1 | /* -*- C++ -*- |
---|
2 | * |
---|
3 | * This file is a part of LEMON, a generic C++ optimization library |
---|
4 | * |
---|
5 | * Copyright (C) 2003-2007 |
---|
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 | ///\ingroup graph_concepts |
---|
20 | ///\file |
---|
21 | ///\brief The concept of graph components. |
---|
22 | |
---|
23 | |
---|
24 | #ifndef LEMON_CONCEPT_GRAPH_COMPONENTS_H |
---|
25 | #define LEMON_CONCEPT_GRAPH_COMPONENTS_H |
---|
26 | |
---|
27 | #include <lemon/bits/invalid.h> |
---|
28 | #include <lemon/concepts/maps.h> |
---|
29 | |
---|
30 | #include <lemon/bits/alteration_notifier.h> |
---|
31 | |
---|
32 | namespace lemon { |
---|
33 | namespace concepts { |
---|
34 | |
---|
35 | /// \brief Skeleton class for graph Node and Edge types |
---|
36 | /// |
---|
37 | /// This class describes the interface of Node and Edge (and UEdge |
---|
38 | /// in undirected graphs) subtypes of graph types. |
---|
39 | /// |
---|
40 | /// \note This class is a template class so that we can use it to |
---|
41 | /// create graph skeleton classes. The reason for this is than Node |
---|
42 | /// and Edge types should \em not derive from the same base class. |
---|
43 | /// For Node you should instantiate it with character 'n' and for Edge |
---|
44 | /// with 'e'. |
---|
45 | |
---|
46 | #ifndef DOXYGEN |
---|
47 | template <char _selector = '0'> |
---|
48 | #endif |
---|
49 | class GraphItem { |
---|
50 | public: |
---|
51 | /// \brief Default constructor. |
---|
52 | /// |
---|
53 | /// \warning The default constructor is not required to set |
---|
54 | /// the item to some well-defined value. So you should consider it |
---|
55 | /// as uninitialized. |
---|
56 | GraphItem() {} |
---|
57 | /// \brief Copy constructor. |
---|
58 | /// |
---|
59 | /// Copy constructor. |
---|
60 | /// |
---|
61 | GraphItem(const GraphItem &) {} |
---|
62 | /// \brief Invalid constructor \& conversion. |
---|
63 | /// |
---|
64 | /// This constructor initializes the item to be invalid. |
---|
65 | /// \sa Invalid for more details. |
---|
66 | GraphItem(Invalid) {} |
---|
67 | /// \brief Assign operator for nodes. |
---|
68 | /// |
---|
69 | /// The nodes are assignable. |
---|
70 | /// |
---|
71 | GraphItem& operator=(GraphItem const&) { return *this; } |
---|
72 | /// \brief Equality operator. |
---|
73 | /// |
---|
74 | /// Two iterators are equal if and only if they represents the |
---|
75 | /// same node in the graph or both are invalid. |
---|
76 | bool operator==(GraphItem) const { return false; } |
---|
77 | /// \brief Inequality operator. |
---|
78 | /// |
---|
79 | /// \sa operator==(const Node& n) |
---|
80 | /// |
---|
81 | bool operator!=(GraphItem) const { return false; } |
---|
82 | |
---|
83 | /// \brief Artificial ordering operator. |
---|
84 | /// |
---|
85 | /// To allow the use of graph descriptors as key type in std::map or |
---|
86 | /// similar associative container we require this. |
---|
87 | /// |
---|
88 | /// \note This operator only have to define some strict ordering of |
---|
89 | /// the items; this order has nothing to do with the iteration |
---|
90 | /// ordering of the items. |
---|
91 | bool operator<(GraphItem) const { return false; } |
---|
92 | |
---|
93 | template<typename _GraphItem> |
---|
94 | struct Constraints { |
---|
95 | void constraints() { |
---|
96 | _GraphItem i1; |
---|
97 | _GraphItem i2 = i1; |
---|
98 | _GraphItem i3 = INVALID; |
---|
99 | |
---|
100 | i1 = i2 = i3; |
---|
101 | |
---|
102 | bool b; |
---|
103 | // b = (ia == ib) && (ia != ib) && (ia < ib); |
---|
104 | b = (ia == ib) && (ia != ib); |
---|
105 | b = (ia == INVALID) && (ib != INVALID); |
---|
106 | b = (ia < ib); |
---|
107 | } |
---|
108 | |
---|
109 | const _GraphItem &ia; |
---|
110 | const _GraphItem &ib; |
---|
111 | }; |
---|
112 | }; |
---|
113 | |
---|
114 | /// \brief An empty base graph class. |
---|
115 | /// |
---|
116 | /// This class provides the minimal set of features needed for a graph |
---|
117 | /// structure. All graph concepts have to be conform to this base |
---|
118 | /// graph. It just provides types for nodes and edges and functions to |
---|
119 | /// get the source and the target of the edges. |
---|
120 | class BaseGraphComponent { |
---|
121 | public: |
---|
122 | |
---|
123 | typedef BaseGraphComponent Graph; |
---|
124 | |
---|
125 | /// \brief Node class of the graph. |
---|
126 | /// |
---|
127 | /// This class represents the Nodes of the graph. |
---|
128 | /// |
---|
129 | typedef GraphItem<'n'> Node; |
---|
130 | |
---|
131 | /// \brief Edge class of the graph. |
---|
132 | /// |
---|
133 | /// This class represents the Edges of the graph. |
---|
134 | /// |
---|
135 | typedef GraphItem<'e'> Edge; |
---|
136 | |
---|
137 | /// \brief Gives back the target node of an edge. |
---|
138 | /// |
---|
139 | /// Gives back the target node of an edge. |
---|
140 | /// |
---|
141 | Node target(const Edge&) const { return INVALID;} |
---|
142 | |
---|
143 | /// \brief Gives back the source node of an edge. |
---|
144 | /// |
---|
145 | /// Gives back the source node of an edge. |
---|
146 | /// |
---|
147 | Node source(const Edge&) const { return INVALID;} |
---|
148 | |
---|
149 | /// \brief Gives back the opposite node on the given edge. |
---|
150 | /// |
---|
151 | /// Gives back the opposite node on the given edge. |
---|
152 | Node oppositeNode(const Node&, const Edge&) const { |
---|
153 | return INVALID; |
---|
154 | } |
---|
155 | |
---|
156 | template <typename _Graph> |
---|
157 | struct Constraints { |
---|
158 | typedef typename _Graph::Node Node; |
---|
159 | typedef typename _Graph::Edge Edge; |
---|
160 | |
---|
161 | void constraints() { |
---|
162 | checkConcept<GraphItem<'n'>, Node>(); |
---|
163 | checkConcept<GraphItem<'e'>, Edge>(); |
---|
164 | { |
---|
165 | Node n; |
---|
166 | Edge e(INVALID); |
---|
167 | n = graph.source(e); |
---|
168 | n = graph.target(e); |
---|
169 | n = graph.oppositeNode(n, e); |
---|
170 | } |
---|
171 | } |
---|
172 | |
---|
173 | const _Graph& graph; |
---|
174 | }; |
---|
175 | }; |
---|
176 | |
---|
177 | /// \brief An empty base undirected graph class. |
---|
178 | /// |
---|
179 | /// This class provides the minimal set of features needed for an |
---|
180 | /// undirected graph structure. All undirected graph concepts have |
---|
181 | /// to be conform to this base graph. It just provides types for |
---|
182 | /// nodes, edges and undirected edges and functions to get the |
---|
183 | /// source and the target of the edges and undirected edges, |
---|
184 | /// conversion from edges to undirected edges and function to get |
---|
185 | /// both direction of the undirected edges. |
---|
186 | class BaseUGraphComponent : public BaseGraphComponent { |
---|
187 | public: |
---|
188 | typedef BaseGraphComponent::Node Node; |
---|
189 | typedef BaseGraphComponent::Edge Edge; |
---|
190 | /// \brief Undirected edge class of the graph. |
---|
191 | /// |
---|
192 | /// This class represents the undirected edges of the graph. |
---|
193 | /// The undirected graphs can be used as a directed graph which |
---|
194 | /// for each edge contains the opposite edge too so the graph is |
---|
195 | /// bidirected. The undirected edge represents two opposite |
---|
196 | /// directed edges. |
---|
197 | class UEdge : public GraphItem<'u'> { |
---|
198 | public: |
---|
199 | typedef GraphItem<'u'> Parent; |
---|
200 | /// \brief Default constructor. |
---|
201 | /// |
---|
202 | /// \warning The default constructor is not required to set |
---|
203 | /// the item to some well-defined value. So you should consider it |
---|
204 | /// as uninitialized. |
---|
205 | UEdge() {} |
---|
206 | /// \brief Copy constructor. |
---|
207 | /// |
---|
208 | /// Copy constructor. |
---|
209 | /// |
---|
210 | UEdge(const UEdge &) : Parent() {} |
---|
211 | /// \brief Invalid constructor \& conversion. |
---|
212 | /// |
---|
213 | /// This constructor initializes the item to be invalid. |
---|
214 | /// \sa Invalid for more details. |
---|
215 | UEdge(Invalid) {} |
---|
216 | /// \brief Converter from edge to undirected edge. |
---|
217 | /// |
---|
218 | /// Besides the core graph item functionality each edge should |
---|
219 | /// be convertible to the represented undirected edge. |
---|
220 | UEdge(const Edge&) {} |
---|
221 | /// \brief Assign edge to undirected edge. |
---|
222 | /// |
---|
223 | /// Besides the core graph item functionality each edge should |
---|
224 | /// be convertible to the represented undirected edge. |
---|
225 | UEdge& operator=(const Edge&) { return *this; } |
---|
226 | }; |
---|
227 | |
---|
228 | /// \brief Returns the direction of the edge. |
---|
229 | /// |
---|
230 | /// Returns the direction of the edge. Each edge represents an |
---|
231 | /// undirected edge with a direction. It gives back the |
---|
232 | /// direction. |
---|
233 | bool direction(const Edge&) const { return true; } |
---|
234 | |
---|
235 | /// \brief Returns the directed edge. |
---|
236 | /// |
---|
237 | /// Returns the directed edge from its direction and the |
---|
238 | /// represented undirected edge. |
---|
239 | Edge direct(const UEdge&, bool) const { return INVALID;} |
---|
240 | |
---|
241 | /// \brief Returns the directed edge. |
---|
242 | /// |
---|
243 | /// Returns the directed edge from its source and the |
---|
244 | /// represented undirected edge. |
---|
245 | Edge direct(const UEdge&, const Node&) const { return INVALID;} |
---|
246 | |
---|
247 | /// \brief Returns the opposite edge. |
---|
248 | /// |
---|
249 | /// Returns the opposite edge. It is the edge representing the |
---|
250 | /// same undirected edge and has opposite direction. |
---|
251 | Edge oppositeEdge(const Edge&) const { return INVALID;} |
---|
252 | |
---|
253 | /// \brief Gives back the target node of an undirected edge. |
---|
254 | /// |
---|
255 | /// Gives back the target node of an undirected edge. The name |
---|
256 | /// target is a little confusing because the undirected edge |
---|
257 | /// does not have target but it just means that one of the end |
---|
258 | /// node. |
---|
259 | Node target(const UEdge&) const { return INVALID;} |
---|
260 | |
---|
261 | /// \brief Gives back the source node of an undirected edge. |
---|
262 | /// |
---|
