Axis Groups (React)

FlexChart's axis supports groups defined in CollectionView which specified as chart's data source. To display group you need to create groups in collection view and set axis.groupsOptions property. E.g. chart.axisX.groupsOptions = { display : AxisGroupsDisplay.Show }

Learn about FlexChart | FlexChart API Reference

This example uses React.

import "bootstrap.css"; import "@mescius/wijmo.styles/wijmo.css"; import ReactDOM from "react-dom/client"; import React, { useState } from "react"; import useEvent from 'react-use-event-hook'; import { AxisGroupsDisplay, ChartType, Position } from "@mescius/wijmo.chart"; import * as wjInput from "@mescius/wijmo.react.input"; import * as wjChart from "@mescius/wijmo.react.chart"; import "./app.css"; import { view } from "./data"; function App() { const [options, setOptions] = useState({ display: AxisGroupsDisplay.Show }); const [position, setPosition] = useState(Position.Bottom); const [isBar, setIsBar] = useState(false); const optionsChanged = useEvent((menu) => { setOptions({ display: menu.selectedValue }); }); const positionChanged = useEvent((menu) => { const position = menu.selectedValue; setPosition(position); setIsBar(position === Position.Left || position === Position.Right); }); return (<div className="container-fluid"> <div> <wjInput.Menu value={options.display} header="Groups" itemClicked={optionsChanged}> <wjInput.MenuItem value={AxisGroupsDisplay.None}>None</wjInput.MenuItem> <wjInput.MenuItem value={AxisGroupsDisplay.Show}>Show</wjInput.MenuItem> <wjInput.MenuItem value={AxisGroupsDisplay.ShowGrid}>ShowGrid</wjInput.MenuItem> </wjInput.Menu> <wjInput.Menu value={position} header="Position" itemClicked={positionChanged}> <wjInput.MenuItem value={Position.Bottom}>Bottom</wjInput.MenuItem> <wjInput.MenuItem value={Position.Top}>Top</wjInput.MenuItem> <wjInput.MenuItem value={Position.Left}>Left</wjInput.MenuItem> <wjInput.MenuItem value={Position.Right}>Right</wjInput.MenuItem> </wjInput.Menu> </div> <wjChart.FlexChart bindingX="product" itemsSource={view} header="Sales By Category" chartType={isBar ? ChartType.Bar : ChartType.Column}> <wjChart.FlexChartLegend position="None"/> <wjChart.FlexChartSeries name="Sales" binding="sales"/> <wjChart.FlexChartAxis wjProperty="axisX" groupsOptions={options} labelAngle={isBar ? 0 : -90} majorGrid={isBar} position={isBar ? Position.Auto : position}/> <wjChart.FlexChartAxis wjProperty="axisY" groupsOptions={options} majorGrid={!isBar} position={isBar ? position : Position.Auto}/> </wjChart.FlexChart> </div>); } setTimeout(() => { const container = document.getElementById("app"); if (container) { const root = ReactDOM.createRoot(container); root.render(<App />); } }, 100);
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo Wijmo FlexChart Axis Groups</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 .wj-axis-x .wj-label, .wj-flexchart .wj-axis-y .wj-label{ font-size: small; } .wj-menu { margin: 4px 4px 4px 0; } .wj-flexchart { height: 480px; } body { margin-bottom: 24px; }
import { CollectionView, SortDescription, PropertyGroupDescription, } from "@mescius/wijmo"; function getData() { const categories = [ 'Electronics', 'Computers & Tablets' ]; const subCategories = [ ['Camera', 'Headphones', 'Cell Phones'], ['Desktops', 'Laptops', 'Tablets'] ]; const products = [ [ ['Digital', 'Film', 'Lenses', 'Video', 'Accessories'], ['Earbud', 'Over-ear', 'On-ear', 'Bluetooth', 'Noise-cancelling', 'Audiophile headphones'], ['Cell Phones', 'Accessories'], ], [ ['All-in-ones', 'Minis', 'Towers'], ['2 in 1', 'Traditional'], ['iOS', 'Android', 'Windows'] ] ]; let data = []; for (let i = 0; i < categories.length; i++) { for (let j = 0; j < subCategories[i].length; j++) { for (let k = 0; k < products[i][j].length; k++) { data.push({ id: i, category: categories[i], subCategory: subCategories[i][j], product: products[i][j][k], sales: Math.random() * 100, }); } } } // return data; } export const view = new CollectionView(getData(), { sortDescriptions: [new SortDescription("sales", false)], groupDescriptions: [ new PropertyGroupDescription("category"), new PropertyGroupDescription("subCategory"), ], });
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