... |
... |
@@ -2231,1827 +2231,1827 @@
|
2231 |
2231 |
Map::add(items);
|
2232 |
2232 |
for (int i = 0; i < int(items.size()); ++i) {
|
2233 |
2233 |
Map::set(items[i], _inv_map.size());
|
2234 |
2234 |
_inv_map.push_back(items[i]);
|
2235 |
2235 |
}
|
2236 |
2236 |
}
|
2237 |
2237 |
|
2238 |
2238 |
/// \brief Erase the key from the map.
|
2239 |
2239 |
///
|
2240 |
2240 |
/// Erase the key from the map. It is called by the
|
2241 |
2241 |
/// \c AlterationNotifier.
|
2242 |
2242 |
virtual void erase(const Item& item) {
|
2243 |
2243 |
Map::set(_inv_map.back(), Map::operator[](item));
|
2244 |
2244 |
_inv_map[Map::operator[](item)] = _inv_map.back();
|
2245 |
2245 |
_inv_map.pop_back();
|
2246 |
2246 |
Map::erase(item);
|
2247 |
2247 |
}
|
2248 |
2248 |
|
2249 |
2249 |
/// \brief Erase more keys from the map.
|
2250 |
2250 |
///
|
2251 |
2251 |
/// Erase more keys from the map. It is called by the
|
2252 |
2252 |
/// \c AlterationNotifier.
|
2253 |
2253 |
virtual void erase(const std::vector<Item>& items) {
|
2254 |
2254 |
for (int i = 0; i < int(items.size()); ++i) {
|
2255 |
2255 |
Map::set(_inv_map.back(), Map::operator[](items[i]));
|
2256 |
2256 |
_inv_map[Map::operator[](items[i])] = _inv_map.back();
|
2257 |
2257 |
_inv_map.pop_back();
|
2258 |
2258 |
}
|
2259 |
2259 |
Map::erase(items);
|
2260 |
2260 |
}
|
2261 |
2261 |
|
2262 |
2262 |
/// \brief Build the unique map.
|
2263 |
2263 |
///
|
2264 |
2264 |
/// Build the unique map. It is called by the
|
2265 |
2265 |
/// \c AlterationNotifier.
|
2266 |
2266 |
virtual void build() {
|
2267 |
2267 |
Map::build();
|
2268 |
2268 |
Item it;
|
2269 |
2269 |
const typename Map::Notifier* nf = Map::notifier();
|
2270 |
2270 |
for (nf->first(it); it != INVALID; nf->next(it)) {
|
2271 |
2271 |
Map::set(it, _inv_map.size());
|
2272 |
2272 |
_inv_map.push_back(it);
|
2273 |
2273 |
}
|
2274 |
2274 |
}
|
2275 |
2275 |
|
2276 |
2276 |
/// \brief Clear the keys from the map.
|
2277 |
2277 |
///
|
2278 |
2278 |
/// Clear the keys from the map. It is called by the
|
2279 |
2279 |
/// \c AlterationNotifier.
|
2280 |
2280 |
virtual void clear() {
|
2281 |
2281 |
_inv_map.clear();
|
2282 |
2282 |
Map::clear();
|
2283 |
2283 |
}
|
2284 |
2284 |
|
2285 |
2285 |
public:
|
2286 |
2286 |
|
2287 |
2287 |
/// \brief Returns the maximal value plus one.
|
2288 |
2288 |
///
|
2289 |
2289 |
/// Returns the maximal value plus one in the map.
|
2290 |
2290 |
unsigned int size() const {
|
2291 |
2291 |
return _inv_map.size();
|
2292 |
2292 |
}
|
2293 |
2293 |
|
2294 |
2294 |
/// \brief Swaps the position of the two items in the map.
|
2295 |
2295 |
///
|
2296 |
2296 |
/// Swaps the position of the two items in the map.
|
2297 |
2297 |
void swap(const Item& p, const Item& q) {
|
2298 |
2298 |
int pi = Map::operator[](p);
|
2299 |
2299 |
int qi = Map::operator[](q);
|
2300 |
2300 |
Map::set(p, qi);
|
2301 |
2301 |
_inv_map[qi] = p;
|
2302 |
2302 |
Map::set(q, pi);
|
2303 |
2303 |
_inv_map[pi] = q;
|
2304 |
2304 |
}
|
2305 |
2305 |
|
2306 |
2306 |
/// \brief Gives back the \e range \e id of the item
|
2307 |
2307 |
///
|
2308 |
2308 |
/// Gives back the \e range \e id of the item.
|
2309 |
2309 |
int operator[](const Item& item) const {
|
2310 |
2310 |
return Map::operator[](item);
|
2311 |
2311 |
}
|
2312 |
2312 |
|
2313 |
2313 |
/// \brief Gives back the item belonging to a \e range \e id
|
2314 |
2314 |
///
|
2315 |
2315 |
/// Gives back the item belonging to the given \e range \e id.
|
2316 |
2316 |
Item operator()(int id) const {
|
2317 |
2317 |
return _inv_map[id];
|
2318 |
2318 |
}
|
2319 |
2319 |
|
2320 |
2320 |
private:
|
2321 |
2321 |
|
2322 |
2322 |
typedef std::vector<Item> Container;
|
2323 |
2323 |
Container _inv_map;
|
2324 |
2324 |
|
2325 |
2325 |
public:
|
2326 |
2326 |
|
2327 |
2327 |
/// \brief The inverse map type of RangeIdMap.
|
2328 |
2328 |
///
|
2329 |
2329 |
/// The inverse map type of RangeIdMap. The subscript operator gives
|
2330 |
2330 |
/// back an item by its \e range \e id.
|
2331 |
2331 |
/// This type conforms to the \ref concepts::ReadMap "ReadMap" concept.
|
2332 |
2332 |
class InverseMap {
|
2333 |
2333 |
public:
|
2334 |
2334 |
/// \brief Constructor
|
2335 |
2335 |
///
|
2336 |
2336 |
/// Constructor of the InverseMap.
|
2337 |
2337 |
explicit InverseMap(const RangeIdMap& inverted)
|
2338 |
2338 |
: _inverted(inverted) {}
|
2339 |
2339 |
|
2340 |
2340 |
|
2341 |
2341 |
/// The value type of the InverseMap.
|
2342 |
2342 |
typedef typename RangeIdMap::Key Value;
|
2343 |
2343 |
/// The key type of the InverseMap.
|
2344 |
2344 |
typedef typename RangeIdMap::Value Key;
|
2345 |
2345 |
|
2346 |
2346 |
/// \brief Subscript operator.
|
2347 |
2347 |
///
|
2348 |
2348 |
/// Subscript operator. It gives back the item
|
2349 |
2349 |
/// that the given \e range \e id currently belongs to.
|
2350 |
2350 |
Value operator[](const Key& key) const {
|
2351 |
2351 |
return _inverted(key);
|
2352 |
2352 |
}
|
2353 |
2353 |
|
2354 |
2354 |
/// \brief Size of the map.
|
2355 |
2355 |
///
|
2356 |
2356 |
/// Returns the size of the map.
|
2357 |
2357 |
unsigned int size() const {
|
2358 |
2358 |
return _inverted.size();
|
2359 |
2359 |
}
|
2360 |
2360 |
|
2361 |
2361 |
private:
|
2362 |
2362 |
const RangeIdMap& _inverted;
|
2363 |
2363 |
};
|
2364 |
2364 |
|
2365 |
2365 |
/// \brief Gives back the inverse of the map.
|
2366 |
2366 |
///
|
2367 |
2367 |
/// Gives back the inverse of the RangeIdMap.
|
2368 |
2368 |
const InverseMap inverse() const {
|
2369 |
2369 |
return InverseMap(*this);
|
2370 |
2370 |
}
|
2371 |
2371 |
};
|
2372 |
2372 |
|
2373 |
2373 |
/// \brief Returns a \c RangeIdMap class.
|
2374 |
2374 |
///
|
2375 |
2375 |
/// This function just returns an \c RangeIdMap class.
|
2376 |
2376 |
/// \relates RangeIdMap
|
2377 |
2377 |
template <typename K, typename GR>
|
2378 |
2378 |
inline RangeIdMap<GR, K> rangeIdMap(const GR& graph) {
|
2379 |
2379 |
return RangeIdMap<GR, K>(graph);
|
2380 |
2380 |
}
|
2381 |
2381 |
|
2382 |
2382 |
/// \brief Dynamic iterable \c bool map.
|
2383 |
2383 |
///
|
2384 |
2384 |
/// This class provides a special graph map type which can store a
|
2385 |
2385 |
/// \c bool value for graph items (\c Node, \c Arc or \c Edge).
|
2386 |
2386 |
/// For both \c true and \c false values it is possible to iterate on
|
2387 |
2387 |
/// the keys mapped to the value.
|
2388 |
2388 |
///
|
2389 |
2389 |
/// This type is a reference map, so it can be modified with the
|
2390 |
2390 |
/// subscript operator.
|
2391 |
2391 |
///
|
2392 |
2392 |
/// \tparam GR The graph type.
|
2393 |
2393 |
/// \tparam K The key type of the map (\c GR::Node, \c GR::Arc or
|
2394 |
2394 |
/// \c GR::Edge).
|
2395 |
2395 |
///
|
2396 |
2396 |
/// \see IterableIntMap, IterableValueMap
|
2397 |
2397 |
/// \see CrossRefMap
|
2398 |
2398 |
template <typename GR, typename K>
|
2399 |
2399 |
class IterableBoolMap
|
2400 |
2400 |
: protected ItemSetTraits<GR, K>::template Map<int>::Type {
|
2401 |
2401 |
private:
|
2402 |
2402 |
typedef GR Graph;
|
2403 |
2403 |
|
2404 |
2404 |
typedef typename ItemSetTraits<GR, K>::ItemIt KeyIt;
|
2405 |
2405 |
typedef typename ItemSetTraits<GR, K>::template Map<int>::Type Parent;
|
2406 |
2406 |
|
2407 |
2407 |
std::vector<K> _array;
|
2408 |
2408 |
int _sep;
|
2409 |
2409 |
|
2410 |
2410 |
public:
|
2411 |
2411 |
|
2412 |
2412 |
/// Indicates that the map is reference map.
|
2413 |
2413 |
typedef True ReferenceMapTag;
|
2414 |
2414 |
|
2415 |
2415 |
/// The key type
|
2416 |
2416 |
typedef K Key;
|
2417 |
2417 |
/// The value type
|
2418 |
2418 |
typedef bool Value;
|
2419 |
2419 |
/// The const reference type.
|
2420 |
2420 |
typedef const Value& ConstReference;
|
2421 |
2421 |
|
2422 |
2422 |
private:
|
2423 |
2423 |
|
2424 |
2424 |
int position(const Key& key) const {
|
2425 |
2425 |
return Parent::operator[](key);
|
2426 |
2426 |
}
|
2427 |
2427 |
|
2428 |
2428 |
public:
|
2429 |
2429 |
|
2430 |
2430 |
/// \brief Reference to the value of the map.
|
2431 |
2431 |
///
|
2432 |
2432 |
/// This class is similar to the \c bool type. It can be converted to
|
2433 |
2433 |
/// \c bool and it provides the same operators.
|
2434 |
2434 |
class Reference {
|
2435 |
2435 |
friend class IterableBoolMap;
|
2436 |
2436 |
private:
|
2437 |
2437 |
Reference(IterableBoolMap& map, const Key& key)
|
2438 |
2438 |
: _key(key), _map(map) {}
|
2439 |
2439 |
public:
|
2440 |
2440 |
|
2441 |
2441 |
Reference& operator=(const Reference& value) {
|
2442 |
2442 |
_map.set(_key, static_cast<bool>(value));
|
2443 |
2443 |
return *this;
|
2444 |
2444 |
}
|
2445 |
2445 |
|
2446 |
2446 |
operator bool() const {
|
2447 |
2447 |
return static_cast<const IterableBoolMap&>(_map)[_key];
|
2448 |
2448 |
}
|
2449 |
2449 |
|
2450 |
2450 |
Reference& operator=(bool value) {
|
2451 |
2451 |
_map.set(_key, value);
|
2452 |
2452 |
return *this;
|
2453 |
2453 |
}
|
2454 |
2454 |
Reference& operator&=(bool value) {
|
2455 |
2455 |
_map.set(_key, _map[_key] & value);
|
2456 |
2456 |
return *this;
|
2457 |
2457 |
}
|
2458 |
2458 |
Reference& operator|=(bool value) {
|
2459 |
2459 |
_map.set(_key, _map[_key] | value);
|
2460 |
2460 |
return *this;
|
2461 |
2461 |
}
|
2462 |
2462 |
Reference& operator^=(bool value) {
|
2463 |
2463 |
_map.set(_key, _map[_key] ^ value);
|
2464 |
2464 |
return *this;
|
2465 |
2465 |
}
|
2466 |
2466 |
private:
|
2467 |
2467 |
Key _key;
|
2468 |
2468 |
IterableBoolMap& _map;
|
2469 |
2469 |
};
|
2470 |
2470 |
|
2471 |
2471 |
/// \brief Constructor of the map with a default value.
