Trait primitives::CanvasContext[−][src]

pub trait CanvasContext {
    type Pattern;

Show 68 methods    fn get_direction(&self) -> Direction;

    fn set_direction(&self, value: Direction) -> String;

    fn set_fill_color(&self, value: Color);

    fn set_fill_gradient(&self, value: &Gradient);

    fn set_fill_pattern(&self, value: &Self::Pattern);

    fn get_filter(&self) -> String;

    fn set_filter(&self, value: &str);

    fn get_font(&self) -> String;

    fn set_font(
        &self, 
        family: &str, 
        style: FontStyle, 
        weight: FontWeight, 
        size: f64
    );

    fn get_global_alpha(&self) -> f64;

    fn set_global_alpha(&self, value: f64);

    fn get_global_composite_operation(&self) -> String;

    fn set_global_composite_operation(&self, value: &str);

    fn is_image_smoothing_enabled(&self) -> bool;

    fn set_image_smoothing(&self, value: bool);

    fn get_line_cap(&self) -> LineCap;

    fn set_line_cap(&self, value: LineCap);

    fn get_line_dash_offset(&self) -> f64;

    fn set_line_dash_offset(&self, value: f64);

    fn get_line_join(&self) -> LineJoin;

    fn set_line_join(&self, value: LineJoin);

    fn get_line_width(&self) -> f64;

    fn set_line_width(&self, value: f64);

    fn get_miter_limit(&self) -> f64;

    fn set_miter_limit(&self, value: f64);

    fn get_shadow_blur(&self) -> f64;

    fn set_shadow_blur(&self, value: f64);

    fn get_shadow_color(&self) -> Color;

    fn set_shadow_color(&self, value: Color);

    fn get_shadow_offset_x(&self) -> f64;

    fn set_shadow_offset_x(&self, value: f64);

    fn get_shadow_offset_y(&self) -> f64;

    fn set_shadow_offset_y(&self, value: f64);

    fn set_stroke_color(&self, value: Color);

    fn set_stroke_gradient(&self, value: &Gradient);

    fn set_stroke_pattern(&self, value: &Self::Pattern);

    fn get_text_align(&self) -> TextAlign;

    fn set_text_align(&self, value: TextAlign);

    fn get_text_baseline(&self) -> BaseLine;

    fn set_text_baseline(&self, value: BaseLine);

    fn arc(
        &self, 
        x: f64, 
        y: f64, 
        radius: f64, 
        start_angle: f64, 
        end_angle: f64, 
        anticlockwise: bool
    );

    fn arc_to(&self, x1: f64, y1: f64, x2: f64, y2: f64, radius: f64);

    fn begin_path(&self);

    fn bezier_curve_to(
        &self, 
        cp1x: f64, 
        cp1y: f64, 
        cp2x: f64, 
        cp2y: f64, 
        x: f64, 
        y: f64
    );

    fn clear_rect(&self, x: f64, y: f64, width: f64, height: f64);

    fn close_path(&self);

    fn ellipse(
        &self, 
        x: f64, 
        y: f64, 
        radius_x: f64, 
        radius_y: f64, 
        rotation: f64, 
        start_angle: f64, 
        end_angle: f64, 
        anticlockwise: bool
    );

    fn fill(&self);

    fn fill_rect(&self, x: f64, y: f64, width: f64, height: f64);

    fn fill_text(&self, text: &str, x: f64, y: f64);

    fn get_line_dash(&self) -> Vec<f64>;

    fn line_to(&self, x: f64, y: f64);

    fn measure_text(&self, text: &str) -> TextMetrics;

    fn move_to(&self, x: f64, y: f64);

    fn quadratic_curve_to(&self, cpx: f64, cpy: f64, x: f64, y: f64);

    fn rect(&self, x: f64, y: f64, width: f64, height: f64);

    fn reset_transform(&self);

    fn restore(&self);

    fn rotate(&self, angle: f64);

    fn save(&self);

    fn scale(&self, x: f64, y: f64);

    fn set_line_dash(&self, dash: &[f64]);

    fn set_transform(&self, a: f64, b: f64, c: f64, d: f64, e: f64, f: f64);

    fn stroke(&self);

    fn stroke_rect(&self, x: f64, y: f64, width: f64, height: f64);

    fn stroke_text(&self, text: &str, x: f64, y: f64);

    fn transform(&self, a: f64, b: f64, c: f64, d: f64, e: f64, f: f64);

    fn translate(&self, x: f64, y: f64);

}

Associated Types

Required methods

Get direction

Set direction

Set fill color

Set fill gradient

Set fill pattern

Get filter

Set filter

Get font

Set direction

Get global alpha

Set global alpha

Get global composite operation

Set global composite operation

Whether images and patterns on this canvas will be smoothed when this canvas is scaled.

Set image smoothing

Get line cap

Set line cap

Get line dash offset

Set line dash offset

Get line join

Set line dash

Get line width

Set line width

Get miter limit

Set miter limit

Get shadow blur

Set shadow blur

Get shadow color

Set shadow color

Get shadow offset x

Set shadow offset x

Get shadow offset y

Set shadow offset y

Set stroke color

Set stroke gradient

Set stroke pattern

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fn get_text_align(&self) -> TextAlign

Get text align

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fn set_text_align(&self, value: TextAlign)

Set text align

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fn get_text_baseline(&self) -> BaseLine

Get text baseline

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fn set_text_baseline(&self, value: BaseLine)

Set text baseline

Add arc to current path with anticlockwise param

Add arc to current path

Begin the path

Add bezier curve to current path

Clear rectangle on current canvas

Close the current path

Add ellipse to current path

Fill current path

Fill rectangle

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fn fill_text(&self, text: &str, x: f64, y: f64)

Draws text to the canvas.

Get line dash

Add line to path from current position

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fn measure_text(&self, text: &str) -> TextMetrics

Measure text using current font face and font size

Move cursor to position

Add quadratic curve to current path

Add rectangle to current path

Reset current transformations

Restore transformations

Add rotate to current transformations

Save current transformations

Add scle to current transformations

Set line dash

Set transform matrix

Stroke current path

Stroke rectangle

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fn stroke_text(&self, text: &str, x: f64, y: f64)

Stroke text

Add transform matrix to current transformations

Add translate to current transformations

Implementors