Signal.hpp
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00001 /***************************************************************************
00002   tag: Peter Soetens  Wed Jan 18 14:11:38 CET 2006  Signal.hpp
00003 
00004                         Signal.hpp -  description
00005                            -------------------
00006     begin                : Wed January 18 2006
00007     copyright            : (C) 2006 Peter Soetens
00008     email                : peter.soetens@mech.kuleuven.be
00009 
00010  ***************************************************************************
00011  *   This library is free software; you can redistribute it and/or         *
00012  *   modify it under the terms of the GNU General Public                   *
00013  *   License as published by the Free Software Foundation;                 *
00014  *   version 2 of the License.                                             *
00015  *                                                                         *
00016  *   As a special exception, you may use this file as part of a free       *
00017  *   software library without restriction.  Specifically, if other files   *
00018  *   instantiate templates or use macros or inline functions from this     *
00019  *   file, or you compile this file and link it with other files to        *
00020  *   produce an executable, this file does not by itself cause the         *
00021  *   resulting executable to be covered by the GNU General Public          *
00022  *   License.  This exception does not however invalidate any other        *
00023  *   reasons why the executable file might be covered by the GNU General   *
00024  *   Public License.                                                       *
00025  *                                                                         *
00026  *   This library is distributed in the hope that it will be useful,       *
00027  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00028  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00029  *   Lesser General Public License for more details.                       *
00030  *                                                                         *
00031  *   You should have received a copy of the GNU General Public             *
00032  *   License along with this library; if not, write to the Free Software   *
00033  *   Foundation, Inc., 59 Temple Place,                                    *
00034  *   Suite 330, Boston, MA  02111-1307  USA                                *
00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 
00039 #ifndef ORO_CORELIB_SIGNAL_HPP
00040 #define ORO_CORELIB_SIGNAL_HPP
00041 
00042 #define OROCOS_SIGNAL_MAX_ARGS 4
00043 
00044 #include <boost/type_traits/function_traits.hpp>
00045 #include <boost/function.hpp>
00046 #include "../Handle.hpp"
00047 #include "signal0.hpp"
00048 #include "signal1.hpp"
00049 #include "signal2.hpp"
00050 #include "signal3.hpp"
00051 #include "signal4.hpp"
00052 #include "signal5.hpp"
00053 #include "signal6.hpp"
00054 #include "signal7.hpp"
00055 
00056 namespace RTT {
00057     namespace internal {
00058       template<int Arity,
00059                typename Signature,
00060                typename SlotFunction>
00061       class real_get_signal_impl;
00062 
00063       template<typename Signature,
00064                typename SlotFunction>
00065       class real_get_signal_impl<0, Signature,
00066                                  SlotFunction>
00067       {
00068         typedef boost::function_traits<Signature> traits;
00069 
00070       public:
00071         typedef signal0<typename traits::result_type,
00072                         SlotFunction> type;
00073       };
00074 
00075       template<typename Signature,
00076                typename SlotFunction>
00077       class real_get_signal_impl<1, Signature,
00078                                  SlotFunction>
00079       {
00080         typedef boost::function_traits<Signature> traits;
00081 
00082       public:
00083         typedef signal1<typename traits::result_type,
00084                         typename traits::arg1_type,
00085                         SlotFunction> type;
00086       };
00087 
00088       template<typename Signature,
00089                typename SlotFunction>
00090       class real_get_signal_impl<2, Signature,
00091                                  SlotFunction>
00092       {
00093         typedef boost::function_traits<Signature> traits;
00094 
00095       public:
00096         typedef signal2<typename traits::result_type,
00097                         typename traits::arg1_type,
00098                         typename traits::arg2_type,
00099                         SlotFunction> type;
00100       };
00101 
00102       template<typename Signature,
00103                typename SlotFunction>
00104       class real_get_signal_impl<3, Signature,
00105                                  SlotFunction>
00106       {
00107         typedef boost::function_traits<Signature> traits;
00108 
00109       public:
00110         typedef signal3<typename traits::result_type,
00111                         typename traits::arg1_type,
00112                         typename traits::arg2_type,
00113                         typename traits::arg3_type,
00114                         SlotFunction> type;
00115       };
00116 
00117       template<typename Signature,
00118                typename SlotFunction>
00119       class real_get_signal_impl<4, Signature,
00120                                  SlotFunction>
00121       {
00122         typedef boost::function_traits<Signature> traits;
00123 
00124       public:
00125         typedef signal4<typename traits::result_type,
00126                         typename traits::arg1_type,
00127                         typename traits::arg2_type,
00128                         typename traits::arg3_type,
00129                         typename traits::arg4_type,
00130                         SlotFunction> type;
00131       };
00132 
00133       template<typename Signature,
00134                typename SlotFunction>
00135       class real_get_signal_impl<5, Signature,
00136                                  SlotFunction>
00137       {
00138         typedef boost::function_traits<Signature> traits;
00139 
00140       public:
00141         typedef signal5<typename traits::result_type,
00142                         typename traits::arg1_type,
00143                         typename traits::arg2_type,
00144                         typename traits::arg3_type,
00145                         typename traits::arg4_type,
00146                         typename traits::arg5_type,
00147                         SlotFunction> type;
00148       };
00149 
00150       template<typename Signature,
00151                typename SlotFunction>
00152       class real_get_signal_impl<6, Signature,
00153                                  SlotFunction>
00154       {
00155         typedef boost::function_traits<Signature> traits;
00156 
00157       public:
00158         typedef signal6<typename traits::result_type,
00159                         typename traits::arg1_type,
00160                         typename traits::arg2_type,
00161                         typename traits::arg3_type,
00162                         typename traits::arg4_type,
00163                         typename traits::arg5_type,
00164                         typename traits::arg6_type,
00165                         SlotFunction> type;
00166       };
00167 
00168       template<typename Signature,
00169                typename SlotFunction>
00170       class real_get_signal_impl<7, Signature,
00171                                  SlotFunction>
00172       {
00173         typedef boost::function_traits<Signature> traits;
00174 
00175       public:
00176         typedef signal7<typename traits::result_type,
00177                         typename traits::arg1_type,
00178                         typename traits::arg2_type,
00179                         typename traits::arg3_type,
00180                         typename traits::arg4_type,
00181                         typename traits::arg5_type,
00182                         typename traits::arg6_type,
00183                         typename traits::arg7_type,
00184                         SlotFunction> type;
00185       };
00186 
00187 
00188       template<typename Signature,
00189                typename SlotFunction>
00190       struct get_signal_impl :
00191         public real_get_signal_impl<(boost::function_traits<Signature>::arity),
00192                                     Signature,
00193                                     SlotFunction>
00194       {
00195       };
00196 
00202     template<
00203         typename Signature,
00204         typename TSlotFunction = boost::function<Signature>
00205     >
00206     class Signal :
00207         public get_signal_impl<Signature,
00208                                        TSlotFunction>::type
00209     {
00210     protected:
00211         typedef typename get_signal_impl< Signature,
00212                                                   TSlotFunction>::type base_type;
00213 
00214     public:
00215         typedef boost::shared_ptr<Signal<Signature,TSlotFunction> > shared_ptr;
00216         Signal() {}
00217         typedef TSlotFunction SlotFunction;
00218     };
00219 
00220     } // end namespace detail
00221 
00222 } // namespace RTT
00223 
00224 
00225 #endif
00226 


rtt
Author(s): RTT Developers
autogenerated on Mon Oct 6 2014 03:13:54