private void ChangeScreens() { GameLayout.IsEnabled = !GameLayout.IsEnabled; MenuLayout.IsEnabled = !MenuLayout.IsEnabled; if (StartMenuLayout.IsEnabled) { StartMenuLayout.IsEnabled = false; StartMenuLayout.Visibility = Visibility.Collapsed; } else if (_isGameOver) { _isGameOver = !_isGameOver; GameLayout.Visibility = Visibility.Collapsed; MenuLayout.IsEnabled = false; _isPaused = true; } else if (_isLevelFinished) { _isLevelFinished = !_isLevelFinished; GameLayout.Visibility = Visibility.Collapsed; MenuLayout.IsEnabled = false; _isPaused = true; } if (GameLayout.Visibility == Visibility.Visible) { GameLayout.Visibility = Visibility.Collapsed; MenuLayout.Visibility = Visibility.Visible; MenuLayout.Focus(); _isPaused = true; } else { GameLayout.IsEnabled = true; GameLayout.Visibility = Visibility.Visible; MenuLayout.Visibility = Visibility.Collapsed; Canvas1.Focus(); _isPaused = false; TimerMoveAsync(); BulletMoveAsync(); HordeMoveAsync(); } }