Feel free to share demo-related thoughts here.
If you have technical questions, please create a support ticket in the DevExpress Support Center.
Thank you for the feedback!
If you have technical questions, please create a support ticket in the DevExpress Support Center.
Backend API
import React, { useCallback, useState } from 'react';
import SelectBox, { SelectBoxTypes } from 'devextreme-react/select-box';
import {
Chart,
Series,
ArgumentAxis,
Legend,
Label,
} from 'devextreme-react/chart';
import { overlappingModes, population, seriesTypeLabel } from './data.ts';
function App() {
const [currentMode, setCurrentMode] = useState(overlappingModes[0]);
const handleChange = useCallback((e: SelectBoxTypes.ValueChangedEvent) => {
setCurrentMode(e.value);
}, [setCurrentMode]);
return (
<React.Fragment>
<Chart
id="chart"
dataSource={population}
title="Population by Countries"
>
<Series argumentField="country" />
<ArgumentAxis>
<Label
wordWrap="none"
overlappingBehavior={currentMode}
/>
</ArgumentAxis>
<Legend visible={false} />
</Chart>
<div className="options">
<div className="caption">Options</div>
<div className="option">
<span>Overlapping Modes: </span>
<SelectBox
dataSource={overlappingModes}
value={currentMode}
inputAttr={seriesTypeLabel}
onValueChanged={handleChange}
/>
</div>
</div>
</React.Fragment>
);
}
export default App;
import React, { useCallback, useState } from 'react';
import SelectBox from 'devextreme-react/select-box';
import {
Chart, Series, ArgumentAxis, Legend, Label,
} from 'devextreme-react/chart';
import { overlappingModes, population, seriesTypeLabel } from './data.js';
function App() {
const [currentMode, setCurrentMode] = useState(overlappingModes[0]);
const handleChange = useCallback(
(e) => {
setCurrentMode(e.value);
},
[setCurrentMode],
);
return (
<React.Fragment>
<Chart
id="chart"
dataSource={population}
title="Population by Countries"
>
<Series argumentField="country" />
<ArgumentAxis>
<Label
wordWrap="none"
overlappingBehavior={currentMode}
/>
</ArgumentAxis>
<Legend visible={false} />
</Chart>
<div className="options">
<div className="caption">Options</div>
<div className="option">
<span>Overlapping Modes: </span>
<SelectBox
dataSource={overlappingModes}
value={currentMode}
inputAttr={seriesTypeLabel}
onValueChanged={handleChange}
/>
</div>
</div>
</React.Fragment>
);
}
export default App;
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.tsx';
ReactDOM.render(
<App />,
document.getElementById('app'),
);
import { ChartTypes } from 'devextreme-react/chart';
export const overlappingModes: (ChartTypes.ChartsAxisLabelOverlap)[] = ['stagger', 'rotate', 'hide', 'none'];
export const population = [
{ country: 'China', val: 1382500000 },
{ country: 'India', val: 1314300000 },
{ country: 'United States', val: 324789000 },
{ country: 'Indonesia', val: 261600000 },
{ country: 'Brazil', val: 207332000 },
{ country: 'Pakistan', val: 196865000 },
{ country: 'Nigeria', val: 188500000 },
{ country: 'Bangladesh', val: 162240000 },
{ country: 'Russia', val: 146400000 },
{ country: 'Japan', val: 126760000 },
{ country: 'Mexico', val: 122273000 },
{ country: 'Ethiopia', val: 104345000 },
{ country: 'Philippines', val: 103906000 },
{ country: 'Egypt', val: 92847800 },
];
export const seriesTypeLabel = { 'aria-label': 'Series Type' };
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 overlappingModes = ['stagger', 'rotate', 'hide', 'none'];
export const population = [
{ country: 'China', val: 1382500000 },
{ country: 'India', val: 1314300000 },
{ country: 'United States', val: 324789000 },
{ country: 'Indonesia', val: 261600000 },
{ country: 'Brazil', val: 207332000 },
{ country: 'Pakistan', val: 196865000 },
{ country: 'Nigeria', val: 188500000 },
{ country: 'Bangladesh', val: 162240000 },
{ country: 'Russia', val: 146400000 },
{ country: 'Japan', val: 126760000 },
{ country: 'Mexico', val: 122273000 },
{ country: 'Ethiopia', val: 104345000 },
{ country: 'Philippines', val: 103906000 },
{ country: 'Egypt', val: 92847800 },
];
export const seriesTypeLabel = { 'aria-label': 'Series Type' };
<!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: 330px;
max-width: 900px;
margin: auto;
}
.options {
padding: 20px;
margin-top: 20px;
background-color: rgba(191, 191, 191, 0.15);
}
.caption {
font-weight: 500;
font-size: 18px;
}
.option {
margin-top: 10px;
}
.option > span {
position: relative;
top: 2px;
margin-right: 10px;
}
.option > .dx-widget {
display: inline-block;
vertical-align: middle;
}
All of the values above can be applied to a horizontal axis, but only none and hide can be specified for a vertical axis.