LiveBoard.ViewModel.MainViewModel.PlayTimerEventHandler C# (CSharp) Method

		private void PlayTimerEventHandler(object sender, object e)
		{
			Debug.WriteLine("tick at {0} and Elapsed {1}", DateTime.Now.ToString("u"), (DateTime.Now - StartTime).ToString("g"));

			// TODO: 로직이 들어가야 한다.

			--CurrentRemainedSecond;
			if (CurrentRemainedSecond < 0)
			{
				_timer.Stop();
				try
				{
					if (IsPlaying)
					{
						CurrentPage = ActiveBoard.Board.Pages[ActiveBoard.MoveNext()];
					}
					Messenger.Default.Send(new GenericMessage<LbMessage>(this, new LbMessage()
					{
						MessageType = LbMessageType.EVT_PAGE_FINISHING
					}));
				}
				catch (IndexOutOfRangeException)
				{
					Messenger.Default.Send(new GenericMessage<LbMessage>(this, new LbMessage()
					{
						MessageType = LbMessageType.EVT_SHOW_FINISHING
					}));
				}
			}

			CurrentPageElapsedRatio = (int)(((CurrentPage.Duration.TotalSeconds - CurrentRemainedSecond) / CurrentPage.Duration.TotalSeconds) * 100);

			Messenger.Default.Send(new GenericMessage<LbMessage>(this, new LbMessage()
			{
				MessageType = LbMessageType.EVT_TICK
			}));
		}