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/* -*- C++ -*-
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* src/lemon/concept/graph_component.h - Part of LEMON, a generic C++ optimization library
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*
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* Copyright (C) 2004 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
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* (Egervary Combinatorial Optimization Research Group, EGRES).
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*
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* Permission to use, modify and distribute this software is granted
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* provided that this copyright notice appears in all copies. For
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* precise terms see the accompanying LICENSE file.
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*
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* This software is provided "AS IS" with no warranty of any kind,
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* express or implied, and with no claim as to its suitability for any
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* purpose.
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*
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*/
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///\ingroup concept
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///\file
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///\brief The graph components.
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#ifndef LEMON_CONCEPT_GRAPH_COMPONENT_H
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#define LEMON_CONCEPT_GRAPH_COMPONENT_H
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#include <lemon/invalid.h>
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#include <lemon/concept/maps.h>
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namespace lemon {
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namespace concept {
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/// An empty base graph class.
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/// This class provides the most minimal features of a graph structure.
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/// All the graph concepts have to be conform to this base graph.
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class BaseGraphComponent {
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public:
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typedef BaseGraphComponent Graph;
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/// Node class of the graph.
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/// This class represents the Nodes of the graph.
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///
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class Node {
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public:
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/// Default constructor.
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/// @warning The default constructor sets the iterator
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/// to an undefined value.
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Node() {}
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/// Copy constructor.
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/// Copy constructor.
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///
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Node(const Node&) {}
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/// Invalid constructor \& conversion.
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/// This constructor initializes the iterator to be invalid.
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/// \sa Invalid for more details.
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Node(Invalid) {}
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Node& operator=(const Node&) { return *this;}
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/// Equality operator.
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/// Two iterators are equal if and only if they represents the
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/// same node in the graph or both are invalid.
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bool operator==(const Node&) { return true;}
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/// Inequality operator.
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/// \sa operator==(const Node& n)
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///
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bool operator!=(const Node&) { return true;}
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/// Comparison operator.
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/// This is a strict ordering between the nodes.
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///
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/// This ordering can be different from the iterating order of nodes.
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/// \todo Possibly we don't need it.
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bool operator<(const Node&) { return true;}
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};
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/// Edge class of the graph.
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/// This class represents the Edges of the graph.
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///
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class Edge {
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public:
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/// Default constructor.
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/// @warning The default constructor sets the iterator
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/// to an undefined value.
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Edge() {}
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/// Copy constructor.
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/// Copy constructor.
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///
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Edge(const Edge&) {}
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/// Invalid constructor \& conversion.
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/// This constructor initializes the iterator to be invalid.
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/// \sa Invalid for more details.
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Edge(Invalid) {}
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Edge& operator=(const Edge&) { return *this;}
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/// Equality operator.
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/// Two iterators are equal if and only if they represents the
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/// same edge in the graph or both are invalid.
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bool operator==(const Edge&) { return true;}
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/// Inequality operator.
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/// \sa operator==(const Edge& n)
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///
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bool operator!=(const Edge&) { return true;}
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/// Comparison operator.
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/// This is a strict ordering between the edges.
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///
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/// This ordering can be different from the iterating order of edges.
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/// \todo Possibly we don't need it.
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bool operator<(const Edge&) { return true;}
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};
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///Gives back the head node of an edge.
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///Gives back the head node of an edge.
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///
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Node head(const Edge&) const { return INVALID;}
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///Gives back the tail node of an edge.
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///Gives back the tail node of an edge.
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///
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Node tail(const Edge&) const { return INVALID;}
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};
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/// Concept check structure for BaseGraph.
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/// Concept check structure for BaseGraph.
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///
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template <typename Graph>
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struct BaseGraphComponentConcept {
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typedef typename Graph::Node Node;
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typedef typename Graph::Edge Edge;
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void constraints() {
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{
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Node ni;
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Node nj(ni);
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Node nk(INVALID);
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ni = nj;
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bool b; b = true;
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b = (ni == INVALID); b = (ni != INVALID);
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b = (ni==nj); b = (ni != nj); b=( ni < nj);
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}
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{
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Edge ei;
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Edge ej(ei);
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Edge ek(INVALID);
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ei = ej;
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bool b; b = true;
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b = (ei == INVALID); b = (ei != INVALID);
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b = (ei==ej); b = (ei != ej); b=( ei < ej);
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}
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{
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const Graph& const_graph = graph;
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Node n;
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Edge e;
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n = const_graph.tail(e);
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n = const_graph.head(e);
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}
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}
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Graph& graph;
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};
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/// An empty iterable base graph class.
