private void RefreshDataTimerTick(object sender, EventArgs e)
{
try
{
sync.EnterReadLock();
for (int i = Math.Max(lastRawDataIndex, rawData.Count - DataWindow); i < rawData.Count; i++)
{
ViewportData.Add(rawData[i]);
}
lastRawDataIndex = rawData.Count;
while (ViewportData.Count > DataWindow)
{
ViewportData.RemoveAt(0);
}
}
finally
{
sync.ExitReadLock();
}
}
