Method initWithCallback

core/base/Scheduler.cpp:155–169

TimerTargetCallback::TimerTargetCallback() : _target(nullptr), _callback(nullptr) {}

bool TimerTargetCallback::initWithCallback(Scheduler* scheduler,
                                           const ccSchedulerFunc& callback,
                                           void* target,
                                           std::string_view key,
                                           float seconds,
                                           unsigned int repeat,
                                           float delay)
{
    _scheduler = scheduler;
    _target    = target;
    _callback  = callback;
    _key       = key;
    setupTimerWithInterval(seconds, repeat, delay);
    return true;
}

void TimerTargetCallback::trigger(float dt)
{