[946] | 1 | // -*- c++ -*- |
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| 2 | |
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| 3 | #ifndef LEMON_EXTENDABLE_GRAPH_EXTENDER_H |
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| 4 | #define LEMON_EXTENDABLE_GRAPH_EXTENDER_H |
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| 5 | |
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| 6 | namespace lemon { |
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| 7 | |
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| 8 | template <typename _Base> |
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| 9 | class ExtendableGraphExtender : public _Base { |
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| 10 | public: |
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| 11 | |
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| 12 | typedef ExtendableGraphExtender Graph; |
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| 13 | typedef _Base Parent; |
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| 14 | |
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| 15 | typedef typename Parent::Node Node; |
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| 16 | typedef typename Parent::Edge Edge; |
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| 17 | |
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| 18 | Node addNode() { |
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| 19 | Node node = Parent::addNode(); |
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[1039] | 20 | Parent::getNotifier(Node()).add(node); |
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[946] | 21 | return node; |
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| 22 | } |
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| 23 | |
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| 24 | Edge addEdge(const Node& from, const Node& to) { |
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| 25 | Edge edge = Parent::addEdge(from, to); |
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[1039] | 26 | Parent::getNotifier(Edge()).add(edge); |
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[946] | 27 | return edge; |
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| 28 | } |
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| 29 | |
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| 30 | }; |
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| 31 | |
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[1022] | 32 | template <typename _Base> |
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| 33 | class ExtendableUndirGraphExtender : public _Base { |
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| 34 | public: |
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| 35 | |
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| 36 | typedef ExtendableUndirGraphExtender Graph; |
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| 37 | typedef _Base Parent; |
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| 38 | |
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| 39 | typedef typename Parent::Node Node; |
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| 40 | typedef typename Parent::Edge Edge; |
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| 41 | typedef typename Parent::UndirEdge UndirEdge; |
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| 42 | |
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| 43 | Node addNode() { |
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| 44 | Node node = Parent::addNode(); |
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[1039] | 45 | Parent::getNotifier(Node()).add(node); |
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[1022] | 46 | return node; |
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| 47 | } |
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| 48 | |
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| 49 | UndirEdge addEdge(const Node& from, const Node& to) { |
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| 50 | UndirEdge uedge = Parent::addEdge(from, to); |
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[1039] | 51 | Parent::getNotifier(UndirEdge()).add(uedge); |
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[1022] | 52 | |
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| 53 | Edge edge_forward(uedge, true); |
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| 54 | Edge edge_backward(uedge, false); |
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[1039] | 55 | Parent::getNotifier(Edge()).add(edge_forward); |
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| 56 | Parent::getNotifier(Edge()).add(edge_backward); |
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[1022] | 57 | |
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| 58 | return uedge; |
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| 59 | } |
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| 60 | |
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| 61 | }; |
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| 62 | |
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[946] | 63 | } |
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| 64 | |
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| 65 | #endif |
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