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/// This class provides beside the core graph features
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/// core iterable interface for the graph structure.
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/// Most of the base graphs should be conform to this concept.
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class BaseIterableGraphComponent : virtual public BaseGraphComponent {
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public:
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typedef BaseGraphComponent::Node Node;
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typedef BaseGraphComponent::Edge Edge;
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/// Gives back the first Node in the iterating order.
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/// Gives back the first Node in the iterating order.
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///
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void first(Node&) const {}
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/// Gives back the next Node in the iterating order.
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/// Gives back the next Node in the iterating order.
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///
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void next(Node&) const {}
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/// Gives back the first Edge in the iterating order.
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/// Gives back the first Edge in the iterating order.
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///
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void first(Edge&) const {}
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/// Gives back the next Edge in the iterating order.
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/// Gives back the next Edge in the iterating order.
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///
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void next(Edge&) const {}
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/// Gives back the first of the Edges point to the given Node.
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/// Gives back the first of the Edges point to the given Node.
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///
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void firstIn(Edge&, const Node&) const {}
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/// Gives back the next of the Edges points to the given Node.
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/// Gives back the next of the Edges points to the given Node.
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///
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void nextIn(Edge&) const {}
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/// Gives back the first of the Edges start from the given Node.
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/// Gives back the first of the Edges start from the given Node.
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///
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void firstOut(Edge&, const Node&) const {}
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/// Gives back the next of the Edges start from the given Node.
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/// Gives back the next of the Edges start from the given Node.
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///
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void nextOut(Edge&) const {}
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};
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/// Concept check structure for IterableBaseGraph.
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/// Concept check structure for IterableBaseGraph.
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///
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template <typename Graph>
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struct BaseIterableGraphComponentConcept {
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void constraints() {
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const Graph& const_graph = graph;
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typename Graph::Node node;
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typename Graph::Edge edge;
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{
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const_graph.first(node);
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const_graph.next(node);
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}
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{
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const_graph.first(edge);
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const_graph.next(edge);
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}
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{
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const_graph.firstIn(edge, node);
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const_graph.nextIn(edge);
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}
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{
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const_graph.firstOut(edge, node);
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const_graph.nextOut(edge);
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}
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}
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Graph& graph;
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};
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/// An empty idable base graph class.
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/// This class provides beside the core graph features
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/// core id functions for the graph structure.
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/// The most of the base graphs should be conform to this concept.
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/// The id's are unique and immutable.
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class IDableGraphComponent : virtual public BaseGraphComponent {
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public:
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typedef BaseGraphComponent::Node Node;
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typedef BaseGraphComponent::Edge Edge;
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/// Gives back an unique integer id for the Node.
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/// Gives back an unique integer id for the Node.
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///
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int id(const Node&) const { return -1;}
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/// Gives back an unique integer id for the Edge.
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/// Gives back an unique integer id for the Edge.
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///
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int id(const Edge&) const { return -1;}
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};
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/// Concept check structure for IdableBaseGraph.
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/// Concept check structure for IdableBaseGraph.
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///
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template <typename Graph>
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struct IDableGraphComponentConcept {
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void constraints() {
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const Graph& const_graph = graph;
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typename Graph::Node node;
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int nid = const_graph.id(node);
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nid = const_graph.id(node);
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typename Graph::Edge edge;
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int eid = const_graph.id(edge);
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eid = const_graph.id(edge);
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}
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Graph& graph;
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};
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/// An empty max-idable base graph class.
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/// This class provides beside the core graph features
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/// core max id functions for the graph structure.
