Files
2026-07-17 12:06:22 +02:00

63 lines
1.9 KiB
C++

// calls callbackfunc on specified interval based on accumulated deltatime
#include "timer.hpp"
#include <algorithm>
#include <chrono>
#include <memory>
#include <ncurses.h>
#include <string>
#include <vector>
// infinite timer
Timer::Timer(std::string name_input, double interval_input,
std::unique_ptr<TimerAction> action_input)
: time_interval(interval_input), name(name_input), is_infinite(true),
action(std::move(action_input)) {}
// limited timer
Timer::Timer(std::string name, double interval_input, int trigger_amount,
std::unique_ptr<TimerAction> action_input)
: trigger_amount(trigger_amount), time_interval(interval_input), name(name),
action(std::move(action_input)) {}
// callbackfunc once enough time has accumulated
void Timer::updatetime(double delta_time) {
accumulator += delta_time;
if (!is_expired) {
if (accumulator >= time_interval) {
action->update(*this);
accumulator -= time_interval;
trigger_counter++;
if (!is_infinite && trigger_counter >= trigger_amount) {
is_expired = true;
}
}
}
}
void TimerManager::addtimer(std::unique_ptr<Timer> input_timer) {
timers.push_back(std::move(input_timer));
}
void TimerManager::updatetimers() {
//get dtime
auto current_time = std::chrono::steady_clock::now();
std::chrono::duration<double> myDeltaTime = current_time - prev_time;
double dtime = myDeltaTime.count();
//update timers with dtime
for (auto &mytimer : timers) {
mytimer->updatetime(dtime);
mvprintw(12, 0, "updated timer %s", mytimer->name.c_str());
}
//reset for next tick
prev_time = current_time;
timers.erase(std::remove_if(timers.begin(), timers.end(),
[](auto &timer) { return timer->is_expired; }),
timers.end());
// implement delete timers
refresh();
}
TimerManager::TimerManager(): prev_time(std::chrono::steady_clock::now()){}