138 lines
4.2 KiB
C#
138 lines
4.2 KiB
C#
#region Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
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//-----------------------------------------------------------------------------
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// Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
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// Web: https://www.technosoftware.com
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//
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// The source code in this file is covered under a dual-license scenario:
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// - Owner of a purchased license: SCLA 1.0
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// - GPL V3: everybody else
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//
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// SCLA license terms accompanied with this source code.
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// See SCLA 1.0: https://technosoftware.com/license/Source_Code_License_Agreement.pdf
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//
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// GNU General Public License as published by the Free Software Foundation;
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// version 3 of the License are accompanied with this source code.
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// See https://technosoftware.com/license/GPLv3License.txt
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//
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// This source code is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE.
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//-----------------------------------------------------------------------------
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#endregion Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
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#region Using Directives
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using System;
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#endregion
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namespace Technosoftware.DaAeHdaClient.Da
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{
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/// <summary>
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/// Contains the value for a single item.
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/// </summary>
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[Serializable]
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public class TsCDaItemValue : OpcItem
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{
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#region Fields
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private TsCDaQuality daQuality_ = TsCDaQuality.Bad;
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private DateTime timestamp_ = DateTime.MinValue;
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#endregion
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#region Constructors, Destructor, Initialization
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/// <summary>
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/// Initializes the object with default values.
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/// </summary>
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public TsCDaItemValue() { }
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/// <summary>
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/// Initializes the object with and ItemIdentifier object.
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/// </summary>
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public TsCDaItemValue(OpcItem item)
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{
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if (item == null)
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{
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return;
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}
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ItemName = item.ItemName;
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ItemPath = item.ItemPath;
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ClientHandle = item.ClientHandle;
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ServerHandle = item.ServerHandle;
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}
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/// <summary>
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/// Initializes the object with the specified item name.
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/// </summary>
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public TsCDaItemValue(string itemName)
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: base(itemName)
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{
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}
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/// <summary>
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/// Initializes object with the specified ItemValue object.
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/// </summary>
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public TsCDaItemValue(TsCDaItemValue item)
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: base(item)
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{
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if (item == null)
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{
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return;
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}
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Value = OpcConvert.Clone(item.Value);
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Quality = item.Quality;
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QualitySpecified = item.QualitySpecified;
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Timestamp = item.Timestamp;
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TimestampSpecified = item.TimestampSpecified;
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}
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#endregion
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#region Properties
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/// <summary>
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/// The item value.
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/// </summary>
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public object Value { get; set; }
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/// <summary>
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/// The quality of the item value.
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/// </summary>
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public TsCDaQuality Quality
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{
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get => daQuality_;
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set => daQuality_ = value;
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}
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/// <summary>
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/// Whether the quality is specified.
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/// </summary>
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public bool QualitySpecified { get; set; }
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/// <summary>
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/// The timestamp for the item value.
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/// The <see cref="ApplicationInstance.TimeAsUtc">ApplicationInstance.TimeAsUtc</see> property defines
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/// the time format (UTC or local time).
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/// </summary>
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public DateTime Timestamp
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{
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get => timestamp_;
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set => timestamp_ = value;
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}
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/// <summary>
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/// Whether the timestamp is specified.
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/// </summary>
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public bool TimestampSpecified { get; set; }
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#endregion
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#region ICloneable Members
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/// <summary>
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/// Creates a deep copy of the object.
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/// </summary>
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public override object Clone()
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{
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var clone = (TsCDaItemValue)MemberwiseClone();
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clone.Value = OpcConvert.Clone(Value);
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return clone;
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}
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#endregion
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}
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}
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