//abstract system class
var FMPSystems = extendClass(null, {
    /**
     * init system
     *
     * @param {HTMLElement} el
     */
    init: function(el){},

    /**
     * disable system
     */
    disable: function(){},

    /**
     * reset system data
     */
    reset: function(){},

    /**
     * get systemdata
     *
     * @returns {*}
     */
    getData: function(){},

    /**
     * set system data
     *
     * @param {object} obj
     */
    setData: function(obj){},

    /**
     * load data from event
     *
     * @param {object} event
     */
    load: function(event){},

    /**
     * save data to event, returns true if data was changed
     *
     * @param {object} event
     *
     * @returns {boolean}
     */
    save: function(event){}
}, function(){
    //call init method
    this.init.apply(this, arguments)
});