private void UpdatePlaybackPausePoints() { DebugHelper.AssertUIThread(); Debug.Assert(this.Points != null); List <TimeSpan> pausePoints = new List <TimeSpan>(); foreach (TimelinePausePoint pausePoint in this.Points) { if (pausePoint.IsEnabled) { pausePoints.Add(pausePoint.RelativeTime); } } KStudioPlayback playback = this.Playback; if (playback != null) { playback.SetPausePointsByRelativeTime(pausePoints); } }