Backend API
import React from 'react';
import {
Chart,
CommonSeriesSettings,
Series,
ArgumentAxis,
Grid,
Label,
Format,
ValueAxis,
Export,
Legend,
Point,
IExportProps,
} from 'devextreme-react/chart';
import { iceHockeyStatistics } from './data.ts';
const exportFormats: IExportProps['formats'] = ['PNG', 'PDF', 'JPEG', 'GIF', 'SVG'];
function customizePoint(e: { value: number; }) {
if (e.value === 1) {
return { image: { url: '../../../../images/Charts/PointImage/icon-medal-gold.png', width: 20, height: 20 }, visible: true };
}
if (e.value === 2) {
return { image: { url: '../../../../images/Charts/PointImage/icon-medal-silver.png', width: 20, height: 20 }, visible: true };
}
if (e.value === 3) {
return { image: { url: '../../../../images/Charts/PointImage/icon-medal-bronse.png', width: 20, height: 20 }, visible: true };
}
return null;
}
function customizeText(e: { valueText: string; }) {
if (e.valueText === '1') {
return `${e.valueText}st place`;
} if (e.valueText === '2') {
return `${e.valueText}nd place`;
} if (e.valueText === '3') {
return `${e.valueText}rd place`;
}
return `${e.valueText}th place`;
}
function App() {
return (
<Chart
id="chart"
dataSource={iceHockeyStatistics}
title={'Canadian Men’s National Ice Hockey Team\n at the World Championships'}
customizePoint={customizePoint}
>
<CommonSeriesSettings
argumentField="year"
valueField="place"
type="spline"
>
<Point visible={false} />
</CommonSeriesSettings>
<Series color="#888888" />
<ArgumentAxis
allowDecimals={false}
axisDivisionFactor={60}
>
<Grid visible={true} />
<Label>
<Format type="decimal" />
</Label>
</ArgumentAxis>
<ValueAxis inverted={true}>
<Grid visible={false} />
<Label customizeText={customizeText} />
</ValueAxis>
<Export
enabled={true}
formats={exportFormats}
/>
<Legend visible={false} />
</Chart>
);
}
export default App;
import React from 'react';
import {
Chart,
CommonSeriesSettings,
Series,
ArgumentAxis,
Grid,
Label,
Format,
ValueAxis,
Export,
Legend,
Point,
} from 'devextreme-react/chart';
import { iceHockeyStatistics } from './data.js';
const exportFormats = ['PNG', 'PDF', 'JPEG', 'GIF', 'SVG'];
function customizePoint(e) {
if (e.value === 1) {
return {
image: {
url: '../../../../images/Charts/PointImage/icon-medal-gold.png',
width: 20,
height: 20,
},
visible: true,
};
}
if (e.value === 2) {
return {
image: {
url: '../../../../images/Charts/PointImage/icon-medal-silver.png',
width: 20,
height: 20,
},
visible: true,
};
}
if (e.value === 3) {
return {
image: {
url: '../../../../images/Charts/PointImage/icon-medal-bronse.png',
width: 20,
height: 20,
},
visible: true,
};
}
return null;
}
function customizeText(e) {
if (e.valueText === '1') {
return `${e.valueText}st place`;
}
if (e.valueText === '2') {
return `${e.valueText}nd place`;
}
if (e.valueText === '3') {
return `${e.valueText}rd place`;
}
return `${e.valueText}th place`;
}
function App() {
return (
<Chart
id="chart"
dataSource={iceHockeyStatistics}
title={'Canadian Men’s National Ice Hockey Team\n at the World Championships'}
customizePoint={customizePoint}
>
<CommonSeriesSettings
argumentField="year"
valueField="place"
type="spline"
>
<Point visible={false} />
</CommonSeriesSettings>
<Series color="#888888" />
<ArgumentAxis
allowDecimals={false}
axisDivisionFactor={60}
>
<Grid visible={true} />
<Label>
<Format type="decimal" />
</Label>
</ArgumentAxis>
<ValueAxis inverted={true}>
<Grid visible={false} />
<Label customizeText={customizeText} />
</ValueAxis>
<Export
enabled={true}
formats={exportFormats}
/>
<Legend visible={false} />
</Chart>
);
}
export default App;
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.tsx';
ReactDOM.render(
<App />,
document.getElementById('app'),
);
export const iceHockeyStatistics = [{
year: 1977,
place: 4,
}, {
year: 1978,
place: 3,
}, {
year: 1979,
place: 4,
}, {
year: 1981,
place: 4,
}, {
year: 1982,
place: 3,
}, {
year: 1983,
place: 3,
}, {
year: 1985,
place: 2,
}, {
year: 1986,
place: 3,