|
2472 |
2472 |
///
|
2473 |
2473 |
/// Constructor of the map with a default value.
|
2474 |
2474 |
explicit IterableBoolMap(const Graph& graph, bool def = false)
|
2475 |
2475 |
: Parent(graph) {
|
2476 |
2476 |
typename Parent::Notifier* nf = Parent::notifier();
|
2477 |
2477 |
Key it;
|
2478 |
2478 |
for (nf->first(it); it != INVALID; nf->next(it)) {
|
2479 |
2479 |
Parent::set(it, _array.size());
|
2480 |
2480 |
_array.push_back(it);
|
2481 |
2481 |
}
|
2482 |
2482 |
_sep = (def ? _array.size() : 0);
|
2483 |
2483 |
}
|
2484 |
2484 |
|
2485 |
2485 |
/// \brief Const subscript operator of the map.
|
2486 |
2486 |
///
|
2487 |
2487 |
/// Const subscript operator of the map.
|
2488 |
2488 |
bool operator[](const Key& key) const {
|
2489 |
2489 |
return position(key) < _sep;
|
2490 |
2490 |
}
|
2491 |
2491 |
|
2492 |
2492 |
/// \brief Subscript operator of the map.
|
2493 |
2493 |
///
|
2494 |
2494 |
/// Subscript operator of the map.
|
2495 |
2495 |
Reference operator[](const Key& key) {
|
2496 |
2496 |
return Reference(*this, key);
|
2497 |
2497 |
}
|
2498 |
2498 |
|
2499 |
2499 |
/// \brief Set operation of the map.
|
2500 |
2500 |
///
|
2501 |
2501 |
/// Set operation of the map.
|
2502 |
2502 |
void set(const Key& key, bool value) {
|
2503 |
2503 |
int pos = position(key);
|
2504 |
2504 |
if (value) {
|
2505 |
2505 |
if (pos < _sep) return;
|
2506 |
2506 |
Key tmp = _array[_sep];
|
2507 |
2507 |
_array[_sep] = key;
|
2508 |
2508 |
Parent::set(key, _sep);
|
2509 |
2509 |
_array[pos] = tmp;
|
2510 |
2510 |
Parent::set(tmp, pos);
|
2511 |
2511 |
++_sep;
|
2512 |
2512 |
} else {
|
2513 |
2513 |
if (pos >= _sep) return;
|
2514 |
2514 |
--_sep;
|
2515 |
2515 |
Key tmp = _array[_sep];
|
2516 |
2516 |
_array[_sep] = key;
|
2517 |
2517 |
Parent::set(key, _sep);
|
2518 |
2518 |
_array[pos] = tmp;
|
2519 |
2519 |
Parent::set(tmp, pos);
|
2520 |
2520 |
}
|
2521 |
2521 |
}
|
2522 |
2522 |
|
2523 |
2523 |
/// \brief Set all items.
|
2524 |
2524 |
///
|
2525 |
2525 |
/// Set all items in the map.
|
2526 |
2526 |
/// \note Constant time operation.
|
2527 |
2527 |
void setAll(bool value) {
|
2528 |
2528 |
_sep = (value ? _array.size() : 0);
|
2529 |
2529 |
}
|
2530 |
2530 |
|
2531 |
2531 |
/// \brief Returns the number of the keys mapped to \c true.
|
2532 |
2532 |
///
|
2533 |
2533 |
/// Returns the number of the keys mapped to \c true.
|
2534 |
2534 |
int trueNum() const {
|
2535 |
2535 |
return _sep;
|
2536 |
2536 |
}
|
2537 |
2537 |
|
2538 |
2538 |
/// \brief Returns the number of the keys mapped to \c false.
|
2539 |
2539 |
///
|
2540 |
2540 |
/// Returns the number of the keys mapped to \c false.
|
2541 |
2541 |
int falseNum() const {
|
2542 |
2542 |
return _array.size() - _sep;
|
2543 |
2543 |
}
|
2544 |
2544 |
|
2545 |
2545 |
/// \brief Iterator for the keys mapped to \c true.
|
2546 |
2546 |
///
|
2547 |
2547 |
/// Iterator for the keys mapped to \c true. It works
|
2548 |
2548 |
/// like a graph item iterator, it can be converted to
|
2549 |
2549 |
/// the key type of the map, incremented with \c ++ operator, and
|
2550 |
2550 |
/// if the iterator leaves the last valid key, it will be equal to
|
2551 |
2551 |
/// \c INVALID.
|
2552 |
2552 |
class TrueIt : public Key {
|
2553 |
2553 |
public:
|
2554 |
2554 |
typedef Key Parent;
|
2555 |
2555 |
|
2556 |
2556 |
/// \brief Creates an iterator.
|
2557 |
2557 |
///
|
2558 |
2558 |
/// Creates an iterator. It iterates on the
|
2559 |
2559 |
/// keys mapped to \c true.
|
2560 |
2560 |
/// \param map The IterableBoolMap.
|
2561 |
2561 |
explicit TrueIt(const IterableBoolMap& map)
|
2562 |
2562 |
: Parent(map._sep > 0 ? map._array[map._sep - 1] : INVALID),
|
2563 |
2563 |
_map(&map) {}
|
2564 |
2564 |
|
2565 |
2565 |
/// \brief Invalid constructor \& conversion.
|
2566 |
2566 |
///
|
2567 |
2567 |
/// This constructor initializes the iterator to be invalid.
|
2568 |
2568 |
/// \sa Invalid for more details.
|
2569 |
2569 |
TrueIt(Invalid) : Parent(INVALID), _map(0) {}
|
2570 |
2570 |
|
2571 |
2571 |
/// \brief Increment operator.
|
2572 |
2572 |
///
|
2573 |
2573 |
/// Increment operator.
|
2574 |
2574 |
TrueIt& operator++() {
|
2575 |
2575 |
int pos = _map->position(*this);
|
2576 |
2576 |
Parent::operator=(pos > 0 ? _map->_array[pos - 1] : INVALID);
|
2577 |
2577 |
return *this;
|
2578 |
2578 |
}
|
2579 |
2579 |
|
2580 |
2580 |
private:
|
2581 |
2581 |
const IterableBoolMap* _map;
|
2582 |
2582 |
};
|
2583 |
2583 |
|
2584 |
2584 |
/// \brief Iterator for the keys mapped to \c false.
|
2585 |
2585 |
///
|
2586 |
2586 |
/// Iterator for the keys mapped to \c false. It works
|
2587 |
2587 |
/// like a graph item iterator, it can be converted to
|
2588 |
2588 |
/// the key type of the map, incremented with \c ++ operator, and
|
2589 |
2589 |
/// if the iterator leaves the last valid key, it will be equal to
|
2590 |
2590 |
/// \c INVALID.
|
2591 |
2591 |
class FalseIt : public Key {
|
2592 |
2592 |
public:
|
2593 |
2593 |
typedef Key Parent;
|
2594 |
2594 |
|
2595 |
2595 |
/// \brief Creates an iterator.
|
2596 |
2596 |
///
|
2597 |
2597 |
/// Creates an iterator. It iterates on the
|
2598 |
2598 |
/// keys mapped to \c false.
|
2599 |
2599 |
/// \param map The IterableBoolMap.
|
2600 |
2600 |
explicit FalseIt(const IterableBoolMap& map)
|
2601 |
2601 |
: Parent(map._sep < int(map._array.size()) ?
|
2602 |
2602 |
map._array.back() : INVALID), _map(&map) {}
|
2603 |
2603 |
|
2604 |
2604 |
/// \brief Invalid constructor \& conversion.
|
2605 |
2605 |
///
|
2606 |
2606 |
/// This constructor initializes the iterator to be invalid.
|
2607 |
2607 |
/// \sa Invalid for more details.
|
2608 |
2608 |
FalseIt(Invalid) : Parent(INVALID), _map(0) {}
|
2609 |
2609 |
|
2610 |
2610 |
/// \brief Increment operator.
|
2611 |
2611 |
///
|
2612 |
2612 |
/// Increment operator.
|
2613 |
2613 |
FalseIt& operator++() {
|
2614 |
2614 |
int pos = _map->position(*this);
|
2615 |
2615 |
Parent::operator=(pos > _map->_sep ? _map->_array[pos - 1] : INVALID);
|
2616 |
2616 |
return *this;
|
2617 |
2617 |
}
|
2618 |
2618 |
|
2619 |
2619 |
private:
|
2620 |
2620 |
const IterableBoolMap* _map;
|
2621 |
2621 |
};
|
2622 |
2622 |
|
2623 |
2623 |
/// \brief Iterator for the keys mapped to a given value.
|
2624 |
2624 |
///
|
2625 |
2625 |
/// Iterator for the keys mapped to a given value. It works
|
2626 |
2626 |
/// like a graph item iterator, it can be converted to
|
2627 |
2627 |
/// the key type of the map, incremented with \c ++ operator, and
|
2628 |
2628 |
/// if the iterator leaves the last valid key, it will be equal to
|
2629 |
2629 |
/// \c INVALID.
|
2630 |
2630 |
class ItemIt : public Key {
|
2631 |
2631 |
public:
|
2632 |
2632 |
typedef Key Parent;
|
2633 |
2633 |
|
2634 |
2634 |
/// \brief Creates an iterator with a value.
|
2635 |
2635 |
///
|
2636 |
2636 |
/// Creates an iterator with a value. It iterates on the
|
2637 |
2637 |
/// keys mapped to the given value.
|
2638 |
2638 |
/// \param map The IterableBoolMap.
|
2639 |
2639 |
/// \param value The value.
|
2640 |
2640 |
ItemIt(const IterableBoolMap& map, bool value)
|
2641 |
2641 |
: Parent(value ?
|
2642 |
2642 |
(map._sep > 0 ?
|
2643 |
2643 |
map._array[map._sep - 1] : INVALID) :
|
2644 |
2644 |
(map._sep < int(map._array.size()) ?
|
2645 |
2645 |
map._array.back() : INVALID)), _map(&map) {}
|
2646 |
2646 |
|
2647 |
2647 |
/// \brief Invalid constructor \& conversion.
|
2648 |
2648 |
///
|
2649 |
2649 |
/// This constructor initializes the iterator to be invalid.
|
2650 |
2650 |
/// \sa Invalid for more details.
|
2651 |
2651 |
ItemIt(Invalid) : Parent(INVALID), _map(0) {}
|
2652 |
2652 |
|
2653 |
2653 |
/// \brief Increment operator.
|
2654 |
2654 |
///
|
2655 |
2655 |
/// Increment operator.
