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[traffic] Calculate filter list for active MWMs

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Signed-off-by: mvglasow <michael -at- vonglasow.com>
This commit is contained in:
mvglasow
2025-05-17 17:31:21 +03:00
parent e3f5dd3ca8
commit a7897e2347
5 changed files with 72 additions and 3 deletions
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18
map/traffic_manager.cpp
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@@ -266,12 +266,21 @@ void TrafficManager::UpdateViewport(ScreenBase const & screen)
UpdateActiveMwms(screen.ClipRect(), m_lastDrapeMwmsByRect, m_activeDrapeMwms);
}
std::string TrafficManager::GetMwmFilters(std::set<MwmSet::MwmId> & mwms)
{
std::vector<m2::RectD> rects;
for (auto mwmId : mwms)
rects.push_back(mwmId.GetInfo()->m_bordersRect);
return traffxml::FiltersToXml(rects);
}
// TODO make this work with multiple sources (e.g. Android)
bool TrafficManager::Subscribe(std::set<MwmSet::MwmId> & mwms)
{
// TODO what if we’re subscribed already?
std::string filterList = GetMwmFilters(mwms);
// TODO
LOG(LINFO, ("Would subscribe to", mwms));
LOG(LINFO, ("Would subscribe to:\n", filterList));
m_subscriptionId = "placeholder_subscription_id";
m_isPollNeeded = true; // would be false if we got a feed here
return true;
@@ -280,9 +289,11 @@ bool TrafficManager::Subscribe(std::set<MwmSet::MwmId> & mwms)
// TODO make this work with multiple sources (e.g. Android)
bool TrafficManager::ChangeSubscription(std::set<MwmSet::MwmId> & mwms)
{
// TODO what if we’re not subscribed yet?
if (!IsSubscribed())
return false;
std::string filterList = GetMwmFilters(mwms);
// TODO
LOG(LINFO, ("Would change subscription", m_subscriptionId, "to", mwms));
LOG(LINFO, ("Would change subscription", m_subscriptionId, "to:\n", filterList));
m_isPollNeeded = true; // would be false if we got a feed here
return true;
}
@@ -290,6 +301,7 @@ bool TrafficManager::ChangeSubscription(std::set<MwmSet::MwmId> & mwms)
bool TrafficManager::SetSubscriptionArea()
{
std::set<MwmSet::MwmId> activeMwms;
if (!IsSubscribed())
{
{