Struct druid::widget::Svg

pub struct Svg { /* private fields */ }

Available on crate feature svg only.

A widget that renders a SVG

Implementations

impl Svg

pub fn new(tree: impl Into<Arc<Tree>>) -> Self

Create an SVG-drawing widget from SvgData.

The SVG will scale to fit its box constraints.

Examples found in repository

examples/svg.rs (line 49)

fn ui_builder() -> impl Widget<u32> {
    let tiger_svg = match include_str!("./assets/tiger.svg").parse::<SvgData>() {
        Ok(svg) => svg,
        Err(err) => {
            error!("{}", err);
            error!("Using an empty SVG instead.");
            SvgData::default()
        }
    };

    let mut col = Flex::column();

    col.add_flex_child(Svg::new(tiger_svg.clone()).fix_width(60.0).center(), 1.0);
    col.add_flex_child(Svg::new(tiger_svg.clone()), 1.0);
    col.add_flex_child(Svg::new(tiger_svg), 1.0);
    col.debug_paint_layout()
}

Trait Implementations

impl<T: Data> Widget<T> for Svg

fn event( &mut self, _ctx: &mut EventCtx<'_, '_>, _event: &Event, _data: &mut T, _env: &Env )

Handle an event.

fn lifecycle( &mut self, _ctx: &mut LifeCycleCtx<'_, '_>, _event: &LifeCycle, _data: &T, _env: &Env )

Handle a life cycle notification.

fn update( &mut self, _ctx: &mut UpdateCtx<'_, '_>, _old_data: &T, _data: &T, _env: &Env )

Update the widget’s appearance in response to a change in the app’s Data or Env.

fn layout( &mut self, _layout_ctx: &mut LayoutCtx<'_, '_>, bc: &BoxConstraints, _data: &T, _env: &Env ) -> Size

Compute layout.

fn paint(&mut self, ctx: &mut PaintCtx<'_, '_, '_>, _data: &T, _env: &Env)

Paint the widget appearance.

fn compute_max_intrinsic( &mut self, axis: Axis, ctx: &mut LayoutCtx<'_, '_>, bc: &BoxConstraints, data: &T, env: &Env ) -> f64

Computes max intrinsic/preferred dimension of a widget on the provided axis.