Totally embarrassed myself, now he's avoiding me - guys, what would you think if you were him?

This guy liked me and used to flirt with me, but he thought I wasn't interested so he gave up and doesn't talk to me anymore. Now we both completely... Show More

Updates:
(Keep in mind that he gave up on me because he thought I wasn't interested, and until this incident we both acted like we didn't know each other)