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Timeline step next

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This commit is contained in:
Dan Paulat 2023-05-26 16:32:21 -05:00
parent 0ddd9d91ea
commit 5f97718469
1 changed files with 47 additions and 17 deletions
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48
scwx-qt/source/scwx/qt/manager/timeline_manager.cpp
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@ -19,6 +19,12 @@ namespace manager
static const std::string logPrefix_ = "scwx::qt::manager::timeline_manager";
static const auto logger_ = scwx::util::Logger::Create(logPrefix_);
enum class Direction
{
Back,
Next
};
class TimelineManager::Impl
{
public:
@ -33,7 +39,7 @@ public:
TimelineManager* self_;
void SelectTime(std::chrono::system_clock::time_point selectedTime = {});
void StepBack();
void Step(Direction direction);
std::string radarSite_ {"?"};
std::string previousRadarSite_ {"?"};
@ -131,7 +137,7 @@ void TimelineManager::AnimationStepBack()
{
logger_->debug("AnimationStepBack");
p->StepBack();
p->Step(Direction::Back);
}
void TimelineManager::AnimationPlay()
@ -147,6 +153,8 @@ void TimelineManager::AnimationPause()
void TimelineManager::AnimationStepNext()
{
logger_->debug("AnimationStepNext");
p->Step(Direction::Next);
}
void TimelineManager::AnimationStepEnd()
@ -226,10 +234,10 @@ void TimelineManager::Impl::SelectTime(
});
}
void TimelineManager::Impl::StepBack()
void TimelineManager::Impl::Step(Direction direction)
{
scwx::util::async(
[this]()
[=, this]()
{
// Take a lock for time selection
std::unique_lock lock {selectTimeMutex_};
@ -247,16 +255,18 @@ void TimelineManager::Impl::StepBack()
auto volumeTimes =
radarProductManager->GetActiveVolumeTimes(queryTime);
if (volumeTimes.empty())
{
logger_->debug("No products to step through");
return;
}
std::set<std::chrono::system_clock::time_point>::const_iterator it;
if (adjustedTime_ == std::chrono::system_clock::time_point {})
{
// If the adjusted time is live, get the last element in the set
it = volumeTimes.cend();
if (!volumeTimes.empty())
{
--it;
}
it = std::prev(volumeTimes.cend());
}
else
{
@ -265,6 +275,8 @@ void TimelineManager::Impl::StepBack()
adjustedTime_);
}
if (direction == Direction::Back)
{
// Only if we aren't at the beginning of the volume times set
if (it != volumeTimes.cbegin())
{
@ -276,6 +288,24 @@ void TimelineManager::Impl::StepBack()
scwx::util::TimeString(adjustedTime_));
emit self_->VolumeTimeUpdated(adjustedTime_);
emit self_->SelectedTimeUpdated(adjustedTime_);
}
}
else
{
// Only if we aren't at the end of the volume times set
if (it != std::prev(volumeTimes.cend()))
{
// Select the next time
adjustedTime_ = *(++it);
selectedTime_ = adjustedTime_;
logger_->debug("Volume time updated: {}",
scwx::util::TimeString(adjustedTime_));
emit self_->VolumeTimeUpdated(adjustedTime_);
emit self_->SelectedTimeUpdated(adjustedTime_);
}
}
});
}