90 lines
1.5 KiB
C++
Executable File
90 lines
1.5 KiB
C++
Executable File
/*==============================================================================
|
|
|
|
Copyright 2020 by Roland Rabien
|
|
For more information visit www.rabiensoftware.com
|
|
|
|
==============================================================================*/
|
|
|
|
#pragma once
|
|
|
|
class CoalescedTimer
|
|
{
|
|
public:
|
|
CoalescedTimer () = default;
|
|
|
|
void startTimer (int ms)
|
|
{
|
|
stopTimer();
|
|
|
|
delay = ms;
|
|
sharedTimers->add (this);
|
|
}
|
|
|
|
void startTimerHz (int hz)
|
|
{
|
|
if (hz > 0)
|
|
startTimer (1000 / hz);
|
|
else
|
|
stopTimer();
|
|
}
|
|
|
|
void stopTimer()
|
|
{
|
|
sharedTimers->remove (this);
|
|
delay = 0;
|
|
}
|
|
|
|
std::function<void ()> onTimer;
|
|
|
|
private:
|
|
class SharedTimer : public Timer
|
|
{
|
|
public:
|
|
void timerCallback() override
|
|
{
|
|
for (auto t : timers)
|
|
if (t->onTimer)
|
|
t->onTimer ();
|
|
}
|
|
|
|
Array<CoalescedTimer*> timers;
|
|
};
|
|
|
|
class SharedTimers
|
|
{
|
|
public:
|
|
void add (CoalescedTimer* t)
|
|
{
|
|
auto itr = timers.find (t->delay);
|
|
if (itr == timers.end())
|
|
{
|
|
auto st = std::make_unique<SharedTimer>();
|
|
st->timers.add (t);
|
|
st->startTimer (t->delay);
|
|
|
|
timers[t->delay] = std::move (st);
|
|
}
|
|
else
|
|
{
|
|
itr->second->timers.add (t);
|
|
}
|
|
}
|
|
|
|
void remove (CoalescedTimer* t)
|
|
{
|
|
auto itr = timers.find (t->delay);
|
|
if (itr != timers.end())
|
|
{
|
|
itr->second->timers.removeFirstMatchingValue (t);
|
|
if (itr->second->timers.size() == 0)
|
|
timers.erase (t->delay);
|
|
}
|
|
}
|
|
|
|
std::map<int, std::unique_ptr<SharedTimer>> timers;
|
|
};
|
|
|
|
int delay = 0;
|
|
SharedResourcePointer<SharedTimers> sharedTimers;
|
|
};
|