import React from 'react';
import RangeSelector, { Chart as RsChart, Series as RsSeries, Scale, Label as RsLabel, SliderMarker, Behavior } from 'devextreme-react/range-selector';
import Chart, { ArgumentAxis, Legend, Series, Label, Grid, MinorGrid } from 'devextreme-react/chart';
import { dataSource } from './data.js';
class App extends React.Component {
constructor(props) {
super(props);
this.state = {
range: []
};
this.updateRange = this.updateRange.bind(this);
}
render() {
return (
<React.Fragment>
<Chart
id="zoomed-chart"
dataSource={dataSource}
resizePanesOnZoom={true}
>
<Series />
<ArgumentAxis
visualRange={this.state.range}
valueMarginsEnabled={false}
minorTickCount={10}
type="logarithmic"
>
<Label format="exponential" />
<Grid visible={true} />
<MinorGrid visible={true} />
</ArgumentAxis>
<Legend visible={false} />
</Chart>
<RangeSelector
id="range-selector"
dataSource={dataSource}
onValueChanged={this.updateRange}
>
<RsChart>
<RsSeries />
</RsChart>
<Scale minRange={1} minorTickCount={10} type="logarithmic">
<RsLabel format="exponential" />
</Scale>
<SliderMarker format="exponential" />
<Behavior snapToTicks={false} callValueChanged="onMoving" />
</RangeSelector>
</React.Fragment>
);
}
updateRange(data) {
this.setState({
range: data.value
});
}
}
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/19.2.4/css/dx.common.css" />
<link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/19.2.4/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>
#zoomed-chart{
height: 335px;
margin: 0 0 15px;
}
#range-selector {
height: 120px;
}
const data = [];
for (var i = 0; i < 100; i++) {
data.push({
arg: Math.pow(10, i * 0.1),
val: Math.log(i + 1) / Math.log(0.5) + (Math.random() - 0.5) * (100 / (i + 1)) + 10 });
}
export const dataSource = data;
System.config({
transpiler: 'plugin-babel',
paths: {
'npm:': 'https://unpkg.com/'
},
defaultExtension: 'js',
map: {
'react': 'npm:react@16/umd/react.development.js',
'react-dom': 'npm:react-dom@16/umd/react-dom.development.js',
'prop-types': 'npm:prop-types/prop-types.js',
'devextreme': 'npm:devextreme@19.2',
'devextreme-react': 'npm:devextreme-react@19.2',
'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js',
'quill': 'npm:quill@1.3.7/dist/quill.js',
'devexpress-diagram': 'npm:devexpress-diagram',
'devexpress-gantt': 'npm:devexpress-gantt',
// SystemJS plugins
'plugin-babel': 'npm:systemjs-plugin-babel@0/plugin-babel.js',
'systemjs-babel-build':
'npm:systemjs-plugin-babel@0/systemjs-babel-browser.js'
},
packages: {
'devextreme': {
defaultExtension: 'js'
},
'devextreme-react': {
main: 'index.js'
}
},
babelOptions: {
sourceMaps: false,
stage0: true,
react: true
}
});