private void SetItemsSource(Point point, ISupportAxes2D series)
{
try
{
var chartSeries = series as ChartSeries;
double pointx = Math.Truncate(ChartArea.PointToValue(series.ActualXAxis, point));
double pointy = Math.Truncate(ChartArea.PointToValue(series.ActualYAxis, point));
if (chartSeries == null || (!(pointx >= 0) || !(pointx < chartSeries.DataCount)))
{
return;
}
customInfo = new ChartCustomInfo
{
LabelX = chartSeries.Label,
LabelY = ChartArea.SecondaryAxis.Header.ToString()
};
var dataSource = chartSeries.ItemsSource as List <StockData>;
if (dataSource != null)
{
customInfo.ValueX = dataSource[(int)pointx].TimeStamp.ToString("MM-dd-yyyy");
}
customInfo.ValueY = pointy.ToString(series.ActualYAxis.LabelFormat, CultureInfo.CurrentCulture);
customInfo.YValues = GetYValuesBasedOnIndex(pointx, chartSeries);
yCount = customInfo.YValues.Count;
customInfo.LabelYValues = GetLabelYValues();
customInfo.Visibility = Visibility.Visible;
PointInfos.Add(customInfo);
PositionSummaryControl(pointx, chartSeries);
}
catch
{
}
}
private void OnIndicatorsSelectionChanged(object sender, SelectionChangedEventArgs e)
{
ComboBox comboBox = sender as ComboBox;
indicatorsCollection.Clear();
this.SfChart.TechnicalIndicators.Clear();
if (comboBox != null)
{
var indicator = Addindicator(comboBox.SelectedItem.ToString(), 1);
if (indicator != null)
{
indicatorsCollection.Add(indicator);
}
}
foreach (var item in indicatorsCollection)
{
ISupportAxes2D indicatorAxis = item as ISupportAxes2D;
if (indicatorAxis != null)
{
this.SfChart.TechnicalIndicators.Add(item);
NumericalAxis axis = new NumericalAxis();
axis.OpposedPosition = true;
axis.ShowGridLines = false;
axis.Visibility = Visibility.Collapsed;
indicatorAxis.YAxis = axis;
}
}
}
void IndicatorSource2_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
indicatorsCollection.Clear();
this.ChartArea.TechnicalIndicators.Clear();
foreach (var indi in IndicatorSource2.SelectedItems)
{
var indicator = Addindicator((string)indi, 1);
if (indicator != null)
{
indicatorsCollection.Add(indicator);
}
}
foreach (var item in indicatorsCollection)
{
ISupportAxes2D indicatorAxis = item as ISupportAxes2D;
var index = SfChart.GetRow(indicatorAxis.YAxis);
if (index == 0)
{
this.ChartArea.TechnicalIndicators.Add(item);
NumericalAxis axis = new NumericalAxis();
axis.OpposedPosition = true;
axis.ShowGridLines = false;
axis.Visibility = Visibility.Collapsed;
indicatorAxis.YAxis = axis;
SfChart.SetRow(indicatorAxis.YAxis, 0);
}
}
}
private FinancialTechnicalIndicator Addindicator(string value)
{
FinancialTechnicalIndicator indicator;
switch (value)
{
case "Accumulation Distribution":
indicator = new AccumulationDistributionIndicator();
break;
case "Average True Range":
indicator = new AverageTrueRangeIndicator()
{
Period = 1
};
break;
case "Bollinger Band":
indicator = new BollingerBandIndicator()
{
UpperLineColor = Brushes.Green,
Period = 3
};
break;
case "Exponential Average":
indicator = new ExponentialAverageIndicator();
break;
case "MACD":
indicator = new MACDTechnicalIndicator()
{
Period = 5,
LongPeriod = 12,
ShortPeriod = 6,
ConvergenceLineColor = Brushes.Green
};
break;
case "Momentum":
indicator = new MomentumTechnicalIndicator()
{
Period = 4
};
break;
case "RSI":
indicator = new RSITechnicalIndicator()
{
Period = 4,
UpperLineColor = Brushes.Green
};
break;
case "Simple Average":
indicator = new SimpleAverageIndicator();
break;
case "Stochastic":
indicator = new StochasticTechnicalIndicator()
{
UpperLineColor = Brushes.Green
};
break;
case "Triangular Average":
indicator = new TriangularAverageIndicator();
break;
default:
return(null);
}
indicator.XBindingPath = "TimeStamp";
indicator.High = "High";
indicator.Low = "Low";
indicator.Open = "Open";
indicator.Close = "Last";
indicator.Volume = "Volume";
Binding binding = new Binding();
binding.Path = new PropertyPath("Datas");
binding.Source = this;
binding.Mode = BindingMode.TwoWay;
indicator.SetBinding(FinancialTechnicalIndicator.ItemsSourceProperty, binding);
ISupportAxes2D indicatorAxis = indicator as ISupportAxes2D;
if (indicatorAxis != null)
{
NumericalAxis axis = new NumericalAxis();
axis.OpposedPosition = true;
axis.ShowGridLines = false;
axis.Visibility = Visibility.Collapsed;
indicatorAxis.YAxis = axis;
}
return(indicator);
}
