#include "../../HEADERS/UTILS/ClockIterator.hpp"
#include <stdexcept>

ClockIterator::ClockIterator(unsigned int loopMillis) {
	if(loopMillis == 0)
		throw std::invalid_argument("ClockIterator: loop period must be greater than zero");
	reset();
	max = loopMillis;
}

void ClockIterator::reset() {
	counter = 0;
}

unsigned int ClockIterator::step(unsigned int millis) {
	counter += millis;
	unsigned int res = counter / max;
	counter %= max;
	return res;
}

float ClockIterator::getPercentage() {
	return (100.0f * counter) / max;
}

unsigned int ClockIterator::getPosition() {
	return counter;
}