Orocos Real-Time Toolkit  2.5.0
DataSourceCondition.cpp
00001 /***************************************************************************
00002   tag: Peter Soetens  Mon May 10 19:10:37 CEST 2004  DataSourceCondition.cxx
00003 
00004                         DataSourceCondition.cxx -  description
00005                            -------------------
00006     begin                : Mon May 10 2004
00007     copyright            : (C) 2004 Peter Soetens
00008     email                : peter.soetens@mech.kuleuven.ac.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 #include "DataSourceCondition.hpp"
00038 
00039 #include "ConditionInterface.hpp"
00040 
00041 namespace RTT {
00042     using namespace detail;
00043   DataSourceCondition::DataSourceCondition( ConditionInterface* c )
00044       : cond( c ), result(false)
00045   {
00046   }
00047 
00048   DataSourceCondition::DataSourceCondition( const DataSourceCondition& orig )
00049       : cond( orig.condition()->clone() ), result(false)
00050   {
00051   }
00052 
00053   DataSourceCondition::~DataSourceCondition()
00054   {
00055       delete cond;
00056   }
00057 
00058   bool DataSourceCondition::get() const
00059   {
00060       return result = cond->evaluate();
00061   }
00062 
00063   bool DataSourceCondition::value() const
00064   {
00065       return result;
00066   }
00067 
00068   bool const& DataSourceCondition::rvalue() const
00069   {
00070       return result;
00071   }
00072 
00073   ConditionInterface* DataSourceCondition::condition() const
00074   {
00075       return cond;
00076   }
00077 
00078   void DataSourceCondition::reset()
00079   {
00080       result = false;
00081       cond->reset();
00082   }
00083 
00084   DataSourceCondition* DataSourceCondition::clone() const
00085   {
00086       return new DataSourceCondition( cond->clone() );
00087   }
00088 
00089   DataSourceCondition* DataSourceCondition::copy( std::map<const DataSourceBase*, DataSourceBase*>& alreadyCloned ) const
00090   {
00091       return new DataSourceCondition( cond->copy( alreadyCloned ) );
00092   }
00093 }