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/// The most of the base graphs should be conform to this concept.
|
klao@959
|
343 |
/// The id's are unique and immutable.
|
klao@959
|
344 |
class MaxIDableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
345 |
public:
|
klao@959
|
346 |
|
klao@959
|
347 |
/// Gives back an integer greater or equal to the maximum Node id.
|
klao@959
|
348 |
|
klao@959
|
349 |
/// Gives back an integer greater or equal to the maximum Node id.
|
klao@959
|
350 |
///
|
klao@959
|
351 |
int maxEdgeId() const { return -1;}
|
klao@959
|
352 |
|
klao@959
|
353 |
/// Gives back an integer greater or equal to the maximum Edge id.
|
klao@959
|
354 |
|
klao@959
|
355 |
/// Gives back an integer greater or equal to the maximum Edge id.
|
klao@959
|
356 |
///
|
klao@959
|
357 |
int maxNodeId() const { return -1;}
|
klao@959
|
358 |
};
|
klao@959
|
359 |
|
klao@959
|
360 |
/// Concept check structure for MaxIdableBaseGraph.
|
klao@959
|
361 |
|
klao@959
|
362 |
/// Concept check structure for MaxIdableBaseGraph.
|
klao@959
|
363 |
///
|
klao@959
|
364 |
template <typename Graph>
|
klao@959
|
365 |
struct MaxIDableGraphComponentConcept {
|
klao@959
|
366 |
|
klao@959
|
367 |
void constraints() {
|
klao@959
|
368 |
const Graph& const_graph = graph;
|
klao@959
|
369 |
int nid = const_graph.maxEdgeId();
|
klao@959
|
370 |
ignore_unused_variable_warning(nid);
|
klao@959
|
371 |
int eid = const_graph.maxNodeId();
|
klao@959
|
372 |
ignore_unused_variable_warning(eid);
|
klao@959
|
373 |
}
|
klao@959
|
374 |
|
klao@959
|
375 |
Graph& graph;
|
klao@959
|
376 |
};
|
klao@959
|
377 |
|
klao@959
|
378 |
/// An empty extendable base graph class.
|
klao@959
|
379 |
|
klao@959
|
380 |
/// This class provides beside the core graph features
|
klao@959
|
381 |
/// core graph extend interface for the graph structure.
|
klao@959
|
382 |
/// The most of the base graphs should be conform to this concept.
|
klao@959
|
383 |
class BaseExtendableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
384 |
public:
|
klao@959
|
385 |
|
klao@959
|
386 |
typedef BaseGraphComponent::Node Node;
|
klao@959
|
387 |
typedef BaseGraphComponent::Edge Edge;
|
klao@959
|
388 |
|
klao@959
|
389 |
/// Adds a new Node to the graph.
|
klao@959
|
390 |
|
klao@959
|
391 |
/// Adds a new Node to the graph.
|
klao@959
|
392 |
///
|
klao@959
|
393 |
Node addNode() {
|
klao@959
|
394 |
return INVALID;
|
klao@959
|
395 |
}
|
klao@959
|
396 |
|
klao@959
|
397 |
/// Adds a new Edge connects the two Nodes to the graph.
|
klao@959
|
398 |
|
klao@959
|
399 |
/// Adds a new Edge connects the two Nodes to the graph.
|
klao@959
|
400 |
///
|
klao@959
|
401 |
Edge addEdge(const Node& from, const Node& to) {
|
klao@959
|
402 |
return INVALID;
|
klao@959
|
403 |
}
|
klao@959
|
404 |
|
klao@959
|
405 |
};
|
klao@959
|
406 |
|
klao@959
|
407 |
/// Concept check structure for ExtendableBaseGraph.
|
klao@959
|
408 |
|
klao@959
|
409 |
/// Concept check structure for ExtendableBaseGraph.
|
klao@959
|
410 |
///
|
klao@959
|
411 |
template <typename Graph>
|
klao@959
|
412 |
struct BaseExtendableGraphComponentConcept {
|
klao@959
|
413 |
void constraints() {
|
klao@959
|
414 |
typename Graph::Node node_a, node_b;
|
klao@959
|
415 |
node_a = graph.addNode();
|
klao@959
|
416 |
typename Graph::Edge edge;
|
klao@959
|
417 |
edge = graph.addEdge(node_a, node_b);
|
klao@959
|
418 |
}
|
klao@959
|
419 |
|
klao@959
|
420 |
Graph& graph;
|
klao@959
|
421 |
};
|
klao@959
|
422 |
|
klao@959
|
423 |
/// An empty erasable base graph class.
|
klao@959
|
424 |
|
klao@959
|
425 |
/// This class provides beside the core graph features
|
klao@959
|
426 |
/// core erase functions for the graph structure.
|
klao@959
|
427 |
/// The most of the base graphs should be conform to this concept.
|
klao@959
|
428 |
class BaseErasableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
429 |
public:
|
klao@959
|
430 |
|
klao@959
|
431 |
typedef BaseGraphComponent::Node Node;
|
klao@959
|
432 |
typedef BaseGraphComponent::Edge Edge;
|
klao@959
|
433 |
|
klao@959
|
434 |
/// Erase a Node from the graph.
