/// <summary>
/// Convert total amount of bytes to a human-readable string.
/// The output format is controlled through properties of the input
/// <see cref="TrafficUnitValue"/>. Scale is decided basing
/// on the size amount, however unit type (bits or Bytes) is taken
/// directly from the input param.
/// </summary>
/// <returns>
/// Human-readable traffic scale in example format "12.34 Mb".
/// </returns>
public static string Humanize(TrafficUnitValue trafficValue)
{
double total = trafficValue.Value;
string transferUnit = trafficValue.InBits ? "b" : "B";
string sizeFactorName = "";
float sizeFactor = 1.0f;
if (total >= Gi)
{
sizeFactor = Gi;
sizeFactorName = "G";
}
else if (total >= Mi)
{
sizeFactor = Mi;
sizeFactorName = "M";
}
else if (total >= Ki)
{
sizeFactor = Ki;
sizeFactorName = "K";
}
return(String.Format("{0:0.0} {1}{2}", total / sizeFactor,
sizeFactorName, transferUnit));
}
/// <summary>
/// Gets the "total amount" text for a given statistic type.
/// The unit type of the text depends on the unit type used for graph painting.
/// </summary>
private string TotalText(Stat stat)
{
float[] totals = TrafficStat.Total(stat, TotalsAverageCount);
if (totals.Length > 0)
{
bool bits = GraphPaint.Scale.InBits; // TODO bad programming practice, code smell.
float average = totals.Average();
if (bits)
{
average *= 8.0f;
}
var trafficValue = new TrafficUnitValue(average, bits);
return(TrafficUnit.Humanize(trafficValue) + "/s");
}
return("N/A");
}