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GlyphMetrics

Struct GlyphMetrics 

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pub struct GlyphMetrics {
    pub bearing_x: f32,
    pub bearing_y: f32,
    pub advance_x: f32,
    pub advance_y: f32,
    pub width: f32,
    pub height: f32,
}
Expand description

Per-glyph metrics usable for layout without rasterising.

All values are in pixels (already scaled by the rendering font size). The bearings follow the usual font conventions: bearing_x is the horizontal distance from the pen origin to the left edge of the glyph bounding box, and bearing_y is the vertical distance from the baseline to the top of the bounding box (positive = above the baseline).

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§bearing_x: f32

Horizontal distance from the pen origin to the left edge (signed).

§bearing_y: f32

Vertical distance from the baseline to the top edge (positive = up).

§advance_x: f32

Horizontal advance in pixels.

§advance_y: f32

Vertical advance in pixels (usually 0.0 for horizontal text).

§width: f32

Glyph bounding-box width in pixels.

§height: f32

Glyph bounding-box height in pixels.

Trait Implementations§

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impl Clone for GlyphMetrics

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fn clone(&self) -> GlyphMetrics

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 Debug for GlyphMetrics

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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 Default for GlyphMetrics

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl PartialEq for GlyphMetrics

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fn eq(&self, other: &GlyphMetrics) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for GlyphMetrics

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impl StructuralPartialEq for GlyphMetrics

Auto Trait Implementations§

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> 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.