Could i have diabetes?

So i was in Vegas for Christmas of '09. I was at the Silverado at South Point. So i just got like extermly white like i was going to puck!!!!!!! Sooo i was soo white felt dizzy and like i was going to puck. A lot of people have diabetes in my family. Should i get it checked out i got it checked out before which was 3 years ago. Please help me.So should i go to the doctor?? Should i get blood work done. Does it sound like diabtes???