|
2656 |
2656 |
ItemIt& operator++() {
|
2657 |
2657 |
int pos = _map->position(*this);
|
2658 |
2658 |
int _sep = pos >= _map->_sep ? _map->_sep : 0;
|
2659 |
2659 |
Parent::operator=(pos > _sep ? _map->_array[pos - 1] : INVALID);
|
2660 |
2660 |
return *this;
|
2661 |
2661 |
}
|
2662 |
2662 |
|
2663 |
2663 |
private:
|
2664 |
2664 |
const IterableBoolMap* _map;
|
2665 |
2665 |
};
|
2666 |
2666 |
|
2667 |
2667 |
protected:
|
2668 |
2668 |
|
2669 |
2669 |
virtual void add(const Key& key) {
|
2670 |
2670 |
Parent::add(key);
|
2671 |
2671 |
Parent::set(key, _array.size());
|
2672 |
2672 |
_array.push_back(key);
|
2673 |
2673 |
}
|
2674 |
2674 |
|
2675 |
2675 |
virtual void add(const std::vector<Key>& keys) {
|
2676 |
2676 |
Parent::add(keys);
|
2677 |
2677 |
for (int i = 0; i < int(keys.size()); ++i) {
|
2678 |
2678 |
Parent::set(keys[i], _array.size());
|
2679 |
2679 |
_array.push_back(keys[i]);
|
2680 |
2680 |
}
|
2681 |
2681 |
}
|
2682 |
2682 |
|
2683 |
2683 |
virtual void erase(const Key& key) {
|
2684 |
2684 |
int pos = position(key);
|
2685 |
2685 |
if (pos < _sep) {
|
2686 |
2686 |
--_sep;
|
2687 |
2687 |
Parent::set(_array[_sep], pos);
|
2688 |
2688 |
_array[pos] = _array[_sep];
|
2689 |
2689 |
Parent::set(_array.back(), _sep);
|
2690 |
2690 |
_array[_sep] = _array.back();
|
2691 |
2691 |
_array.pop_back();
|
2692 |
2692 |
} else {
|
2693 |
2693 |
Parent::set(_array.back(), pos);
|
2694 |
2694 |
_array[pos] = _array.back();
|
2695 |
2695 |
_array.pop_back();
|
2696 |
2696 |
}
|
2697 |
2697 |
Parent::erase(key);
|
2698 |
2698 |
}
|
2699 |
2699 |
|
2700 |
2700 |
virtual void erase(const std::vector<Key>& keys) {
|
2701 |
2701 |
for (int i = 0; i < int(keys.size()); ++i) {
|
2702 |
2702 |
int pos = position(keys[i]);
|
2703 |
2703 |
if (pos < _sep) {
|
2704 |
2704 |
--_sep;
|
2705 |
2705 |
Parent::set(_array[_sep], pos);
|
2706 |
2706 |
_array[pos] = _array[_sep];
|
2707 |
2707 |
Parent::set(_array.back(), _sep);
|
2708 |
2708 |
_array[_sep] = _array.back();
|
2709 |
2709 |
_array.pop_back();
|
2710 |
2710 |
} else {
|
2711 |
2711 |
Parent::set(_array.back(), pos);
|
2712 |
2712 |
_array[pos] = _array.back();
|
2713 |
2713 |
_array.pop_back();
|
2714 |
2714 |
}
|
2715 |
2715 |
}
|
2716 |
2716 |
Parent::erase(keys);
|
2717 |
2717 |
}
|
2718 |
2718 |
|
2719 |
2719 |
virtual void build() {
|
2720 |
2720 |
Parent::build();
|
2721 |
2721 |
typename Parent::Notifier* nf = Parent::notifier();
|
2722 |
2722 |
Key it;
|
2723 |
2723 |
for (nf->first(it); it != INVALID; nf->next(it)) {
|
2724 |
2724 |
Parent::set(it, _array.size());
|
2725 |
2725 |
_array.push_back(it);
|
2726 |
2726 |
}
|
2727 |
2727 |
_sep = 0;
|
2728 |
2728 |
}
|
2729 |
2729 |
|
2730 |
2730 |
virtual void clear() {
|
2731 |
2731 |
_array.clear();
|
2732 |
2732 |
_sep = 0;
|
2733 |
2733 |
Parent::clear();
|
2734 |
2734 |
}
|
2735 |
2735 |
|
2736 |
2736 |
};
|
2737 |
2737 |
|
2738 |
2738 |
|
2739 |
2739 |
namespace _maps_bits {
|
2740 |
2740 |
template <typename Item>
|
2741 |
2741 |
struct IterableIntMapNode {
|
2742 |
2742 |
IterableIntMapNode() : value(-1) {}
|
2743 |
2743 |
IterableIntMapNode(int _value) : value(_value) {}
|
2744 |
2744 |
Item prev, next;
|
2745 |
2745 |
int value;
|
2746 |
2746 |
};
|
2747 |
2747 |
}
|
2748 |
2748 |
|
2749 |
2749 |
/// \brief Dynamic iterable integer map.
|
2750 |
2750 |
///
|
2751 |
2751 |
/// This class provides a special graph map type which can store an
|
2752 |
2752 |
/// integer value for graph items (\c Node, \c Arc or \c Edge).
|
2753 |
2753 |
/// For each non-negative value it is possible to iterate on the keys
|
2754 |
2754 |
/// mapped to the value.
|
2755 |
2755 |
///
|
2756 |
2756 |
/// This map is intended to be used with small integer values, for which
|
2757 |
2757 |
/// it is efficient, and supports iteration only for non-negative values.
|
2758 |
2758 |
/// If you need large values and/or iteration for negative integers,
|
2759 |
2759 |
/// consider to use \ref IterableValueMap instead.
|
2760 |
2760 |
///
|
2761 |
2761 |
/// This type is a reference map, so it can be modified with the
|
2762 |
2762 |
/// subscript operator.
|
2763 |
2763 |
///
|
2764 |
2764 |
/// \note The size of the data structure depends on the largest
|
2765 |
2765 |
/// value in the map.
|
2766 |
2766 |
///
|
2767 |
2767 |
/// \tparam GR The graph type.
|
2768 |
2768 |
/// \tparam K The key type of the map (\c GR::Node, \c GR::Arc or
|
2769 |
2769 |
/// \c GR::Edge).
|
2770 |
2770 |
///
|
2771 |
2771 |
/// \see IterableBoolMap, IterableValueMap
|
2772 |
2772 |
/// \see CrossRefMap
|
2773 |
2773 |
template <typename GR, typename K>
|
2774 |
2774 |
class IterableIntMap
|
2775 |
2775 |
: protected ItemSetTraits<GR, K>::
|
2776 |
2776 |
template Map<_maps_bits::IterableIntMapNode<K> >::Type {
|
2777 |
2777 |
public:
|
2778 |
2778 |
typedef typename ItemSetTraits<GR, K>::
|
2779 |
2779 |
template Map<_maps_bits::IterableIntMapNode<K> >::Type Parent;
|
2780 |
2780 |
|
2781 |
2781 |
/// The key type
|
2782 |
2782 |
typedef K Key;
|
2783 |
2783 |
/// The value type
|
2784 |
2784 |
typedef int Value;
|
2785 |
2785 |
/// The graph type
|
2786 |
2786 |
typedef GR Graph;
|
2787 |
2787 |
|
2788 |
2788 |
/// \brief Constructor of the map.
|
2789 |
2789 |
///
|
2790 |
2790 |
/// Constructor of the map. It sets all values to -1.
|
2791 |
2791 |
explicit IterableIntMap(const Graph& graph)
|
2792 |
2792 |
: Parent(graph) {}
|
2793 |
2793 |
|
2794 |
2794 |
/// \brief Constructor of the map with a given value.
|
2795 |
2795 |
///
|
2796 |
2796 |
/// Constructor of the map with a given value.
|
2797 |
2797 |
explicit IterableIntMap(const Graph& graph, int value)
|
2798 |
2798 |
: Parent(graph, _maps_bits::IterableIntMapNode<K>(value)) {
|
2799 |
2799 |
if (value >= 0) {
|
2800 |
2800 |
for (typename Parent::ItemIt it(*this); it != INVALID; ++it) {
|
2801 |
2801 |
lace(it);
|
2802 |
2802 |
}
|
2803 |
2803 |
}
|
2804 |
2804 |
}
|
2805 |
2805 |
|
2806 |
2806 |
private:
|
2807 |
2807 |
|
2808 |
2808 |
void unlace(const Key& key) {
|
2809 |
2809 |
typename Parent::Value& node = Parent::operator[](key);
|
2810 |
2810 |
if (node.value < 0) return;
|
2811 |
2811 |
if (node.prev != INVALID) {
|
2812 |
2812 |
Parent::operator[](node.prev).next = node.next;
|
2813 |
2813 |
} else {
|
2814 |
2814 |
_first[node.value] = node.next;
|
2815 |
2815 |
}
|
2816 |
2816 |
if (node.next != INVALID) {
|
2817 |
2817 |
Parent::operator[](node.next).prev = node.prev;
|
2818 |
2818 |
}
|
2819 |
2819 |
while (!_first.empty() && _first.back() == INVALID) {
|
2820 |
2820 |
_first.pop_back();
|
2821 |
2821 |
}
|
2822 |
2822 |
}
|
2823 |
2823 |
|
2824 |
2824 |
void lace(const Key& key) {
|
2825 |
2825 |
typename Parent::Value& node = Parent::operator[](key);
|
2826 |
2826 |
if (node.value < 0) return;
|
2827 |
2827 |
if (node.value >= int(_first.size())) {
|
2828 |
2828 |
_first.resize(node.value + 1, INVALID);
|
2829 |
2829 |
}
|
2830 |
2830 |
node.prev = INVALID;
|
2831 |
2831 |
node.next = _first[node.value];
|
2832 |
2832 |
if (node.next != INVALID) {
|
2833 |
2833 |
Parent::operator[](node.next).prev = key;
|
2834 |
2834 |
}
|
2835 |
2835 |
_first[node.value] = key;
|
2836 |
2836 |
}
|
2837 |
2837 |
|
2838 |
2838 |
public:
|
2839 |
2839 |
|
2840 |
2840 |
/// Indicates that the map is reference map.
|
2841 |
2841 |
typedef True ReferenceMapTag;
|
2842 |
2842 |
|
2843 |
2843 |
/// \brief Reference to the value of the map.
|
2844 |
2844 |
///
|
2845 |
2845 |
/// This class is similar to the \c int type. It can
|
2846 |
2846 |
/// be converted to \c int and it has the same operators.
|
2847 |
2847 |
class Reference {
|
2848 |
2848 |
friend class IterableIntMap;
|
2849 |
2849 |
private:
|
2850 |
2850 |
Reference(IterableIntMap& map, const Key& key)
|
2851 |
2851 |
: _key(key), _map(map) {}
|
2852 |
2852 |
public:
|
2853 |
2853 |
|
2854 |
2854 |
Reference& operator=(const Reference& value) {
|
2855 |
2855 |
_map.set(_key, static_cast<const int&>(value));
|
2856 |
2856 |
return *this;
|
2857 |
2857 |
}
|
2858 |
2858 |
|
2859 |
2859 |
operator const int&() const {
|
2860 |
2860 |
return static_cast<const IterableIntMap&>(_map)[_key];
|
2861 |
2861 |
}
|
2862 |
2862 |
|
2863 |
2863 |
Reference& operator=(int value) {
|
2864 |
2864 |
_map.set(_key, value);
|
2865 |
2865 |
return *this;
|
2866 |
2866 |
}
|
2867 |
2867 |
Reference& operator++() {
|
2868 |
2868 |
_map.set(_key, _map[_key] + 1);
|
2869 |
2869 |
return *this;
|
2870 |
2870 |
}
|
2871 |
2871 |
int operator++(int) {
|
2872 |
2872 |
int value = _map[_key];
|
2873 |
2873 |
_map.set(_key, value + 1);
|
2874 |
2874 |
return value;
|
2875 |
2875 |
}
|
2876 |
2876 |
Reference& operator--() {
|
2877 |
2877 |
_map.set(_key, _map[_key] - 1);
|
2878 |
2878 |
return *this;
|
2879 |
2879 |
}
|
2880 |
2880 |
int operator--(int) {
|
2881 |
2881 |
int value = _map[_key];
|
2882 |
2882 |
_map.set(_key, value - 1);
|
2883 |
2883 |
return value;
|
2884 |
2884 |
}
|
2885 |
2885 |
Reference& operator+=(int value) {
|
2886 |
2886 |
_map.set(_key, _map[_key] + value);
|
2887 |
2887 |
return *this;
|
2888 |
2888 |
}
|
2889 |
2889 |
Reference& operator-=(int value) {
|
2890 |
2890 |
_map.set(_key, _map[_key] - value);
|
2891 |
2891 |
return *this;
|
2892 |
2892 |
}
|
2893 |
2893 |
Reference& operator*=(int value) {
|
2894 |
2894 |
_map.set(_key, _map[_key] * value);
|
2895 |
2895 |
return *this;
|
2896 |
2896 |
}
|
2897 |
2897 |
Reference& operator/=(int value) {
|
2898 |
2898 |
_map.set(_key, _map[_key] / value);
|
2899 |
2899 |
return *this;
|
2900 |
2900 |
}
|
2901 |
2901 |
Reference& operator%=(int value) {
|
2902 |
2902 |
_map.set(_key, _map[_key] % value);
|
2903 |
2903 |
return *this;
|
2904 |
2904 |
}
|
2905 |
2905 |
Reference& operator&=(int value) {
|
2906 |
2906 |
_map.set(_key, _map[_key] & value);
|
2907 |
2907 |
return *this;
|
2908 |
2908 |
}
|
2909 |
2909 |
Reference& operator|=(int value) {
|
2910 |
2910 |
_map.set(_key, _map[_key] | value);
|
2911 |
2911 |
return *this;
|
2912 |
2912 |
}
|
2913 |
2913 |
Reference& operator^=(int value) {
|
2914 |
2914 |
_map.set(_key, _map[_key] ^ value);
|
2915 |
2915 |
return *this;
|
2916 |
2916 |
}
|
2917 |
2917 |
Reference& operator<<=(int value) {
|
2918 |
2918 |
_map.set(_key, _map[_key] << value);
|
2919 |
2919 |
return *this;
|
2920 |
2920 |
}
|
2921 |
2921 |
Reference& operator>>=(int value) {
|
2922 |
2922 |
_map.set(_key, _map[_key] >> value);
|
2923 |
2923 |
return *this;
|
2924 |
2924 |
}
|
2925 |
2925 |
|
2926 |
2926 |
private:
|
2927 |
2927 |
Key _key;
|
2928 |
2928 |
IterableIntMap& _map;
|
2929 |
2929 |
};
|
2930 |
2930 |
|
2931 |
2931 |
/// The const reference type.
