Rocket Ship

use plotters::prelude::*;

fn main() -> Result<(), Box<dyn std::error::Error>> {
    let root = BitMapBackend::new("shapes.png", (600, 600)).into_drawing_area();
    root.fill(&WHITE)?;

    let mut chart = ChartBuilder::on(&root)
        .margin(10)
        .build_cartesian_2d(-10.0..10.0, -10.0..10.0)?;

    chart.configure_mesh().disable_mesh().draw()?;

    chart.draw_series([Circle::new((5.0, -5.0), 60, &BLACK)])?;
    chart.draw_series([Circle::new((-5.0, -5.0), 60, &BLACK)])?;

    chart.draw_series([Polygon::new(
        vec![(-3.0, -7.0), (3.0, -7.0), (3.0, 6.0), (-3.0, 6.0)],
        &BLACK,
    )])?;

    let points: Vec<_> = (0..100)
        .map(|i| {
            let t = std::f64::consts::PI * i as f64 / 99.0;
            (3.0 * t.cos(), 6.0 + 3.0 * t.sin())
        })
        .collect();

    chart.draw_series(LineSeries::new(points, &BLACK))?;

    Ok(())
}