|
klao@959
|
435 |
|
klao@959
|
436 |
/// Erase a Node from the graph. This function should not
|
klao@959
|
437 |
/// erase edges connecting to the Node.
|
klao@959
|
438 |
void erase(const Node&) {}
|
klao@959
|
439 |
|
klao@959
|
440 |
/// Erase an Edge from the graph.
|
klao@959
|
441 |
|
klao@959
|
442 |
/// Erase an Edge from the graph.
|
klao@959
|
443 |
///
|
klao@959
|
444 |
void erase(const Edge&) {}
|
klao@959
|
445 |
|
klao@959
|
446 |
};
|
klao@959
|
447 |
|
klao@959
|
448 |
/// Concept check structure for ErasableBaseGraph.
|
klao@959
|
449 |
|
klao@959
|
450 |
/// Concept check structure for ErasableBaseGraph.
|
klao@959
|
451 |
///
|
klao@959
|
452 |
template <typename Graph>
|
klao@959
|
453 |
struct BaseErasableGraphComponentConcept {
|
klao@959
|
454 |
void constraints() {
|
klao@959
|
455 |
typename Graph::Node node;
|
klao@959
|
456 |
graph.erase(node);
|
klao@959
|
457 |
typename Graph::Edge edge;
|
klao@959
|
458 |
graph.erase(edge);
|
klao@959
|
459 |
}
|
klao@959
|
460 |
|
klao@959
|
461 |
Graph& graph;
|
klao@959
|
462 |
};
|
klao@959
|
463 |
|
klao@959
|
464 |
/// An empty clearable base graph class.
|
klao@959
|
465 |
|
klao@959
|
466 |
/// This class provides beside the core graph features
|
klao@959
|
467 |
/// core clear functions for the graph structure.
|
klao@959
|
468 |
/// The most of the base graphs should be conform to this concept.
|
klao@959
|
469 |
class BaseClearableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
470 |
public:
|
klao@959
|
471 |
|
klao@959
|
472 |
/// Erase all the Nodes and Edges from the graph.
|
klao@959
|
473 |
|
klao@959
|
474 |
/// Erase all the Nodes and Edges from the graph.
|
klao@959
|
475 |
///
|
klao@959
|
476 |
void clear() {}
|
klao@959
|
477 |
};
|
klao@959
|
478 |
|
klao@959
|
479 |
/// Concept check function for ErasableBaseGraph.
|
klao@959
|
480 |
|
klao@959
|
481 |
/// Concept check function for ErasableBaseGraph.
|
klao@959
|
482 |
///
|
klao@959
|
483 |
template <typename Graph>
|
klao@959
|
484 |
struct BaseClearableGraphComponentConcept {
|
klao@959
|
485 |
void constraints() {
|
klao@959
|
486 |
graph.clear();
|
klao@959
|
487 |
}
|
klao@959
|
488 |
|
klao@959
|
489 |
Graph& graph;
|
klao@959
|
490 |
};
|
klao@959
|
491 |
|
klao@959
|
492 |
|
klao@959
|
493 |
class IterableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
494 |
|
klao@959
|
495 |
public:
|
klao@959
|
496 |
|
klao@959
|
497 |
typedef IterableGraphComponent Graph;
|
klao@959
|
498 |
|
klao@959
|
499 |
typedef BaseGraphComponent::Node Node;
|
klao@959
|
500 |
typedef BaseGraphComponent::Edge Edge;
|
klao@959
|
501 |
|
klao@959
|
502 |
class NodeIt : public Node {
|
klao@959
|
503 |
public:
|
klao@959
|
504 |
NodeIt() {}
|
klao@959
|
505 |
NodeIt(Invalid) {}
|
klao@959
|
506 |
NodeIt(const Graph&) {}
|
klao@959
|
507 |
|
klao@959
|
508 |
NodeIt& operator++() { return *this; }
|
klao@959
|
509 |
// Node operator*() const { return INVALID; }
|
klao@959
|
510 |
|
klao@959
|
511 |