|
2932 |
2932 |
typedef const Value& ConstReference;
|
2933 |
2933 |
|
2934 |
2934 |
/// \brief Gives back the maximal value plus one.
|
2935 |
2935 |
///
|
2936 |
2936 |
/// Gives back the maximal value plus one.
|
2937 |
2937 |
int size() const {
|
2938 |
2938 |
return _first.size();
|
2939 |
2939 |
}
|
2940 |
2940 |
|
2941 |
2941 |
/// \brief Set operation of the map.
|
2942 |
2942 |
///
|
2943 |
2943 |
/// Set operation of the map.
|
2944 |
2944 |
void set(const Key& key, const Value& value) {
|
2945 |
2945 |
unlace(key);
|
2946 |
2946 |
Parent::operator[](key).value = value;
|
2947 |
2947 |
lace(key);
|
2948 |
2948 |
}
|
2949 |
2949 |
|
2950 |
2950 |
/// \brief Const subscript operator of the map.
|
2951 |
2951 |
///
|
2952 |
2952 |
/// Const subscript operator of the map.
|
2953 |
2953 |
const Value& operator[](const Key& key) const {
|
2954 |
2954 |
return Parent::operator[](key).value;
|
2955 |
2955 |
}
|
2956 |
2956 |
|
2957 |
2957 |
/// \brief Subscript operator of the map.
|
2958 |
2958 |
///
|
2959 |
2959 |
/// Subscript operator of the map.
|
2960 |
2960 |
Reference operator[](const Key& key) {
|
2961 |
2961 |
return Reference(*this, key);
|
2962 |
2962 |
}
|
2963 |
2963 |
|
2964 |
2964 |
/// \brief Iterator for the keys with the same value.
|
2965 |
2965 |
///
|
2966 |
2966 |
/// Iterator for the keys with the same value. It works
|
2967 |
2967 |
/// like a graph item iterator, it can be converted to
|
2968 |
2968 |
/// the item type of the map, incremented with \c ++ operator, and
|
2969 |
2969 |
/// if the iterator leaves the last valid item, it will be equal to
|
2970 |
2970 |
/// \c INVALID.
|
2971 |
2971 |
class ItemIt : public Key {
|
2972 |
2972 |
public:
|
2973 |
2973 |
typedef Key Parent;
|
2974 |
2974 |
|
2975 |
2975 |
/// \brief Invalid constructor \& conversion.
|
2976 |
2976 |
///
|
2977 |
2977 |
/// This constructor initializes the iterator to be invalid.
|
2978 |
2978 |
/// \sa Invalid for more details.
|
2979 |
2979 |
ItemIt(Invalid) : Parent(INVALID), _map(0) {}
|
2980 |
2980 |
|
2981 |
2981 |
/// \brief Creates an iterator with a value.
|
2982 |
2982 |
///
|
2983 |
2983 |
/// Creates an iterator with a value. It iterates on the
|
2984 |
2984 |
/// keys mapped to the given value.
|
2985 |
2985 |
/// \param map The IterableIntMap.
|
2986 |
2986 |
/// \param value The value.
|
2987 |
2987 |
ItemIt(const IterableIntMap& map, int value) : _map(&map) {
|
2988 |
2988 |
if (value < 0 || value >= int(_map->_first.size())) {
|
2989 |
2989 |
Parent::operator=(INVALID);
|
2990 |
2990 |
} else {
|
2991 |
2991 |
Parent::operator=(_map->_first[value]);
|
2992 |
2992 |
}
|
2993 |
2993 |
}
|
2994 |
2994 |
|
2995 |
2995 |
/// \brief Increment operator.
|
2996 |
2996 |
///
|
2997 |
2997 |
/// Increment operator.
|
2998 |
2998 |
ItemIt& operator++() {
|
2999 |
2999 |
Parent::operator=(_map->IterableIntMap::Parent::
|
3000 |
3000 |
operator[](static_cast<Parent&>(*this)).next);
|
3001 |
3001 |
return *this;
|
3002 |
3002 |
}
|
3003 |
3003 |
|
3004 |
3004 |
private:
|
3005 |
3005 |
const IterableIntMap* _map;
|
3006 |
3006 |
};
|
3007 |
3007 |
|
3008 |
3008 |
protected:
|
3009 |
3009 |
|
3010 |
3010 |
virtual void erase(const Key& key) {
|
3011 |
3011 |
unlace(key);
|
3012 |
3012 |
Parent::erase(key);
|
3013 |
3013 |
}
|
3014 |
3014 |
|
3015 |
3015 |
virtual void erase(const std::vector<Key>& keys) {
|
3016 |
3016 |
for (int i = 0; i < int(keys.size()); ++i) {
|
3017 |
3017 |
unlace(keys[i]);
|
3018 |
3018 |
}
|
3019 |
3019 |
Parent::erase(keys);
|
3020 |
3020 |
}
|
3021 |
3021 |
|
3022 |
3022 |
virtual void clear() {
|
3023 |
3023 |
_first.clear();
|
3024 |
3024 |
Parent::clear();
|
3025 |
3025 |
}
|
3026 |
3026 |
|
3027 |
3027 |
private:
|
3028 |
3028 |
std::vector<Key> _first;
|
3029 |
3029 |
};
|
3030 |
3030 |
|
3031 |
3031 |
namespace _maps_bits {
|
3032 |
3032 |
template <typename Item, typename Value>
|
3033 |
3033 |
struct IterableValueMapNode {
|
3034 |
3034 |
IterableValueMapNode(Value _value = Value()) : value(_value) {}
|
3035 |
3035 |
Item prev, next;
|
3036 |
3036 |
Value value;
|
3037 |
3037 |
};
|
3038 |
3038 |
}
|
3039 |
3039 |
|
3040 |
3040 |
/// \brief Dynamic iterable map for comparable values.
|
3041 |
3041 |
///
|
3042 |
3042 |
/// This class provides a special graph map type which can store a
|
3043 |
3043 |
/// comparable value for graph items (\c Node, \c Arc or \c Edge).
|
3044 |
3044 |
/// For each value it is possible to iterate on the keys mapped to
|
3045 |
3045 |
/// the value (\c ItemIt), and the values of the map can be accessed
|
3046 |
3046 |
/// with an STL compatible forward iterator (\c ValueIt).
|
3047 |
3047 |
/// The map stores a linked list for each value, which contains
|
3048 |
3048 |
/// the items mapped to the value, and the used values are stored
|
3049 |
3049 |
/// in balanced binary tree (\c std::map).
|
3050 |
3050 |
///
|
3051 |
3051 |
/// \ref IterableBoolMap and \ref IterableIntMap are similar classes
|
3052 |
3052 |
/// specialized for \c bool and \c int values, respectively.
|
3053 |
3053 |
///
|
3054 |
3054 |
/// This type is not reference map, so it cannot be modified with
|
3055 |
3055 |
/// the subscript operator.
|
3056 |
3056 |
///
|
3057 |
3057 |
/// \tparam GR The graph type.
|
3058 |
3058 |
/// \tparam K The key type of the map (\c GR::Node, \c GR::Arc or
|
3059 |
3059 |
/// \c GR::Edge).
|
3060 |
3060 |
/// \tparam V The value type of the map. It can be any comparable
|
3061 |
3061 |
/// value type.
|
3062 |
3062 |
///
|
3063 |
3063 |
/// \see IterableBoolMap, IterableIntMap
|
3064 |
3064 |
/// \see CrossRefMap
|
3065 |
3065 |
template <typename GR, typename K, typename V>
|
3066 |
3066 |
class IterableValueMap
|
3067 |
3067 |
: protected ItemSetTraits<GR, K>::
|
3068 |
3068 |
template Map<_maps_bits::IterableValueMapNode<K, V> >::Type {
|
3069 |
3069 |
public:
|
3070 |
3070 |
typedef typename ItemSetTraits<GR, K>::
|
3071 |
3071 |
template Map<_maps_bits::IterableValueMapNode<K, V> >::Type Parent;
|
3072 |
3072 |
|
3073 |
3073 |
/// The key type
|
3074 |
3074 |
typedef K Key;
|
3075 |
3075 |
/// The value type
|
3076 |
3076 |
typedef V Value;
|
3077 |
3077 |
/// The graph type
|
3078 |
3078 |
typedef GR Graph;
|
3079 |
3079 |
|
3080 |
3080 |
public:
|
3081 |
3081 |
|
3082 |
3082 |
/// \brief Constructor of the map with a given value.
|
3083 |
3083 |
///
|
3084 |
3084 |
/// Constructor of the map with a given value.
|
3085 |
3085 |
explicit IterableValueMap(const Graph& graph,
|
3086 |
3086 |
const Value& value = Value())
|
3087 |
3087 |
: Parent(graph, _maps_bits::IterableValueMapNode<K, V>(value)) {
|
3088 |
3088 |
for (typename Parent::ItemIt it(*this); it != INVALID; ++it) {
|
3089 |
3089 |
lace(it);
|
3090 |
3090 |
}
|
3091 |
3091 |
}
|
3092 |
3092 |
|
3093 |
3093 |
protected:
|
3094 |
3094 |
|
3095 |
3095 |
void unlace(const Key& key) {
|
3096 |
3096 |
typename Parent::Value& node = Parent::operator[](key);
|
3097 |
3097 |
if (node.prev != INVALID) {
|
3098 |
3098 |
Parent::operator[](node.prev).next = node.next;
|
3099 |
3099 |
} else {
|
3100 |
3100 |
if (node.next != INVALID) {
|
3101 |
3101 |
_first[node.value] = node.next;
|
3102 |
3102 |
} else {
|
3103 |
3103 |
_first.erase(node.value);
|
3104 |
3104 |
}
|
3105 |
3105 |
}
|
3106 |
3106 |
if (node.next != INVALID) {
|
3107 |
3107 |
Parent::operator[](node.next).prev = node.prev;
|
3108 |
3108 |
}
|
3109 |
3109 |
}
|
3110 |
3110 |
|
3111 |
3111 |
void lace(const Key& key) {
|
3112 |
3112 |
typename Parent::Value& node = Parent::operator[](key);
|
3113 |
3113 |
typename std::map<Value, Key>::iterator it = _first.find(node.value);
|
3114 |
3114 |
if (it == _first.end()) {
|
3115 |
3115 |
node.prev = node.next = INVALID;
|
3116 |
3116 |
_first.insert(std::make_pair(node.value, key));
|
3117 |
3117 |
} else {
|
3118 |
3118 |
node.prev = INVALID;
|
3119 |
3119 |
node.next = it->second;
|
3120 |
3120 |
if (node.next != INVALID) {
|
3121 |
3121 |
Parent::operator[](node.next).prev = key;
|
3122 |
3122 |
}
|
3123 |
3123 |
it->second = key;
|
3124 |
3124 |
}
|
3125 |
3125 |
}
|
3126 |
3126 |
|
3127 |
3127 |
public:
|
3128 |
3128 |
|
3129 |
3129 |
/// \brief Forward iterator for values.
|
3130 |
3130 |
///
|
3131 |
3131 |
/// This iterator is an STL compatible forward
|
3132 |
3132 |
/// iterator on the values of the map. The values can
|
3133 |
3133 |
/// be accessed in the <tt>[beginValue, endValue)</tt> range.
|
3134 |
3134 |
class ValueIt
|
3135 |
3135 |
: public std::iterator<std::forward_iterator_tag, Value> {
|
3136 |
3136 |
friend class IterableValueMap;
|
3137 |
3137 |
private:
|
3138 |
3138 |
ValueIt(typename std::map<Value, Key>::const_iterator _it)
|
3139 |
3139 |
: it(_it) {}
|
3140 |
3140 |
public:
|
3141 |
3141 |
|
3142 |
3142 |
/// Constructor
|
3143 |
3143 |
ValueIt() {}
|
3144 |
3144 |
|
3145 |
3145 |
/// \e
|
3146 |
3146 |
ValueIt& operator++() { ++it; return *this; }
|
3147 |
3147 |
/// \e
|
3148 |
3148 |
ValueIt operator++(int) {
|
3149 |
3149 |
ValueIt tmp(*this);
|
3150 |
3150 |
operator++();
|
3151 |
3151 |
return tmp;
|
3152 |
3152 |
}
|
3153 |
3153 |
|
3154 |
3154 |
/// \e
|
3155 |
3155 |
const Value& operator*() const { return it->first; }
|
3156 |
3156 |
/// \e
|
3157 |
3157 |
const Value* operator->() const { return &(it->first); }
|
3158 |
3158 |
|
3159 |
3159 |
/// \e
|
3160 |
3160 |
bool operator==(ValueIt jt) const { return it == jt.it; }
|
3161 |
3161 |
/// \e
|
3162 |
3162 |
bool operator!=(ValueIt jt) const { return it != jt.it; }
|
3163 |
3163 |
|
3164 |
3164 |
private:
|
3165 |
3165 |
typename std::map<Value, Key>::const_iterator it;
|
3166 |
3166 |
};
|
3167 |
3167 |
|
3168 |
3168 |
/// \brief Returns an iterator to the first value.
