/// <summary>
/// 从 Plc 中读取参数的最值
/// </summary>
/// <param name="state"></param>
/// <param name="machineCode"></param>
/// <param name="cpm"></param>
/// <returns></returns>
private static (CpmChartThreshold, CpmChartThreshold) getThresholdFromPlc(Store state, string machineCode, Cpm cpm)
{
CpmChartThreshold maxThreshold = null;
CpmChartThreshold minThreshold = null;
if (MachineConfig.MachineDict[machineCode].CodeToPlcAlarmDict.TryGetValue(cpm.Code, out var plc))
{
if (plc.MaxCode.HasValue)
{
var maxCpm = App.Store.GetState().CpmState.OnlineCpmsDict[machineCode][plc.MaxCode.Value];
if (maxCpm.ValueType == SmParamType.Signal)
{
maxThreshold = new CpmChartThreshold()
{
Value = maxCpm.FloatValue, UpdateTime = cpm.PickTime
};
}
}
if (plc.MinCode.HasValue)
{
var minCpm = App.Store.GetState().CpmState.OnlineCpmsDict[machineCode][plc.MinCode.Value];
if (minCpm.ValueType == SmParamType.Signal)
{
minThreshold = new CpmChartThreshold()
{
Value = minCpm.FloatValue, UpdateTime = cpm.PickTime
};
}
}
}
return(maxThreshold, minThreshold);
}
/// <summary>
/// 读取参数的经验最值
/// </summary>
/// <param name="state"></param>
/// <param name="machineCode"></param>
/// <param name="cpm"></param>
/// <returns></returns>
private static (CpmChartThreshold, CpmChartThreshold) getThresholdFromExp(Store state, string machineCode, Cpm cpm)
{
CpmChartThreshold maxThreshold = null;
CpmChartThreshold minThreshold = null;
if (MachineConfig.MachineDict[machineCode].CodeToExpAlarmDict.TryGetValue(cpm.Code, out var expAlarm))
{
if (expAlarm.Max.HasValue)
{
maxThreshold = new CpmChartThreshold()
{
Value = expAlarm.Max.Value
};
}
if (expAlarm.Min.HasValue)
{
minThreshold = new CpmChartThreshold()
{
Value = expAlarm.Min.Value
};
}
}
return(maxThreshold, minThreshold);
}
/// <summary>
/// <todo>计算 CPK</todo>
/// </summary>
/// <param name="cpm"></param>
/// <param name="maxThreshold"></param>
/// <param name="minThreshold"></param>
/// <returns></returns>
private static CPK getCPK(Cpm cpm, CpmChartThreshold maxThreshold, CpmChartThreshold minThreshold)
{
CPK cpk = new CPK()
{
Value = 1.8
};
return(cpk);
}
/// <summary>
/// 获取参数的最值
/// </summary>
/// <param name="state"></param>
/// <param name="machineCode"></param>
/// <param name="cpm"></param>
/// <returns></returns>
private static (CpmChartThreshold, CpmChartThreshold) getMaxMinThreshold(Store state, string machineCode, Cpm cpm)
{
CpmChartThreshold maxThreshold = null;
CpmChartThreshold minThreshold = null;
var(plcMax, plcMin) = getThresholdFromPlc(state, machineCode, cpm);
var(expMax, expMin) = getThresholdFromExp(state, machineCode, cpm);
//首先考虑Plc的最值，再考虑经验最值，最后考虑历史保存最值
maxThreshold = plcMax ?? expMax ?? state.CpmDetailViewDict[machineCode].MaxThresholdDict[cpm.Code].LastOrDefault()?.Clone();
minThreshold = plcMin ?? expMin ?? state.CpmDetailViewDict[machineCode].MinThresholdDict[cpm.Code].LastOrDefault()?.Clone();;
return(maxThreshold, minThreshold);
}
/// <summary>
/// 更新曲线数据
/// 该函数被多线程调用，所以给每个 Code 对应的 Chart 都上了一把锁
/// </summary>
private static void updateChartView(CpmDetailViewStore cpmDetail, Cpm cpm, CpmChartThreshold maxThreshold, CpmChartThreshold minThreshold, CPK cpk)
{
lock (cpmDetail.ChartCpmSourceDict[cpm.Code]) {
if (cpm.ValueType == SmParamType.Signal)
{
AsureChartPointNums(cpmDetail, cpm);
cpmDetail.ChartCpmSourceDict[cpm.Code].Add(cpm);
cpmDetail.Avgcalculator[cpm.Code](cpm.GetFloatVal());
if (!cpmDetail.AvgLast[cpm.Code].HasValue)
{
cpmDetail.AvgLast[cpm.Code] = cpm.GetFloatVal();
}
cpmDetail.AvgDict[cpm.Code].Add(new CpmAvg()
{
Value = cpmDetail.AvgLast[cpm.Code].Value,
UpdateTime = cpm.PickTime
});
//同步最值和实时曲线的时间
if (maxThreshold != null)
{
maxThreshold.UpdateTime = cpm.PickTime;
cpmDetail.MaxThresholdDict[cpm.Code].Add(maxThreshold);
}
if (minThreshold != null)
{
minThreshold.UpdateTime = cpm.PickTime;
cpmDetail.MinThresholdDict[cpm.Code].Add(minThreshold);
}
if (cpk != null)
{
cpk.UpdateTime = cpm.PickTime;
cpmDetail.CPKDict[cpm.Code].Add(cpk);
}
}
if (cpm.Code == cpmDetail.SelectedCpm.Code)
{
cpmDetail.SelectedPointNums = "点数：" + cpmDetail.SelectedCpmChartSource.Count;
//保证实时曲线的动态绘制
cpmDetail.SelectedVisualMax = DateTime.Now;
}
}
}
