IfaceFactory.hh

00001 /*
00002  *  Gazebo - Outdoor Multi-Robot Simulator
00003  *  Copyright (C) 2003  
00004  *     Nate Koenig & Andrew Howard
00005  *
00006  *  This program is free software; you can redistribute it and/or modify
00007  *  it under the terms of the GNU General Public License as published by
00008  *  the Free Software Foundation; either version 2 of the License, or
00009  *  (at your option) any later version.
00010  *
00011  *  This program is distributed in the hope that it will be useful,
00012  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  *  GNU General Public License for more details.
00015  *
00016  *  You should have received a copy of the GNU General Public License
00017  *  along with this program; if not, write to the Free Software
00018  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00019  *
00020  */
00021 /*
00022  * Desc: Factory for creating ifaces
00023  * Author: Nate Koenig
00024  * Date: 06 May 2007
00025  * SVN info: $Id: IfaceFactory.hh 196 2007-12-17 22:19:58Z natepak $
00026  */
00027 
00028 #ifndef IFACEFACTORY_HH
00029 #define IFACEFACTORY_HH
00030 
00031 #include <string>
00032 #include <map>
00033 
00034 struct LibgazeboPluginRegister
00035 {
00036   LibgazeboPluginRegister(void (*initFunc)())
00037   {
00038     (*initFunc)();
00039   }
00040 };
00041 
00042 namespace gazebo
00043 {
00044   class Iface;
00045 
00046   // Prototype for iface factory functions
00047   typedef Iface* (*IfaceFactoryFn) ();
00048 
00049 
00051   class IfaceFactory
00052   {
00053   
00055     //public: static void RegisterAll();
00056     
00059     public: static void RegisterIface(std::string classname, IfaceFactoryFn factoryfn);
00060   
00063     public: static Iface *NewIface(const std::string &classname);
00064   
00065     // A list of registered iface classes
00066     private: static std::map<std::string, IfaceFactoryFn> ifaces;
00067   
00068   };
00069 
00070 }
00071 
00077 #define GZ_REGISTER_IFACE(name, classname) \
00078 Iface *New##classname() \
00079 { \
00080   return new classname(); \
00081 } \
00082 void Register##classname() \
00083 {\
00084   IfaceFactory::RegisterIface(name, New##classname);\
00085 }\
00086 LibgazeboPluginRegister Registered##classname (Register##classname);
00087 
00088 #endif
Last updated Aug 04 2007