Not at all; it doesn't have the bipolar / passive-aggressive overtones necessary to qualify. The two possible explanations are:
1) She's been extremely sardonic. (aka. An-insufferable-smartass) 2) She's well-meaning, but she's just too good missing the point.
Ahaha! Wow, you were drowning...you okay?
You really can't swim at all, can you...
Everyone's laughing at you. Hehe, um, even me.
Well, I've decided!
As head of the swimming club, I can't overlook you.
If it's alright, you'll try taking special lessons with me after school?
I mean, that's an order! Well?