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Funnel in JavaScript (ES5) Accumulation Chart control

08 May 2023 / 5 minutes to read

To render a funnel series, use the series type as Funnel and inject, the FunnelSeries module using the AccumulationChart.Inject(FunnelSeries) method.

Source
Preview
index.js
index.html
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var chart = new ej.charts.AccumulationChart({
    width: '500px',
    series: [{
        type: 'Funnel',
        dataSource: [{ x: 'Renewed', y: 18.20, text: 'Renewed 18.20%' },
        { x: 'Subscribe', y: 27.3, text: 'Subscribe 27.3%' },
        { x: 'Support', y: 55.9, text: 'Support 55.9%' },
        { x: 'Downloaded', y: 76.8, text: 'Downloaded 76.8%' },
        { x: 'Visited', y: 100, text: 'Visited 100%' }],
        xName: 'x', yName: 'y',
        dataLabel: { name: 'text', visible: true, position: 'Inside' },
        width: '60%', height: '90%'}
        ],
    title: 'Website visitor',
}, '#element');
Copied to clipboard
<!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>

Size

The size of the funnel chart can be customized by using the width and height properties.

Source
Preview
index.js
index.html
Copied to clipboard
var chart = new ej.charts.AccumulationChart({
    series: [{
        type: 'Funnel',
        dataSource: [{ x: 'Renewed', y: 18.20, text: 'Renewed 18.20%' },
        { x: 'Subscribe', y: 27.3, text: 'Subscribe 27.3%' },
        { x: 'Support', y: 55.9, text: 'Support 55.9%' },
        { x: 'Downloaded', y: 76.8, text: 'Downloaded 76.8%' },
        { x: 'Visited', y: 100, text: 'Visited 100%' }],
        xName: 'x', yName: 'y',
        //Width of the funnel will be 100% of the chart area
        width: '60%',
        //Height of the funnel will be 100% of the chart area
        height: '80%',
        dataLabel: { name: 'text', visible: true, position: 'Inside' },
        }],
    title: 'Website visitor',
}, '#element');
Copied to clipboard
<!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>

Neck Size

The funnel’s neck size can be customized by using the neckWidth and neckHeight properties.

Source
Preview
index.js
index.html
Copied to clipboard
var chart = new ej.charts.AccumulationChart({
    series: [{
        type: 'Funnel',
        dataSource: [{ x: 'Renewed', y: 18.20, text: 'Renewed 18.20%' },
        { x: 'Subscribe', y: 27.3, text: 'Subscribe 27.3%' },
        { x: 'Support', y: 55.9, text: 'Support 55.9%' },
        { x: 'Downloaded', y: 76.8, text: 'Downloaded 76.8%' },
        { x: 'Visited', y: 100, text: 'Visited 100%' }],
        xName: 'x', yName: 'y',
        //Width of the neck will be set as 25% of the chart area
        neckWidth: '25%', neckHeight:'5%',
        dataLabel: { name: 'text', visible: true, position: 'Inside' },
        }],
    title: 'Website visitor',
}, '#element');
Copied to clipboard
<!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>

Gap Between the Segments

Funnel chart provides options to customize the space between the segments by using the gapRatio property of the series. It ranges from 0 to 1.

Source
Preview
index.js
index.html
Copied to clipboard
var pyramidchart = new ej.charts.AccumulationChart({
    series: [{
        type: 'Funnel',
        dataSource: [{ x: 'Renewed', y: 18.20, text: 'Renewed 18.20%' },
        { x: 'Subscribe', y: 27.3, text: 'Subscribe 27.3%' },
        { x: 'Support', y: 55.9, text: 'Support 55.9%' },
        { x: 'Downloaded', y: 76.8, text: 'Downloaded 76.8%' },
        { x: 'Visited', y: 100, text: 'Visited 100%' }],
        xName: 'x', yName: 'y',
        dataLabel: { visible: true, name: 'text', position: 'Inside'  },
        // Defines the gap to be left between the segments
        gapRatio: 0.04,
        }],
    title: 'Website visitor',
}, '#element');
Copied to clipboard
<!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>

Explode

Points can be exploded on mouse click by setting the explode property to true. You can also explode the point on load using explodeIndex. Explode distance can be set by using explodeOffset property.

Source
Preview
index.js
index.html
Copied to clipboard
var piechart = new ej.charts.AccumulationChart({
    series: [
        {
            dataSource: [
                { x: 'Jan', y: 3, text: 'Jan: 3' }, { x: 'Feb', y: 3.5, text: 'Feb: 3.5' },
                { x: 'Mar', y: 7, text: 'Mar: 7' }, { x: 'Apr', y: 13.5, text: 'Apr: 13.5' },
                { x: 'May', y: 19, text: 'May: 19' }, { x: 'Jun', y: 23.5, text: 'Jun: 23.5' },
                { x: 'Jul', y: 26, text: 'Jul: 26' }, { x: 'Aug', y: 25, text: 'Aug: 25' },
                { x: 'Sep', y: 21, text: 'Sep: 21' }, { x: 'Oct', y: 15, text: 'Oct: 15' },
                { x: 'Nov', y: 9, text: 'Nov: 9' }, { x: 'Dec', y: 3.5, text: 'Dec: 3.5' }],
            dataLabel: { visible: true, name: 'text', position: 'Outside'  },
            groupTo: '11',
            xName: 'x',
            yName: 'y'
        }
    ],
    textRender: (args: IAccTextRenderEventArgs) => {
        if (args.text.indexOf('Others') > -1) {
            args.color = 'red';
            args.border.width = 1;
        }
    },
    pointRender: (args: IAccPointRenderEventArgs) => {
        if ((args.point.x as string).indexOf('Others') > -1) {
            args.fill = '#D3D3D3';
        }
    },
}, '#element');
Copied to clipboard
<!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>

Smart Data Label

It provides the data label smart arrangement of the funnel and pyramid series. The overlap data label will be placed on left side of the funnel/pyramid series.

