public void addFreeSquares(ArrayList<Point> points) { // add all squares
for (int i = 0; i < GRID_WIDTH; i++) {
for (int j = 0; j < GRID_HEIGHT; j++) {
points.add(new Point(i, j));
}
}
// remove all pieces
for (Piece piece : game.getPieces()) {
if (!piece.isOut()) {
points.remove(piece.getLocation());
}
}
}
/**
* Handles the mouse location click.
*
* @param loc the location that was clicked
* @return true because the click has been handled
*/
@Override
public boolean locationClicked(Location loc) {
if (game.getTurn() instanceof SmartComputerCheckerPlayer) // ignore all clicks on CPU's turn
{
return true;
}
if (lastMove != null
&& lastMove.isJump()
&& lastMove.getPiece().canJump()) // locks selection onto jump-chaining piece
{
Piece lastPiece = lastMove.getPiece();
if (!loc.equals(lastPiece.getLocation())
&& !lastPiece.getAllowedMoves().contains(loc)) // consumes irrelevant clicks
{
return true;
}
}
if (getGrid().get(loc) != null && !(getGrid().get(loc) instanceof PieceTile)) {
Piece p = getGrid().get(loc);
if (pieceSelected) {
game.undisplayMoves(playerPiece);
}
game.displayMoves(p); // selection and highlight available moves
playerPiece = p;
pieceSelected = true;
} else if (pieceSelected && !playerPiece.getAllowedMoves().contains(loc)) {
pieceSelected = false;
game.undisplayMoves(playerPiece); // undo selection and highlight
playerPiece = null;
} else if (pieceSelected && playerPiece.getAllowedMoves().contains(loc)) {
pieceSelected = false;
game.undisplayMoves(playerPiece); // undo selection and highlight
setPlayerLocation(loc);
}
return true;
}
