82 lines
2.1 KiB
C#
82 lines
2.1 KiB
C#
using System.Diagnostics;
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using System.Threading;
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using System.Threading.Tasks;
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using Aitex.Core.RT.Event;
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using Aitex.Core.Util;
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using MECF.Framework.RT.Core.IoProviders;
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namespace Aitex.Core.RT.IOCore
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{
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public class DOAccessor : IOAccessor<bool>
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{
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private Task _tPulseGen;
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public DOAccessor(string name, int index, bool[] values)
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: base(name, index, values)
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{
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setter = SetValueSafe;
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}
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public bool SetValue(bool value, out string reason)
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{
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if (IO.CanSetDO(name, value, out reason))
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{
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IIoProvider provider = Singleton<IoProviderManager>.Instance.GetProvider(base.Provider);
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if (provider != null && !provider.SetValue(this, value))
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{
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reason = "Write DO[" + base.Name + "] failed";
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return false;
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}
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values[index] = value;
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return true;
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}
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return false;
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}
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public bool SetPulseValue(bool value, out string reason, bool holdValue, int delayMillisecond)
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{
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//Debug.Assert(_tPulseGen == null || _tPulseGen.IsCompleted, $"DO {name} The last pulse is not finished.");
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if (IO.CanSetDO(name, value, out reason))
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{
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if (_tPulseGen is { IsCompleted: false })
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{
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// reason = $"{name} is busy generating pulse";
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return true;
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}
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_tPulseGen = Task.Run(() =>
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{
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Value = value;
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Thread.Sleep(delayMillisecond);
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if (IO.CanSetDO(name, holdValue, out var reason))
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{
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Value = holdValue;
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}
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else
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EV.PostAlarmLog("", $"Unable to restore level of {Name}, {reason}");
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});
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return true;
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}
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return false;
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}
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public bool Check(bool value, out string reason)
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{
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return IO.CanSetDO(name, value, out reason);
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}
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private void SetValueSafe(int index, bool value)
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{
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if (IO.CanSetDO(name, value, out var _))
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{
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values[index] = value;
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Singleton<IoProviderManager>.Instance.GetProvider(base.Provider)?.SetValue(this, value);
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}
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}
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}
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}
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