1 | /* -*- mode: C++; indent-tabs-mode: nil; -*- |
---|
2 | * |
---|
3 | * This file is a part of LEMON, a generic C++ optimization library. |
---|
4 | * |
---|
5 | * Copyright (C) 2003-2009 |
---|
6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
---|
7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
---|
8 | * |
---|
9 | * Permission to use, modify and distribute this software is granted |
---|
10 | * provided that this copyright notice appears in all copies. For |
---|
11 | * precise terms see the accompanying LICENSE file. |
---|
12 | * |
---|
13 | * This software is provided "AS IS" with no warranty of any kind, |
---|
14 | * express or implied, and with no claim as to its suitability for any |
---|
15 | * purpose. |
---|
16 | * |
---|
17 | */ |
---|
18 | |
---|
19 | #ifndef LEMON_BITS_GRAPH_EXTENDER_H |
---|
20 | #define LEMON_BITS_GRAPH_EXTENDER_H |
---|
21 | |
---|
22 | #include <lemon/core.h> |
---|
23 | |
---|
24 | #include <lemon/bits/map_extender.h> |
---|
25 | #include <lemon/bits/default_map.h> |
---|
26 | |
---|
27 | #include <lemon/concept_check.h> |
---|
28 | #include <lemon/concepts/maps.h> |
---|
29 | |
---|
30 | //\ingroup graphbits |
---|
31 | //\file |
---|
32 | //\brief Extenders for the graph types |
---|
33 | namespace lemon { |
---|
34 | |
---|
35 | // \ingroup graphbits |
---|
36 | // |
---|
37 | // \brief Extender for the digraph implementations |
---|
38 | template <typename Base> |
---|
39 | class DigraphExtender : public Base { |
---|
40 | public: |
---|
41 | |
---|
42 | typedef Base Parent; |
---|
43 | typedef DigraphExtender Digraph; |
---|
44 | |
---|
45 | // Base extensions |
---|
46 | |
---|
47 | typedef typename Parent::Node Node; |
---|
48 | typedef typename Parent::Arc Arc; |
---|
49 | |
---|
50 | int maxId(Node) const { |
---|
51 | return Parent::maxNodeId(); |
---|
52 | } |
---|
53 | |
---|
54 | int maxId(Arc) const { |
---|
55 | return Parent::maxArcId(); |
---|
56 | } |
---|
57 | |
---|
58 | Node fromId(int id, Node) const { |
---|
59 | return Parent::nodeFromId(id); |
---|
60 | } |
---|
61 | |
---|
62 | Arc fromId(int id, Arc) const { |
---|
63 | return Parent::arcFromId(id); |
---|
64 | } |
---|
65 | |
---|
66 | Node oppositeNode(const Node &node, const Arc &arc) const { |
---|
67 | if (node == Parent::source(arc)) |
---|
68 | return Parent::target(arc); |
---|
69 | else if(node == Parent::target(arc)) |
---|
70 | return Parent::source(arc); |
---|
71 | else |
---|
72 | return INVALID; |
---|
73 | } |
---|
74 | |
---|
75 | // Alterable extension |
---|
76 | |
---|
77 | typedef AlterationNotifier<DigraphExtender, Node> NodeNotifier; |
---|
78 | typedef AlterationNotifier<DigraphExtender, Arc> ArcNotifier; |
---|
79 | |
---|
80 | |
---|
81 | protected: |
---|
82 | |
---|
83 | mutable NodeNotifier node_notifier; |
---|
84 | mutable ArcNotifier arc_notifier; |
---|
85 | |
---|
86 | public: |
---|
87 | |
---|
88 | NodeNotifier& notifier(Node) const { |
---|
89 | return node_notifier; |
---|
90 | } |
---|
91 | |
