Crate tui_piechart 

tui-piechart

A customizable pie chart widget for Ratatui TUI applications.

Features

• 🥧 Simple pie chart with customizable slices
• 🎨 Customizable colors for each slice
• 🔤 Labels and percentages
• 📊 Legend support
• 📦 Optional block wrapper
• ✨ Custom symbols for pie chart and legend
• ⚡ Zero-cost abstractions

Examples

Basic usage:

use ratatui::style::Color;
use tui_piechart::{PieChart, PieSlice};

let slices = vec![
    PieSlice::new("Rust", 45.0, Color::Red),
    PieSlice::new("Go", 30.0, Color::Blue),
    PieSlice::new("Python", 25.0, Color::Green),
];
let piechart = PieChart::new(slices);

With custom styling:

use ratatui::style::{Color, Style};
use tui_piechart::{PieChart, PieSlice};

let slices = vec![
    PieSlice::new("Rust", 45.0, Color::Red),
    PieSlice::new("Go", 30.0, Color::Blue),
];
let piechart = PieChart::new(slices)
    .style(Style::default())
    .show_legend(true)
    .show_percentages(true);

With custom symbols:

use ratatui::style::Color;
use tui_piechart::{PieChart, PieSlice, symbols};

let slices = vec![
    PieSlice::new("Rust", 45.0, Color::Red),
    PieSlice::new("Go", 30.0, Color::Blue),
];

// Use predefined symbols
let piechart = PieChart::new(slices.clone())
    .pie_char(symbols::PIE_CHAR_BLOCK)
    .legend_marker(symbols::LEGEND_MARKER_CIRCLE);

// Or use any custom characters
let piechart = PieChart::new(slices)
    .pie_char('█')
    .legend_marker("→");

Modules

symbols

Symbols for pie chart widget

Structs

PieChart

A widget that displays a pie chart.

PieSlice

A slice of the pie chart representing a portion of data.

Enums

Resolution

Rendering resolution mode for pie charts.