263 | /// Gives back the source node of an undirected edge. The name |
---|
264 | /// source is a little confusing because the undirected edge |
---|
265 | /// does not have source but it just means that one of the end |
---|
266 | /// node. |
---|
267 | Node source(const UEdge&) const { return INVALID;} |
---|
268 | |
---|
269 | template <typename _Graph> |
---|
270 | struct Constraints { |
---|
271 | typedef typename _Graph::Node Node; |
---|
272 | typedef typename _Graph::Edge Edge; |
---|
273 | typedef typename _Graph::UEdge UEdge; |
---|
274 | |
---|
275 | void constraints() { |
---|
276 | checkConcept<BaseGraphComponent, _Graph>(); |
---|
277 | checkConcept<GraphItem<'u'>, UEdge>(); |
---|
278 | { |
---|
279 | Node n; |
---|
280 | UEdge ue(INVALID); |
---|
281 | Edge e; |
---|
282 | n = graph.source(ue); |
---|
283 | n = graph.target(ue); |
---|
284 | e = graph.direct(ue, true); |
---|
285 | e = graph.direct(ue, n); |
---|
286 | e = graph.oppositeEdge(e); |
---|
287 | ue = e; |
---|
288 | bool d = graph.direction(e); |
---|
289 | ignore_unused_variable_warning(d); |
---|
290 | } |
---|
291 | } |
---|
292 | |
---|
293 | const _Graph& graph; |
---|
294 | }; |
---|
295 | |
---|
296 | }; |
---|
297 | |
---|
298 | /// \brief An empty base bipartite undirected graph class. |
---|
299 | /// |
---|
300 | /// This class provides the minimal set of features needed for an |
---|
301 | /// bipartite undirected graph structure. All bipartite undirected |
---|
302 | /// graph concepts have to be conform to this base graph. It just |
---|
303 | /// provides types for nodes, A-nodes, B-nodes, edges and |
---|
304 | /// undirected edges and functions to get the source and the |
---|
305 | /// target of the edges and undirected edges, conversion from |
---|
306 | /// edges to undirected edges and function to get both direction |
---|
307 | /// of the undirected edges. |
---|
308 | class BaseBpUGraphComponent : public BaseUGraphComponent { |
---|
309 | public: |
---|
310 | typedef BaseUGraphComponent::Node Node; |
---|
311 | typedef BaseUGraphComponent::Edge Edge; |
---|
312 | typedef BaseUGraphComponent::UEdge UEdge; |
---|
313 | |
---|
314 | /// \brief Helper class for A-nodes. |
---|
315 | /// |
---|
316 | /// This class is just a helper class for A-nodes, it is not |
---|
317 | /// suggested to use it directly. It can be converted easily to |
---|
318 | /// node and vice versa. The usage of this class is limited |
---|
319 | /// to use just as template parameters for special map types. |
---|
320 | class ANode : public Node { |
---|
321 | public: |
---|
322 | typedef Node Parent; |
---|
323 | |
---|
324 | /// \brief Default constructor. |
---|
325 | /// |
---|
326 | /// \warning The default constructor is not required to set |
---|
327 | /// the item to some well-defined value. So you should consider it |
---|
328 | /// as uninitialized. |
---|
329 | ANode() {} |
---|
330 | /// \brief Copy constructor. |
---|
331 | /// |
---|
332 | /// Copy constructor. |
---|
333 | /// |
---|
334 | ANode(const ANode &) : Parent() {} |
---|
335 | /// \brief Invalid constructor \& conversion. |
---|
336 | /// |
---|
337 | /// This constructor initializes the item to be invalid. |
---|
338 | /// \sa Invalid for more details. |
---|
339 | ANode(Invalid) {} |
---|
340 | /// \brief Converter from node to A-node. |
---|
341 | /// |
---|
342 | /// Besides the core graph item functionality each node should |
---|
343 | /// be convertible to the represented A-node if it is it possible. |
---|
344 | ANode(const Node&) {} |
---|
345 | /// \brief Assign node to A-node. |
---|
346 | /// |
---|
347 | /// Besides the core graph item functionality each node should |
---|
348 | /// be convertible to the represented A-node if it is it possible. |
---|
349 | ANode& operator=(const Node&) { return *this; } |
---|
350 | }; |
---|
351 | |
---|
352 | /// \brief Helper class for B-nodes. |
---|
353 | /// |
---|
354 | /// This class is just a helper class for B-nodes, it is not |
---|
355 | /// suggested to use it directly. It can be converted easily to |
---|
356 | /// node and vice versa. The usage of this class is limited |
---|
357 | /// to use just as template parameters for special map types. |
---|
358 | class BNode : public Node { |
---|
359 | public: |
---|
360 | typedef Node Parent; |
---|
361 | |
---|
362 | /// \brief Default constructor. |
---|
363 | /// |
---|
364 | /// \warning The default constructor is not required to set |
---|
365 | /// the item to some well-defined value. So you should consider it |
---|
366 | /// as uninitialized. |
---|
367 | BNode() {} |
---|
368 | /// \brief Copy constructor. |
---|
369 | /// |
---|
370 | /// Copy constructor. |
---|
371 | /// |
---|
372 | BNode(const BNode &) : Parent() {} |
---|
373 | /// \brief Invalid constructor \& conversion. |
---|
374 | /// |
---|
375 | /// This constructor initializes the item to be invalid. |
---|
376 | /// \sa Invalid for more details. |
---|
377 | BNode(Invalid) {} |
---|
378 | /// \brief Converter from node to B-node. |
---|
379 | /// |
---|
380 | /// Besides the core graph item functionality each node should |
---|
381 | /// be convertible to the represented B-node if it is it possible. |
---|
382 | BNode(const Node&) {} |
---|
383 | /// \brief Assign node to B-node. |
---|
384 | /// |
---|
385 | /// Besides the core graph item functionality each node should |
---|
386 | /// be convertible to the represented B-node if it is it possible. |
---|
387 | BNode& operator=(const Node&) { return *this; } |
---|
388 | }; |
---|
389 | |
---|
390 | /// \brief Gives back %true when the node is A-node. |
---|
391 | /// |
---|
392 | /// Gives back %true when the node is A-node. |
---|
393 | bool aNode(const Node&) const { return false; } |
---|
394 | |
---|
395 | /// \brief Gives back %true when the node is B-node. |
---|
396 | /// |
---|
397 | /// Gives back %true when the node is B-node. |
---|
398 | bool bNode(const Node&) const { return false; } |
---|
399 | |
---|
400 | /// \brief Gives back the A-node of the undirected edge. |
---|
401 | /// |
---|
402 | /// Gives back the A-node of the undirected edge. |
---|
403 | Node aNode(const UEdge&) const { return INVALID; } |
---|
404 | |
---|
405 | /// \brief Gives back the B-node of the undirected edge. |
---|
406 | /// |
---|
407 | /// Gives back the B-node of the undirected edge. |
---|
408 | Node bNode(const UEdge&) const { return INVALID; } |
---|
409 | |
---|
410 | template <typename _Graph> |
---|
411 | struct Constraints { |
---|
412 | typedef typename _Graph::Node Node; |
---|
413 | typedef typename _Graph::ANode ANode; |
---|
414 | typedef typename _Graph::BNode BNode; |
---|
415 | typedef typename _Graph::Edge Edge; |
---|
416 | typedef typename _Graph::UEdge UEdge; |
---|
417 | |
---|
418 | void constraints() { |
---|
419 | checkConcept<BaseUGraphComponent, _Graph>(); |
---|
420 | checkConcept<GraphItem<'a'>, ANode>(); |
---|
421 | checkConcept<GraphItem<'b'>, BNode>(); |
---|
422 | { |
---|
423 | Node n; |
---|
424 | UEdge ue(INVALID); |
---|
425 | bool b; |
---|
426 | n = graph.aNode(ue); |
---|
427 | n = graph.bNode(ue); |
---|
428 | b = graph.aNode(n); |
---|
429 | b = graph.bNode(n); |
---|
430 | ANode an; |
---|
431 | an = n; n = an; |
---|
432 | BNode bn; |
---|
433 | bn = n; n = bn; |
---|
434 | ignore_unused_variable_warning(b); |
---|
435 | } |
---|
436 | } |
---|
437 | |
---|
438 | const _Graph& graph; |
---|
439 | }; |
---|
440 | |
---|
441 | }; |
---|
442 | |
---|
443 | /// \brief An empty idable base graph class. |
---|
444 | /// |
---|
445 | /// This class provides beside the core graph features |
---|
446 | /// core id functions for the graph structure. |
---|
447 | /// The most of the base graphs should be conform to this concept. |
---|
448 | /// The id's are unique and immutable. |
---|
449 | template <typename _Base = BaseGraphComponent> |
---|
450 | class IDableGraphComponent : public _Base { |
---|
451 | public: |
---|
452 | |
---|
453 | typedef _Base Base; |
---|
454 | typedef typename Base::Node Node; |
---|
455 | typedef typename Base::Edge Edge; |
---|
456 | |
---|
457 | /// \brief Gives back an unique integer id for the Node. |
---|
458 | /// |
---|
459 | /// Gives back an unique integer id for the Node. |
---|
460 | /// |
---|
461 | int id(const Node&) const { return -1;} |
---|
462 | |
---|
463 | /// \brief Gives back the node by the unique id. |
---|
464 | /// |
---|
465 | /// Gives back the node by the unique id. |
---|
466 | /// If the graph does not contain node with the given id |
---|
467 | /// then the result of the function is undetermined. |
---|
468 | Node nodeFromId(int) const { return INVALID;} |
---|
469 | |
---|
470 | /// \brief Gives back an unique integer id for the Edge. |
---|
471 | /// |
---|
472 | /// Gives back an unique integer id for the Edge. |
---|
473 | /// |
---|
474 | int id(const Edge&) const { return -1;} |
---|
475 | |
---|
476 | /// \brief Gives back the edge by the unique id. |
---|
477 | /// |
---|
478 | /// Gives back the edge by the unique id. |
---|
479 | /// If the graph does not contain edge with the given id |
---|
480 | /// then the result of the function is undetermined. |
---|
481 | Edge edgeFromId(int) const { return INVALID;} |
---|
482 | |
---|
483 | /// \brief Gives back an integer greater or equal to the maximum |
---|
484 | /// Node id. |
---|
485 | /// |
---|
486 | /// Gives back an integer greater or equal to the maximum Node |
---|
487 | /// id. |
---|
488 | int maxNodeId() const { return -1;} |
---|
489 | |
---|
490 | /// \brief Gives back an integer greater or equal to the maximum |
---|
491 | /// Edge id. |
---|
492 | /// |
---|
493 | /// Gives back an integer greater or equal to the maximum Edge |
---|
494 | /// id. |
---|
495 | int maxEdgeId() const { return -1;} |
---|
496 | |
---|
497 | template <typename _Graph> |
---|
498 | struct Constraints { |
---|
499 | |
---|
500 | void constraints() { |
---|
501 | checkConcept<Base, _Graph >(); |
---|
502 | typename _Graph::Node node; |
---|
503 | int nid = graph.id(node); |
---|
504 | nid = graph.id(node); |
---|
505 | node = graph.nodeFromId(nid); |
---|
506 | typename _Graph::Edge edge; |
---|
507 | int eid = graph.id(edge); |
---|
508 | eid = graph.id(edge); |
---|
509 | edge = graph.edgeFromId(eid); |
---|
510 | |
---|
