ChartControl.AxisScaleChanged Event

Occurs when the scale mode, aggregate function, auto grid, grid offset, or grid spacing of the axis scale has been changed.

Namespace : DevExpress.Xpf.Charts

Assembly : DevExpress.Xpf.Charts.v25.2.dll

NuGet Package : DevExpress.Wpf.Charts

Declaration

csharp

public event AxisScaleChangedEventHandler AxisScaleChanged

Public Event AxisScaleChanged As AxisScaleChangedEventHandler

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

Property	Description
AggregateFunctionChange	Returns information about aggregate function changes.
AutoGridChange	Returns information about auto grid value changes.
Axis	Returns the axis whose scale mode, measure unit, grid alignment or grid spacing has been changed.
GridOffsetChange	Returns information about grid offset changes.
GridSpacingChange	Returns information about grid spacing changes.
Handled	Gets or sets a value that indicates the present state of the event handling for a routed event as it travels the route. Inherited from RoutedEventArgs.
OriginalSource	Gets the original reporting source as determined by pure hit testing, before any possible Source adjustment by a parent class. Inherited from RoutedEventArgs.
RoutedEvent	Gets or sets the RoutedEvent associated with this RoutedEventArgs instance. Inherited from RoutedEventArgs.
ScaleModeChange	Returns information about scale mode changes.
Source	Gets or sets a reference to the object that raised the event. Inherited from RoutedEventArgs.

The event data class exposes the following methods:

Method	Description
InvokeEventHandler(Delegate, Object)	When overridden in a derived class, provides a way to invoke event handlers in a type-specific way, which can increase efficiency over the base implementation. Inherited from RoutedEventArgs.
OnSetSource(Object)	When overridden in a derived class, provides a notification callback entry point whenever the value of the Source property of an instance changes. Inherited from RoutedEventArgs.

Note that the event args type depends on the current axis scale type. The following table shows dependencies between scale types and argument types.

Scale type	Args type
Numeric	NumericScaleChangedEventArgs
Date-Time	DateTimeScaleChangedEventArgs