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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 02:49:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 02:49:50 +0000 |
commit | 9835e2ae736235810b4ea1c162ca5e65c547e770 (patch) | |
tree | 3fcebf40ed70e581d776a8a4c65923e8ec20e026 /vendor/plotters/examples/nested_coord.rs | |
parent | Releasing progress-linux version 1.70.0+dfsg2-1~progress7.99u1. (diff) | |
download | rustc-9835e2ae736235810b4ea1c162ca5e65c547e770.tar.xz rustc-9835e2ae736235810b4ea1c162ca5e65c547e770.zip |
Merging upstream version 1.71.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/plotters/examples/nested_coord.rs')
-rw-r--r-- | vendor/plotters/examples/nested_coord.rs | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/vendor/plotters/examples/nested_coord.rs b/vendor/plotters/examples/nested_coord.rs new file mode 100644 index 000000000..b70010148 --- /dev/null +++ b/vendor/plotters/examples/nested_coord.rs @@ -0,0 +1,47 @@ +use plotters::prelude::*; +const OUT_FILE_NAME: &'static str = "plotters-doc-data/nested_coord.png"; +fn main() -> Result<(), Box<dyn std::error::Error>> { + let root = BitMapBackend::new(OUT_FILE_NAME, (640, 480)).into_drawing_area(); + + root.fill(&WHITE)?; + + let mut chart = ChartBuilder::on(&root) + .x_label_area_size(35) + .y_label_area_size(40) + .margin(5) + .caption("Nested Coord", ("sans-serif", 50.0)) + .build_cartesian_2d( + ["Linear", "Quadratic"].nested_coord(|_| 0.0..10.0), + 0.0..10.0, + )?; + + chart + .configure_mesh() + .disable_mesh() + .axis_desc_style(("sans-serif", 15)) + .draw()?; + + chart.draw_series(LineSeries::new( + (0..10) + .map(|x| x as f64 / 1.0) + .map(|x| ((&"Linear", x).into(), x)), + &RED, + ))?; + + chart.draw_series(LineSeries::new( + (0..10) + .map(|x| x as f64 / 1.0) + .map(|x| ((&"Quadratic", x).into(), x * x / 10.0)), + &RED, + ))?; + + // To avoid the IO failure being ignored silently, we manually call the present function + root.present().expect("Unable to write result to file, please make sure 'plotters-doc-data' dir exists under current dir"); + println!("Result has been saved to {}", OUT_FILE_NAME); + + Ok(()) +} +#[test] +fn entry_point() { + main().unwrap() +} |