Legends and Titles (React)

Use the header, footer, and axis title properties to add titles to your charts.

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 wjCore from '@grapecity/wijmo'; import * as wjChart from '@grapecity/wijmo.chart'; import * as Chart from '@grapecity/wijmo.react.chart'; import * as Input from '@grapecity/wijmo.react.input'; import { getData } from './data'; // class App extends React.Component { // constructor(props) { super(props); this.state = { data: getData(), palette: this.getRandomPalette(), header: "My Great Chart", footer: "powered by Wijmo's FlexChart", xTitle: "country", yTitle: "values/units", customTitles: true, customLegend: true, legendPositionSource: ['None', 'Left', 'Top', 'Right', 'Bottom'], legendPosition: 'Left' }; } // render() { return <div className="container-fluid"> <div> <label>Header:</label> <Input.ComboBox textChanged={this.headerChanged.bind(this)} text={this.state.header}> </Input.ComboBox> </div> <div> <label>Footer:</label> <Input.ComboBox textChanged={this.footerChanged.bind(this)} text={this.state.footer}> </Input.ComboBox> </div> <div> <label>X-Axis Title:</label> <Input.ComboBox textChanged={this.xTitleChanged.bind(this)} text={this.state.xTitle}> </Input.ComboBox> </div> <div> <label>Y-Axis Title:</label> <Input.ComboBox textChanged={this.yTitleChanged.bind(this)} text={this.state.yTitle}> </Input.ComboBox> </div> <div> <label htmlFor="customTitles">Custom Titles: </label> <input id="customTitles" type="checkbox" checked={this.state.customTitles} onChange={this.customTitlesChanged.bind(this)}/> </div> <div> <label htmlFor="customLegend">Custom Legend: </label> <input id="customLegend" type="checkbox" checked={this.state.customLegend} onChange={this.customLegendChanged.bind(this)}/> </div> <div> <label>Legend Position: </label> <Input.ComboBox itemsSource={this.state.legendPositionSource} textChanged={this.legendPositionChanged.bind(this)} text={this.state.legendPosition}> </Input.ComboBox> </div> <div className="form-group"> <Chart.FlexChart header={this.state.header} footer={this.state.footer} bindingX="country" palette={this.state.palette} itemsSource={this.state.data} initialized={this.chartInitialized.bind(this)}> <Chart.FlexChartAxis wjProperty="axisX" title={this.state.xTitle}></Chart.FlexChartAxis> <Chart.FlexChartAxis wjProperty="axisY" title={this.state.yTitle}></Chart.FlexChartAxis> <Chart.FlexChartSeries binding="sales" name="Sales"></Chart.FlexChartSeries> <Chart.FlexChartSeries binding="expenses" name="Expenses"></Chart.FlexChartSeries> <Chart.FlexChartSeries binding="downloads" name="Downloads"></Chart.FlexChartSeries> <Chart.FlexChartLegend position={this.state.legendPosition}></Chart.FlexChartLegend> </Chart.FlexChart> </div> </div>; } getRandomPalette() { let palettes = Object.getOwnPropertyNames(wjChart.Palettes) .filter(prop => typeof wjChart.Palettes[prop] === "object" && prop !== 'prototype'); let rand = Math.floor(Math.random() * palettes.length); // return wjChart.Palettes[palettes[rand]]; } chartInitialized(chart) { this.theChart = chart; wjCore.addClass(chart.hostElement, 'custom-titles custom-legend'); } headerChanged(combo) { this.setState({ header: combo.text }); } footerChanged(combo) { this.setState({ footer: combo.text }); } // xTitleChanged(combo) { this.setState({ xTitle: combo.text }); } // yTitleChanged(combo) { this.setState({ yTitle: combo.text }); } // customTitlesChanged() { this.setState({ customTitles: !this.state.customTitles }); if (this.theChart) { wjCore.toggleClass(this.theChart.hostElement, 'custom-titles'); } } // customLegendChanged() { this.setState({ customLegend: !this.state.customLegend }); if (this.theChart) { wjCore.toggleClass(this.theChart.hostElement, 'custom-legend'); } } // legendPositionChanged(combo) { this.setState({ legendPosition: combo.text }); } } 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 Legends and Titles</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>
.wj-flexchart { height: 300px; } label { width: 150px; text-align: right; margin-right: 3px; } .wj-control { margin-bottom: 3px; } /* custom color for all titles */ .custom-titles.wj-flexchart .wj-title { fill: #42357C; } /* custom size/weight for header */ .custom-titles.wj-flexchart .wj-header .wj-title { font-size: 120%; font-weight: bold; } /* custom size/weight for footer */ .custom-titles.wj-flexchart .wj-footer .wj-title { font-size: 90%; font-weight: bold; } /* custom style for axis-x/y titles */ .custom-titles.wj-flexchart .wj-axis-x .wj-title, .custom-titles.wj-flexchart .wj-axis-y .wj-title{ font-size: 75%; font-style: normal; opacity: .5; } .wj-flexchart .wj-legend .wj-label { opacity: .9; font-size: 80%; } /* custom color for legend box */ .custom-legend.wj-flexchart .wj-legend > rect { fill: #003000; } /* custom color for legend labels */ .custom-legend.wj-flexchart .wj-legend .wj-label { fill: white; font-style: italic; }
export function getData() { let countries = 'US,Germany,UK,Japan,Italy,Greece'.split(','), data = []; // for (let i = 0; i < countries.length; i++) { data.push({ country: countries[i], sales: Math.random() * 10000, expenses: Math.random() * 5000, downloads: Math.round(Math.random() * 20000) }); } // return data; }
(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.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.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.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': 'npm:@grapecity/wijmo.pdf/index.js', '@grapecity/wijmo.viewer': 'npm:@grapecity/wijmo.viewer/index.js', '@grapecity/wijmo.xlsx': 'npm:@grapecity/wijmo.xlsx/index.js', '@grapecity/wijmo.undo': 'npm:@grapecity/wijmo.undo/index.js', '@grapecity/wijmo.interop.grid': 'npm:@grapecity/wijmo.interop.grid/index.js', "@grapecity/wijmo.react.chart.analytics": "npm:@grapecity/wijmo.react.chart.analytics/index.js", "@grapecity/wijmo.react.chart.animation": "npm:@grapecity/wijmo.react.chart.animation/index.js", "@grapecity/wijmo.react.chart.annotation": "npm:@grapecity/wijmo.react.chart.annotation/index.js", "@grapecity/wijmo.react.chart.finance.analytics": "npm:@grapecity/wijmo.react.chart.finance.analytics/index.js", "@grapecity/wijmo.react.chart.finance": "npm:@grapecity/wijmo.react.chart.finance/index.js", "@grapecity/wijmo.react.chart.hierarchical": "npm:@grapecity/wijmo.react.chart.hierarchical/index.js", "@grapecity/wijmo.react.chart.interaction": "npm:@grapecity/wijmo.react.chart.interaction/index.js", "@grapecity/wijmo.react.chart.radar": "npm:@grapecity/wijmo.react.chart.radar/index.js", "@grapecity/wijmo.react.chart": "npm:@grapecity/wijmo.react.chart/index.js", "@grapecity/wijmo.react.core": "npm:@grapecity/wijmo.react.core/index.js", "@grapecity/wijmo.react.gauge": "npm:@grapecity/wijmo.react.gauge/index.js", "@grapecity/wijmo.react.grid.detail": "npm:@grapecity/wijmo.react.grid.detail/index.js", "@grapecity/wijmo.react.grid.filter": "npm:@grapecity/wijmo.react.grid.filter/index.js", "@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.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", '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);