import React from 'react';
import { LinearGauge, Scale, Label, Tooltip, Export, Title, Font } from 'devextreme-react/linear-gauge';
import { SelectBox } from 'devextreme-react/select-box';
import { dataSource } from './data.js';
class App extends React.Component {
constructor(props) {
super(props);
this.state = {
value: dataSource[0].primary,
subvalues: dataSource[0].secondary
};
this.onValueChanged = ({ value }) => {
this.setState({
value: value.primary,
subvalues: value.secondary
});
};
}
render() {
return (
<div id="gauge-demo">
<LinearGauge
id="gauge"
value={this.state.value}
subvalues={this.state.subvalues}
>
<Scale startValue={0} endValue={10} tickInterval={2}>
<Label customizeText={this.customizeText} />
</Scale>
<Tooltip enabled={true} customizeTooltip={this.customizeTooltip} />
<Export enabled={true} />
<Title text="Power of Air Conditioners in Store Departments (kW)">
<Font size={28} />
</Title>
</LinearGauge>
<SelectBox
id="selectbox"
dataSource={dataSource}
defaultValue={dataSource[0]}
width={200}
displayExpr="name"
onValueChanged={this.onValueChanged}
/>
</div>
);
}
customizeText({ valueText }) {
return `${valueText} kW`;
}
customizeTooltip(arg) {
var result = `${arg.valueText} kW`;
if (arg.index >= 0) {
result = `Secondary ${(arg.index + 1)}: ${result}`;
} else {
result = `Primary: ${result}`;
}
return {
text: result
};
}
}
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/20.2.4/css/dx.common.css" />
<link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/20.2.4/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>
#gauge-demo {
height: 440px;
width: 100%;
}
#gauge {
height: 400px;
}
export const dataSource = [{
name: 'Meat',
primary: 8,
secondary: [7, 3]
}, {
name: 'Fish',
primary: 7,
secondary: [7, 5, 1]
}, {
name: 'Grocery',
primary: 5,
secondary: [1, 3]
}, {
name: 'Greengrocery',
primary: 3,
secondary: [1]
}, {
name: 'Stationery',
primary: 2,
secondary: []
}];
System.config({
transpiler: 'plugin-babel',
meta: {
},
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@1.25.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@20.2.4',
'devextreme-react': 'npm:devextreme-react@20.2.4',
'jszip': 'npm:jszip@3.5.0/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@0.9.7/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.0.5/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@2.0.8/dist/dx-gantt.js',
'preact': 'npm:preact@10.5.7/dist/preact.js',
'preact/hooks': 'npm:preact@10.5.7/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
}
});