11.8 Add transition to next level scene when boss is destroyed

eleven_eight.monkey

Method OnUpdate()
  	Local time_delta:Float = Float(engine.CalcDeltaTime())/60.0
  	
  	If (player.box.GetText() = "DESTROYED" And play_scene.isActive)
  		play_scene.SetActive(False)
  		game_over_scene.SetActive(True)
  		game_over_scene.SetVisible(True)
  		game_over_scene.SetAlpha(1.0)  		
  	Else If (game_over_scene.isActive)
  		If (KeyDown(KEY_ENTER))
  			ResetGame()
  		End
  	' Check to move out of next level scene 
  	Else If (next_level_scene.isActive)
  		If (KeyDown(KEY_ENTER))
  			NextLevel()
  		End
  	Else
  		If (Self.game_state = STATE_LEVEL)
  			If (Millisecs() - Self.start_time > Self.boss_time)
  				Self.game_state = STATE_BOSS
  				CreateFinalBoss()
		  	Else If ((Millisecs() - Self.last_enemy_time) > Self.next_enemy_interval)
		  		CreateEnemy()
		  		Self.last_enemy_time = Millisecs()
			End
		Else If (Self.game_state = STATE_BOSS)
			' move to the next level scene if the boss is destroyed
			If (final_boss.box.GetText() = "DESTROYED" And play_scene.isActive)
				Self.player.IncreaseScore(final_boss.point_value)
	  			play_scene.SetActive(False)
	  			next_level_scene.SetActive(True)
	  			next_level_scene.SetVisible(True)
	  			next_level_scene.SetAlpha(1.0)
	  		Else
				Self.final_boss.Update(engine.GetCanvasWidth(), engine.GetCanvasHeight())
			End
		End