---
title: CACornerMask
framework: quartzcore
role: symbol
role_heading: Structure
path: quartzcore/cacornermask
---

# CACornerMask

## Declaration

```swift
struct CACornerMask
```

## Topics

### Constants

- [init(rawValue:)](quartzcore/cacornermask/init(rawvalue:).md)
- [layerMaxXMaxYCorner](quartzcore/cacornermask/layermaxxmaxycorner.md)
- [layerMaxXMinYCorner](quartzcore/cacornermask/layermaxxminycorner.md)
- [layerMinXMaxYCorner](quartzcore/cacornermask/layerminxmaxycorner.md)
- [layerMinXMinYCorner](quartzcore/cacornermask/layerminxminycorner.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [ExpressibleByArrayLiteral](swift/expressiblebyarrayliteral.md)
- [OptionSet](swift/optionset.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)
- [SetAlgebra](swift/setalgebra.md)

## See Also

### Modifying the layer’s appearance

- [contentsGravity](quartzcore/calayer/contentsgravity.md)
- [Contents Gravity Values](quartzcore/contents-gravity-values.md)
- [opacity](quartzcore/calayer/opacity.md)
- [isHidden](quartzcore/calayer/ishidden.md)
- [masksToBounds](quartzcore/calayer/maskstobounds.md)
- [mask](quartzcore/calayer/mask.md)
- [isDoubleSided](quartzcore/calayer/isdoublesided.md)
- [cornerRadius](quartzcore/calayer/cornerradius.md)
- [maskedCorners](quartzcore/calayer/maskedcorners.md)
- [borderWidth](quartzcore/calayer/borderwidth.md)
- [borderColor](quartzcore/calayer/bordercolor.md)
- [backgroundColor](quartzcore/calayer/backgroundcolor.md)
- [shadowOpacity](quartzcore/calayer/shadowopacity.md)
- [shadowRadius](quartzcore/calayer/shadowradius.md)
- [shadowOffset](quartzcore/calayer/shadowoffset.md)