/// <summary>
/// Returns the style to use for all data points.
/// </summary>
/// <returns>The style to use for all data points.</returns>
//protected override Style GetDataPointStyleFromHost()
//{
// return SeriesHost.NextStyle(typeof(CandlestickDataPoint), true);
//}
/// <summary>
/// This method updates a single data point.
/// </summary>
/// <param name="dataPoint">The data point to update.</param>
protected override void UpdateDataPoint(DataPoint dataPoint)
{
CandlestickDataPoint candlestickDataPoint = (CandlestickDataPoint)dataPoint;
double PlotAreaHeight = ActualDependentRangeAxis.GetPlotAreaCoordinate(ActualDependentRangeAxis.Range.Maximum).Value;
double dataPointX = ActualIndependentRangeAxis.GetPlotAreaCoordinate(dataPoint.ActualIndependentValue).Value;
double highPointY = ActualDependentRangeAxis.GetPlotAreaCoordinate(ValueHelper.ToDouble(candlestickDataPoint.High)).Value;
double lowPointY = ActualDependentRangeAxis.GetPlotAreaCoordinate(ValueHelper.ToDouble(candlestickDataPoint.Low)).Value;
double openPointY = ActualDependentRangeAxis.GetPlotAreaCoordinate(ValueHelper.ToDouble(candlestickDataPoint.Open)).Value;
double closePointY = ActualDependentRangeAxis.GetPlotAreaCoordinate(ValueHelper.ToDouble(candlestickDataPoint.Close)).Value;
candlestickDataPoint.UpdateBody(ActualDependentRangeAxis);
if (ValueHelper.CanGraph(dataPointX))
{
dataPoint.Height = Math.Abs(highPointY - lowPointY);
dataPoint.Width = 5.0;
if (dataPoint.ActualWidth == 0.0 || dataPoint.ActualHeight == 0.0)
{
dataPoint.UpdateLayout();
}
Canvas.SetLeft(dataPoint,
Math.Round(dataPointX - (dataPoint.ActualWidth / 2)));
Canvas.SetTop(dataPoint,
Math.Round(PlotAreaHeight - highPointY));
}
}
protected override void PrepareDataPoint(DataPoint dataPoint, object dataContext)
{
base.PrepareDataPoint(dataPoint, dataContext);
CandlestickDataPoint candlestickDataPoint = (CandlestickDataPoint)dataPoint;
candlestickDataPoint.SetBinding(CandlestickDataPoint.OpenProperty, OpenValueBinding);
candlestickDataPoint.SetBinding(CandlestickDataPoint.CloseProperty, CloseValueBinding);
candlestickDataPoint.SetBinding(CandlestickDataPoint.HighProperty, HighValueBinding);
candlestickDataPoint.SetBinding(CandlestickDataPoint.LowProperty, LowValueBinding);
}
