ILegend.Series
ILegend

property Series: OleVariant;

Type Library
TeeChartx

Description
Set Series to determine which series is used as data for the Legend entries.

By default, the Legend chooses the first Active Series with ShowInLegend:=True.

It only applies to Legend style "lsValues".

Example [Delphi]:

Chart1.Legend.Series := Series5 ;