drawing with data

wpaint_patch.js

/********************************************************************************
		 * draw with data
		 ********************************************************************************/
		
		drawData:function(data){
			
			
			var _self=this;
			var event=data.ev;
			var e=data.e;
			
			$e = jQuery.extend(true, {}, e);
			
			var canvas_offset = $(_self.canvas).offset();
			
			$e.pageX = Math.floor($e.pageX - canvas_offset.left);
			$e.pageY = Math.floor($e.pageY - canvas_offset.top);
			
			var mode = $.inArray(_self.settings.mode, shapes) > -1 ? 'Shape' : _self.settings.mode;
			var func = _self['draw' + mode + '' + event];	
			
			if(func) func($e, _self);

			//if(_self.settings['draw' + event]) _self.settings['draw' + event].apply(_self, [e, mode]);

			//if(_self.settings.mode !== 'Text' && event === 'Up') { this.addUndo(); }
			
			
		},