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00001 #ifndef GEOMETRY_CALOGEOMETRY_EZMGRFL_H 00002 #define GEOMETRY_CALOGEOMETRY_EZMGRFL_H 1 00003 00004 #include <vector> 00005 #include <assert.h> 00006 00007 template < class T > 00008 class EZMgrFL 00009 { 00010 public: 00011 00012 typedef std::vector<T> VecType ; 00013 typedef typename VecType::iterator iterator ; 00014 typedef typename VecType::const_iterator const_iterator ; 00015 typedef typename VecType::reference reference ; 00016 typedef typename VecType::const_reference const_reference ; 00017 typedef typename VecType::value_type value_type ; 00018 typedef typename VecType::size_type size_type ; 00019 00020 EZMgrFL< T >( size_type vecSize , 00021 size_type subSize ) : m_vecSize ( vecSize ) , 00022 m_subSize ( subSize ) 00023 { 00024 m_vec.resize(0); 00025 assert( subSize > 0 ) ; 00026 assert( vecSize > 0 ) ; 00027 assert( 0 == m_vec.capacity() ) ; 00028 } 00029 00030 virtual ~EZMgrFL< T >() {} 00031 00032 iterator reserve() const { return assign() ; } 00033 iterator resize() const { return assign() ; } 00034 00035 iterator assign( const T& t = T() ) const 00036 { 00037 assert( ( m_vec.size() + m_subSize ) <= m_vecSize ) ; 00038 if( 0 == m_vec.capacity() ) 00039 { 00040 m_vec.reserve( m_vecSize ) ; 00041 assert( m_vecSize == m_vec.capacity() ) ; 00042 } 00043 for( size_type i ( 0 ) ; i != m_subSize ; ++i ) 00044 { 00045 m_vec.push_back( t ) ; 00046 } 00047 return ( m_vec.end() - m_subSize ) ; 00048 } 00049 00050 size_type subSize() const { return m_subSize ; } 00051 size_type size() const { return m_vec.size(); } 00052 00053 size_type vecSize() const { return m_vec.size() ; } 00054 00055 private: 00056 00057 EZMgrFL() ; //stop 00058 EZMgrFL( const EZMgrFL& ) ; //stop 00059 EZMgrFL& operator=( const EZMgrFL& ) ; //stop 00060 00061 const size_type m_vecSize ; 00062 const size_type m_subSize ; 00063 mutable VecType m_vec ; 00064 }; 00065 00066 #endif
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