private boolean isLineWin(int line){
        if(model.getField().getCell(0,line)== Field.DEFAULT_VALUE) return false;
        if(model.getField().getCell(0, line) == model.getField().getCell(1, line) &&
                model.getField().getCell(0, line) == model.getField().getCell(2, line))
            return true;
        else
            return false;
    }