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Apache-2.0

375KB
10K SLoC

charts-rs

中文

charts-rs is a charting library for rust. It's simple and fast.

Crates.io MIT licensed Build status

Overview

charts-rs is simpler way for generating charts, which supports svg and png format and themes: light, dark, grafana, ant, vintage, walden, westeros, chalk and shine. The default theme is light. These charts are supported: Bar, HorizontalBar, Line, Pie, Radar, Scatter, Candlestick, TableHeatmap and MultiChart.

Apache ECharts is popular among Front-end developers, and charts-rs reference it. Developers can generate charts almost the same as Apache ECharts.

Themes

themes

Feature

  • Multiple themes for all charts
  • Load font family from ttf or otf
  • Smooth, fill, mark point and mark line for line chart
  • Multiple legends for all charts, for example: round rect, circle and rect
  • Supports two y axises, which are useful
  • New from json is simple and easy
  • Svg, png, jpeg, webp and avif format support more available scenarios
  • Web json editor to try using more options by one step

Demo

You can try to use the web demo page, it's simple and useful.

Charts Web Demo Page: https://charts.npmtrend.com/

Charts Web Source: https://github.com/vicanso/charts-rs-web

charts-rs

Mix line bar

charts-rs

Horizontal bar

charts-rs

Line

charts-rs

Pie

charts-rs

Radar

charts-rs

Scatter

charts-rs

Candlestick

charts-rs

Table

charts-rs

Heatmap

charts-rs

Multi Chart

charts-rs

Example

New from option

use charts_rs::{
    BarChart, Box, SeriesCategory, THEME_GRAFANA
};
let mut bar_chart = BarChart::new_with_theme(
    vec![
        ("Evaporation", vec![2.0, 4.9, 7.0, 23.2, 25.6, 76.7, 135.6]).into(),
        (
            "Precipitation",
            vec![2.6, 5.9, 9.0, 26.4, 28.7, 70.7, 175.6],
        )
            .into(),
        ("Temperature", vec![2.0, 2.2, 3.3, 4.5, 6.3, 10.2, 20.3]).into(),
    ],
    vec![
        "Mon".to_string(),
        "Tue".to_string(),
        "Wed".to_string(),
        "Thu".to_string(),
        "Fri".to_string(),
        "Sat".to_string(),
        "Sun".to_string(),
    ],
    THEME_GRAFANA,
);
bar_chart.title_text = "Mixed Line and Bar".to_string();
bar_chart.legend_margin = Some(Box {
    top: bar_chart.title_height,
    bottom: 5.0,
    ..Default::default()
});
bar_chart.series_list[2].category = Some(SeriesCategory::Line);
bar_chart.series_list[2].y_axis_index = 1;
bar_chart.series_list[2].label_show = true;

bar_chart
    .y_axis_configs
    .push(bar_chart.y_axis_configs[0].clone());
bar_chart.y_axis_configs[0].axis_formatter = Some("{c} ml".to_string());
bar_chart.y_axis_configs[1].axis_formatter = Some("{c} °C".to_string());

println!("{}", &bar_chart.svg().unwrap());
svg_to_png(&bar_chart.svg().unwrap()).unwrap();

From json

use charts_rs::{BarChart, svg_to_png};
let bar_chart = BarChart::from_json(
    r###"{
        "width": 630,
        "height": 410,
        "margin": {
            "left": 10,
            "top": 5,
            "right": 10
        },
        "title_text": "Bar Chart",
        "title_font_color": "#345",
        "title_align": "right",
        "sub_title_text": "demo",
        "legend_align": "left",
        "series_list": [
            {
                "name": "Email",
                "label_show": true,
                "data": [120.0, 132.0, 101.0, 134.0, 90.0, 230.0, 210.0]
            },
            {
                "name": "Union Ads",
                "data": [220.0, 182.0, 191.0, 234.0, 290.0, 330.0, 310.0]
            }
        ],
        "x_axis_data": [
            "Mon",
            "Tue",
            "Wed",
            "Thu",
            "Fri",
            "Sat",
            "Sun"
        ]
    }"###,
).unwrap();
println!("{}", bar_chart.svg().unwrap());
svg_to_png(&bar_chart.svg().unwrap()).unwrap();

License

This project is licensed under the Apache License 2.0 license.

Dependencies

~5–14MB
~231K SLoC