public void Add(TTick item)
{
var periodInstance = Period.CreateInstance();
if (Ticks.Any())
{
var tickEndTime = periodInstance.NextTimestamp(Ticks.Last().DateTime);
if (item.DateTime < tickEndTime)
{
throw new InvalidTimeFrameException(item.DateTime);
}
if (_maxTickCount.HasValue && Ticks.Count >= _maxTickCount.Value)
{
Ticks = Ticks.Skip(Ticks.Count - _maxTickCount.Value + 1).Take(_maxTickCount.Value).ToList();
}
}
Ticks.Add(item);
}
private void UpdatePlot(DurationEnum duration)
{
Plots.Clear();
if (Ticks == null || !Ticks.Any())
{
return;
}
var candles = CreatePlot(Name, CreateCandleStickSeries(Name + " " + duration, Ticks));
var dateValues = Ticks.ToDateValuePoints(x => x.Close).ToList();
var ema = MovingAverage.CalculateEma(Ticks, 22);
var channels = MovingAverage.CalculateEmaChannels(Ticks, 22, 60);
var lowerChannel = channels.Select(x => new DateValue {
Date = x.Date, Value = x.LowerValue
}).ToList();
var upperChannel = channels.Select(x => new DateValue {
Date = x.Date, Value = x.UpperValue
}).ToList();
var plotChannels = CreatePlot("Channels",
CreateLineSeries("Close Price", OxyColor.FromUInt32(0xCCF0A30A), dateValues),
CreateLineSeries("EMA 22", OxyColor.FromUInt32(0xCCFA6800), ema),
CreateLineSeries("Lower Channel", OxyColor.FromUInt32(0xCCA4C400), lowerChannel),
CreateLineSeries("Upper Channel", OxyColor.FromUInt32(0xCC60A917), upperChannel));
var plotMa = CreatePlot("Moving Average",
CreateLineSeries("Close Price", OxyColor.FromUInt32(0xCCF0A30A), dateValues),
CreateLineSeries("MA 10", OxyColor.FromUInt32(0xCCA4C400), BasicAnalysis.CalculateMovingAverage(Ticks, 10)),
CreateLineSeries("MA 100", OxyColor.FromUInt32(0xCC60A917), BasicAnalysis.CalculateMovingAverage(Ticks, 100)));
var plotMinMax = CreatePlot("Min max",
CreateLineSeries("Close Price", OxyColor.FromUInt32(0xCCF0A30A), dateValues),
CreateLineSeries("Max 50", OxyColor.FromUInt32(0xCCA4C400), BasicAnalysis.CalculateMax(Ticks, 50)),
CreateLineSeries("Min 50", OxyColor.FromUInt32(0xCC60A917), BasicAnalysis.CalculateMin(Ticks, 50)));
var returns = CreatePlot("Returns", "P4",
CreateTwoColorLineSeries("Annualized Returns", OxyColor.FromUInt32(0xCC60A917), OxyColor.FromUInt32(0xCCFA6800), CalculateReturns(dateValues)));
Plots.Add(new PlotViewModel(candles));
Plots.Add(new PlotViewModel(plotChannels));
Plots.Add(new PlotViewModel(plotMa));
Plots.Add(new PlotViewModel(plotMinMax));
Plots.Add(new PlotViewModel(returns));
//analysisPlotModel.Series.Add(closePrices);
//analysisPlotModel.Series.Add(CreateLineSeries("MA 10", OxyColor.FromUInt32(0xCCA4C400), BasicAnalysis.CalculateMovingAverage(Ticks, 10)));
//analysisPlotModel.Series.Add(CreateLineSeries("MA 100", OxyColor.FromUInt32(0xCC60A917), BasicAnalysis.CalculateMovingAverage(Ticks, 100)));
//analysisPlotModel.Series.Add(CreateLineSeries("Max 10", OxyColor.FromUInt32(0xCC911A0E), BasicAnalysis.CalculateMax(Ticks, 10)));
//analysisPlotModel.Series.Add(CreateLineSeries("Max 100", OxyColor.FromUInt32(0xCC1569CE), BasicAnalysis.CalculateMax(Ticks, 100)));
//if (dateValues.Count > 30)
//{
// var anno1 = new TextAnnotation();
// anno1.Text = "sdkjfhsdjkfhsd";
// anno1.TextPosition = DateTimeAxis.CreateDataPoint(dateValues[10].Date, dateValues[10].Value);
// analysisPlotModel.Annotations.Add(anno1);
// var anno2 = new ArrowAnnotation();
// anno2.Text = "bla blas bla";
// anno2.EndPoint = DateTimeAxis.CreateDataPoint(dateValues[30].Date, dateValues[30].Value);
// anno2.ArrowDirection = new ScreenVector(50, anno2.EndPoint.Y * 0.3);
// analysisPlotModel.Annotations.Add(anno2);
//}
//Plots.Add(new PlotViewModel(analysisPlotModel));
var clenow = new SimpleClenow(Ticks);
}