511 | nid = graph.maxNodeId(); |
---|
512 | ignore_unused_variable_warning(nid); |
---|
513 | eid = graph.maxEdgeId(); |
---|
514 | ignore_unused_variable_warning(eid); |
---|
515 | } |
---|
516 | |
---|
517 | const _Graph& graph; |
---|
518 | }; |
---|
519 | }; |
---|
520 | |
---|
521 | /// \brief An empty idable base undirected graph class. |
---|
522 | /// |
---|
523 | /// This class provides beside the core undirected graph features |
---|
524 | /// core id functions for the undirected graph structure. The |
---|
525 | /// most of the base undirected graphs should be conform to this |
---|
526 | /// concept. The id's are unique and immutable. |
---|
527 | template <typename _Base = BaseUGraphComponent> |
---|
528 | class IDableUGraphComponent : public IDableGraphComponent<_Base> { |
---|
529 | public: |
---|
530 | |
---|
531 | typedef _Base Base; |
---|
532 | typedef typename Base::UEdge UEdge; |
---|
533 | |
---|
534 | using IDableGraphComponent<_Base>::id; |
---|
535 | |
---|
536 | /// \brief Gives back an unique integer id for the UEdge. |
---|
537 | /// |
---|
538 | /// Gives back an unique integer id for the UEdge. |
---|
539 | /// |
---|
540 | int id(const UEdge&) const { return -1;} |
---|
541 | |
---|
542 | /// \brief Gives back the undirected edge by the unique id. |
---|
543 | /// |
---|
544 | /// Gives back the undirected edge by the unique id. If the |
---|
545 | /// graph does not contain edge with the given id then the |
---|
546 | /// result of the function is undetermined. |
---|
547 | UEdge uEdgeFromId(int) const { return INVALID;} |
---|
548 | |
---|
549 | /// \brief Gives back an integer greater or equal to the maximum |
---|
550 | /// UEdge id. |
---|
551 | /// |
---|
552 | /// Gives back an integer greater or equal to the maximum UEdge |
---|
553 | /// id. |
---|
554 | int maxUEdgeId() const { return -1;} |
---|
555 | |
---|
556 | template <typename _Graph> |
---|
557 | struct Constraints { |
---|
558 | |
---|
559 | void constraints() { |
---|
560 | checkConcept<Base, _Graph >(); |
---|
561 | checkConcept<IDableGraphComponent<Base>, _Graph >(); |
---|
562 | typename _Graph::UEdge uedge; |
---|
563 | int ueid = graph.id(uedge); |
---|
564 | ueid = graph.id(uedge); |
---|
565 | uedge = graph.uEdgeFromId(ueid); |
---|
566 | ueid = graph.maxUEdgeId(); |
---|
567 | ignore_unused_variable_warning(ueid); |
---|
568 | } |
---|
569 | |
---|
570 | const _Graph& graph; |
---|
571 | }; |
---|
572 | }; |
---|
573 | |
---|
574 | /// \brief An empty idable base bipartite undirected graph class. |
---|
575 | /// |
---|
576 | /// This class provides beside the core bipartite undirected graph |
---|
577 | /// features core id functions for the bipartite undirected graph |
---|
578 | /// structure. The most of the base undirected graphs should be |
---|
579 | /// conform to this concept. |
---|
580 | template <typename _Base = BaseBpUGraphComponent> |
---|
581 | class IDableBpUGraphComponent : public IDableUGraphComponent<_Base> { |
---|
582 | public: |
---|
583 | |
---|
584 | typedef _Base Base; |
---|
585 | typedef typename Base::Node Node; |
---|
586 | |
---|
587 | using IDableUGraphComponent<_Base>::id; |
---|
588 | |
---|
589 | /// \brief Gives back an unique integer id for the ANode. |
---|
590 | /// |
---|
591 | /// Gives back an unique integer id for the ANode. |
---|
592 | /// |
---|
593 | int aNodeId(const Node&) const { return -1;} |
---|
594 | |
---|
595 | /// \brief Gives back the undirected edge by the unique id. |
---|
596 | /// |
---|
597 | /// Gives back the undirected edge by the unique id. If the |
---|
598 | /// graph does not contain edge with the given id then the |
---|
599 | /// result of the function is undetermined. |
---|
600 | Node nodeFromANodeId(int) const { return INVALID;} |
---|
601 | |
---|
602 | /// \brief Gives back an integer greater or equal to the maximum |
---|
603 | /// ANode id. |
---|
604 | /// |
---|
605 | /// Gives back an integer greater or equal to the maximum ANode |
---|
606 | /// id. |
---|
607 | int maxANodeId() const { return -1;} |
---|
608 | |
---|
609 | /// \brief Gives back an unique integer id for the BNode. |
---|
610 | /// |
---|
611 | /// Gives back an unique integer id for the BNode. |
---|
612 | /// |
---|
613 | int bNodeId(const Node&) const { return -1;} |
---|
614 | |
---|
615 | /// \brief Gives back the undirected edge by the unique id. |
---|
616 | /// |
---|
617 | /// Gives back the undirected edge by the unique id. If the |
---|
618 | /// graph does not contain edge with the given id then the |
---|
619 | /// result of the function is undetermined. |
---|
620 | Node nodeFromBNodeId(int) const { return INVALID;} |
---|
621 | |
---|
622 | /// \brief Gives back an integer greater or equal to the maximum |
---|
623 | /// BNode id. |
---|
624 | /// |
---|
625 | /// Gives back an integer greater or equal to the maximum BNode |
---|
626 | /// id. |
---|
627 | int maxBNodeId() const { return -1;} |
---|
628 | |
---|
629 | template <typename _Graph> |
---|
630 | struct Constraints { |
---|
631 | |
---|
632 | void constraints() { |
---|
633 | checkConcept<Base, _Graph >(); |
---|
634 | checkConcept<IDableGraphComponent<Base>, _Graph >(); |
---|
635 | typename _Graph::Node node(INVALID); |
---|
636 | int id; |
---|
637 | id = graph.aNodeId(node); |
---|
638 | id = graph.bNodeId(node); |
---|
639 | node = graph.nodeFromANodeId(id); |
---|
640 | node = graph.nodeFromBNodeId(id); |
---|
641 | id = graph.maxANodeId(); |
---|
642 | id = graph.maxBNodeId(); |
---|
643 | } |
---|
644 | |
---|
645 | const _Graph& graph; |
---|
646 | }; |
---|
647 | }; |
---|
648 | |
---|
649 | /// \brief Skeleton class for graph NodeIt and EdgeIt |
---|
650 | /// |
---|
651 | /// Skeleton class for graph NodeIt and EdgeIt. |
---|
652 | /// |
---|
653 | template <typename _Graph, typename _Item> |
---|
654 | class GraphItemIt : public _Item { |
---|
655 | public: |
---|
656 | /// \brief Default constructor. |
---|
657 | /// |
---|
658 | /// @warning The default constructor sets the iterator |
---|
659 | /// to an undefined value. |
---|
660 | GraphItemIt() {} |
---|
661 | /// \brief Copy constructor. |
---|
662 | /// |
---|
663 | /// Copy constructor. |
---|
664 | /// |
---|
665 | GraphItemIt(const GraphItemIt& ) {} |
---|
666 | /// \brief Sets the iterator to the first item. |
---|
667 | /// |
---|
668 | /// Sets the iterator to the first item of \c the graph. |
---|
669 | /// |
---|
670 | explicit GraphItemIt(const _Graph&) {} |
---|
671 | /// \brief Invalid constructor \& conversion. |
---|
672 | /// |
---|
673 | /// This constructor initializes the item to be invalid. |
---|
674 | /// \sa Invalid for more details. |
---|
675 | GraphItemIt(Invalid) {} |
---|
676 | /// \brief Assign operator for items. |
---|
677 | /// |
---|
678 | /// The items are assignable. |
---|
679 | /// |
---|
680 | GraphItemIt& operator=(const GraphItemIt&) { return *this; } |
---|
681 | /// \brief Next item. |
---|
682 | /// |
---|
683 | /// Assign the iterator to the next item. |
---|
684 | /// |
---|
685 | GraphItemIt& operator++() { return *this; } |
---|
686 | /// \brief Equality operator |
---|
687 | /// |
---|
688 | /// Two iterators are equal if and only if they point to the |
---|
689 | /// same object or both are invalid. |
---|
690 | bool operator==(const GraphItemIt&) const { return true;} |
---|
691 | /// \brief Inequality operator |
---|
692 | /// |
---|
693 | /// \sa operator==(Node n) |
---|
694 | /// |
---|
695 | bool operator!=(const GraphItemIt&) const { return true;} |
---|
696 | |
---|
697 | template<typename _GraphItemIt> |
---|
698 | struct Constraints { |
---|
699 | void constraints() { |
---|
700 | _GraphItemIt it1(g); |
---|
701 | _GraphItemIt it2; |
---|
702 | |
---|
703 | it2 = ++it1; |
---|
704 | ++it2 = it1; |
---|
705 | ++(++it1); |
---|
706 | |
---|
707 | _Item bi = it1; |
---|
708 | bi = it2; |
---|
709 | } |
---|
710 | _Graph& g; |
---|
711 | }; |
---|
712 | }; |
---|
713 | |
---|
714 | /// \brief Skeleton class for graph InEdgeIt and OutEdgeIt |
---|
715 | /// |
---|
716 | /// \note Because InEdgeIt and OutEdgeIt may not inherit from the same |
---|
717 | /// base class, the _selector is a additional template parameter. For |
---|
718 | /// InEdgeIt you should instantiate it with character 'i' and for |
---|
719 | /// OutEdgeIt with 'o'. |
---|
720 | template <typename _Graph, |
---|
721 | typename _Item = typename _Graph::Edge, |
---|
722 | typename _Base = typename _Graph::Node, |
---|
723 | char _selector = '0'> |
---|
724 | class GraphIncIt : public _Item { |
---|
725 | public: |
---|
726 | /// \brief Default constructor. |
---|
727 | /// |
---|
728 | /// @warning The default constructor sets the iterator |
---|
729 | /// to an undefined value. |
---|
730 | GraphIncIt() {} |
---|
731 | /// \brief Copy constructor. |
---|
732 | /// |
---|
733 | /// Copy constructor. |
---|
734 | /// |
---|
735 | GraphIncIt(GraphIncIt const& gi) : _Item(gi) {} |
---|
736 | /// \brief Sets the iterator to the first edge incoming into or outgoing |
---|
737 | /// from the node. |
---|
738 | /// |
---|
739 | /// Sets the iterator to the first edge incoming into or outgoing |
---|
740 | /// from the node. |
---|
741 | /// |
---|
742 | explicit GraphIncIt(const _Graph&, const _Base&) {} |
---|
743 | /// \brief Invalid constructor \& conversion. |
---|
744 | /// |
---|
745 | /// This constructor initializes the item to be invalid. |
---|
746 | /// \sa Invalid for more details. |
---|
747 | GraphIncIt(Invalid) {} |
---|
748 | /// \brief Assign operator for iterators. |
---|
749 | /// |
---|
750 | /// The iterators are assignable. |
---|
751 | /// |
---|
752 | GraphIncIt& operator=(GraphIncIt const&) { return *this; } |
---|
753 | /// \brief Next item. |
---|
754 | /// |
---|
755 | /// Assign the iterator to the next item. |
---|
756 | /// |
---|
757 | GraphIncIt& operator++() { return *this; } |
---|
758 | |
---|
759 | /// \brief Equality operator |
---|
760 | /// |
---|
761 | /// Two iterators are equal if and only if they point to the |
---|
762 | /// same object or both are invalid. |
---|
763 | bool operator==(const GraphIncIt&) const { return true;} |
---|
764 | |
---|
765 | /// \brief Inequality operator |
---|
766 | /// |
---|
767 | /// \sa operator==(Node n) |
---|
768 | /// |
---|
