deba@782: // -*- c++ -*-
deba@782: #ifndef SYM_MAP_FACTORY_H
deba@782: #define SYM_MAP_FACTORY_H
deba@782: 
deba@782: namespace hugo {
deba@782: 
deba@782:   template <typename Graph, typename Edge, typename EdgeIt>
deba@782:   class SymEdgeIt : public EdgeIt {
deba@782:   public:
deba@782: 
deba@782:     SymEdgeIt() 
deba@782:       : EdgeIt() {}
deba@782: 
deba@782:     SymEdgeIt(const Graph& graph) 
deba@798:       : EdgeIt(graph) {
deba@798:       while ( n != -1 && (n & 1)) {
deba@798: 	EdgeIt::operator++();
deba@798:       }
deba@798:     }
deba@782: 
deba@782:     SymEdgeIt(Invalid invalid) 
deba@782:       : EdgeIt(invalid) {}
deba@782: 
deba@782:     SymEdgeIt(const Graph& graph, Edge edge)
deba@782:       : EdgeIt(graph, edge) {}
deba@782: 
deba@782:     SymEdgeIt& operator++() {
deba@782:       EdgeIt::operator++();
deba@782:       while ( n != -1 && (n & 1)) {
deba@782: 	EdgeIt::operator++();
deba@782:       }
deba@782:       return *this;
deba@782:     }
deba@782:   };
deba@782: 
deba@782:   template <typename MapRegistry, template <typename> class MapFactory>
deba@782:   class SymMapFactory {
deba@782: 
deba@782:   public:
deba@782: 		
deba@782:     typedef typename MapRegistry::Graph Graph;
alpar@786:     typedef typename MapRegistry::KeyType KeyType;
deba@782:     typedef typename MapRegistry::KeyIt KeyIt;
deba@782: 
deba@782:     typedef typename MapRegistry::MapBase MapBase;
deba@782: 
deba@782:     template <typename V>
deba@782:     class Map : public MapFactory<MapRegistry>::template Map<V> {
deba@782: 
deba@782:       typedef typename MapFactory<MapRegistry>::template Map<V> MapImpl;
deba@782:     public:
deba@782: 
deba@782:       typedef V Value;
deba@782: 
deba@782:       Map() : MapImpl() {}
deba@782: 
deba@782:       Map(const Graph& g, MapRegistry& r) : MapImpl(g, r) {}
deba@782: 
deba@798:       Map(const Graph& g, MapRegistry& r, const Value& v) 
deba@798: 	: MapImpl(g, r, v) {}
deba@782: 
deba@782:       Map(const Map& copy) : MapImpl(static_cast<const MapImpl&>(copy)) {}
deba@782: 
deba@782:       template <typename CMap> Map(const CMap& copy) : MapImpl(copy) {}
deba@782: 
deba@782:       Map& operator=(const Map& copy) {
deba@782: 	MapImpl::operator=(static_cast<const MapImpl&>(copy));
deba@782: 	return *this;
deba@782:       }
deba@782: 
deba@782:       template <typename CMap> Map& operator=(const CMap& copy) {
deba@782: 	MapImpl::operator=(copy);
deba@782: 	return *this;
deba@782:       }
deba@782:    
alpar@786:       Value& operator[](const KeyType& key) {
deba@782: 	int id = MapBase::getGraph()->id(key);	
deba@782: 	return MapImpl::operator[](id >> 1);
deba@782:       } 
deba@782: 		
alpar@786:       const Value& operator[](const KeyType& key) const {
deba@782: 	int id = MapBase::getGraph()->id(key);
deba@782: 	return MapImpl::operator[](id >> 1);
deba@782:       }
deba@782: 	
alpar@786:       const Value& get(const KeyType& key) const {
deba@782: 	int id = MapBase::getGraph()->id(key);
deba@782: 	return MapImpl::operator[](id >> 1);
deba@782:       } 
deba@782: 		
alpar@786:       void set(const KeyType& key, const Value& val) {
deba@782: 	int id = MapBase::getGraph()->id(key);
deba@782: 	MapImpl::operator[](id >> 1) = val;
deba@782:       }
deba@782: 		
alpar@786:       void add(const KeyType& key) {
deba@782: 	int id = MapBase::getGraph()->id(key);
deba@782: 	if (id & 1) return;
deba@782: 	MapImpl::add(key);
deba@782:       }
deba@782: 		
alpar@786:       void erase(const KeyType& key) {
deba@782: 	int id = MapBase::getGraph()->id(key);
deba@782: 	if (id & 1) return;
deba@782: 	MapImpl::add(key);
deba@782:       }
deba@782: 
deba@782: 
deba@782:     };  
deba@782:   };
deba@782: }
deba@782: #endif