I threw my phone at the floor i need help !?

I threw my samsung caliber at the floor cause i was so upset about something. and when i went to put everything back together it turned on and the screen showed but was blurring and it suddenly turnt black when turned on , it works i just cnt see what im doing. I took out the battery multiple times for minutes and no result. I won't get another phone no time soon and i just argued to my dad bout getting a new one! i got this phone last christmas . help !