Struct ZoomLevel

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pub struct ZoomLevel(/* private fields */);

Available on crate feature unstable-msc3488 only.

Expand description

A zoom level.

This is an integer between 0 and 20 as defined in the OpenStreetMap Wiki.

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impl ZoomLevel

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pub const MIN: u8 = 0u8

The smallest value of a ZoomLevel, 0.

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pub const MAX: u8 = 20u8

The largest value of a ZoomLevel, 20.

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pub fn new(value: u8) -> Option<ZoomLevel>

Creates a new ZoomLevel with the given value.

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pub fn get(&self) -> UInt

The value of this ZoomLevel.

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impl Clone for ZoomLevel

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fn clone(&self) -> ZoomLevel

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 Debug for ZoomLevel

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

Formats the value using the given formatter. Read more

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impl<'de> Deserialize<'de> for ZoomLevel

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fn deserialize<D>( deserializer: D, ) -> Result<ZoomLevel, <D as Deserializer<'de>>::Error>
where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

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impl Serialize for ZoomLevel

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fn serialize<S>( &self, serializer: S, ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

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impl TryFrom<u8> for ZoomLevel

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type Error = ZoomLevelError

The type returned in the event of a conversion error.

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fn try_from(value: u8) -> Result<ZoomLevel, <ZoomLevel as TryFrom<u8>>::Error>

Performs the conversion.

Auto Trait Implementations§

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impl UnwindSafe for ZoomLevel

Blanket Implementations§

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impl<T> Any for T
where 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 T
where 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 T
where 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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dst. Read more

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impl<T> CompatExt for T

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fn compat(self) -> Compat<T>

Applies the [Compat] adapter by value. Read more

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fn compat_ref(&self) -> Compat<&T>

Applies the [Compat] adapter by shared reference. Read more

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fn compat_mut(&mut self) -> Compat<&mut T>

Applies the [Compat] adapter by mutable reference. 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, UT> HandleAlloc<UT> for T
where T: Send + Sync,

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fn new_handle(value: Arc<T>) -> Handle

Create a new handle for an Arc value Read more

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fn clone_handle(handle: Handle) -> Handle

Clone a handle Read more

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fn consume_handle(handle: Handle) -> Arc<T>

Consume a handle, getting back the initial Arc<>

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fn get_arc(handle: Handle) -> Arc<Self>

Get a clone of the Arc<> using a “borrowed” handle. Read more

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impl<T, W> HasTypeWitness<W> for T
where W: MakeTypeWitness<Arg = T>, T: ?Sized,

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const WITNESS: W = W::MAKE

A constant of the type witness

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impl<T> Identity for T
where T: ?Sized,

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const TYPE_EQ: TypeEq<T, <T as Identity>::Type> = TypeEq::NEW

Proof that Self is the same type as Self::Type, provides methods for casting between Self and Self::Type.

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type Type = T

The same type as Self, used to emulate type equality bounds (T == U) with associated type equality constraints (T: Identity<Type = U>).

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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impl<T, U> Into for T
where 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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