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Common/DTS.CommonCore/.svn/pristine/e5/e5e03017b1016bc0ff039d6fcc1afc51e089b1b2.svn-base

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+using System;
+
+namespace DTS.Common.Classes.Sensors
+{
+    /// <summary>
+    /// public helper class for ZeroRefence in SIFs, which is serialized to an int
+    /// </summary>
+    public class ZeroRef
+    {
+        public enum ZeroType
+        {
+            AverageOverTime,
+            UsePreEventDiagnostics,
+            UseZeroMv
+        }
+
+        public ZeroType ZeroMethod { get; }
+
+        public ZeroRef(string zeroref)
+        {
+            switch (zeroref)
+            {
+                case "0":
+                    ZeroMethod = ZeroType.AverageOverTime;
+                    break;
+                case "1":
+                    ZeroMethod = ZeroType.UsePreEventDiagnostics;
+                    break;
+                case "2":
+                    ZeroMethod = ZeroType.UseZeroMv;
+                    break;
+                default:
+                    throw new NotSupportedException("TDAS::ZeroRef Invalid ZeroRef " + zeroref);
+            }
+        }
+        public ZeroRef(ZeroType type) { ZeroMethod = type; }
+        public override string ToString()
+        {
+            switch (ZeroMethod)
+            {
+                case ZeroType.AverageOverTime:
+                    return "0";
+                case ZeroType.UsePreEventDiagnostics:
+                    return "1";
+                case ZeroType.UseZeroMv:
+                    return "2";
+                default:
+                    throw new NotSupportedException("TDAS::ZeroRef Invalid ZeroRef " + ZeroMethod);
+            }
+        }
+    }
+}