Enum png::BlendOp

#[repr(u8)]
pub enum BlendOp {
    Source,
    Over,
}

[−] Expand description

How pixels are written into the buffer.

Variants

Source

[−] Expand description

Pixels overwrite the value at their position.

Over

[−] Expand description

The new pixels are blended into the current state based on alpha.

Implementations

impl BlendOp

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

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

Trait Implementations

impl Clone for BlendOp

[+] Show hidden undocumented items

fn clone(&self) -> BlendOp[−]

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for BlendOp

[+] Show hidden undocumented items

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

Formats the value using the given formatter.

impl Display for BlendOp

[+] Show hidden undocumented items

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

Formats the value using the given formatter.

impl PartialEq<BlendOp> for BlendOp

[+] Show hidden undocumented items

fn eq(&self, other: &BlendOp) -> 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 BlendOp

impl Eq for BlendOp

impl StructuralEq for BlendOp

impl StructuralPartialEq for BlendOp