officefileapi-devexpress-dot-spreadsheet-dot-charts-dot-trendline.md
Retrieves trendline label options.
Namespace : DevExpress.Spreadsheet.Charts
Assembly : DevExpress.Spreadsheet.v25.2.Core.dll
NuGet Package : DevExpress.Spreadsheet.Core
TrendlineLabel Label { get; }
ReadOnly Property Label As TrendlineLabel
| Type | Description |
|---|---|
| TrendlineLabel |
An object that contains label properties.
|
The code snippet below formats and positions a trendline’s label.
Worksheet worksheet = workbook.Worksheets["chartTask3"];
workbook.Worksheets.ActiveWorksheet = worksheet;
// Create a chart and specify its location.
Chart chart = worksheet.Charts.Add(ChartType.ScatterMarkers);
chart.SelectData(worksheet["C2:F3"], ChartDataDirection.Row);
chart.TopLeftCell = worksheet.Cells["H2"];
chart.BottomRightCell = worksheet.Cells["N14"];
// Display a polynomial trendline.
chart.Series[0].Trendlines.Add(ChartTrendlineType.Polynomial);
// Customize the trendline.
Trendline tline = chart.Series[0].Trendlines[0];
tline.DisplayEquation = true;
tline.CustomName = "Trend";
tline.DisplayRSquare = true;
tline.Outline.SetSolidFill(Color.Red);
// Format the trend label.
TrendlineLabel tlabel = tline.Label;
tlabel.Font.Name = "Tahoma";
tlabel.Font.Italic = true;
tlabel.Fill.SetGradientFill(ShapeGradientType.Linear, Color.Orange, Color.White);
// Position the label in the right quarter of the chart area.
tlabel.Layout.Left.SetPosition(LayoutMode.Edge, 0.75);
Dim worksheet As Worksheet = workbook.Worksheets("chartTask3")
workbook.Worksheets.ActiveWorksheet = worksheet
' Create a chart and specify its location.
Dim chart As Chart = worksheet.Charts.Add(ChartType.ScatterMarkers)
chart.SelectData(worksheet("C2:F3"), ChartDataDirection.Row)
chart.TopLeftCell = worksheet.Cells("H2")
chart.BottomRightCell = worksheet.Cells("N14")
' Display a polynomial trendline.
chart.Series(0).Trendlines.Add(ChartTrendlineType.Polynomial)
' Customize the trendline.
Dim tline As Trendline = chart.Series(0).Trendlines(0)
tline.DisplayEquation = True
tline.CustomName = "Trend"
tline.DisplayRSquare = True
tline.Outline.SetSolidFill(Color.Red)
' Format the trend label.
Dim tlabel As TrendlineLabel = tline.Label
tlabel.Font.Name = "Tahoma"
tlabel.Font.Italic = True
tlabel.Fill.SetGradientFill(ShapeGradientType.Linear, Color.Orange, Color.White)
' Position the label in the right quarter of the chart area.
tlabel.Layout.Left.SetPosition(LayoutMode.Edge, 0.75)
The following code snippets (auto-collected from DevExpress Examples) contain references to the Label 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.
// Format the trend label.
TrendlineLabel tlabel = tline.Label;
tlabel.Font.Name = "Tahoma";
wpf-spreadsheet-chart-api/CS/SpreadsheetWPFChartAPISamples/CodeExamples/TrendlineActions.cs#L94
// Format the trend label.
TrendlineLabel tlabel = tline.Label;
tlabel.Font.Name = "Tahoma";
winforms-spreadsheet-chart-api/CS/SpreadsheetChartAPISamples/CodeExamples/TrendlineActions.cs#L94
// Format the trend label.
TrendlineLabel tlabel = tline.Label;
tlabel.Font.Name = "Tahoma";
' Format the trend label.
Dim tlabel As TrendlineLabel = tline.Label
tlabel.Font.Name = "Tahoma"
wpf-spreadsheet-chart-api/VB/SpreadsheetWPFChartAPISamples/CodeExamples/TrendlineActions.vb#L88
' Format the trend label.
Dim tlabel As TrendlineLabel = tline.Label
tlabel.Font.Name = "Tahoma"
winforms-spreadsheet-chart-api/VB/SpreadsheetChartAPISamples/CodeExamples/TrendlineActions.vb#L87
' Format the trend label.
Dim tlabel As TrendlineLabel = tline.Label
tlabel.Font.Name = "Tahoma"
See Also