/// <summary>
/// Timer for the Game. Actions are performed during every tick, like
/// resource production and upgrading buildings.
/// Also, checks game victory condition.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void timerGame_Tick(object sender, EventArgs e)
{
if (_kingdom.CastleDistrict.UpgradeLevel == _kingdom.CastleDistrict.MaxUpgradeLevel)
{
GameStartStop(false);
MessageBox.Show($"Congratulations, you have completed the Castle in {labelGameTime.Text} hours! Now these lands are safe and you will be greatly rewarded!", "You won!");
Close();
}
_kingdom.OnTick();
UpdateControls();
}