public BattleFieldGrid(Game game, boolean isPlayerGrid) {
        this.game = game;
        this.isPlayerGrid = isPlayerGrid;
        
        displayedFields = new ArrayList<>();
        if(isPlayerGrid)
            field = game.getPlayerGrid();
        else
            field = game.getOpenentGrid();
        setLayout(new GridLayout(field.getWidth(), field.getHeigth()));
        buildField();
    }