Interval/src/interval.cpp

89 lines
1.5 KiB
C++

extern "C" {
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
}
#include <Arduino.h>
#include "interval.h"
// Public Methods //////////////////////////////////////////////////////////////
uint32_t Interval::remains(void)
{
return _timeout - (millis() - _timefrom);
}
uint32_t Interval::elapsed(void)
{
return millis() - _timefrom;
}
bool Interval::expired(void)
{
bool result = false;
if (_done)
{
if (1 == mode)
{ // oneshot mode
if ((millis() - _timefrom) >= _timeout)
{
_done = 0;
result = true;
}
}
else if (2 == mode)
{ // periodic mode
if ((millis() - _timefrom) >= _timeout)
{
result = true;
_timefrom = millis();
_timeout = _reload;
}
}
else
{ // compatibility mode
if ((millis() - _timefrom) >= _timeout)
result = true;
}
}
return result;
}
void Interval::set(uint32_t tmout)
{
_reload = tmout;
_timefrom = millis();
_timeout = _reload;
_mode = 0;
_done = 0xff;
}
void Interval::setOneshot(uint32_t tmout)
{
_reload = tmout;
_timefrom = millis();
_timeout = _reload;
_mode = 1;
_done = 0xff;
}
void Interval::setPeriodic(uint32_t tmout)
{
_reload = tmout;
_timefrom = millis();
_timeout = _reload;
_mode = 2;
_done = 0xff;
}
void Interval::reload(void)
{
_timefrom = millis();
_timeout = _reload;
}