|
3169 |
3169 |
///
|
3170 |
3170 |
/// Returns an STL compatible iterator to the
|
3171 |
3171 |
/// first value of the map. The values of the
|
3172 |
3172 |
/// map can be accessed in the <tt>[beginValue, endValue)</tt>
|
3173 |
3173 |
/// range.
|
3174 |
3174 |
ValueIt beginValue() const {
|
3175 |
3175 |
return ValueIt(_first.begin());
|
3176 |
3176 |
}
|
3177 |
3177 |
|
3178 |
3178 |
/// \brief Returns an iterator after the last value.
|
3179 |
3179 |
///
|
3180 |
3180 |
/// Returns an STL compatible iterator after the
|
3181 |
3181 |
/// last value of the map. The values of the
|
3182 |
3182 |
/// map can be accessed in the <tt>[beginValue, endValue)</tt>
|
3183 |
3183 |
/// range.
|
3184 |
3184 |
ValueIt endValue() const {
|
3185 |
3185 |
return ValueIt(_first.end());
|
3186 |
3186 |
}
|
3187 |
3187 |
|
3188 |
3188 |
/// \brief Set operation of the map.
|
3189 |
3189 |
///
|
3190 |
3190 |
/// Set operation of the map.
|
3191 |
3191 |
void set(const Key& key, const Value& value) {
|
3192 |
3192 |
unlace(key);
|
3193 |
3193 |
Parent::operator[](key).value = value;
|
3194 |
3194 |
lace(key);
|
3195 |
3195 |
}
|
3196 |
3196 |
|
3197 |
3197 |
/// \brief Const subscript operator of the map.
|
3198 |
3198 |
///
|
3199 |
3199 |
/// Const subscript operator of the map.
|
3200 |
3200 |
const Value& operator[](const Key& key) const {
|
3201 |
3201 |
return Parent::operator[](key).value;
|
3202 |
3202 |
}
|
3203 |
3203 |
|
3204 |
3204 |
/// \brief Iterator for the keys with the same value.
|
3205 |
3205 |
///
|
3206 |
3206 |
/// Iterator for the keys with the same value. It works
|
3207 |
3207 |
/// like a graph item iterator, it can be converted to
|
3208 |
3208 |
/// the item type of the map, incremented with \c ++ operator, and
|
3209 |
3209 |
/// if the iterator leaves the last valid item, it will be equal to
|
3210 |
3210 |
/// \c INVALID.
|
3211 |
3211 |
class ItemIt : public Key {
|
3212 |
3212 |
public:
|
3213 |
3213 |
typedef Key Parent;
|
3214 |
3214 |
|
3215 |
3215 |
/// \brief Invalid constructor \& conversion.
|
3216 |
3216 |
///
|
3217 |
3217 |
/// This constructor initializes the iterator to be invalid.
|
3218 |
3218 |
/// \sa Invalid for more details.
|
3219 |
3219 |
ItemIt(Invalid) : Parent(INVALID), _map(0) {}
|
3220 |
3220 |
|
3221 |
3221 |
/// \brief Creates an iterator with a value.
|
3222 |
3222 |
///
|
3223 |
3223 |
/// Creates an iterator with a value. It iterates on the
|
3224 |
3224 |
/// keys which have the given value.
|
3225 |
3225 |
/// \param map The IterableValueMap
|
3226 |
3226 |
/// \param value The value
|
3227 |
3227 |
ItemIt(const IterableValueMap& map, const Value& value) : _map(&map) {
|
3228 |
3228 |
typename std::map<Value, Key>::const_iterator it =
|
3229 |
3229 |
map._first.find(value);
|
3230 |
3230 |
if (it == map._first.end()) {
|
3231 |
3231 |
Parent::operator=(INVALID);
|
3232 |
3232 |
} else {
|
3233 |
3233 |
Parent::operator=(it->second);
|
3234 |
3234 |
}
|
3235 |
3235 |
}
|
3236 |
3236 |
|
3237 |
3237 |
/// \brief Increment operator.
|
3238 |
3238 |
///
|
3239 |
3239 |
/// Increment Operator.
|
3240 |
3240 |
ItemIt& operator++() {
|
3241 |
3241 |
Parent::operator=(_map->IterableValueMap::Parent::
|
3242 |
3242 |
operator[](static_cast<Parent&>(*this)).next);
|
3243 |
3243 |
return *this;
|
3244 |
3244 |
}
|
3245 |
3245 |
|
3246 |
3246 |
|
3247 |
3247 |
private:
|
3248 |
3248 |
const IterableValueMap* _map;
|
3249 |
3249 |
};
|
3250 |
3250 |
|
3251 |
3251 |
protected:
|
3252 |
3252 |
|
3253 |
3253 |
virtual void add(const Key& key) {
|
3254 |
3254 |
Parent::add(key);
|
3255 |
|
unlace(key);
|
|
3255 |
lace(key);
|
3256 |
3256 |
}
|
3257 |
3257 |
|
3258 |
3258 |
virtual void add(const std::vector<Key>& keys) {
|
3259 |
3259 |
Parent::add(keys);
|
3260 |
3260 |
for (int i = 0; i < int(keys.size()); ++i) {
|
3261 |
3261 |
lace(keys[i]);
|
3262 |
3262 |
}
|
3263 |
3263 |
}
|
3264 |
3264 |
|
3265 |
3265 |
virtual void erase(const Key& key) {
|
3266 |
3266 |
unlace(key);
|
3267 |
3267 |
Parent::erase(key);
|
3268 |
3268 |
}
|
3269 |
3269 |
|
3270 |
3270 |
virtual void erase(const std::vector<Key>& keys) {
|
3271 |
3271 |
for (int i = 0; i < int(keys.size()); ++i) {
|
3272 |
3272 |
unlace(keys[i]);
|
3273 |
3273 |
}
|
3274 |
3274 |
Parent::erase(keys);
|
3275 |
3275 |
}
|
3276 |
3276 |
|
3277 |
3277 |
virtual void build() {
|
3278 |
3278 |
Parent::build();
|
3279 |
3279 |
for (typename Parent::ItemIt it(*this); it != INVALID; ++it) {
|
3280 |
3280 |
lace(it);
|
3281 |
3281 |
}
|
3282 |
3282 |
}
|
3283 |
3283 |
|
3284 |
3284 |
virtual void clear() {
|
3285 |
3285 |
_first.clear();
|
3286 |
3286 |
Parent::clear();
|
3287 |
3287 |
}
|
3288 |
3288 |
|
3289 |
3289 |
private:
|
3290 |
3290 |
std::map<Value, Key> _first;
|
3291 |
3291 |
};
|
3292 |
3292 |
|
3293 |
3293 |
/// \brief Map of the source nodes of arcs in a digraph.
|
3294 |
3294 |
///
|
3295 |
3295 |
/// SourceMap provides access for the source node of each arc in a digraph,
|
3296 |
3296 |
/// which is returned by the \c source() function of the digraph.
|
3297 |
3297 |
/// \tparam GR The digraph type.
|
3298 |
3298 |
/// \see TargetMap
|
3299 |
3299 |
template <typename GR>
|
3300 |
3300 |
class SourceMap {
|
3301 |
3301 |
public:
|
3302 |
3302 |
|
3303 |
3303 |
/// The key type (the \c Arc type of the digraph).
|
3304 |
3304 |
typedef typename GR::Arc Key;
|
3305 |
3305 |
/// The value type (the \c Node type of the digraph).
|
3306 |
3306 |
typedef typename GR::Node Value;
|
3307 |
3307 |
|
3308 |
3308 |
/// \brief Constructor
|
3309 |
3309 |
///
|
3310 |
3310 |
/// Constructor.
|
3311 |
3311 |
/// \param digraph The digraph that the map belongs to.
|
3312 |
3312 |
explicit SourceMap(const GR& digraph) : _graph(digraph) {}
|
3313 |
3313 |
|
3314 |
3314 |
/// \brief Returns the source node of the given arc.
|
3315 |
3315 |
///
|
3316 |
3316 |
/// Returns the source node of the given arc.
|
3317 |
3317 |
Value operator[](const Key& arc) const {
|
3318 |
3318 |
return _graph.source(arc);
|
3319 |
3319 |
}
|
3320 |
3320 |
|
3321 |
3321 |
private:
|
3322 |
3322 |
const GR& _graph;
|
3323 |
3323 |
};
|
3324 |
3324 |
|
3325 |
3325 |
/// \brief Returns a \c SourceMap class.
|
3326 |
3326 |
///
|
3327 |
3327 |
/// This function just returns an \c SourceMap class.
|
3328 |
3328 |
/// \relates SourceMap
|
3329 |
3329 |
template <typename GR>
|
3330 |
3330 |
inline SourceMap<GR> sourceMap(const GR& graph) {
|
3331 |
3331 |
return SourceMap<GR>(graph);
|
3332 |
3332 |
}
|
3333 |
3333 |
|
3334 |
3334 |
/// \brief Map of the target nodes of arcs in a digraph.
|
3335 |
3335 |
///
|
3336 |
3336 |
/// TargetMap provides access for the target node of each arc in a digraph,
|
3337 |
3337 |
/// which is returned by the \c target() function of the digraph.
|
3338 |
3338 |
/// \tparam GR The digraph type.
|
3339 |
3339 |
/// \see SourceMap
|
3340 |
3340 |
template <typename GR>
|
3341 |
3341 |
class TargetMap {
|
3342 |
3342 |
public:
|
3343 |
3343 |
|
3344 |
3344 |
/// The key type (the \c Arc type of the digraph).
|
3345 |
3345 |
typedef typename GR::Arc Key;
|
3346 |
3346 |
/// The value type (the \c Node type of the digraph).
|
3347 |
3347 |
typedef typename GR::Node Value;
|
3348 |
3348 |
|
3349 |
3349 |
/// \brief Constructor
|
3350 |
3350 |
///
|
3351 |
3351 |
/// Constructor.
|
3352 |
3352 |
/// \param digraph The digraph that the map belongs to.
|
3353 |
3353 |
explicit TargetMap(const GR& digraph) : _graph(digraph) {}
|
3354 |
3354 |
|
3355 |
3355 |
/// \brief Returns the target node of the given arc.
|
3356 |
3356 |
///
|
3357 |
3357 |
/// Returns the target node of the given arc.
|
3358 |
3358 |
Value operator[](const Key& e) const {
|
3359 |
3359 |
return _graph.target(e);
|
3360 |
3360 |
}
|
3361 |
3361 |
|
3362 |
3362 |
private:
|
3363 |
3363 |
const GR& _graph;
|
3364 |
3364 |
};
|
3365 |
3365 |
|
3366 |
3366 |
/// \brief Returns a \c TargetMap class.
|
3367 |
3367 |
///
|
3368 |
3368 |
/// This function just returns a \c TargetMap class.
|
3369 |
3369 |
/// \relates TargetMap
|
3370 |
3370 |
template <typename GR>
|
3371 |
3371 |
inline TargetMap<GR> targetMap(const GR& graph) {
|
3372 |
3372 |
return TargetMap<GR>(graph);
|
3373 |
3373 |
}
|
3374 |
3374 |
|
3375 |
3375 |
/// \brief Map of the "forward" directed arc view of edges in a graph.
|
3376 |
3376 |
///
|
3377 |
3377 |
/// ForwardMap provides access for the "forward" directed arc view of
|
3378 |
3378 |
/// each edge in a graph, which is returned by the \c direct() function
|
3379 |
3379 |
/// of the graph with \c true parameter.
|
3380 |
3380 |
/// \tparam GR The graph type.
|
3381 |
3381 |
/// \see BackwardMap
|
3382 |
3382 |
template <typename GR>
|
3383 |
3383 |
class ForwardMap {
|
3384 |
3384 |
public:
|
3385 |
3385 |
|
3386 |
3386 |
/// The key type (the \c Edge type of the digraph).
|
3387 |
3387 |
typedef typename GR::Edge Key;
|
3388 |
3388 |
/// The value type (the \c Arc type of the digraph).
|
3389 |
3389 |
typedef typename GR::Arc Value;
|
3390 |
3390 |
|
3391 |
3391 |
/// \brief Constructor
|
3392 |
3392 |
///
|
3393 |
3393 |
/// Constructor.
|
3394 |
3394 |
/// \param graph The graph that the map belongs to.