---|
92 | ArcNotifier& notifier(Arc) const { |
---|
93 | return arc_notifier; |
---|
94 | } |
---|
95 | |
---|
96 | class NodeIt : public Node { |
---|
97 | const Digraph* _digraph; |
---|
98 | public: |
---|
99 | |
---|
100 | NodeIt() {} |
---|
101 | |
---|
102 | NodeIt(Invalid i) : Node(i) { } |
---|
103 | |
---|
104 | explicit NodeIt(const Digraph& digraph) : _digraph(&digraph) { |
---|
105 | _digraph->first(static_cast<Node&>(*this)); |
---|
106 | } |
---|
107 | |
---|
108 | NodeIt(const Digraph& digraph, const Node& node) |
---|
109 | : Node(node), _digraph(&digraph) {} |
---|
110 | |
---|
111 | NodeIt& operator++() { |
---|
112 | _digraph->next(*this); |
---|
113 | return *this; |
---|
114 | } |
---|
115 | |
---|
116 | }; |
---|
117 | |
---|
118 | |
---|
119 | class ArcIt : public Arc { |
---|
120 | const Digraph* _digraph; |
---|
121 | public: |
---|
122 | |
---|
123 | ArcIt() { } |
---|
124 | |
---|
125 | ArcIt(Invalid i) : Arc(i) { } |
---|
126 | |
---|
127 | explicit ArcIt(const Digraph& digraph) : _digraph(&digraph) { |
---|
128 | _digraph->first(static_cast<Arc&>(*this)); |
---|
129 | } |
---|
130 | |
---|
131 | ArcIt(const Digraph& digraph, const Arc& arc) : |
---|
132 | Arc(arc), _digraph(&digraph) { } |
---|
133 | |
---|
134 | ArcIt& operator++() { |
---|
135 | _digraph->next(*this); |
---|
136 | return *this; |
---|
137 | } |
---|
138 | |
---|
139 | }; |
---|
140 | |
---|
141 | |
---|
142 | class OutArcIt : public Arc { |
---|
143 | const Digraph* _digraph; |
---|
144 | public: |
---|
145 | |
---|
146 | OutArcIt() { } |
---|
147 | |
---|
148 | OutArcIt(Invalid i) : Arc(i) { } |
---|
149 | |
---|
150 | OutArcIt(const Digraph& digraph, const Node& node) |
---|
151 | : _digraph(&digraph) { |
---|
152 | _digraph->firstOut(*this, node); |
---|
153 | } |
---|
154 | |
---|
155 | OutArcIt(const Digraph& digraph, const Arc& arc) |
---|
156 | : Arc(arc), _digraph(&digraph) {} |
---|
157 | |
---|
158 | OutArcIt& operator++() { |
---|
159 | _digraph->nextOut(*this); |
---|
160 | return *this; |
---|
161 | } |
---|
162 | |
---|
163 | }; |
---|
164 | |
---|
165 | |
---|
166 | class InArcIt : public Arc { |
---|
167 | const Digraph* _digraph; |
---|
168 | public: |
---|
169 | |
---|
170 | InArcIt() { } |
---|
171 | |
---|
172 | InArcIt(Invalid i) : Arc(i) { } |
---|
173 | |
---|
174 | InArcIt(const Digraph& digraph, const Node& node) |
---|
175 | : _digraph(&digraph) { |
---|
176 | _digraph->firstIn(*this, node); |
---|
177 | } |
---|
178 | |
---|
179 | InArcIt(const Digraph& digraph, const Arc& arc) : |
---|
180 | Arc(arc), _digraph(&digraph) {} |
---|
181 | |
---|
182 | InArcIt& operator++() { |
---|
183 | _digraph->nextIn(*this); |
---|
184 | return *this; |
---|
185 | } |
---|
186 | |
---|
187 | }; |
---|
188 | |
---|
189 | // \brief Base node of the iterator |
---|
190 | // |
---|
191 | // Returns the base node (i.e. the source in this case) of the iterator |
---|
192 | Node baseNode(const OutArcIt &arc) const { |
---|
193 | return Parent::source(arc); |
