public void Shoot(string text)
 {
     if (dm == null) {
         dm = new DanmakuManager(curtain, enableShadowEffect);
     }
     dm.Shoot(text);
 }
 public void Shoot(string text)
 {
     if (dm == null)
     {
         dm = new DanmakuManager(curtain, enableShadowEffect);
     }
     dm.Shoot(text);
 }