jQWidgets jqxKnob labels Property
jQWidgets is a JavaScript framework for making web-based applications for PC and mobile devices. It is a very powerful, optimized, platform-independent, and widely supported framework. The jqxKnob is used for representing a jQuery plugin having a round shape and displaying a draggable indicator within a range of the specified values. This API can also be used in a table or matrix for showing the relative value of a field in a range of values in the specified data region. This API supports HTML5, SVG, & VML rendering.
The labels property is used for setting or getting the labels for the specified jqxKnob. It is of object type & its default value is null.
Syntax:
- For setting the labels property:
$('#jqxKnob').jqxKnob({
labels: {
offset: '85%',
step: 5
}
});- For getting the labels property:
var allowValueChangeOnClick = $('#jqxKnob').jqxKnob('labels');There are several properties of Knob’s labels, that are given below:
- rotate: It is used to specify whether the labels should be vertical or rotated with the appropriate angle.
- offset: It is used to specify the labels offset.
- visible: It is used to determine the label’s visibility.
- step: It is used to sets the labels step.
- formatFunction: This function is used to format the labels.
- style: It is used to specify the style of the labels.
Linked Files: Download jQWidgets from the given link. In the HTML file, locate the script files in the downloaded folder.
<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxbuttons.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdraw.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxknob.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxnumberinput.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqx-all.js”></script>
Example: The below example illustrates the jQWidgets jqxKnob labels property.
HTML
<!DOCTYPE html><html lang="en"> <head> <link rel="stylesheet" href="jqwidgets/styles/jqx.base.css" type="text/css"/> <script type="text/javascript" src="scripts/jquery.js"> </script> <script type="text/javascript" src="jqwidgets/jqxcore.js"> </script> <script type="text/javascript" src="jqwidgets/jqxbuttons.js"> </script> <script type="text/javascript" src="jqwidgets/jqxdraw.js"> </script> <script type="text/javascript" src="jqwidgets/jqxknob.js"> </script> <script type="text/javascript" src="jqwidgets/jqxnumberinput.js"> </script> <script type="text/javascript" src="jqwidgets/jqx-all.js"> </script></head> <body> <center> <h1 style="color:green;"> GeeksforGeeks </h1> <h3> jQWidgets jqxKnob labels Property </h3> <div id='jqx_Knob'> </div> <script type="text/javascript"> $(document).ready(function () { $('#jqx_Knob').jqxKnob({ value: 5, min: 0, max: 50, width: 300, startAngle: 0, endAngle: 360, snapToStep: true, marks: { colorRemaining: { color: 'red' }, colorProgress: { color: 'green' }, offset: '70%', thickness: 5, size: '4%' }, labels: { offset: '85%', step: 5 }, progressBar: { style: { fill: 'yellow', stroke: 'black' }, size: '8%', offset: '61%', background: { fill: 'black' } }, pointer: { type: 'arrow', style: { fill: 'green' }, size: '68%', offset: '29%', thickness: 15 } }); }); </script> </center></body> </html> |
Output:
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