Vue Charts - Scatter

Scatter charts can be used whenever you need to allow the user to draw their own conclusions about information displayed within the chart.

Backend API

<template> <DxChart id="chart" :data-source="dataSource" > <DxCommonSeriesSettings type="scatter"/> <DxSeries argument-field="x1" value-field="y1" /> <DxSeries argument-field="x2" value-field="y2" > <DxPoint symbol="triangleDown"/> </DxSeries> <DxArgumentAxis :tick-interval="5"> <DxGrid :visible="true"/> <DxMinorGrid :visible="true"/> </DxArgumentAxis> <DxValueAxis :tick-interval="50"/> <DxLegend :visible="false"/> <DxCommonPaneSettings> <DxBorder :visible="true"/> </DxCommonPaneSettings> </DxChart> </template> <script setup lang="ts"> import { DxChart, DxSeries, DxPoint, DxCommonSeriesSettings, DxLegend, DxValueAxis, DxArgumentAxis, DxGrid, DxMinorGrid, DxCommonPaneSettings, DxBorder, } from 'devextreme-vue/chart'; import { generateDataSource } from './data.ts'; const dataSource = generateDataSource(); </script> <style> #chart { height: 440px; } </style>

interface DataPoint { x1: number; y1: number; x2: number; y2: number; } export function generateDataSource(): DataPoint[] { const b1 = random(-100, 100) / 10; const b2 = random(-100, 100) / 10; let k1 = random(-100, 100) / 10; let k2 = random(-100, 100) / 10; const ds: DataPoint[] = []; let i: number; let x1: number; let x2: number; let y1: number; let y2: number; let isNegativeDelta: boolean; let delta1: number; let delta2: number; if (k1 < 0.1 && k1 >= 0) { k1 = 0.1; } if (k1 > -0.1 && k1 < 0) { k1 = -0.1; } if (k2 < 0.1 && k2 >= 0) { k2 = 0.1; } if (k2 > -0.1 && k2 < 0) { k2 = -0.1; } const deviation1 = Math.abs(k1 * 8); const deviation2 = Math.abs(k2 * 8); for (i = 0; i < 30; i += 1) { x1 = random(1, 20); x2 = random(1, 20); isNegativeDelta = random(0, 1) === 0; delta1 = deviation1 * Math.random(); delta2 = deviation2 * Math.random(); if (isNegativeDelta) { delta1 = -delta1; delta2 = -delta2; } y1 = k1 * x1 + b1 + delta1; y2 = k2 * x2 + b2 + delta2; ds.push({ x1, y1, x2, y2, }); } return ds; } function random(min: number, max: number): number { return Math.floor(Math.random() * (max - min + 1)) + min; }

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"> <span v-if="false">Loading...</span> </div> </div> <script src="bundles/vendor/vue.vendor.js"></script> <script src="./bundle.js"></script> </body> </html>