alpar@906: /* -*- C++ -*-
ladanyi@1435:  * lemon/default_map.h - Part of LEMON, a generic C++ optimization library
alpar@906:  *
alpar@1875:  * Copyright (C) 2006 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
deba@1910:  * (Egervary Research Groin on Combinatorial Optimization, EGRES).
alpar@906:  *
alpar@906:  * Permission to use, modify and distribute this software is granted
alpar@906:  * provided that this copyright notice appears in all copies. For
alpar@906:  * precise terms see the accompanying LICENSE file.
alpar@906:  *
alpar@906:  * This software is provided "AS IS" with no warranty of any kind,
alpar@906:  * express or implied, and with no claim as to its suitability for any
alpar@906:  * purpose.
alpar@906:  *
alpar@906:  */
alpar@906: 
alpar@921: #ifndef LEMON_DEFAULT_MAP_H
alpar@921: #define LEMON_DEFAULT_MAP_H
deba@822: 
deba@822: 
deba@1307: #include <lemon/bits/array_map.h>
deba@1307: #include <lemon/bits/vector_map.h>
deba@822: 
alpar@1946: ///\ingroup graphmapfactory
deba@822: ///\file
klao@946: ///\brief Graph maps that construct and destruct
deba@822: ///their elements dynamically.
deba@822: 
alpar@921: namespace lemon {
deba@822: 
deba@822: 
deba@1267:   template <typename _Graph, typename _Item, typename _Value>
klao@946:   struct DefaultMapSelector {
deba@1267:     typedef ArrayMap<_Graph, _Item, _Value> Map;
klao@946:   };
deba@822: 
klao@946:   // bool
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, bool> {
deba@980:     typedef VectorMap<_Graph, _Item, bool> Map;
klao@946:   };
deba@822: 
klao@946:   // char
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, char> {
deba@980:     typedef VectorMap<_Graph, _Item, char> Map;
klao@946:   };
deba@822: 
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, signed char> {
deba@980:     typedef VectorMap<_Graph, _Item, signed char> Map;
klao@946:   };
deba@822: 
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, unsigned char> {
deba@980:     typedef VectorMap<_Graph, _Item, unsigned char> Map;
klao@946:   };
deba@822: 
deba@822: 
klao@946:   // int
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, signed int> {
deba@980:     typedef VectorMap<_Graph, _Item, signed int> Map;
klao@946:   };
deba@822: 
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, unsigned int> {
deba@980:     typedef VectorMap<_Graph, _Item, unsigned int> Map;
klao@946:   };
deba@822: 
deba@822: 
klao@946:   // short
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, signed short> {
deba@980:     typedef VectorMap<_Graph, _Item, signed short> Map;
klao@946:   };
deba@822: 
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, unsigned short> {
deba@980:     typedef VectorMap<_Graph, _Item, unsigned short> Map;
klao@946:   };
klao@946: 
klao@946: 
klao@946:   // long
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, signed long> {
deba@980:     typedef VectorMap<_Graph, _Item, signed long> Map;
klao@946:   };
klao@946: 
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, unsigned long> {
deba@980:     typedef VectorMap<_Graph, _Item, unsigned long> Map;
klao@946:   };
klao@946: 
klao@946:   // \todo handling long long type
