import React from 'react';
import { mountains } from './data.js';
import Chart, {
Series,
Legend,
Tooltip,
ArgumentAxis,
Label,
ValueAxis,
VisualRange
} from 'devextreme-react/chart';
import PrintButton from 'devextreme-react/button';
import ExportButton from 'devextreme-react/button';
class App extends React.Component {
constructor(props) {
super(props);
this.chartRef = React.createRef();
this.printChart = this.printChart.bind(this);
this.exportChart = this.exportChart.bind(this);
}
render() {
return (
<React.Fragment>
<Chart
id="chart"
ref={this.chartRef}
dataSource={mountains}
title="The Highest Mountains"
>
<Series argumentField="name" valueField="height" type="bar" color="#E55253" />
<ArgumentAxis visible={true} />
<ValueAxis>
<VisualRange startValue={8000} />
<Label customizeText={customizeLabelText} />
</ValueAxis>
<Tooltip
enabled={true}
customizeTooltip={customizeTooltipText}
/>
<Legend visible={false} />
</Chart>
<div id="buttonGroup">
<PrintButton icon="print"
text="Print"
onClick={this.printChart}
/>
<ExportButton icon="export"
text="Export"
onClick={this.exportChart}
/>
</div>
</React.Fragment>
);
}
get chart() {
return this.chartRef.current.instance;
}
printChart() {
this.chart.print();
}
exportChart() {
this.chart.exportTo('Example', 'png');
}
}
function customizeTooltipText(pointInfo) {
return {
text: `<span class='title'>${pointInfo.argumentText
}</span><br /> <br />System: ${pointInfo.point.data.system
}<br />Height: ${pointInfo.valueText} m`
};
}
function customizeLabelText({ value }) {
return `${value} m`;
}
export default App;
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(
<App />,
document.getElementById('app')
);
<!DOCTYPE html>
<html>
<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=1.0" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.6/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.6/css/dx.light.css" />
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="https://unpkg.com/core-js@2.4.1/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.js');
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app"></div>
</div>
</body>
</html>
#chart {
height: 440px;
margin-bottom:30px;
}
#buttonGroup {
text-align: center;
margin-bottom: 20px;
}
#buttonGroup > .dx-button {
margin: 0 20px;
}
.title {
font-size: 15px;
font-weight: 500;
}
export const mountains = [{
name: 'Everest',
height: 8848,
system: 'Mahalangur Himalaya'
}, {
name: 'Godwin Austen',
height: 8611,
system: 'Baltoro Karakoram'
}, {
name: 'Kangchenjunga',
height: 8586,
system: 'Kangchenjunga Himalaya'
}, {
name: 'Lhotse',
height: 8516,
system: 'Mahalangur Himalaya'
}, {
name: 'Makalu',
height: 8485,
system: 'Mahalangur Himalaya'
}, {
name: 'Cho Oyu',
height: 8188,
system: 'Mahalangur Himalaya'
}];
System.config({
transpiler: 'plugin-babel',
meta: {
'devextreme/localization.js': {
"esModule": true
},
},
paths: {
'npm:': 'https://unpkg.com/'
},
defaultExtension: 'js',
map: {
'react': 'npm:react@16.14.0/umd/react.development.js',
'react-dom': 'npm:react-dom@16.14.0/umd/react-dom.development.js',
'prop-types': 'npm:prop-types@15.7.2/prop-types.js',
'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js',
'luxon': 'npm:luxon@1.26.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@20.2.6',
'devextreme-react': 'npm:devextreme-react@20.2.6',
'jszip': 'npm:jszip@3.6.0/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@0.10.3/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.0.18/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@2.0.24/dist/dx-gantt.js',
'preact': 'npm:preact@10.5.13/dist/preact.js',
'preact/hooks': 'npm:preact@10.5.13/hooks/dist/hooks.js',
// 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'
},
packages: {
'devextreme': {
defaultExtension: 'js'
},
'devextreme-react': {
main: 'index.js'
},
'devextreme/events/utils': {
main: 'index'
},
'devextreme/events': {
main: 'index'
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js'
}
},
babelOptions: {
sourceMaps: false,
stage0: true,
react: true
}
});