[35aab3] | 1 | // ---------------------------------------------------------------------------- |
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| 2 | // multicnt.h |
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| 3 | // begin of file |
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| 4 | // Stephan Endrass, endrass@mathematik.uni-mainz.de |
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| 5 | // 23.7.99 |
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| 6 | // ---------------------------------------------------------------------------- |
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| 7 | |
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| 8 | // ---------------------------------------------------------------------------- |
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| 9 | // Description: the class multiCnt is a general multi purpose counter. |
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| 10 | // The counter holds an array cnt of N integers. |
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| 11 | // The integer last_inc holds the index of the last incremented entry. |
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| 12 | // ---------------------------------------------------------------------------- |
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| 13 | |
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| 14 | #ifndef MULTICNT_H |
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| 15 | #define MULTICNT_H |
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| 16 | |
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| 17 | class multiCnt |
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| 18 | { |
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| 19 | public: |
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| 20 | |
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| 21 | int *cnt; |
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| 22 | int N; |
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| 23 | int last_inc; |
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| 24 | |
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| 25 | multiCnt( ); |
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| 26 | multiCnt( int ); |
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| 27 | multiCnt( int,int ); |
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| 28 | multiCnt( int,int* ); |
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| 29 | multiCnt( const multiCnt& ); |
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| 30 | |
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| 31 | void copy_zero ( void ); |
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| 32 | void copy_new ( int ); |
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| 33 | void copy_delete ( void ); |
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| 34 | void copy_shallow( multiCnt& ); |
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| 35 | void copy_deep ( const multiCnt& ); |
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| 36 | |
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| 37 | void set( int ); |
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| 38 | |
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| 39 | void inc ( void ); |
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| 40 | void inc_carry( void ); |
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| 41 | int inc ( int ); |
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| 42 | //void dec ( void ); |
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| 43 | //void dec_carry( void ); |
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| 44 | //int dec ( int ); |
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| 45 | }; |
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| 46 | |
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| 47 | // ---------------------------------------------------------------------------- |
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| 48 | // zero init |
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| 49 | // ---------------------------------------------------------------------------- |
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| 50 | |
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| 51 | inline void multiCnt::copy_zero( void ) |
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| 52 | { |
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| 53 | cnt = (int*)NULL; |
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| 54 | N = 0; |
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| 55 | last_inc = 0; |
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| 56 | } |
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| 57 | |
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| 58 | // ---------------------------------------------------------------------------- |
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| 59 | // copy a counter by reference |
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| 60 | // ---------------------------------------------------------------------------- |
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| 61 | |
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| 62 | inline void multiCnt::copy_shallow( multiCnt &C ) |
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| 63 | { |
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| 64 | cnt = C.cnt; |
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| 65 | N = C.N; |
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| 66 | last_inc = C.last_inc; |
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| 67 | } |
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| 68 | |
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| 69 | // ---------------------------------------------------------------------------- |
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| 70 | // zero constructor |
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| 71 | // ---------------------------------------------------------------------------- |
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| 72 | |
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| 73 | inline multiCnt::multiCnt( ) |
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| 74 | { |
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| 75 | copy_zero( ); |
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| 76 | } |
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| 77 | |
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| 78 | #endif /* MULTICNT_H */ |
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| 79 | |
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| 80 | // ---------------------------------------------------------------------------- |
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| 81 | // multicnt.h |
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| 82 | // end of file |
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| 83 | // ---------------------------------------------------------------------------- |
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