Funnel Chart (React)

Funnel Charts show values along multiple stages in a process.

For example, you could use a funnel chart to show the number of sales prospects at each stage in a sales pipeline. Typically, the values decrease gradually, making the bars resemble a funnel.

Learn about FlexChart | Funnel Chart Documentation | FlexChart API Reference

This example uses React.

import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import ReactDOM from 'react-dom/client'; import React, { useRef, useState } from 'react'; import useEvent from 'react-use-event-hook'; import { isArray } from '@mescius/wijmo'; import { Palettes } from '@mescius/wijmo.chart'; import * as wjInput from '@mescius/wijmo.react.input'; import * as wjChart from '@mescius/wijmo.react.chart'; import { getData } from './data'; function App() { const [state, setState] = useState({ data: getData(), itemsSource: ['Default', 'Rectangle'], palette: (() => { // Get random palette let palettes = Object.keys(Palettes).filter(prop => isArray(Palettes[prop])); let rand = Math.floor(Math.random() * palettes.length); // return Palettes[palettes[rand]]; })() }); const theChartRef = useRef(null); const chartInitialized = useEvent((sender) => { sender.dataLabel.content = "{item.count}"; theChartRef.current = sender; theChartRef.current.options = { funnel: { neckWidth: 0.2, neckHeight: 0.4, type: 'default' } }; }); const widthChanged = useEvent((sender) => { theChartRef.current.options.funnel.neckWidth = sender.value; theChartRef.current.refresh(); }); const heightChanged = useEvent((sender) => { theChartRef.current.options.funnel.neckHeight = sender.value; theChartRef.current.refresh(); }); const textChanged = useEvent((sender) => { theChartRef.current.options.funnel.type = sender.text.toLowerCase(); theChartRef.current.refresh(); }); return (<div className="container-fluid"> <div className="form-group"> <label htmlFor="neckWidth">Neck Width: </label> <wjInput.InputNumber min={0} max={1} step={0.1} format="p0" value={0.2} valueChanged={widthChanged}/> </div> <div className="form-group"> <label htmlFor="neckHeight">Neck Height: </label> <wjInput.InputNumber min={0} max={1} step={0.1} format="p0" value={0.4} valueChanged={heightChanged}/> </div> <div className="form-group"> <label htmlFor="neckStyle">Neck Style: </label> <wjInput.ComboBox itemsSource={state.itemsSource} textChanged={textChanged}/> </div> <wjChart.FlexChart bindingX="stage" itemsSource={state.data} palette={state.palette} chartType="Funnel" initialized={chartInitialized}> <wjChart.FlexChartSeries binding="count" name="Sales Pipeline"> </wjChart.FlexChartSeries> </wjChart.FlexChart> </div>); } const container = document.getElementById('app'); if (container) { const root = ReactDOM.createRoot(container); root.render(<App />); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo Wijmo FlexChart Funnel Chart</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.40/system.src.js" integrity="sha512-G6mEj6h18+m3MvzdviSDfPle/TfH0//cXcB33AKlNR/Rha0yQsKefDZKRTkIZos97HEGq2JMV1RT5ybMoQ3WsQ==" crossorigin="anonymous"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div id="app"></div> </body> </html>
.wj-flexchart { height: 300px; } label { width: 100px; text-align: right; margin-right: 3px; }
export function getData() { return [ { stage: 'Prospects', count: 750 }, { stage: 'Qualified Prospects', count: 520 }, { stage: 'Needs Analysis', count: 200 }, { stage: 'Price Quotes', count: 150 }, { stage: 'Negotiations', count: 100 }, { stage: 'Closed Sales', count: 90 } ]; }
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