/**
 * @fileoverview  
 * Trex 정의
 */

/** @namespace */
var Trex = {
	__WORD_JOINER: "\ufeff",
	__WORD_JOINER_REGEXP: /\ufeff/g,
	__KEY: {
		ENTER: '13',
		DELETE: '46',
		SPACE: '32',
		BACKSPACE: '8',
		TAB: '9',
		PASTE: '86', //+ ctrl
		CUT: '88' //+ ctrl
	},
	I: {},
	X: {},
	define: function(destination, properties) {
		return Object.extend(destination, properties);
	},
	available: function(config, name) {
		if(!$tx("tx_" + name)){
			//console.log("Warning: JsObject is existed but element 'tx_" + name + "' is not found.");
			return _FALSE;
		}
		if(!config){
			//console.log("Warning: no config for" + name);
			return _FALSE;
		}
		if(config.use == _FALSE) {
			//console.log("Warning: config.use == _FALSE");
			return _FALSE;
		}
		return _TRUE;
	}
};

//oop
(function(Trex){

	function $$reference($instance) {
		var _$ref = $instance;
		while(_$ref.$reference) {
			_$ref = _$ref.$reference;
		}
		return _$ref;
	}
	
	function $$super($instance) {
		var _$superclass = $instance.constructor.superclass;
		if(_$superclass) {
			var _$initbak = _$superclass.prototype.initialize;
			_$superclass.prototype.initialize = function() {
				this.$reference = $instance;
			}; //fake initialize
			var _$superobj = new _$superclass();
			_$superclass.prototype.initialize = _$initbak;
			
			var _wrapFunc = function(name) {
				if(!_$superobj[name]) return _NULL;
				return function() {
					var _arguments = arguments;
					var _$reference = $$reference($instance);
					var _$superbak = _$reference.$super;
					_$reference.$super = _$superobj.$super;
					var _returns = _$superobj[name].apply(_$reference, _arguments);
					_$reference.$super = _$superbak;
					return _returns;
				};
			};
			
			var _$wrapobj = {};
			for(var _name in _$superobj) {
				if(_name.charAt(0) != '$') {
					if (typeof(_$superobj[_name]) == 'function') {
						_$wrapobj[_name] = _wrapFunc(_name);
					}
				}
			}
			$instance.$super = _$wrapobj;
		}
	}
	
	/**
	 * @namespace
	 * @name Trex.Class
	 */
	Trex.Class = /** @lends Trex.Class */ {
		/**
		 * creates class 
		 * @param {Object} properties
		 */
		create: function(properties) {
			var _class = function() {
				var _proto = this.constructor.prototype; //NOTE: Cuz properties must not share
				for(var _name in _proto) {
					if(_proto[_name] && typeof(_proto[_name]) === 'object') {
						if(_proto[_name].constructor == Array) { //Array
							this[_name] = [].concat(_proto[_name]);
						} else {
							this[_name] = Object.extend({}, _proto[_name]);
						}
					}
				}
				$$super(this);
				var _arguments = arguments;
				this.initialize.apply(this, _arguments);
			};
			return Trex.Class.draft(properties, _class);
		},
		draft: function(properties, aClass) {
			var _class = aClass ? 
				aClass : 
				function() {
					$$super(this);
				}; 
			
			if(properties.$const) {
				Object.extend(_class, properties.$const);
			}
			
			if(properties.$extend) {
				Object.extend(_class.prototype, properties.$extend.prototype);
				_class.superclass = properties.$extend;
			}
			
			if(properties.$mixins) {
				var sources = $A(properties.$mixins);
				sources.each(function(source) {
					Object.extend(_class.prototype, source);
				});
			}
			for(var _name in properties) {
				if(_name.charAt(0) != '$') {
					_class.prototype[_name] = properties[_name];
				}
			}
			return _class;
		},
		overwrite: function(source, properties) {
            if(source.prototype) {
				Object.extend(source.prototype, properties);
			}
			return source;
		}
	};
	
	/**
	 * @namespace
	 * @name Trex.Faculty, Trex.Mixin
	 */
	Trex.Mixin = Trex.Faculty = /** @lends Trex.Mixin */ {
		/**
		 * Creates  
		 * @param {Object} properties
		 */
		create: function(properties) {
			var _class = {};
			for(var _name in properties) {
				if(properties[_name] && typeof(properties[_name]) === 'object') {
					if(properties[_name].constructor == Array) { //Array
						_class[_name] = [].concat(properties[_name]);
					} else {
						_class[_name] = Object.extend({}, properties[_name]);
					}
				} else {
					_class[_name] = properties[_name];
				}
			}
			return _class;
		},
		toClass: function(properties, initializeFunc) {
			return Trex.Class.create(
				Object.extend({
					initialize: initializeFunc? initializeFunc: function() {}
				}, properties)
			);
		}
	};
})(Trex);

//module
(function(Trex){
	Object.extend(Trex, /** @lends Trex */ {
		installs: [],
		registers: [],
		modules: [],
		modulesX: [],
		/**
		 * Installs component
		 * @param {Object} description
		 * @param {Object} fn
		 */
		install: function(description, fn){
			fn.desc = '[install] ' + description;
			Trex.installs.push(fn);	
		},
		register: function(description, fn){
			fn.desc = '[register] ' + description;
			Trex.registers.push(fn);	
		},
		module: function(description, fn){
			//console.log(' >>> ' + description);
			fn.desc = '[module] ' + description;
			Trex.modules.push(fn);
		},
		moduleX: function(description, fn){
			fn.desc = '[moduleX] ' + description;
			Trex.modulesX.push(fn);
		},
		invoke: function(fns, editor, toolbar, sidebar, canvas, config){
			for(var i=0,len=fns.length; i<len; i++){
				var fn = fns[i];
				fn(editor, toolbar, sidebar, canvas, config);
			}
		},
		invokeInstallation: function(editor, toolbar, sidebar, canvas, config){
			Trex.invoke(Trex.installs, editor, toolbar, sidebar, canvas, config);
		},
		invokeRegisters: function(editor, toolbar, sidebar, canvas, config){
			Trex.invoke(Trex.registers, editor, toolbar, sidebar, canvas, config);
		},
		invokeModules: function(editor, toolbar, sidebar, canvas, config){
			Trex.invoke(Trex.modules, editor, toolbar, sidebar, canvas, config);
		},
		group: function(){},
		groupEnd: function(){}
	});
})(Trex);

_WIN.Trex = Trex;