This is the immediate result of trauma that the tooth is painful. Don't chew anything from that for next 2 weeks. (Anyways front tooth are not for chewing). Be careful. Take painkillers if very painful.
Next Steps
If any signs of mobility( movement of tooth) please visit dentist for immediate clinical guidence and opinion with the help of x-ray.
Health Tips
Be careful to not to put any kind of pressure on those tooth involved. Take care.