ITK  4.2.0
Insight Segmentation and Registration Toolkit
itkRealTimeInterval.h
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1 /*=========================================================================
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3  * Copyright Insight Software Consortium
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
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14  * See the License for the specific language governing permissions and
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17  *=========================================================================*/
18 #ifndef __itkRealTimeInterval_h
19 #define __itkRealTimeInterval_h
20 
21 #include "itkIntTypes.h"
22 #include "itkMacro.h"
23 #include <iostream>
24 
25 namespace itk
26 {
45 class ITKCommon_EXPORT RealTimeInterval
46 {
47 public:
48 
50 
54 
57 
60 
63 
65  typedef double TimeRepresentationType;
66 
68  TimeRepresentationType GetTimeInMicroSeconds() const;
69  TimeRepresentationType GetTimeInMilliSeconds() const;
70  TimeRepresentationType GetTimeInSeconds() const;
71  TimeRepresentationType GetTimeInMinutes() const;
72  TimeRepresentationType GetTimeInHours() const;
73  TimeRepresentationType GetTimeInDays() const;
75 
77  Self operator-( const Self & ) const;
78  Self operator+( const Self & ) const;
79  const Self & operator-=( const Self & );
80  const Self & operator+=( const Self & );
82 
84  bool operator>( const Self & ) const;
85  bool operator<( const Self & ) const;
86  bool operator==( const Self & ) const;
87  bool operator!=( const Self & ) const;
88  bool operator<=( const Self & ) const;
89  bool operator>=( const Self & ) const;
91 
95 
97  friend ITKCommon_EXPORT std::ostream & operator<<(std::ostream & os, const RealTimeInterval & v);
98 
99 private:
100 
101  friend class RealTimeStamp;
102 
105 
111 
112 };
113 
114 } // end of namespace itk
115 
116 #endif // __itkRealTimeInterval_h
117