public void StartSelfcheck(bool bStart)
{
GetTachometerPrepareRealTimeDataAckParams ackParams = new GetTachometerPrepareRealTimeDataAckParams();
if (bStart)
{
if (!_dynoCmd.GetTachometerPrepareRealTimeDataCmd(true, false, ref ackParams, out string errMsg))
{
MessageBox.Show("执行开始获取转速计实时数据命令失败", "执行命令出错", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
_timer.Enabled = true;
}
}
else
{
if (!_dynoCmd.GetTachometerPrepareRealTimeDataCmd(false, true, ref ackParams, out string errMsg))
{
MessageBox.Show("执行停止获取转速计实时数据命令失败", "执行命令出错", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
_timer.Enabled = false;
lblMsg.Text = "已手动停止转速计自检";
}
}
}
private void OnTimer(object source, System.Timers.ElapsedEventArgs e)
{
GetTachometerPrepareRealTimeDataAckParams ackParams = new GetTachometerPrepareRealTimeDataAckParams();
if (_dynoCmd.GetTachometerPrepareRealTimeDataCmd(true, false, ref ackParams, out string errMsg) && ackParams != null)
{
if (_timer != null && _timer.Enabled)
{
try {
Invoke((EventHandler) delegate {
lblGasRPMLow.Text = ackParams.QYRPMLow.ToString();
lblGasRPMHigh.Text = ackParams.QYRPMHigt.ToString();
lblGasRPM.Text = ackParams.RPM.ToString();
lblDieselRPMLow.Text = ackParams.CYRPMLow.ToString();
lblDieselRPMHigh.Text = ackParams.CYRPMHigt.ToString();
lblDieselRPM.Text = ackParams.CYRPM.ToString();
lblOBDRPM.Text = ackParams.OBDRPM.ToString();
bool RPMOK = (ackParams.RPM >= ackParams.QYRPMLow) && (ackParams.RPM <= ackParams.QYRPMHigt);
RPMOK = RPMOK || ((ackParams.CYRPM >= ackParams.CYRPMLow) && (ackParams.CYRPM <= ackParams.CYRPMHigt));
bool OBDOK = Math.Abs(ackParams.OBDRPM - ackParams.RPM) <= RPM_Tolerance;
OBDOK = OBDOK || Math.Abs(ackParams.OBDRPM - ackParams.CYRPM) <= RPM_Tolerance;
OBDOK = OBDOK && ackParams.OBDRPM > 0;
if ((RPMOK || OBDOK) || _dicStops[this])
{
_timer.Enabled = false;
_dicResults[this] = true;
ackParams = new GetTachometerPrepareRealTimeDataAckParams();
_dynoCmd.GetTachometerPrepareRealTimeDataCmd(false, true, ref ackParams, out errMsg);
SelfcheckDoneEventArgs args = new SelfcheckDoneEventArgs {
Result = _dicResults[this]
};
SelfcheckDone?.Invoke(this, args);
}
});
} catch (ObjectDisposedException) {
// 关闭窗口后仍有一定几率会进入主UI线程，此时访问界面元素会引发此异常，直接忽略即可
}
}
}
}