public void AddScene(Scene scene)
 {
     _scenes.Add(scene);
 }
        public Script(SheetRow[] rows)
        {
            Act act = null;
            Scene scene = null;

            //loop rows
            foreach (SheetRow row in rows)
            {
                //skip first header row
                if (row.Scene.Contains("SCENE") && row.Moment.Contains("MOMENT"))
                {
                    continue;
                }

                if (row.Scene.Contains("ACT "))
                {
                    //if not first
                    if (null != act)
                    {
                        act.AddScene(scene);
                        scene = null;
                        AddAct(act);
                    }
                    act = new Act();
                    act.Number = row.Scene.Substring(row.Scene.LastIndexOf(' ') + 1);
                    //go to next row
                    continue;
                }
                //if new scene
                if (row.Scene.Contains("TIME"))
                {
                    //if not first scene
                    if (null != scene)
                    {
                        act.AddScene(scene);
                    }
                    scene = new Scene();
                    scene.Time = row.Duration;
                    //go to next row
                    continue;
                }
                //if last element
                if (row.Scene.Contains("SCRIPT TOTAL"))
                {
                    TotalTime = row.Duration;
                    //add last scene to last act
                    act.AddScene(scene);
                    //add last act to script
                    AddAct(act);
                    //all done no need to continue checking rows
                    break;
                }
                //not above so it's a new moment
                Moment moment = new Moment(row.Moment,
                                           row.Line,
                                           row.Duration,
                                           row.Location,
                                           row.SFX);
                if (scene.Number != row.Scene)
                {
                    scene.Number = row.Scene;
                }
                scene.AddMoment(moment);
            }
        }