klao@946: 
klao@946: 
klao@946:   // float
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, float> {
deba@980:     typedef VectorMap<_Graph, _Item, float> Map;
klao@946:   };
klao@946: 
klao@946: 
klao@946:   // double
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, double> {
deba@980:     typedef VectorMap<_Graph, _Item,  double> Map;
klao@946:   };
klao@946: 
klao@946: 
klao@946:   // long double
deba@1267:   template <typename _Graph, typename _Item>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, long double> {
deba@980:     typedef VectorMap<_Graph, _Item, long double> Map;
klao@946:   };
klao@946: 
klao@946: 
klao@946:   // pointer
deba@1267:   template <typename _Graph, typename _Item, typename _Ptr>
deba@1267:   struct DefaultMapSelector<_Graph, _Item, _Ptr*> {
deba@980:     typedef VectorMap<_Graph, _Item, _Ptr*> Map;
klao@946:   };
klao@946: 
deba@1669:   /// \e
deba@1267:   template <
deba@1267:     typename _Graph, 
deba@1267:     typename _Item,
deba@1267:     typename _Value>
deba@1267:   class DefaultMap 
deba@1267:     : public DefaultMapSelector<_Graph, _Item, _Value>::Map {
klao@946:   public:
deba@1267:     typedef typename DefaultMapSelector<_Graph, _Item, _Value>::Map Parent;
deba@1267:     typedef DefaultMap<_Graph, _Item, _Value> Map;
klao@946:     
klao@946:     typedef typename Parent::Graph Graph;
alpar@987:     typedef typename Parent::Value Value;
klao@946: 
deba@980:     DefaultMap(const Graph& _g) : Parent(_g) {}
alpar@987:     DefaultMap(const Graph& _g, const Value& _v) : Parent(_g, _v) {}
deba@1669: 
klao@946:   };
klao@946: 
klao@946: 
deba@1669:   /// \e
klao@946:   template <typename _Base> 
deba@1669:   class MappableGraphExtender : public _Base {
klao@946:   public:
klao@946: 
deba@1669:     typedef MappableGraphExtender<_Base> Graph;
klao@946:     typedef _Base Parent;
klao@946: 
klao@946:     typedef typename Parent::Node Node;
klao@946:     typedef typename Parent::NodeIt NodeIt;
klao@946: 
klao@946:     typedef typename Parent::Edge Edge;
klao@946:     typedef typename Parent::EdgeIt EdgeIt;
klao@946: 
klao@946:     
klao@946:     template <typename _Value>
deba@1267:     class NodeMap 
deba@1267:       : public IterableMapExtender<DefaultMap<Graph, Node, _Value> > {
klao@946:     public:
deba@1669:       typedef MappableGraphExtender Graph;
deba@1267:       typedef IterableMapExtender<DefaultMap<Graph, Node, _Value> > Parent;
klao@946: 
deba@980:       NodeMap(const Graph& _g) 
deba@980: 	: Parent(_g) {}
klao@1022:       NodeMap(const Graph& _g, const _Value& _v) 
deba@980: 	: Parent(_g, _v) {}
deba@1669: 
deba@1672:       NodeMap& operator=(const NodeMap& cmap) {
deba@1672: 	return operator=<NodeMap>(cmap);
deba@1672:       }
deba@1672: 
deba@1672: 
deba@1669:       /// \brief Template assign operator.
deba@1669:       ///
deba@1669:       /// The given parameter should be conform to the ReadMap
deba@1669:       /// concecpt and could be indiced by the current item set of
deba@1669:       /// the NodeMap. In this case the value for each item
deba@1669:       /// is assigned by the value of the given ReadMap. 
