Struct swash::scale::Scaler

source · 
pub struct Scaler<'a> { /* private fields */ }
Expand description

Scales outline and bitmap glyphs.

See the module level documentation for detail.

Implementations§

source§

impl<'a> Scaler<'a>

source

pub fn has_outlines(&self) -> bool

Returns true if scalable glyph outlines are available.

source

pub fn scale_outline_into( &mut self, glyph_id: GlyphId, outline: &mut Outline ) -> bool

Scales an outline for the specified glyph into the provided outline.

source

pub fn scale_outline(&mut self, glyph_id: GlyphId) -> Option<Outline>

Scales an outline for the specified glyph.

source

pub fn has_color_outlines(&self) -> bool

Returns true if scalable color glyph outlines are available.

source

pub fn scale_color_outline_into( &mut self, glyph_id: GlyphId, outline: &mut Outline ) -> bool

Scales a color outline for the specified glyph into the provided outline.

source

pub fn scale_color_outline(&mut self, glyph_id: GlyphId) -> Option<Outline>

Scales a color outline for the specified glyph.

source

pub fn has_bitmaps(&self) -> bool

Returns true if alpha bitmaps are available.

source

pub fn scale_bitmap_into( &mut self, glyph_id: u16, strike: StrikeWith, image: &mut Image ) -> bool

Scales a bitmap for the specified glyph and mode into the provided image.

source

pub fn scale_bitmap( &mut self, glyph_id: u16, strike: StrikeWith ) -> Option<Image>

Scales a bitmap for the specified glyph and mode.

source

pub fn has_color_bitmaps(&self) -> bool

Returns true if color bitmaps are available.

source

pub fn scale_color_bitmap_into( &mut self, glyph_id: u16, strike: StrikeWith, image: &mut Image ) -> bool

Scales a color bitmap for the specified glyph and mode into the provided image.

source

pub fn scale_color_bitmap( &mut self, glyph_id: u16, strike: StrikeWith ) -> Option<Image>

Scales a color bitmap for the specified glyph and mode.

Auto Trait Implementations§

§

impl<'a> Freeze for Scaler<'a>

§

impl<'a> RefUnwindSafe for Scaler<'a>

§

impl<'a> Send for Scaler<'a>

§

impl<'a> Sync for Scaler<'a>

§

impl<'a> Unpin for Scaler<'a>

§

impl<'a> !UnwindSafe for Scaler<'a>

Blanket Implementations§

source§

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

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

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

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

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

source§

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

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

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

source§

fn into(self) -> U

Calls U::from(self).

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

source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

§

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

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.