1 | /* -*- C++ -*- |
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2 | * |
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3 | * src/lemon/concept/undir_graph_component.h - Part of LEMON, a generic |
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4 | * C++ optimization library |
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5 | * |
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6 | * Copyright (C) 2004 Egervary Jeno Kombinatorikus Optimalizalasi |
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7 | * Kutatocsoport (Egervary Combinatorial Optimization Research Group, |
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8 | * EGRES). |
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9 | * |
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10 | * Permission to use, modify and distribute this software is granted |
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11 | * provided that this copyright notice appears in all copies. For |
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12 | * precise terms see the accompanying LICENSE file. |
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13 | * |
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14 | * This software is provided "AS IS" with no warranty of any kind, |
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15 | * express or implied, and with no claim as to its suitability for any |
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16 | * purpose. |
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17 | * |
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18 | */ |
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19 | |
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20 | ///\ingroup concept |
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21 | ///\file |
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22 | ///\brief Undirected graphs and components of. |
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23 | |
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24 | |
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25 | #ifndef LEMON_CONCEPT_UNDIR_GRAPH_H |
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26 | #define LEMON_CONCEPT_UNDIR_GRAPH_H |
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27 | |
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28 | #include <lemon/concept/graph_component.h> |
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29 | |
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30 | namespace lemon { |
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31 | namespace concept { |
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32 | |
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33 | /// \todo to be done |
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34 | class BaseIterableUndirGraph; |
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35 | |
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36 | template <typename Graph> |
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37 | struct BaseIterableUndirGraphConcept { |
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38 | typedef typename Graph::UndirEdge UndirEdge; |
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39 | typedef typename Graph::Edge Edge; |
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40 | typedef typename Graph::Node Node; |
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41 | void constraints() { |
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42 | function_requires< BaseIterableGraphComponentConcept<Graph> >(); |
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43 | function_requires< GraphItemConcept<UndirEdge> >(); |
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44 | |
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45 | /// \bug this should be base_and_derived: |
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46 | UndirEdge ue = e; |
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47 | ue = e; |
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48 | |
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49 | Node n; |
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50 | n = graph.target(ue); |
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51 | n = graph.source(ue); |
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52 | |
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53 | graph.first(ue); |
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54 | graph.next(ue); |
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55 | } |
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56 | const Graph &graph; |
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57 | Edge e; |
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58 | }; |
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59 | |
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60 | template <typename Graph> |
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61 | struct IterableUndirGraphConcept { |
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62 | void constraints() { |
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63 | function_requires< BaseIterableUndirGraphConcept<Graph> > (); |
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64 | function_requires< IterableGraphComponentConcept<Graph> > (); |
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65 | |
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66 | typedef typename Graph::UndirEdge UndirEdge; |
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67 | typedef typename Graph::UndirEdgeIt UndirEdgeIt; |
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68 | |
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69 | function_requires< |
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70 | GraphIteratorConcept<UndirEdgeIt, Graph, UndirEdge> >(); |
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71 | } |
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72 | }; |
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73 | |
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74 | } |
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75 | |
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76 | } |
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77 | |
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78 | #endif |
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