ChartTrackball Class

Definition

Namespace:Avalonia.Controls.Charts

Assembly:Avalonia.Controls.Charts

Package:Avalonia.Controls.Charts

Handles trackball logic and rendering for Cartesian charts.

public class ChartTrackball

Inheritance: object -> ChartTrackball

Implements: IDisposable

Constructors

Name	Description
ChartTrackball	Initializes a new instance of the Avalonia.Controls.Charts.ChartTrackball class.

ChartTrackball Constructor

Initializes a new instance of the Avalonia.Controls.Charts.ChartTrackball class.

public ChartTrackball(Avalonia.Controls.Charts.CartesianChart chart)

Parameters

chart Avalonia.Controls.Charts.CartesianChart

Methods

Name	Description
Dispose	Releases pointer event subscriptions held by the trackball.
Render	Renders the trackball overlay into the specified plot area.

Dispose Method

Releases pointer event subscriptions held by the trackball.

public void Dispose()

Render Method

Renders the trackball overlay into the specified plot area.

public void Render(Avalonia.Media.DrawingContext context, Avalonia.Rect plotArea)

Parameters

context Avalonia.Media.DrawingContext

The drawing context for the current render pass.

plotArea Avalonia.Rect

The plot area in chart coordinates.