SeriesPointCollection.AddGanttPoint(String, DateOnly, DateOnly) Method

Adds a point with the specified argument and values required to plot a series with a Gantt series view.

Namespace: DevExpress.XtraCharts

Assembly: DevExpress.XtraCharts.v25.2.dll

NuGet Package: DevExpress.Charts

Declaration

C#

public int AddGanttPoint(
    string argument,
    DateOnly value1,
    DateOnly value2
)

VB.NET

Public Function AddGanttPoint(
    argument As String,
    value1 As DateOnly,
    value2 As DateOnly
) As Integer

Parameters

Name	Type	Description
argument	String	The new series point’s argument.
value1	DateOnly	The new series point’s first value.
value2	DateOnly	The new series point’s second value.

Returns

Type	Description
Int32	The position at which the new point was inserted.

Remarks

The following code snippet adds a Gantt series point:

C#

using DevExpress.XtraCharts;
using DevExpress.XtraEditors;

public class MainForm : XtraForm {
  public MainForm() {
    Series series = new Series("Gantt Series", ViewType.Gantt);
    series.ValueScaleType = ScaleType.DateTime;
    SeriesPointCollection points = series.Points;
    int index = points.AddGanttPoint(
      "Task 1",
      new DateOnly(2023, 10, 20),
      new DateOnly(2023, 10, 25)
    );
    chartControl1.Series.Add(series);
  }
}

VB.NET

Imports DevExpress.XtraCharts
Imports DevExpress.XtraEditors

Public Class MainForm
  Inherits XtraForm
  Public Sub New()
    Dim series As New Series("Gantt Series", ViewType.Gantt)
    series.ValueScaleType = ScaleType.DateTime
    Dim points As SeriesPointCollection = series.Points
    Dim index As Integer = points.AddGanttPoint(
      "Task 1",
      New DateOnly(2023, 10, 20),
      New DateOnly(2023, 10, 25)
    )
    chartControl1.Series.Add(series)
  End Sub
End Class