---
title: QDBitsProcPtr
framework: Application Services
role: symbol
role_heading: Type Alias
platforms: [macOS 10.0+]
path: applicationservices/qdbitsprocptr
---

# QDBitsProcPtr

## Declaration

```swift
typealias QDBitsProcPtr = (UnsafePointer<BitMap>?, UnsafePointer<Rect>?, UnsafePointer<Rect>?, Int16, RgnHandle?) -> Void
```