Struct RectMask 

pub struct RectMask { /* private fields */ }

Rectangular mask with full coverage inside and zero coverage outside.

Implementations

impl RectMask

pub const fn new(rect: Rect) -> Self

Create a rectangular mask over rect.

pub const fn rect(&self) -> Rect

Return the rectangle covered by this mask.

Trait Implementations

impl AlphaMask for RectMask

fn row(&self, x: i32, y: i32, coverage: &mut [u8])

Write one row of alpha coverage into coverage.

fn alpha_at(&self, x: i32, y: i32) -> u8

Return coverage for a single pixel.

impl Clone for RectMask

fn clone(&self) -> RectMask

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for RectMask

impl Debug for RectMask

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

Formats the value using the given formatter.

impl Eq for RectMask

impl From<Rect> for RectMask

fn from(rect: Rect) -> Self

Converts to this type from the input type.

impl PartialEq for RectMask

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for RectMask