.NET Framework 4.5.2+
.NET Framework 4.5.2+
.NET Standard 2.0+

Series.Trendlines Property

Provides access to a collection of trendlines for the series.

Namespace: DevExpress.Spreadsheet.Charts

Assembly: DevExpress.Spreadsheet.v21.2.Core.dll

Declaration

TrendlineCollection Trendlines { get; }

Property Value

Type Description
TrendlineCollection

A TrendlineCollection object that is the collection of all the Trendline objects for the series.

Remarks

The following code uses the TrendlineCollection.Add method to display a trendline of the ChartTrendlineType.Polynomial type.

Worksheet worksheet = workbook.Worksheets["chartTask3"];
workbook.Worksheets.ActiveWorksheet = worksheet;

// Create a chart and specify its location.
Chart chart = worksheet.Charts.Add(ChartType.ColumnStacked);
chart.SelectData(worksheet["C2:F3"], ChartDataDirection.Row);
chart.TopLeftCell = worksheet.Cells["H2"];
chart.BottomRightCell = worksheet.Cells["N14"];

// Show data labels.
chart.Views[0].DataLabels.ShowValue = true;

// Display a polynomial trendline.
chart.Series[0].Trendlines.Add(ChartTrendlineType.Polynomial);

The resulting chart is shown in the following picture.

Trendlines

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the Trendlines property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

See Also