hyperion.ng/libsrc/hyperion/PriorityMuxer.cpp

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// STL includes
#include <algorithm>
#include <stdexcept>
// Hyperion includes
#include <hyperion/PriorityMuxer.h>
PriorityMuxer::PriorityMuxer(int ledCount)
: _currentPriority(LOWEST_PRIORITY)
, _activeInputs()
, _lowestPriorityInfo()
{
_lowestPriorityInfo.priority = LOWEST_PRIORITY;
_lowestPriorityInfo.timeoutTime_ms = 0;
_lowestPriorityInfo.ledColors = std::vector<ColorRgb>(ledCount, {0, 0, 0});
_lowestPriorityInfo.componentId = hyperion::COMP_COLOR;
_lowestPriorityInfo.origin = "System";
_activeInputs[_currentPriority] = _lowestPriorityInfo;
}
PriorityMuxer::~PriorityMuxer()
{
// empty
}
int PriorityMuxer::getCurrentPriority() const
{
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return _currentPriority;
}
QList<int> PriorityMuxer::getPriorities() const
{
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return _activeInputs.keys();
}
bool PriorityMuxer::hasPriority(const int priority) const
{
return (priority == LOWEST_PRIORITY) ? true : _activeInputs.contains(priority);
}
const PriorityMuxer::InputInfo& PriorityMuxer::getInputInfo(const int priority) const
{
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auto elemIt = _activeInputs.find(priority);
if (elemIt == _activeInputs.end())
{
throw std::runtime_error("HYPERION (prioritymuxer) ERROR: no such priority");
}
return elemIt.value();
}
void PriorityMuxer::setInput(const int priority, const std::vector<ColorRgb>& ledColors, const int64_t timeoutTime_ms, hyperion::Components component, const QString origin)
{
InputInfo& input = _activeInputs[priority];
input.priority = priority;
input.timeoutTime_ms = timeoutTime_ms;
input.ledColors = ledColors;
input.componentId = component;
input.origin = origin;
_currentPriority = std::min(_currentPriority, priority);
}
void PriorityMuxer::clearInput(const int priority)
{
if (priority < LOWEST_PRIORITY)
{
_activeInputs.remove(priority);
if (_currentPriority == priority)
{
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QList<int> keys = _activeInputs.keys();
_currentPriority = *std::min_element(keys.begin(), keys.end());
}
}
}
void PriorityMuxer::clearAll()
{
for(auto key : _activeInputs.keys())
{
if (key < LOWEST_PRIORITY-1)
{
_activeInputs.remove(key);
}
}
}
void PriorityMuxer::setCurrentTime(const int64_t& now)
{
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_currentPriority = LOWEST_PRIORITY;
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for (auto infoIt = _activeInputs.begin(); infoIt != _activeInputs.end();)
{
if (infoIt->timeoutTime_ms > 0 && infoIt->timeoutTime_ms <= now)
{
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infoIt = _activeInputs.erase(infoIt);
}
else
{
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_currentPriority = std::min(_currentPriority, infoIt->priority);
++infoIt;
}
}
}