|
3395 |
3395 |
explicit ForwardMap(const GR& graph) : _graph(graph) {}
|
3396 |
3396 |
|
3397 |
3397 |
/// \brief Returns the "forward" directed arc view of the given edge.
|
3398 |
3398 |
///
|
3399 |
3399 |
/// Returns the "forward" directed arc view of the given edge.
|
3400 |
3400 |
Value operator[](const Key& key) const {
|
3401 |
3401 |
return _graph.direct(key, true);
|
3402 |
3402 |
}
|
3403 |
3403 |
|
3404 |
3404 |
private:
|
3405 |
3405 |
const GR& _graph;
|
3406 |
3406 |
};
|
3407 |
3407 |
|
3408 |
3408 |
/// \brief Returns a \c ForwardMap class.
|
3409 |
3409 |
///
|
3410 |
3410 |
/// This function just returns an \c ForwardMap class.
|
3411 |
3411 |
/// \relates ForwardMap
|
3412 |
3412 |
template <typename GR>
|
3413 |
3413 |
inline ForwardMap<GR> forwardMap(const GR& graph) {
|
3414 |
3414 |
return ForwardMap<GR>(graph);
|
3415 |
3415 |
}
|
3416 |
3416 |
|
3417 |
3417 |
/// \brief Map of the "backward" directed arc view of edges in a graph.
|
3418 |
3418 |
///
|
3419 |
3419 |
/// BackwardMap provides access for the "backward" directed arc view of
|
3420 |
3420 |
/// each edge in a graph, which is returned by the \c direct() function
|
3421 |
3421 |
/// of the graph with \c false parameter.
|
3422 |
3422 |
/// \tparam GR The graph type.
|
3423 |
3423 |
/// \see ForwardMap
|
3424 |
3424 |
template <typename GR>
|
3425 |
3425 |
class BackwardMap {
|
3426 |
3426 |
public:
|
3427 |
3427 |
|
3428 |
3428 |
/// The key type (the \c Edge type of the digraph).
|
3429 |
3429 |
typedef typename GR::Edge Key;
|
3430 |
3430 |
/// The value type (the \c Arc type of the digraph).
|
3431 |
3431 |
typedef typename GR::Arc Value;
|
3432 |
3432 |
|
3433 |
3433 |
/// \brief Constructor
|
3434 |
3434 |
///
|
3435 |
3435 |
/// Constructor.
|
3436 |
3436 |
/// \param graph The graph that the map belongs to.
|
3437 |
3437 |
explicit BackwardMap(const GR& graph) : _graph(graph) {}
|
3438 |
3438 |
|
3439 |
3439 |
/// \brief Returns the "backward" directed arc view of the given edge.
|
3440 |
3440 |
///
|
3441 |
3441 |
/// Returns the "backward" directed arc view of the given edge.
|
3442 |
3442 |
Value operator[](const Key& key) const {
|
3443 |
3443 |
return _graph.direct(key, false);
|
3444 |
3444 |
}
|
3445 |
3445 |
|
3446 |
3446 |
private:
|
3447 |
3447 |
const GR& _graph;
|
3448 |
3448 |
};
|
3449 |
3449 |
|
3450 |
3450 |
/// \brief Returns a \c BackwardMap class
|
3451 |
3451 |
|
3452 |
3452 |
/// This function just returns a \c BackwardMap class.
|
3453 |
3453 |
/// \relates BackwardMap
|
3454 |
3454 |
template <typename GR>
|
3455 |
3455 |
inline BackwardMap<GR> backwardMap(const GR& graph) {
|
3456 |
3456 |
return BackwardMap<GR>(graph);
|
3457 |
3457 |
}
|
3458 |
3458 |
|
3459 |
3459 |
/// \brief Map of the in-degrees of nodes in a digraph.
|
3460 |
3460 |
///
|
3461 |
3461 |
/// This map returns the in-degree of a node. Once it is constructed,
|
3462 |
3462 |
/// the degrees are stored in a standard \c NodeMap, so each query is done
|
3463 |
3463 |
/// in constant time. On the other hand, the values are updated automatically
|
3464 |
3464 |
/// whenever the digraph changes.
|
3465 |
3465 |
///
|
3466 |
3466 |
/// \warning Besides \c addNode() and \c addArc(), a digraph structure
|
3467 |
3467 |
/// may provide alternative ways to modify the digraph.
|
3468 |
3468 |
/// The correct behavior of InDegMap is not guarantied if these additional
|
3469 |
3469 |
/// features are used. For example, the functions
|
3470 |
3470 |
/// \ref ListDigraph::changeSource() "changeSource()",
|
3471 |
3471 |
/// \ref ListDigraph::changeTarget() "changeTarget()" and
|
3472 |
3472 |
/// \ref ListDigraph::reverseArc() "reverseArc()"
|
3473 |
3473 |
/// of \ref ListDigraph will \e not update the degree values correctly.
|
3474 |
3474 |
///
|
3475 |
3475 |
/// \sa OutDegMap
|
3476 |
3476 |
template <typename GR>
|
3477 |
3477 |
class InDegMap
|
3478 |
3478 |
: protected ItemSetTraits<GR, typename GR::Arc>
|
3479 |
3479 |
::ItemNotifier::ObserverBase {
|
3480 |
3480 |
|
3481 |
3481 |
public:
|
3482 |
3482 |
|
3483 |
3483 |
/// The graph type of InDegMap
|
3484 |
3484 |
typedef GR Graph;
|
3485 |
3485 |
typedef GR Digraph;
|
3486 |
3486 |
/// The key type
|
3487 |
3487 |
typedef typename Digraph::Node Key;
|
3488 |
3488 |
/// The value type
|
3489 |
3489 |
typedef int Value;
|
3490 |
3490 |
|
3491 |
3491 |
typedef typename ItemSetTraits<Digraph, typename Digraph::Arc>
|
3492 |
3492 |
::ItemNotifier::ObserverBase Parent;
|
3493 |
3493 |
|
3494 |
3494 |
private:
|
3495 |
3495 |
|
3496 |
3496 |
class AutoNodeMap
|
3497 |
3497 |
: public ItemSetTraits<Digraph, Key>::template Map<int>::Type {
|
3498 |
3498 |
public:
|
3499 |
3499 |
|
3500 |
3500 |
typedef typename ItemSetTraits<Digraph, Key>::
|
3501 |
3501 |
template Map<int>::Type Parent;
|
3502 |
3502 |
|
3503 |
3503 |
AutoNodeMap(const Digraph& digraph) : Parent(digraph, 0) {}
|
3504 |
3504 |
|
3505 |
3505 |
virtual void add(const Key& key) {
|
3506 |
3506 |
Parent::add(key);
|
3507 |
3507 |
Parent::set(key, 0);
|
3508 |
3508 |
}
|
3509 |
3509 |
|
3510 |
3510 |
virtual void add(const std::vector<Key>& keys) {
|
3511 |
3511 |
Parent::add(keys);
|
3512 |
3512 |
for (int i = 0; i < int(keys.size()); ++i) {
|
3513 |
3513 |
Parent::set(keys[i], 0);
|
3514 |
3514 |
}
|
3515 |
3515 |
}
|
3516 |
3516 |
|
3517 |
3517 |
virtual void build() {
|
3518 |
3518 |
Parent::build();
|
3519 |
3519 |
Key it;
|
3520 |
3520 |
typename Parent::Notifier* nf = Parent::notifier();
|
3521 |
3521 |
for (nf->first(it); it != INVALID; nf->next(it)) {
|
3522 |
3522 |
Parent::set(it, 0);
|
3523 |
3523 |
}
|
3524 |
3524 |
}
|
3525 |
3525 |
};
|
3526 |
3526 |
|
3527 |
3527 |
public:
|
3528 |
3528 |
|
3529 |
3529 |
/// \brief Constructor.
|
3530 |
3530 |
///
|
3531 |
3531 |
/// Constructor for creating an in-degree map.
|
3532 |
3532 |
explicit InDegMap(const Digraph& graph)
|
3533 |
3533 |
: _digraph(graph), _deg(graph) {
|
3534 |
3534 |
Parent::attach(_digraph.notifier(typename Digraph::Arc()));
|
3535 |
3535 |
|
3536 |
3536 |
for(typename Digraph::NodeIt it(_digraph); it != INVALID; ++it) {
|
3537 |
3537 |
_deg[it] = countInArcs(_digraph, it);
|
3538 |
3538 |
}
|
3539 |
3539 |
}
|
3540 |
3540 |
|
3541 |
3541 |
/// \brief Gives back the in-degree of a Node.
|
3542 |
3542 |
///
|
3543 |
3543 |
/// Gives back the in-degree of a Node.
|
3544 |
3544 |
int operator[](const Key& key) const {
|
3545 |
3545 |
return _deg[key];
|
3546 |
3546 |
}
|
3547 |
3547 |
|
3548 |
3548 |
protected:
|
3549 |
3549 |
|
3550 |
3550 |
typedef typename Digraph::Arc Arc;
|
3551 |
3551 |
|
3552 |
3552 |
virtual void add(const Arc& arc) {
|
3553 |
3553 |
++_deg[_digraph.target(arc)];
|
3554 |
3554 |
}
|
3555 |
3555 |
|
3556 |
3556 |
virtual void add(const std::vector<Arc>& arcs) {
|
3557 |
3557 |
for (int i = 0; i < int(arcs.size()); ++i) {
|
3558 |
3558 |
++_deg[_digraph.target(arcs[i])];
|
3559 |
3559 |
}
|
3560 |
3560 |
}
|
3561 |
3561 |
|
3562 |
3562 |
virtual void erase(const Arc& arc) {
|
3563 |
3563 |
--_deg[_digraph.target(arc)];
|
3564 |
3564 |
}
|
3565 |
3565 |
|
3566 |
3566 |
virtual void erase(const std::vector<Arc>& arcs) {
|
3567 |
3567 |
for (int i = 0; i < int(arcs.size()); ++i) {
|
3568 |
3568 |
--_deg[_digraph.target(arcs[i])];
|
3569 |
3569 |
}
|
3570 |
3570 |
}
|
3571 |
3571 |
|
3572 |
3572 |
virtual void build() {
|
3573 |
3573 |
for(typename Digraph::NodeIt it(_digraph); it != INVALID; ++it) {
|
3574 |
3574 |
_deg[it] = countInArcs(_digraph, it);
|
3575 |
3575 |
}
|
3576 |
3576 |
}
|
3577 |
3577 |
|
3578 |
3578 |
virtual void clear() {
|
3579 |
3579 |
for(typename Digraph::NodeIt it(_digraph); it != INVALID; ++it) {
|
3580 |
3580 |
_deg[it] = 0;
|
3581 |
3581 |
}
|
3582 |
3582 |
}
|
3583 |
3583 |
private:
|
3584 |
3584 |
|
3585 |
3585 |
const Digraph& _digraph;
|
3586 |
3586 |
AutoNodeMap _deg;
|
3587 |
3587 |
};
|
3588 |
3588 |
|
3589 |
3589 |
/// \brief Map of the out-degrees of nodes in a digraph.
|
3590 |
3590 |
///
|
3591 |
3591 |
/// This map returns the out-degree of a node. Once it is constructed,
|
3592 |
3592 |
/// the degrees are stored in a standard \c NodeMap, so each query is done
|
3593 |
3593 |
/// in constant time. On the other hand, the values are updated automatically
|
3594 |
3594 |
/// whenever the digraph changes.
|
3595 |
3595 |
///
|
3596 |
3596 |
/// \warning Besides \c addNode() and \c addArc(), a digraph structure
|
3597 |
3597 |
/// may provide alternative ways to modify the digraph.
|
3598 |
3598 |
/// The correct behavior of OutDegMap is not guarantied if these additional
|
3599 |
3599 |
/// features are used. For example, the functions
|
3600 |
3600 |
/// \ref ListDigraph::changeSource() "changeSource()",
|
3601 |
3601 |
/// \ref ListDigraph::changeTarget() "changeTarget()" and
|
3602 |
3602 |
/// \ref ListDigraph::reverseArc() "reverseArc()"
|
3603 |
3603 |
/// of \ref ListDigraph will \e not update the degree values correctly.
