# Custom data labels (Bar example)

> WestCoast Charts 1.1.5, release, public Core release, on npm. HTML: https://westcoast-charts.com/gallery/bar/bar-with-custom-data-labels/ · Index for agents: https://westcoast-charts.com/llms.txt

Category names written inside the bars, axis labels hidden.

- Chart type: `bar` (Bar)
- Collection: Bar · Bar
- Raw configuration: https://westcoast-charts.com/gallery-src/bar/bar-with-custom-data-labels.js
- Standalone example: https://westcoast-charts.com/embed/samples/wcc/gallery/bar/bar-with-custom-data-labels.html

## Setup

```js
import WestCoastCharts from 'west-coast-charts'
```

## Options

```js
const options = {
  chart: {
    height: 380,
    fontFamily: "Inter, Geist, \"IBM Plex Sans\", system-ui, sans-serif",
    type: "bar",
    toolbar: {
      show: false
    }
  },
  series: [
    {
      name: "Leads",
      data: [775, 699, 697, 587, 556, 436, 156]
    }
  ],
  xaxis: {
    categories: ["Search", "Direct", "Newsletter", "Social", "Partners", "Podcasts", "Events"]
  },
  yaxis: {
    labels: {
      show: false
    }
  },
  plotOptions: {
    bar: {
      horizontal: true,
      barHeight: "80%",
      distributed: true,
      dataLabels: {
        position: "bottom"
      }
    }
  },
  legend: {
    show: false
  },
  dataLabels: {
    enabled: true,
    textAnchor: "start",
    style: {
      colors: ["#fff"]
    },
    formatter: (v, o) => o.w.globals.labels[o.dataPointIndex] + ':  ' + v,
    offsetX: 0
  },
  title: {
    text: "Leads by source"
  },
  theme: {
    mode: "light",
    preset: "coastal"
  }
}

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

## Verify

- Text check (Library 1.1.5): load `west-coast-charts/agent/describe` and call `chart.describe({ format: "json" })` for the actual drawn state. The live reader is on this example’s HTML page.
- Command line (Public agent tools 0.2.3, tested with Library 1.1.5; available from the versioned GitHub release and npm, https://westcoast-charts.com/docs/cli/index.md): `wcc chart export bar-bar-with-custom-data-labels.json --out bar-bar-with-custom-data-labels.svg --with-table` (save the options above as JSON first)