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Scale chart to terminal size

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This commit is contained in:
Joscha 2023-01-23 13:11:51 +01:00
parent 9818353349
commit d1b33758ce
3 changed files with 23 additions and 12 deletions
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23
src/main.rs
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@ -2,6 +2,7 @@ use std::path::PathBuf;
use clap::Parser;
use git_repository::{objs::tree::EntryMode, traverse::tree::Recorder, Commit, Repository};
use terminal_size::{Height, Width};
use textplots::{Chart, Plot, Shape};
#[derive(Debug, Parser)]
@ -9,10 +10,10 @@ struct Args {
/// Path to a git repository.
#[arg(default_value = ".")]
repo: PathBuf,
#[arg(long, short, default_value_t = 300)]
width: u32,
#[arg(long, short, default_value_t = 150)]
height: u32,
#[arg(long)]
width: Option<u32>,
#[arg(long)]
height: Option<u32>,
}
fn count_lines(repo: &Repository, commit: &Commit) -> anyhow::Result<usize> {
@ -32,6 +33,11 @@ fn count_lines(repo: &Repository, commit: &Commit) -> anyhow::Result<usize> {
fn main() -> anyhow::Result<()> {
let args = Args::parse();
let (Width(width), Height(height)) =
terminal_size::terminal_size().unwrap_or((Width(80), Height(24)));
let width = args.width.unwrap_or(width as u32 - 12) * 2;
let height = args.height.unwrap_or(height as u32 - 6) * 4;
let mut repo = git_repository::discover(args.repo)?;
repo.object_cache_size(Some(100 * 1024 * 1024));
let commit = repo.head_commit()?;
@ -53,14 +59,7 @@ fn main() -> anyhow::Result<()> {
.map(|(i, l)| (i as f32, l as f32))
.collect::<Vec<_>>();
let mut chart = Chart::new_with_y_range(
args.width,
args.height,
0_f32,
xmax as f32,
0_f32,
ymax as f32,
);
let mut chart = Chart::new_with_y_range(width, height, 0_f32, xmax as f32, 0_f32, ymax as f32);
chart.lineplot(&Shape::Lines(&lines)).nice();
Ok(())