Source
Preview
index.js
index.html
Copied to clipboard
var data = [
        { 'x': 'China', y: 1409517397, text: 'China' },
        { 'x': 'India', y: 1339180127, text: 'India' },
        { 'x': 'United States', y: 324459463, text: 'United States' },
        { 'x': 'Indonesia', y: 263991379, text: 'Indonesia' },
        { 'x': 'Brazil', y: 209288278, text: 'Brazil' },
        { 'x': 'Pakistan', y: 197015955, text: 'Pakistan' },
        { 'x': 'Nigeria', y: 190886311, text: 'Nigeria' },
        { 'x': 'Bangladesh', y: 164669751, text: 'Bangladesh' },
        { 'x': 'Russia', y: 143989754, text: 'Russia' },
        { 'x': 'Mexico', y: 129163276, text: 'Mexico' },
        { 'x': 'Japan', y: 127484450, text: ' Japan' },
        { 'x': 'Ethiopia', y: 104957438, text: 'Ethiopia' },
        { 'x': 'Philippines', y: 104918090, text: 'Philippines' },
        { 'x': 'Egypt', y: 97553151, text: 'Egypt' },
        { 'x': 'Vietnam', y: 95540800, text: 'Vietnam' },
        { 'x': 'Germany', y: 82114224, text: 'Germany' }];

var chart = new ej.charts.AccumulationChart({
    series: [{
         series: [{
            type: 'Funnel', dataSource: data, xName: 'x', yName: 'y',
            neckWidth: '15%',
            neckHeight: '18%',
            name: '2017 Population',
            dataLabel: {
                visible: true, position: 'Outside',
                connectorStyle: { length: '6%' }, name: 'text',
            },
            explode: false,
        }],
        legendSettings: {visible: false},
        //Initializing tooltip
        tooltip: { enable: true, format: '${point.x} : <b>${point.y}</b>' },
        load: function(args) {
            var selectedTheme = location.hash.split('/')[1];
            selectedTheme = selectedTheme ? selectedTheme : 'Material';
            args.accumulation.theme = (selectedTheme.charAt(0).toUpperCase() +
            selectedTheme.slice(1)).replace(/-dark/i, 'Dark');
            if (args.accumulation.availableSize.width < args.accumulation.availableSize.height) {
                args.accumulation.series[0].width = '80%';
                args.accumulation.series[0].height = '70%';
            }
        },
        resized: function(args) {
            var bounds = document.getElementById('container').getBoundingClientRect();
            if (bounds.width < bounds.height) {
                args.accumulation.series[0].width = '80%';
                args.accumulation.series[0].height = '70%';
            } else {
                args.accumulation.series[0].width = '60%';
                args.accumulation.series[0].height = '80%';
            }
        },
        //Initializing Chart title
        title: 'Top population countries in the world 2017',
}, '#element');
Copied to clipboard
<!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>

Customization

Individual points can be customized using the pointRender event.

Source
Preview
index.js
index.html
Copied to clipboard
var piechart = new ej.charts.AccumulationChart({
    series: [
        {
            dataSource: [
                { x: 'Jan', y: 3, text: 'Jan: 3' }, { x: 'Feb', y: 3.5, text: 'Feb: 3.5' },
                { x: 'Mar', y: 7, text: 'Mar: 7' }, { x: 'Apr', y: 13.5, text: 'Apr: 13.5' },
                { x: 'May', y: 19, text: 'May: 19' }, { x: 'Jun', y: 23.5, text: 'Jun: 23.5' },
                { x: 'Jul', y: 26, text: 'Jul: 26' }, { x: 'Aug', y: 25, text: 'Aug: 25' },
                { x: 'Sep', y: 21, text: 'Sep: 21' }, { x: 'Oct', y: 15, text: 'Oct: 15' },
                { x: 'Nov', y: 9, text: 'Nov: 9' }, { x: 'Dec', y: 3.5, text: 'Dec: 3.5' }],
            dataLabel: { visible: true, name: 'text', position: 'Outside'  },
            groupTo: '11',
            xName: 'x',
            yName: 'y'
        }
    ],
    textRender: (args: IAccTextRenderEventArgs) => {
        if (args.text.indexOf('Others') > -1) {
            args.color = 'red';
            args.border.width = 1;
        }
    },
    pointRender: (args: IAccPointRenderEventArgs) => {
        if ((args.point.x as string).indexOf('Others') > -1) {
            args.fill = '#D3D3D3';
        }
    },
}, '#element');
Copied to clipboard
<!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>

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