Function plot_widget

examples/plot_overlays.rs:168–200

()

}

fn plot_widget() -> PlotWidget {
    let line = Series::line_only(
        (0..240)
            .map(|i| {
                let x = i as f64 / 239.0 * TAU;
                [x, x.sin()]
            })
            .collect(),
        LineStyle::solid().with_pixel_width(2.0),
    )
    .with_label("sin(x)")
    .with_color(Color::from_rgb(0.2, 0.55, 0.9));

    let peak = Series::markers_only(vec![[FRAC_PI_2, 1.0]], MarkerStyle::circle(6.0))
        .with_label("peak")
        .with_color(Color::from_rgb(0.95, 0.25, 0.25));

    let trough = Series::markers_only(vec![[FRAC_PI_2 * 3.0, -1.0]], MarkerStyle::circle(6.0))
        .with_label("trough")
        .with_color(Color::from_rgb(0.95, 0.45, 0.15));

    PlotWidgetBuilder::new()
        .with_x_label("x")
        .with_y_label("sin(x)")
        .with_x_lim(0.0, TAU)
        .with_y_lim(-1.25, 1.25)
        .add_series(line)
        .add_series(peak)
        .add_series(trough)
        .with_cursor_overlay(true)
        .build()
        .unwrap()
}

fn region_style(theme: &Theme) -> container::Style {
    let palette = theme.extended_palette();