ConditionExpire.hpp
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1 /***************************************************************************
2  tag: Peter Soetens Thu Oct 10 16:16:57 CEST 2002 ConditionExpire.hpp
3 
4  ConditionExpire.hpp - description
5  -------------------
6  begin : Thu October 10 2002
7  copyright : (C) 2002 Peter Soetens
8  email : peter.soetens@mech.kuleuven.ac.be
9 
10  ***************************************************************************
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37 
38 
39 #ifndef CONDITIONEXPIRE_HPP
40 #define CONDITIONEXPIRE_HPP
41 
42 #include "ConditionInterface.hpp"
43 #include "../os/TimeService.hpp"
44 
45 namespace RTT
46 { namespace scripting {
47 
54  class RTT_SCRIPTING_API ConditionExpire
55  : public ConditionInterface
56  {
58 
59  public:
65  ConditionExpire( ticks t )
66  : time( t ), hb( os::TimeService::Instance() )
67  {
68  timestamp = hb->getTicks();
69  }
70 
71  virtual ~ConditionExpire()
72  {}
73 
74  virtual bool evaluate()
75  {
76  return ( time > hb->ticksSince(timestamp) );
77  }
78 
79  virtual void reset()
80  {
81  timestamp = hb->getTicks();
82  }
83 
84  virtual ConditionInterface* clone() const
85  {
86  return new ConditionExpire( time );
87  }
88 
89  private:
93  ticks time;
94  ticks timestamp;
99  };
100 
101 }}
102 
103 #endif
os::TimeService::ticks ticks
This interface represents the concept of a condition which can be evaluated and return true or false...
virtual ConditionInterface * clone() const
Contains TaskContext, Activity, OperationCaller, Operation, Property, InputPort, OutputPort, Attribute.
Definition: Activity.cpp:53
virtual bool evaluate()
Evaluate the Condition and return the outcome.


rtt
Author(s): RTT Developers
autogenerated on Tue Jun 25 2019 19:33:22