Vue Charts - Step Line

Step line charts display data as points joined by horizontal and vertical line segments (forming a step-like pattern). To create a step line chart, set the series.type property to "stepline".

www.wikipedia.org

Backend API

<template> <DxChart id="container" :data-source="olympicAchievements" title="Australian Olympic Medal Count" > <DxCommonSeriesSettings type="stepline" argument-field="year" > <DxPoint :visible="false"/> </DxCommonSeriesSettings> <DxSeries v-for="medal in medalSources" :key="medal.value" :value-field="medal.value" :name="medal.name" :color="medal.color" /> <DxArgumentAxis> <DxLabel> <DxFormat type="decimal"/> </DxLabel> </DxArgumentAxis> <DxLegend vertical-alignment="bottom" horizontal-alignment="center" /> <DxExport :enabled="true"/> </DxChart> </template> <script setup lang="ts"> import { DxChart, DxSeries, DxArgumentAxis, DxCommonSeriesSettings, DxExport, DxLegend, DxPoint, DxLabel, DxFormat, } from 'devextreme-vue/chart'; import { medalSources, olympicAchievements } from './data.ts'; </script> <style> #container { height: 440px; } </style>

export const medalSources = [ { value: 'bronze', name: 'Bronze Medals', color: '#cd7f32' }, { value: 'silver', name: 'Silver Medals', color: '#c0c0c0' }, { value: 'gold', name: 'Gold Medals', color: '#ffd700' }, ]; export const olympicAchievements = [{ year: 1896, gold: 2, silver: 0, bronze: 0, }, { year: 1900, gold: 2, silver: 0, bronze: 3, }, { year: 1904, gold: 0, silver: 0, bronze: 0, }, { year: 1908, gold: 1, silver: 2, bronze: 2, }, { year: 1912, gold: 2, silver: 2, bronze: 3, }, { year: 1916, gold: 0, silver: 0, bronze: 0, }, { year: 1920, gold: 0, silver: 2, bronze: 1, }, { year: 1924, gold: 3, silver: 1, bronze: 2, }, { year: 1928, gold: 1, silver: 2, bronze: 1, }, { year: 1932, gold: 3, silver: 1, bronze: 1, }, { year: 1936, gold: 0, silver: 0, bronze: 1, }, { year: 1940, gold: 0, silver: 0, bronze: 0, }, { year: 1944, gold: 0, silver: 0, bronze: 0, }, { year: 1948, gold: 2, silver: 6, bronze: 5, }, { year: 1952, gold: 6, silver: 2, bronze: 3, }, { year: 1956, gold: 13, silver: 8, bronze: 14, }, { year: 1960, gold: 8, silver: 8, bronze: 6, }, { year: 1964, gold: 6, silver: 2, bronze: 10, }, { year: 1968, gold: 5, silver: 7, bronze: 5, }, { year: 1972, gold: 8, silver: 7, bronze: 2, }, { year: 1976, gold: 0, silver: 1, bronze: 4, }, { year: 1980, gold: 2, silver: 2, bronze: 5, }, { year: 1984, gold: 4, silver: 8, bronze: 12, }, { year: 1988, gold: 3, silver: 6, bronze: 5, }, { year: 1992, gold: 7, silver: 9, bronze: 11, }, { year: 1996, gold: 9, silver: 9, bronze: 23, }, { year: 2000, gold: 16, silver: 25, bronze: 17, }, { year: 2004, gold: 17, silver: 16, bronze: 16, }, { year: 2008, gold: 14, silver: 15, bronze: 17, }, { year: 2012, gold: 8, silver: 15, bronze: 12, }, { year: 2016, gold: 8, silver: 11, bronze: 10, }];

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>