---|
194 | } |
---|
195 | // \brief Running node of the iterator |
---|
196 | // |
---|
197 | // Returns the running node (i.e. the target in this case) of the |
---|
198 | // iterator |
---|
199 | Node runningNode(const OutArcIt &arc) const { |
---|
200 | return Parent::target(arc); |
---|
201 | } |
---|
202 | |
---|
203 | // \brief Base node of the iterator |
---|
204 | // |
---|
205 | // Returns the base node (i.e. the target in this case) of the iterator |
---|
206 | Node baseNode(const InArcIt &arc) const { |
---|
207 | return Parent::target(arc); |
---|
208 | } |
---|
209 | // \brief Running node of the iterator |
---|
210 | // |
---|
211 | // Returns the running node (i.e. the source in this case) of the |
---|
212 | // iterator |
---|
213 | Node runningNode(const InArcIt &arc) const { |
---|
214 | return Parent::source(arc); |
---|
215 | } |
---|
216 | |
---|
217 | |
---|
218 | template <typename _Value> |
---|
219 | class NodeMap |
---|
220 | : public MapExtender<DefaultMap<Digraph, Node, _Value> > { |
---|
221 | public: |
---|
222 | typedef DigraphExtender Digraph; |
---|
223 | typedef MapExtender<DefaultMap<Digraph, Node, _Value> > Parent; |
---|
224 | |
---|
225 | explicit NodeMap(const Digraph& digraph) |
---|
226 | : Parent(digraph) {} |
---|
227 | NodeMap(const Digraph& digraph, const _Value& value) |
---|
228 | : Parent(digraph, value) {} |
---|
229 | |
---|
230 | private: |
---|
231 | NodeMap& operator=(const NodeMap& cmap) { |
---|
232 | return operator=<NodeMap>(cmap); |
---|
233 | } |
---|
234 | |
---|
235 | template <typename CMap> |
---|
236 | NodeMap& operator=(const CMap& cmap) { |
---|
237 | Parent::operator=(cmap); |
---|
238 | return *this; |
---|
239 | } |
---|
240 | |
---|
241 | }; |
---|
242 | |
---|
243 | template <typename _Value> |
---|
244 | class ArcMap |
---|
245 | : public MapExtender<DefaultMap<Digraph, Arc, _Value> > { |
---|
246 | public: |
---|
247 | typedef DigraphExtender Digraph; |
---|
248 | typedef MapExtender<DefaultMap<Digraph, Arc, _Value> > Parent; |
---|
249 | |
---|
250 | explicit ArcMap(const Digraph& digraph) |
---|
251 | : Parent(digraph) {} |
---|
252 | ArcMap(const Digraph& digraph, const _Value& value) |
---|
253 | : Parent(digraph, value) {} |
---|
254 | |
---|
255 | private: |
---|
256 | ArcMap& operator=(const ArcMap& cmap) { |
---|
257 | return operator=<ArcMap>(cmap); |
---|
258 | } |
---|
259 | |
---|
260 | template <typename CMap> |
---|
261 | ArcMap& operator=(const CMap& cmap) { |
---|
262 | Parent::operator=(cmap); |
---|
263 | return *this; |
---|
264 | } |
---|
265 | }; |
---|
266 | |
---|
267 | |
---|
268 | Node addNode() { |
---|
269 | Node node = Parent::addNode(); |
---|
270 | notifier(Node()).add(node); |
---|
271 | return node; |
---|
272 | } |
---|
273 | |
---|
274 | Arc addArc(const Node& from, const Node& to) { |
---|
275 | Arc arc = Parent::addArc(from, to); |
---|
276 | notifier(Arc()).add(arc); |
---|
277 | return arc; |
---|
278 | } |
---|
279 | |
---|
280 | void clear() { |
