His family think where together I feel so uncomfortable

So me and him have been freinds for a year he started sorta flirting with me saying ur not gunna make a move on me ur chilling with my family like there urs but he laughed it off then he said he wanted a baby with me it sounded like he was serious as he was always mentioning what we would name our children and saying things like I’ll b lucky if I get a kiss and I need to keep my legs shut in a joking way until he gets back so I told him I had a boyfriend to see his reaction he called me a cheat and said I’m cheating so I mentioned it to him in person and he said he ment he’s not the man to cheat with then tried to kiss me after also I mentioned how his family thought he liked me to and he got all angry with them and told them to keep there noses out of his bussiness but he sed he didn’t like me at the start so what’s his deal please explain sorry for long paragraph