/// <summary>
    /// Set string lenght required by PTX file format and upper case
    /// </summary>
    /// <param name = "_input"> Input string value</param>
    /// <param name = "_desireLenght"> Required string lenght</param>
    /// <returns></returns>
    public String255 setStringLength(String255 _input, int _desireLenght)
    {
        String255  outputString;

        if(strLen(_input) > _desireLenght)
        {
            outputString = subStr(_input, 1, _desireLenght);
        }
        else if(strLen(_input) < _desireLenght)
        {
            int padding = _desireLenght - strLen(_input);

            outputString = _input;

            for(int i = 1; i<= padding; i++)
            {
                outputString = outputString + ' ';
            }
        }
        else
        {
            outputString = _input;
        }

        return strUpr(outputString);
    }