DRY HUMPING, my period is late now. Is there a chance i could be pregnant

SO I WAS FOOLING AROUND WITH MY BF AND HE INJECTED ON MY IN THAI AND I WAS WEARING UNDERWEAR AND HE WAS TO BUT HE TOKE IT OUT WHEN HE INJECTED AND IT CAME ON MY THAI , AND MY PERIOD IS LATE , CAN I GET PREGNANT