Struct CGDataProviderDirectCallbacks

#[repr(C)]
pub struct CGDataProviderDirectCallbacks {
    pub version: c_uint,
    pub getBytePointer: CGDataProviderGetBytePointerCallback,
    pub releaseBytePointer: CGDataProviderReleaseBytePointerCallback,
    pub getBytesAtPosition: CGDataProviderGetBytesAtPositionCallback,
    pub releaseInfo: CGDataProviderReleaseInfoCallback,
}

Available on crate features CGDataProvider and libc only.

Apple’s documentation

Fields

version: c_uint

getBytePointer: CGDataProviderGetBytePointerCallback

releaseBytePointer: CGDataProviderReleaseBytePointerCallback

getBytesAtPosition: CGDataProviderGetBytesAtPositionCallback

releaseInfo: CGDataProviderReleaseInfoCallback

Trait Implementations

impl Clone for CGDataProviderDirectCallbacks

fn clone(&self) -> CGDataProviderDirectCallbacks

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for CGDataProviderDirectCallbacks

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Encode for CGDataProviderDirectCallbacks

Available on crate feature objc2 only.

const ENCODING: Encoding

The Objective-C type-encoding for this type.

impl PartialEq for CGDataProviderDirectCallbacks

fn eq(&self, other: &CGDataProviderDirectCallbacks) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl RefEncode for CGDataProviderDirectCallbacks

Available on crate feature objc2 only.

const ENCODING_REF: Encoding

The Objective-C type-encoding for a reference of this type.

impl Copy for CGDataProviderDirectCallbacks

impl StructuralPartialEq for CGDataProviderDirectCallbacks