private void EmptyStopHandler(StopEventArgs e)
{
}
/// <summary>
/// Event handler for Number Stop events.
/// Checks if a zero sum has been made. If one has the a ZeroSum event is raised.
/// </summary>
/// <param name="e">Contains the index of the number that has stopped</param>
public void Stop(StopEventArgs e)
{
int index = e.index;
int nextIndex = index + 1;
Number Start = numbers[e.index];
int sum = 0;
if (Start != null)
{
sum = Start.Value;
}
List<Number> gonners = new List<Number>();
while ((Start != null) && (Start.Value != 0) && (sum != 0) && (index > -1))
{
sum = Start.Value;
while ((nextIndex < numbers.Length) && (sum != 0) && (numbers[nextIndex] != null) && (numbers[nextIndex].Value != 0))
{
sum += numbers[nextIndex].Value;
if (sum == 0)
{
for (int i = index; i <= nextIndex; ++i)
{
gonners.Add(numbers[i]);
}
}
++nextIndex;
}
--index;
nextIndex = index + 1;
if (index > -1)
{
Start = numbers[index];
}
}
if (gonners.Count > 0)
{
ZeroSum(new ZeroSumEventArgs(gonners));
}
}