deba@1669:       template <typename CMap>
deba@1669:       NodeMap& operator=(const CMap& cmap) {
deba@1669: 	checkConcept<concept::ReadMap<Node, _Value>, CMap>();
deba@1669: 	const typename Parent::Graph* graph = Parent::getGraph();
deba@1669: 	Node it;
deba@1669: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1669: 	  Parent::set(it, cmap[it]);
deba@1669: 	}
deba@1669: 	return *this;
deba@1669:       }
deba@1669: 
klao@946:     };
klao@946: 
klao@946:     template <typename _Value>
deba@1267:     class EdgeMap 
deba@1267:       : public IterableMapExtender<DefaultMap<Graph, Edge, _Value> > {
klao@946:     public:
deba@1669:       typedef MappableGraphExtender Graph;
deba@1267:       typedef IterableMapExtender<DefaultMap<Graph, Edge, _Value> > Parent;
klao@946: 
deba@980:       EdgeMap(const Graph& _g) 
deba@980: 	: Parent(_g) {}
klao@1022:       EdgeMap(const Graph& _g, const _Value& _v) 
deba@980: 	: Parent(_g, _v) {}
deba@1669: 
deba@1672:       EdgeMap& operator=(const EdgeMap& cmap) {
deba@1672: 	return operator=<EdgeMap>(cmap);
deba@1672:       }
deba@1672: 
deba@1669:       template <typename CMap>
deba@1669:       EdgeMap& operator=(const CMap& cmap) {
deba@1669: 	checkConcept<concept::ReadMap<Edge, _Value>, CMap>();
deba@1669: 	const typename Parent::Graph* graph = Parent::getGraph();
deba@1669: 	Edge it;
deba@1669: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1669: 	  Parent::set(it, cmap[it]);
deba@1669: 	}
deba@1669: 	return *this;
deba@1669:       }
klao@946:     };
klao@946:     
klao@946:   };
klao@946: 
deba@1669:   /// \e
klao@1022:   template <typename _Base> 
deba@1842:   class MappableEdgeSetExtender : public _Base {
deba@1842:   public:
deba@1842: 
deba@1842:     typedef MappableEdgeSetExtender<_Base> Graph;
deba@1842:     typedef _Base Parent;
deba@1842: 
deba@1842:     typedef typename Parent::Edge Edge;
deba@1842:     typedef typename Parent::EdgeIt EdgeIt;
deba@1842: 
deba@1842:     template <typename _Value>
deba@1842:     class EdgeMap 
deba@1842:       : public IterableMapExtender<DefaultMap<Graph, Edge, _Value> > {
deba@1842:     public:
deba@1842:       typedef MappableEdgeSetExtender Graph;
deba@1842:       typedef IterableMapExtender<DefaultMap<Graph, Edge, _Value> > Parent;
deba@1842: 
deba@1842:       EdgeMap(const Graph& _g) 
deba@1842: 	: Parent(_g) {}
deba@1842:       EdgeMap(const Graph& _g, const _Value& _v) 
deba@1842: 	: Parent(_g, _v) {}
deba@1842: 
deba@1842:       EdgeMap& operator=(const EdgeMap& cmap) {
deba@1842: 	return operator=<EdgeMap>(cmap);
deba@1842:       }
deba@1842: 
deba@1842:       template <typename CMap>
deba@1842:       EdgeMap& operator=(const CMap& cmap) {
deba@1842: 	checkConcept<concept::ReadMap<Edge, _Value>, CMap>();
deba@1842: 	const typename Parent::Graph* graph = Parent::getGraph();
deba@1842: 	Edge it;
deba@1842: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1842: 	  Parent::set(it, cmap[it]);
deba@1842: 	}
deba@1842: 	return *this;
deba@1842:       }
deba@1842:     };
deba@1842:     
deba@1842:   };
deba@1842: 
deba@1842:   /// \e
deba@1842:   template <typename _Base> 
klao@1909:   class MappableUGraphExtender : 
deba@1669:     public MappableGraphExtender<_Base> {
klao@1022:   public:
klao@1022: 
klao@1909:     typedef MappableUGraphExtender Graph;
deba@1669:     typedef MappableGraphExtender<_Base> Parent;
klao@1022: 
klao@1909:     typedef typename Parent::UEdge UEdge;
klao@1022: 
klao@1022:     template <typename _Value>
klao@1909:     class UEdgeMap 
klao@1909:       : public IterableMapExtender<DefaultMap<Graph, UEdge, _Value> > {
klao@1022:     public:
klao@1909:       typedef MappableUGraphExtender Graph;
deba@1267:       typedef IterableMapExtender<
