/// <summary>
/// Получить накопленные новости.
/// </summary>
/// <returns>Накопленные новости.</returns>
public IEnumerable <News> GetNews()
{
ThrowIfError();
return(_newsBuffer.SyncGet(c => c.CopyAndClear()));
}
private void DrawTimerOnElapsed()
{
try
{
if (_isDisposed)
{
return;
}
_isStopped = false;
var elements = _elements.SyncGet(c => c.CopyAndClear());
var candleElement = elements.OfType <ChartCandleElement>().FirstOrDefault();
if (candleElement == null)
{
foreach (var e in elements.OfType <ChartIndicatorElement>())
{
var element = e;
var allValues = _candles
.Take(_candlesCount)
.Select(candle => new RefPair <DateTimeOffset, IDictionary <IChartElement, object> >(candle.OpenTime, new Dictionary <IChartElement, object>
{
{ element, CreateIndicatorValue(element, candle) }
}))
.ToList();
GuiDispatcher.GlobalDispatcher.AddAction(() =>
{
ChartPanel.Reset(new[] { element });
ChartPanel.Draw(allValues);
});
}
}
else
{
foreach (var batch in _candles.Batch(50))
{
if (_isStopped || _isDisposed)
{
break;
}
var values = new List <RefPair <DateTimeOffset, IDictionary <IChartElement, object> > >();
foreach (var c in batch)
{
var candle = c;
var pair = new RefPair <DateTimeOffset, IDictionary <IChartElement, object> >(candle.OpenTime, new Dictionary <IChartElement, object>());
_candlesCount++;
//// ограничиваем кол-во передаваемых свечек, чтобы не фризился интерфейс
//if (_candlesCount % 100 == 0)
// System.Threading.Thread.Sleep(200);
foreach (var el in ChartPanel.Elements)
{
el.DoIf <IChartElement, ChartCandleElement>(e => pair.Second.Add(e, candle));
el.DoIf <IChartElement, ChartIndicatorElement>(e => pair.Second.Add(e, CreateIndicatorValue(e, candle)));
}
values.Add(pair);
}
ChartPanel.Draw(values);
}
}
GuiDispatcher.GlobalDispatcher.AddAction(() => CancelButton.Visibility = Visibility.Collapsed);
}
catch (Exception ex)
{
ex.LogError();
}
}
/// <summary> /// Get accumulated news. /// </summary> /// <returns>News.</returns> public IEnumerable <NewsMessage> GetNews() => _newsBuffer.SyncGet(c => c.CopyAndClear());
/// <summary> /// Get accumulated <see cref="BoardStateMessage"/>. /// </summary> /// <returns>States.</returns> public IEnumerable <BoardStateMessage> GetBoardStates() => _boardStatesBuffer.SyncGet(c => c.CopyAndClear());