Multiple Pie Charts (React)

This sample shows how to create multiple FlexPie charts based on the same data source.

To create multiple pie charts, just specify several comma-separated properties in FlexPie.binding.

Learn about FlexChart | FlexPie API Reference

This example uses React.

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './app.css'; // import * as React from 'react'; import * as ReactDOM from 'react-dom'; import * as chart from '@grapecity/wijmo.chart'; import * as wjInput from '@grapecity/wijmo.react.input'; import * as wjChart from '@grapecity/wijmo.react.chart'; import { getData } from './data'; // class App extends React.Component { constructor(props) { super(props); this.initPie = (sender) => { this.pieChart = sender; sender.dataLabel.content = "{value}%"; }; this.state = { data: getData(), titles: ['Q1', 'Q2', 'Q3', 'Q4'], palette: ['rgba(136, 189, 230, 1)', 'rgba(251, 178, 88,1)', 'rgba(144, 205, 151, 1)', 'rgba(246, 170, 201, 1)', 'rgba(191, 165, 84, 1)', 'rgba(188, 153, 199, 1)'], chartsPerLine: 0 }; this.onValueChanged = this.onValueChanged.bind(this); } render() { return <div className="container-fluid"> <label htmlFor="chartsPerLine">Charts Per Line: </label> <wjInput.InputNumber id="chartsPerLine" value={this.state.chartsPerLine} valueChanged={this.onValueChanged} min={0} max={4} step={1} format="n0"> </wjInput.InputNumber> <wjChart.FlexPie header="Market Share By Quarter 2017" bindingName="brand" binding="2017Q1,2017Q2,2017Q3,2017Q4" chartsPerLine={this.state.chartsPerLine} initialized={this.initPie} itemsSource={this.state.data} titles={this.state.titles} palette={this.state.palette}> <wjChart.FlexPieDataLabel position="Inside"></wjChart.FlexPieDataLabel> <wjChart.FlexChartLegend position="Bottom"></wjChart.FlexChartLegend> </wjChart.FlexPie> </div>; } onValueChanged(sender) { this.setState({ chartsPerLine: sender.value }); this.pieChart.dataLabel.position = sender.value == 1 ? chart.PieLabelPosition.None : chart.PieLabelPosition.Inside; } } ReactDOM.render(<App />, document.getElementById('app'));
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo FlexChart Multiple Pie Charts</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div id="app"></div> </body> </html>
body { margin-bottom: 24px; } .wj-flexchart .wj-data-labels .wj-data-label { font-size: 10pt; fill: white; } .wj-flexchart .wj-legend .wj-label { font-size: 12pt; } .wj-flexchart .wj-label { font-size: 14pt; }
export function getData() { return [ { 'brand': 'Samsung', '2017Q1': 23.2, '2017Q2': 22.9, '2017Q3': 22.1, '2017Q4': 18.9 }, { 'brand': 'Huawei', '2017Q1': 10.0, '2017Q2': 11.0, '2017Q3': 10.4, '2017Q4': 10.7 }, { 'brand': 'Apple', '2017Q1': 14.7, '2017Q2': 11.8, '2017Q3': 12.4, '2017Q4': 19.6 }, { 'brand': 'Xiaomi', '2017Q1': 4.3, '2017Q2': 6.2, '2017Q3': 7.5, '2017Q4': 7.1 }, { 'brand': 'OPPO', '2017Q1': 7.5, '2017Q2': 8.0, '2017Q3': 8.1, '2017Q4': 6.9 }, { 'brand': 'Others', '2017Q1': 40.2, '2017Q2': 40.1, '2017Q3': 39.6, '2017Q4': 36.8 } ]; }
(function (global) { System.config({ transpiler: 'plugin-babel', babelOptions: { es2015: true, react: true }, meta: { '*.css': { loader: 'css' } }, paths: { // paths serve as alias 'npm:': 'node_modules/' }, // map tells the System loader where to look for things map: { 'jszip': 'npm:jszip/dist/jszip.js', '@grapecity/wijmo': 'npm:@grapecity/wijmo/index.js', '@grapecity/wijmo.input': 'npm:@grapecity/wijmo.input/index.js', '@grapecity/wijmo.styles': 'npm:@grapecity/wijmo.styles', '@grapecity/wijmo.cultures': 'npm:@grapecity/wijmo.cultures', '@grapecity/wijmo.chart': 'npm:@grapecity/wijmo.chart/index.js', '@grapecity/wijmo.chart.analytics': 'npm:@grapecity/wijmo.chart.analytics/index.js', '@grapecity/wijmo.chart.animation': 'npm:@grapecity/wijmo.chart.animation/index.js', '@grapecity/wijmo.chart.annotation': 'npm:@grapecity/wijmo.chart.annotation/index.js', '@grapecity/wijmo.chart.finance': 'npm:@grapecity/wijmo.chart.finance/index.js', '@grapecity/wijmo.chart.finance.analytics': 'npm:@grapecity/wijmo.chart.finance.analytics/index.js', '@grapecity/wijmo.chart.hierarchical': 