---|
281 | notifier(Arc()).clear(); |
---|
282 | notifier(Node()).clear(); |
---|
283 | Parent::clear(); |
---|
284 | } |
---|
285 | |
---|
286 | template <typename Digraph, typename NodeRefMap, typename ArcRefMap> |
---|
287 | void build(const Digraph& digraph, NodeRefMap& nodeRef, ArcRefMap& arcRef) { |
---|
288 | Parent::build(digraph, nodeRef, arcRef); |
---|
289 | notifier(Node()).build(); |
---|
290 | notifier(Arc()).build(); |
---|
291 | } |
---|
292 | |
---|
293 | void erase(const Node& node) { |
---|
294 | Arc arc; |
---|
295 | Parent::firstOut(arc, node); |
---|
296 | while (arc != INVALID ) { |
---|
297 | erase(arc); |
---|
298 | Parent::firstOut(arc, node); |
---|
299 | } |
---|
300 | |
---|
301 | Parent::firstIn(arc, node); |
---|
302 | while (arc != INVALID ) { |
---|
303 | erase(arc); |
---|
304 | Parent::firstIn(arc, node); |
---|
305 | } |
---|
306 | |
---|
307 | notifier(Node()).erase(node); |
---|
308 | Parent::erase(node); |
---|
309 | } |
---|
310 | |
---|
311 | void erase(const Arc& arc) { |
---|
312 | notifier(Arc()).erase(arc); |
---|
313 | Parent::erase(arc); |
---|
314 | } |
---|
315 | |
---|
316 | DigraphExtender() { |
---|
317 | node_notifier.setContainer(*this); |
---|
318 | arc_notifier.setContainer(*this); |
---|
319 | } |
---|
320 | |
---|
321 | |
---|
322 | ~DigraphExtender() { |
---|
323 | arc_notifier.clear(); |
---|
324 | node_notifier.clear(); |
---|
325 | } |
---|
326 | }; |
---|
327 | |
---|
328 | // \ingroup _graphbits |
---|
329 | // |
---|
330 | // \brief Extender for the Graphs |
---|
331 | template <typename Base> |
---|
332 | class GraphExtender : public Base { |
---|
333 | public: |
---|
334 | |
---|
335 | typedef Base Parent; |
---|
336 | typedef GraphExtender Graph; |
---|
337 | |
---|
338 | typedef True UndirectedTag; |
---|
339 | |
---|
340 | typedef typename Parent::Node Node; |
---|
341 | typedef typename Parent::Arc Arc; |
---|
342 | typedef typename Parent::Edge Edge; |
---|
343 | |
---|
344 | // Graph extension |
---|
345 | |
---|
346 | int maxId(Node) const { |
---|
347 | return Parent::maxNodeId(); |
---|
348 | } |
---|
349 | |
---|
350 | int maxId(Arc) const { |
---|
351 | return Parent::maxArcId(); |
---|
352 | } |
---|
353 | |
---|
354 | int maxId(Edge) const { |
---|
355 | return Parent::maxEdgeId(); |
---|
356 | } |
---|
357 | |
---|
358 | Node fromId(int id, Node) const { |
---|
359 | return Parent::nodeFromId(id); |
---|
360 | } |
---|
361 | |
---|
362 | Arc fromId(int id, Arc) const { |
---|
363 | return Parent::arcFromId(id); |
---|
364 | } |
---|
365 | |
---|
366 | Edge fromId(int id, Edge) const { |
---|
367 | return Parent::edgeFromId(id); |
---|
368 | } |
---|
369 | |
---|
370 | Node oppositeNode(const Node &n, const Edge &e) const { |
---|
371 | if( n == Parent::u(e)) |
---|
372 | return Parent::v(e); |
---|
373 | else if( n == Parent::v(e)) |
---|
374 | return Parent::u(e); |
---|
375 | else |
---|
376 | return INVALID; |
---|
377 | } |
---|
378 | |
---|
379 | Arc oppositeArc(const Arc &arc) const { |
