Fawkes API Fawkes Development Version
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00001 00002 /*************************************************************************** 00003 * mapper_factory.h - Factory for Player proxy to Fawkes interface mappers 00004 * 00005 * Created: Tue Sep 30 00:28:01 2008 00006 * Copyright 2006-2008 Tim Niemueller [www.niemueller.de] 00007 * 00008 ****************************************************************************/ 00009 00010 /* This program is free software; you can redistribute it and/or modify 00011 * it under the terms of the GNU General Public License as published by 00012 * the Free Software Foundation; either version 2 of the License, or 00013 * (at your option) any later version. 00014 * 00015 * This program is distributed in the hope that it will be useful, 00016 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00018 * GNU Library General Public License for more details. 00019 * 00020 * Read the full text in the LICENSE.GPL file in the doc directory. 00021 */ 00022 00023 #ifndef __PLUGINS_PLAYER_MAPPER_FACTORY_H_ 00024 #define __PLUGINS_PLAYER_MAPPER_FACTORY_H_ 00025 00026 #include "mapper.h" 00027 00028 namespace fawkes { 00029 class Interface; 00030 class ObjectPositionInterface; 00031 } 00032 00033 namespace PlayerCc { 00034 class ClientProxy; 00035 class Position2dProxy; 00036 } 00037 00038 class PlayerMapperFactory 00039 { 00040 public: 00041 static PlayerProxyFawkesInterfaceMapper *create_mapper(std::string varname, 00042 fawkes::Interface *interface, 00043 PlayerCc::ClientProxy *proxy); 00044 00045 00046 private: 00047 PlayerMapperFactory() {} 00048 00049 template <class FawkesInterfaceType, class PlayerProxyType, class MapperType> 00050 static PlayerProxyFawkesInterfaceMapper * try_create(std::string varname, 00051 fawkes::Interface *interface, 00052 PlayerCc::ClientProxy *proxy); 00053 }; 00054 00055 /** Try to create a mapper instance. 00056 * Tries to dynamically cast the Fawkes interface and Player proxy to the 00057 * desired types, and if that succeeds instantiates a new mapper of the given type 00058 * giving the casted instances as parameters. 00059 * @param varname variable name 00060 * @param interface Fawkes interface instance 00061 * @param proxy Player proxy instance 00062 * @return NULL if a dynamic cast failed, a mapper instance for the given interface 00063 * and proxy otherwise 00064 */ 00065 template <class FawkesInterfaceType, class PlayerProxyType, class MapperType> 00066 PlayerProxyFawkesInterfaceMapper * 00067 PlayerMapperFactory::try_create(std::string varname, 00068 fawkes::Interface *interface, 00069 PlayerCc::ClientProxy *proxy) 00070 { 00071 FawkesInterfaceType *fi; 00072 if ( (fi = dynamic_cast<FawkesInterfaceType *>(interface)) != NULL ) { 00073 PlayerProxyType *pp; 00074 if ( (pp = dynamic_cast<PlayerProxyType *>(proxy)) != NULL ) { 00075 return new MapperType(varname, fi, pp); 00076 } else { 00077 return NULL; 00078 } 00079 } else { 00080 return NULL; 00081 } 00082 } 00083 00084 00085 #endif