React Range Selector - Logarithmic Scale

import React, { useCallback, useState } from 'react'; import Chart, { ArgumentAxis, Grid, Label, Legend, MinorGrid, Series, } from 'devextreme-react/chart'; import RangeSelector, { Behavior, Chart as RsChart, Label as RsLabel, Scale, Series as RsSeries, SliderMarker, } from 'devextreme-react/range-selector'; import { dataSource } from './data.js'; const App = () => { const [range, setRange] = useState([]); const updateRange = useCallback((data) => { setRange(data.value); }, []); return ( <> <Chart id="zoomed-chart" dataSource={dataSource} resizePanesOnZoom={true} > <Series /> <ArgumentAxis visualRange={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={updateRange} > <RsChart> <RsSeries /> </RsChart> <Scale minRange={1} minorTickCount={10} type="logarithmic" > <RsLabel format="exponential" /> </Scale> <SliderMarker format="exponential" /> <Behavior snapToTicks={false} valueChangeMode="onHandleMove" /> </RangeSelector> </> ); }; export default App;

import React from 'react'; import ReactDOM from 'react-dom'; import App from './App.tsx'; ReactDOM.render( <App />, document.getElementById('app'), );

const data: ({ arg: number; val: number; })[] = []; for (let i = 0; i < 100; i += 1) { data.push({ arg: 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;

import React from 'react'; import ReactDOM from 'react-dom'; import App from './App.js'; ReactDOM.render(<App />, document.getElementById('app'));

const data = []; for (let i = 0; i < 100; i += 1) { data.push({ arg: 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;

<!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/26.1.5/css/dx.light.css" /> <link rel="stylesheet" type="text/css" href="./bundle.css" /> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="app"></div> </div> <script src="bundles/vendor/react.vendor.js"></script> <script src="./bundle.js"></script> </body> </html>

#zoomed-chart { height: 335px; margin: 0 0 15px; } #range-selector { height: 120px; }