<!--
{
  "documentType" : "article",
  "framework" : "PDFKit",
  "identifier" : "/documentation/PDFKit/constants",
  "metadataVersion" : "0.1.0",
  "role" : "collectionGroup",
  "title" : "PDFKit Constants"
}
-->

# PDFKit Constants

## Topics

### Constants

[`let PDFDocumentFoundSelectionKey: String`](/documentation/PDFKit/PDFDocumentFoundSelectionKey)

[`let PDFDocumentPageIndexKey: String`](/documentation/PDFKit/PDFDocumentPageIndexKey)

### Macros

[`#define PDFEdgeInsets`](/documentation/PDFKit/PDFEdgeInsets)

[`#define PDFEdgeInsetsZero`](/documentation/PDFKit/PDFEdgeInsetsZero)

[`#define PDFKIT_AVAILABLE(_macIntro, _iosIntro)`](/documentation/PDFKit/PDFKIT_AVAILABLE)

[`#define PDFKIT_CLASS_AVAILABLE(_macIntro, _iosIntro)`](/documentation/PDFKit/PDFKIT_CLASS_AVAILABLE)

[`#define PDFKIT_CLASS_DEPRECATED(_macIntro, _macDep, _iosIntro, _iosDep)`](/documentation/PDFKit/PDFKIT_CLASS_DEPRECATED)

[`#define PDFKIT_DEPRECATED(_macIntro, _macDep, _iosIntro, _iosDep)`](/documentation/PDFKit/PDFKIT_DEPRECATED)

[`#define PDFKIT_ENUM_AVAILABLE(_macIntro, _iosIntro)`](/documentation/PDFKit/PDFKIT_ENUM_AVAILABLE)

[`#define PDFKIT_ENUM_DEPRECATED(_macIntro, _macDep, _iosIntro, _iosDep)`](/documentation/PDFKit/PDFKIT_ENUM_DEPRECATED)

[`#define PDFKIT_EXTERN`](/documentation/PDFKit/PDFKIT_EXTERN)

[`#define PDFKIT_PLATFORM_IOS`](/documentation/PDFKit/PDFKIT_PLATFORM_IOS)

[`#define PDFKIT_PLATFORM_MACCATALYST`](/documentation/PDFKit/PDFKIT_PLATFORM_MACCATALYST)

[`#define PDFKIT_PLATFORM_OSX`](/documentation/PDFKit/PDFKIT_PLATFORM_OSX)

[`#define PDFKitPlatformAccessibilityElement`](/documentation/PDFKit/PDFKitPlatformAccessibilityElement)

[`#define PDFKitPlatformBezierPath`](/documentation/PDFKit/PDFKitPlatformBezierPath)

[`#define PDFKitPlatformBezierPathElement`](/documentation/PDFKit/PDFKitPlatformBezierPathElement)

[`#define PDFKitPlatformButton`](/documentation/PDFKit/PDFKitPlatformButton)

[`#define PDFKitPlatformButtonCell`](/documentation/PDFKit/PDFKitPlatformButtonCell)

[`#define PDFKitPlatformChoiceWidgetComboBoxView`](/documentation/PDFKit/PDFKitPlatformChoiceWidgetComboBoxView)

[`#define PDFKitPlatformChoiceWidgetListView`](/documentation/PDFKit/PDFKitPlatformChoiceWidgetListView)

[`#define PDFKitPlatformColor`](/documentation/PDFKit/PDFKitPlatformColor)

[`#define PDFKitPlatformControl`](/documentation/PDFKit/PDFKitPlatformControl)

[`#define PDFKitPlatformEvent`](/documentation/PDFKit/PDFKitPlatformEvent)

[`#define PDFKitPlatformFont`](/documentation/PDFKit/PDFKitPlatformFont)

[`#define PDFKitPlatformFontWeightRegular`](/documentation/PDFKit/PDFKitPlatformFontWeightRegular)

[`#define PDFKitPlatformImage`](/documentation/PDFKit/PDFKitPlatformImage)

[`#define PDFKitPlatformImageView`](/documentation/PDFKit/PDFKitPlatformImageView)

[`#define PDFKitPlatformScrollView`](/documentation/PDFKit/PDFKitPlatformScrollView)

[`#define PDFKitPlatformTextContentType`](/documentation/PDFKit/PDFKitPlatformTextContentType)

[`#define PDFKitPlatformTextField`](/documentation/PDFKit/PDFKitPlatformTextField)

[`#define PDFKitPlatformTextView`](/documentation/PDFKit/PDFKitPlatformTextView)

[`#define PDFKitPlatformTextViewDelegate`](/documentation/PDFKit/PDFKitPlatformTextViewDelegate)

[`#define PDFKitPlatformView`](/documentation/PDFKit/PDFKitPlatformView)

[`#define PDFKitPlatformViewController`](/documentation/PDFKit/PDFKitPlatformViewController)

[`#define PDFKitResponder`](/documentation/PDFKit/PDFKitResponder)

[`#define PDFPoint`](/documentation/PDFKit/PDFPoint)

[`#define PDFPointZero`](/documentation/PDFKit/PDFPointZero)

[`#define PDFRect`](/documentation/PDFKit/PDFRect)

[`#define PDFRectZero`](/documentation/PDFKit/PDFRectZero)

[`#define PDFSize`](/documentation/PDFKit/PDFSize)

[`#define PDFSizeZero`](/documentation/PDFKit/PDFSizeZero)

[`#define PDFTrackingRunLoopMode`](/documentation/PDFKit/PDFTrackingRunLoopMode)


---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)