private void DispatcherTimer__Tick(object sender, EventArgs e)
{
Logger_.Debug("Tick: {0}ms", dispatcherStopwatch_.ElapsedMilliseconds);
ad_.Read(buffer_, 0, buffer_.Length);
dataSource_.AppendMany(
buffer_.Select(
value => new Point(samples_++ / ad_.SamplingRate, value)
));
double xLeftLimit = Math.Max(0, samples_ / ad_.SamplingRate - SecondsPerScreen);
adDataChart_.Viewport.Visible = new Rect(
xLeftLimit,
-1.5,
SecondsPerScreen,
3.0
);
var elapsedMs = stopwatch_.ElapsedMilliseconds;
if (elapsedMs - previousTimePoint_ >= 1000)
{
var samplingRate = (double)samples_ / elapsedMs * 1000;
Logger_.Debug("Sampling Rate: {0} / {1} = {2}", samples_, elapsedMs, samplingRate);
previousTimePoint_ = elapsedMs;
}
}
public void DownloadAllData(List <int> stockIds, DateTime startDate, DateTime endDate)
{
IDailyDownloader downloader = new ShDailyDownloader();
StockMongoDBSaver dbsaver = new StockMongoDBSaver();
dbsaver.BeforeAdd();
foreach (int id in stockIds)
{
Logger_.Log("Download data of stock: " + id);
downloader.DownloadData(dbsaver, id, startDate, endDate);
}
Logger_.Log("Download all data finished!");
}
