using System;
using System.Runtime.InteropServices;

namespace IStation.Model
{
    /// <summary>
    /// 信号记录
    /// </summary>
    [StructLayout(LayoutKind.Explicit, CharSet = CharSet.Unicode)]
    public struct SignalRecord
    {
        public SignalRecord
            (SignalRecord rhs)
        {
            this.Time = rhs.Time;
            this.Value = rhs.Value;
        }

        public SignalRecord
            (DateTime dataTime, double dataValue)
        {
            this.Time = dataTime;
            this.Value = dataValue;
        }

        /// <summary>
        /// 数据时间
        /// </summary>
        [FieldOffset(0)]
        public DateTime Time;

        /// <summary>
        /// 数据值
        /// </summary>
        [FieldOffset(8)]
        public double Value;

        public void SetValue(double value)
        {
            this.Value = value;
        }

    }
}