private void UpdateSeries(IDictionary <string, float> sensors)
{
if (!m_startTime.HasValue)
{
m_startTime = DateTime.Now;
}
var now = DateTime.Now;
var xValue = m_prevReceiveTime.HasValue ? m_xPrevValue + (now - m_prevReceiveTime.Value).TotalSeconds : 0;
var xAxisMax = xValue + 1;
m_prevReceiveTime = now;
if (ShowPuffsBoundariesCheckBox.Checked)
{
var isFiring = sensors[SensorsKeys.IsFiring] > 0;
if (isFiring && !m_isFiring)
{
CreateFiringAnnotation(xValue, true);
}
if (!isFiring && m_isFiring && m_xPrevValue > 0)
{
CreateFiringAnnotation(m_xPrevValue, false);
}
m_isFiring = isFiring;
}
m_xPrevValue = xValue;
var isCelcius = sensors[SensorsKeys.IsCelcius] > 0;
m_seriesData[SensorsKeys.Temperature].SetLastValueFormat(isCelcius ? "{0} °C" : "{0} °F");
m_seriesData[SensorsKeys.TemperatureSet].SetLastValueFormat(isCelcius ? "{0} °C" : "{0} °F");
foreach (var kvp in m_seriesData)
{
var sensorName = kvp.Key;
var data = kvp.Value;
var readings = sensors[sensorName];
var interpolatedValue = Interpolate(readings, data.InterpolationLimits);
var point = new DataPoint();
if (Math.Abs(readings) > 0.001)
{
var roundedValue = (float)Math.Round(readings, 3);
point.XValue = xValue;
point.YValues = new double[] { interpolatedValue };
point.Tag = point.Label = roundedValue.ToString(CultureInfo.InvariantCulture);
point.MarkerSize = ChartSelectedMarkerSize;
point.MarkerStyle = MarkerStyle.Circle;
data.SetLastValue(roundedValue);
}
else
{
point.IsEmpty = true;
data.SetLastValue(null);
}
data.Seires.Points.Add(point);
}
if (m_isRecording)
{
m_lineBuilder.Clear();
// Trace time
m_lineBuilder.Append(xValue.ToString(CultureInfo.InvariantCulture));
m_lineBuilder.Append(",");
// Other values
var values = m_seriesData.Values
.Where(x => x.CheckBox.Checked)
.Select(x => x.LastValue.HasValue ? x.LastValue.Value.ToString(CultureInfo.InvariantCulture) : string.Empty);
m_lineBuilder.Append(string.Join(",", values));
var ex = Safe.Execute(() =>
{
m_fileWriter.WriteLine(m_lineBuilder.ToString());
m_fileWriter.Flush();
});
if (ex != null)
{
InfoBox.Show("Recording was stopped because of error:\n" + ex.Message);
RecordButton.PerformClick();
}
}
while (MainChart.Annotations.Count > 1 && MainChart.Annotations.Count - 1 > ChartMaxFiringAnnotationsCount)
{
MainChart.Annotations.RemoveAt(1);
}
foreach (var series in MainChart.Series)
{
while (series.Points.Count > ChartMaxDataPointsCount)
{
series.Points.RemoveAt(0);
}
MainChart.ChartAreas[0].AxisX.Minimum = MainChart.Series[0].Points[0].XValue - 1;
if (series.Points.Count > 0)
{
var lastPoint = series.Points[series.Points.Count - 1];
if (lastPoint.IsEmpty)
{
continue;
}
if (series.Points.Count > 1)
{
var preLastPoint = series.Points[series.Points.Count - 2];
preLastPoint.Label = null;
preLastPoint.MarkerSize = ChartMarkerSize;
}
}
}
UpdateHorizontalScrollAndAxisXMax(xAxisMax);
if (IsTracking)
{
if (MainChartHorizontalScrollBar.Value == MainChartHorizontalScrollBar.Maximum)
{
// Force zoom.
