Bubble in EJ2 TypeScript Chart control

10 Jul 20239 minutes to read

Bubble

To render a bubble series, use series type as Bubble and inject BubbleSeries module using Chart.Inject(BubbleSeries) method.

import { Chart, BubbleSeries} from '@syncfusion/ej2-charts';
import { EmitType } from '@syncfusion/ej2-base';
Chart.Inject(BubbleSeries);
    let chart: Chart = new Chart({
        series: [
            {
                type: 'Bubble',
                dataSource: [{ x: 92.2, y: 7.8, size: 1.347, text: 'China' },
                { x: 74, y: 6.5, size: 1.241, text: 'India' },
                { x: 90.4, y: 6.0, size: 0.238, text: 'Indonesia' },
                { x: 99.4, y: 2.2, size: 0.312, text: 'US' },
                { x: 88.6, y: 1.3, size: 0.197, text: 'Brazil' },
                { x: 99, y: 0.7, size: 0.0818, text: 'Germany' },
                { x: 72, y: 2.0, size: 0.0826, text: 'Egypt' },
                { x: 99.6, y: 3.4, size: 0.143, text: 'Russia' },
                { x: 99, y: 0.2, size: 0.128, text: 'Japan' },
                { x: 86.1, y: 4.0, size: 0.115, text: 'Mexico' },
                { x: 92.6, y: 6.6, size: 0.096, text: 'Philippines' },
                { x: 61.3, y: 14.5, size: 0.162, text: 'Nigeria' }],
                xName: 'x', yName: 'y', size: 'size',
            },
        ],

}, '#element');
<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container'>
        <div id='element'></div>
    </div>
</body>

</html>

Bubble Size Mapping

size property can be used to map the size value specified in data source.

import { Chart, BubbleSeries} from '@syncfusion/ej2-charts';
import { bubbleData } from './datasource.ts';
import { EmitType } from '@syncfusion/ej2-base';
Chart.Inject(BubbleSeries);
    let chart: Chart = new Chart({
        series: [
            {
                type: 'Bubble',
                dataSource: bubbleData,
                xName: 'x', yName: 'y',
                //size property used to map size values from data source
                size: 'size',
            },
        ],

}, '#element');
<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container'>
        <div id='element'></div>
    </div>
</body>

</html>

Series customization

The following properties can be used to customize the bubble series.

  • fill – Specifies the color of the series.
  • opacity – Specifies the opacity of fill.
import { Chart, BubbleSeries} from '@syncfusion/ej2-charts';
import { bubbleData } from './datasource.ts';
import { EmitType } from '@syncfusion/ej2-base';
Chart.Inject(BubbleSeries);
    let chart: Chart = new Chart({
        series: [
            {
                type: 'Bubble',
                dataSource: bubbleData,
                xName: 'x', yName: 'y', fill: 'blue', opacity: 0.5,
                //size property used to map size values from data source
                size: 'size',
            },
        ],

}, '#element');
<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container'>
        <div id='element'></div>
    </div>
</body>

</html>

See Also