Enum png::DisposeOp

#[repr(u8)]
pub enum DisposeOp {
    None,
    Background,
    Previous,
}

[−] Expand description

How to reset buffer of an animated png (APNG) at the end of a frame.

Variants

None

[−] Expand description

Leave the buffer unchanged.

Background

[−] Expand description

Clear buffer with the background color.

Previous

[−] Expand description

Reset the buffer to the state before the current frame.

Implementations

impl DisposeOp

pub fn from_u8(n: u8) -> Option<DisposeOp>[−]

u8 -> Self. Using enum_primitive or transmute is probably the right thing but this will do for now.

Trait Implementations

impl Clone for DisposeOp

[+] Show hidden undocumented items

fn clone(&self) -> DisposeOp[−]

Returns a copy of the value.

pub fn clone_from(&mut self, source: &Self)[−]

Performs copy-assignment from source.

impl Debug for DisposeOp

[+] Show hidden undocumented items

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

Formats the value using the given formatter.

impl Display for DisposeOp

[+] Show hidden undocumented items

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

Formats the value using the given formatter.

impl PartialEq<DisposeOp> for DisposeOp

[+] Show hidden undocumented items

fn eq(&self, other: &DisposeOp) -> bool[−]

This method tests for self and other values to be equal, and is used by ==.

#[must_use]

pub fn ne(&self, other: &Rhs) -> bool[−]

This method tests for !=.

impl Copy for DisposeOp

impl Eq for DisposeOp

impl StructuralEq for DisposeOp

impl StructuralPartialEq for DisposeOp