React Charts - Crosshair

import React from 'react';

import {

  Chart,

  CommonSeriesSettings,

  Series,

  ArgumentAxis,

  Grid,

  Crosshair,

  Export,

  Legend,

  Point,

  Label,

  Font,

  Title,

  Subtitle,

  Tooltip,

} from 'devextreme-react/chart';

import { energySources, countriesInfo } from './data.js';

​

function App() {

  return (

    <Chart

      id="chart"

      dataSource={countriesInfo}

    >

      <CommonSeriesSettings

        type="spline"

        argumentField="country"

      >

        <Point hoverMode="allArgumentPoints" />

      </CommonSeriesSettings>

      {energySources.map((item) => (

        <Series

          key={item.value}

          valueField={item.value}

          name={item.name}

        />

      ))}

      <ArgumentAxis

        valueMarginsEnabled={false}

        discreteAxisDivisionMode="crossLabels"

      >

        <Grid visible={true} />

      </ArgumentAxis>

      <Crosshair

        enabled={true}

        color="#949494"

        width={3}

        dashStyle="dot"

      >

        <Label

          visible={true}

          backgroundColor="#949494"

        >

          <Font

            color="#fff"

            size={12}

          />

        </Label>

      </Crosshair>

      <Legend

        verticalAlignment="bottom"

        horizontalAlignment="center"

        itemTextPosition="bottom"

      />

      <Title text="Energy Consumption in 2004">

        <Subtitle text="(Millions of Tons, Oil Equivalent)" />

      </Title>

      <Export enabled={true} />

      <Tooltip enabled={true} />

    </Chart>

  );

}

export default App;

​

import React from 'react';

import ReactDOM from 'react-dom';

​

import App from './App.tsx';

​

ReactDOM.render(

  <App />,

  document.getElementById('app'),

);

​

export const energySources = [

  { value: 'hydro', name: 'Hydro-electric' },

  { value: 'oil', name: 'Oil' },

  { value: 'gas', name: 'Natural gas' },

  { value: 'coal', name: 'Coal' },

  { value: 'nuclear', name: 'Nuclear' },

];

​

export const countriesInfo = [{

  country: 'USA',

  hydro: 60.2,

  oil: 974.7,

  gas: 550.5,

  coal: 568.9,

  nuclear: 203.7,

}, {

  country: 'China',

  hydro: 77.8,

  oil: 304.5,

  gas: 35,

  coal: 899,

  nuclear: 10.8,

}, {

  country: 'Russia',

  hydro: 38.5,

  oil: 127.2,

  gas: 349.5,

  coal: 97.2,

  nuclear: 30.5,

}, {

  country: 'Japan',

  hydro: 23.8,

  oil: 227.4,

  gas: 63.2,

  coal: 118.6,

  nuclear: 59.7,

}, {

  country: 'India',

  hydro: 18.7,

  oil: 115.7,

  gas: 30.6,

  coal: 187,

  nuclear: 3.5,

}, {

  country: 'Germany',

  hydro: 6.7,

  oil: 120.5,

  gas: 83.4,

  coal: 86.6,

  nuclear: 35.7,

}];

​

window.exports = window.exports || {};

