ITK  4.2.0
Insight Segmentation and Registration Toolkit
itkTimeStamp.h
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1 /*=========================================================================
2  *
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
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0.txt
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12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  *=========================================================================*/
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
23  *
24  * For complete copyright, license and disclaimer of warranty information
25  * please refer to the NOTICE file at the top of the ITK source tree.
26  *
27  *=========================================================================*/
28 #ifndef __itkTimeStamp_h
29 #define __itkTimeStamp_h
30 
31 #include "itkMacro.h"
32 
33 namespace itk
34 {
57 class ITKCommon_EXPORT TimeStamp
58 {
59 public:
61  typedef TimeStamp Self;
62 
65  static Self * New();
66 
70  { m_ModifiedTime = 0; }
71 
73  void Delete()
74  { delete this; }
75 
77  static const char * GetNameOfClass()
78  { return "TimeStamp"; }
79 
87  void Modified();
88 
90  unsigned long GetMTime() const
91  { return m_ModifiedTime; }
92 
94  bool operator>(TimeStamp & ts)
95  { return ( m_ModifiedTime > ts.m_ModifiedTime ); }
96  bool operator<(TimeStamp & ts)
97  { return ( m_ModifiedTime < ts.m_ModifiedTime ); }
99 
101  operator unsigned long() const
102  { return m_ModifiedTime; }
103 
106  const Self & operator=( const Self & other );
107 
108 private:
109  unsigned long m_ModifiedTime;
110 };
111 } // end namespace itk
112 
113 #endif
114