Trait canvas::canvas_data::GenericDrawTarget

pub trait GenericDrawTarget {
    // Required methods
    fn clear_rect(&mut self, rect: &Rect<f32>);
    fn copy_surface(
        &mut self,
        surface: SourceSurface,
        source: Rect<i32>,
        destination: Point2D<i32>
    );
    fn create_gradient_stops(
        &self,
        gradient_stops: Vec<GradientStop>
    ) -> GradientStops;
    fn create_path_builder(&self) -> Box<dyn GenericPathBuilder>;
    fn create_similar_draw_target(
        &self,
        size: &Size2D<i32>
    ) -> Box<dyn GenericDrawTarget>;
    fn create_source_surface_from_data(
        &self,
        data: &[u8]
    ) -> Option<SourceSurface>;
    fn draw_surface(
        &mut self,
        surface: SourceSurface,
        dest: Rect<f64>,
        source: Rect<f64>,
        filter: Filter,
        draw_options: &DrawOptions
    );
    fn draw_surface_with_shadow(
        &self,
        surface: SourceSurface,
        dest: &Point2D<f32>,
        color: &Color,
        offset: &Vector2D<f32>,
        sigma: f32,
        operator: CompositionOp
    );
    fn fill(
        &mut self,
        path: &Path,
        pattern: Pattern<'_>,
        draw_options: &DrawOptions
    );
    fn fill_text(
        &mut self,
        font: &Font,
        point_size: f32,
        text: &str,
        start: Point2D<f32>,
        pattern: &Pattern<'_>,
        draw_options: &DrawOptions
    );
    fn fill_rect(
        &mut self,
        rect: &Rect<f32>,
        pattern: Pattern<'_>,
        draw_options: Option<&DrawOptions>
    );
    fn get_size(&self) -> Size2D<i32>;
    fn get_transform(&self) -> Transform2D<f32>;
    fn pop_clip(&mut self);
    fn push_clip(&mut self, path: &Path);
    fn set_transform(&mut self, matrix: &Transform2D<f32>);
    fn snapshot(&self) -> SourceSurface;
    fn stroke(
        &mut self,
        path: &Path,
        pattern: Pattern<'_>,
        stroke_options: &StrokeOptions,
        draw_options: &DrawOptions
    );
    fn stroke_line(
        &mut self,
        start: Point2D<f32>,
        end: Point2D<f32>,
        pattern: Pattern<'_>,
        stroke_options: &StrokeOptions,
        draw_options: &DrawOptions
    );
    fn stroke_rect(
        &mut self,
        rect: &Rect<f32>,
        pattern: Pattern<'_>,
        stroke_options: &StrokeOptions,
        draw_options: &DrawOptions
    );
    fn snapshot_data(&self, f: &dyn Fn(&[u8]) -> Vec<u8>) -> Vec<u8> ;
    fn snapshot_data_owned(&self) -> Vec<u8> ;
}

Required Methods

fn clear_rect(&mut self, rect: &Rect<f32>)

fn copy_surface( &mut self, surface: SourceSurface, source: Rect<i32>, destination: Point2D<i32> )

fn create_gradient_stops( &self, gradient_stops: Vec<GradientStop> ) -> GradientStops

fn create_path_builder(&self) -> Box<dyn GenericPathBuilder>

fn create_similar_draw_target( &self, size: &Size2D<i32> ) -> Box<dyn GenericDrawTarget>

fn create_source_surface_from_data(&self, data: &[u8]) -> Option<SourceSurface>

fn draw_surface( &mut self, surface: SourceSurface, dest: Rect<f64>, source: Rect<f64>, filter: Filter, draw_options: &DrawOptions )

fn draw_surface_with_shadow( &self, surface: SourceSurface, dest: &Point2D<f32>, color: &Color, offset: &Vector2D<f32>, sigma: f32, operator: CompositionOp )

fn fill( &mut self, path: &Path, pattern: Pattern<'_>, draw_options: &DrawOptions )

fn fill_text( &mut self, font: &Font, point_size: f32, text: &str, start: Point2D<f32>, pattern: &Pattern<'_>, draw_options: &DrawOptions )

fn fill_rect( &mut self, rect: &Rect<f32>, pattern: Pattern<'_>, draw_options: Option<&DrawOptions> )

fn get_size(&self) -> Size2D<i32>

fn get_transform(&self) -> Transform2D<f32>

fn pop_clip(&mut self)

fn push_clip(&mut self, path: &Path)

fn set_transform(&mut self, matrix: &Transform2D<f32>)

fn snapshot(&self) -> SourceSurface

fn stroke( &mut self, path: &Path, pattern: Pattern<'_>, stroke_options: &StrokeOptions, draw_options: &DrawOptions )

fn stroke_line( &mut self, start: Point2D<f32>, end: Point2D<f32>, pattern: Pattern<'_>, stroke_options: &StrokeOptions, draw_options: &DrawOptions )

fn stroke_rect( &mut self, rect: &Rect<f32>, pattern: Pattern<'_>, stroke_options: &StrokeOptions, draw_options: &DrawOptions )

fn snapshot_data(&self, f: &dyn Fn(&[u8]) -> Vec<u8>) -> Vec<u8>

fn snapshot_data_owned(&self) -> Vec<u8>

Implementations on Foreign Types

impl GenericDrawTarget for DrawTarget

fn clear_rect(&mut self, rect: &Rect<f32>)

fn copy_surface( &mut self, surface: SourceSurface, source: Rect<i32>, destination: Point2D<i32> )

fn create_gradient_stops( &self, gradient_stops: Vec<GradientStop> ) -> GradientStops

fn create_path_builder(&self) -> Box<dyn GenericPathBuilder>

fn create_similar_draw_target( &self, size: &Size2D<i32> ) -> Box<dyn GenericDrawTarget>

fn create_source_surface_from_data(&self, data: &[u8]) -> Option<SourceSurface>

fn draw_surface( &mut self, surface: SourceSurface, dest: Rect<f64>, source: Rect<f64>, filter: Filter, draw_options: &DrawOptions )

fn draw_surface_with_shadow( &self, _surface: SourceSurface, _dest: &Point2D<f32>, _color: &Color, _offset: &Vector2D<f32>, _sigma: f32, _operator: CompositionOp )

fn fill( &mut self, path: &Path, pattern: Pattern<'_>, draw_options: &DrawOptions )

fn fill_text( &mut self, font: &Font, point_size: f32, text: &str, start: Point2D<f32>, pattern: &Pattern<'_>, options: &DrawOptions )

fn fill_rect( &mut self, rect: &Rect<f32>, pattern: Pattern<'_>, draw_options: Option<&DrawOptions> )

fn get_size(&self) -> Size2D<i32>

fn get_transform(&self) -> Transform2D<f32>

fn pop_clip(&mut self)

fn push_clip(&mut self, path: &Path)

fn set_transform(&mut self, matrix: &Transform2D<f32>)

fn snapshot(&self) -> SourceSurface

fn stroke( &mut self, path: &Path, pattern: Pattern<'_>, stroke_options: &StrokeOptions, draw_options: &DrawOptions )

fn stroke_line( &mut self, start: Point2D<f32>, end: Point2D<f32>, pattern: Pattern<'_>, stroke_options: &StrokeOptions, draw_options: &DrawOptions )

fn stroke_rect( &mut self, rect: &Rect<f32>, pattern: Pattern<'_>, stroke_options: &StrokeOptions, draw_options: &DrawOptions )

fn snapshot_data(&self, f: &dyn Fn(&[u8]) -> Vec<u8>) -> Vec<u8>

fn snapshot_data_owned(&self) -> Vec<u8>

Implementors