added stop timer to add a delay after level end

game/game.go

@@ -40,10 +40,21 @@ func NewGame(width, height, cellsize, startlevel int, startscene int) *Game {
 }
 
 func (game *Game) Update() error {
+	gameobserver := observers.GetGameObserver(game.World)
+	timer := gameobserver.StopTimer
+
+	if timer.IsReady() {
+		timer.Reset()
+		gameobserver.CurrentLevel++
+		gameobserver.Score++ // FIXME: use level.Score(), see TODO
+	}
+
 	for _, scene := range game.Scenes {
 		scene.Update()
 	}
 
+	timer.Update()
+
 	return nil
 }