React Charts - Strips

import React from 'react';

import {

  Chart,

  Series,

  Strip,

  StripStyle,

  Legend,

  ValueAxis,

  Label,

  Font,

  Export,

} from 'devextreme-react/chart';

import { temperaturesData, lowAverage, highAverage } from './data.js';

​

const highAverageColor = '#ff9b52';

const lowAverageColor = '#6199e6';

function customizePoint(arg) {

  if (arg.value > highAverage) {

    return { color: highAverageColor };

  }

  if (arg.value < lowAverage) {

    return { color: lowAverageColor };

  }

  return null;

}

function customizeLabel(arg) {

  if (arg.value > highAverage) {

    return getLabelsSettings(highAverageColor);

  }

  if (arg.value < lowAverage) {

    return getLabelsSettings(lowAverageColor);

  }

  return null;

}

function getLabelsSettings(backgroundColor) {

  return {

    visible: true,

    backgroundColor,

    customizeText,

  };

}

function customizeText(arg) {

  return `${arg.valueText}&#176F`;

}

function App() {

  return (

    <Chart

      id="chart"

      title="Temperature (high) in September, °F"

      dataSource={temperaturesData}

      customizePoint={customizePoint}

      customizeLabel={customizeLabel}

    >

      <Series

        argumentField="day"

        valueField="temperature"

        type="spline"

        color="#a3aaaa"

      />

      <ValueAxis>

        <Label customizeText={customizeText} />

        <Strip

          startValue={highAverage}

          color="rgba(255,155,85,0.15)"

        >

          <Label text="Above average high">

            <Font color={highAverageColor} />

          </Label>

        </Strip>

        <Strip

          endValue={lowAverage}

          color="rgba(97,153,230,0.10)"

        >

          <Label text="Below average low">

            <Font color={lowAverageColor} />

          </Label>

        </Strip>

        <StripStyle>

          <Label>

            <Font

              weight={500}

              size="14"

            />

          </Label>

        </StripStyle>

      </ValueAxis>

      <Legend visible={false} />

      <Export enabled />

    </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 temperaturesData = [

  { temperature: 52, day: '1' },

  { temperature: 57, day: '2' },

  { temperature: 58, day: '3' },

  { temperature: 56, day: '4' },

  { temperature: 59, day: '5' },

  { temperature: 59, day: '6' },

  { temperature: 56, day: '7' },

  { temperature: 62, day: '8' },

  { temperature: 57, day: '9' },

  { temperature: 54, day: '10' },

  { temperature: 52, day: '11' },

  { temperature: 58, day: '12' },

  { temperature: 53, day: '13' },

  { temperature: 54, day: '14' },

  { temperature: 57, day: '15' },

  { temperature: 61, day: '16' },

  { temperature: 58, day: '17' },

  { temperature: 63, day: '18' },

  { temperature: 64, day: '19' },

  { temperature: 52, day: '20' },

];

​

export const highAverage = 60.8;

export const lowAverage = 53;

​

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 temperaturesData = [

  { temperature: 52, day: '1' },

  { temperature: 57, day: '2' },

  { temperature: 58, day: '3' },

  { temperature: 56, day: '4' },

  { temperature: 59, day: '5' },

  { temperature: 59, day: '6' },

  { temperature: 56, day: '7' },

  { temperature: 62, day: '8' },

  { temperature: 57, day: '9' },

  { temperature: 54, day: '10' },

  { temperature: 52, day: '11' },

  { temperature: 58, day: '12' },

  { temperature: 53, day: '13' },

  { temperature: 54, day: '14' },

  { temperature: 57, day: '15' },

  { temperature: 61, day: '16' },

  { temperature: 58, day: '17' },

  { temperature: 63, day: '18' },

  { temperature: 64, day: '19' },

  { temperature: 52, day: '20' },

];

export const highAverage = 60.8;

export const lowAverage = 53;

​

<!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;

}

​