JSFiddle - React, Tailwind, and code Playground
by bizamajig
HTML
<script src="http://anthonyterrien.com/js/jquery.knob.js"></script>
<input class='knob' data-fgColor='#2399c0' data-thickness='.15' type='text' value='75'>
<script>
/*!jQuery Knob*/
/**
* Downward compatible, touchable dial
*
* Version: 1.2.12
* Requires: jQuery v1.7+
*
* Copyright (c) 2012 Anthony Terrien
* Under MIT License (http://www.opensource.org/licenses/mit-license.php)
*
* Thanks to vor, eskimoblood, spiffistan, FabrizioC
*/
(function (factory) {
if (typeof exports === 'object') {
// CommonJS
module.exports = factory(require('jquery'));
} else if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else {
// Browser globals
factory(jQuery);
}
}(function ($) {
/**
* Kontrol library
*/
"use strict";
/**
* Definition of globals and core
*/
var k = {}, // kontrol
max = Math.max,
min = Math.min;
k.c = {};
k.c.d = $(document);
k.c.t = function (e) {
return e.originalEvent.touches.length - 1;
};
/**
* Kontrol Object
*
* Definition of an abstract UI control
*
* Each concrete component must call this one.
* <code>
* k.o.call(this);
* </code>
*/
k.o = function () {
var s = this;
this.o = null; // array of options
this.$ = null; // jQuery wrapped element
this.i = null; // mixed HTMLInputElement or array of HTMLInputElement
this.g = null; // deprecated 2D graphics context for 'pre-rendering'
this.v = null; // value ; mixed array or integer
this.cv = null; // change value ; not commited value
this.x = 0; // canvas x position
this.y = 0; // canvas y position
this.w = 0; // canvas width
this.h = 0; // canvas height
this.$c = null; // jQuery canvas element
this.c = null; // rendered canvas...
JavaScript
jQuery(document).ready(function ($) {
$('.knob').knob();
$({ value: 0 }).animate({ value: 75 }, {
duration: 1000,
easing: 'swing',
step: function () {
return $('.knob').val(Math.ceil(this.value)).trigger('change');
}
});
return setTimeout(function () {
return $('.knob').attr('data-fgColor', 'red').trigger('change');
}, 1000);
});