---|
380 | return Parent::direct(arc, !Parent::direction(arc)); |
---|
381 | } |
---|
382 | |
---|
383 | using Parent::direct; |
---|
384 | Arc direct(const Edge &edge, const Node &node) const { |
---|
385 | return Parent::direct(edge, Parent::u(edge) == node); |
---|
386 | } |
---|
387 | |
---|
388 | // Alterable extension |
---|
389 | |
---|
390 | typedef AlterationNotifier<GraphExtender, Node> NodeNotifier; |
---|
391 | typedef AlterationNotifier<GraphExtender, Arc> ArcNotifier; |
---|
392 | typedef AlterationNotifier<GraphExtender, Edge> EdgeNotifier; |
---|
393 | |
---|
394 | |
---|
395 | protected: |
---|
396 | |
---|
397 | mutable NodeNotifier node_notifier; |
---|
398 | mutable ArcNotifier arc_notifier; |
---|
399 | mutable EdgeNotifier edge_notifier; |
---|
400 | |
---|
401 | public: |
---|
402 | |
---|
403 | NodeNotifier& notifier(Node) const { |
---|
404 | return node_notifier; |
---|
405 | } |
---|
406 | |
---|
407 | ArcNotifier& notifier(Arc) const { |
---|
408 | return arc_notifier; |
---|
409 | } |
---|
410 | |
---|
411 | EdgeNotifier& notifier(Edge) const { |
---|
412 | return edge_notifier; |
---|
413 | } |
---|
414 | |
---|
415 | |
---|
416 | |
---|
417 | class NodeIt : public Node { |
---|
418 | const Graph* _graph; |
---|
419 | public: |
---|
420 | |
---|
421 | NodeIt() {} |
---|
422 | |
---|
423 | NodeIt(Invalid i) : Node(i) { } |
---|
424 | |
---|
425 | explicit NodeIt(const Graph& graph) : _graph(&graph) { |
---|
426 | _graph->first(static_cast<Node&>(*this)); |
---|
427 | } |
---|
428 | |
---|
429 | NodeIt(const Graph& graph, const Node& node) |
---|
430 | : Node(node), _graph(&graph) {} |
---|
431 | |
---|
432 | NodeIt& operator++() { |
---|
433 | _graph->next(*this); |
---|
434 | return *this; |
---|
435 | } |
---|
436 | |
---|
437 | }; |
---|
438 | |
---|
439 | |
---|
440 | class ArcIt : public Arc { |
---|
441 | const Graph* _graph; |
---|
442 | public: |
---|
443 | |
---|
444 | ArcIt() { } |
---|
445 | |
---|
446 | ArcIt(Invalid i) : Arc(i) { } |
---|
447 | |
---|
448 | explicit ArcIt(const Graph& graph) : _graph(&graph) { |
---|
449 | _graph->first(static_cast<Arc&>(*this)); |
---|
450 | } |
---|
451 | |
---|
452 | ArcIt(const Graph& graph, const Arc& arc) : |
---|
453 | Arc(arc), _graph(&graph) { } |
---|
454 | |
---|
455 | ArcIt& operator++() { |
---|
456 | _graph->next(*this); |
---|
457 | return *this; |
---|
458 | } |
---|
459 | |
---|
460 | }; |
---|
461 | |
---|
462 | |
---|
463 | class OutArcIt : public Arc { |
---|
464 | const Graph* _graph; |
---|
465 | public: |
---|
466 | |
---|
467 | OutArcIt() { } |
---|
468 | |
---|
469 | OutArcIt(Invalid i) : Arc(i) { } |
---|
470 | |
---|
471 | OutArcIt(const Graph& graph, const Node& node) |
---|
472 | : _graph(&graph) { |
---|
473 | _graph->firstOut(*this, node); |
---|
474 | } |
---|
475 | |
---|
476 | OutArcIt(const Graph& graph, const Arc& arc) |
---|
477 | : Arc(arc), _graph(&graph) {} |
---|
478 | |
---|
479 | OutArcIt& operator++() { |
---|
