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sequence.hh
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2 /*
3  * Main authors:
4  * David Rijsman <David.Rijsman@quintiq.com>
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6  * Copyright:
7  * David Rijsman, 2009
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10  * $Date: 2010-04-08 20:35:31 +1000 (Thu, 08 Apr 2010) $
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37 
38 #ifndef __GECODE_INT_SEQUENCE_HH__
39 #define __GECODE_INT_SEQUENCE_HH__
40 
41 #include <gecode/int.hh>
42 #include <gecode/int/rel.hh>
43 
44 namespace Gecode { namespace Int { namespace Sequence {
45 
58  template<class View>
59  class SupportAdvisor;
60 
61  template<class View,class Val,bool iss>
62  class ViewValSupport;
63 
68  template<class View, class Val,bool iss>
70  private:
74  int n;
75  public:
77  ViewValSupportArray(void);
81  ViewValSupportArray(Space& home, ViewArray<View>&, Val s, int q);
83  ViewValSupportArray(Space& home, int n);
85  int size(void) const;
89  const ViewValSupport<View,Val,iss>& operator [](int) const;
91  void update(Space& home, bool share, ViewValSupportArray<View,Val,iss>& x);
93  ExecStatus propagate(Space& home,ViewArray<View>& a,Val s,int q,int l,int u);
95  ExecStatus advise(Space& home,ViewArray<View>& a,Val s,int q,int j,const Delta& d);
96  };
97 
104  template<class View, class Val>
105  class Sequence : public Propagator {
106  protected:
108  Sequence(Space& home, bool shared, Sequence& p);
110  Sequence(Home home, ViewArray<View>& x, Val s, int q, int l, int u);
111  public:
113  virtual Actor* copy(Space& home, bool share);
115  ExecStatus advise(Space& home, Advisor& _a, const Delta& d);
117  virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
119  virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
121  static ExecStatus post(Home home, ViewArray<View>& x, Val s, int q, int l, int u);
123  static ExecStatus check(Space& home, ViewArray<View>& x, Val s, int q, int l, int u);
125  virtual size_t dispose(Space& home);
126  private:
128  ViewArray<View> x;
130  Val s;
132  int q;
134  int l;
136  int u;
143  };
144 
145 }}}
146 
151 
152 #endif
153 
154 // STATISTICS: int-prop