This is a simplified pseudo-code example of my main Class which extend the (fl5) Player class

MyCustomPlayer.as

package {
  
  // [ ... ]
  
  // simplified pseudo-code to show the mecanism...
  public class MyCustomPlayer extends Player {
  
    // [ ... ]
  
    private function setComponents():void {
      _components_array = new Array();
      // populate _components_array here with texts, arrows & shapes objects...
      // a component is something like {cue_point_in_position:null, cue_point_out_position:null, type:'text', data:'Hello world'}
      _components_array_length = _components_array.length;
    }
  
    private function onInterfaceLoaded(evt:InterfaceEvent):void {
      // [ ... ]
      addEventListener(MediaEvent.JWPLAYER_MEDIA_TIME, mediaTime);
      // [ ... ]
    }
  
    // here's my main problem... mediaTime function is not "called enough" :-(
    // I need a highest framerate, but how ?
    private function mediaTime(evt:MediaEvent):void {
    
      // the current playhead position when mediaTime function is called
      var position:Number = evt.position;
      var components_to_show:Array = new Array();
      var components_to_hide:Array = new Array();
    
      // [ ... ]
    
      // let's loop through the components array
      for (var i:uint=0 ; i<_components_array_length ; i++) {
        var id:String = _components_array[i].id;
        var cue_point_in_position:Number = _components_array[i].cue_point_in_position;
        var cue_point_out_position:Number = _components_array[i].cue_point_out_position;
      
        // show the object ?
        if (position >= cue_point_in_position && position <= cue_point_out_position) { // yes, it's in the range
          components_to_show.push(id);
        } else { // no, hide it
          components_to_hide.push(id);
        }
      }
    
      // let's dispatch an event
      var lh:uint = components_to_hide.length;
      for (var ih:uint=0 ; ih<lh ; ih++) {
        dispatchEvent(new ExtendedPlayerEvent(ExtendedPlayerEvent.WMPLAYER_HIDE, components_to_hide[ih]));
      }
      var ls:uint = components_to_show.length;
      for (var ish:uint=0 ; ish<ls ; ish++) {
        dispatchEvent(new ExtendedPlayerEvent(ExtendedPlayerEvent.WMPLAYER_SHOW, components_to_show[ish]));
      }
    
      // [ ... ]
    }
  
    // [ ... ]
  }
}