activeBeatsChanged

since 1.2.3

Description

This event is fired when the currently active beats across all tracks change. Unlike the playedBeatChanged event this event contains the beats of all tracks and voices independent of them being rendered.

JavaScript

readonly activeBeatsChanged: IEventEmitterOfT<ActiveBeatsChangedEventArgs>;

C#

IEventEmitterOfT<ActiveBeatsChangedEventArgs> ActiveBeatsChanged { get; }

Kotlin

val activeBeatsChanged: IEventEmitterOfT<ActiveBeatsChangedEventArgs>

Examples

JavaScript

const api = new alphaTab.AlphaTabApi(document.querySelector('#alphaTab'));
api.activeBeatsChanged.on(args => {
   updateHighlights(args.activeBeats);
});

C#

var api = new AlphaTabApi<MyControl>(...);
api.ActiveBeatsChanged.On(args =>
{
    UpdateHighlights(args.ActiveBeats);
});

Android

val api = AlphaTabApi<MyControl>(...)
api.activeBeatsChanged.on { args ->
    updateHighlights(args.activeBeats)
}