Struct FontApi

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#[repr(C)]
pub struct FontApi { pub glyphs: Option<unsafe extern "C" fn(font: *const FontT, glyphs: *mut u16, codepoints: *const u32, size: u32)>, pub metrics: Option<unsafe extern "C" fn(font: *const FontT, font_scale: f32, glyphs: *const u16, num_glyphs: u32) -> RectT>, pub metrics_array: Option<unsafe extern "C" fn(font: *const FontT, font_scale: f32, pos_x: *mut f32, rects: *mut RectT, glyphs: *const u16, num_glyphs: u32) -> RectT>, pub line: Option<unsafe extern "C" fn(font: *const FontT, font_scale: f32, line_width: *mut f32, glyphs: *const u16, num_glyphs: u32) -> u32>, pub rescale_font: Option<unsafe extern "C" fn(font: *mut FontT, scale_factor: f32)>, pub glyph_set_from_scale: Option<unsafe extern "C" fn(font: *const FontT, font_scale: f32, new_font_scale: *mut f32) -> u32>, pub first_glyph_of_set: Option<unsafe extern "C" fn(font: *const FontT, set: u32) -> *const FontGlyphT>, }

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§glyphs: Option<unsafe extern "C" fn(font: *const FontT, glyphs: *mut u16, codepoints: *const u32, size: u32)>§metrics: Option<unsafe extern "C" fn(font: *const FontT, font_scale: f32, glyphs: *const u16, num_glyphs: u32) -> RectT>§metrics_array: Option<unsafe extern "C" fn(font: *const FontT, font_scale: f32, pos_x: *mut f32, rects: *mut RectT, glyphs: *const u16, num_glyphs: u32) -> RectT>§line: Option<unsafe extern "C" fn(font: *const FontT, font_scale: f32, line_width: *mut f32, glyphs: *const u16, num_glyphs: u32) -> u32>§rescale_font: Option<unsafe extern "C" fn(font: *mut FontT, scale_factor: f32)>§glyph_set_from_scale: Option<unsafe extern "C" fn(font: *const FontT, font_scale: f32, new_font_scale: *mut f32) -> u32>§first_glyph_of_set: Option<unsafe extern "C" fn(font: *const FontT, set: u32) -> *const FontGlyphT>

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impl FontApi

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pub unsafe fn glyphs( &self, font: *const FontT, glyphs: *mut u16, codepoints: *const u32, size: u32, )

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pub unsafe fn metrics( &self, font: *const FontT, font_scale: f32, glyphs: *const u16, num_glyphs: u32, ) -> RectT

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pub unsafe fn metrics_array( &self, font: *const FontT, font_scale: f32, pos_x: *mut f32, rects: *mut RectT, glyphs: *const u16, num_glyphs: u32, ) -> RectT

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pub unsafe fn line( &self, font: *const FontT, font_scale: f32, line_width: *mut f32, glyphs: *const u16, num_glyphs: u32, ) -> u32

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pub unsafe fn rescale_font(&self, font: *mut FontT, scale_factor: f32)

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pub unsafe fn glyph_set_from_scale( &self, font: *const FontT, font_scale: f32, new_font_scale: *mut f32, ) -> u32

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pub unsafe fn first_glyph_of_set( &self, font: *const FontT, set: u32, ) -> *const FontGlyphT

Trait Implementations§

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impl Api for FontApi

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impl Clone for FontApi

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fn clone(&self) -> FontApi

Returns a duplicate 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 Default for FontApi

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fn default() -> FontApi

Returns the “default value” for a type. Read more
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impl Copy for FontApi

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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.