/**
* ezMark - A Simple Checkbox and Radio button Styling plugin. 
* This plugin allows you to use a custom Image for Checkbox or Radio button. Its very simple, small and easy to use.
* 
* Copyright (c) Abdullah Rubiyath <http://www.itsalif.info/>.
* Released under MIT License
* 
* Files with this plugin:
* - jquery.ezmark.js
* - ezmark.css
* 
* <usage>
* At first, include both the css and js file at the top
* 
* Then, simply use: 
* 	$('selector').ezMark([options]);
*  
* [options] accepts following JSON properties:
*  checkboxCls - custom Checkbox Class
*  checkedCls  - checkbox Checked State's Class
*  radioCls    - custom radiobutton Class
*  selectedCls - radiobutton's Selected State's Class
*  
* </usage>
* 
* View Documention/Demo here:
* http://www.itsalif.info/content/ezmark-jquery-checkbox-radiobutton-plugin
* 
* @author Abdullah Rubiyath
* @version 1.0
* @date June 27, 2010
*/

(function ($) {
    $.fn.ezMark = function (options) {
        options = options || {};
        var defaultOpt = {
            checkboxCls: options.checkboxCls || 'ez-checkbox', radioCls: options.radioCls || 'ez-radio',
            checkedCls: options.checkedCls || 'ez-checked', selectedCls: options.selectedCls || 'ez-selected',
            hideCls: 'ez-hide'
        };
        return this.each(function () {
            var $this = $(this);
            var wrapTag = $this.attr('type') == 'checkbox' ? '<div class="' + defaultOpt.checkboxCls + '">' : '<div class="' + defaultOpt.radioCls + '">';
            // for checkbox
            if ($this.attr('type') == 'checkbox') {
                $this.addClass(defaultOpt.hideCls).wrap(wrapTag).change(function () {
                    if ($(this).is(':checked')) {
                        $(this).parent().addClass(defaultOpt.checkedCls);
                    }
                    else { $(this).parent().removeClass(defaultOpt.checkedCls); }
                });

                if ($this.is(':checked')) {
                    $this.parent().addClass(defaultOpt.checkedCls);
                }
            }
            else if ($this.attr('type') == 'radio') {

                $this.addClass(defaultOpt.hideCls).wrap(wrapTag).change(function () {
                    // radio button may contain groups! - so check for group
                    $('input[name="' + $(this).attr('name') + '"]').each(function () {
                        if ($(this).is(':checked')) {
                            $(this).parent().addClass(defaultOpt.selectedCls);
                        } else {
                            $(this).parent().removeClass(defaultOpt.selectedCls);
                        }
                    });
                });

                if ($this.is(':checked')) {
                    $this.parent().addClass(defaultOpt.selectedCls);
                }
            }
        });
    }
})(jQuery);