protected void Next()
{
if (_resetCountersOnNext)
{
_resetCountersOnNext = false;
_jumpCounters.Clear();
}
//is there a jump at this index?
if (!_jumpList.HasJump(CurrentIndex))
{
CurrentIndex = _jumpList.NextIndex(CurrentIndex, ForwardIteration);
return;
}
//have we counted and made every jump in the list?
//if so, reset the counters
if (_jumpList.GetNumJumps() > 0 && _jumpList.GetNumJumps() == _jumpCounters.Count)
{
bool resetCounters = true;
foreach (var jumpCounter in _jumpCounters)
{
if (jumpCounter.Value > 0)
{
resetCounters = false;
break;
}
}
if (resetCounters)
{
_resetCountersOnNext = true;
}
}
//do we have a counter tracking the jumps yet?
if (!_jumpCounters.ContainsKey(CurrentIndex))
{
//if not, add and initialize it
_jumpCounters.Add(CurrentIndex, _jumpList._jumps[CurrentIndex].count);
}
if (_jumpCounters[CurrentIndex] > 0)
{
_jumpCounters[CurrentIndex] = _jumpCounters[CurrentIndex] - 1;
if (_jumpList._jumps[CurrentIndex].callback != null)
{
_jumpList._jumps[CurrentIndex].callback(CurrentIndex, _jumpList._jumps[CurrentIndex].jump, _jumpCounters[CurrentIndex]);
}
CurrentIndex = _jumpList._jumps[CurrentIndex].jump;
}
else
{
CurrentIndex = _jumpList.NextIndex(CurrentIndex, ForwardIteration);
}
}