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Common/DTS.Common/Converters/InitialOffsetToIEPESensorOffsetConverter.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Data;
+
+namespace DTS.Common.Converters
+{
+    public class InitialOffsetToIEPESensorOffsetConverter : IValueConverter
+    {
+        /// <summary>
+        /// Used to convert  millivolt offset to IEPE sensor offset in volts
+        /// </summary>
+        /// <param name="value"></param>
+        /// <param name="targetType"></param>
+        /// <param name="parameter"></param>
+        /// <param name="culture"></param>
+        /// <returns></returns>
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (value is double milliUnit)
+            {
+                return ConvertDouble(milliUnit);
+            }
+            else
+            {
+                return 0D;
+            }
+        }
+        const double IEPE_MIDPOINT = 12.25D;
+
+        public static double ConvertDouble(double milliUnit)
+        {
+            if (double.IsNaN(milliUnit)) { return 0D; }
+            return (milliUnit / 1000.0D) + IEPE_MIDPOINT;
+        }
+
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (value is double unit)
+            {
+                if (double.IsNaN(unit)) { return 0D; }
+                return (unit - IEPE_MIDPOINT) * 1000.0D;
+            }
+            else
+            {
+                return 0D;
+            }
+        }
+    }
+}