I adopted a cat like this, she hated our dogs (harmless ones) and hid in the airing cupboard for months, only coming out at night and to eat. But was quite happy to sit on the bed at night.
Eventually she 'came out' of the cupboard and mastered the dogs by raising her claws to them until they realised who was boss, and since then has ruled the roost. We rarely see her during the days now as she's prowling about outside looking for voles and has become a very friendly cat.
I think time will take care of this problem brionon, you can't force a cat to behave!
I think time is the