private void trigger(TrackMarker marker, TrackMarkerHandler_MarkerState state)
{
if (current.compareAndSet(marker, null))
{
marker.handler.handle(state);
}
}
/// <summary>
/// Check a timecode which was reached by seeking, trigger BYPASSED if necessary. </summary>
/// <param name="timecode"> Timecode which was reached by seeking. </param>
public virtual void checkSeekTimecode(long timecode)
{
TrackMarker marker = current.get();
if (marker != null && timecode >= marker.timecode)
{
trigger(marker, BYPASSED);
}
}
/// <summary>
/// Trigger and remove the marker with the specified state. </summary>
/// <param name="state"> The state of the marker to pass to the handler. </param>
public virtual void trigger(TrackMarkerHandler_MarkerState state)
{
TrackMarker marker = current.getAndSet(null);
if (marker != null)
{
marker.handler.handle(state);
}
}
/// <summary>
/// Check a timecode which was reached by normal playback, trigger REACHED if necessary. </summary>
/// <param name="timecode"> Timecode which was reached by normal playback. </param>
public virtual void checkPlaybackTimecode(long timecode)
{
TrackMarker marker = current.get();
if (marker != null && timecode >= marker.timecode)
{
trigger(marker, REACHED);
}
}
/// <summary>
/// Set a new track position marker. </summary>
/// <param name="marker"> Marker </param>
/// <param name="currentTimecode"> Current timecode of the track when this marker is set </param>
public virtual void set(TrackMarker marker, long currentTimecode)
{
TrackMarker previous = current.getAndSet(marker);
if (previous != null)
{
previous.handler.handle(marker != null ? OVERWRITTEN : REMOVED);
}
if (marker != null && currentTimecode >= marker.timecode)
{
trigger(marker, LATE);
}
}