---
title: CGPDFBox.cropBox
framework: coregraphics
role: symbol
role_heading: Case
path: coregraphics/cgpdfbox/cropbox
---

# CGPDFBox.cropBox

The page crop box—a rectangle, expressed in default user space units, that defines the visible region of default user space. When the page is displayed or printed, its contents are to be clipped to this rectangle.

## Declaration

```swift
case cropBox
```

## See Also

### Constants

- [CGPDFBox.mediaBox](coregraphics/cgpdfbox/mediabox.md)
- [CGPDFBox.bleedBox](coregraphics/cgpdfbox/bleedbox.md)
- [CGPDFBox.trimBox](coregraphics/cgpdfbox/trimbox.md)
- [CGPDFBox.artBox](coregraphics/cgpdfbox/artbox.md)