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    Point Charts

    Scatter

    Documentation

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

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    $(() => { const dataSource = generateDataSource(); $('#chart').dxChart({ dataSource, commonSeriesSettings: { type: 'scatter', }, series: [{ argumentField: 'x1', valueField: 'y1', }, { argumentField: 'x2', valueField: 'y2', point: { symbol: 'triangleDown', }, }], argumentAxis: { grid: { visible: true, }, tickInterval: 5, minorGrid: { visible: true, }, }, valueAxis: { tickInterval: 50, }, legend: { visible: false, }, commonPaneSettings: { border: { visible: true, }, }, }); function generateDataSource() { 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 = []; let i; let x1; let x2; let y1; let y2; let isNegativeDelta; let delta1; let delta2; 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, max) { return Math.floor(Math.random() * (max - min + 1)) + min; } });
    <!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <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" /> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script> <script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/22.2.3/css/dx.light.css" /> <script src="https://cdn3.devexpress.com/jslib/22.2.3/js/dx.all.js"></script> <link rel="stylesheet" type="text/css" href="styles.css" /> <script src="index.js"></script> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="chart"></div> </div> </body> </html>
    #chart { height: 440px; }