bool operator==(const NodeIt&) { return true;}
|
klao@959
|
512 |
bool operator!=(const NodeIt&) { return true;}
|
klao@959
|
513 |
};
|
klao@959
|
514 |
|
klao@959
|
515 |
class EdgeIt : public Edge {
|
klao@959
|
516 |
public:
|
klao@959
|
517 |
EdgeIt() {}
|
klao@959
|
518 |
EdgeIt(Invalid) {}
|
klao@959
|
519 |
EdgeIt(const Graph&) {}
|
klao@959
|
520 |
|
klao@959
|
521 |
EdgeIt& operator++() { return *this; }
|
klao@959
|
522 |
// Edge operator*() const { return INVALID; }
|
klao@959
|
523 |
|
klao@959
|
524 |
bool operator==(const EdgeIt&) { return true;}
|
klao@959
|
525 |
bool operator!=(const EdgeIt&) { return true;}
|
klao@959
|
526 |
};
|
klao@959
|
527 |
|
klao@959
|
528 |
class InEdgeIt : public Edge {
|
klao@959
|
529 |
public:
|
klao@959
|
530 |
InEdgeIt() {}
|
klao@959
|
531 |
InEdgeIt(Invalid) {}
|
klao@959
|
532 |
InEdgeIt(const Graph&, const Node&) {}
|
klao@959
|
533 |
|
klao@959
|
534 |
InEdgeIt& operator++() { return *this; }
|
klao@959
|
535 |
// Edge operator*() const { return INVALID; }
|
klao@959
|
536 |
|
klao@959
|
537 |
bool operator==(const InEdgeIt&) { return true;}
|
klao@959
|
538 |
bool operator!=(const InEdgeIt&) { return true;}
|
klao@959
|
539 |
};
|
klao@959
|
540 |
|
klao@959
|
541 |
class OutEdgeIt : public Edge {
|
klao@959
|
542 |
public:
|
klao@959
|
543 |
OutEdgeIt() {}
|
klao@959
|
544 |
OutEdgeIt(Invalid) {}
|
klao@959
|
545 |
OutEdgeIt(const Graph&, const Node&) {}
|
klao@959
|
546 |
|
klao@959
|
547 |
OutEdgeIt& operator++() { return *this; }
|
klao@959
|
548 |
// Edge operator*() const { return INVALID; }
|
klao@959
|
549 |
|
klao@959
|
550 |
bool operator==(const OutEdgeIt&) { return true;}
|
klao@959
|
551 |
bool operator!=(const OutEdgeIt&) { return true;}
|
klao@959
|
552 |
};
|
klao@959
|
553 |
|
klao@959
|
554 |
};
|
klao@959
|
555 |
|
klao@959
|
556 |
template <typename Graph>
|
klao@959
|
557 |
struct IterableGraphComponentConcept {
|
klao@959
|
558 |
|
klao@959
|
559 |
void constraints() {
|
klao@959
|
560 |
|
klao@959
|
561 |
typedef typename Graph::Node Node;
|
klao@959
|
562 |
typedef typename Graph::NodeIt NodeIt;
|
klao@959
|
563 |
typedef typename Graph::Edge Edge;
|
klao@959
|
564 |
typedef typename Graph::EdgeIt EdgeIt;
|
klao@959
|
565 |
typedef typename Graph::InEdgeIt InEdgeIt;
|
klao@959
|
566 |
typedef typename Graph::OutEdgeIt OutEdgeIt;
|
klao@959
|
567 |
|
klao@959
|
568 |
{
|
klao@959
|
569 |
NodeIt it;
|
klao@959
|
570 |
NodeIt jt(it);
|
klao@959
|
571 |
NodeIt kt(INVALID);
|
klao@959
|
572 |
NodeIt lt(graph);
|
klao@959
|
573 |
it = jt;
|
klao@959
|
574 |
jt = ++it;
|
klao@959
|
575 |
bool b;
|
klao@959
|
576 |
b = (it == INVALID);
|
klao@959
|
577 |
b = (it != INVALID);
|
klao@959
|
578 |
b = (it == jt);
|
klao@959
|
579 |
b = (it != jt);
|
klao@959
|
580 |
Node node = it;
|
klao@959
|
581 |
node = it;
|
klao@959
|
582 |
}
|
klao@959
|
583 |
{
|
klao@959
|
584 |
EdgeIt it;
|
klao@959
|
585 |
EdgeIt jt(it);
|
klao@959
|
586 |
EdgeIt kt(INVALID);
|
klao@959
|
587 |
EdgeIt lt(graph);
|
