public void buy_timer(ref Coin coins)
{
if (max_time.TotalSeconds >= 15 && coins.Coins > Timer_cost)
{
max_time = max_time.Subtract(new TimeSpan(0, 0, 5));
coins.Coins -= Timer_cost;
}
}
public void buy_available(ref Coin coins)
{
if (coins.Coins > Available_cost)
{
available++;
coins.Coins -= Available_cost;
}
}
public void buy_maximum(ref Coin coins)
{
if (coins.Coins > Maximum_cost)
{
maximum++;
coins.Coins -= Maximum_cost;
}
}