Value bar in EJ2 JavaScript Bullet chart control
29 Dec 202311 minutes to read
To display the primary data or the current value of the data being measured known as the Feature Measure that should be encoded as a bar. This is called as the Actual Bar or the Feature Bar in the Bullet Chart, and to display the actual bar the valueField
should be mapped to the appropriate field from the data source.
var chart = new ej.charts.BulletChart({
title: 'Sales Rate',
dataSource: [
{ value: 55, target: 75, category: 'Year 1' },
],
animation: { enable: false },
valueField: 'value',
ranges: [ { end: 35 },
{ end: 50 },
{ end: 100 }
],
minimum: 0, maximum: 100, interval: 20
}, '#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/ej2/27.2.2/dist/ej2.min.js" type="text/javascript"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.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>
Types of actual bar
The shape of the actual bar can be customized using the type
property of the Bullet Chart. The actual bar contains Rect
and Dot
shapes. By default, the actual bar shape is Rect.
var chart = new ej.charts.BulletChart({
title: 'Sales Rate',
dataSource: [
{ value: 55, target: 75, category: 'Year 1' },
],
animation: { enable: false },
valueField: 'value',
ranges: [ { end: 35 },
{ end: 50 },
{ end: 100 }
],
type: 'Dot',
minimum: 0, maximum: 100, interval: 20
}, '#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/ej2/27.2.2/dist/ej2.min.js" type="text/javascript"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.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>
Actual bar customization
Border customization
Using the valueBorder
property of the bullet chart, you can customize the border color
and width
of the actual bar.
var chart = new ej.charts.BulletChart({
title: 'Sales Rate',
dataSource: [
{ value: 55, target: 75, category: 'Year 1' },
],
animation: { enable: false },
valueField: 'value',
ranges: [ { end: 35 },
{ end: 50 },
{ end: 100 }
],
valueBorder: { color: 'red', width: 3 },
minimum: 0, maximum: 100, interval: 20
}, '#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/ej2/27.2.2/dist/ej2.min.js" type="text/javascript"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.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>
Fill color and height customization
Customize the fill color and height of the actual bar using the valueFill
and valueHeight
properties of the bullet chart. Also, you can bind the color for the actual bar from dataSource
for the bullet chart using valueFill
property.
var chart = new ej.charts.BulletChart({
title: 'Sales Rate',
dataSource: [
{ value: 55, target: 75, category: 'Year 1', color: 'blue' },
],
animation: { enable: false },
valueField: 'value',
ranges: [
{ end: 35 },
{ end: 50 },
{ end: 100 }
],
valueFill: 'color',
valueHeight: 15,
minimum: 0, maximum: 100, interval: 20
}, '#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/ej2/27.2.2/dist/ej2.min.js" type="text/javascript"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.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>