769 | bool operator!=(const GraphIncIt&) const { return true;} |
---|
770 | |
---|
771 | template <typename _GraphIncIt> |
---|
772 | struct Constraints { |
---|
773 | void constraints() { |
---|
774 | checkConcept<GraphItem<_selector>, _GraphIncIt>(); |
---|
775 | _GraphIncIt it1(graph, node); |
---|
776 | _GraphIncIt it2; |
---|
777 | |
---|
778 | it2 = ++it1; |
---|
779 | ++it2 = it1; |
---|
780 | ++(++it1); |
---|
781 | _Item e = it1; |
---|
782 | e = it2; |
---|
783 | |
---|
784 | } |
---|
785 | |
---|
786 | _Item edge; |
---|
787 | _Base node; |
---|
788 | _Graph graph; |
---|
789 | _GraphIncIt it; |
---|
790 | }; |
---|
791 | }; |
---|
792 | |
---|
793 | |
---|
794 | /// \brief An empty iterable graph class. |
---|
795 | /// |
---|
796 | /// This class provides beside the core graph features |
---|
797 | /// iterator based iterable interface for the graph structure. |
---|
798 | /// This concept is part of the Graph concept. |
---|
799 | template <typename _Base = BaseGraphComponent> |
---|
800 | class IterableGraphComponent : public _Base { |
---|
801 | |
---|
802 | public: |
---|
803 | |
---|
804 | typedef _Base Base; |
---|
805 | typedef typename Base::Node Node; |
---|
806 | typedef typename Base::Edge Edge; |
---|
807 | |
---|
808 | typedef IterableGraphComponent Graph; |
---|
809 | |
---|
810 | /// \name Base iteration |
---|
811 | /// |
---|
812 | /// This interface provides functions for iteration on graph items |
---|
813 | /// |
---|
814 | /// @{ |
---|
815 | |
---|
816 | /// \brief Gives back the first node in the iterating order. |
---|
817 | /// |
---|
818 | /// Gives back the first node in the iterating order. |
---|
819 | /// |
---|
820 | void first(Node&) const {} |
---|
821 | |
---|
822 | /// \brief Gives back the next node in the iterating order. |
---|
823 | /// |
---|
824 | /// Gives back the next node in the iterating order. |
---|
825 | /// |
---|
826 | void next(Node&) const {} |
---|
827 | |
---|
828 | /// \brief Gives back the first edge in the iterating order. |
---|
829 | /// |
---|
830 | /// Gives back the first edge in the iterating order. |
---|
831 | /// |
---|
832 | void first(Edge&) const {} |
---|
833 | |
---|
834 | /// \brief Gives back the next edge in the iterating order. |
---|
835 | /// |
---|
836 | /// Gives back the next edge in the iterating order. |
---|
837 | /// |
---|
838 | void next(Edge&) const {} |
---|
839 | |
---|
840 | |
---|
841 | /// \brief Gives back the first of the edges point to the given |
---|
842 | /// node. |
---|
843 | /// |
---|
844 | /// Gives back the first of the edges point to the given node. |
---|
845 | /// |
---|
846 | void firstIn(Edge&, const Node&) const {} |
---|
847 | |
---|
848 | /// \brief Gives back the next of the edges points to the given |
---|
849 | /// node. |
---|
850 | /// |
---|
851 | /// Gives back the next of the edges points to the given node. |
---|
852 | /// |
---|
853 | void nextIn(Edge&) const {} |
---|
854 | |
---|
855 | /// \brief Gives back the first of the edges start from the |
---|
856 | /// given node. |
---|
857 | /// |
---|
858 | /// Gives back the first of the edges start from the given node. |
---|
859 | /// |
---|
860 | void firstOut(Edge&, const Node&) const {} |
---|
861 | |
---|
862 | /// \brief Gives back the next of the edges start from the given |
---|
863 | /// node. |
---|
864 | /// |
---|
865 | /// Gives back the next of the edges start from the given node. |
---|
866 | /// |
---|
867 | void nextOut(Edge&) const {} |
---|
868 | |
---|
869 | /// @} |
---|
870 | |
---|
871 | /// \name Class based iteration |
---|
872 | /// |
---|
873 | /// This interface provides functions for iteration on graph items |
---|
874 | /// |
---|
875 | /// @{ |
---|
876 | |
---|
877 | /// \brief This iterator goes through each node. |
---|
878 | /// |
---|
879 | /// This iterator goes through each node. |
---|
880 | /// |
---|
881 | typedef GraphItemIt<Graph, Node> NodeIt; |
---|
882 | |
---|
883 | /// \brief This iterator goes through each node. |
---|
884 | /// |
---|
885 | /// This iterator goes through each node. |
---|
886 | /// |
---|
887 | typedef GraphItemIt<Graph, Edge> EdgeIt; |
---|
888 | |
---|
889 | /// \brief This iterator goes trough the incoming edges of a node. |
---|
890 | /// |
---|
891 | /// This iterator goes trough the \e inccoming edges of a certain node |
---|
892 | /// of a graph. |
---|
893 | typedef GraphIncIt<Graph, Edge, Node, 'i'> InEdgeIt; |
---|
894 | |
---|
895 | /// \brief This iterator goes trough the outgoing edges of a node. |
---|
896 | /// |
---|
897 | /// This iterator goes trough the \e outgoing edges of a certain node |
---|
898 | /// of a graph. |
---|
899 | typedef GraphIncIt<Graph, Edge, Node, 'o'> OutEdgeIt; |
---|
900 | |
---|
901 | /// \brief The base node of the iterator. |
---|
902 | /// |
---|
903 | /// Gives back the base node of the iterator. |
---|
904 | /// It is always the target of the pointed edge. |
---|
905 | Node baseNode(const InEdgeIt&) const { return INVALID; } |
---|
906 | |
---|
907 | /// \brief The running node of the iterator. |
---|
908 | /// |
---|
909 | /// Gives back the running node of the iterator. |
---|
910 | /// It is always the source of the pointed edge. |
---|
911 | Node runningNode(const InEdgeIt&) const { return INVALID; } |
---|
912 | |
---|
913 | /// \brief The base node of the iterator. |
---|
914 | /// |
---|
915 | /// Gives back the base node of the iterator. |
---|
916 | /// It is always the source of the pointed edge. |
---|
917 | Node baseNode(const OutEdgeIt&) const { return INVALID; } |
---|
918 | |
---|
919 | /// \brief The running node of the iterator. |
---|
920 | /// |
---|
921 | /// Gives back the running node of the iterator. |
---|
922 | /// It is always the target of the pointed edge. |
---|
923 | Node runningNode(const OutEdgeIt&) const { return INVALID; } |
---|
924 | |
---|
925 | /// @} |
---|
926 | |
---|
927 | template <typename _Graph> |
---|
928 | struct Constraints { |
---|
929 | void constraints() { |
---|
930 | checkConcept<Base, _Graph>(); |
---|
931 | |
---|
932 | { |
---|
933 | typename _Graph::Node node(INVALID); |
---|
934 | typename _Graph::Edge edge(INVALID); |
---|
935 | { |
---|
936 | graph.first(node); |
---|
937 | graph.next(node); |
---|
938 | } |
---|
939 | { |
---|
940 | graph.first(edge); |
---|
941 | graph.next(edge); |
---|
942 | } |
---|
943 | { |
---|
944 | graph.firstIn(edge, node); |
---|
945 | graph.nextIn(edge); |
---|
946 | } |
---|
947 | { |
---|
948 | graph.firstOut(edge, node); |
---|
949 | graph.nextOut(edge); |
---|
950 | } |
---|
951 | } |
---|
952 | |
---|
953 | { |
---|
954 | checkConcept<GraphItemIt<_Graph, typename _Graph::Edge>, |
---|
955 | typename _Graph::EdgeIt >(); |
---|
956 | checkConcept<GraphItemIt<_Graph, typename _Graph::Node>, |
---|
957 | typename _Graph::NodeIt >(); |
---|
958 | checkConcept<GraphIncIt<_Graph, typename _Graph::Edge, |
---|
959 | typename _Graph::Node, 'i'>, typename _Graph::InEdgeIt>(); |
---|
960 | checkConcept<GraphIncIt<_Graph, typename _Graph::Edge, |
---|
961 | typename _Graph::Node, 'o'>, typename _Graph::OutEdgeIt>(); |
---|
962 | |
---|
963 | typename _Graph::Node n; |
---|
964 | typename _Graph::InEdgeIt ieit(INVALID); |
---|
965 | typename _Graph::OutEdgeIt oeit(INVALID); |
---|
966 | n = graph.baseNode(ieit); |
---|
967 | n = graph.runningNode(ieit); |
---|
968 | n = graph.baseNode(oeit); |
---|
969 | n = graph.runningNode(oeit); |
---|
970 | ignore_unused_variable_warning(n); |
---|
971 | } |
---|
972 | } |
---|
973 | |
---|
974 | const _Graph& graph; |
---|
975 | |
---|
976 | }; |
---|
977 | }; |
---|
978 | |
---|
979 | /// \brief An empty iterable undirected graph class. |
---|
980 | /// |
---|
981 | /// This class provides beside the core graph features iterator |
---|
982 | /// based iterable interface for the undirected graph structure. |
---|
983 | /// This concept is part of the UGraph concept. |
---|
984 | template <typename _Base = BaseUGraphComponent> |
---|
985 | class IterableUGraphComponent : public IterableGraphComponent<_Base> { |
---|
986 | public: |
---|
987 | |
---|
988 | typedef _Base Base; |
---|
989 | typedef typename Base::Node Node; |
---|
990 | typedef typename Base::Edge Edge; |
---|
991 | typedef typename Base::UEdge UEdge; |
---|
992 | |
---|
993 | |
---|
994 | typedef IterableUGraphComponent Graph; |
---|
995 | |
---|
996 | /// \name Base iteration |
---|
997 | /// |
---|
998 | /// This interface provides functions for iteration on graph items |
---|
999 | /// @{ |
---|
1000 | |
---|
1001 | using IterableGraphComponent<_Base>::first; |
---|
1002 | using IterableGraphComponent<_Base>::next; |
---|
1003 | |
---|
1004 | /// \brief Gives back the first undirected edge in the iterating |
---|
1005 | /// order. |
---|
1006 | /// |
---|
1007 | /// Gives back the first undirected edge in the iterating order. |
---|
1008 | /// |
---|
1009 | void first(UEdge&) const {} |
---|
1010 | |
---|
1011 | /// \brief Gives back the next undirected edge in the iterating |
---|
1012 | /// order. |
---|
1013 | /// |
---|
1014 | /// Gives back the next undirected edge in the iterating order. |
---|
1015 | /// |
---|
1016 | void next(UEdge&) const {} |
---|
1017 | |
---|
1018 | |
---|
1019 | /// \brief Gives back the first of the undirected edges from the |
---|
1020 | /// given node. |
---|
1021 | /// |
---|
1022 | /// Gives back the first of the undirected edges from the given |
---|
1023 | /// node. The bool parameter gives back that direction which |
---|
1024 | /// gives a good direction of the uedge so the source of the |
---|
1025 | /// directed edge is the given node. |
---|
1026 | void firstInc(UEdge&, bool&, const Node&) const {} |
---|
1027 | |
---|
1028 | /// \brief Gives back the next of the undirected edges from the |
---|
1029 | /// given node. |
---|
1030 | /// |
---|
1031 | /// Gives back the next of the undirected edges from the given |
---|
1032 | /// node. The bool parameter should be used as the \c firstInc() |
---|
1033 | /// use it. |
---|
1034 | void nextInc(UEdge&, bool&) const {} |
---|
1035 | |
---|
1036 | using IterableGraphComponent<_Base>::baseNode; |
---|
1037 | using IterableGraphComponent<_Base>::runningNode; |
---|
1038 | |
---|
1039 | /// @} |
---|
1040 | |
---|
1041 | /// \name Class based iteration |
---|
1042 | /// |
---|
