break;
case KING:
addPossiKingMove(color, start, state, temp);
break;
}
for (int i = 0; i < temp.size(); i++) {
result.add(temp.get(i));
}
return result;
} else return result;
}