package Ġcom . google . android . col umb us . feedback Ċ Ċ import Ġcom . google . android . col umb us . sensors . Gesture Sensor Ċ Ċ interface ĠFeedback Effect Ġ{ ĊĠĠĠ Ġfun Ġon Gesture Detected ( flags : ĠInt , Ġdetection Properties : ĠGest ure Sensor . Detection Properties ?) Ċ }