1043 | /// This interface provides functions for iteration on graph items |
---|
1044 | /// |
---|
1045 | /// @{ |
---|
1046 | |
---|
1047 | /// \brief This iterator goes through each node. |
---|
1048 | /// |
---|
1049 | /// This iterator goes through each node. |
---|
1050 | typedef GraphItemIt<Graph, UEdge> UEdgeIt; |
---|
1051 | /// \brief This iterator goes trough the incident edges of a |
---|
1052 | /// node. |
---|
1053 | /// |
---|
1054 | /// This iterator goes trough the incident edges of a certain |
---|
1055 | /// node of a graph. |
---|
1056 | typedef GraphIncIt<Graph, UEdge, Node, 'u'> IncEdgeIt; |
---|
1057 | /// \brief The base node of the iterator. |
---|
1058 | /// |
---|
1059 | /// Gives back the base node of the iterator. |
---|
1060 | Node baseNode(const IncEdgeIt&) const { return INVALID; } |
---|
1061 | |
---|
1062 | /// \brief The running node of the iterator. |
---|
1063 | /// |
---|
1064 | /// Gives back the running node of the iterator. |
---|
1065 | Node runningNode(const IncEdgeIt&) const { return INVALID; } |
---|
1066 | |
---|
1067 | /// @} |
---|
1068 | |
---|
1069 | template <typename _Graph> |
---|
1070 | struct Constraints { |
---|
1071 | void constraints() { |
---|
1072 | checkConcept<IterableGraphComponent<Base>, _Graph>(); |
---|
1073 | |
---|
1074 | { |
---|
1075 | typename _Graph::Node node(INVALID); |
---|
1076 | typename _Graph::UEdge uedge(INVALID); |
---|
1077 | bool dir; |
---|
1078 | { |
---|
1079 | graph.first(uedge); |
---|
1080 | graph.next(uedge); |
---|
1081 | } |
---|
1082 | { |
---|
1083 | graph.firstInc(uedge, dir, node); |
---|
1084 | graph.nextInc(uedge, dir); |
---|
1085 | } |
---|
1086 | |
---|
1087 | } |
---|
1088 | |
---|
1089 | { |
---|
1090 | checkConcept<GraphItemIt<_Graph, typename _Graph::UEdge>, |
---|
1091 | typename _Graph::UEdgeIt >(); |
---|
1092 | checkConcept<GraphIncIt<_Graph, typename _Graph::UEdge, |
---|
1093 | typename _Graph::Node, 'u'>, typename _Graph::IncEdgeIt>(); |
---|
1094 | |
---|
1095 | typename _Graph::Node n; |
---|
1096 | typename _Graph::IncEdgeIt ueit(INVALID); |
---|
1097 | n = graph.baseNode(ueit); |
---|
1098 | n = graph.runningNode(ueit); |
---|
1099 | } |
---|
1100 | } |
---|
1101 | |
---|
1102 | const _Graph& graph; |
---|
1103 | |
---|
1104 | }; |
---|
1105 | }; |
---|
1106 | |
---|
1107 | /// \brief An empty iterable bipartite undirected graph class. |
---|
1108 | /// |
---|
1109 | /// This class provides beside the core graph features iterator |
---|
1110 | /// based iterable interface for the bipartite undirected graph |
---|
1111 | /// structure. This concept is part of the BpUGraph concept. |
---|
1112 | template <typename _Base = BaseUGraphComponent> |
---|
1113 | class IterableBpUGraphComponent : public IterableUGraphComponent<_Base> { |
---|
1114 | public: |
---|
1115 | |
---|
1116 | typedef _Base Base; |
---|
1117 | typedef typename Base::Node Node; |
---|
1118 | typedef typename Base::UEdge UEdge; |
---|
1119 | |
---|
1120 | typedef IterableBpUGraphComponent Graph; |
---|
1121 | |
---|
1122 | /// \name Base iteration |
---|
1123 | /// |
---|
1124 | /// This interface provides functions for iteration on graph items |
---|
1125 | /// @{ |
---|
1126 | |
---|
1127 | using IterableUGraphComponent<_Base>::first; |
---|
1128 | using IterableUGraphComponent<_Base>::next; |
---|
1129 | |
---|
1130 | /// \brief Gives back the first A-node in the iterating order. |
---|
1131 | /// |
---|
1132 | /// Gives back the first undirected A-node in the iterating |
---|
1133 | /// order. |
---|
1134 | /// |
---|
1135 | void firstANode(Node&) const {} |
---|
1136 | |
---|
1137 | /// \brief Gives back the next A-node in the iterating order. |
---|
1138 | /// |
---|
1139 | /// Gives back the next A-node in the iterating order. |
---|
1140 | /// |
---|
1141 | void nextANode(Node&) const {} |
---|
1142 | |
---|
1143 | /// \brief Gives back the first B-node in the iterating order. |
---|
1144 | /// |
---|
1145 | /// Gives back the first undirected B-node in the iterating |
---|
1146 | /// order. |
---|
1147 | /// |
---|
1148 | void firstBNode(Node&) const {} |
---|
1149 | |
---|
1150 | /// \brief Gives back the next B-node in the iterating order. |
---|
1151 | /// |
---|
1152 | /// Gives back the next B-node in the iterating order. |
---|
1153 | /// |
---|
1154 | void nextBNode(Node&) const {} |
---|
1155 | |
---|
1156 | |
---|
1157 | /// \brief Gives back the first of the undirected edges start |
---|
1158 | /// from the given A-node. |
---|
1159 | /// |
---|
1160 | /// Gives back the first of the undirected edges start from the |
---|
1161 | /// given A-node. |
---|
1162 | void firstFromANode(UEdge&, const Node&) const {} |
---|
1163 | |
---|
1164 | /// \brief Gives back the next of the undirected edges start |
---|
1165 | /// from the given A-node. |
---|
1166 | /// |
---|
1167 | /// Gives back the next of the undirected edges start from the |
---|
1168 | /// given A-node. |
---|
1169 | void nextFromANode(UEdge&) const {} |
---|
1170 | |
---|
1171 | /// \brief Gives back the first of the undirected edges start |
---|
1172 | /// from the given B-node. |
---|
1173 | /// |
---|
1174 | /// Gives back the first of the undirected edges start from the |
---|
1175 | /// given B-node. |
---|
1176 | void firstFromBNode(UEdge&, const Node&) const {} |
---|
1177 | |
---|
1178 | /// \brief Gives back the next of the undirected edges start |
---|
1179 | /// from the given B-node. |
---|
1180 | /// |
---|
1181 | /// Gives back the next of the undirected edges start from the |
---|
1182 | /// given B-node. |
---|
1183 | void nextFromBNode(UEdge&) const {} |
---|
1184 | |
---|
1185 | |
---|
1186 | /// @} |
---|
1187 | |
---|
1188 | /// \name Class based iteration |
---|
1189 | /// |
---|
1190 | /// This interface provides functions for iteration on graph items |
---|
1191 | /// |
---|
1192 | /// @{ |
---|
1193 | |
---|
1194 | /// \brief This iterator goes through each A-node. |
---|
1195 | /// |
---|
1196 | /// This iterator goes through each A-node. |
---|
1197 | typedef GraphItemIt<Graph, Node> ANodeIt; |
---|
1198 | |
---|
1199 | /// \brief This iterator goes through each B-node. |
---|
1200 | /// |
---|
1201 | /// This iterator goes through each B-node. |
---|
1202 | typedef GraphItemIt<Graph, Node> BNodeIt; |
---|
1203 | |
---|
1204 | /// @} |
---|
1205 | |
---|
1206 | template <typename _Graph> |
---|
1207 | struct Constraints { |
---|
1208 | void constraints() { |
---|
1209 | checkConcept<IterableUGraphComponent<Base>, _Graph>(); |
---|
1210 | |
---|
1211 | { |
---|
1212 | typename _Graph::Node node(INVALID); |
---|
1213 | typename _Graph::UEdge uedge(INVALID); |
---|
1214 | graph.firstANode(node); |
---|
1215 | graph.nextANode(node); |
---|
1216 | graph.firstBNode(node); |
---|
1217 | graph.nextBNode(node); |
---|
1218 | |
---|
1219 | graph.firstFromANode(uedge, node); |
---|
1220 | graph.nextFromANode(uedge); |
---|
1221 | graph.firstFromBNode(uedge, node); |
---|
1222 | graph.nextFromBNode(uedge); |
---|
1223 | } |
---|
1224 | { |
---|
1225 | checkConcept<GraphItemIt<_Graph, typename _Graph::Node>, |
---|
1226 | typename _Graph::ANodeIt >(); |
---|
1227 | checkConcept<GraphItemIt<_Graph, typename _Graph::Node>, |
---|
1228 | typename _Graph::BNodeIt >(); |
---|
1229 | } |
---|
1230 | |
---|
1231 | } |
---|
1232 | |
---|
1233 | const _Graph& graph; |
---|
1234 | |
---|
1235 | }; |
---|
1236 | }; |
---|
1237 | |
---|
1238 | /// \brief An empty alteration notifier graph class. |
---|
1239 | /// |
---|
1240 | /// This class provides beside the core graph features alteration |
---|
1241 | /// notifier interface for the graph structure. This implements |
---|
1242 | /// an observer-notifier pattern for each graph item. More |
---|
1243 | /// obsevers can be registered into the notifier and whenever an |
---|
1244 | /// alteration occured in the graph all the observers will |
---|
1245 | /// notified about it. |
---|
1246 | template <typename _Base = BaseGraphComponent> |
---|
1247 | class AlterableGraphComponent : public _Base { |
---|
1248 | public: |
---|
1249 | |
---|
1250 | typedef _Base Base; |
---|
1251 | typedef typename Base::Node Node; |
---|
1252 | typedef typename Base::Edge Edge; |
---|
1253 | |
---|
1254 | |
---|
1255 | /// The node observer registry. |
---|
1256 | typedef AlterationNotifier<AlterableGraphComponent, Node> |
---|
1257 | NodeNotifier; |
---|
1258 | /// The edge observer registry. |
---|
1259 | typedef AlterationNotifier<AlterableGraphComponent, Edge> |
---|
1260 | EdgeNotifier; |
---|
1261 | |
---|
1262 | /// \brief Gives back the node alteration notifier. |
---|
1263 | /// |
---|
1264 | /// Gives back the node alteration notifier. |
---|
1265 | NodeNotifier& notifier(Node) const { |
---|
1266 | return NodeNotifier(); |
---|
1267 | } |
---|
1268 | |
---|
1269 | /// \brief Gives back the edge alteration notifier. |
---|
1270 | /// |
---|
1271 | /// Gives back the edge alteration notifier. |
---|
1272 | EdgeNotifier& notifier(Edge) const { |
---|
1273 | return EdgeNotifier(); |
---|
1274 | } |
---|
1275 | |
---|
1276 | template <typename _Graph> |
---|
1277 | struct Constraints { |
---|
1278 | void constraints() { |
---|
1279 | checkConcept<Base, _Graph>(); |
---|
1280 | typename _Graph::NodeNotifier& nn |
---|
1281 | = graph.notifier(typename _Graph::Node()); |
---|
1282 | |
---|
1283 | typename _Graph::EdgeNotifier& en |
---|
1284 | = graph.notifier(typename _Graph::Edge()); |
---|
1285 | |
---|
1286 | ignore_unused_variable_warning(nn); |
---|
1287 | ignore_unused_variable_warning(en); |
---|
1288 | } |
---|
1289 | |
---|
1290 | const _Graph& graph; |
---|
1291 | |
---|
1292 | }; |
---|
1293 | |
---|
1294 | }; |
---|
1295 | |
---|
1296 | /// \brief An empty alteration notifier undirected graph class. |
---|
1297 | /// |
---|
1298 | /// This class provides beside the core graph features alteration |
---|
1299 | /// notifier interface for the graph structure. This implements |
---|
1300 | /// an observer-notifier pattern for each graph item. More |
---|
1301 | /// obsevers can be registered into the notifier and whenever an |
---|
1302 | /// alteration occured in the graph all the observers will |
---|
1303 | /// notified about it. |
---|
1304 | template <typename _Base = BaseUGraphComponent> |
---|
1305 | class AlterableUGraphComponent : public AlterableGraphComponent<_Base> { |
