private void initField() {
        Color color = Color.green;
        for (int y = 0; y < height; y++) {
            for (int x = 0; x < width; x++) {
                fields[y][x] = new JLabel();
                fields[y][x].setOpaque(true);
                fields[y][x].setBackground(color);
                fields[y][x].setPreferredSize(new Dimension(FIELD_WIDTH, FIELD_HEIGHT));
                fields[y][x].setText(y + ":" + x);
                //fields[y][x].setForeground(fields[y][x].getBackground());
                fields[y][x].addMouseListener(new MouseListener(gameWindow));
                add(fields[y][x]);

                if (x + y % 2 == 0 && y % 2 == 0) {
                    color = Color.pink;
                } else if (((x + y) % 2 == 0) && (y % 2 != 0)) {
                    //color = Color.black;
                }
            }
        }
    }