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Diffstat (limited to 'examples/boxplot.rs')
| -rw-r--r-- | examples/boxplot.rs | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/examples/boxplot.rs b/examples/boxplot.rs new file mode 100644 index 0000000..47f3b1a --- /dev/null +++ b/examples/boxplot.rs @@ -0,0 +1,222 @@ +use itertools::Itertools; +use plotters::data::fitting_range; +use plotters::prelude::*; +use std::collections::BTreeMap; +use std::collections::HashMap; +use std::env; +use std::fs; +use std::io::{self, prelude::*, BufReader}; + +fn read_data<BR: BufRead>(reader: BR) -> HashMap<(String, String), Vec<f64>> { + let mut ds = HashMap::new(); + for l in reader.lines() { + let line = l.unwrap(); + let tuple: Vec<&str> = line.split('\t').collect(); + if tuple.len() == 3 { + let key = (String::from(tuple[0]), String::from(tuple[1])); + let entry = ds.entry(key).or_insert_with(Vec::new); + entry.push(tuple[2].parse::<f64>().unwrap()); + } + } + ds +} + +fn main() -> Result<(), Box<dyn std::error::Error>> { + let root = SVGBackend::new("plotters-doc-data/boxplot.svg", (1024, 768)).into_drawing_area(); + root.fill(&WHITE)?; + + let root = root.margin(5, 5, 5, 5); + + let (upper, lower) = root.split_vertically(512); + + let args: Vec<String> = env::args().collect(); + + let ds = if args.len() < 2 { + read_data(io::Cursor::new(get_data())) + } else { + let file = fs::File::open(&args[1])?; + read_data(BufReader::new(file)) + }; + let dataset: Vec<(String, String, Quartiles)> = ds + .iter() + .map(|(k, v)| (k.0.clone(), k.1.clone(), Quartiles::new(&v))) + .collect(); + + let category = Category::new( + "Host", + dataset + .iter() + .unique_by(|x| x.0.clone()) + .sorted_by(|a, b| b.2.median().partial_cmp(&a.2.median()).unwrap()) + .map(|x| x.0.clone()) + .collect(), + ); + + let mut colors = (0..).map(Palette99::pick); + let mut offsets = (-12..).step_by(24); + let mut series = BTreeMap::new(); + for x in dataset.iter() { + let entry = series + .entry(x.1.clone()) + .or_insert_with(|| (Vec::new(), colors.next().unwrap(), offsets.next().unwrap())); + entry.0.push((x.0.clone(), &x.2)); + } + + let values: Vec<f32> = dataset + .iter() + .map(|x| x.2.values().to_vec()) + .flatten() + .collect(); + let values_range = fitting_range(values.iter()); + + let mut chart = ChartBuilder::on(&upper) + .x_label_area_size(40) + .y_label_area_size(80) + .caption("Ping Boxplot", ("sans-serif", 20).into_font()) + .build_ranged( + values_range.start - 1.0..values_range.end + 1.0, + category.range(), + )?; + + chart + .configure_mesh() + .x_desc("Ping, ms") + .y_desc(category.name()) + .y_labels(category.len()) + .line_style_2(&WHITE) + .draw()?; + + for (label, (values, style, offset)) in &series { + chart + .draw_series(values.iter().map(|x| { + Boxplot::new_horizontal(category.get(&x.0).unwrap(), &x.1) + .width(20) + .whisker_width(0.5) + .style(style) + .offset(*offset) + }))? + .label(label) + .legend(move |(x, y)| Rectangle::new([(x, y - 6), (x + 12, y + 6)], style.filled())); + } + chart + .configure_series_labels() + .position(SeriesLabelPosition::UpperRight) + .background_style(WHITE.filled()) + .border_style(&BLACK.mix(0.5)) + .legend_area_size(22) + .draw()?; + + let drawing_areas = lower.split_evenly((1, 2)); + let (left, right) = (&drawing_areas[0], &drawing_areas[1]); + + let quartiles_a = Quartiles::new(&[ + 6.0, 7.0, 15.9, 36.9, 39.0, 40.0, 41.0, 42.0, 43.0, 47.0, 49.0, + ]); + let quartiles_b = Quartiles::new(&[16.0, 17.0, 50.0, 60.0, 40.2, 41.3, 42.7, 43.3, 47.0]); + let category_ab = Category::new("", vec!["a", "b"]); + let values_range = fitting_range( + quartiles_a + .values() + .iter() + .chain(quartiles_b.values().iter()), + ); + let mut chart = ChartBuilder::on(&left) + .x_label_area_size(40) + .y_label_area_size(40) + .caption("Vertical Boxplot", ("sans-serif", 20).into_font()) + .build_ranged( + category_ab.clone(), + values_range.start - 10.0..values_range.end + 10.0, + )?; + + chart.configure_mesh().line_style_2(&WHITE).draw()?; + chart.draw_series(vec![ + Boxplot::new_vertical(category_ab.get(&"a").unwrap(), &quartiles_a), + Boxplot::new_vertical(category_ab.get(&"b").unwrap(), &quartiles_b), + ])?; + + let mut chart = ChartBuilder::on(&right) + .x_label_area_size(40) + .y_label_area_size(40) + .caption("Horizontal Boxplot", ("sans-serif", 20).into_font()) + .build_ranged(-30f32..90f32, 0..3)?; + + chart.configure_mesh().line_style_2(&WHITE).draw()?; + chart.draw_series(vec![ + Boxplot::new_horizontal(1, &quartiles_a), + Boxplot::new_horizontal(2, &Quartiles::new(&[30])), + ])?; + + Ok(()) +} + +fn get_data() -> String { + String::from( + " + 1.1.1.1 wireless 41.6 + 1.1.1.1 wireless 32.5 + 1.1.1.1 wireless 33.1 + 1.1.1.1 wireless 32.3 + 1.1.1.1 wireless 36.7 + 1.1.1.1 wireless 32.0 + 1.1.1.1 wireless 33.1 + 1.1.1.1 wireless 32.0 + 1.1.1.1 wireless 32.9 + 1.1.1.1 wireless 32.7 + 1.1.1.1 wireless 34.5 + 1.1.1.1 wireless 36.5 + 1.1.1.1 wireless 31.9 + 1.1.1.1 wireless 33.7 + 1.1.1.1 wireless 32.6 + 1.1.1.1 wireless 35.1 + 8.8.8.8 wireless 42.3 + 8.8.8.8 wireless 32.9 + 8.8.8.8 wireless 32.9 + 8.8.8.8 wireless 34.3 + 8.8.8.8 wireless 32.0 + 8.8.8.8 wireless 33.3 + 8.8.8.8 wireless 31.5 + 8.8.8.8 wireless 33.1 + 8.8.8.8 wireless 33.2 + 8.8.8.8 wireless 35.9 + 8.8.8.8 wireless 42.3 + 8.8.8.8 wireless 34.1 + 8.8.8.8 wireless 34.2 + 8.8.8.8 wireless 34.2 + 8.8.8.8 wireless 32.4 + 8.8.8.8 wireless 33.0 + 1.1.1.1 wired 31.8 + 1.1.1.1 wired 28.6 + 1.1.1.1 wired 29.4 + 1.1.1.1 wired 28.8 + 1.1.1.1 wired 28.2 + 1.1.1.1 wired 28.8 + 1.1.1.1 wired 28.4 + 1.1.1.1 wired 28.6 + 1.1.1.1 wired 28.3 + 1.1.1.1 wired 28.5 + 1.1.1.1 wired 28.5 + 1.1.1.1 wired 28.5 + 1.1.1.1 wired 28.4 + 1.1.1.1 wired 28.6 + 1.1.1.1 wired 28.4 + 1.1.1.1 wired 28.9 + 8.8.8.8 wired 33.3 + 8.8.8.8 wired 28.4 + 8.8.8.8 wired 28.7 + 8.8.8.8 wired 29.1 + 8.8.8.8 wired 29.6 + 8.8.8.8 wired 28.9 + 8.8.8.8 wired 28.6 + 8.8.8.8 wired 29.3 + 8.8.8.8 wired 28.6 + 8.8.8.8 wired 29.1 + 8.8.8.8 wired 28.7 + 8.8.8.8 wired 28.3 + 8.8.8.8 wired 28.3 + 8.8.8.8 wired 28.6 + 8.8.8.8 wired 29.4 + 8.8.8.8 wired 33.1 +", + ) +} |