My bf wont have with me until i lose weight!!?

he told me so.to my face!btw im 40 pounds overweight.we ve been dating for a year and a half and we ve never slept with each other.i just give him bjs and thats all.he does nothing.i dont just wanna leave him,i want REVENGE for what he said to me(after all,the extra weight is caused by my pcos coz i had to go off my meds).what do you suggest??