Orocos Real-Time Toolkit  2.5.0
ConditionCompare.hpp
00001 /***************************************************************************
00002   tag: Peter Soetens  Mon Jan 19 14:11:21 CET 2004  ConditionCompare.hpp
00003 
00004                         ConditionCompare.hpp -  description
00005                            -------------------
00006     begin                : Mon January 19 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             *
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00033  *   Foundation, Inc., 59 Temple Place,                                    *
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00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 #ifndef CONDITIONCOMPARE_HPP
00039 #define CONDITIONCOMPARE_HPP
00040 
00041 #include "ConditionInterface.hpp"
00042 #include "../internal/DataSource.hpp"
00043 
00044 namespace RTT
00045 { namespace scripting {
00046 
00047 
00056   template<typename T, typename compare_op>
00057   class ConditionCompare
00058     : public ConditionInterface
00059   {
00060     typename internal::DataSource<T>::shared_ptr mdata1;
00061     typename internal::DataSource<T>::shared_ptr mdata2;
00062   public:
00063     ConditionCompare( internal::DataSource<T>* data1, internal::DataSource<T>* data2 )
00064       : mdata1( data1 ), mdata2( data2 )
00065       {
00066       }
00067     virtual ConditionInterface* clone() const
00068       {
00069         return new ConditionCompare<T,compare_op>( mdata1.get(), mdata2.get() );
00070       }
00071 
00072       ConditionCompare* copy( std::map<const base::DataSourceBase*, base::DataSourceBase*>& alreadyCloned ) const {
00073           return new ConditionCompare<T,compare_op>(mdata1->copy(alreadyCloned),mdata2->copy(alreadyCloned));
00074       }
00075 
00076     virtual ~ConditionCompare() {
00077     }
00078 
00079     bool evaluate()
00080     {
00081       compare_op op;
00082       return op( mdata1->get(), mdata2->get() );
00083     };
00084   };
00085 }}
00086 
00087 #endif