Customize the content of tooltip

by Wei Lin Chen

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.8.24/browser.js"></script>
<script src="https://npmcdn.com/[email protected]/dist/react-with-addons.min.js"></script>
<script src="https://npmcdn.com/[email protected]/dist/react-dom.min.js"></script>
<script src="https://npmcdn.com/prop-types/prop-types.min.js"></script>
<script src="https://npmcdn.com/recharts/umd/Recharts.min.js"></script>
<div id="container">
    <!-- This element's contents will be replaced with your component. -->
</div>

CSS

body {
  margin: 0;
}
#container {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  padding: 10px;
  width: 800px;
  height: 800px;
  background-color: #fff;
}

Babel + JSX

const {PropTypes} = React;
const {BarChart, Bar, XAxis, YAxis, CartesianGrid, Tooltip, Legend} = Recharts;
const data = [
      {name: 'Page A', uv: 4000, pv: 2400, amt: 2400},
      {name: 'Page B', uv: 3000, pv: 1398, amt: 2210},
      {name: 'Page C', uv: 2000, pv: 9800, amt: 2290},
      {name: 'Page D', uv: 2780, pv: 3908, amt: 2000},
      {name: 'Page E', uv: 1890, pv: 4800, amt: 2181},
      {name: 'Page F', uv: 2390, pv: 3800, amt: 2500},
      {name: 'Page G', uv: 3490, pv: 4300, amt: 2100},
];

const CustomTooltip  = React.createClass({
  propTypes: {
    type: PropTypes.string,
    payload: PropTypes.array,
    label: PropTypes.string,
  },

  getIntroOfPage(label) {
    if (label === 'Page A') {
      return "Page A is about men's clothing";
    } else if (label === 'Page B') {
      return "Page B is about women's dress";
    } else if (label === 'Page C') {
      return "Page C is about women's bag";
    } else if (label === 'Page D') {
      return "Page D is about household goods";
    } else if (label === 'Page E') {
      return "Page E is about food";
    } else if (label === 'Page F') {
      return "Page F is about baby food";
    }
  },

  render() {
    const { active } = this.props;

    if (active) {
      const { payload, label } = this.props;
      return (
        <div className="custom-tooltip">
          <p className="label">{`${label} : ${payload[0].value}`}</p>
          <p className="intro">{this.getIntroOfPage(label)}</p>
          <p className="desc">Anything you want can be displayed here.</p>
        </div>
      );
    }

    return null;
  }
});

const SimpleBarChart = React.createClass({
  const myF = 
       (value, name, props) => ( return "formatted value" );
	render () {
  	return (
    	<BarChart
      margin={{
            top: 58, right: 30, left: 20, bottom: 5,
          }}
      
      width={600} height={300} data={data}
            margin={{top: 5, right: 30, left: 20, bottom: 5}}>
       <CartesianGrid...