Mebbe you read the opinion column in this months digest?
http://forumserver.twoplustwo.com/32...012-a-1262892/
If not you probably would benefit from the links it contains. From your story it does appear you are on a slippery slope but you seem very capable of introspection and of telling yourself the truth. Mebbe follow the links in that article and ask yourself all the questions posed.
If you feel you need to turn something around, I think a trained psychologist could help you in a very few sessions. No shame in that. If you have, and value, a trusting relationship with your family, protect that, it is very hard to rebuild. Playing poker isn't worth losing that.