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React Charts - Selection

This demo illustrates the use of the pointClick callback function to implement selection in the Chart component. The selectionMode of the series is set to «allArgumentPoints», which means that when a user selects a point, other points with the same argument also become selected.

Backend API
import React from 'react'; import Chart, { CommonSeriesSettings, Series, Label, Format, ValueAxis, Legend, Export, } from 'devextreme-react/chart'; import { exportData } from './data.ts'; function onPointClick({ target: point }) { point.select(); } function onLegendClick({ target: series }) { if (series.isVisible()) { series.hide(); } else { series.show(); } } function App() { return ( <Chart id="chart" dataSource={exportData} rotated={true} onPointClick={onPointClick} onLegendClick={onLegendClick} title="Economy - Export Change" > <CommonSeriesSettings argumentField="country" type="bar" hoverMode="allArgumentPoints" selectionMode="allArgumentPoints" > <Label visible={true}> <Format precision={1} type="percent" /> </Label> </CommonSeriesSettings> <Series valueField="year2007" name="2007 - 2008" /> <Series valueField="year2008" name="2008 - 2009" /> <ValueAxis> <Label> <Format precision={1} type="percent" /> </Label> </ValueAxis> <Legend verticalAlignment="bottom" horizontalAlignment="center" /> <Export enabled={true} /> </Chart> ); } export default App;
import React from 'react'; import Chart, { CommonSeriesSettings, Series, Label, Format, ValueAxis, Legend, Export, } from 'devextreme-react/chart'; import { exportData } from './data.js'; function onPointClick({ target: point }) { point.select(); } function onLegendClick({ target: series }) { if (series.isVisible()) { series.hide(); } else { series.show(); } } function App() { return ( <Chart id="chart" dataSource={exportData} rotated={true} onPointClick={onPointClick} onLegendClick={onLegendClick} title="Economy - Export Change" > <CommonSeriesSettings argumentField="country" type="bar" hoverMode="allArgumentPoints" selectionMode="allArgumentPoints" > <Label visible={true}> <Format precision={1} type="percent" /> </Label> </CommonSeriesSettings> <Series valueField="year2007" name="2007 - 2008" /> <Series valueField="year2008" name="2008 - 2009" /> <ValueAxis> <Label> <Format precision={1} type="percent" /> </Label> </ValueAxis> <Legend verticalAlignment="bottom" horizontalAlignment="center" /> <Export 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 exportData = [{ country: 'China', year2007: 0.18265, year2008: -0.16682, }, { country: 'Germany', year2007: 0.10467, year2008: -0.20165, }, { country: 'United States', year2007: 0.1232, year2008: -0.17994, }, { country: 'Japan', year2007: 0.10868, year2008: -0.25622, }, { country: 'France', year2007: 0.09526, year2008: -0.23631, }, { country: 'Netherlands', year2007: 0.14402, year2008: -0.21923, }];
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, }, }, paths: { 'npm:': 'https://unpkg.com/', }, defaultExtension: 'js', map: { 'ts': 'npm:plugin-typescript@4.2.4/lib/plugin.js', 'typescript': 'npm:typescript@4.2.4/lib/typescript.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@15.8.1/prop-types.js', 'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js', 'luxon': 'npm:luxon@1.28.1/build/global/luxon.min.js', 'es6-object-assign': 'npm:es6-object-assign@1.1.0', 'devextreme': 'npm:devextreme@24.1.6/cjs', 'devextreme-react': 'npm:devextreme-react@24.1.6/cjs', 'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js', 'devextreme-quill': 'npm:devextreme-quill@1.7.1/dist/dx-quill.min.js', 'devexpress-diagram': 'npm:devexpress-diagram@2.2.11/dist/dx-diagram.js', 'devexpress-gantt': 'npm:devexpress-gantt@4.1.56/dist/dx-gantt.js', '@devextreme/runtime': 'npm:@devextreme/runtime@3.0.13', '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@7.4.11/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/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@3.0.13/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 exportData = [ { country: 'China', year2007: 0.18265, year2008: -0.16682, }, { country: 'Germany', year2007: 0.10467, year2008: -0.20165, }, { country: 'United States', year2007: 0.1232, year2008: -0.17994, }, { country: 'Japan', year2007: 0.10868, year2008: -0.25622, }, { country: 'France', year2007: 0.09526, year2008: -0.23631, }, { country: 'Netherlands', year2007: 0.14402, year2008: -0.21923, }, ];
<!DOCTYPE html> <html lang="en"> <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/24.1.6/css/dx.light.css" /> <link rel="stylesheet" type="text/css" href="styles.css" /> <script src="https://unpkg.com/core-js@2.6.12/client/shim.min.js"></script> <script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script> <script type="text/javascript" src="config.js"></script> <script type="text/javascript"> System.import("./index.tsx"); </script> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="app"></div> </div> </body> </html>
#chart { height: 440px; }