Your search did not match any results.
Range Selector

Logarithmic Scale

Documentation

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

Apply
Reset
<template> <div> <dx-chart id="zoomed-chart" :data-source="dataSource" :resize-panes-on-zoom="true" > <dx-series/> <dx-argument-axis :value-margins-enabled="false" :minor-tick-count="10" :visual-range="range" type="logarithmic" > <dx-label format="exponential"/> <dx-grid :visible="true"/> <dx-minor-grid :visible="true"/> </dx-argument-axis> <dx-legend :visible="false"/> </dx-chart> <dx-range-selector id="range-selector" :data-source="dataSource" :value.sync="range" > <dx-rs-chart> <dx-rs-series/> </dx-rs-chart> <dx-scale :min-range="1" :minor-tick-count="10" type="logarithmic" > <dx-rs-label format="exponential"/> </dx-scale> <dx-slider-marker format="exponential"/> <dx-behavior :snap-to-ticks="false" call-value-changed="onMoving" /> </dx-range-selector> </div> </template> <script> import { dataSource } from './data.js'; 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'; export default { components: { DxChart, DxSeries, DxArgumentAxis, DxGrid, DxMinorGrid, DxLegend, DxLabel, DxRangeSelector, DxScale, DxSliderMarker, DxBehavior, DxRsLabel, DxRsChart, DxRsSeries }, data() { return { dataSource, range: [] }; } }; </script> <style scoped> #zoomed-chart{ height: 335px; margin: 0 0 15px; } #range-selector { height: 120px; } </style>
import Vue from 'vue'; import App from './App.vue'; new Vue({ el: '#app', components: { App }, template: '<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/19.2.3/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/19.2.3/css/dx.light.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"> <span v-if="false">Loading...</span> </div> </div> </body> </html>
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/' }, map: { vue: 'npm:vue@2.6.3/dist/vue.esm.browser.js', 'vue-loader': 'npm:dx-systemjs-vue-browser@latest/index.js', 'devextreme': 'npm:devextreme@19.2', 'devextreme-vue': 'npm:devextreme-vue@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', 'plugin-babel': 'npm:systemjs-plugin-babel@0/plugin-babel.js', 'systemjs-babel-build': 'npm:systemjs-plugin-babel@0/systemjs-babel-browser.js' }, meta: { '*.vue': { loader: 'vue-loader' } }, packages: { 'devextreme-vue': { main: 'index.js' }, 'devextreme': { defaultExtension: 'js' } }, babelOptions: { sourceMaps: false, stage0: true } });