Exemplo n.º 1
0
        public static string ToString(double value, string exception, double min, double max, char separator)
        {
            string output = Doubles.ToString(value, exception, min, max);

            if (System.String.IsNullOrEmpty(output))
            {
                return(output);
            }

            string correction       = string.Empty;
            bool   IsSeparatorFound = false;

            for (int i = 0; i < output.Length; i++)
            {
                char c = output[i];
                if (char.IsDigit(c))
                {
                    correction += c;
                }


                if (!IsSeparatorFound)
                {
                    correction      += separator;
                    IsSeparatorFound = true;
                }
            }

            return(correction);
        }
Exemplo n.º 2
0
        /// <summary>
        /// Colours textbox RGB depending on value
        /// </summary>
        /// <param name="Tbx"></param>
        /// <param name="value"></param>
        /// <param name="exception"></param>
        /// <param name="decimals"></param>
        /// <param name="min"></param>
        /// <param name="max"></param>
        /// <param name="punctuation"></param>
        public static void ColourDouble(ref TextBox Tbx, double value, string exception, int decimals, double min, double max, char punctuation, double precision = 0)
        {
            Tbx.Text = Doubles.ToString(value, exception, decimals, min, max, punctuation);

            if (Tbx.Text == exception)
            {
                Tbx.ForeColor = Color.Black;
            }
            else if (AMath.Equ(value, 0, precision))
            {
                Tbx.ForeColor = Color.DarkBlue;
            }
            else if (value < 0)
            {
                Tbx.ForeColor = Color.DarkRed;
            }
            else if (value > 0)
            {
                Tbx.ForeColor = Color.DarkGreen;
            }
        }
Exemplo n.º 3
0
        /// <summary>
        /// This method parses string to double ignoring white spaces and changing first puctuation into specified one
        /// </summary>
        /// <param name="value"></param>
        /// <param name="exception"></param>
        /// <param name="decimals"></param>
        /// <param name="min"></param>
        /// <param name="max"></param>
        /// <param name="separator"></param>
        /// <returns></returns>
        public static string ToString(double value, string exception, int decimals, double min, double max, char punctuation)
        {
            string output = Doubles.ToString(value, exception, decimals, min, max);

            if (System.String.IsNullOrEmpty(output))
            {
                return(output);
            }

            string sign = "";

            if (output[0] == '-')
            {
                sign   = "-";
                output = output.Substring(1, output.Length - 1);
            }

            string correction       = string.Empty;
            bool   IsSeparatorFound = false;

            for (int i = 0; i < output.Length; i++)
            {
                char c = output[i];
                if (char.IsDigit(c))
                {
                    correction += c;
                    continue;
                }


                if (!IsSeparatorFound && (c == '.' || c == ','))
                {
                    correction      += punctuation;
                    IsSeparatorFound = true;
                }
            }

            return(sign + correction);
        }
Exemplo n.º 4
0
 /// <summary>
 /// Colours texbox RGB depending on values comparison and assigns v1
 /// </summary>
 /// <param name="Tbx"></param>
 /// <param name="v1"></param>
 /// <param name="v2"></param>
 /// <param name="exception"></param>
 /// <param name="decimals"></param>
 /// <param name="min"></param>
 /// <param name="max"></param>
 /// <param name="punctuation"></param>
 public static void ColourDouble(ref TextBox Tbx, double v1, double v2, string exception, int decimals, double min, double max, char punctuation, double precision = 0)
 {
     FormsControls.ColourDouble(ref Tbx, v1, v1, v2, exception, decimals, min, max, punctuation, precision);
     Tbx.Text = Doubles.ToString(v1, exception, decimals, min, max, punctuation);
 }
Exemplo n.º 5
0
        /// <summary>
        /// Parses duble with check of digit format
        /// Fails: 3
        /// 16.76
        /// 19,315
        /// </summary>
        /// <param name="input"></param>
        /// <param name="digits"></param>
        /// <returns></returns>
        public static double Parse(string input, int decimals)
        {
            input = input.Replace(" ", ""); //Remove white spaces

            string sign = "";

            if (input[0] == '-')
            {
                sign  = "-";
                input = input.Substring(1, input.Length - 1);
            }

            int  position = input.Length - (decimals + 1);
            int  cntd1    = Doubles.CharsCount(input, '.');
            int  cntd2    = Doubles.CharsCount(input, ',');
            bool exc      = false;

            if (cntd1 + cntd2 == 1 && decimals != 0)
            {
                exc = true;
            }

            string correction = "";

            for (int i = 0; i < input.Length; i++)
            {
                char c = input[i];

                //if char is a digit, add it and simply continue
                if (char.IsDigit(c))
                {
                    correction += c;
                    continue;
                }

                if (c == '.' || c == ',')
                {
                    //ignore excess formating
                    if (i == position || exc)
                    {
                        correction += c;
                    }

                    continue;
                }


                throw new Exception("Unknown Format !");
            }

            correction = correction.Replace(",", ".");
            correction = sign + correction;
            double value = double.Parse(correction, CultureInfo.InvariantCulture);

            if (sign == "-")
            {
                value = -value;
            }

            #region Bact Test
            //new number of decimals cannot be greater then expected

            string test  = value.ToString().Replace(",", ".");
            int    index = test.IndexOf(".");
            if (index >= 0)
            {
                int dec = test.Length - (index + 1);

                if (dec > decimals)
                {
                    throw new Exception("Backtest failed !");
                }
            }
            #endregion

            return(value);
        }