---|
1306 | public: |
---|
1307 | |
---|
1308 | typedef _Base Base; |
---|
1309 | typedef typename Base::UEdge UEdge; |
---|
1310 | |
---|
1311 | |
---|
1312 | /// The edge observer registry. |
---|
1313 | typedef AlterationNotifier<AlterableUGraphComponent, UEdge> |
---|
1314 | UEdgeNotifier; |
---|
1315 | |
---|
1316 | /// \brief Gives back the edge alteration notifier. |
---|
1317 | /// |
---|
1318 | /// Gives back the edge alteration notifier. |
---|
1319 | UEdgeNotifier& notifier(UEdge) const { |
---|
1320 | return UEdgeNotifier(); |
---|
1321 | } |
---|
1322 | |
---|
1323 | template <typename _Graph> |
---|
1324 | struct Constraints { |
---|
1325 | void constraints() { |
---|
1326 | checkConcept<AlterableGraphComponent<Base>, _Graph>(); |
---|
1327 | typename _Graph::UEdgeNotifier& uen |
---|
1328 | = graph.notifier(typename _Graph::UEdge()); |
---|
1329 | ignore_unused_variable_warning(uen); |
---|
1330 | } |
---|
1331 | |
---|
1332 | const _Graph& graph; |
---|
1333 | |
---|
1334 | }; |
---|
1335 | |
---|
1336 | }; |
---|
1337 | |
---|
1338 | /// \brief An empty alteration notifier bipartite undirected graph |
---|
1339 | /// class. |
---|
1340 | /// |
---|
1341 | /// This class provides beside the core graph features alteration |
---|
1342 | /// notifier interface for the graph structure. This implements |
---|
1343 | /// an observer-notifier pattern for each graph item. More |
---|
1344 | /// obsevers can be registered into the notifier and whenever an |
---|
1345 | /// alteration occured in the graph all the observers will |
---|
1346 | /// notified about it. |
---|
1347 | template <typename _Base = BaseUGraphComponent> |
---|
1348 | class AlterableBpUGraphComponent : public AlterableUGraphComponent<_Base> { |
---|
1349 | public: |
---|
1350 | |
---|
1351 | typedef _Base Base; |
---|
1352 | typedef typename Base::ANode ANode; |
---|
1353 | typedef typename Base::BNode BNode; |
---|
1354 | |
---|
1355 | |
---|
1356 | /// The A-node observer registry. |
---|
1357 | typedef AlterationNotifier<AlterableBpUGraphComponent, ANode> |
---|
1358 | ANodeNotifier; |
---|
1359 | |
---|
1360 | /// The B-node observer registry. |
---|
1361 | typedef AlterationNotifier<AlterableBpUGraphComponent, BNode> |
---|
1362 | BNodeNotifier; |
---|
1363 | |
---|
1364 | /// \brief Gives back the A-node alteration notifier. |
---|
1365 | /// |
---|
1366 | /// Gives back the A-node alteration notifier. |
---|
1367 | ANodeNotifier& notifier(ANode) const { |
---|
1368 | return ANodeNotifier(); |
---|
1369 | } |
---|
1370 | |
---|
1371 | /// \brief Gives back the B-node alteration notifier. |
---|
1372 | /// |
---|
1373 | /// Gives back the B-node alteration notifier. |
---|
1374 | BNodeNotifier& notifier(BNode) const { |
---|
1375 | return BNodeNotifier(); |
---|
1376 | } |
---|
1377 | |
---|
1378 | template <typename _Graph> |
---|
1379 | struct Constraints { |
---|
1380 | void constraints() { |
---|
1381 | checkConcept<AlterableUGraphComponent<Base>, _Graph>(); |
---|
1382 | typename _Graph::ANodeNotifier& ann |
---|
1383 | = graph.notifier(typename _Graph::ANode()); |
---|
1384 | typename _Graph::BNodeNotifier& bnn |
---|
1385 | = graph.notifier(typename _Graph::BNode()); |
---|
1386 | ignore_unused_variable_warning(ann); |
---|
1387 | ignore_unused_variable_warning(bnn); |
---|
1388 | } |
---|
1389 | |
---|
1390 | const _Graph& graph; |
---|
1391 | |
---|
1392 | }; |
---|
1393 | |
---|
1394 | }; |
---|
1395 | |
---|
1396 | |
---|
1397 | /// \brief Class describing the concept of graph maps |
---|
1398 | /// |
---|
1399 | /// This class describes the common interface of the graph maps |
---|
1400 | /// (NodeMap, EdgeMap), that is \ref maps-page "maps" which can be used to |
---|
1401 | /// associate data to graph descriptors (nodes or edges). |
---|
1402 | template <typename _Graph, typename _Item, typename _Value> |
---|
1403 | class GraphMap : public ReadWriteMap<_Item, _Value> { |
---|
1404 | public: |
---|
1405 | |
---|
1406 | typedef ReadWriteMap<_Item, _Value> Parent; |
---|
1407 | |
---|
1408 | /// The graph type of the map. |
---|
1409 | typedef _Graph Graph; |
---|
1410 | /// The key type of the map. |
---|
1411 | typedef _Item Key; |
---|
1412 | /// The value type of the map. |
---|
1413 | typedef _Value Value; |
---|
1414 | |
---|
1415 | /// \brief Construct a new map. |
---|
1416 | /// |
---|
1417 | /// Construct a new map for the graph. |
---|
1418 | explicit GraphMap(const Graph&) {} |
---|
1419 | /// \brief Construct a new map with default value. |
---|
1420 | /// |
---|
1421 | /// Construct a new map for the graph and initalise the values. |
---|
1422 | GraphMap(const Graph&, const Value&) {} |
---|
1423 | /// \brief Copy constructor. |
---|
1424 | /// |
---|
1425 | /// Copy Constructor. |
---|
1426 | GraphMap(const GraphMap&) : Parent() {} |
---|
1427 | |
---|
1428 | /// \brief Assign operator. |
---|
1429 | /// |
---|
1430 | /// Assign operator. It does not mofify the underlying graph, |
---|
1431 | /// it just iterates on the current item set and set the map |
---|
1432 | /// with the value returned by the assigned map. |
---|
1433 | template <typename CMap> |
---|
1434 | GraphMap& operator=(const CMap&) { |
---|
1435 | checkConcept<ReadMap<Key, Value>, CMap>(); |
---|
1436 | return *this; |
---|
1437 | } |
---|
1438 | |
---|
1439 | template<typename _Map> |
---|
1440 | struct Constraints { |
---|
1441 | void constraints() { |
---|
1442 | checkConcept<ReadWriteMap<Key, Value>, _Map >(); |
---|
1443 | // Construction with a graph parameter |
---|
1444 | _Map a(g); |
---|
1445 | // Constructor with a graph and a default value parameter |
---|
1446 | _Map a2(g,t); |
---|
1447 | // Copy constructor. |
---|
1448 | _Map b(c); |
---|
1449 | |
---|
1450 | ReadMap<Key, Value> cmap; |
---|
1451 | b = cmap; |
---|
1452 | |
---|
1453 | ignore_unused_variable_warning(a2); |
---|
1454 | ignore_unused_variable_warning(b); |
---|
1455 | } |
---|
1456 | |
---|
1457 | const _Map &c; |
---|
1458 | const Graph &g; |
---|
1459 | const typename GraphMap::Value &t; |
---|
1460 | }; |
---|
1461 | |
---|
1462 | }; |
---|
1463 | |
---|
1464 | /// \brief An empty mappable graph class. |
---|
1465 | /// |
---|
1466 | /// This class provides beside the core graph features |
---|
1467 | /// map interface for the graph structure. |
---|
1468 | /// This concept is part of the Graph concept. |
---|
1469 | template <typename _Base = BaseGraphComponent> |
---|
1470 | class MappableGraphComponent : public _Base { |
---|
1471 | public: |
---|
1472 | |
---|
1473 | typedef _Base Base; |
---|
1474 | typedef typename Base::Node Node; |
---|
1475 | typedef typename Base::Edge Edge; |
---|
1476 | |
---|
1477 | typedef MappableGraphComponent Graph; |
---|
1478 | |
---|
1479 | /// \brief ReadWrite map of the nodes. |
---|
1480 | /// |
---|
1481 | /// ReadWrite map of the nodes. |
---|
1482 | /// |
---|
1483 | template <typename _Value> |
---|
1484 | class NodeMap : public GraphMap<Graph, Node, _Value> { |
---|
1485 | private: |
---|
1486 | NodeMap(); |
---|
1487 | public: |
---|
1488 | typedef GraphMap<MappableGraphComponent, Node, _Value> Parent; |
---|
1489 | |
---|
1490 | /// \brief Construct a new map. |
---|
1491 | /// |
---|
1492 | /// Construct a new map for the graph. |
---|
1493 | /// \todo call the right parent class constructor |
---|
1494 | explicit NodeMap(const MappableGraphComponent& graph) |
---|
1495 | : Parent(graph) {} |
---|
1496 | |
---|
1497 | /// \brief Construct a new map with default value. |
---|
1498 | /// |
---|
1499 | /// Construct a new map for the graph and initalise the values. |
---|
1500 | NodeMap(const MappableGraphComponent& graph, const _Value& value) |
---|
1501 | : Parent(graph, value) {} |
---|
1502 | |
---|
1503 | /// \brief Copy constructor. |
---|
1504 | /// |
---|
1505 | /// Copy Constructor. |
---|
1506 | NodeMap(const NodeMap& nm) : Parent(nm) {} |
---|
1507 | |
---|
1508 | /// \brief Assign operator. |
---|
1509 | /// |
---|
1510 | /// Assign operator. |
---|
1511 | template <typename CMap> |
---|
1512 | NodeMap& operator=(const CMap&) { |
---|
1513 | checkConcept<ReadMap<Node, _Value>, CMap>(); |
---|
1514 | return *this; |
---|
1515 | } |
---|
1516 | |
---|
1517 | }; |
---|
1518 | |
---|
1519 | /// \brief ReadWrite map of the edges. |
---|
1520 | /// |
---|
1521 | /// ReadWrite map of the edges. |
---|
1522 | /// |
---|
1523 | template <typename _Value> |
---|
1524 | class EdgeMap : public GraphMap<Graph, Edge, _Value> { |
---|
1525 | private: |
---|
1526 | EdgeMap(); |
---|
1527 | public: |
---|
1528 | typedef GraphMap<MappableGraphComponent, Edge, _Value> Parent; |
---|
1529 | |
---|
1530 | /// \brief Construct a new map. |
---|
1531 | /// |
---|
1532 | /// Construct a new map for the graph. |
---|
1533 | /// \todo call the right parent class constructor |
---|
1534 | explicit EdgeMap(const MappableGraphComponent& graph) |
---|
1535 | : Parent(graph) {} |
---|
1536 | |
---|
1537 | /// \brief Construct a new map with default value. |
---|
1538 | /// |
---|
1539 | /// Construct a new map for the graph and initalise the values. |
---|
1540 | EdgeMap(const MappableGraphComponent& graph, const _Value& value) |
---|
1541 | : Parent(graph, value) {} |
---|
1542 | |
---|
1543 | /// \brief Copy constructor. |
---|
1544 | /// |
---|
1545 | /// Copy Constructor. |
---|
1546 | EdgeMap(const EdgeMap& nm) : Parent(nm) {} |
---|
1547 | |
---|
1548 | /// \brief Assign operator. |
---|
1549 | /// |
---|
1550 | /// Assign operator. |
---|
1551 | template <typename CMap> |
---|
1552 | EdgeMap& operator=(const CMap&) { |
---|
1553 | checkConcept<ReadMap<Edge, _Value>, CMap>(); |
---|
1554 | return *this; |
---|
1555 | } |
---|
1556 | |
---|
1557 | }; |
---|
1558 | |
---|
1559 | |
---|
1560 | template <typename _Graph> |
---|
1561 | struct Constraints { |
---|
1562 | |
---|
1563 | struct Dummy { |
---|
1564 | int value; |
---|
1565 | Dummy() : value(0) {} |
---|
1566 | Dummy(int _v) : value(_v) {} |
---|
1567 | }; |
---|
1568 | |
---|
1569 | void constraints() { |
---|
1570 | checkConcept<Base, _Graph>(); |
---|
1571 | { // int map test |
---|
1572 | typedef typename _Graph::template NodeMap<int> IntNodeMap; |
---|
1573 | checkConcept<GraphMap<_Graph, typename _Graph::Node, int>, |
---|
1574 | IntNodeMap >(); |
