private void timer_getData_Tick(object sender, EventArgs e) { PerformanceCounter performanceCounter = new PerformanceCounter(); ErrorCode err; performanceCounter.Start(); err = instantAiCtrl1.Read(comboBox_chanStart.SelectedIndex, chanCountSet, m_dataScaled); if (err != ErrorCode.Success) { HandleError(err); timer_getData.Stop(); } m_simpleGraph.Chart(m_dataScaled, chanCountSet, 1, 1.0 * trackBar.Value / 1000); RefreshListView(); performanceCounter.Stop(); int interval = (int)(trackBar.Value - performanceCounter.Duration * 1000 - 0.5); if (interval > 1) { timer_getData.Interval = interval; } }
private void timer_getData_Tick(object sender, EventArgs e) { PerformanceCounter performanceCounter = new PerformanceCounter(); ErrorCode err; performanceCounter.Start(); err = instantAiCtrl1.Read(0, chanCountSet, m_dataScaled); if (err != ErrorCode.Success) { HandleError(err); timer_getData.Stop(); } m_simpleGraph.Chart(m_dataScaled, chanCountSet, 1, 1.0 * trackBar.Value / 1000); int chanCount = comboBox_chanCount.SelectedIndex + 1; using (FileStream fs = File.Open(fname, FileMode.OpenOrCreate)) { StreamWriter w = new StreamWriter(fs); w.BaseStream.Seek(0, SeekOrigin.End); time += timer_getData.Interval; w.Write(time.ToString() + " "); for (int i = 0; i < chanCount; ++i) { //写文件 w.Write((m_dataScaled[i]).ToString() + " "); //写数组 xreal[i].Add(m_dataScaled[i]); } w.Write("\r\n"); w.Flush(); w.Close(); } RefreshListView(); performanceCounter.Stop(); int interval = (int)(trackBar.Value - performanceCounter.Duration * 1000 - 0.5); if (interval > 1) { timer_getData.Interval = interval; } }