ScrollChartHorizontally(true);
}
else if (!m_isScrollingHorizontally)
{
// Zoom applies automatically when changing scrollbar value.
MainChartHorizontalScrollBar.Value = MainChartHorizontalScrollBar.Maximum;
}
}
}
private void UpdateSeries(IDictionary <string, float> sensors)
{
if (!m_startTime.HasValue)
{
m_startTime = DateTime.Now;
}
var isCelcius = sensors[SensorsKeys.Celcius] > 0;
m_seriesData[SensorsKeys.Temperature].SetLastValueFormat(isCelcius ? "{0} °C" : "{0} °F");
m_seriesData[SensorsKeys.TemperatureSet].SetLastValueFormat(isCelcius ? "{0} °C" : "{0} °F");
var now = DateTime.Now;
var xValue = now.ToOADate();
var xAxisMax = now.AddSeconds(1).ToOADate();
foreach (var kvp in m_seriesData)
{
var sensorName = kvp.Key;
var data = kvp.Value;
var readings = sensorName == SensorsKeys.Power
? sensors[SensorsKeys.OutputCurrent] * sensors[SensorsKeys.OutputVoltage]
: sensors[sensorName];
var interpolatedValue = Interpolate(readings, data.InterpolationLimits);
var point = new DataPoint();
if (Math.Abs(readings) > 0.001)
{
var roundedValue = (float)Math.Round(readings, 3);
point.XValue = xValue;
point.YValues = new double[] { interpolatedValue };
point.Tag = point.Label = roundedValue.ToString(CultureInfo.InvariantCulture);
point.MarkerSize = 7;
point.MarkerStyle = MarkerStyle.Circle;
data.SetLastValue(roundedValue);
}
else
{
point.IsEmpty = true;
data.SetLastValue(null);
}
data.Seires.Points.Add(point);
}
if (m_isRecording)
{
m_lineBuilder.Clear();
m_lineBuilder.Append((now - m_recordStartTime).TotalSeconds.ToString(CultureInfo.InvariantCulture));
m_lineBuilder.Append(",");
var values = m_seriesData.Values
.Where(x => x.CheckBox.Checked)
.Select(x => x.LastValue.HasValue ? x.LastValue.Value.ToString(CultureInfo.InvariantCulture) : string.Empty);
m_lineBuilder.Append(string.Join(",", values));
var ex = Safe.Execute(() =>
{
m_fileWriter.WriteLine(m_lineBuilder.ToString());
m_fileWriter.Flush();
});
if (ex != null)
{
InfoBox.Show("Recording was stopped because of error:\n" + ex.Message);
RecordButton.PerformClick();
}
}
foreach (var series in MainChart.Series)
{
while (series.Points.Count > MaxItems)
{
series.Points.RemoveAt(0);
}
if (series.Points.Count > 0)
{
var lastPoint = series.Points[series.Points.Count - 1];
if (lastPoint.IsEmpty)
{
continue;
}
if (series.Points.Count > 1)
{
var preLastPoint = series.Points[series.Points.Count - 2];
preLastPoint.Label = null;
preLastPoint.MarkerSize = 0;
}
}
}
var points = MainChart.Series.SelectMany(x => x.Points).Where(x => !x.IsEmpty).ToArray();
var minDate = DateTime.FromOADate(points.Min(x => x.XValue));
var maxDate = DateTime.FromOADate(points.Max(x => x.XValue));
var range = maxDate - minDate;
var framesCount = Math.Floor(range.TotalSeconds / m_timeFrame.TotalSeconds);
MainChartScrollBar.Maximum = (int)(framesCount * 30);
if (IsTracking)
{
MainChartScrollBar.Value = MainChartScrollBar.Maximum;
ScrollChart(true);
}
MainChart.ChartAreas[0].AxisX.Minimum = m_startTime.Value.AddSeconds(-5).ToOADate();
MainChart.ChartAreas[0].AxisX.Maximum = xAxisMax;
}
