Trait colours::HasAlpha

pub trait HasAlpha: IsColor + Sized {
    type Alphaless: HasntAlpha + Sized;
    fn split_alpha(self) -> (Self::Alphaless, Self::Channel);

    fn without_alpha(self) -> Self::Alphaless { ... }
    fn only_alpha(self) -> Self::Channel { ... }
}

The color which has an alpha component

Associated Types

type Alphaless: HasntAlpha + Sized

The color of same kind but without alpha component

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Required methods

fn split_alpha(self) -> (Self::Alphaless, Self::Channel)

Split alpha component from color

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Provided methods

fn without_alpha(self) -> Self::Alphaless

Remove alpha component of color

fn only_alpha(self) -> Self::Channel

Extract alpha component from color

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Implementors

impl<T: IsColorChannel> HasAlpha for Hsla<T>

type Alphaless = Hsl<T>

fn split_alpha(self) -> (Self::Alphaless, Self::Channel)

impl<T: IsColorChannel> HasAlpha for Hsva<T>

type Alphaless = Hsv<T>

fn split_alpha(self) -> (Self::Alphaless, Self::Channel)

impl<T: IsColorChannel> HasAlpha for Rgba<T>

type Alphaless = Rgb<T>

fn split_alpha(self) -> (Self::Alphaless, Self::Channel)

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