src/lemon/mappable_graph_extender.h
changeset 980 0f1044b7a3af
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     1 // -*- c++ -*-
       
     2 
       
     3 #ifndef LEMON_MAPPABLE_GRAPH_EXTENDER_H
       
     4 #define LEMON_MAPPABLE_GRAPH_EXTENDER_H
       
     5 
       
     6 namespace lemon {
       
     7 
       
     8   template <typename Base, template <class,class,class,class,class,class> class DynMap> 
       
     9   class MappableGraphExtender : public Base {
       
    10   public:
       
    11 
       
    12     typedef MappableGraphExtender Graph;
       
    13     typedef Base Parent;
       
    14 
       
    15     typedef typename Parent::Node Node;
       
    16     typedef typename Parent::NodeIt NodeIt;
       
    17     typedef typename Parent::NodeObserverRegistry NodeObserverRegistry;
       
    18 
       
    19     typedef typename Parent::Edge Edge;
       
    20     typedef typename Parent::EdgeIt EdgeIt;
       
    21     typedef typename Parent::EdgeObserverRegistry EdgeObserverRegistry;
       
    22 
       
    23   public:
       
    24 
       
    25     class NodeIdMap {
       
    26     private:
       
    27       const Graph* graph;
       
    28 
       
    29     public:
       
    30       NodeIdMap(const Graph& g) : graph(&g) {}
       
    31 
       
    32       int operator[](const Node& node) { return graph->id(node); }
       
    33 
       
    34       int maxId() const {return graph->maxNodeId(); }
       
    35 
       
    36     };
       
    37 
       
    38     //    template <typename Value>
       
    39     //    friend class DynMap<NodeObserverRegistry, Graph, Node, NodeIt,
       
    40     //		NodeIdMap, Value>;
       
    41 
       
    42     class EdgeIdMap {
       
    43     private:
       
    44       const Graph* graph;
       
    45 
       
    46     public:
       
    47       EdgeIdMap(const Graph& g) : graph(&g) {}
       
    48 
       
    49       int operator[](const Edge& edge) const { return graph->id(edge); }
       
    50 
       
    51       int maxId() const {return graph->maxEdgeId(); }
       
    52 
       
    53     };
       
    54 
       
    55     //    template <typename Value>
       
    56     //    friend class DynMap<EdgeObserverRegistry, Graph, Edge, EdgeIt,
       
    57     //		EdgeIdMap, Value>;
       
    58 
       
    59   public:
       
    60     
       
    61     template <typename Value>
       
    62     class NodeMap 
       
    63       : public DynMap<NodeObserverRegistry, Graph, Node, NodeIt,
       
    64 		      NodeIdMap, Value> {
       
    65     public:
       
    66       typedef DynMap<NodeObserverRegistry, Graph, Node, NodeIt,
       
    67 		     NodeIdMap, Value> Parent;
       
    68 
       
    69       NodeMap(const Graph& g) 
       
    70 	: Parent(g, g.Graph::Parent::getNodeObserverRegistry()) {}
       
    71       NodeMap(const Graph& g, const Value& v) 
       
    72 	: Parent(g, g.Graph::Parent::getNodeObserverRegistry(), v) {}
       
    73 
       
    74     };
       
    75 
       
    76     template <typename Value>
       
    77     class EdgeMap 
       
    78       : public DynMap<EdgeObserverRegistry, Graph, Edge, EdgeIt,
       
    79 		      EdgeIdMap, Value> {
       
    80     public:
       
    81       typedef DynMap<EdgeObserverRegistry, Graph, Edge, EdgeIt,
       
    82 		     EdgeIdMap, Value> Parent;
       
    83 
       
    84       EdgeMap(const Graph& g) 
       
    85 	: Parent(g, g.Graph::Parent::getEdgeObserverRegistry()) {}
       
    86       EdgeMap(const Graph& g, const Value& v) 
       
    87 	: Parent(g, g.Graph::Parent::getEdgeObserverRegistry(), v) {}
       
    88 
       
    89     };
       
    90 
       
    91     
       
    92   };
       
    93 
       
    94 }
       
    95 
       
    96 #endif
       
    97