klao@1909: 	DefaultMap<Graph, UEdge, _Value> > Parent;
klao@1022: 
klao@1909:       UEdgeMap(const Graph& _g) 
klao@1022: 	: Parent(_g) {}
klao@1909:       UEdgeMap(const Graph& _g, const _Value& _v) 
klao@1022: 	: Parent(_g, _v) {}
deba@1669: 
klao@1909:       UEdgeMap& operator=(const UEdgeMap& cmap) {
klao@1909: 	return operator=<UEdgeMap>(cmap);
deba@1672:       }
deba@1672: 
deba@1669:       template <typename CMap>
klao@1909:       UEdgeMap& operator=(const CMap& cmap) {
klao@1909: 	checkConcept<concept::ReadMap<UEdge, _Value>, CMap>();
deba@1669: 	const typename Parent::Graph* graph = Parent::getGraph();
klao@1909: 	UEdge it;
deba@1669: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1669: 	  Parent::set(it, cmap[it]);
deba@1669: 	}
deba@1669: 	return *this;
deba@1669:       }
klao@1022:     };
klao@1022: 
klao@1022: 
klao@1022:   };
deba@822: 
deba@1842:   /// \e
deba@1842:   template <typename _Base> 
klao@1909:   class MappableUEdgeSetExtender : 
deba@1842:     public MappableEdgeSetExtender<_Base> {
deba@1842:   public:
deba@1842: 
klao@1909:     typedef MappableUEdgeSetExtender Graph;
deba@1842:     typedef MappableEdgeSetExtender<_Base> Parent;
deba@1842: 
klao@1909:     typedef typename Parent::UEdge UEdge;
deba@1842: 
deba@1842:     template <typename _Value>
klao@1909:     class UEdgeMap 
klao@1909:       : public IterableMapExtender<DefaultMap<Graph, UEdge, _Value> > {
deba@1842:     public:
klao@1909:       typedef MappableUEdgeSetExtender Graph;
deba@1842:       typedef IterableMapExtender<
klao@1909: 	DefaultMap<Graph, UEdge, _Value> > Parent;
deba@1842: 
klao@1909:       UEdgeMap(const Graph& _g) 
deba@1842: 	: Parent(_g) {}
klao@1909:       UEdgeMap(const Graph& _g, const _Value& _v) 
deba@1842: 	: Parent(_g, _v) {}
deba@1842: 
klao@1909:       UEdgeMap& operator=(const UEdgeMap& cmap) {
klao@1909: 	return operator=<UEdgeMap>(cmap);
deba@1842:       }
deba@1842: 
deba@1842:       template <typename CMap>
klao@1909:       UEdgeMap& operator=(const CMap& cmap) {
klao@1909: 	checkConcept<concept::ReadMap<UEdge, _Value>, CMap>();
deba@1842: 	const typename Parent::Graph* graph = Parent::getGraph();
klao@1909: 	UEdge it;
deba@1842: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1842: 	  Parent::set(it, cmap[it]);
deba@1842: 	}
deba@1842: 	return *this;
deba@1842:       }
deba@1842:     };
deba@1842: 
deba@1842: 
deba@1842:   };
deba@1842: 
deba@1820: 
deba@1820:   template <typename _Base>
deba@1910:   class MappableBpUGraphExtender : public _Base {
deba@1820:   public:
deba@1820: 
deba@1820:     typedef _Base Parent;
deba@1910:     typedef MappableBpUGraphExtender Graph;
deba@1820: 
deba@1820:     typedef typename Parent::Node Node;
deba@1910:     typedef typename Parent::ANode ANode;
deba@1910:     typedef typename Parent::BNode BNode;
deba@1820:     typedef typename Parent::Edge Edge;
klao@1909:     typedef typename Parent::UEdge UEdge;
deba@1820:     
deba@1820:     template <typename _Value>
deba@1910:     class ANodeMap 
deba@1910:       : public IterableMapExtender<DefaultMap<Graph, ANode, _Value> > {
deba@1820:     public:
deba@1910:       typedef MappableBpUGraphExtender Graph;
deba@1910:       typedef IterableMapExtender<DefaultMap<Graph, ANode, _Value> > 
deba@1820:       Parent;
deba@1820:     
deba@1910:       ANodeMap(const Graph& _g) 
deba@1820: 	: Parent(_g) {}
deba@1910:       ANodeMap(const Graph& _g, const _Value& _v) 
deba@1820: 	: Parent(_g, _v) {}
deba@1820:     
deba@1910:       ANodeMap& operator=(const ANodeMap& cmap) {
deba@1910: 	return operator=<ANodeMap>(cmap);
deba@1820:       }
deba@1820:     
deba@1820: 
deba@1820:       /// \brief Template assign operator.
