Removed old code that I was using as reference

plotterstest/src/main.rs

@@ -173,7 +173,7 @@ fn main() {
         .unwrap();
 
     let pos = Pos::new(HPos::Left, VPos::Bottom);
-    let x_label_style = TextStyle::from(("sans-serif", 9).into_font())
+    let x_label_style = TextStyle::from(("Ubuntu Medium", 10).into_font())
         .pos(pos)
         .transform(FontTransform::Rotate90);
     chart
@@ -217,43 +217,3 @@ fn main() {
 
     root.present().unwrap();
 }
-
-// use plotters::prelude::*;
-// const OUT_FILE_NAME: &'static str = "histogram.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("Histogram Test", ("sans-serif", 50.0))
-//         .build_cartesian_2d((0u32..10u32).into_segmented(), 0u32..10u32)?;
-
-//     chart
-//         .configure_mesh()
-//         .disable_x_mesh()
-//         .bold_line_style(&WHITE.mix(0.3))
-//         .y_desc("Time(secs)")
-//         .x_desc("Case")
-//         .axis_desc_style(("sans-serif", 15))
-//         .draw()?;
-
-//     let data = [
-//         0u32, 1, 1, 1, 4, 2, 5, 7, 8, 6, 4, 2, 1, 8, 3, 3, 3, 4, 4, 3, 3, 3,
-//     ];
-
-//     chart.draw_series(
-//         Histogram::vertical(&chart)
-//             .style(RED.mix(0.5).filled())
-//             .data(data.iter().map(|x: &u32| (*x, 1))),
-//     )?;
-
-//     // 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(())
-// }