Orocos Real-Time Toolkit
2.5.0
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00001 /*************************************************************************** 00002 tag: Peter Soetens Wed Jan 18 14:11:39 CET 2006 ConditionDSDuration.cxx 00003 00004 ConditionDSDuration.cxx - 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 00040 #include "ConditionDSDuration.hpp" 00041 00042 namespace RTT { 00043 using namespace detail; 00044 00045 ConditionDSDuration::ConditionDSDuration( DataSource<double>::shared_ptr ds, bool invert ) 00046 : time( ds ), hb( TimeService::Instance() ), 00047 mark( 0 ), _invert( invert ) 00048 {} 00049 00050 ConditionDSDuration::~ConditionDSDuration() 00051 {} 00052 00053 bool ConditionDSDuration::evaluate() 00054 { 00055 return _invert != ( time->get() > hb->secondsSince( mark ) ); 00056 } 00057 00058 void ConditionDSDuration::reset() 00059 { 00060 mark = hb->getTicks(); 00061 } 00062 00063 ConditionInterface* ConditionDSDuration::clone() const 00064 { 00065 return new ConditionDSDuration( time, _invert ); 00066 } 00067 00068 ConditionInterface* ConditionDSDuration::copy( std::map<const DataSourceBase*, DataSourceBase*>& alreadyCloned ) const 00069 { 00070 return new ConditionDSDuration( time->copy(alreadyCloned), _invert ); 00071 } 00072 }