window.config = {

  transpiler: 'ts',

  typescriptOptions: {

    module: 'system',

    emitDecoratorMetadata: true,

    experimentalDecorators: true,

    jsx: 'react',

  },

  meta: {

    'react': {

      'esModule': true,

    },

    'typescript': {

      'exports': 'ts',

    },

    'devextreme/time_zone_utils.js': {

      'esModule': true,

    },

    'devextreme/localization.js': {

      'esModule': true,

    },

    'devextreme/viz/palette.js': {

      'esModule': true,

    },

    'openai': {

      'esModule': true,

    },

  },

  paths: {

    'npm:': 'https://unpkg.com/',

    'bundles:': 'bundles/',

    'externals:': 'bundles/externals/',

  },

  defaultExtension: 'js',

  map: {

    'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js',

    'typescript': 'npm:typescript@4.2.4/lib/typescript.js',

    'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js',

    'react': 'npm:react@17.0.2/umd/react.development.js',

    'react-dom': 'npm:react-dom@17.0.2/umd/react-dom.development.js',

    'prop-types': 'npm:prop-types/prop-types.js',

    'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js',

    'luxon': 'npm:luxon@3.4.4/build/global/luxon.min.js',

    'es6-object-assign': 'npm:es6-object-assign',

    'devextreme': 'npm:devextreme@24.2.6/cjs',

    'devextreme-react': 'npm:devextreme-react@24.2.6/cjs',

    'devextreme-quill': 'npm:devextreme-quill@1.7.1/dist/dx-quill.min.js',

    'devexpress-diagram': 'npm:devexpress-diagram@2.2.15/dist/dx-diagram.js',

    'devexpress-gantt': 'npm:devexpress-gantt@4.1.60/dist/dx-gantt.js',

    '@devextreme/runtime': 'npm:@devextreme/runtime@3.0.12',

    'inferno': 'npm:inferno@7.4.11/dist/inferno.min.js',

    'inferno-compat': 'npm:inferno-compat/dist/inferno-compat.min.js',

    'inferno-create-element': 'npm:inferno-create-element@7.4.11/dist/inferno-create-element.min.js',

    'inferno-dom': 'npm:inferno-dom/dist/inferno-dom.min.js',

    'inferno-hydrate': 'npm:inferno-hydrate/dist/inferno-hydrate.min.js',

    'inferno-clone-vnode': 'npm:inferno-clone-vnode/dist/inferno-clone-vnode.min.js',

    'inferno-create-class': 'npm:inferno-create-class/dist/inferno-create-class.min.js',

    'inferno-extras': 'npm:inferno-extras/dist/inferno-extras.min.js',

    'devextreme-cldr-data': 'npm:devextreme-cldr-data@1.0.3',

    // SystemJS plugins

    'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js',

    'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js',

    // Prettier

    'prettier/standalone': 'npm:prettier@2.8.8/standalone.js',

    'prettier/parser-html': 'npm:prettier@2.8.8/parser-html.js',

  },

  packages: {

    'devextreme': {

      defaultExtension: 'js',

    },

    'devextreme-react': {

      main: 'index.js',

    },

    'devextreme/events/utils': {

      main: 'index',

    },

    'devextreme/common/core/events/utils': {

      main: 'index',

    },

    'devextreme/localization/messages': {

      format: 'json',

      defaultExtension: 'json',

    },

    'devextreme/events': {

      main: 'index',

    },

    'es6-object-assign': {

      main: './index.js',

      defaultExtension: 'js',

    },

  },

  packageConfigPaths: [

    'npm:@devextreme/*/package.json',

    'npm:@devextreme/runtime@3.0.12/inferno/package.json',

  ],

  babelOptions: {

    sourceMaps: false,

    stage0: true,

    react: true,

  },

};

System.config(window.config);

​

import React from 'react';

import ReactDOM from 'react-dom';

import App from './App.js';

​

ReactDOM.render(<App />, document.getElementById('app'));

​

export const energySources = [

  { value: 'hydro', name: 'Hydro-electric' },

  { value: 'oil', name: 'Oil' },

  { value: 'gas', name: 'Natural gas' },

  { value: 'coal', name: 'Coal' },

  { value: 'nuclear', name: 'Nuclear' },

];

export const countriesInfo = [

  {

    country: 'USA',

    hydro: 60.2,

    oil: 974.7,

    gas: 550.5,

    coal: 568.9,

    nuclear: 203.7,

  },

  {

    country: 'China',

    hydro: 77.8,

    oil: 304.5,

    gas: 35,

    coal: 899,

    nuclear: 10.8,

  },

  {

    country: 'Russia',

    hydro: 38.5,

    oil: 127.2,

    gas: 349.5,

    coal: 97.2,

    nuclear: 30.5,

  },

  {

    country: 'Japan',

    hydro: 23.8,

    oil: 227.4,

    gas: 63.2,

    coal: 118.6,

    nuclear: 59.7,

  },

  {

    country: 'India',

    hydro: 18.7,

    oil: 115.7,

    gas: 30.6,

    coal: 187,

    nuclear: 3.5,

  },

  {

    country: 'Germany',

    hydro: 6.7,

    oil: 120.5,

    gas: 83.4,

    coal: 86.6,

    nuclear: 35.7,

  },

];

​

<!DOCTYPE html>

<html lang="en">

  <head>↔</head>

​

  <body class="dx-viewport">

    <div class="demo-container">

      <div id="app"></div>

    </div>

  </body>

</html>

​

#chart {

  height: 440px;

}

​