Turned Labels in React

import React from 'react'
import ReactApexChart from 'react-apexcharts'
import './styles.css'

import 'apexcharts/icicle'

const ApexChart = () => {
  const [state, setState] = React.useState({
    series: [
      {
        data: [
          {
            x: 'src',
            children: [
              {
                x: 'charts',
                children: [
                  {
                    x: 'bar',
                    children: [
                      { x: 'stacked', y: 42 },
                      { x: 'range', y: 28 },
                      { x: 'radius', y: 16 },
                    ],
                  },
                  {
                    x: 'line',
                    children: [
                      { x: 'area', y: 34 },
                      { x: 'paths', y: 22 },
                    ],
                  },
                  {
                    x: 'pie',
                    children: [
                      { x: 'arcs', y: 26 },
                      { x: 'donut', y: 18 },
                    ],
                  },
                  { x: 'common', y: 30 },
                ],
              },
              {
                x: 'modules',
                children: [
                  {
                    x: 'axes',
                    children: [
                      { x: 'xaxis', y: 30 },
                      { x: 'yaxis', y: 28 },
                      { x: 'grid', y: 20 },
                    ],
                  },
                  {
                    x: 'tooltip',
                    children: [
                      { x: 'labels', y: 24 },
                      { x: 'utils', y: 14 },
                    ],
                  },
                  { x: 'legend', y: 26 },
                  { x: 'anim', y: 34 },
                ],
              },
              {
                x: 'utils',
                children: [
                  { x: 'dates', y: 22 },
                  { x: 'colors', y: 16 },
                  { x: 'dom', y: 14 },
                ],
              },
              {
                x: 'svg',
                children: [
                  { x: 'paths', y: 20 },
                  { x: 'math', y: 12 },
                ],
              },
              { x: 'assets', y: 24 },
            ],
          },
        ],
      },
    ],
    options: {
      chart: {
        type: 'icicle',
        height: 460,
      },
      // The library's own palette, lightened: a turned label sits INSIDE its cell
      // on every level, so the fills have to stay light enough to read dark text
      // against, all the way down. The fifth is a steel blue rather than the
      // palette's violet, which goes muddy once it is tinted this far.
      colors: ['#7CC6F0', '#6FD7C1', '#FFC46B', '#F09BA0', '#9AAEC8'],
      title: {
        text: 'Bundle size by source folder',
        align: 'left',
      },
      subtitle: {
        text: 'Every label turned a quarter turn, which suits short names and a deep tree.',
        align: 'left',
      },
      plotOptions: {
        icicle: {
          // Turn EVERY label, rather than only the ones that would be clipped flat.
          // A turned label reads across the band thickness, so this suits short
          // names: with long ones, 'auto' keeps more of them on screen.
          dataLabels: {
            rotate: 'always',
            minSizeToShow: 14,
            style: {
              fontSize: '11px',
              colors: ['#44403C'],
            },
          },
        },
      },
      stroke: {
        width: 1,
        colors: ['#fff'],
      },
    },
  })

  return (
    <div>
      <div id="chart">
        <ReactApexChart
          options={state.options}
          series={state.series}
          type="icicle"
          height={460}
        />
      </div>
    </div>
  )
}

export default ApexChart