private static ChartPoint GetChartPoint(bool isClass, PointTracker tracker, int index, T value)
{
ChartPoint cp;
if (!isClass)
{
if (tracker.Indexed.TryGetValue(index, out cp))
{
return(cp);
}
cp = new ChartPoint
{
Instance = value,
Key = index
};
tracker.Indexed[index] = cp;
}
else
{
if (tracker.Referenced.TryGetValue(value, out cp))
{
return(cp);
}
cp = new ChartPoint
{
Instance = value,
Key = index
};
tracker.Referenced[value] = cp;
}
return(cp);
}
/// <summary>
/// Gets series that owns the values
/// </summary>
/// <param name="view"></param>
/// <returns></returns>
public PointTracker GetTracker(ISeriesView view)
{
PointTracker tracker;
if (Trackers.TryGetValue(view, out tracker))
{
return(tracker);
}
tracker = new PointTracker();
Trackers[view] = tracker;
return(tracker);
}
private static bool IsGarbage(ChartPoint point, PointTracker tracker)
{
return(point.Gci < tracker.Gci ||
double.IsNaN(point.X) || double.IsNaN(point.Y));
}