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Schedule alert layer refresh at least once per minute to avoid stale warning boxes

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This commit is contained in:
Dan Paulat 2024-08-05 22:13:01 -05:00
parent e8a0cf5fa9
commit f753f3aa92
1 changed files with 47 additions and 0 deletions
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47
scwx-qt/source/scwx/qt/map/alert_layer.cpp
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@ -13,6 +13,8 @@
#include <unordered_set>
#include <boost/algorithm/string/join.hpp>
#include <boost/asio/system_timer.hpp>
#include <boost/asio/thread_pool.hpp>
#include <boost/container/stable_vector.hpp>
#include <boost/container_hash/hash.hpp>
#include <QEvent>
@ -129,9 +131,16 @@ public:
}
ConnectSignals();
ScheduleRefresh();
}
~Impl()
{
std::unique_lock refreshLock(refreshMutex_);
refreshTimer_.cancel();
refreshLock.unlock();
threadPool_.join();
receiver_ = nullptr;
std::unique_lock lock(linesMutex_);
@ -147,6 +156,7 @@ public:
QEvent* ev);
void HandleGeoLinesHover(std::shared_ptr<gl::draw::GeoLineDrawItem>& di,
const QPointF& mouseGlobalPos);
void ScheduleRefresh();
void AddLine(std::shared_ptr<gl::draw::GeoLines>& geoLines,
std::shared_ptr<gl::draw::GeoLineDrawItem>& di,
@ -167,8 +177,13 @@ public:
boost::container::stable_vector<
std::shared_ptr<gl::draw::GeoLineDrawItem>>& drawItems);
boost::asio::thread_pool threadPool_ {1u};
AlertLayer* self_;
boost::asio::system_timer refreshTimer_ {threadPool_};
std::mutex refreshMutex_;
const awips::Phenomenon phenomenon_;
std::unique_ptr<QObject> receiver_ {std::make_unique<QObject>()};
@ -387,6 +402,38 @@ void AlertLayer::Impl::ConnectSignals()
{ selectedTime_ = dateTime; });
}
void AlertLayer::Impl::ScheduleRefresh()
{
using namespace std::chrono_literals;
// Take a unique lock before refreshing
std::unique_lock lock(refreshMutex_);
// Expires at the top of the next minute
std::chrono::system_clock::time_point now =
std::chrono::floor<std::chrono::minutes>(
std::chrono::system_clock::now());
refreshTimer_.expires_at(now + 1min);
refreshTimer_.async_wait(
[this](const boost::system::error_code& e)
{
if (e == boost::asio::error::operation_aborted)
{
logger_->debug("Refresh timer cancelled");
}
else if (e != boost::system::errc::success)
{
logger_->warn("Refresh timer error: {}", e.message());
}
else
{
Q_EMIT self_->NeedsRendering();
ScheduleRefresh();
}
});
}
void AlertLayer::Impl::AddAlert(
const std::shared_ptr<AlertLayerHandler::SegmentRecord>& segmentRecord)
{