SurfacePoint.NearestSeriesPoint Property

Returns the nearest series point to the SurfacePoint coordinates.

Namespace: DevExpress.Xpf.Charts

Assembly: DevExpress.Xpf.Charts.v21.2.dll

NuGet Package: DevExpress.Wpf.Charts

Declaration

C#

public SeriesPoint3D NearestSeriesPoint { get; }

VB.NET

Public ReadOnly Property NearestSeriesPoint As SeriesPoint3D

Property Value

Type	Description
SeriesPoint3D	The nearest series point to the SurfacePoint coordinates.

Remarks

This example obtains the nearest series point to the mouse cursor when a user clicks a series:

C#

private void Chart3DControl_MouseUp(object sender, MouseButtonEventArgs e) {
  Chart3DHitInfo hitInfo = chart.CalcHitInfo(e.GetPosition(this));
  if (hitInfo.InSeries && hitInfo.AdditionalItem is SurfacePoint) {
    SurfacePoint surfacePoint = (SurfacePoint)hitInfo.AdditionalItem;
    SeriesPoint3D seriesPoint = surfacePoint.NearestSeriesPoint;
  }
}

VB.NET

Private Sub Chart3DControl_MouseUp(ByVal sender As Object, ByVal e As MouseButtonEventArgs)
    Dim hitInfo As Chart3DHitInfo = chart.CalcHitInfo(e.GetPosition(Me))

    If hitInfo.InSeries AndAlso TypeOf hitInfo.AdditionalItem Is SurfacePoint Then
        Dim surfacePoint As SurfacePoint = CType(hitInfo.AdditionalItem, SurfacePoint)
        Dim seriesPoint As SeriesPoint3D = surfacePoint.NearestSeriesPoint
    End If
End Sub