
iOS & macOS Charting Documentation - SciChart iOS & macOS Charts SDK v4.x
ISCIChartListener
@protocol ISCIChartListener <NSObject>
Defines the protocol to property listener for chart.
-
Called when property with specified id changes.
Declaration
Objective-C
- (void)onPropertyChanged:(int)propertyId;
Swift
func onPropertyChanged(_ propertyId: Int32)
Parameters
propertyId
The id of property.
-
Caleed when collection associated with specified id changes.
Declaration
Objective-C
- (void)onCollectionChanged:(int)eventId args:(nonnull SCICollectionChangedEventArgs *)args;
Swift
func onCollectionChanged(_ eventId: Int32, args: SCICollectionChangedEventArgs<AnyObject>)
Parameters
eventId
The id of property.
args
The args with information about changes in collection.