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Technosoftware/DaAeHdaClient/Da/Item.cs

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+#region Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+//-----------------------------------------------------------------------------
+// Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+// Web: https://www.technosoftware.com 
+// 
+// The source code in this file is covered under a dual-license scenario:
+//   - Owner of a purchased license: SCLA 1.0
+//   - GPL V3: everybody else
+//
+// SCLA license terms accompanied with this source code.
+// See SCLA 1.0: https://technosoftware.com/license/Source_Code_License_Agreement.pdf
+//
+// GNU General Public License as published by the Free Software Foundation;
+// version 3 of the License are accompanied with this source code.
+// See https://technosoftware.com/license/GPLv3License.txt
+//
+// This source code is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+// or FITNESS FOR A PARTICULAR PURPOSE.
+//-----------------------------------------------------------------------------
+#endregion Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+
+#region Using Directives
+using System;
+#endregion
+
+namespace Technosoftware.DaAeHdaClient.Da
+{
+    /// <summary>
+    /// Describes how an item in the server address space should be accessed. 
+    /// </summary>
+    [Serializable]
+    public class TsCDaItem : OpcItem
+    {
+		#region Fields
+        private bool active_ = true;
+		private float deadband_;
+        #endregion
+
+		#region Constructors, Destructor, Initialization
+        /// <summary>
+		/// Initializes the object with default values.
+		/// </summary>
+		public TsCDaItem() { }
+
+		/// <summary>
+		/// Initializes object with the specified ItemIdentifier object.
+		/// </summary>
+		public TsCDaItem(OpcItem item)
+        {
+            if (item == null)
+            {
+                return;
+            }
+            ItemName = item.ItemName;
+            ItemPath = item.ItemPath;
+            ClientHandle = item.ClientHandle;
+            ServerHandle = item.ServerHandle;
+        }
+
+		/// <summary>
+		/// Initializes object with the specified Item object.
+		/// </summary>
+		public TsCDaItem(TsCDaItem item)
+			: base(item)
+        {
+            if (item == null)
+            {
+                return;
+            }
+            ReqType = item.ReqType;
+            MaxAge = item.MaxAge;
+            MaxAgeSpecified = item.MaxAgeSpecified;
+            Active = item.Active;
+            ActiveSpecified = item.ActiveSpecified;
+            Deadband = item.Deadband;
+            DeadbandSpecified = item.DeadbandSpecified;
+            SamplingRate = item.SamplingRate;
+            SamplingRateSpecified = item.SamplingRateSpecified;
+            EnableBuffering = item.EnableBuffering;
+            EnableBufferingSpecified = item.EnableBufferingSpecified;
+        }
+        #endregion    
+
+		#region Properties
+        /// <summary>
+        /// The data type to use when returning the item value.
+        /// </summary>
+		public Type ReqType { get; set; }
+
+        /// <summary>
+        /// The oldest (in milliseconds) acceptable cached value when reading an item.
+        /// </summary>
+		public int MaxAge { get; set; }
+
+        /// <summary>
+        /// Whether the Max Age is specified.
+        /// </summary>
+		public bool MaxAgeSpecified { get; set; }
+
+        /// <summary>
+        /// Whether the server should send data change updates. 
+        /// </summary>
+        public bool Active
+        {
+            get => active_;
+            set => active_ = value;
+        }
+
+        /// <summary>
+        /// Whether the Active state is specified.
+        /// </summary>
+		public bool ActiveSpecified { get; set; }
+
+        /// <summary>
+        /// The minimum percentage change required to trigger a data update for an item. 
+        /// </summary>
+        public float Deadband
+        {
+            get => deadband_;
+            set => deadband_ = value;
+        }
+
+        /// <summary>
+        /// Whether the Deadband is specified.
+        /// </summary>
+		public bool DeadbandSpecified { get; set; }
+
+        /// <summary>
+        /// How frequently the server should sample the item value.
+        /// </summary>
+		public int SamplingRate { get; set; }
+
+        /// <summary>
+        /// Whether the Sampling Rate is specified.
+        /// </summary>
+		public bool SamplingRateSpecified { get; set; }
+
+        /// <summary>
+        /// Whether the server should buffer multiple data changes between data updates.
+        /// </summary>
+		public bool EnableBuffering { get; set; }
+
+        /// <summary>
+        /// Whether the Enable Buffering is specified.
+        /// </summary>
+		public bool EnableBufferingSpecified { get; set; }
+        #endregion
+    }
+}