ChartTrackball Class
Definition
Handles trackball logic and rendering for Cartesian charts.
public class ChartTrackball
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
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.