Circular Sankey

A material loop: recycled material flows back into production.

Why it matters loops are routed below the diagram with lanes that never cross the nodes; with cycles: "error" (default) a loop is reported instead of drawn wrong

Chart type: Sankey sankey
Tier: Premium
Collection: Sankey
Render: Live, site theme

View .md Agent setup

LIVE/sankey/circular-sankey3 of 23 in Sankey

Open the chart without page chrome ↗Drawing width at least 900 px. Scroll within the chart on smaller screens.

Configuration

Raw Standalone

const options = {
  chart: {
    height: 400,
    toolbar: {
      show: false
    },
    type: "sankey"
  },
  series: [
    {
      data: [
        ["Raw material", "Production", 70],
        ["Production", "Products", 84],
        ["Products", "Use", 84],
        ["Use", "Landfill", 28],
        ["Use", "Collection", 56],
        ["Collection", "Recycling", 47],
        ["Collection", "Landfill", 9],
        ["Recycling", "Production", 14],
        ["Recycling", "Products", 33]
      ]
    }
  ],
  plotOptions: {
    sankey: {
      cycles: "circular",
      nodeAlign: "left"
    }
  },
  theme: {
    mode: "light",
    preset: "coastal"
  }
}

const chart = new WestCoastCharts(document.querySelector('#chart'), options)
chart.render()

01 · Speccomplete, runnable

import WestCoastCharts from 'west-coast-charts'
import types from 'west-coast-charts/types'
import premium from 'west-coast-charts/premium'

WestCoastCharts.use(types).use(premium)
const WestCoastChartsPremium = premium
WestCoastCharts.setLicenseKey(LICENCE_KEY) // paid production licence; localhost evaluation needs no key

const options = {
  chart: {
    height: 400,
    toolbar: {
      show: false
    },
    type: "sankey"
  },
  series: [
    {
      data: [
        ["Raw material", "Production", 70],
        ["Production", "Products", 84],
        ["Products", "Use", 84],
        ["Use", "Landfill", 28],
        ["Use", "Collection", 56],
        ["Collection", "Recycling", 47],
        ["Collection", "Landfill", 9],
        ["Recycling", "Production", 14],
        ["Recycling", "Products", 33]
      ]
    }
  ],
  plotOptions: {
    sankey: {
      cycles: "circular",
      nodeAlign: "left"
    }
  },
  theme: {
    mode: "light",
    preset: "coastal"
  }
}

const chart = new WestCoastCharts(document.querySelector('#chart'), options)
await chart.render()

02 · Rendered state

Waiting for the chart.

Open Data & agent view to read this chart through chart.describe().

Read from the running library through its optional agent/describe module. Text, table and JSON share the same snapshot. Demo data only.

03 · CLIPublic tools

$ wcc chart export sankey-circular-sankey.json --out sankey-circular-sankey.svg --with-table

Public agent tools 0.2.3, tested with Library 1.1.5; available from the versioned GitHub release and npm. Save a JSON spec first and check the loaded runtime and supported modules before rendering. Command reference

04 · Markdown/gallery/sankey/circular-sankey/index.md

Loading /gallery/sankey/circular-sankey/index.md …

This example uses Premium modules. Compare licences · Embedding in a distributed product?