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Axis

Struct Axis 

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pub struct Axis {
    index: u32,
    record: VariationAxisRecord,
}
Expand description

A variation axis, such as weight or width, that a user can change in a variable font.

See https://fonts.google.com/knowledge/glossary/axis_in_variable_fonts

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§index: u32§record: VariationAxisRecord

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impl Axis

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pub fn tag(&self) -> Tag

Returns the tag that identifies the axis.

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pub fn index(&self) -> u32

Returns the index of the axis in the font’s list of axes.

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pub fn name(&self) -> NameId

Returns the name table ID for the axis name.

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pub fn is_hidden(&self) -> bool

Returns true if the axis should be hidden in user interfaces.

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pub fn min_value(&self) -> f32

Returns the minimum value of the axis, in user space.

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pub fn default_value(&self) -> f32

Returns the default value of the axis, in user space.

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pub fn max_value(&self) -> f32

Returns the maximum value of the axis, in user space.

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pub(crate) fn clamp(&self, value: f32) -> f32

Clamps value to the range of the axis, as a font instance does.

A maximum below the minimum is raised to it, as in normalization.

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impl Clone for Axis

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fn clone(&self) -> Axis

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Copy for Axis

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impl Debug for Axis

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl Freeze for Axis

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impl RefUnwindSafe for Axis

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impl Send for Axis

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impl Sync for Axis

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impl Unpin for Axis

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impl UnsafeUnpin for Axis

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impl UnwindSafe for Axis

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, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> ErasedDestructor for T
where T: 'static,

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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 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> ToOwned for T
where 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 T
where 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 T
where 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.