Function new

examples/high_precision.rs:27–56

()

}

fn new() -> PlotWidget {
    // Suppose we're plotting some time-series data which is nanoseconds apart, but the first timestamp
    // is very large.
    let mut t = Duration::from_secs(60 * 60 * 24 * 7); // 1 week

    let mut positions = Vec::new();
    for i in 0..100 {
        let y = 100.0 + (i as f64 / 10.0).cos() / 10000.0;
        positions.push([t.as_secs_f64(), y]);
        t += Duration::from_nanos(10);
    }

    PlotWidgetBuilder::new()
        .with_hover_highlight_provider(|_ctx, point| {
            point.color = Color::from_rgb(1.0, 0.0, 0.0);
            Some(format!("t = {:.9} s\nvalue = {:.4}", point.x, point.y))
        })
        .with_cursor_provider(|x, y| format!("Cursor:\nt = {:.9} s\nvalue = {:.6}", x, y))
        .add_series(
            Series::new(positions, MarkerStyle::square(4.0), LineStyle::dashed(10.0))
                .with_label("both_markers_and_lines")
                .with_color(Color::from_rgb(0.3, 0.9, 0.3)),
        )
        .with_cursor_overlay(true)
        .with_crosshairs(true)
        .with_y_label("cool data")
        .with_x_label("time (s)\n\n\n")
        .build()
        .unwrap()
}