Forex_Strategy_Builder.Oscillator_of_ATR.Oscillator_of_ATR C# (CSharp) Method

        public Oscillator_of_ATR(SlotTypes slotType)
        {
            // General properties
            IndicatorName   = "Oscillator of ATR";
            PossibleSlots   = SlotTypes.OpenFilter | SlotTypes.CloseFilter;
            SeparatedChart  = true;

            // Setting up the indicator parameters
            IndParam = new IndicatorParam();
            IndParam.IndicatorName = IndicatorName;
            IndParam.SlotType      = slotType;
            IndParam.IndicatorType = TypeOfIndicator.OscillatorOfIndicators;

            // The ComboBox parameters
            IndParam.ListParam[0].Caption  = "Logic";
            IndParam.ListParam[0].ItemList = new string[]
            {
                "The Oscillator rises",
                "The Oscillator falls",
                "The Oscillator is higher than the zero line",
                "The Oscillator is lower than the zero line",
                "The Oscillator crosses the zero line upward",
                "The Oscillator crosses the zero line downward",
                "The Oscillator changes its direction upward",
                "The Oscillator changes its direction downward"
            };
            IndParam.ListParam[0].Index   = 0;
            IndParam.ListParam[0].Text    = IndParam.ListParam[0].ItemList[IndParam.ListParam[0].Index];
            IndParam.ListParam[0].Enabled = true;
            IndParam.ListParam[0].ToolTip = "Logic of application of the oscillator.";

            IndParam.ListParam[1].Caption  = "Smoothing method";
            IndParam.ListParam[1].ItemList = Enum.GetNames(typeof(MAMethod));
            IndParam.ListParam[1].Index    = (int)MAMethod.Simple;
            IndParam.ListParam[1].Text     = IndParam.ListParam[1].ItemList[IndParam.ListParam[1].Index];
            IndParam.ListParam[1].Enabled  = true;
            IndParam.ListParam[1].ToolTip  = "The Moving Average method used for smoothing the ATR value.";

            // The NumericUpDown parameters
            IndParam.NumParam[0].Caption = "First ATR period";
            IndParam.NumParam[0].Value   = 10;
            IndParam.NumParam[0].Min     = 1;
            IndParam.NumParam[0].Max     = 200;
            IndParam.NumParam[0].Enabled = true;
            IndParam.NumParam[0].ToolTip = "The period of first ATR.";

            IndParam.NumParam[1].Caption = "Second ATR period";
            IndParam.NumParam[1].Value   = 14;
            IndParam.NumParam[1].Min     = 1;
            IndParam.NumParam[1].Max     = 200;
            IndParam.NumParam[1].Enabled = true;
            IndParam.NumParam[1].ToolTip = "The period of second ATR.";

            // The CheckBox parameters
            IndParam.CheckParam[0].Caption = "Use previous bar value";
            IndParam.CheckParam[0].Checked = PrepareUsePrevBarValueCheckBox(slotType);
            IndParam.CheckParam[0].Enabled = true;
            IndParam.CheckParam[0].ToolTip = "Use the indicator value from the previous bar.";

            return;
        }