deba@1820:       ///
deba@1820:       /// The given parameter should be conform to the ReadMap
deba@1820:       /// concept and could be indiced by the current item set of
deba@1910:       /// the ANodeMap. In this case the value for each item
deba@1820:       /// is assigned by the value of the given ReadMap. 
deba@1820:       template <typename CMap>
deba@1910:       ANodeMap& operator=(const CMap& cmap) {
deba@1910: 	checkConcept<concept::ReadMap<ANode, _Value>, CMap>();
deba@1820: 	const typename Parent::Graph* graph = Parent::getGraph();
deba@1910: 	ANode it;
deba@1820: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1820: 	  Parent::set(it, cmap[it]);
deba@1820: 	}
deba@1820: 	return *this;
deba@1820:       }
deba@1820:     
deba@1820:     };
deba@1820: 
deba@1820:     template <typename _Value>
deba@1910:     class BNodeMap 
deba@1910:       : public IterableMapExtender<DefaultMap<Graph, BNode, _Value> > {
deba@1820:     public:
deba@1910:       typedef MappableBpUGraphExtender Graph;
deba@1910:       typedef IterableMapExtender<DefaultMap<Graph, BNode, _Value> > 
deba@1820:       Parent;
deba@1820:     
deba@1910:       BNodeMap(const Graph& _g) 
deba@1820: 	: Parent(_g) {}
deba@1910:       BNodeMap(const Graph& _g, const _Value& _v) 
deba@1820: 	: Parent(_g, _v) {}
deba@1820:     
deba@1910:       BNodeMap& operator=(const BNodeMap& cmap) {
deba@1910: 	return operator=<BNodeMap>(cmap);
deba@1820:       }
deba@1820:     
deba@1820: 
deba@1820:       /// \brief Template assign operator.
deba@1820:       ///
deba@1820:       /// The given parameter should be conform to the ReadMap
deba@1820:       /// concept and could be indiced by the current item set of
deba@1910:       /// the BNodeMap. In this case the value for each item
deba@1820:       /// is assigned by the value of the given ReadMap. 
deba@1820:       template <typename CMap>
deba@1910:       BNodeMap& operator=(const CMap& cmap) {
deba@1910: 	checkConcept<concept::ReadMap<BNode, _Value>, CMap>();
deba@1820: 	const typename Parent::Graph* graph = Parent::getGraph();
deba@1910: 	BNode it;
deba@1820: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1820: 	  Parent::set(it, cmap[it]);
deba@1820: 	}
deba@1820: 	return *this;
deba@1820:       }
deba@1820:     
deba@1820:     };
deba@1820: 
deba@1820:   protected:
deba@1820: 
deba@1820:     template <typename _Value>
deba@1820:     class NodeMapBase : public Parent::NodeNotifier::ObserverBase {
deba@1820:     public:
deba@1910:       typedef MappableBpUGraphExtender Graph;
deba@1820: 
deba@1820:       typedef Node Key;
deba@1820:       typedef _Value Value;
deba@1820: 
deba@1820:       /// The reference type of the map;
deba@1910:       typedef typename BNodeMap<_Value>::Reference Reference;
deba@1820:       /// The pointer type of the map;
deba@1910:       typedef typename BNodeMap<_Value>::Pointer Pointer;
deba@1820:       
deba@1820:       /// The const value type of the map.
