charton 0.5.0

A high-performance, layered charting system for Rust, featuring a flexible data core and multi-backend rendering.
Documentation 
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use charton::prelude::*;
use std::error::Error;

fn main() -> Result<(), Box<dyn Error>> {
    let ds = load_dataset("unemployment")?;
    println!("{:?}", ds);
    let area_chart = Chart::build(&ds)?.mark_area()?.encode((
        alt::x("Year"),
        alt::y("Unemployment rate (%)").with_stack("center"),
        alt::color("Country"),
    ))?;

    area_chart.save("docs/src/images/steamgraph.svg")?;

    Ok(())
}