DriverSTM_RC/Source/Heure.c

/*
 * Heure.c
 *
 *  Created on: 14 mai 2019
 *      Author: e_rcluze
 */

#include "RTC.h"

int8_t CompareHeure(Heure h1,Heure h2){

	if( h1.heure==h2.heure){
		if (h1.minute==h2.minute)
			return 0;
		else if (h1.minute<h2.minute)
			return -1;
		else
			return 1;
	}
	else if (h1.heure<h2.heure)
		return -1;
	else
		return 1;
}

void HeureAjout(Heure res,Heure h1,uint8_t Pente){
	uint8_t minute=h1.minute+Pente;
	res.heure=h1.heure+minute/60;
	res.minute=minute%60;
}

void HeureSuppr(Heure res,Heure h1,uint8_t Pente){
	int8_t minute=h1.minute-Pente;
	if (minute<0) {
		res.heure=h1.heure-1;
		res.minute=minute+60;
	}
	else {
		res.heure=h1.heure;
		res.minute=minute;
	}
}

int16_t DiffHeure(Heure h1, Heure h2){
	return ((h1.heure-h2.heure)*60)+(h1.minute-h2.minute);
}

int32_t DiffDate(Date h1, Date h2){
	int32_t min = h1.minute - h2.minute;
	int32_t heure = (h1.heure - h2.heure)*60;
	int32_t jour = (h1.jour - h2.jour)*24*60;
	int32_t annee = (h1.annee - h2.annee)*24*60*365;
	return min+heure+jour+annee;
}