jQuery Kontrol

Library of UI controls ; dial (was 'knob'), XY pad, bars control ...

• canvas based ; no png or jpg sprites.
• touch, mousewheel, keyboard events implemented.
• downward compatible ; overloads inputs.

Demo : http://anthonyterrien.com/kontrol/

Controls

• Dial (was 'Knob') : $('#id').dial()
• XY : $('#id').xy()
• Bars : $('#id').bars()

Example

<input type="text" value="75" class="dial">  <script> $(function() {     $(".dial").dial(); } </script> 

Options

Options are provided as attributes 'data-option':

<input type="text" class="dial" data-min="-50" data-max="50"> 

... or in the plugin method call :

$(".dial").dial({                 'min':-50                 ,'max':50                 }) 

The following options are supported on controls :

Behaviors :

• min : min value || default=0.
• max : max value || default=100.
• stopper : stop at 0 & 100 on keydown/mousewheel || default=true.
• readOnly : disable input and events.
• flatMouse : the dial responds to up-down mouse movement instead of radial mouse movement.
• noScroll : disable the mouse wheel for the dial.

UI :

• cursor : display mode "cursor" | default=gauge.
• thickness : gauge thickness.
• width : dial width.
• displayInput : default=true | false=hide input.
• displayPrevious : default=false | true=displays the previous value with transparency.
• fgColor : foreground color.
• bgColor : background color.

Hooks

<script> $(".dial").knob({                     'release' : function (v) { /*make something*/ }                 }); </script> 

• 'release' : executed on release

  Parameters :

  • value : int, current value

• 'change' : executed at each change of the value

  Parameters :

  • value : int, current value

• 'draw' : when drawing the canvas

• 'cancel' : on [esc] keydown

• 'start' : executed on mousedown or touchStart

The scope (this) of each hook function is an instance of Kontrol component.

Example

<input type="text" value="75" class="dial">  <script> $(".dial").dial({                 'change':function(e){                         console.log(e);                     }                 }); </script> 

Dynamically configure

<script> $('.dial').trigger('configure',{"fgColor":"#FF0000", "cursor":true}) </script> 

Set the value

<script> $('input')     .val(27)     .trigger('change'); </script> 

Make your own component

$(function () {

/**  *  * Kontrol core  *  */   // Component logic k.NewComponent = function () {      // extends Kontrol Object     k.o.call(this);      /**      *      * your code      *      */ };  // jQuery plugin $.fn.newcomponent = function (o) {     return this.each(         function () {             var k = new k.NewComponent();             k.o = o;             k.$ = $(this);             k.run();         }     ).parent(); }; 

});

Supported browsers

Chrome / Safari / Firefox / IE 9.0