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itkOneWayEquivalencyTable.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkOneWayEquivalencyTable.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:29:19 $ 00007 Version: $Revision: 1.10 $ 00008 00009 Copyright (c) Insight Software Consortium. All rights reserved. 00010 See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details. 00011 00012 This software is distributed WITHOUT ANY WARRANTY; without even 00013 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00014 PURPOSE. See the above copyright notices for more information. 00015 00016 =========================================================================*/ 00017 #ifndef __itkOneWayEquivalencyTable_h 00018 #define __itkOneWayEquivalencyTable_h 00019 00020 #if defined(_MSC_VER) 00021 #pragma warning ( disable : 4786 ) 00022 #endif 00023 00024 #include "itkObjectFactory.h" 00025 #include "itkDataObject.h" 00026 #include "itkProcessObject.h" 00027 #include "itk_hash_map.h" 00028 00029 namespace itk 00030 { 00047 class ITKCommon_EXPORT OneWayEquivalencyTable : public DataObject 00048 { 00049 public: 00051 typedef OneWayEquivalencyTable Self; 00052 typedef DataObject Superclass; 00053 typedef SmartPointer<Self> Pointer; 00054 typedef SmartPointer<const Self> ConstPointer; 00055 itkNewMacro(Self); 00056 itkTypeMacro(OneWayEquivalencyTable, DataObject); 00057 00059 typedef itk::hash_map<unsigned long, unsigned long, 00060 itk::hash<unsigned long> > HashTableType; 00061 typedef HashTableType::iterator Iterator; 00062 typedef HashTableType::const_iterator ConstIterator; 00063 typedef HashTableType::value_type ValueType; 00064 00068 void Flatten(); 00069 00077 bool Add(unsigned long a, unsigned long b); 00078 00082 unsigned long Lookup(const unsigned long a) const 00083 { 00084 ConstIterator result = m_HashMap.find(a); 00085 if ( result == m_HashMap.end() ) return a; 00086 else return (*result).second; 00087 } 00088 00093 unsigned long RecursiveLookup(const unsigned a) const; 00094 00097 bool IsEntry(const unsigned long a) const 00098 { 00099 if ( m_HashMap.find(a) == m_HashMap.end() ) return false; 00100 else return true; 00101 } 00102 00104 void Erase(const unsigned long a) 00105 { m_HashMap.erase(a); } 00106 00108 void Clear() 00109 { m_HashMap.clear(); } 00110 00112 bool Empty() const 00113 { return m_HashMap.empty(); } 00114 00117 Iterator Begin() { return m_HashMap.begin(); } 00118 00121 Iterator End() { return m_HashMap.end(); } 00122 00124 // void PrintHashTable(); 00125 00126 protected: 00127 OneWayEquivalencyTable() {} 00128 virtual ~OneWayEquivalencyTable() {} 00129 OneWayEquivalencyTable(const Self&); // purposely not implemented 00130 void operator=(const Self&); // purposely not implemented 00131 void PrintSelf(std::ostream& os, Indent indent) const; 00132 00133 HashTableType m_HashMap; 00134 00135 void UpdateOutputInformation(); 00136 bool VerifyRequestedRegion() {return true; } 00137 void SetRequestedRegionToLargestPossibleRegion () {} 00138 bool RequestedRegionIsOutsideOfTheBufferedRegion () { return false; } 00139 void SetRequestedRegion (itk::DataObject *) {} 00140 }; 00141 00142 }// end namespace itk 00143 00144 #endif 00145

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