ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkTimeStamp.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 /*=========================================================================
00019  *
00020  *  Portions of this file are subject to the VTK Toolkit Version 3 copyright.
00021  *
00022  *  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00023  *
00024  *  For complete copyright, license and disclaimer of warranty information
00025  *  please refer to the NOTICE file at the top of the ITK source tree.
00026  *
00027  *=========================================================================*/
00028 #ifndef __itkTimeStamp_h
00029 #define __itkTimeStamp_h
00030 
00031 #include "itkMacro.h"
00032 
00033 namespace itk
00034 {
00057 class ITKCommon_EXPORT TimeStamp
00058 {
00059 public:
00061   typedef TimeStamp Self;
00062 
00065   static Self * New();
00066 
00069   TimeStamp()
00070   { m_ModifiedTime = 0; }
00071 
00073   void Delete()
00074   { delete this; }
00075 
00077   static const char * GetNameOfClass()
00078   { return "TimeStamp"; }
00079 
00087   void Modified();
00088 
00090   unsigned long GetMTime() const
00091   { return m_ModifiedTime; }
00092 
00094   bool operator>(TimeStamp & ts)
00095   { return ( m_ModifiedTime > ts.m_ModifiedTime ); }
00096   bool operator<(TimeStamp & ts)
00097   { return ( m_ModifiedTime < ts.m_ModifiedTime ); }
00099 
00101   operator unsigned long() const
00102         { return m_ModifiedTime; }
00103 
00106   const Self & operator=( const Self & other );
00107 
00108 private:
00109   unsigned long m_ModifiedTime;
00110 };
00111 } // end namespace itk
00112 
00113 #endif
00114