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32 
33 #pragma once
34 
35 #include "dbCore.h"
36 #include "dbId.h"
37 #include "odb.h"
38 
39 namespace odb {
40 
41 class _dbInst;
42 class _dbBox;
43 class _dbDatabase;
44 class dbIStream;
45 class dbOStream;
46 class dbDiff;
47 
48 struct _dbObstructionFlags
49 {
50   uint _slot_obs : 1;
51   uint _fill_obs : 1;
52   uint _pushed_down : 1;
53   uint _has_min_spacing : 1;
54   uint _has_effective_width : 1;
55   uint _spare_bits : 27;
56 };
57 
58 class _dbObstruction : public _dbObject
59 {
60  public:
61   _dbObstructionFlags _flags;
62   dbId<_dbInst> _inst;
63   dbId<_dbBox> _bbox;
64   int _min_spacing;
65   int _effective_width;
66 
67   _dbObstruction(_dbDatabase*, const _dbObstruction& o);
68   _dbObstruction(_dbDatabase*);
69   ~_dbObstruction();
70 
71   bool operator==(const _dbObstruction& rhs) const;
72   bool operator!=(const _dbObstruction& rhs) const { return !operator==(rhs); }
73   bool operator<(const _dbObstruction& rhs) const;
74   void differences(dbDiff& diff,
75                    const char* field,
76                    const _dbObstruction& rhs) const;
77   void out(dbDiff& diff, char side, const char* field) const;
78 };
79 
80 dbOStream& operator<<(dbOStream& stream, const _dbObstruction& obs);
81 dbIStream& operator>>(dbIStream& stream, _dbObstruction& obs);
82 
83 }  // namespace odb
84