private void navigateToGameOver(GridDefinition definition, int score, bool isWinner)
{
GameOverPage.GameOverData data = new GameOverPage.GameOverData(definition, score, isWinner);
Frame.Navigate(typeof(GameOverPage), data);
}
public GameOverData(GridDefinition grid, int score, bool isWinner)
{
Definition = grid;
Score = score;
Winner = isWinner;
}