klao@959
|
588 |
it = jt;
|
klao@959
|
589 |
jt = ++it;
|
klao@959
|
590 |
bool b;
|
klao@959
|
591 |
b = (it == INVALID);
|
klao@959
|
592 |
b = (it != INVALID);
|
klao@959
|
593 |
b = (it == jt);
|
klao@959
|
594 |
b = (it != jt);
|
klao@959
|
595 |
Edge edge = it;
|
klao@959
|
596 |
edge = it;
|
klao@959
|
597 |
}
|
klao@959
|
598 |
{
|
klao@959
|
599 |
InEdgeIt it;
|
klao@959
|
600 |
InEdgeIt jt(it);
|
klao@959
|
601 |
InEdgeIt kt(INVALID);
|
klao@959
|
602 |
Node node;
|
klao@959
|
603 |
InEdgeIt lt(graph, node);
|
klao@959
|
604 |
it = jt;
|
klao@959
|
605 |
jt = ++it;
|
klao@959
|
606 |
bool b;
|
klao@959
|
607 |
b = (it == INVALID);
|
klao@959
|
608 |
b = (it != INVALID);
|
klao@959
|
609 |
b = (it == jt);
|
klao@959
|
610 |
b = (it != jt);
|
klao@959
|
611 |
Edge edge = it;
|
klao@959
|
612 |
edge = it;
|
klao@959
|
613 |
}
|
klao@959
|
614 |
{
|
klao@959
|
615 |
OutEdgeIt it;
|
klao@959
|
616 |
OutEdgeIt jt(it);
|
klao@959
|
617 |
OutEdgeIt kt(INVALID);
|
klao@959
|
618 |
Node node;
|
klao@959
|
619 |
OutEdgeIt lt(graph, node);
|
klao@959
|
620 |
it = jt;
|
klao@959
|
621 |
jt = ++it;
|
klao@959
|
622 |
bool b;
|
klao@959
|
623 |
b = (it == INVALID);
|
klao@959
|
624 |
b = (it != INVALID);
|
klao@959
|
625 |
b = (it == jt);
|
klao@959
|
626 |
b = (it != jt);
|
klao@959
|
627 |
Edge edge = it;
|
klao@959
|
628 |
edge = it;
|
klao@959
|
629 |
}
|
klao@959
|
630 |
}
|
klao@959
|
631 |
Graph& graph;
|
klao@959
|
632 |
};
|
klao@959
|
633 |
|
klao@959
|
634 |
|
klao@959
|
635 |
class IdMappableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
636 |
|
klao@959
|
637 |
typedef IdMappableGraphComponent Graph;
|
klao@959
|
638 |
|
klao@959
|
639 |
typedef BaseGraphComponent::Node Node;
|
klao@959
|
640 |
typedef BaseGraphComponent::Edge Edge;
|
klao@959
|
641 |
|
klao@959
|
642 |
public:
|
klao@959
|
643 |
|
klao@959
|
644 |
class NodeIdMap : public ReadMap<Node, int> {
|
klao@959
|
645 |
public:
|
klao@959
|
646 |
NodeIdMap(const Graph&) {}
|
klao@959
|
647 |
int maxId() const { return -1;}
|
klao@959
|
648 |
};
|
klao@959
|
649 |
|
klao@959
|
650 |
class EdgeIdMap : public ReadMap<Edge, int> {
|
klao@959
|
651 |
public:
|
klao@959
|
652 |
EdgeIdMap(const Graph&) {}
|
klao@959
|
653 |
int maxId() const { return -1;}
|
klao@959
|
654 |
};
|
klao@959
|
655 |
|
klao@959
|
656 |
};
|
klao@959
|
657 |
|
klao@959
|
658 |
template <typename Graph>
|
klao@959
|
659 |
struct IdMappableGraphComponentConcept {
|
klao@959
|
660 |
void constraints() {
|
klao@959
|
661 |
{
|
klao@959
|
662 |
typedef typename Graph::EdgeIdMap EdgeIdMap;
|
klao@959
|
663 |
function_requires<ReadMapConcept<EdgeIdMap> >();
|
klao@959
|
664 |
EdgeIdMap edge_map(graph);
|
klao@959
|
665 |
int n = edge_map.maxId();
|
klao@959
|
666 |
ignore_unused_variable_warning(n);
|
klao@959
|
667 |
}
|
klao@959
|
668 |
{
|
klao@959
|
669 |
typedef typename Graph::NodeIdMap NodeIdMap;
|
klao@959
|
670 |
function_requires<ReadMapConcept<NodeIdMap> >();
|
klao@959
|
671 |
NodeIdMap node_map(graph);
