iOS & macOS Charting Documentation - SciChart iOS & macOS Charts SDK v4.x

ISCILegendDataSourceObserver

@protocol ISCILegendDataSourceObserver <NSObject>

Defines the protocol for SCILegendDataSource observer.

-onDataSetUpdated
Called when data set items have changed.
Declaration
Objective-C

- (void)onDataSetUpdated;
Swift

func onDataSetUpdated()
-onDataSetChanged
Called when data set has changed.
Declaration
Objective-C

- (void)onDataSetChanged;
Swift

func onDataSetChanged()