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# UIPreviewParameters

Additional parameters to use when animating a preview interface.

```
@MainActor class UIPreviewParameters
```

## Topics

### Creating preview parameters

[`init()`](/documentation/UIKit/UIPreviewParameters/init())

Creates a default set of preview parameters.

[`init(textLineRects:)`](/documentation/UIKit/UIPreviewParameters/init(textLineRects:))

Creates a preview parameters object with information about the text you want to preview.

### Configuring the preview attributes

[`backgroundColor`](/documentation/UIKit/UIPreviewParameters/backgroundColor)

The background color to display behind the preview.

[`visiblePath`](/documentation/UIKit/UIPreviewParameters/visiblePath)

The portion of the view to show in the preview.

[`shadowPath`](/documentation/UIKit/UIPreviewParameters/shadowPath)

The path to use for drawing the preview’s shadow.


---

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