public String getTitle() {
if (endOfGame) {
if (gameOverException instanceof WhiteIsCheckMateException) return "White is checkmate!";
if (gameOverException instanceof BlackIsCheckMateException) return "Black is checkmate!";
if (gameOverException instanceof StaleMateException) return "Stalemate!";
return "Game over. " + gameOverException.getClass().getSimpleName();
} else if (startOpponentsMove) return "Calculating next move...";
else return "Waiting for your move";
}
public void opponentsMove(ActionEvent event) {
if (endOfGame) {
FacesMessage fm =
new FacesMessage(FacesMessage.SEVERITY_INFO, "", "The game is already over.");
FacesContext.getCurrentInstance().addMessage(null, fm);
startOpponentsMove = false;
} else {
if (startOpponentsMove) {
startOpponentsMove = false;
try {
Move m = chessboard.findBestMove();
String move = m.getNotation();
if (history.size() % 2 == 0) {
move = String.valueOf((history.size() / 2) + 1) + ". " + move;
}
history.add(move);
info = move.toString();
chessboard =
chessboard.moveChessPiece(
m.fromRow, m.fromColumn, m.toRow, m.toColumn, ChessConstants.W_QUEEN);
} catch (EndOfGameException e) {
FacesMessage fm =
new FacesMessage(FacesMessage.SEVERITY_INFO, "", "The game is already over.");
FacesContext.getCurrentInstance().addMessage(null, fm);
endOfGame = true;
gameOverException = e;
info = e.getClass().getSimpleName();
}
elapsedTime = ((Chessboard.realTimeOfCalculation / 1000) / 1000.0d) + "ms";
cpuTime = ((Chessboard.totalTime / 1000) / 1000) + " ms";
evaluatedMoves = NumberFormat.getInstance().format(Chessboard.evaluatedPositions);
averageEvaluation = Chessboard.totalTime / chessboard.evaluatedPositions + " ns";
}
}
redraw();
}