ChartControl.Scroll Event

Occurs when an end-user scrolls the ChartControl.

Namespace: DevExpress.XtraCharts

Assembly: DevExpress.XtraCharts.v19.1.UI.dll

Declaration

C#

public event ChartScrollEventHandler Scroll

VB.NET

Public Event Scroll As ChartScrollEventHandler

Event Data

The Scroll event's data class is ChartScrollEventArgs. The following properties provide information specific to this event:

Property	Description
AxisX	Gets the X-axis of the diagram point.
AxisY	Gets the Y-axis of the diagram point.
NewAxisXRange	Obsolete. Gets the new value of the AxisBase.Range property for the X-axis.
NewAxisYRange	Obsolete. Gets the new value of the AxisBase.Range property for the Y-axis.
NewXRange	Gets the new value of the AxisBase.VisualRange property for the X-axis.
NewYRange	Gets the new value of the AxisBase.VisualRange property for the Y-axis.
OldAxisXRange	Obsolete. Gets the old value of the AxisBase.Range property for the X-axis.
OldAxisYRange	Obsolete. Gets the old value of the AxisBase.Range property for the Y-axis.
OldXRange	Gets the old value of the AxisBase.VisualRange property for the X-axis.
OldYRange	Gets the old value of the AxisBase.VisualRange property for the Y-axis.
ScrollOrientation	Gets the scrolling orientation, i.e. along which axes scrolling is performed.
Type	Gets the scrolling type, which specifies scrolling characteristics.

Remarks

Note that this event is raised for 2D Charts only. In 3D Charts, the similar ChartControl.Scroll3D event is raised.

Note

In the Scroll event handler, you cannot change the layout of a chart. For example, modifying the ChartControl.Series or Series.Points collection in this event may affect the axis range.