Vue Range Selector - Logarithmic Scale

In this demo, a logarithmic axis is used to select a range within a set of rapidly-growing values.

Backend API

<template> <div> <DxChart id="zoomed-chart" :data-source="dataSource" :resize-panes-on-zoom="true" > <DxSeries/> <DxArgumentAxis :value-margins-enabled="false" :minor-tick-count="10" :visual-range="range" type="logarithmic" > <DxLabel format="exponential"/> <DxGrid :visible="true"/> <DxMinorGrid :visible="true"/> </DxArgumentAxis> <DxLegend :visible="false"/> </DxChart> <DxRangeSelector id="range-selector" :data-source="dataSource" v-model:value="range" > <DxRsChart> <DxRsSeries/> </DxRsChart> <DxScale :min-range="1" :minor-tick-count="10" type="logarithmic" > <DxRsLabel format="exponential"/> </DxScale> <DxSliderMarker format="exponential"/> <DxBehavior :snap-to-ticks="false" value-change-mode="onHandleMove" /> </DxRangeSelector> </div> </template> <script setup lang="ts"> import { ref } from 'vue'; import { DxChart, DxSeries, DxArgumentAxis, DxGrid, DxMinorGrid, DxLegend, DxLabel, } from 'devextreme-vue/chart'; import { DxRangeSelector, DxScale, DxSliderMarker, DxBehavior, DxLabel as DxRsLabel, DxChart as DxRsChart, DxSeries as DxRsSeries, } from 'devextreme-vue/range-selector'; import { dataSource } from './data.ts'; const range = ref([]); </script> <style> #zoomed-chart { height: 335px; margin: 0 0 15px; } #range-selector { height: 120px; } </style>

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;

import { createApp } from 'vue'; import App from './App.vue'; createApp(App).mount('#app');

<!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/vue.vendor.js"></script> <script src="./bundle.js"></script> </body> </html>