private void UpdateUI()
{
lblMap.Text = engine.MapDisplay;
lblRound.Text = "Round: " + engine.Round;
rtbInfo.Text = engine.GetUnitInfo();
rtbInfo.Text = engine.GetBuildingInfo();
lblUnits.Text = "Units (" + engine.NumUnits + ")";
lblBuildings.Text = "Buildings (" + engine.NumBuildings + ")";
//updates this text based on num of things on the engine
}