deba@1820:       typedef const Value ConstValue;
deba@1820:       /// The const reference type of the map;
deba@1910:       typedef typename BNodeMap<_Value>::ConstReference ConstReference;
deba@1820:       /// The pointer type of the map;
deba@1910:       typedef typename BNodeMap<_Value>::ConstPointer ConstPointer;
deba@1820: 
deba@1820:       typedef True ReferenceMapTag;
deba@1820: 
deba@1820:       NodeMapBase(const Graph& _g) 
deba@1910: 	: graph(&_g), bNodeMap(_g), aNodeMap(_g) {
deba@1820: 	Parent::NodeNotifier::ObserverBase::attach(_g.getNotifier(Node()));
deba@1820:       }
deba@1820:       NodeMapBase(const Graph& _g, const _Value& _v) 
deba@1910: 	: graph(&_g), bNodeMap(_g, _v), 
deba@1910: 	  aNodeMap(_g, _v) {
deba@1820: 	Parent::NodeNotifier::ObserverBase::attach(_g.getNotifier(Node()));
deba@1820:       }
deba@1820: 
deba@1820:       virtual ~NodeMapBase() {      
deba@1820: 	if (Parent::NodeNotifier::ObserverBase::attached()) {
deba@1820: 	  Parent::NodeNotifier::ObserverBase::detach();
deba@1820: 	}
deba@1820:       }
deba@1820:     
deba@1820:       ConstReference operator[](const Key& node) const {
deba@1910: 	if (Parent::aNode(node)) {
deba@1910: 	  return aNodeMap[node];
deba@1820: 	} else {
deba@1910: 	  return bNodeMap[node];
deba@1820: 	}
deba@1820:       } 
deba@1820: 
deba@1820:       Reference operator[](const Key& node) {
deba@1910: 	if (Parent::aNode(node)) {
deba@1910: 	  return aNodeMap[node];
deba@1820: 	} else {
deba@1910: 	  return bNodeMap[node];
deba@1820: 	}
deba@1820:       }
deba@1820: 
deba@1820:       void set(const Key& node, const Value& value) {
deba@1910: 	if (Parent::aNode(node)) {
deba@1910: 	  aNodeMap.set(node, value);
deba@1820: 	} else {
deba@1910: 	  bNodeMap.set(node, value);
deba@1820: 	}
deba@1820:       }
deba@1820: 
deba@1820:     protected:
deba@1820:       
deba@1820:       virtual void add(const Node&) {}
deba@1820:       virtual void erase(const Node&) {}
deba@1820:       virtual void clear() {}
deba@1820:       virtual void build() {}
deba@1820: 
deba@1820:       const Graph* getGraph() const { return graph; }
deba@1820:       
deba@1820:     private:
deba@1820:       const Graph* graph;
deba@1910:       BNodeMap<_Value> bNodeMap;
deba@1910:       ANodeMap<_Value> aNodeMap;
deba@1820:     };
deba@1820:     
deba@1820:   public:
deba@1820: 
deba@1820:     template <typename _Value>
deba@1820:     class NodeMap 
deba@1820:       : public IterableMapExtender<NodeMapBase<_Value> > {
deba@1820:     public:
deba@1910:       typedef MappableBpUGraphExtender Graph;
deba@1820:       typedef IterableMapExtender< NodeMapBase<_Value> > Parent;
deba@1820:     
deba@1820:       NodeMap(const Graph& _g) 
deba@1820: 	: Parent(_g) {}
deba@1820:       NodeMap(const Graph& _g, const _Value& _v) 
deba@1820: 	: Parent(_g, _v) {}
deba@1820:     
deba@1820:       NodeMap& operator=(const NodeMap& cmap) {
deba@1820: 	return operator=<NodeMap>(cmap);
deba@1820:       }
deba@1820:     
deba@1820: 
deba@1820:       /// \brief Template assign operator.
