public IEnumerable <IDataPoint <TItem> > GenerateDataPoints(IEnumerable <TItem> items)
{
IEnumerable <DataPoint <TItem> > data;
if (YValue != null)
{
data = items.Select(e => new DataPoint <TItem>
{
X = XValue.Invoke(e),
Y = YValue.Invoke(e),
Items = new List <TItem> {
e
},
FillColor = GetPointColor(e)
});
}
else if (YAggregate != null)
{
data = items.GroupBy(XValue)
.Select(d => new DataPoint <TItem>
{
X = d.Key,
Y = YAggregate.Invoke(d),
Items = d.ToList(),
FillColor = GetPointColor(d)
});
}
else
{
return(new List <IDataPoint <TItem> >());
}
if (OrderBy != null)
{
data = data.OrderBy(OrderBy);
}
else if (OrderByDescending != null)
{
data = data.OrderByDescending(OrderByDescending);
}
return(UpdateDataPoints(data, DataPointMutator));
}
