Stacked Step Area in JavaScript (ES5) Chart control

06 Jun 2023 / 2 minutes to read

Stacked Area

To render a stacked area series, use series type as StackingArea and inject StackingAreaSeries module using Chart.Inject(StackingAreaSeries) method.

Source

Preview

index.js

index.html

var chartData = [
    { x: new Date(2000, 0, 1), y: 0.61, y1: 0.03, y2: 0.48, y3: 0.23 },
    { x: new Date(2001, 0, 1), y: 0.81, y1: 0.05, y2: 0.53, y3: 0.17 },
    { x: new Date(2002, 0, 1), y: 0.91, y1: 0.06, y2: 0.57, y3: 0.17 },
    { x: new Date(2003, 0, 1), y: 1, y1: 0.09, y2: 0.61, y3: 0.20 },
    { x: new Date(2004, 0, 1), y: 1.19, y1: 0.14, y2: 0.63, y3: 0.23 },
    { x: new Date(2005, 0, 1), y: 1.47, y1: 0.20, y2: 0.64, y3: 0.36 },
    { x: new Date(2006, 0, 1), y: 1.74, y1: 0.29, y2: 0.66, y3: 0.43 },
    { x: new Date(2007, 0, 1), y: 1.98, y1: 0.46, y2: 0.76, y3: 0.52 },
    { x: new Date(2008, 0, 1), y: 1.99, y1: 0.64, y2: 0.77, y3: 0.72 },
    { x: new Date(2009, 0, 1), y: 1.70, y1: 0.75, y2: 0.55, y3: 1.29 },
    { x: new Date(2010, 0, 1), y: 1.48, y1: 1.06, y2: 0.54, y3: 1.38 },
    { x: new Date(2011, 0, 1), y: 1.38, y1: 1.25, y2: 0.57, y3: 1.82 },
    { x: new Date(2012, 0, 1), y: 1.66, y1: 1.55, y2: 0.61, y3: 2.16 },
    { x: new Date(2013, 0, 1), y: 1.66, y1: 1.55, y2: 0.67, y3: 2.51 },
    { x: new Date(2014, 0, 1), y: 1.67, y1: 1.65, y2: 0.67, y3: 2.61 }
];
var chart = new ej.charts.Chart({
        primaryXAxis: {
            title: 'Years',
            valueType: 'DateTime',
            intervalType: 'Years',
            majorTickLines: { width: 0 },
            labelFormat: 'y',
            edgeLabelPlacement: 'Shift'
        },
        primaryYAxis:
        {
            title: 'Spend in Billions',
            minimum: 0,
            maximum: 7,
            interval: 1,
            majorTickLines: { width: 0 },
            labelFormat: '{value}B'
        },
        series: [
            {
                dataSource: chartData, xName: 'x', yName: 'y',
                //Series type as stacked area series
                type: 'StackingStepArea',
                name: 'Organic'
            }, {
                dataSource: chartData, xName: 'x', yName: 'y1',
                type: 'StackingStepArea', name: 'Fair-trade',
            }, {
                dataSource: chartData, xName: 'x', yName: 'y3',
                type: 'StackingStepArea', name: 'Others',
            }
        ],
        title: 'Trend in Sales of Ethical Produce'
}, '#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://cdn.syncfusion.com/ej2/21.2.3/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <div id="element"></div>
    </div>


<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

Series customization

The following properties can be used to customize the stacked step area series.

fill – Specifies the color of the area series.
opacity – Specifies the opacity of fill.
dashArray – Specifies the dashes of series.
width – Specifies the width for series.