Chart.js

Less than 1 minute

Add chart.js support to the Markdown files in your VuePress site.

Settings

Install chart.js in your project:

pnpm

pnpm add -D chart.js

yarn

yarn add -D chart.js

npm

npm i -D chart.js

Then enabling via:

import { defineUserConfig } from "vuepress";
import { hopeTheme } from "vuepress-theme-hope";

export default defineUserConfig({
  theme: hopeTheme({
    markdown: {
      chartjs: true,
    },
  }),
});

Syntax

::: chartjs Title

```json
{
  // Your chart config here.
}
```

:::

js and javascript code block is also supported, and you are expected to assign your export object to module.exports.

Demo

A bar chart

::: chartjs A bar chart

```json
{
  "type": "bar",
  "data": {
    "labels": ["Red", "Blue", "Yellow", "Green", "Purple", "Orange"],
    "datasets": [
      {
        "label": "# of Votes",
        "data": [12, 19, 3, 5, 2, 3],
        "backgroundColor": [
          "rgba(255, 99, 132, 0.2)",
          "rgba(54, 162, 235, 0.2)",
          "rgba(255, 206, 86, 0.2)",
          "rgba(75, 192, 192, 0.2)",
          "rgba(153, 102, 255, 0.2)",
          "rgba(255, 159, 64, 0.2)"
        ],
        "borderColor": [
          "rgba(255, 99, 132, 1)",
          "rgba(54, 162, 235, 1)",
          "rgba(255, 206, 86, 1)",
          "rgba(75, 192, 192, 1)",
          "rgba(153, 102, 255, 1)",
          "rgba(255, 159, 64, 1)"
        ],
        "borderWidth": 1
      }
    ]
  },
  "options": {
    "scales": {
      "y": {
        "beginAtZero": true
      }
    }
  }
}
```

:::

A Bubble Chart

::: chartjs A Bubble Chart

```json
{
  "type": "bubble",
  "data": {
    "datasets": [
      {
        "label": "First Dataset",
        "data": [
          { "x": 20, "y": 30, "r": 15 },
          { "x": 40, "y": 10, "r": 10 }
        ],
        "backgroundColor": "rgb(255, 99, 132)"
      }
    ]
  }
}
```

:::

A Line Chart

::: chartjs A Line Chart

```json
{
  "type": "line",
  "data": {
    "labels": ["January", "February", "March", "April", "May", "June", "July"],
    "datasets": [
      {
        "label": "My First Dataset",
        "data": [65, 59, 80, 81, 56, 55, 40],
        "fill": false,
        "borderColor": "rgb(75, 192, 192)",
        "tension": 0.1
      }
    ]
  }
}
```

:::

A Polar Area Chart

::: chartjs A Polar Area Chart

```json
{
  "type": "polarArea",
  "data": {
    "labels": ["Red", "Green", "Yellow", "Grey", "Blue"],
    "datasets": [
      {
        "label": "My First Dataset",
        "data": [11, 16, 7, 3, 14],
        "backgroundColor": [
          "rgb(255, 99, 132)",
          "rgb(75, 192, 192)",
          "rgb(255, 205, 86)",
          "rgb(201, 203, 207)",
          "rgb(54, 162, 235)"
        ]
      }
    ]
  }
}
```

:::

A Radar Chart

::: chartjs A Radar Chart

```json
{
  "type": "radar",
  "data": {
    "labels": [
      "Eating",
      "Drinking",
      "Sleeping",
      "Designing",
      "Coding",
      "Cycling",
      "Running"
    ],
    "datasets": [
      {
        "label": "My First Dataset",
        "data": [65, 59, 90, 81, 56, 55, 40],
        "fill": true,
        "backgroundColor": "rgba(255, 99, 132, 0.2)",
        "borderColor": "rgb(255, 99, 132)",
        "pointBackgroundColor": "rgb(255, 99, 132)",
        "pointBorderColor": "#fff",
        "pointHoverBackgroundColor": "#fff",
        "pointHoverBorderColor": "rgb(255, 99, 132)"
      },
      {
        "label": "My Second Dataset",
        "data": [28, 48, 40, 19, 96, 27, 100],
        "fill": true,
        "backgroundColor": "rgba(54, 162, 235, 0.2)",
        "borderColor": "rgb(54, 162, 235)",
        "pointBackgroundColor": "rgb(54, 162, 235)",
        "pointBorderColor": "#fff",
        "pointHoverBackgroundColor": "#fff",
        "pointHoverBorderColor": "rgb(54, 162, 235)"
      }
    ]
  },
  "options": {
    "elements": {
      "line": {
        "borderWidth": 3
      }
    }
  }
}
```

:::

A Scatter Chart

::: chartjs A Scatter Chart

```json
{
  "type": "scatter",
  "data": {
    "datasets": [
      {
        "label": "Scatter Dataset",
        "data": [
          { "x": -10, "y": 0 },
          { "x": 0, "y": 10 },
          { "x": 10, "y": 5 },
          { "x": 0.5, "y": 5.5 }
        ],
        "backgroundColor": "rgb(255, 99, 132)"
      }
    ]
  },
  "options": {
    "scales": {
      "x": {
        "type": "linear",
        "position": "bottom"
      }
    }
  }
}
```

:::

Docs

For details, please see Chart.js Docs.