public void BeginSample(string sampleName, GraphUnits units)
{
GraphKey key = new GraphKey(sampleName, units, _stopwatch.ElapsedTicks);
_keyBuffer.PushFront(key);
}
public void BeginSample(GraphKey key)
{
key.tick = _stopwatch.ElapsedTicks;
_keyBuffer.PushFront(key);
}