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.

activeBeatsChangedJavaScript

alphaTab.activeBeatsChangedjQuery

alphaTab.activeBeatsChangedHTML

ActiveBeatsChanged.net

Types

function(activeBeatsChangedEventArgs)JavaScript

Action<AlphaTab.Synth.ActiveBeatsChangedEventArgs>.net

Parameters

Parameters	Type	Summary
beatJavaScript	alphaTab.synth.ActiveBeatsChangedEventArgs	The event args containing the info about the active beats.
beat.net	AlphaTab.Synth.ActiveBeatsChangedEventArgs	The event args containing the info about the active beats.

ActiveBeatsChangedEventArgs Properties

Parameters	Type	Summary
activeBeatsJavaScript	alphaTab.model.Beat[]	The currently active beats across all tracks and voices.
ActiveBeats.net	IList<AlphaTab.Model.Beat>	The currently active beats across all tracks and voices.

Examples

JavaScript

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

HTML

$('#alphaTab').on('alphaTab.activeBeatsChanged', (e, args) => {
    updateHighlights(args.activeBeats);
});

jQuery

document.querySelector('#alphaTab').addEventListener('alphaTab.activeBeatsChanged', (e) => {
    const args = e.detail;
    updateHighlights(args.activeBeats);
}, false);

C#

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