author | alpar |
Wed, 16 Mar 2005 07:50:20 +0000 | |
changeset 1215 | 81b4731f8a6b |
parent 1022 | 567f392d1d2e |
permissions | -rw-r--r-- |
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// -*- c++ -*- |
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#ifndef LEMON_ERASABLE_GRAPH_EXTENDER_H |
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#define LEMON_ERASABLE_GRAPH_EXTENDER_H |
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#include <lemon/invalid.h> |
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namespace lemon { |
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template <typename _Base> |
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class ErasableGraphExtender : public _Base { |
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public: |
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typedef ErasableGraphExtender Graph; |
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typedef _Base Parent; |
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typedef typename Parent::Node Node; |
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typedef typename Parent::Edge Edge; |
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void erase(const Node& node) { |
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Edge edge; |
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Parent::firstOut(edge, node); |
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while (edge != INVALID ) { |
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erase(edge); |
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Parent::firstOut(edge, node); |
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} |
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Parent::firstIn(edge, node); |
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while (edge != INVALID ) { |
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erase(edge); |
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Parent::firstIn(edge, node); |
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} |
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Parent::getNotifier(Node()).erase(node); |
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Parent::erase(node); |
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} |
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void erase(const Edge& edge) { |
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Parent::getNotifier(Edge()).erase(edge); |
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Parent::erase(edge); |
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} |
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}; |
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template <typename _Base> |
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class ErasableUndirGraphExtender : public _Base { |
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public: |
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typedef ErasableUndirGraphExtender Graph; |
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typedef _Base Parent; |
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typedef typename Parent::Node Node; |
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typedef typename Parent::UndirEdge UndirEdge; |
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typedef typename Parent::Edge Edge; |
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void erase(const Node& node) { |
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Edge edge; |
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Parent::firstOut(edge, node); |
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while (edge != INVALID ) { |
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erase(edge); |
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Parent::firstOut(edge, node); |
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} |
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Parent::getNotifier(Node()).erase(node); |
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Parent::erase(node); |
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} |
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void erase(const UndirEdge& uedge) { |
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Parent::getNotifier(Edge()).erase(Edge(uedge,true)); |
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Parent::getNotifier(Edge()).erase(Edge(uedge,false)); |
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Parent::getNotifier(UndirEdge()).erase(uedge); |
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Parent::erase(uedge); |
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} |
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}; |
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} |
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#endif |