Does this girl like me or flirtin around?

Ok there is this girl i no 4 a while now n one day i notice her look at me every time im in church or in the van, then wat makes it more weird she had like 4 picz on her phone of me, slide her hand across my chest, put her hand over my mouth, hits me, n one day we was just hit each other n she goes n say stop its not like u mine, n almost every time im around she keeps say my boyfriend n stuff, i when i was goin out with this 1 girl she just siad u should cheat on her n then goin 2 say im jk..idk if shes flirtin with me or does she really like me...so tell me ppl wat should i do...