Orocos Real-Time Toolkit  2.6.0
EdgeCondition.cpp
00001 /***************************************************************************
00002   tag: Peter Soetens  Mon May 10 19:10:37 CEST 2004  EdgeCondition.cxx
00003 
00004                         EdgeCondition.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 "EdgeCondition.hpp"
00038 #include "ConditionTrue.hpp"
00039 #include "ConditionInterface.hpp"
00040 #include "../internal/DataSource.hpp"
00041 
00042 namespace RTT {
00043     using namespace detail;
00044 
00045 
00046     int EdgeCondition::condition_counter = 0;
00047 
00048     EdgeCondition::EdgeCondition()
00049         : condition ( new ConditionTrue ), rank(condition_counter++) {}
00050 
00051     EdgeCondition::EdgeCondition(ConditionInterface* cond )
00052         : condition( cond ), rank(condition_counter++)
00053     {
00054     }
00055 
00056     EdgeCondition::~EdgeCondition()
00057     {
00058         delete condition;
00059     }
00060 
00061     void EdgeCondition::setCondition(ConditionInterface* cond)
00062     {
00063         delete condition;
00064         condition = cond;
00065     }
00066 
00067     bool EdgeCondition::evaluate()
00068     {
00069         return condition->evaluate();
00070     }
00071 
00072     ConditionInterface* EdgeCondition::getCondition() const
00073     {
00074         return condition;
00075     }
00076 
00077     void EdgeCondition::reset()
00078     {
00079         condition->reset();
00080     }
00081 
00082     EdgeCondition::EdgeCondition( const EdgeCondition& orig )
00083         : condition( orig.getCondition()->clone() ), rank( orig.getRank() )
00084     {
00085     }
00086 
00087     EdgeCondition EdgeCondition::copy( std::map<const DataSourceBase*, DataSourceBase*>& replacementdss ) const {
00088         // copy to set the rank right :
00089         EdgeCondition ret( *this );
00090         ret.setCondition( this->getCondition()->copy( replacementdss ) );
00091         return ret;
00092     }
00093 
00094     EdgeCondition& EdgeCondition::operator=( const EdgeCondition& orig )
00095     {
00096         if ( &orig == this )
00097             return *this;
00098         delete condition;
00099         condition = orig.getCondition()->clone();
00100         rank = orig.getRank();
00101         return *this;
00102     }
00103 }
00104