/// <summary>
/// Populates the ListView with all statistics.
/// </summary>
/// <param name="series">reference to a series object</param>
/// <param name="granularity">granularity of current graph</param>
private void FillGraphStatistics(Series series, int granularity)
{
if (null == series)
{
return;
}
graphStatistics.Items.Clear();
SeriesGraphStatistics stat = series.GraphStatistics;
graphStatistics.Items.Add("Average").SubItems.Add(GetStatistics(stat, StatisticsFunctionKind.Average));
graphStatistics.Items.Add("Minimum").SubItems.Add(GetStatistics(stat, StatisticsFunctionKind.Minimum));
graphStatistics.Items.Add("Maximum").SubItems.Add(GetStatistics(stat, StatisticsFunctionKind.Maximum));
graphStatistics.Items.Add("Median").SubItems.Add(GetStatistics(stat, StatisticsFunctionKind.Median));
graphStatistics.Items.Add("Std. Deviation").SubItems.Add(GetStatistics(stat, StatisticsFunctionKind.StdDeviation));
textBoxGranularity.Text = granularity.ToString();
rawStatistics.Items.Clear();
SeriesRawStatistics raw_stat = series.RawStatistics;
rawStatistics.Items.Add("Average").SubItems.Add(GetStatistics(raw_stat, StatisticsFunctionKind.Average));
rawStatistics.Items.Add("Minimum").SubItems.Add(GetStatistics(raw_stat, StatisticsFunctionKind.Minimum));
rawStatistics.Items.Add("Maximum").SubItems.Add(GetStatistics(raw_stat, StatisticsFunctionKind.Maximum));
rawStatistics.Items.Add("Count").SubItems.Add(GetStatistics(raw_stat, StatisticsFunctionKind.Count));
rawStatistics.Items.Add("Std. Deviation").SubItems.Add(GetStatistics(raw_stat, StatisticsFunctionKind.StdDeviation));
rawStatistics.Items.Add("Sum").SubItems.Add(GetStatistics(raw_stat, StatisticsFunctionKind.Sum));
}
/// <summary>
/// Get a string representation for statistics
/// </summary>
/// <param name="stat">reference to a statistics object</param>
/// <param name="function">statistics function type</param>
/// <returns>string representation of specified statistics</returns>
private string GetStatistics(CommonSeriesStatistics stat, StatisticsFunctionKind function)
{
string result = String.Empty;
SeriesGraphStatistics s_gs = null;
SeriesRawStatistics s_rs = null;
//check statistics type
if (stat is SeriesRawStatistics)
{
s_rs = (SeriesRawStatistics)stat;
//if statistics are available, store in variable
if (s_rs.IsFunctionAvailable(function))
{
switch (function)
{
//statistics is calculated with 3 digits precision
case StatisticsFunctionKind.Average:
result = s_rs.Average.ToString("0.000");
break;
case StatisticsFunctionKind.Count:
result = s_rs.Count.ToString("0.000");
break;
case StatisticsFunctionKind.Maximum:
result = s_rs.Maximum.ToString("0.000");
break;
case StatisticsFunctionKind.Minimum:
result = s_rs.Minimum.ToString("0.000");
break;
case StatisticsFunctionKind.StdDeviation:
result = s_rs.StdDeviation.ToString("0.000");
break;
case StatisticsFunctionKind.Sum:
result = s_rs.Sum.ToString("0.000");
break;
default:
result = "Unknown function";
break;
}
}
else
{
//statistics not available
result = "N/A";
}
}
//check statistics type
if (stat is SeriesGraphStatistics)
{
s_gs = (SeriesGraphStatistics)stat;
//if statistics are available, store in variable
if (s_gs.IsFunctionAvailable(function))
{
switch (function)
{
case StatisticsFunctionKind.Average:
result = s_gs.Average.ToString("0.000");
break;
case StatisticsFunctionKind.Maximum:
result = s_gs.Maximum.ToString("0.000");
break;
case StatisticsFunctionKind.Minimum:
result = s_gs.Minimum.ToString("0.000");
break;
case StatisticsFunctionKind.Median:
result = s_gs.Median.ToString("0.000");
break;
case StatisticsFunctionKind.StdDeviation:
result = s_gs.StdDeviation.ToString("0.000");
break;
default:
result = "Unknown function";
break;
}
}
else
{
//statistics not available
result = "N/A";
}
}
return(result);
}
