SlaveActivity.hpp

00001 /***************************************************************************
00002   tag: Peter Soetens  Mon Jun 26 13:25:56 CEST 2006  SlaveActivity.hpp
00003 
00004                         SlaveActivity.hpp -  description
00005                            -------------------
00006     begin                : Mon June 26 2006
00007     copyright            : (C) 2006 Peter Soetens
00008     email                : peter.soetens@fmtc.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,                                    *
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00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 
00039 #ifndef ORO_SLAVE_ACTIVITY_HPP
00040 #define ORO_SLAVE_ACTIVITY_HPP
00041 
00042 #include "ActivityInterface.hpp"
00043 #include "RunnableInterface.hpp"
00044 
00045 #ifdef ORO_PRAGMA_INTERFACE
00046 #pragma interface
00047 #endif
00048 
00049 namespace RTT
00050 {
00051 
00089     class RTT_API SlaveActivity
00090         :public ActivityInterface
00091     {
00092     public:
00098         SlaveActivity( ActivityInterface* master, RunnableInterface* run = 0 );
00099 
00106         SlaveActivity( double period, RunnableInterface* run = 0 );
00107 
00113         SlaveActivity( RunnableInterface* run = 0 );
00114 
00118         ~SlaveActivity();
00119 
00120         Seconds getPeriod() const;
00121 
00122         OS::ThreadInterface* thread();
00123 
00124         bool initialize();
00125         void step();
00126         void loop();
00127         bool breakLoop();
00128         void finalize();
00129 
00135         bool start();
00136 
00137         bool stop();
00138 
00139         bool isRunning() const;
00140 
00141         bool isPeriodic() const;
00142 
00143         bool isActive() const;
00144 
00145         bool execute();
00146 
00147         bool trigger();
00148     private:
00149         ActivityInterface* mmaster;
00150         double mperiod;
00151         bool running;
00152         bool active;
00153 };
00154 
00155 }
00156 
00157 
00158 #endif
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