480 | _graph->nextOut(*this); |
---|
481 | return *this; |
---|
482 | } |
---|
483 | |
---|
484 | }; |
---|
485 | |
---|
486 | |
---|
487 | class InArcIt : public Arc { |
---|
488 | const Graph* _graph; |
---|
489 | public: |
---|
490 | |
---|
491 | InArcIt() { } |
---|
492 | |
---|
493 | InArcIt(Invalid i) : Arc(i) { } |
---|
494 | |
---|
495 | InArcIt(const Graph& graph, const Node& node) |
---|
496 | : _graph(&graph) { |
---|
497 | _graph->firstIn(*this, node); |
---|
498 | } |
---|
499 | |
---|
500 | InArcIt(const Graph& graph, const Arc& arc) : |
---|
501 | Arc(arc), _graph(&graph) {} |
---|
502 | |
---|
503 | InArcIt& operator++() { |
---|
504 | _graph->nextIn(*this); |
---|
505 | return *this; |
---|
506 | } |
---|
507 | |
---|
508 | }; |
---|
509 | |
---|
510 | |
---|
511 | class EdgeIt : public Parent::Edge { |
---|
512 | const Graph* _graph; |
---|
513 | public: |
---|
514 | |
---|
515 | EdgeIt() { } |
---|
516 | |
---|
517 | EdgeIt(Invalid i) : Edge(i) { } |
---|
518 | |
---|
519 | explicit EdgeIt(const Graph& graph) : _graph(&graph) { |
---|
520 | _graph->first(static_cast<Edge&>(*this)); |
---|
521 | } |
---|
522 | |
---|
523 | EdgeIt(const Graph& graph, const Edge& edge) : |
---|
524 | Edge(edge), _graph(&graph) { } |
---|
525 | |
---|
526 | EdgeIt& operator++() { |
---|
527 | _graph->next(*this); |
---|
528 | return *this; |
---|
529 | } |
---|
530 | |
---|
531 | }; |
---|
532 | |
---|
533 | class IncEdgeIt : public Parent::Edge { |
---|
534 | friend class GraphExtender; |
---|
535 | const Graph* _graph; |
---|
536 | bool _direction; |
---|
537 | public: |
---|
538 | |
---|
539 | IncEdgeIt() { } |
---|
540 | |
---|
541 | IncEdgeIt(Invalid i) : Edge(i), _direction(false) { } |
---|
542 | |
---|
543 | IncEdgeIt(const Graph& graph, const Node &node) : _graph(&graph) { |
---|
544 | _graph->firstInc(*this, _direction, node); |
---|
545 | } |
---|
546 | |
---|
547 | IncEdgeIt(const Graph& graph, const Edge &edge, const Node &node) |
---|
548 | : _graph(&graph), Edge(edge) { |
---|
549 | _direction = (_graph->source(edge) == node); |
---|
550 | } |
---|
551 | |
---|
552 | IncEdgeIt& operator++() { |
---|
553 | _graph->nextInc(*this, _direction); |
---|
554 | return *this; |
---|
555 | } |
---|
556 | }; |
---|
557 | |
---|
558 | // \brief Base node of the iterator |
---|
559 | // |
---|
560 | // Returns the base node (ie. the source in this case) of the iterator |
---|
561 | Node baseNode(const OutArcIt &arc) const { |
---|
562 | return Parent::source(static_cast<const Arc&>(arc)); |
---|
563 | } |
---|
564 | // \brief Running node of the iterator |
---|
565 | // |
---|
566 | // Returns the running node (ie. the target in this case) of the |
---|
567 | // iterator |
---|
568 | Node runningNode(const OutArcIt &arc) const { |
---|
569 | return Parent::target(static_cast<const Arc&>(arc)); |
---|
570 | } |
---|
571 | |
---|
572 | // \brief Base node of the iterator |
---|
573 | // |
---|
574 | // Returns the base node (ie. the target in this case) of the iterator |