|
klao@959
|
672 |
int n = node_map.maxId();
|
klao@959
|
673 |
ignore_unused_variable_warning(n);
|
klao@959
|
674 |
}
|
klao@959
|
675 |
}
|
klao@959
|
676 |
Graph& graph;
|
klao@959
|
677 |
};
|
klao@959
|
678 |
|
klao@959
|
679 |
|
klao@959
|
680 |
class MappableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
681 |
public:
|
klao@959
|
682 |
|
klao@959
|
683 |
typedef MappableGraphComponent Graph;
|
klao@959
|
684 |
|
klao@959
|
685 |
typedef BaseGraphComponent::Node Node;
|
klao@959
|
686 |
typedef BaseGraphComponent::Edge Edge;
|
klao@959
|
687 |
|
klao@959
|
688 |
template <typename Value>
|
klao@959
|
689 |
class NodeMap : public ReferenceMap<Node, Value> {
|
klao@959
|
690 |
public:
|
klao@959
|
691 |
NodeMap(const Graph&) {}
|
klao@959
|
692 |
NodeMap(const Graph&, const Value&) {}
|
klao@959
|
693 |
NodeMap(const NodeMap&) {}
|
klao@959
|
694 |
|
klao@959
|
695 |
NodeMap& operator=(const NodeMap&) { return *this;}
|
klao@959
|
696 |
|
klao@959
|
697 |
};
|
klao@959
|
698 |
|
klao@959
|
699 |
template <typename Value>
|
klao@959
|
700 |
class EdgeMap : public ReferenceMap<Edge, Value> {
|
klao@959
|
701 |
public:
|
klao@959
|
702 |
EdgeMap(const Graph&) {}
|
klao@959
|
703 |
EdgeMap(const Graph&, const Value&) {}
|
klao@959
|
704 |
EdgeMap(const EdgeMap&) {}
|
klao@959
|
705 |
|
klao@959
|
706 |
EdgeMap& operator=(const EdgeMap&) { return *this;}
|
klao@959
|
707 |
|
klao@959
|
708 |
};
|
klao@959
|
709 |
|
klao@959
|
710 |
};
|
klao@959
|
711 |
|
klao@959
|
712 |
template <typename Graph>
|
klao@959
|
713 |
struct MappableGraphComponentConcept {
|
klao@959
|
714 |
|
klao@959
|
715 |
struct Type {
|
klao@959
|
716 |
int value;
|
klao@959
|
717 |
Type() : value(0) {}
|
klao@959
|
718 |
Type(int _v) : value(_v) {}
|
klao@959
|
719 |
};
|
klao@959
|
720 |
|
klao@959
|
721 |
void constraints() {
|
klao@959
|
722 |
{ // int map test
|
klao@959
|
723 |
typedef typename Graph::template NodeMap<int> IntNodeMap;
|
klao@959
|
724 |
function_requires<GraphMapConcept<IntNodeMap,Graph> >();
|
klao@959
|
725 |
} { // bool map test
|
klao@959
|
726 |
typedef typename Graph::template NodeMap<bool> BoolNodeMap;
|
klao@959
|
727 |
function_requires<GraphMapConcept<BoolNodeMap,Graph> >();
|
klao@959
|
728 |
} { // Type map test
|
klao@959
|
729 |
typedef typename Graph::template NodeMap<Type> TypeNodeMap;
|
klao@959
|
730 |
function_requires<GraphMapConcept<TypeNodeMap,Graph> >();
|
klao@959
|
731 |
}
|
klao@959
|
732 |
|
klao@959
|
733 |
{ // int map test
|
klao@959
|
734 |
typedef typename Graph::template EdgeMap<int> IntEdgeMap;
|
klao@959
|
735 |
function_requires<GraphMapConcept<IntEdgeMap,Graph> >();
|
klao@959
|
736 |
} { // bool map test
|
klao@959
|
737 |
typedef typename Graph::template EdgeMap<bool> BoolEdgeMap;
|
klao@959
|
738 |
function_requires<GraphMapConcept<BoolEdgeMap,Graph> >();
|
klao@959
|
739 |
} { // Type map test
|
klao@959
|
740 |
typedef typename Graph::template EdgeMap<Type> TypeEdgeMap;
|
klao@959
|
741 |
