#[repr(C, u8)]
pub enum GenericPositionOrAuto<Pos> { Position(Pos), Auto, }
Expand description

A generic type for representing an Auto | <position>. This is used by for now. https://drafts.fxtf.org/motion-1/#offset-anchor-property

Variants§

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Position(Pos)

The value.

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Auto

The keyword auto.

Implementations§

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impl<Pos> PositionOrAuto<Pos>

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pub fn auto() -> Self

Return auto.

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pub fn is_auto(&self) -> bool

Return true if it is ‘auto’.

Trait Implementations§

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impl<Pos> Animate for GenericPositionOrAuto<Pos>where Pos: Animate,

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fn animate(&self, other: &Self, procedure: Procedure) -> Result<Self, ()>

Animate a value towards another one, given an animation procedure.
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impl<Pos: Clone> Clone for GenericPositionOrAuto<Pos>

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fn clone(&self) -> GenericPositionOrAuto<Pos>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<Pos> ComputeSquaredDistance for GenericPositionOrAuto<Pos>where Pos: ComputeSquaredDistance,

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fn compute_squared_distance(&self, other: &Self) -> Result<SquaredDistance, ()>

Computes the squared distance between two animatable values.
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impl<Pos: Debug> Debug for GenericPositionOrAuto<Pos>

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

Formats the value using the given formatter. Read more
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impl<'de, Pos> Deserialize<'de> for GenericPositionOrAuto<Pos>where Pos: Deserialize<'de>,

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<Pos> MallocSizeOf for GenericPositionOrAuto<Pos>where Pos: MallocSizeOf,

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fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize

Measure the heap usage of all descendant heap-allocated structures, but not the space taken up by the value itself.
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impl<Pos> Parse for GenericPositionOrAuto<Pos>where Pos: Parse,

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fn parse<'i, 't>( context: &ParserContext<'_>, input: &mut Parser<'i, 't> ) -> Result<Self, ParseError<'i>>

Parse a value of this type. Read more
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impl<Pos: PartialEq> PartialEq<GenericPositionOrAuto<Pos>> for GenericPositionOrAuto<Pos>

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fn eq(&self, other: &GenericPositionOrAuto<Pos>) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Pos> Serialize for GenericPositionOrAuto<Pos>where Pos: Serialize,

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<Pos> SpecifiedValueInfo for GenericPositionOrAuto<Pos>where Pos: SpecifiedValueInfo,

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const SUPPORTED_TYPES: u8 = _

Supported CssTypes by the given value type. Read more
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fn collect_completion_keywords(_f: &mut dyn FnMut(&[&'static str]))

Collect value starting words for the given specified value type. This includes keyword and function names which can appear at the beginning of a value of this type. Read more
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impl<Pos> ToAnimatedValue for GenericPositionOrAuto<Pos>where Pos: ToAnimatedValue,

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type AnimatedValue = GenericPositionOrAuto<<Pos as ToAnimatedValue>::AnimatedValue>

The type of the animated value.
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fn from_animated_value(from: Self::AnimatedValue) -> Self

Converts back an animated value into a computed value.
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fn to_animated_value(self) -> Self::AnimatedValue

Converts this value to an animated value.
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impl<Pos> ToAnimatedZero for GenericPositionOrAuto<Pos>where Pos: ToAnimatedZero,

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fn to_animated_zero(&self) -> Result<Self, ()>

Returns a value that, when added with an underlying value, will produce the underlying value. This is used for SMIL animation’s “by-animation” where SMIL first interpolates from the zero value to the ‘by’ value, and then adds the result to the underlying value. Read more
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impl<Pos> ToComputedValue for GenericPositionOrAuto<Pos>where Pos: ToComputedValue,

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type ComputedValue = GenericPositionOrAuto<<Pos as ToComputedValue>::ComputedValue>

The computed value type we’re going to be converted to.
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fn from_computed_value(from: &Self::ComputedValue) -> Self

Convert a computed value to specified value form. Read more
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fn to_computed_value(&self, context: &Context<'_>) -> Self::ComputedValue

Convert a specified value to a computed value, using itself and the data inside the Context.
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impl<Pos> ToCss for GenericPositionOrAuto<Pos>where Pos: ToCss,

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fn to_css<W>(&self, dest: &mut CssWriter<'_, W>) -> Resultwhere W: Write,

Serialize self in CSS syntax, writing to dest.
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fn to_css_string(&self) -> String

Serialize self in CSS syntax and return a string. Read more
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impl<Pos> ToResolvedValue for GenericPositionOrAuto<Pos>where Pos: ToResolvedValue,

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type ResolvedValue = GenericPositionOrAuto<<Pos as ToResolvedValue>::ResolvedValue>

The resolved value type we’re going to be converted to.
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fn from_resolved_value(from: Self::ResolvedValue) -> Self

Convert a resolved value to resolved value form.
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fn to_resolved_value(self, context: &Context<'_>) -> Self::ResolvedValue

Convert a resolved value to a resolved value.
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impl<Pos> ToShmem for GenericPositionOrAuto<Pos>where Pos: ToShmem,

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fn to_shmem(&self, builder: &mut SharedMemoryBuilder) -> Result<Self>

Clones this value into a form suitable for writing into a SharedMemoryBuilder. Read more
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impl<Pos: Copy> Copy for GenericPositionOrAuto<Pos>

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impl<Pos> StructuralPartialEq for GenericPositionOrAuto<Pos>

Auto Trait Implementations§

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impl<Pos> RefUnwindSafe for GenericPositionOrAuto<Pos>where Pos: RefUnwindSafe,

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impl<Pos> Send for GenericPositionOrAuto<Pos>where Pos: Send,

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impl<Pos> Sync for GenericPositionOrAuto<Pos>where Pos: Sync,

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impl<Pos> Unpin for GenericPositionOrAuto<Pos>where Pos: Unpin,

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impl<Pos> UnwindSafe for GenericPositionOrAuto<Pos>where Pos: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> MaybeBoxed<Box<T, Global>> for T

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fn maybe_boxed(self) -> Box<T, Global>

Convert
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impl<T> MaybeBoxed<T> for T

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fn maybe_boxed(self) -> T

Convert
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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same<T> for T

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type Output = T

Should always be Self
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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> DeserializeOwned for Twhere T: for<'de> Deserialize<'de>,

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impl<T> Erased for T

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impl<T> ErasedDestructor for Twhere T: 'static,

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impl<T> MaybeSendSync for T