deba@1820:       ///
deba@1820:       /// The given parameter should be conform to the ReadMap
deba@1820:       /// concept and could be indiced by the current item set of
deba@1820:       /// the NodeMap. In this case the value for each item
deba@1820:       /// is assigned by the value of the given ReadMap. 
deba@1820:       template <typename CMap>
deba@1820:       NodeMap& operator=(const CMap& cmap) {
deba@1820: 	checkConcept<concept::ReadMap<Node, _Value>, CMap>();
deba@1820: 	const typename Parent::Graph* graph = Parent::getGraph();
deba@1820: 	Node it;
deba@1820: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1820: 	  Parent::set(it, cmap[it]);
deba@1820: 	}
deba@1820: 	return *this;
deba@1820:       }
deba@1820:     
deba@1820:     };
deba@1820: 
deba@1820: 
deba@1820: 
deba@1820:     template <typename _Value>
deba@1820:     class EdgeMap 
deba@1820:       : public IterableMapExtender<DefaultMap<Graph, Edge, _Value> > {
deba@1820:     public:
deba@1910:       typedef MappableBpUGraphExtender Graph;
deba@1820:       typedef IterableMapExtender<DefaultMap<Graph, Edge, _Value> > Parent;
deba@1820:     
deba@1820:       EdgeMap(const Graph& _g) 
deba@1820: 	: Parent(_g) {}
deba@1820:       EdgeMap(const Graph& _g, const _Value& _v) 
deba@1820: 	: Parent(_g, _v) {}
deba@1820:     
deba@1820:       EdgeMap& operator=(const EdgeMap& cmap) {
deba@1820: 	return operator=<EdgeMap>(cmap);
deba@1820:       }
deba@1820:     
deba@1820:       template <typename CMap>
deba@1820:       EdgeMap& operator=(const CMap& cmap) {
deba@1820: 	checkConcept<concept::ReadMap<Edge, _Value>, CMap>();
deba@1820: 	const typename Parent::Graph* graph = Parent::getGraph();
deba@1820: 	Edge it;
deba@1820: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1820: 	  Parent::set(it, cmap[it]);
deba@1820: 	}
deba@1820: 	return *this;
deba@1820:       }
deba@1820:     };
deba@1820: 
deba@1820:     template <typename _Value>
klao@1909:     class UEdgeMap 
klao@1909:       : public IterableMapExtender<DefaultMap<Graph, UEdge, _Value> > {
deba@1820:     public:
deba@1910:       typedef MappableBpUGraphExtender Graph;
klao@1909:       typedef IterableMapExtender<DefaultMap<Graph, UEdge, _Value> > 
deba@1820:       Parent;
deba@1820:     
klao@1909:       UEdgeMap(const Graph& _g) 
deba@1820: 	: Parent(_g) {}
klao@1909:       UEdgeMap(const Graph& _g, const _Value& _v) 
deba@1820: 	: Parent(_g, _v) {}
deba@1820:     
klao@1909:       UEdgeMap& operator=(const UEdgeMap& cmap) {
klao@1909: 	return operator=<UEdgeMap>(cmap);
deba@1820:       }
deba@1820:     
deba@1820:       template <typename CMap>
klao@1909:       UEdgeMap& operator=(const CMap& cmap) {
klao@1909: 	checkConcept<concept::ReadMap<UEdge, _Value>, CMap>();
deba@1820: 	const typename Parent::Graph* graph = Parent::getGraph();
klao@1909: 	UEdge it;
deba@1820: 	for (graph->first(it); it != INVALID; graph->next(it)) {
deba@1820: 	  Parent::set(it, cmap[it]);
deba@1820: 	}
deba@1820: 	return *this;
deba@1820:       }
deba@1820:     };
deba@1820:   
deba@1820:   };
deba@1820: 
deba@822: }
deba@822: 
deba@822: #endif