1 | #include <iostream> |
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2 | #include <smart_graph.h> |
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3 | |
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4 | using namespace lemon; |
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5 | |
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6 | template<class GG,class TT> |
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7 | class CinCoutMap |
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8 | { |
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9 | public: |
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10 | typedef GG Graph; |
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11 | typedef typename GG::Edge Edge; |
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12 | |
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13 | typedef Edge KeyType; |
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14 | typedef TT ValueType; |
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15 | |
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16 | class RefType |
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17 | { |
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18 | Graph &G; |
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19 | Edge e; |
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20 | public: |
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21 | RefType(Graph &_G,Edge _e) : G(_G), e(_e) { } |
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22 | |
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23 | operator ValueType() const |
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24 | { |
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25 | ValueType tmp; |
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26 | std::cout << G.id(G.tail(e)) << "->" |
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27 | << G.id(G.head(e)) << ": "; |
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28 | std::cin >> tmp; |
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29 | return tmp; |
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30 | } |
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31 | ValueType operator = (ValueType v) const |
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32 | { |
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33 | std::cout << G.id(G.tail(e)) << "->" |
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34 | << G.id(G.head(e)) << ": " << v << '\n'; |
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35 | return v; |
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36 | } |
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37 | }; |
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38 | |
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39 | private: |
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40 | Graph &G; |
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41 | public: |
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42 | CinCoutMap(Graph &_G) : G(_G) { } |
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43 | RefType operator[] (Edge e) const { return RefType(G,e);} |
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44 | }; |
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45 | |
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46 | template<class K,class T> |
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47 | class NullMap |
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48 | { |
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49 | public: |
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50 | typedef K KeyType; |
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51 | typedef T ValueType; |
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52 | |
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53 | class RefType |
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54 | { |
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55 | ValueType val; |
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56 | public: |
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57 | RefType(ValueType v) : val(v) { } |
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58 | operator ValueType() const { return val; } |
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59 | ValueType operator = (ValueType v) const { return val; } |
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60 | }; |
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61 | |
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62 | private: |
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63 | ValueType val; |
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64 | public: |
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65 | NullMap(ValueType v) : val(v) { } |
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66 | RefType operator[] (KeyType e) const { return RefType(v);} |
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67 | }; |
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68 | |
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69 | int main() |
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70 | { |
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71 | typedef SmartGraph Graph; |
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72 | typedef Graph::NodeIt NodeIt; |
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73 | typedef Graph::OutEdgeIt OutEdgeIt; |
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74 | typedef Graph::EdgeIt EdgeIt; |
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75 | |
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76 | Graph G; |
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77 | |
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78 | CinCoutMap<Graph,int> map(G); |
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79 | |
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80 | Graph::EdgeMap<int> emap(G); |
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81 | |
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82 | for(int i=0;i<3;i++) G.addNode(); |
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83 | |
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84 | for(NodeIt n(G);G.valid(n);G.next(n)) |
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85 | for(NodeIt m(G);G.valid(m);G.next(m)) if(n!=m) |
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86 | G.addEdge(n,m); |
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87 | |
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88 | //for(OutEdgeIt e(G,NodeIt(G));G.valid(e);G.next(e)) |
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89 | |
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90 | for(EdgeIt e(G);G.valid(e);G.next(e)) emap[e] = map[e]; |
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91 | |
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92 | std::cout << '\n'; |
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93 | |
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94 | for(EdgeIt e(G);G.valid(e);G.next(e)) map[e] = emap[e]; |
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95 | |
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96 | } |
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97 | |
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