---|
1575 | } { // bool map test |
---|
1576 | typedef typename _Graph::template NodeMap<bool> BoolNodeMap; |
---|
1577 | checkConcept<GraphMap<_Graph, typename _Graph::Node, bool>, |
---|
1578 | BoolNodeMap >(); |
---|
1579 | } { // Dummy map test |
---|
1580 | typedef typename _Graph::template NodeMap<Dummy> DummyNodeMap; |
---|
1581 | checkConcept<GraphMap<_Graph, typename _Graph::Node, Dummy>, |
---|
1582 | DummyNodeMap >(); |
---|
1583 | } |
---|
1584 | |
---|
1585 | { // int map test |
---|
1586 | typedef typename _Graph::template EdgeMap<int> IntEdgeMap; |
---|
1587 | checkConcept<GraphMap<_Graph, typename _Graph::Edge, int>, |
---|
1588 | IntEdgeMap >(); |
---|
1589 | } { // bool map test |
---|
1590 | typedef typename _Graph::template EdgeMap<bool> BoolEdgeMap; |
---|
1591 | checkConcept<GraphMap<_Graph, typename _Graph::Edge, bool>, |
---|
1592 | BoolEdgeMap >(); |
---|
1593 | } { // Dummy map test |
---|
1594 | typedef typename _Graph::template EdgeMap<Dummy> DummyEdgeMap; |
---|
1595 | checkConcept<GraphMap<_Graph, typename _Graph::Edge, Dummy>, |
---|
1596 | DummyEdgeMap >(); |
---|
1597 | } |
---|
1598 | } |
---|
1599 | |
---|
1600 | _Graph& graph; |
---|
1601 | }; |
---|
1602 | }; |
---|
1603 | |
---|
1604 | /// \brief An empty mappable base bipartite undirected graph class. |
---|
1605 | /// |
---|
1606 | /// This class provides beside the core graph features |
---|
1607 | /// map interface for the graph structure. |
---|
1608 | /// This concept is part of the UGraph concept. |
---|
1609 | template <typename _Base = BaseUGraphComponent> |
---|
1610 | class MappableUGraphComponent : public MappableGraphComponent<_Base> { |
---|
1611 | public: |
---|
1612 | |
---|
1613 | typedef _Base Base; |
---|
1614 | typedef typename Base::UEdge UEdge; |
---|
1615 | |
---|
1616 | typedef MappableUGraphComponent Graph; |
---|
1617 | |
---|
1618 | /// \brief ReadWrite map of the uedges. |
---|
1619 | /// |
---|
1620 | /// ReadWrite map of the uedges. |
---|
1621 | /// |
---|
1622 | template <typename _Value> |
---|
1623 | class UEdgeMap : public GraphMap<Graph, UEdge, _Value> { |
---|
1624 | public: |
---|
1625 | typedef GraphMap<MappableUGraphComponent, UEdge, _Value> Parent; |
---|
1626 | |
---|
1627 | /// \brief Construct a new map. |
---|
1628 | /// |
---|
1629 | /// Construct a new map for the graph. |
---|
1630 | /// \todo call the right parent class constructor |
---|
1631 | explicit UEdgeMap(const MappableUGraphComponent& graph) |
---|
1632 | : Parent(graph) {} |
---|
1633 | |
---|
1634 | /// \brief Construct a new map with default value. |
---|
1635 | /// |
---|
1636 | /// Construct a new map for the graph and initalise the values. |
---|
1637 | UEdgeMap(const MappableUGraphComponent& graph, const _Value& value) |
---|
1638 | : Parent(graph, value) {} |
---|
1639 | |
---|
1640 | /// \brief Copy constructor. |
---|
1641 | /// |
---|
1642 | /// Copy Constructor. |
---|
1643 | UEdgeMap(const UEdgeMap& nm) : Parent(nm) {} |
---|
1644 | |
---|
1645 | /// \brief Assign operator. |
---|
1646 | /// |
---|
1647 | /// Assign operator. |
---|
1648 | template <typename CMap> |
---|
1649 | UEdgeMap& operator=(const CMap&) { |
---|
1650 | checkConcept<ReadMap<UEdge, _Value>, CMap>(); |
---|
1651 | return *this; |
---|
1652 | } |
---|
1653 | |
---|
1654 | }; |
---|
1655 | |
---|
1656 | |
---|
1657 | template <typename _Graph> |
---|
1658 | struct Constraints { |
---|
1659 | |
---|
1660 | struct Dummy { |
---|
1661 | int value; |
---|
1662 | Dummy() : value(0) {} |
---|
1663 | Dummy(int _v) : value(_v) {} |
---|
1664 | }; |
---|
1665 | |
---|
1666 | void constraints() { |
---|
1667 | checkConcept<MappableGraphComponent<Base>, _Graph>(); |
---|
1668 | |
---|
1669 | { // int map test |
---|
1670 | typedef typename _Graph::template UEdgeMap<int> IntUEdgeMap; |
---|
1671 | checkConcept<GraphMap<_Graph, typename _Graph::UEdge, int>, |
---|
1672 | IntUEdgeMap >(); |
---|
1673 | } { // bool map test |
---|
1674 | typedef typename _Graph::template UEdgeMap<bool> BoolUEdgeMap; |
---|
1675 | checkConcept<GraphMap<_Graph, typename _Graph::UEdge, bool>, |
---|
1676 | BoolUEdgeMap >(); |
---|
1677 | } { // Dummy map test |
---|
1678 | typedef typename _Graph::template UEdgeMap<Dummy> DummyUEdgeMap; |
---|
1679 | checkConcept<GraphMap<_Graph, typename _Graph::UEdge, Dummy>, |
---|
1680 | DummyUEdgeMap >(); |
---|
1681 | } |
---|
1682 | } |
---|
1683 | |
---|
1684 | _Graph& graph; |
---|
1685 | }; |
---|
1686 | }; |
---|
1687 | |
---|
1688 | /// \brief An empty mappable base bipartite undirected graph |
---|
1689 | /// class. |
---|
1690 | /// |
---|
1691 | /// This class provides beside the core graph features |
---|
1692 | /// map interface for the graph structure. |
---|
1693 | /// This concept is part of the BpUGraph concept. |
---|
1694 | template <typename _Base = BaseBpUGraphComponent> |
---|
1695 | class MappableBpUGraphComponent : public MappableUGraphComponent<_Base> { |
---|
1696 | public: |
---|
1697 | |
---|
1698 | typedef _Base Base; |
---|
1699 | typedef typename Base::Node Node; |
---|
1700 | |
---|
1701 | typedef MappableBpUGraphComponent Graph; |
---|
1702 | |
---|
1703 | /// \brief ReadWrite map of the A-nodes. |
---|
1704 | /// |
---|
1705 | /// ReadWrite map of the A-nodes. |
---|
1706 | /// |
---|
1707 | template <typename _Value> |
---|
1708 | class ANodeMap : public GraphMap<Graph, Node, _Value> { |
---|
1709 | public: |
---|
1710 | typedef GraphMap<MappableBpUGraphComponent, Node, _Value> Parent; |
---|
1711 | |
---|
1712 | /// \brief Construct a new map. |
---|
1713 | /// |
---|
1714 | /// Construct a new map for the graph. |
---|
1715 | /// \todo call the right parent class constructor |
---|
1716 | explicit ANodeMap(const MappableBpUGraphComponent& graph) |
---|
1717 | : Parent(graph) {} |
---|
1718 | |
---|
1719 | /// \brief Construct a new map with default value. |
---|
1720 | /// |
---|
1721 | /// Construct a new map for the graph and initalise the values. |
---|
1722 | ANodeMap(const MappableBpUGraphComponent& graph, const _Value& value) |
---|
1723 | : Parent(graph, value) {} |
---|
1724 | |
---|
1725 | /// \brief Copy constructor. |
---|
1726 | /// |
---|
1727 | /// Copy Constructor. |
---|
1728 | ANodeMap(const ANodeMap& nm) : Parent(nm) {} |
---|
1729 | |
---|
1730 | /// \brief Assign operator. |
---|
1731 | /// |
---|
1732 | /// Assign operator. |
---|
1733 | template <typename CMap> |
---|
1734 | ANodeMap& operator=(const CMap&) { |
---|
1735 | checkConcept<ReadMap<Node, _Value>, CMap>(); |
---|
1736 | return *this; |
---|
1737 | } |
---|
1738 | |
---|
1739 | }; |
---|
1740 | |
---|
1741 | /// \brief ReadWrite map of the B-nodes. |
---|
1742 | /// |
---|
1743 | /// ReadWrite map of the A-nodes. |
---|
1744 | /// |
---|
1745 | template <typename _Value> |
---|
1746 | class BNodeMap : public GraphMap<Graph, Node, _Value> { |
---|
1747 | public: |
---|
1748 | typedef GraphMap<MappableBpUGraphComponent, Node, _Value> Parent; |
---|
1749 | |
---|
1750 | /// \brief Construct a new map. |
---|
1751 | /// |
---|
1752 | /// Construct a new map for the graph. |
---|
1753 | /// \todo call the right parent class constructor |
---|
1754 | explicit BNodeMap(const MappableBpUGraphComponent& graph) |
---|
1755 | : Parent(graph) {} |
---|
1756 | |
---|
1757 | /// \brief Construct a new map with default value. |
---|
1758 | /// |
---|
1759 | /// Construct a new map for the graph and initalise the values. |
---|
1760 | BNodeMap(const MappableBpUGraphComponent& graph, const _Value& value) |
---|
1761 | : Parent(graph, value) {} |
---|
1762 | |
---|
1763 | /// \brief Copy constructor. |
---|
1764 | /// |
---|
1765 | /// Copy Constructor. |
---|
1766 | BNodeMap(const BNodeMap& nm) : Parent(nm) {} |
---|
1767 | |
---|
1768 | /// \brief Assign operator. |
---|
1769 | /// |
---|
1770 | /// Assign operator. |
---|
1771 | template <typename CMap> |
---|
1772 | BNodeMap& operator=(const CMap&) { |
---|
1773 | checkConcept<ReadMap<Node, _Value>, CMap>(); |
---|
1774 | return *this; |
---|
1775 | } |
---|
1776 | |
---|
1777 | }; |
---|
1778 | |
---|
1779 | |
---|
1780 | template <typename _Graph> |
---|
1781 | struct Constraints { |
---|
1782 | |
---|
1783 | struct Dummy { |
---|
1784 | int value; |
---|
1785 | Dummy() : value(0) {} |
---|
1786 | Dummy(int _v) : value(_v) {} |
---|
1787 | }; |
---|
1788 | |
---|
1789 | void constraints() { |
---|
1790 | checkConcept<MappableUGraphComponent<Base>, _Graph>(); |
---|
1791 | |
---|
1792 | { // int map test |
---|
1793 | typedef typename _Graph::template ANodeMap<int> IntANodeMap; |
---|
1794 | checkConcept<GraphMap<_Graph, typename _Graph::ANode, int>, |
---|
1795 | IntANodeMap >(); |
---|
1796 | } { // bool map test |
---|
1797 | typedef typename _Graph::template ANodeMap<bool> BoolANodeMap; |
---|
1798 | checkConcept<GraphMap<_Graph, typename _Graph::ANode, bool>, |
---|
1799 | BoolANodeMap >(); |
---|
1800 | } { // Dummy map test |
---|
1801 | typedef typename _Graph::template ANodeMap<Dummy> DummyANodeMap; |
---|
1802 | checkConcept<GraphMap<_Graph, typename _Graph::ANode, Dummy>, |
---|
1803 | DummyANodeMap >(); |
---|
1804 | } |
---|
1805 | } |
---|
1806 | |
---|
1807 | _Graph& graph; |
---|
1808 | }; |
---|
1809 | }; |
---|
1810 | |
---|
1811 | |
---|
1812 | /// \brief An empty extendable graph class. |
---|
1813 | /// |
---|
1814 | /// This class provides beside the core graph features graph |
---|
1815 | /// extendable interface for the graph structure. The main |
---|
1816 | /// difference between the base and this interface is that the |
---|
1817 | /// graph alterations should handled already on this level. |
---|
1818 | template <typename _Base = BaseGraphComponent> |
---|
1819 | class ExtendableGraphComponent : public _Base { |
---|
1820 | public: |
---|
1821 | typedef _Base Base; |
---|
1822 | |
---|
1823 | typedef typename _Base::Node Node; |
---|
1824 | typedef typename _Base::Edge Edge; |
---|
1825 | |
---|
1826 | /// \brief Adds a new node to the graph. |
---|
1827 | /// |
---|
1828 | /// Adds a new node to the graph. |
---|
1829 | /// |
---|
1830 | Node addNode() { |
---|
1831 | return INVALID; |
---|
1832 | } |
---|
1833 | |
---|
1834 | /// \brief Adds a new edge connects the given two nodes. |
---|
1835 | /// |
---|
1836 | /// Adds a new edge connects the the given two nodes. |