---|
575 | Node baseNode(const InArcIt &arc) const { |
---|
576 | return Parent::target(static_cast<const Arc&>(arc)); |
---|
577 | } |
---|
578 | // \brief Running node of the iterator |
---|
579 | // |
---|
580 | // Returns the running node (ie. the source in this case) of the |
---|
581 | // iterator |
---|
582 | Node runningNode(const InArcIt &arc) const { |
---|
583 | return Parent::source(static_cast<const Arc&>(arc)); |
---|
584 | } |
---|
585 | |
---|
586 | // Base node of the iterator |
---|
587 | // |
---|
588 | // Returns the base node of the iterator |
---|
589 | Node baseNode(const IncEdgeIt &edge) const { |
---|
590 | return edge._direction ? u(edge) : v(edge); |
---|
591 | } |
---|
592 | // Running node of the iterator |
---|
593 | // |
---|
594 | // Returns the running node of the iterator |
---|
595 | Node runningNode(const IncEdgeIt &edge) const { |
---|
596 | return edge._direction ? v(edge) : u(edge); |
---|
597 | } |
---|
598 | |
---|
599 | // Mappable extension |
---|
600 | |
---|
601 | template <typename _Value> |
---|
602 | class NodeMap |
---|
603 | : public MapExtender<DefaultMap<Graph, Node, _Value> > { |
---|
604 | public: |
---|
605 | typedef GraphExtender Graph; |
---|
606 | typedef MapExtender<DefaultMap<Graph, Node, _Value> > Parent; |
---|
607 | |
---|
608 | NodeMap(const Graph& graph) |
---|
609 | : Parent(graph) {} |
---|
610 | NodeMap(const Graph& graph, const _Value& value) |
---|
611 | : Parent(graph, value) {} |
---|
612 | |
---|
613 | private: |
---|
614 | NodeMap& operator=(const NodeMap& cmap) { |
---|
615 | return operator=<NodeMap>(cmap); |
---|
616 | } |
---|
617 | |
---|
618 | template <typename CMap> |
---|
619 | NodeMap& operator=(const CMap& cmap) { |
---|
620 | Parent::operator=(cmap); |
---|
621 | return *this; |
---|
622 | } |
---|
623 | |
---|
624 | }; |
---|
625 | |
---|
626 | template <typename _Value> |
---|
627 | class ArcMap |
---|
628 | : public MapExtender<DefaultMap<Graph, Arc, _Value> > { |
---|
629 | public: |
---|
630 | typedef GraphExtender Graph; |
---|
631 | typedef MapExtender<DefaultMap<Graph, Arc, _Value> > Parent; |
---|
632 | |
---|
633 | ArcMap(const Graph& graph) |
---|
634 | : Parent(graph) {} |
---|
635 | ArcMap(const Graph& graph, const _Value& value) |
---|
636 | : Parent(graph, value) {} |
---|
637 | |
---|
638 | private: |
---|
639 | ArcMap& operator=(const ArcMap& cmap) { |
---|
640 | return operator=<ArcMap>(cmap); |
---|
641 | } |
---|
642 | |
---|
643 | template <typename CMap> |
---|
644 | ArcMap& operator=(const CMap& cmap) { |
---|
645 | Parent::operator=(cmap); |
---|
646 | return *this; |
---|
647 | } |
---|
648 | }; |
---|
649 | |
---|
650 | |
---|
651 | template <typename _Value> |
---|
652 | class EdgeMap |
---|
653 | : public MapExtender<DefaultMap<Graph, Edge, _Value> > { |
---|
654 | public: |
---|
655 | typedef GraphExtender Graph; |
---|
656 | typedef MapExtender<DefaultMap<Graph, Edge, _Value> > Parent; |
---|
657 | |
---|
658 | EdgeMap(const Graph& graph) |
---|
