| author | alpar |
| Tue, 13 Sep 2005 05:19:11 +0000 | |
| changeset 1682 | e99072f86ab8 |
| parent 1435 | 8e85e6bbefdf |
| child 1842 | 8abf74160dc4 |
| permissions | -rw-r--r-- |
| klao@946 | 1 |
// -*- 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 <vector> |
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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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std::vector<Edge> edges; |
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edges.push_back(Parent::direct(uedge,true)); |
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edges.push_back(Parent::direct(uedge,false)); |
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Parent::getNotifier(Edge()).erase(edges); |
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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 |