Struct RGBA 

pub struct RGBA<T: InnerType>(/* private fields */);

This struct represents a RGBA color

Implementations

impl<T: InnerType> RGBA<T>

pub fn new(r: T, g: T, b: T, a: T) -> RGBA<T>

Create a new RGBA color with 4 components.

pub fn from_rgb(color: &RGB<T>, a: T) -> RGBA<T>

Create a new RGBA color from another RGB color and the alpha component.

pub fn r(&self) -> T

Get the Red component.

pub fn g(&self) -> T

Get the Green component.

pub fn b(&self) -> T

Get the Blue component.

pub fn a(&self) -> T

Get the alpha component.

pub fn rgb(&self) -> RGB<T>

Get the RGB components.

impl RGBA<f32>

pub fn to_gray(&self) -> f32

Calculate the gray value
the result equals R*0.33+G*0.59+B*0.11

pub fn to_u8(&self) -> RGBA<u8>

Convert itself into RGBA<u8>

pub fn as_u32(&self) -> u32

Get the unsigned integer representation of itself.

impl RGBA<u8>

pub fn to_gray(&self) -> u8

Calculate the gray value
The result equals(R*28+G*151+B*77)>>8

pub fn to_f32(&self) -> RGBA<f32>

Convert itself into RGBA<f32>

pub fn as_u32(&self) -> u32

Get the unsigned integer representation of itself

Trait Implementations

impl Add for RGBA<f32>

type Output = RGBA<f32>

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self::Output

Performs the + operation.

impl Add for RGBA<u8>

type Output = RGBA<u8>

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self::Output

Performs the + operation.

impl Clear for RGBA<f32>

type Output = RGBA<f32>

fn clear(self, _: Self) -> Self::Output

impl<T: Clone + InnerType> Clone for RGBA<T>

fn clone(&self) -> RGBA<T>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<T: Copy + InnerType> Copy for RGBA<T>

impl Darken for RGBA<f32>

type Output = RGBA<f32>

fn darken(self, rhs: Self) -> Self::Output

impl<T: Debug + InnerType> Debug for RGBA<T>

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

Formats the value using the given formatter.

impl<T: Default + InnerType> Default for RGBA<T>

fn default() -> RGBA<T>

Returns the “default value” for a type.

impl Div for RGBA<f32>

type Output = RGBA<f32>

The resulting type after applying the / operator.

fn div(self, rhs: Self) -> Self::Output

Performs the / operation.

impl Div for RGBA<u8>

type Output = RGBA<u8>

The resulting type after applying the / operator.

fn div(self, rhs: Self) -> Self::Output

Performs the / operation.

impl Dst for RGBA<f32>

type Output = RGBA<f32>

fn dst(self, rhs: Self) -> Self::Output

impl DstATop for RGBA<f32>

type Output = RGBA<f32>

fn dst_atop(self, rhs: Self) -> Self::Output

impl DstIn for RGBA<f32>

type Output = RGBA<f32>

fn dst_in(self, rhs: Self) -> Self::Output

impl DstOut for RGBA<f32>

type Output = RGBA<f32>

fn dst_out(self, rhs: Self) -> Self::Output

impl DstOver for RGBA<f32>

type Output = RGBA<f32>

fn dst_over(self, rhs: Self) -> Self::Output

impl<T: Eq + InnerType> Eq for RGBA<T>

impl<T: InnerType> From<RGBA<T>> for RGB<T>

fn from(color: RGBA<T>) -> RGB<T>

Converts to this type from the input type.

impl From<RGBA<f32>> for RGBA<u8>

fn from(color: RGBA<f32>) -> RGBA<u8>

Converts to this type from the input type.

impl From<RGBA<u8>> for RGBA<f32>

fn from(color: RGBA<u8>) -> RGBA<f32>

Converts to this type from the input type.

impl From<u32> for RGBA<u8>

fn from(color: u32) -> Self

Converts to this type from the input type.

impl<T: Hash + InnerType> Hash for RGBA<T>

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Into<u32> for RGBA<u8>

fn into(self) -> u32

Converts this type into the (usually inferred) input type.

impl Lighten for RGBA<f32>

type Output = RGBA<f32>

fn lighten(self, rhs: Self) -> Self::Output

impl Mul for RGBA<f32>

type Output = RGBA<f32>

The resulting type after applying the * operator.

fn mul(self, rhs: Self) -> Self::Output

Performs the * operation.

impl Mul for RGBA<u8>

type Output = RGBA<u8>

The resulting type after applying the * operator.

fn mul(self, rhs: Self) -> Self::Output

Performs the * operation.

impl Multiply for RGBA<f32>

type Output = RGBA<f32>

fn multiply(self, rhs: Self) -> Self::Output

impl<T: Ord + InnerType> Ord for RGBA<T>

fn cmp(&self, other: &RGBA<T>) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl<T: PartialEq + InnerType> PartialEq for RGBA<T>

fn eq(&self, other: &RGBA<T>) -> 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<T: PartialOrd + InnerType> PartialOrd for RGBA<T>

fn partial_cmp(&self, other: &RGBA<T>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

Tests less than (for self and other) and is used by the < operator.

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

Tests less than or equal to (for self and other) and is used by the <= operator.

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

Tests greater than (for self and other) and is used by the > operator.

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

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Screen for RGBA<f32>

type Output = RGBA<f32>

fn screen(self, rhs: Self) -> Self::Output

impl Src for RGBA<f32>

type Output = RGBA<f32>

fn src(self, _: Self) -> Self::Output

impl SrcATop for RGBA<f32>

type Output = RGBA<f32>

fn src_atop(self, rhs: Self) -> Self::Output

impl SrcIn for RGBA<f32>

type Output = RGBA<f32>

fn src_in(self, rhs: Self) -> Self::Output

impl SrcOut for RGBA<f32>

type Output = RGBA<f32>

fn src_out(self, rhs: Self) -> Self::Output

impl SrcOver for RGBA<f32>

type Output = RGBA<f32>

fn src_over(self, rhs: Self) -> Self::Output

impl<T: PartialEq + InnerType> StructuralPartialEq for RGBA<T>

impl Sub for RGBA<f32>

type Output = RGBA<f32>

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self::Output

Performs the - operation.

impl Sub for RGBA<u8>

type Output = RGBA<u8>

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self::Output

Performs the - operation.

impl Xor for RGBA<f32>

type Output = RGBA<f32>

fn xor(self, rhs: Self) -> Self::Output