}, {
year: 1987,
place: 4,
}, {
year: 1989,
place: 2,
}, {
year: 1990,
place: 4,
}, {
year: 1991,
place: 2,
}, {
year: 1992,
place: 8,
}, {
year: 1993,
place: 4,
}, {
year: 1994,
place: 1,
}, {
year: 1995,
place: 3,
}, {
year: 1996,
place: 2,
}, {
year: 1997,
place: 1,
}, {
year: 1998,
place: 6,
}, {
year: 1999,
place: 4,
}, {
year: 2000,
place: 4,
}, {
year: 2001,
place: 5,
}, {
year: 2002,
place: 6,
}, {
year: 2003,
place: 1,
}, {
year: 2004,
place: 1,
}, {
year: 2005,
place: 2,
}, {
year: 2006,
place: 4,
}, {
year: 2007,
place: 1,
}, {
year: 2008,
place: 2,
}, {
year: 2009,
place: 2,
}, {
year: 2010,
place: 7,
}, {
year: 2011,
place: 5,
}, {
year: 2012,
place: 5,
}, {
year: 2013,
place: 5,
}];
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,
},
'openai': {
'esModule': true,
},
},
paths: {
'npm:': 'https://cdn.jsdelivr.net/npm/',
'bundles:': '../../../../bundles/',
'externals:': '../../../../bundles/externals/',
},
defaultExtension: 'js',
map: {
'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js',
'typescript': 'npm:typescript@4.2.4/lib/typescript.js',
'jszip': 'npm:jszip@3.10.1/dist/jszip.min.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/prop-types.js',
'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js',
'luxon': 'npm:luxon@3.4.4/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign',
'devextreme': 'npm:devextreme@25.1.5/cjs',
'devextreme-react': 'npm:devextreme-react@25.1.5/cjs',
'devextreme-quill': 'npm:devextreme-quill@1.7.4/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.2.21/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@4.1.64/dist/dx-gantt.js',
'inferno': 'npm:inferno@8.2.3/dist/inferno.min.js',
'inferno-compat': 'npm:inferno-compat/dist/inferno-compat.min.js',
'inferno-create-element': 'npm:inferno-create-element@8.2.3/dist/inferno-create-element.min.js',
'inferno-dom': 'npm:inferno-dom/dist/inferno-dom.min.js',
'inferno-hydrate': 'npm:inferno-hydrate/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',
'@preact/signals-core': 'npm:@preact/signals-core@1.8.0/dist/signals-core.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-react/common': {
main: 'index.js',
},
'devextreme/events/utils': {
main: 'index',
},
'devextreme/common/core/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',
],
babelOptions: {
sourceMaps: false,
stage0: true,
react: true,
},
};
System.config(window.config);
// eslint-disable-next-line
const useTgzInCSB = ['openai'];
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(<App />, document.getElementById('app'));
export const iceHockeyStatistics = [
{
year: 1977,
place: 4,
},
{
year: 1978,
place: 3,
},
{
year: 1979,
place: 4,
},
{
year: 1981,
place: 4,
},
{
year: 1982,
place: 3,
},
{
year: 1983,
place: 3,
},
{
year: 1985,
place: 2,
},
{
year: 1986,
place: 3,
},
{
year: 1987,
place: 4,
},
{
year: 1989,
place: 2,
},
{
year: 1990,
place: 4,
},
{
year: 1991,
place: 2,
},
{
year: 1992,
place: 8,
},
{
year: 1993,
place: 4,
},
{
year: 1994,
place: 1,
},
{
year: 1995,
place: 3,
},
{
year: 1996,
place: 2,
},
{
year: 1997,
place: 1,
},
{
year: 1998,
place: 6,
},
{
year: 1999,
place: 4,
},
{
year: 2000,
place: 4,
},
{
year: 2001,
place: 5,
},
{
year: 2002,
place: 6,
},
{
year: 2003,
place: 1,
},
{
year: 2004,
place: 1,
},
{
year: 2005,
place: 2,
},
{
year: 2006,
place: 4,
},
{
year: 2007,
place: 1,
},
{
year: 2008,
place: 2,
},
{
year: 2009,
place: 2,
},
{
year: 2010,
place: 7,
},
{
year: 2011,
place: 5,
},
{
year: 2012,
place: 5,
},
{
year: 2013,
place: 5,
},
];
<!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/25.1.5/css/dx.light.css" />
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="https://cdn.jsdelivr.net/npm/core-js@2.6.12/client/shim.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/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: 440px;
}
This demo hides default point symbols and calls the customizePoint function to display images (based on point values).