ITK  5.1.0
Insight Segmentation and Registration Toolkit
itkTimeStamp.h
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18 /*=========================================================================
19  *
20  * Portions of this file are subject to the VTK Toolkit Version 3 copyright.
21  *
22  * Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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28 #ifndef itkTimeStamp_h
29 #define itkTimeStamp_h
30 
31 #include "itkMacro.h"
32 #include "itkIntTypes.h"
33 #include <atomic>
34 #include "itkSingletonMacro.h"
35 
36 namespace itk
37 {
60 class ITKCommon_EXPORT TimeStamp
61 {
62 public:
64  using Self = TimeStamp;
65 
66  using GlobalTimeStampType = std::atomic< ModifiedTimeType >;
67 
70  static Self * New();
71 
75  { m_ModifiedTime = 0; }
76 
78  void Delete()
79  { delete this; }
80 
82  static const char * GetNameOfClass()
83  { return "TimeStamp"; }
84 
92  void Modified();
93 
96  { return m_ModifiedTime; }
97 
99  bool operator>(TimeStamp & ts)
100  { return ( m_ModifiedTime > ts.m_ModifiedTime ); }
101  bool operator<(TimeStamp & ts)
102  { return ( m_ModifiedTime < ts.m_ModifiedTime ); }
104 
106  operator ModifiedTimeType() const
107  { return m_ModifiedTime; }
108 
111  Self & operator=( const Self & other ) = default;
112 
113 private:
116  itkGetGlobalDeclarationMacro(GlobalTimeStampType, GlobalTimeStamp);
117 
119 
125 };
126 } // end namespace itk
127 
128 #endif
bool operator>(TimeStamp &ts)
Definition: itkTimeStamp.h:99
ModifiedTimeType m_ModifiedTime
Definition: itkTimeStamp.h:118
static GlobalTimeStampType * m_GlobalTimeStamp
Definition: itkTimeStamp.h:124
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....
Definition: itkArray.h:26
std::atomic< ModifiedTimeType > GlobalTimeStampType
Definition: itkTimeStamp.h:66
#define itkGetGlobalDeclarationMacro(Type, VarName)
Generate a unique, increasing time value.
Definition: itkTimeStamp.h:60
static const char * GetNameOfClass()
Definition: itkTimeStamp.h:82
SizeValueType ModifiedTimeType
Definition: itkIntTypes.h:102
ModifiedTimeType GetMTime() const
Definition: itkTimeStamp.h:95
bool operator<(TimeStamp &ts)
Definition: itkTimeStamp.h:101