public override void OnRebuildRequested()
{
// After a Font asset gets re-imported the managed side gets deleted and recreated,
// that means the delegates are not persisted.
// so we need to properly enforce a consistent state here.
FontUpdateTracker.UntrackText(this);
FontUpdateTracker.TrackText(this);
// Also the textgenerator is no longer valid.
cachedTextGenerator.Invalidate();
base.OnRebuildRequested();
}
protected override void OnDisable()
{
FontUpdateTracker.UntrackText(this);
base.OnDisable();
}