function_requires<GraphMapConcept<TypeEdgeMap,Graph> >();
|
klao@959
|
742 |
}
|
klao@959
|
743 |
}
|
klao@959
|
744 |
|
klao@959
|
745 |
Graph& graph;
|
klao@959
|
746 |
};
|
klao@959
|
747 |
|
klao@959
|
748 |
|
klao@959
|
749 |
class ExtendableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
750 |
public:
|
klao@959
|
751 |
|
klao@959
|
752 |
typedef ExtendableGraphComponent Graph;
|
klao@959
|
753 |
|
klao@959
|
754 |
typedef BaseGraphComponent::Node Node;
|
klao@959
|
755 |
typedef BaseGraphComponent::Edge Edge;
|
klao@959
|
756 |
|
klao@959
|
757 |
Node addNode() {
|
klao@959
|
758 |
return INVALID;
|
klao@959
|
759 |
}
|
klao@959
|
760 |
|
klao@959
|
761 |
Edge addEdge(const Node& from, const Node& to) {
|
klao@959
|
762 |
return INVALID;
|
klao@959
|
763 |
}
|
klao@959
|
764 |
|
klao@959
|
765 |
};
|
klao@959
|
766 |
|
klao@959
|
767 |
template <typename Graph>
|
klao@959
|
768 |
struct ExtendableGraphComponentConcept {
|
klao@959
|
769 |
void constraints() {
|
klao@959
|
770 |
typename Graph::Node node_a, node_b;
|
klao@959
|
771 |
node_a = graph.addNode();
|
klao@959
|
772 |
typename Graph::Edge edge;
|
klao@959
|
773 |
edge = graph.addEdge(node_a, node_b);
|
klao@959
|
774 |
}
|
klao@959
|
775 |
Graph& graph;
|
klao@959
|
776 |
};
|
klao@959
|
777 |
|
klao@959
|
778 |
class ErasableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
779 |
public:
|
klao@959
|
780 |
|
klao@959
|
781 |
typedef ErasableGraphComponent Graph;
|
klao@959
|
782 |
|
klao@959
|
783 |
typedef BaseGraphComponent::Node Node;
|
klao@959
|
784 |
typedef BaseGraphComponent::Edge Edge;
|
klao@959
|
785 |
|
klao@959
|
786 |
void erase(const Node&) {}
|
klao@959
|
787 |
void erase(const Edge&) {}
|
klao@959
|
788 |
|
klao@959
|
789 |
};
|
klao@959
|
790 |
|
klao@959
|
791 |
template <typename Graph>
|
klao@959
|
792 |
struct ErasableGraphComponentConcept {
|
klao@959
|
793 |
void constraints() {
|
klao@959
|
794 |
typename Graph::Node node;
|
klao@959
|
795 |
graph.erase(node);
|
klao@959
|
796 |
typename Graph::Edge edge;
|
klao@959
|
797 |
graph.erase(edge);
|
klao@959
|
798 |
}
|
klao@959
|
799 |
|
klao@959
|
800 |
Graph& graph;
|
klao@959
|
801 |
};
|
klao@959
|
802 |
|
klao@959
|
803 |
class ClearableGraphComponent : virtual public BaseGraphComponent {
|
klao@959
|
804 |
public:
|
klao@959
|
805 |
|
klao@959
|
806 |
typedef ClearableGraphComponent Graph;
|
klao@959
|
807 |
|
klao@959
|
808 |
typedef BaseGraphComponent::Node Node;
|
klao@959
|
809 |
typedef BaseGraphComponent::Edge Edge;
|
klao@959
|
810 |
|
klao@959
|
811 |
void clear() {}
|
klao@959
|
812 |
|
klao@959
|
813 |
};
|
klao@959
|
814 |
|
klao@959
|
815 |
template <typename Graph>
|
klao@959
|
816 |
struct ClearableGraphComponentConcept {
|
klao@959
|
817 |
void constraints() {
|
klao@959
|
818 |
graph.clear();
|
klao@959
|
819 |
}
|
klao@959
|
820 |
Graph& graph;
|
klao@959
|
821 |
};
|
klao@959
|
822 |
|
klao@959
|
823 |
}
|
klao@959
|
824 |
|
klao@959
|
825 |
}
|
klao@959
|
826 |
|
klao@959
|
827 |
#endif
|