'npm:@grapecity/wijmo.chart.hierarchical/index.js', '@grapecity/wijmo.chart.interaction': 'npm:@grapecity/wijmo.chart.interaction/index.js', '@grapecity/wijmo.chart.radar': 'npm:@grapecity/wijmo.chart.radar/index.js', '@grapecity/wijmo.chart.render': 'npm:@grapecity/wijmo.chart.render/index.js', '@grapecity/wijmo.chart.webgl': 'npm:@grapecity/wijmo.chart.webgl/index.js', '@grapecity/wijmo.gauge': 'npm:@grapecity/wijmo.gauge/index.js', '@grapecity/wijmo.grid': 'npm:@grapecity/wijmo.grid/index.js', '@grapecity/wijmo.grid.detail': 'npm:@grapecity/wijmo.grid.detail/index.js', '@grapecity/wijmo.grid.filter': 'npm:@grapecity/wijmo.grid.filter/index.js', '@grapecity/wijmo.grid.search': 'npm:@grapecity/wijmo.grid.search/index.js', '@grapecity/wijmo.grid.grouppanel': 'npm:@grapecity/wijmo.grid.grouppanel/index.js', '@grapecity/wijmo.grid.multirow': 'npm:@grapecity/wijmo.grid.multirow/index.js', '@grapecity/wijmo.grid.transposed': 'npm:@grapecity/wijmo.grid.transposed/index.js', '@grapecity/wijmo.grid.transposedmultirow': 'npm:@grapecity/wijmo.grid.transposedmultirow/index.js', '@grapecity/wijmo.grid.pdf': 'npm:@grapecity/wijmo.grid.pdf/index.js', '@grapecity/wijmo.grid.sheet': 'npm:@grapecity/wijmo.grid.sheet/index.js', '@grapecity/wijmo.grid.xlsx': 'npm:@grapecity/wijmo.grid.xlsx/index.js', '@grapecity/wijmo.grid.selector': 'npm:@grapecity/wijmo.grid.selector/index.js', '@grapecity/wijmo.grid.cellmaker': 'npm:@grapecity/wijmo.grid.cellmaker/index.js', '@grapecity/wijmo.grid.immutable': 'npm:@grapecity/wijmo.grid.immutable/index.js', '@grapecity/wijmo.touch': 'npm:@grapecity/wijmo.touch/index.js', '@grapecity/wijmo.cloud': 'npm:@grapecity/wijmo.cloud/index.js', '@grapecity/wijmo.nav': 'npm:@grapecity/wijmo.nav/index.js', '@grapecity/wijmo.odata': 'npm:@grapecity/wijmo.odata/index.js', '@grapecity/wijmo.olap': 'npm:@grapecity/wijmo.olap/index.js', '@grapecity/wijmo.pdf': 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"@grapecity/wijmo.react.grid.grouppanel": "npm:@grapecity/wijmo.react.grid.grouppanel/index.js", '@grapecity/wijmo.react.grid.search': 'npm:@grapecity/wijmo.react.grid.search/index.js', "@grapecity/wijmo.react.grid.multirow": "npm:@grapecity/wijmo.react.grid.multirow/index.js", "@grapecity/wijmo.react.grid.sheet": "npm:@grapecity/wijmo.react.grid.sheet/index.js", '@grapecity/wijmo.react.grid.transposed': 'npm:@grapecity/wijmo.react.grid.transposed/index.js', '@grapecity/wijmo.react.grid.transposedmultirow': 'npm:@grapecity/wijmo.react.grid.transposedmultirow/index.js', '@grapecity/wijmo.react.grid.immutable': 'npm:@grapecity/wijmo.react.grid.immutable/index.js', "@grapecity/wijmo.react.grid": "npm:@grapecity/wijmo.react.grid/index.js", "@grapecity/wijmo.react.input": "npm:@grapecity/wijmo.react.input/index.js", "@grapecity/wijmo.react.olap": "npm:@grapecity/wijmo.react.olap/index.js", "@grapecity/wijmo.react.viewer": "npm:@grapecity/wijmo.react.viewer/index.js", "@grapecity/wijmo.react.nav": "npm:@grapecity/wijmo.react.nav/index.js", "@grapecity/wijmo.react.base": "npm:@grapecity/wijmo.react.base/index.js", '@grapecity/wijmo.react.barcode.common': 'npm:@grapecity/wijmo.react.barcode.common/index.js', '@grapecity/wijmo.react.barcode.composite': 'npm:@grapecity/wijmo.react.barcode.composite/index.js', '@grapecity/wijmo.react.barcode.specialized': 'npm:@grapecity/wijmo.react.barcode.specialized/index.js', 'jszip': 'npm:jszip/dist/jszip.js', 'react': 'npm:react/umd/react.production.min.js', 'react-dom': 'npm:react-dom/umd/react-dom.production.min.js', 'redux': 'npm:redux/dist/redux.min.js', 'react-redux': 'npm:react-redux/dist/react-redux.min.js', 'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css', 'css': 'npm:systemjs-plugin-css/css.js', 'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js', 'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js' }, // packages tells the System loader how to load when no filename and/or no extension packages: { src: { defaultExtension: 'jsx' }, "node_modules": { defaultExtension: 'js' }, } }); })(this);