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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20 | Parent::getNotifier(Node()).add(node); |
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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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26 | Parent::getNotifier(Edge()).add(edge); |
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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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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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45 | Parent::getNotifier(Node()).add(node); |
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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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51 | Parent::getNotifier(UndirEdge()).add(uedge); |
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52 | |
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53 | std::vector<Edge> edges; |
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54 | edges.push_back(Edge(uedge, true)); |
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55 | edges.push_back(Edge(uedge, false)); |
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56 | Parent::getNotifier(Edge()).add(edges); |
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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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63 | } |
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64 | |
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65 | #endif |
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