She did everything but put up a neon sign that says "I want you" over her bed, and from her perspective, you're not really interested. You've probably been taking all of your cues from her and also treating her like a "normal friend". Her tender female ego is probably a little hurt.

Do you want her or not? Evidently, she's into you if you want her, but I think you need to make up your mind pretty soon or she's just going to give up on you.