RSB  0.17.0
TypeFilter.h
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1 /* ============================================================
2  *
3  * This file is part of the RSB project.
4  *
5  * Copyright (C) 2014 Jan Moringen <jmoringe@techfak.uni-bielefeld.de>
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7  * This file may be licensed under the terms of the
8  * GNU Lesser General Public License Version 3 (the ``LGPL''),
9  * or (at your option) any later version.
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21  * The development of this software was supported by:
22  * CoR-Lab, Research Institute for Cognition and Robotics
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25  * ============================================================ */
26 
27 #pragma once
28 
29 #include <rsc/runtime/TypeStringTools.h>
30 
31 #include "Filter.h"
32 
33 #include "rsb/rsbexports.h"
34 
35 namespace rsb {
36 namespace filter {
37 
43 class RSB_EXPORT TypeFilter: public Filter {
44 public:
54  template <typename T>
55  static TypeFilter* createForType(bool invert = false) {
56  return new TypeFilter(rsc::runtime::typeName<T>(), invert);
57  }
58 
68  TypeFilter(const std::string& type,
69  bool invert = false);
70 
71  const std::string& getType() const;
72 
73  bool isInverted() const;
74 
75  bool match(EventPtr event);
76 
77  void notifyObserver(FilterObserverPtr observer,
78  FilterAction::Types action);
79 private:
80  std::string type;
81  bool invert;
82 };
83 
84 }
85 }
A filter filters an event stream by removing unwanted events.
Definition: Filter.h:56
This filter matches events based on the data type of their payload.
Definition: TypeFilter.h:43
Types
Possible actions with filters.
boost::shared_ptr< FilterObserver > FilterObserverPtr
Definition: Filter.h:38
static TypeFilter * createForType(bool invert=false)
Creates a new type filter that matches events whose payload is of type T.
Definition: TypeFilter.h:55
boost::shared_ptr< Event > EventPtr
Definition: Event.h:264