|
3604 |
3604 |
///
|
3605 |
3605 |
/// \sa InDegMap
|
3606 |
3606 |
template <typename GR>
|
3607 |
3607 |
class OutDegMap
|
3608 |
3608 |
: protected ItemSetTraits<GR, typename GR::Arc>
|
3609 |
3609 |
::ItemNotifier::ObserverBase {
|
3610 |
3610 |
|
3611 |
3611 |
public:
|
3612 |
3612 |
|
3613 |
3613 |
/// The graph type of OutDegMap
|
3614 |
3614 |
typedef GR Graph;
|
3615 |
3615 |
typedef GR Digraph;
|
3616 |
3616 |
/// The key type
|
3617 |
3617 |
typedef typename Digraph::Node Key;
|
3618 |
3618 |
/// The value type
|
3619 |
3619 |
typedef int Value;
|
3620 |
3620 |
|
3621 |
3621 |
typedef typename ItemSetTraits<Digraph, typename Digraph::Arc>
|
3622 |
3622 |
::ItemNotifier::ObserverBase Parent;
|
3623 |
3623 |
|
3624 |
3624 |
private:
|
3625 |
3625 |
|
3626 |
3626 |
class AutoNodeMap
|
3627 |
3627 |
: public ItemSetTraits<Digraph, Key>::template Map<int>::Type {
|
3628 |
3628 |
public:
|
3629 |
3629 |
|
3630 |
3630 |
typedef typename ItemSetTraits<Digraph, Key>::
|
3631 |
3631 |
template Map<int>::Type Parent;
|
3632 |
3632 |
|
3633 |
3633 |
AutoNodeMap(const Digraph& digraph) : Parent(digraph, 0) {}
|
3634 |
3634 |
|
3635 |
3635 |
virtual void add(const Key& key) {
|
3636 |
3636 |
Parent::add(key);
|
3637 |
3637 |
Parent::set(key, 0);
|
3638 |
3638 |
}
|
3639 |
3639 |
virtual void add(const std::vector<Key>& keys) {
|
3640 |
3640 |
Parent::add(keys);
|
3641 |
3641 |
for (int i = 0; i < int(keys.size()); ++i) {
|
3642 |
3642 |
Parent::set(keys[i], 0);
|
3643 |
3643 |
}
|
3644 |
3644 |
}
|
3645 |
3645 |
virtual void build() {
|
3646 |
3646 |
Parent::build();
|
3647 |
3647 |
Key it;
|
3648 |
3648 |
typename Parent::Notifier* nf = Parent::notifier();
|
3649 |
3649 |
for (nf->first(it); it != INVALID; nf->next(it)) {
|
3650 |
3650 |
Parent::set(it, 0);
|
3651 |
3651 |
}
|
3652 |
3652 |
}
|
3653 |
3653 |
};
|
3654 |
3654 |
|
3655 |
3655 |
public:
|
3656 |
3656 |
|
3657 |
3657 |
/// \brief Constructor.
|
3658 |
3658 |
///
|
3659 |
3659 |
/// Constructor for creating an out-degree map.
|
3660 |
3660 |
explicit OutDegMap(const Digraph& graph)
|
3661 |
3661 |
: _digraph(graph), _deg(graph) {
|
3662 |
3662 |
Parent::attach(_digraph.notifier(typename Digraph::Arc()));
|
3663 |
3663 |
|
3664 |
3664 |
for(typename Digraph::NodeIt it(_digraph); it != INVALID; ++it) {
|
3665 |
3665 |
_deg[it] = countOutArcs(_digraph, it);
|
3666 |
3666 |
}
|
3667 |
3667 |
}
|
3668 |
3668 |
|
3669 |
3669 |
/// \brief Gives back the out-degree of a Node.
|
3670 |
3670 |
///
|
3671 |
3671 |
/// Gives back the out-degree of a Node.
|
3672 |
3672 |
int operator[](const Key& key) const {
|
3673 |
3673 |
return _deg[key];
|
3674 |
3674 |
}
|
3675 |
3675 |
|
3676 |
3676 |
protected:
|
3677 |
3677 |
|
3678 |
3678 |
typedef typename Digraph::Arc Arc;
|
3679 |
3679 |
|
3680 |
3680 |
virtual void add(const Arc& arc) {
|
3681 |
3681 |
++_deg[_digraph.source(arc)];
|
3682 |
3682 |
}
|
3683 |
3683 |
|
3684 |
3684 |
virtual void add(const std::vector<Arc>& arcs) {
|
3685 |
3685 |
for (int i = 0; i < int(arcs.size()); ++i) {
|
3686 |
3686 |
++_deg[_digraph.source(arcs[i])];
|
3687 |
3687 |
}
|
3688 |
3688 |
}
|
3689 |
3689 |
|
3690 |
3690 |
virtual void erase(const Arc& arc) {
|
3691 |
3691 |
--_deg[_digraph.source(arc)];
|
3692 |
3692 |
}
|
3693 |
3693 |
|
3694 |
3694 |
virtual void erase(const std::vector<Arc>& arcs) {
|
3695 |
3695 |
for (int i = 0; i < int(arcs.size()); ++i) {
|
3696 |
3696 |
--_deg[_digraph.source(arcs[i])];
|
3697 |
3697 |
}
|
3698 |
3698 |
}
|
3699 |
3699 |
|
3700 |
3700 |
virtual void build() {
|
3701 |
3701 |
for(typename Digraph::NodeIt it(_digraph); it != INVALID; ++it) {
|
3702 |
3702 |
_deg[it] = countOutArcs(_digraph, it);
|
3703 |
3703 |
}
|
3704 |
3704 |
}
|
3705 |
3705 |
|
3706 |
3706 |
virtual void clear() {
|
3707 |
3707 |
for(typename Digraph::NodeIt it(_digraph); it != INVALID; ++it) {
|
3708 |
3708 |
_deg[it] = 0;
|
3709 |
3709 |
}
|
3710 |
3710 |
}
|
3711 |
3711 |
private:
|
3712 |
3712 |
|
3713 |
3713 |
const Digraph& _digraph;
|
3714 |
3714 |
AutoNodeMap _deg;
|
3715 |
3715 |
};
|
3716 |
3716 |
|
3717 |
3717 |
/// \brief Potential difference map
|
3718 |
3718 |
///
|
3719 |
3719 |
/// PotentialDifferenceMap returns the difference between the potentials of
|
3720 |
3720 |
/// the source and target nodes of each arc in a digraph, i.e. it returns
|
3721 |
3721 |
/// \code
|
3722 |
3722 |
/// potential[gr.target(arc)] - potential[gr.source(arc)].
|
3723 |
3723 |
/// \endcode
|
3724 |
3724 |
/// \tparam GR The digraph type.
|
3725 |
3725 |
/// \tparam POT A node map storing the potentials.
|
3726 |
3726 |
template <typename GR, typename POT>
|
3727 |
3727 |
class PotentialDifferenceMap {
|
3728 |
3728 |
public:
|
3729 |
3729 |
/// Key type
|
3730 |
3730 |
typedef typename GR::Arc Key;
|
3731 |
3731 |
/// Value type
|
3732 |
3732 |
typedef typename POT::Value Value;
|
3733 |
3733 |
|
3734 |
3734 |
/// \brief Constructor
|
3735 |
3735 |
///
|
3736 |
3736 |
/// Contructor of the map.
|
3737 |
3737 |
explicit PotentialDifferenceMap(const GR& gr,
|
3738 |
3738 |
const POT& potential)
|
3739 |
3739 |
: _digraph(gr), _potential(potential) {}
|
3740 |
3740 |
|
3741 |
3741 |
/// \brief Returns the potential difference for the given arc.
|
3742 |
3742 |
///
|
3743 |
3743 |
/// Returns the potential difference for the given arc, i.e.
|
3744 |
3744 |
/// \code
|
3745 |
3745 |
/// potential[gr.target(arc)] - potential[gr.source(arc)].
|
3746 |
3746 |
/// \endcode
|
3747 |
3747 |
Value operator[](const Key& arc) const {
|
3748 |
3748 |
return _potential[_digraph.target(arc)] -
|
3749 |
3749 |
_potential[_digraph.source(arc)];
|
3750 |
3750 |
}
|
3751 |
3751 |
|
3752 |
3752 |
private:
|
3753 |
3753 |
const GR& _digraph;
|
3754 |
3754 |
const POT& _potential;
|
3755 |
3755 |
};
|
3756 |
3756 |
|
3757 |
3757 |
/// \brief Returns a PotentialDifferenceMap.
|
3758 |
3758 |
///
|
3759 |
3759 |
/// This function just returns a PotentialDifferenceMap.
|
3760 |
3760 |
/// \relates PotentialDifferenceMap
|
3761 |
3761 |
template <typename GR, typename POT>
|
3762 |
3762 |
PotentialDifferenceMap<GR, POT>
|
3763 |
3763 |
potentialDifferenceMap(const GR& gr, const POT& potential) {
|
3764 |
3764 |
return PotentialDifferenceMap<GR, POT>(gr, potential);
|
3765 |
3765 |
}
|
3766 |
3766 |
|
3767 |
3767 |
|
3768 |
3768 |
/// \brief Copy the values of a graph map to another map.
|
3769 |
3769 |
///
|
3770 |
3770 |
/// This function copies the values of a graph map to another graph map.
|
3771 |
3771 |
/// \c To::Key must be equal or convertible to \c From::Key and
|
3772 |
3772 |
/// \c From::Value must be equal or convertible to \c To::Value.
|
3773 |
3773 |
///
|
3774 |
3774 |
/// For example, an edge map of \c int value type can be copied to
|
3775 |
3775 |
/// an arc map of \c double value type in an undirected graph, but
|
3776 |
3776 |
/// an arc map cannot be copied to an edge map.
|
3777 |
3777 |
/// Note that even a \ref ConstMap can be copied to a standard graph map,
|
3778 |
3778 |
/// but \ref mapFill() can also be used for this purpose.
|
3779 |
3779 |
///
|
3780 |
3780 |
/// \param gr The graph for which the maps are defined.
|
3781 |
3781 |
/// \param from The map from which the values have to be copied.
|
3782 |
3782 |
/// It must conform to the \ref concepts::ReadMap "ReadMap" concept.
|
3783 |
3783 |
/// \param to The map to which the values have to be copied.
|
3784 |
3784 |
/// It must conform to the \ref concepts::WriteMap "WriteMap" concept.
|
3785 |
3785 |
template <typename GR, typename From, typename To>
|
3786 |
3786 |
void mapCopy(const GR& gr, const From& from, To& to) {
|
3787 |
3787 |
typedef typename To::Key Item;
|
3788 |
3788 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
3789 |
3789 |
|
3790 |
3790 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
3791 |
3791 |
to.set(it, from[it]);
|
3792 |
3792 |
}
|
3793 |
3793 |
}
|
3794 |
3794 |
|
3795 |
3795 |
/// \brief Compare two graph maps.
|
3796 |
3796 |
///
|
3797 |
3797 |
/// This function compares the values of two graph maps. It returns
|
3798 |
3798 |
/// \c true if the maps assign the same value for all items in the graph.
|
3799 |
3799 |
/// The \c Key type of the maps (\c Node, \c Arc or \c Edge) must be equal
|
3800 |
3800 |
/// and their \c Value types must be comparable using \c %operator==().
|
3801 |
3801 |
///
|
3802 |
3802 |
/// \param gr The graph for which the maps are defined.
|
3803 |
3803 |
/// \param map1 The first map.
|
3804 |
3804 |
/// \param map2 The second map.
|
3805 |
3805 |
template <typename GR, typename Map1, typename Map2>
|
3806 |
3806 |
bool mapCompare(const GR& gr, const Map1& map1, const Map2& map2) {
|
3807 |
3807 |
typedef typename Map2::Key Item;
|
3808 |
3808 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
3809 |
3809 |
|
3810 |
3810 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
3811 |
3811 |
if (!(map1[it] == map2[it])) return false;
|
3812 |
3812 |
}
|
3813 |
3813 |
return true;
|
3814 |
3814 |
}
|
3815 |
3815 |
|
3816 |
3816 |
/// \brief Return an item having minimum value of a graph map.
|
3817 |
3817 |
///
|
3818 |
3818 |
/// This function returns an item (\c Node, \c Arc or \c Edge) having
|
3819 |
3819 |
/// minimum value of the given graph map.
|
3820 |
3820 |
/// If the item set is empty, it returns \c INVALID.
|
3821 |
3821 |
///
|
3822 |
3822 |
/// \param gr The graph for which the map is defined.
|
3823 |
3823 |
/// \param map The graph map.
|
3824 |
3824 |
template <typename GR, typename Map>
|
3825 |
3825 |
typename Map::Key mapMin(const GR& gr, const Map& map) {
|
3826 |
3826 |
return mapMin(gr, map, std::less<typename Map::Value>());
|
3827 |
3827 |
}
|
3828 |
3828 |
|
3829 |
3829 |
/// \brief Return an item having minimum value of a graph map.
|
3830 |
3830 |
///
|
3831 |
3831 |
/// This function returns an item (\c Node, \c Arc or \c Edge) having
|
3832 |
3832 |
/// minimum value of the given graph map.
|
3833 |
3833 |
/// If the item set is empty, it returns \c INVALID.
|
3834 |
3834 |
///
|
3835 |
3835 |
/// \param gr The graph for which the map is defined.
|
3836 |
3836 |
/// \param map The graph map.
