---
title: "defaultTextBox(originIsAtTopLeft:heightOfTextTrack:)"
framework: coremedia
role: symbol
role_heading: Instance Method
path: "coremedia/cmformatdescription/defaulttextbox(originisattopleft:heightoftexttrack:)"
---

# defaultTextBox(originIsAtTopLeft:heightOfTextTrack:)

Returns the default text box.

## Declaration

```swift
func defaultTextBox(originIsAtTopLeft: Bool, heightOfTextTrack: CGFloat) throws -> CGRect
```

## See Also

### Working with Text Descriptions

- [defaultStyle()](coremedia/cmformatdescription/defaultstyle().md)
- [displayFlags()](coremedia/cmformatdescription/displayflags().md)
- [fontName(localFontID:)](coremedia/cmformatdescription/fontname(localfontid:).md)
- [justification()](coremedia/cmformatdescription/justification().md)