---|
1837 | Edge addEdge(const Node&, const Node&) { |
---|
1838 | return INVALID; |
---|
1839 | } |
---|
1840 | |
---|
1841 | template <typename _Graph> |
---|
1842 | struct Constraints { |
---|
1843 | void constraints() { |
---|
1844 | checkConcept<Base, _Graph>(); |
---|
1845 | typename _Graph::Node node_a, node_b; |
---|
1846 | node_a = graph.addNode(); |
---|
1847 | node_b = graph.addNode(); |
---|
1848 | typename _Graph::Edge edge; |
---|
1849 | edge = graph.addEdge(node_a, node_b); |
---|
1850 | } |
---|
1851 | |
---|
1852 | _Graph& graph; |
---|
1853 | }; |
---|
1854 | }; |
---|
1855 | |
---|
1856 | /// \brief An empty extendable base undirected graph class. |
---|
1857 | /// |
---|
1858 | /// This class provides beside the core undirected graph features |
---|
1859 | /// core undircted graph extend interface for the graph structure. |
---|
1860 | /// The main difference between the base and this interface is |
---|
1861 | /// that the graph alterations should handled already on this |
---|
1862 | /// level. |
---|
1863 | template <typename _Base = BaseUGraphComponent> |
---|
1864 | class ExtendableUGraphComponent : public _Base { |
---|
1865 | public: |
---|
1866 | |
---|
1867 | typedef _Base Base; |
---|
1868 | typedef typename _Base::Node Node; |
---|
1869 | typedef typename _Base::UEdge UEdge; |
---|
1870 | |
---|
1871 | /// \brief Adds a new node to the graph. |
---|
1872 | /// |
---|
1873 | /// Adds a new node to the graph. |
---|
1874 | /// |
---|
1875 | Node addNode() { |
---|
1876 | return INVALID; |
---|
1877 | } |
---|
1878 | |
---|
1879 | /// \brief Adds a new edge connects the given two nodes. |
---|
1880 | /// |
---|
1881 | /// Adds a new edge connects the the given two nodes. |
---|
1882 | UEdge addEdge(const Node&, const Node&) { |
---|
1883 | return INVALID; |
---|
1884 | } |
---|
1885 | |
---|
1886 | template <typename _Graph> |
---|
1887 | struct Constraints { |
---|
1888 | void constraints() { |
---|
1889 | checkConcept<Base, _Graph>(); |
---|
1890 | typename _Graph::Node node_a, node_b; |
---|
1891 | node_a = graph.addNode(); |
---|
1892 | node_b = graph.addNode(); |
---|
1893 | typename _Graph::UEdge uedge; |
---|
1894 | uedge = graph.addUEdge(node_a, node_b); |
---|
1895 | } |
---|
1896 | |
---|
1897 | _Graph& graph; |
---|
1898 | }; |
---|
1899 | }; |
---|
1900 | |
---|
1901 | /// \brief An empty extendable base undirected graph class. |
---|
1902 | /// |
---|
1903 | /// This class provides beside the core bipartite undirected graph |
---|
1904 | /// features core undircted graph extend interface for the graph |
---|
1905 | /// structure. The main difference between the base and this |
---|
1906 | /// interface is that the graph alterations should handled already |
---|
1907 | /// on this level. |
---|
1908 | template <typename _Base = BaseBpUGraphComponent> |
---|
1909 | class ExtendableBpUGraphComponent |
---|
1910 | : public ExtendableUGraphComponent<_Base> { |
---|
1911 | |
---|
1912 | typedef _Base Base; |
---|
1913 | |
---|
1914 | template <typename _Graph> |
---|
1915 | struct Constraints { |
---|
1916 | void constraints() { |
---|
1917 | checkConcept<ExtendableUGraphComponent<Base>, _Graph>(); |
---|
1918 | } |
---|
1919 | }; |
---|
1920 | }; |
---|
1921 | |
---|
1922 | /// \brief An empty erasable graph class. |
---|
1923 | /// |
---|
1924 | /// This class provides beside the core graph features core erase |
---|
1925 | /// functions for the graph structure. The main difference between |
---|
1926 | /// the base and this interface is that the graph alterations |
---|
1927 | /// should handled already on this level. |
---|
1928 | template <typename _Base = BaseGraphComponent> |
---|
1929 | class ErasableGraphComponent : public _Base { |
---|
1930 | public: |
---|
1931 | |
---|
1932 | typedef _Base Base; |
---|
1933 | typedef typename Base::Node Node; |
---|
1934 | typedef typename Base::Edge Edge; |
---|
1935 | |
---|
1936 | /// \brief Erase a node from the graph. |
---|
1937 | /// |
---|
1938 | /// Erase a node from the graph. This function should |
---|
1939 | /// erase all edges connecting to the node. |
---|
1940 | void erase(const Node&) {} |
---|
1941 | |
---|
1942 | /// \brief Erase an edge from the graph. |
---|
1943 | /// |
---|
1944 | /// Erase an edge from the graph. |
---|
1945 | /// |
---|
1946 | void erase(const Edge&) {} |
---|
1947 | |
---|
1948 | template <typename _Graph> |
---|
1949 | struct Constraints { |
---|
1950 | void constraints() { |
---|
1951 | checkConcept<Base, _Graph>(); |
---|
1952 | typename _Graph::Node node; |
---|
1953 | graph.erase(node); |
---|
1954 | typename _Graph::Edge edge; |
---|
1955 | graph.erase(edge); |
---|
1956 | } |
---|
1957 | |
---|
1958 | _Graph& graph; |
---|
1959 | }; |
---|
1960 | }; |
---|
1961 | |
---|
1962 | /// \brief An empty erasable base undirected graph class. |
---|
1963 | /// |
---|
1964 | /// This class provides beside the core undirected graph features |
---|
1965 | /// core erase functions for the undirceted graph structure. The |
---|
1966 | /// main difference between the base and this interface is that |
---|
1967 | /// the graph alterations should handled already on this level. |
---|
1968 | template <typename _Base = BaseUGraphComponent> |
---|
1969 | class ErasableUGraphComponent : public _Base { |
---|
1970 | public: |
---|
1971 | |
---|
1972 | typedef _Base Base; |
---|
1973 | typedef typename Base::Node Node; |
---|
1974 | typedef typename Base::UEdge UEdge; |
---|
1975 | |
---|
1976 | /// \brief Erase a node from the graph. |
---|
1977 | /// |
---|
1978 | /// Erase a node from the graph. This function should erase |
---|
1979 | /// edges connecting to the node. |
---|
1980 | void erase(const Node&) {} |
---|
1981 | |
---|
1982 | /// \brief Erase an edge from the graph. |
---|
1983 | /// |
---|
1984 | /// Erase an edge from the graph. |
---|
1985 | /// |
---|
1986 | void erase(const UEdge&) {} |
---|
1987 | |
---|
1988 | template <typename _Graph> |
---|
1989 | struct Constraints { |
---|
1990 | void constraints() { |
---|
1991 | checkConcept<Base, _Graph>(); |
---|
1992 | typename _Graph::Node node; |
---|
1993 | graph.erase(node); |
---|
1994 | typename _Graph::Edge edge; |
---|
1995 | graph.erase(edge); |
---|
1996 | } |
---|
1997 | |
---|
1998 | _Graph& graph; |
---|
1999 | }; |
---|
2000 | }; |
---|
2001 | |
---|
2002 | /// \brief An empty erasable base bipartite undirected graph class. |
---|
2003 | /// |
---|
2004 | /// This class provides beside the core bipartite undirected graph |
---|
2005 | /// features core erase functions for the undirceted graph |
---|
2006 | /// structure. The main difference between the base and this |
---|
2007 | /// interface is that the graph alterations should handled already |
---|
2008 | /// on this level. |
---|
2009 | template <typename _Base = BaseBpUGraphComponent> |
---|
2010 | class ErasableBpUGraphComponent : public ErasableUGraphComponent<_Base> { |
---|
2011 | public: |
---|
2012 | |
---|
2013 | typedef _Base Base; |
---|
2014 | |
---|
2015 | template <typename _Graph> |
---|
2016 | struct Constraints { |
---|
2017 | void constraints() { |
---|
2018 | checkConcept<ErasableUGraphComponent<Base>, _Graph>(); |
---|
2019 | } |
---|
2020 | }; |
---|
2021 | }; |
---|
2022 | |
---|
2023 | /// \brief An empty clearable base graph class. |
---|
2024 | /// |
---|
2025 | /// This class provides beside the core graph features core clear |
---|
2026 | /// functions for the graph structure. The main difference between |
---|
2027 | /// the base and this interface is that the graph alterations |
---|
2028 | /// should handled already on this level. |
---|
2029 | template <typename _Base = BaseGraphComponent> |
---|
2030 | class ClearableGraphComponent : public _Base { |
---|
2031 | public: |
---|
2032 | |
---|
2033 | typedef _Base Base; |
---|
2034 | |
---|
2035 | /// \brief Erase all nodes and edges from the graph. |
---|
2036 | /// |
---|
2037 | /// Erase all nodes and edges from the graph. |
---|
2038 | /// |
---|
2039 | void clear() {} |
---|
2040 | |
---|
2041 | template <typename _Graph> |
---|
2042 | struct Constraints { |
---|
2043 | void constraints() { |
---|
2044 | checkConcept<Base, _Graph>(); |
---|
2045 | graph.clear(); |
---|
2046 | } |
---|
2047 | |
---|
2048 | _Graph graph; |
---|
2049 | }; |
---|
2050 | }; |
---|
2051 | |
---|
2052 | /// \brief An empty clearable base undirected graph class. |
---|
2053 | /// |
---|
2054 | /// This class provides beside the core undirected graph features |
---|
2055 | /// core clear functions for the undirected graph structure. The |
---|
2056 | /// main difference between the base and this interface is that |
---|
2057 | /// the graph alterations should handled already on this level. |
---|
2058 | template <typename _Base = BaseUGraphComponent> |
---|
2059 | class ClearableUGraphComponent : public ClearableGraphComponent<_Base> { |
---|
2060 | public: |
---|
2061 | |
---|
2062 | typedef _Base Base; |
---|
2063 | |
---|
2064 | template <typename _Graph> |
---|
2065 | struct Constraints { |
---|
2066 | void constraints() { |
---|
2067 | checkConcept<ClearableUGraphComponent<Base>, _Graph>(); |
---|
2068 | } |
---|
2069 | |
---|
2070 | _Graph graph; |
---|
2071 | }; |
---|
2072 | }; |
---|
2073 | |
---|
2074 | /// \brief An empty clearable base bipartite undirected graph |
---|
2075 | /// class. |
---|
2076 | /// |
---|
2077 | /// This class provides beside the core bipartite undirected graph |
---|
2078 | /// features core clear functions for the undirected graph |
---|
2079 | /// structure. The main difference between the base and this |
---|
2080 | /// interface is that the graph alterations should handled already |
---|
2081 | /// on this level. |
---|
2082 | template <typename _Base = BaseUGraphComponent> |
---|
2083 | class ClearableBpUGraphComponent : public ClearableUGraphComponent<_Base> { |
---|
2084 | public: |
---|
2085 | |
---|
2086 | typedef _Base Base; |
---|
2087 | |
---|
2088 | template <typename _Graph> |
---|
2089 | struct Constraints { |
---|
2090 | void constraints() { |
---|
2091 | checkConcept<ClearableBpUGraphComponent<Base>, _Graph>(); |
---|
2092 | } |
---|
2093 | |
---|
2094 | }; |
---|
2095 | |
---|
2096 | }; |
---|
2097 | |
---|
2098 | } |
---|
2099 | |
---|
2100 | } |
---|
2101 | |
---|
2102 | #endif |
---|