| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "third_party/blink/renderer/modules/geolocation/geolocation_watchers.h" |
| |
| #include "third_party/blink/renderer/modules/geolocation/geo_notifier.h" |
| #include "third_party/blink/renderer/platform/wtf/assertions.h" |
| |
| namespace blink { |
| |
| void GeolocationWatchers::Trace(Visitor* visitor) const { |
| visitor->Trace(id_to_notifier_map_); |
| visitor->Trace(notifier_to_id_map_); |
| } |
| |
| bool GeolocationWatchers::Add(int id, GeoNotifier* notifier) { |
| DCHECK_GT(id, 0); |
| if (!id_to_notifier_map_.insert(id, notifier).is_new_entry) |
| return false; |
| DCHECK(!notifier->IsTimerActive()); |
| notifier_to_id_map_.Set(notifier, id); |
| return true; |
| } |
| |
| GeoNotifier* GeolocationWatchers::Find(int id) const { |
| DCHECK_GT(id, 0); |
| IdToNotifierMap::const_iterator iter = id_to_notifier_map_.find(id); |
| if (iter == id_to_notifier_map_.end()) |
| return nullptr; |
| return iter->value; |
| } |
| |
| void GeolocationWatchers::Remove(int id) { |
| DCHECK_GT(id, 0); |
| IdToNotifierMap::iterator iter = id_to_notifier_map_.find(id); |
| if (iter == id_to_notifier_map_.end()) |
| return; |
| DCHECK(!iter->value->IsTimerActive()); |
| notifier_to_id_map_.erase(iter->value); |
| id_to_notifier_map_.erase(iter); |
| } |
| |
| void GeolocationWatchers::Remove(GeoNotifier* notifier) { |
| NotifierToIdMap::iterator iter = notifier_to_id_map_.find(notifier); |
| if (iter == notifier_to_id_map_.end()) |
| return; |
| DCHECK(!notifier->IsTimerActive()); |
| id_to_notifier_map_.erase(iter->value); |
| notifier_to_id_map_.erase(iter); |
| } |
| |
| bool GeolocationWatchers::Contains(GeoNotifier* notifier) const { |
| return notifier_to_id_map_.Contains(notifier); |
| } |
| |
| void GeolocationWatchers::Clear() { |
| #if DCHECK_IS_ON() |
| for (const auto& notifier : Notifiers()) { |
| DCHECK(!notifier->IsTimerActive()); |
| } |
| #endif |
| id_to_notifier_map_.clear(); |
| notifier_to_id_map_.clear(); |
| } |
| |
| bool GeolocationWatchers::IsEmpty() const { |
| return id_to_notifier_map_.IsEmpty(); |
| } |
| |
| void GeolocationWatchers::Swap(GeolocationWatchers& other) { |
| swap(id_to_notifier_map_, other.id_to_notifier_map_); |
| swap(notifier_to_id_map_, other.notifier_to_id_map_); |
| } |
| |
| void GeolocationWatchers::CopyNotifiersToVector( |
| HeapVector<Member<GeoNotifier>>& vector) const { |
| CopyValuesToVector(id_to_notifier_map_, vector); |
| } |
| |
| } // namespace blink |