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Chart dimensions in EJ2 JavaScript Chart control

3 Feb 202610 minutes to read

Size for Container

The chart can render to its container size. Set the size via inline styles or CSS as shown below.

    <div id='container'>
        <div id='element' style="width:650px; height:350px;"></div>
    </div>
var chartData = [
    { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
    { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
    { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
    { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
    { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
    { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
];
var chart  = new ej.charts.Chart({
  primaryXAxis: {
      valueType: 'Category'
  },
  series:[{
      dataSource: chartData,
      xName: 'month',
      yName: 'sales',
      type: 'Line'
  }],
  // Width and height for chart in pixel
  width: '650', height: '350'
}, '#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/ej2/33.1.44/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 for Chart

Set the chart size directly using the width and height properties.

In Pixel

You can set the size of chart in pixel as demonstrated below.

var chartData = [
      { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
      { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
      { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
      { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
      { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
      { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
];
var chart  = new ej.charts.Chart({
    primaryXAxis: {
        valueType: 'Category'
    },
    series:[{
        dataSource: chartData,
        xName: 'month',
        yName: 'sales',
        type: 'Line'
    }],
    // Width and height for chart in pixel
    width: '650', height: '350'
}, '#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/ej2/33.1.44/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>

In Percentage

When percentage values are used, the chart dimensions are relative to the container. For example, a height of 50% renders the chart to half the container height.

var chartData = [
      { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
      { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
      { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
      { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
      { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
      { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
];
var chart = new ej.charts.Chart({
    primaryXAxis: {
        valueType: 'Category'
    },
    series:[{
        dataSource: chartData,
        xName: 'month',
        yName: 'sales',
        type: 'Line'
    }],
    // Width and height for chart in percentage
    width: '80%', height: '90%'
}, '#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/ej2/33.1.44/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>

Note: When you do not specify the size, it takes 450px as the height and window size as its width.
Note: When no size is specified, the chart defaults to a height of 450px and uses the window width.