|
3837 |
3837 |
/// \param comp Comparison function object.
|
3838 |
3838 |
template <typename GR, typename Map, typename Comp>
|
3839 |
3839 |
typename Map::Key mapMin(const GR& gr, const Map& map, const Comp& comp) {
|
3840 |
3840 |
typedef typename Map::Key Item;
|
3841 |
3841 |
typedef typename Map::Value Value;
|
3842 |
3842 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
3843 |
3843 |
|
3844 |
3844 |
ItemIt min_item(gr);
|
3845 |
3845 |
if (min_item == INVALID) return INVALID;
|
3846 |
3846 |
Value min = map[min_item];
|
3847 |
3847 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
3848 |
3848 |
if (comp(map[it], min)) {
|
3849 |
3849 |
min = map[it];
|
3850 |
3850 |
min_item = it;
|
3851 |
3851 |
}
|
3852 |
3852 |
}
|
3853 |
3853 |
return min_item;
|
3854 |
3854 |
}
|
3855 |
3855 |
|
3856 |
3856 |
/// \brief Return an item having maximum value of a graph map.
|
3857 |
3857 |
///
|
3858 |
3858 |
/// This function returns an item (\c Node, \c Arc or \c Edge) having
|
3859 |
3859 |
/// maximum value of the given graph map.
|
3860 |
3860 |
/// If the item set is empty, it returns \c INVALID.
|
3861 |
3861 |
///
|
3862 |
3862 |
/// \param gr The graph for which the map is defined.
|
3863 |
3863 |
/// \param map The graph map.
|
3864 |
3864 |
template <typename GR, typename Map>
|
3865 |
3865 |
typename Map::Key mapMax(const GR& gr, const Map& map) {
|
3866 |
3866 |
return mapMax(gr, map, std::less<typename Map::Value>());
|
3867 |
3867 |
}
|
3868 |
3868 |
|
3869 |
3869 |
/// \brief Return an item having maximum value of a graph map.
|
3870 |
3870 |
///
|
3871 |
3871 |
/// This function returns an item (\c Node, \c Arc or \c Edge) having
|
3872 |
3872 |
/// maximum value of the given graph map.
|
3873 |
3873 |
/// If the item set is empty, it returns \c INVALID.
|
3874 |
3874 |
///
|
3875 |
3875 |
/// \param gr The graph for which the map is defined.
|
3876 |
3876 |
/// \param map The graph map.
|
3877 |
3877 |
/// \param comp Comparison function object.
|
3878 |
3878 |
template <typename GR, typename Map, typename Comp>
|
3879 |
3879 |
typename Map::Key mapMax(const GR& gr, const Map& map, const Comp& comp) {
|
3880 |
3880 |
typedef typename Map::Key Item;
|
3881 |
3881 |
typedef typename Map::Value Value;
|
3882 |
3882 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
3883 |
3883 |
|
3884 |
3884 |
ItemIt max_item(gr);
|
3885 |
3885 |
if (max_item == INVALID) return INVALID;
|
3886 |
3886 |
Value max = map[max_item];
|
3887 |
3887 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
3888 |
3888 |
if (comp(max, map[it])) {
|
3889 |
3889 |
max = map[it];
|
3890 |
3890 |
max_item = it;
|
3891 |
3891 |
}
|
3892 |
3892 |
}
|
3893 |
3893 |
return max_item;
|
3894 |
3894 |
}
|
3895 |
3895 |
|
3896 |
3896 |
/// \brief Return the minimum value of a graph map.
|
3897 |
3897 |
///
|
3898 |
3898 |
/// This function returns the minimum value of the given graph map.
|
3899 |
3899 |
/// The corresponding item set of the graph must not be empty.
|
3900 |
3900 |
///
|
3901 |
3901 |
/// \param gr The graph for which the map is defined.
|
3902 |
3902 |
/// \param map The graph map.
|
3903 |
3903 |
template <typename GR, typename Map>
|
3904 |
3904 |
typename Map::Value mapMinValue(const GR& gr, const Map& map) {
|
3905 |
3905 |
return map[mapMin(gr, map, std::less<typename Map::Value>())];
|
3906 |
3906 |
}
|
3907 |
3907 |
|
3908 |
3908 |
/// \brief Return the minimum value of a graph map.
|
3909 |
3909 |
///
|
3910 |
3910 |
/// This function returns the minimum value of the given graph map.
|
3911 |
3911 |
/// The corresponding item set of the graph must not be empty.
|
3912 |
3912 |
///
|
3913 |
3913 |
/// \param gr The graph for which the map is defined.
|
3914 |
3914 |
/// \param map The graph map.
|
3915 |
3915 |
/// \param comp Comparison function object.
|
3916 |
3916 |
template <typename GR, typename Map, typename Comp>
|
3917 |
3917 |
typename Map::Value
|
3918 |
3918 |
mapMinValue(const GR& gr, const Map& map, const Comp& comp) {
|
3919 |
3919 |
return map[mapMin(gr, map, comp)];
|
3920 |
3920 |
}
|
3921 |
3921 |
|
3922 |
3922 |
/// \brief Return the maximum value of a graph map.
|
3923 |
3923 |
///
|
3924 |
3924 |
/// This function returns the maximum value of the given graph map.
|
3925 |
3925 |
/// The corresponding item set of the graph must not be empty.
|
3926 |
3926 |
///
|
3927 |
3927 |
/// \param gr The graph for which the map is defined.
|
3928 |
3928 |
/// \param map The graph map.
|
3929 |
3929 |
template <typename GR, typename Map>
|
3930 |
3930 |
typename Map::Value mapMaxValue(const GR& gr, const Map& map) {
|
3931 |
3931 |
return map[mapMax(gr, map, std::less<typename Map::Value>())];
|
3932 |
3932 |
}
|
3933 |
3933 |
|
3934 |
3934 |
/// \brief Return the maximum value of a graph map.
|
3935 |
3935 |
///
|
3936 |
3936 |
/// This function returns the maximum value of the given graph map.
|
3937 |
3937 |
/// The corresponding item set of the graph must not be empty.
|
3938 |
3938 |
///
|
3939 |
3939 |
/// \param gr The graph for which the map is defined.
|
3940 |
3940 |
/// \param map The graph map.
|
3941 |
3941 |
/// \param comp Comparison function object.
|
3942 |
3942 |
template <typename GR, typename Map, typename Comp>
|
3943 |
3943 |
typename Map::Value
|
3944 |
3944 |
mapMaxValue(const GR& gr, const Map& map, const Comp& comp) {
|
3945 |
3945 |
return map[mapMax(gr, map, comp)];
|
3946 |
3946 |
}
|
3947 |
3947 |
|
3948 |
3948 |
/// \brief Return an item having a specified value in a graph map.
|
3949 |
3949 |
///
|
3950 |
3950 |
/// This function returns an item (\c Node, \c Arc or \c Edge) having
|
3951 |
3951 |
/// the specified assigned value in the given graph map.
|
3952 |
3952 |
/// If no such item exists, it returns \c INVALID.
|
3953 |
3953 |
///
|
3954 |
3954 |
/// \param gr The graph for which the map is defined.
|
3955 |
3955 |
/// \param map The graph map.
|
3956 |
3956 |
/// \param val The value that have to be found.
|
3957 |
3957 |
template <typename GR, typename Map>
|
3958 |
3958 |
typename Map::Key
|
3959 |
3959 |
mapFind(const GR& gr, const Map& map, const typename Map::Value& val) {
|
3960 |
3960 |
typedef typename Map::Key Item;
|
3961 |
3961 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
3962 |
3962 |
|
3963 |
3963 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
3964 |
3964 |
if (map[it] == val) return it;
|
3965 |
3965 |
}
|
3966 |
3966 |
return INVALID;
|
3967 |
3967 |
}
|
3968 |
3968 |
|
3969 |
3969 |
/// \brief Return an item having value for which a certain predicate is
|
3970 |
3970 |
/// true in a graph map.
|
3971 |
3971 |
///
|
3972 |
3972 |
/// This function returns an item (\c Node, \c Arc or \c Edge) having
|
3973 |
3973 |
/// such assigned value for which the specified predicate is true
|
3974 |
3974 |
/// in the given graph map.
|
3975 |
3975 |
/// If no such item exists, it returns \c INVALID.
|
3976 |
3976 |
///
|
3977 |
3977 |
/// \param gr The graph for which the map is defined.
|
3978 |
3978 |
/// \param map The graph map.
|
3979 |
3979 |
/// \param pred The predicate function object.
|
3980 |
3980 |
template <typename GR, typename Map, typename Pred>
|
3981 |
3981 |
typename Map::Key
|
3982 |
3982 |
mapFindIf(const GR& gr, const Map& map, const Pred& pred) {
|
3983 |
3983 |
typedef typename Map::Key Item;
|
3984 |
3984 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
3985 |
3985 |
|
3986 |
3986 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
3987 |
3987 |
if (pred(map[it])) return it;
|
3988 |
3988 |
}
|
3989 |
3989 |
return INVALID;
|
3990 |
3990 |
}
|
3991 |
3991 |
|
3992 |
3992 |
/// \brief Return the number of items having a specified value in a
|
3993 |
3993 |
/// graph map.
|
3994 |
3994 |
///
|
3995 |
3995 |
/// This function returns the number of items (\c Node, \c Arc or \c Edge)
|
3996 |
3996 |
/// having the specified assigned value in the given graph map.
|
3997 |
3997 |
///
|
3998 |
3998 |
/// \param gr The graph for which the map is defined.
|
3999 |
3999 |
/// \param map The graph map.
|
4000 |
4000 |
/// \param val The value that have to be counted.
|
4001 |
4001 |
template <typename GR, typename Map>
|
4002 |
4002 |
int mapCount(const GR& gr, const Map& map, const typename Map::Value& val) {
|
4003 |
4003 |
typedef typename Map::Key Item;
|
4004 |
4004 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
4005 |
4005 |
|
4006 |
4006 |
int cnt = 0;
|
4007 |
4007 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
4008 |
4008 |
if (map[it] == val) ++cnt;
|
4009 |
4009 |
}
|
4010 |
4010 |
return cnt;
|
4011 |
4011 |
}
|
4012 |
4012 |
|
4013 |
4013 |
/// \brief Return the number of items having values for which a certain
|
4014 |
4014 |
/// predicate is true in a graph map.
|
4015 |
4015 |
///
|
4016 |
4016 |
/// This function returns the number of items (\c Node, \c Arc or \c Edge)
|
4017 |
4017 |
/// having such assigned values for which the specified predicate is true
|
4018 |
4018 |
/// in the given graph map.
|
4019 |
4019 |
///
|
4020 |
4020 |
/// \param gr The graph for which the map is defined.
|
4021 |
4021 |
/// \param map The graph map.
|
4022 |
4022 |
/// \param pred The predicate function object.
|
4023 |
4023 |
template <typename GR, typename Map, typename Pred>
|
4024 |
4024 |
int mapCountIf(const GR& gr, const Map& map, const Pred& pred) {
|
4025 |
4025 |
typedef typename Map::Key Item;
|
4026 |
4026 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
4027 |
4027 |
|
4028 |
4028 |
int cnt = 0;
|
4029 |
4029 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
4030 |
4030 |
if (pred(map[it])) ++cnt;
|
4031 |
4031 |
}
|
4032 |
4032 |
return cnt;
|
4033 |
4033 |
}
|
4034 |
4034 |
|
4035 |
4035 |
/// \brief Fill a graph map with a certain value.
|
4036 |
4036 |
///
|
4037 |
4037 |
/// This function sets the specified value for all items (\c Node,
|
4038 |
4038 |
/// \c Arc or \c Edge) in the given graph map.
|
4039 |
4039 |
///
|
4040 |
4040 |
/// \param gr The graph for which the map is defined.
|
4041 |
4041 |
/// \param map The graph map. It must conform to the
|
4042 |
4042 |
/// \ref concepts::WriteMap "WriteMap" concept.
|
4043 |
4043 |
/// \param val The value.
|
4044 |
4044 |
template <typename GR, typename Map>
|
4045 |
4045 |
void mapFill(const GR& gr, Map& map, const typename Map::Value& val) {
|
4046 |
4046 |
typedef typename Map::Key Item;
|
4047 |
4047 |
typedef typename ItemSetTraits<GR, Item>::ItemIt ItemIt;
|
4048 |
4048 |
|
4049 |
4049 |
for (ItemIt it(gr); it != INVALID; ++it) {
|
4050 |
4050 |
map.set(it, val);
|
4051 |
4051 |
}
|
4052 |
4052 |
}
|
4053 |
4053 |
|
4054 |
4054 |
/// @}
|
4055 |
4055 |
}
|
4056 |
4056 |
|
4057 |
4057 |
#endif // LEMON_MAPS_H
|