659 | : Parent(graph) {} |
---|
660 | |
---|
661 | EdgeMap(const Graph& graph, const _Value& value) |
---|
662 | : Parent(graph, value) {} |
---|
663 | |
---|
664 | private: |
---|
665 | EdgeMap& operator=(const EdgeMap& cmap) { |
---|
666 | return operator=<EdgeMap>(cmap); |
---|
667 | } |
---|
668 | |
---|
669 | template <typename CMap> |
---|
670 | EdgeMap& operator=(const CMap& cmap) { |
---|
671 | Parent::operator=(cmap); |
---|
672 | return *this; |
---|
673 | } |
---|
674 | |
---|
675 | }; |
---|
676 | |
---|
677 | // Alteration extension |
---|
678 | |
---|
679 | Node addNode() { |
---|
680 | Node node = Parent::addNode(); |
---|
681 | notifier(Node()).add(node); |
---|
682 | return node; |
---|
683 | } |
---|
684 | |
---|
685 | Edge addEdge(const Node& from, const Node& to) { |
---|
686 | Edge edge = Parent::addEdge(from, to); |
---|
687 | notifier(Edge()).add(edge); |
---|
688 | std::vector<Arc> ev; |
---|
689 | ev.push_back(Parent::direct(edge, true)); |
---|
690 | ev.push_back(Parent::direct(edge, false)); |
---|
691 | notifier(Arc()).add(ev); |
---|
692 | return edge; |
---|
693 | } |
---|
694 | |
---|
695 | void clear() { |
---|
696 | notifier(Arc()).clear(); |
---|
697 | notifier(Edge()).clear(); |
---|
698 | notifier(Node()).clear(); |
---|
699 | Parent::clear(); |
---|
700 | } |
---|
701 | |
---|
702 | template <typename Graph, typename NodeRefMap, typename EdgeRefMap> |
---|
703 | void build(const Graph& graph, NodeRefMap& nodeRef, |
---|
704 | EdgeRefMap& edgeRef) { |
---|
705 | Parent::build(graph, nodeRef, edgeRef); |
---|
706 | notifier(Node()).build(); |
---|
707 | notifier(Edge()).build(); |
---|
708 | notifier(Arc()).build(); |
---|
709 | } |
---|
710 | |
---|
711 | void erase(const Node& node) { |
---|
712 | Arc arc; |
---|
713 | Parent::firstOut(arc, node); |
---|
714 | while (arc != INVALID ) { |
---|
715 | erase(arc); |
---|
716 | Parent::firstOut(arc, node); |
---|
717 | } |
---|
718 | |
---|
719 | Parent::firstIn(arc, node); |
---|
720 | while (arc != INVALID ) { |
---|
721 | erase(arc); |
---|
722 | Parent::firstIn(arc, node); |
---|
723 | } |
---|
724 | |
---|
725 | notifier(Node()).erase(node); |
---|
726 | Parent::erase(node); |
---|
727 | } |
---|
728 | |
---|
729 | void erase(const Edge& edge) { |
---|
730 | std::vector<Arc> av; |
---|
731 | av.push_back(Parent::direct(edge, true)); |
---|
732 | av.push_back(Parent::direct(edge, false)); |
---|
733 | notifier(Arc()).erase(av); |
---|
734 | notifier(Edge()).erase(edge); |
---|
735 | Parent::erase(edge); |
---|
736 | } |
---|
737 | |
---|
738 | GraphExtender() { |
---|
739 | node_notifier.setContainer(*this); |
---|
740 | arc_notifier.setContainer(*this); |
---|
741 | edge_notifier.setContainer(*this); |
---|
742 | } |
---|
743 | |
---|
744 | ~GraphExtender() { |
---|
745 | edge_notifier.clear(); |
---|
746 | arc_notifier.clear(); |
---|
747 | node_notifier.clear(); |
---|
748 | } |
---|
749 | |
---|
750 | }; |
---|
751 | |
---|
752 | } |
---|
753 | |
---|
754 | #endif |
---|