Spline Chart in EJ2 TypeScript control

28 Sep 20234 minutes to read

Spline

To render a spline series, use series type as Spline and inject SplineSeries module using Chart.Inject(SplineSeries) method.

import { Chart, SplineSeries, Category } from '@syncfusion/ej2-charts';
import { polarCategory } from './datasource.ts';
Chart.Inject(SplineSeries, Category);

let chart: Chart = new Chart({
    primaryXAxis: {
        valueType: 'Category'
    },
    series:[{
        dataSource: polarCategory,
        xName: 'x', yName: 'y',
        // Series type as spline series
        type: 'Spline'
    }],
}, '#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 spline series.

  • fill – Specifies the color of the series.
  • opacity – Specifies the opacity of fill.
  • dashArray – Specifies the dashes for series.
  • width – Specifies the width for series.
import { Chart, SplineSeries } from '@syncfusion/ej2-charts';
import { numData } from './datasource.ts';
Chart.Inject(SplineSeries);

let chart: Chart = new Chart({
    series:[{
        dataSource: numData,
        //fill for chart series
        fill: 'blue',
        //line width as 4 for chart series
        width:4,
        //dash array value as 5,5
        dashArray: '2',
        xName: 'x', yName: 'y',
        type: 'Spline'
    }],
}, '#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