Help us shape the 2021 DevExtreme Roadmap. Take our 5 minute survey.
Your search did not match any results.
Bar Gauge

Tooltip and Legend


This demo shows how to enable and customize tooltips in the the BarGauge widget. A tooltip is a small pop-up rectangle that displays the value of the bar that is currently hovered over. To enable the tooltips, the enabled option is set to true. The text displayed by the tooltips is customized using the customizeText option.

Copy to CodeSandBox
<template> <div> <DxBarGauge id="gauge" :start-value="0" :end-value="200" :values="values" > <DxLabel :visible="false" /> <DxTooltip :enabled="true" :customize-tooltip="customizeTooltip" /> <DxExport :enabled="true" /> <DxTitle text="Average Speed by Racer" > <DxFont :size="28" /> </DxTitle> <DxLegend :visible="true" :customize-text="customizeText" vertical-alignment="bottom" horizontal-alignment="center" /> </DxBarGauge> </div> </template> <script> import { DxBarGauge, DxLabel, DxTooltip, DxExport, DxTitle, DxFont, DxLegend } from 'devextreme-vue/bar-gauge'; export default { components: { DxBarGauge, DxLabel, DxTooltip, DxExport, DxTitle, DxFont, DxLegend }, data() { return { values: [121.4, 135.4, 115.9, 141.1, 127.5] }; }, methods: { getText(item, text) { return `Racer ${(item.index + 1)} - ${text} km/h`; }, customizeTooltip(arg) { return { text: this.getText(arg, arg.valueText) }; }, customizeText(arg) { return this.getText(arg.item, arg.text); } } }; </script> <style scoped> #gauge { height: 440px; width: 100%; } </style>
import { createApp } from 'vue'; import App from './App.vue'; createApp(App).mount('#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="" /> <link rel="dx-theme" data-theme="generic.light" href="" /> <script src=""></script> <script src=""></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>
System.config({ transpiler: 'plugin-babel', meta: { '*.vue': { loader: 'vue-loader' }, }, paths: { 'npm:': '' }, map: { 'vue': 'npm:vue@3.0.0/dist/vue.esm-browser.js', 'vue-loader': 'npm:dx-systemjs-vue-browser@1.0.15/index.js', 'mitt': 'npm:mitt/dist/mitt.umd.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-vue': 'npm:devextreme-vue@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', '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-vue': { main: 'index.js' }, 'devextreme': { defaultExtension: 'js' }, 'devextreme/events/utils': { main: 'index' }, 'devextreme/events': { main: 'index' }, 'es6-object-assign': { main: './index.js', defaultExtension: 'js' } }, babelOptions: { sourceMaps: false, stage0: true } });