private void RemoveChartData(DrawnChartData drawnChartDataToRemove)
{
drawnChartDataToRemove.Observer.Dispose();
drawnChartDataList.Remove(drawnChartDataToRemove);
plotView.Model.Series.Remove((Series)drawnChartDataToRemove.ChartDataSeries);
}
/// <summary>
/// Defines the area taken up by the visible chart data based on the provided chart data.
/// </summary>
/// <param name="chartData">The data to determine the visible extent for.</param>
/// <returns>The area definition.</returns>
/// <exception cref="ArgumentException">Thrown when <paramref name="chartData"/> is
/// not part of the drawn chart data.</exception>
private Extent CreateEnvelopeForVisibleSeries(ChartData chartData)
{
if (chartData is ChartDataCollection collection)
{
return(CreateEnvelopeForVisibleSeries(collection));
}
DrawnChartData drawnChartData = drawnChartDataList.FirstOrDefault(dmd => dmd.ChartData.Equals(chartData));
if (drawnChartData == null)
{
throw new ArgumentException($@"Can only zoom to {nameof(ChartData)} that is part of this {nameof(ChartControl)}s drawn {nameof(chartData)}.",
nameof(chartData));
}
var extent = new Extent();
ChartData chartDataDrawn = drawnChartData.ChartData;
if (chartDataDrawn.IsVisible && chartDataDrawn.HasData)
{
extent.ExpandToInclude(CreateExtentFor(drawnChartData.ChartDataSeries as XYAxisSeries));
}
return(extent);
}
private void DrawChartData(ChartData chartData)
{
IChartDataSeries chartDataSeries = ChartDataSeriesFactory.Create(chartData);
var drawnChartData = new DrawnChartData
{
ChartData = chartData,
ChartDataSeries = chartDataSeries
};
drawnChartData.Observer = new Observer(() =>
{
drawnChartData.ChartDataSeries.Update();
plotView.InvalidatePlot(true);
})
{
Observable = chartData
};
drawnChartDataList.Add(drawnChartData);
plotView.Model.Series.Add((Series)chartDataSeries);
}
