hyperion.ng/libsrc/hyperion/PriorityMuxer.cpp
T. van der Zwan 39b98386dd Added simple QT-based grabber.
Moved ImageToLedsMap from include to libsrc.
Moved instantiation of objects to Hyperion (no JSON required outside this class).
2013-08-13 11:10:45 +02:00

95 lines
1.9 KiB
C++

// STL includes
#include <algorithm>
#include <stdexcept>
// Hyperion includes
#include <hyperion/PriorityMuxer.h>
PriorityMuxer::PriorityMuxer() :
mCurrentPriority(MAX_PRIORITY)
{
// empty
}
PriorityMuxer::~PriorityMuxer()
{
// empty
}
int PriorityMuxer::getCurrentPriority() const
{
return mCurrentPriority;
}
QList<int> PriorityMuxer::getPriorities() const
{
return mActiveInputs.keys();
}
bool PriorityMuxer::hasPriority(const int priority) const
{
return mActiveInputs.contains(priority);
}
const PriorityMuxer::InputInfo& PriorityMuxer::getInputInfo(const int priority) const
{
auto elemIt = mActiveInputs.find(priority);
if (elemIt == mActiveInputs.end())
{
throw std::runtime_error("no such priority");
}
return elemIt.value();
}
void PriorityMuxer::setInput(const int priority, const std::vector<RgbColor>& ledColors, const int64_t timeoutTime_ms)
{
InputInfo& input = mActiveInputs[priority];
input.priority = priority;
input.timeoutTime_ms = timeoutTime_ms;
input.ledColors = ledColors;
mCurrentPriority = std::min(mCurrentPriority, priority);
}
void PriorityMuxer::clearInput(const int priority)
{
mActiveInputs.remove(priority);
if (mCurrentPriority == priority)
{
if (mActiveInputs.empty())
{
mCurrentPriority = MAX_PRIORITY;
}
else
{
QList<int> keys = mActiveInputs.keys();
mCurrentPriority = *std::min_element(keys.begin(), keys.end());
}
}
}
void PriorityMuxer::clearAll()
{
mActiveInputs.clear();
mCurrentPriority = MAX_PRIORITY;
}
void PriorityMuxer::setCurrentTime(const int64_t& now)
{
mCurrentPriority = MAX_PRIORITY;
for (auto infoIt = mActiveInputs.begin(); infoIt != mActiveInputs.end();)
{
if (infoIt->timeoutTime_ms != -1 && infoIt->timeoutTime_ms <= now)
{
infoIt = mActiveInputs.erase(infoIt);
}
else
{
mCurrentPriority = std::min(mCurrentPriority, infoIt->priority);
++infoIt;
}
}
}