question: gets the y component of the translation concode_field_sep Listener mListener concode_elem_sep MultiPointerGestureDetector mDetector concode_field_sep void restartGesture concode_elem_sep boolean onTouchEvent concode_elem_sep float calcAverage concode_elem_sep float getRotation concode_elem_sep TransformGestureDetector newInstance concode_elem_sep void onGestureBegin concode_elem_sep void onGestureBegin concode_elem_sep void onGestureEnd concode_elem_sep void onGestureEnd concode_elem_sep void onGestureUpdate concode_elem_sep void onGestureUpdate concode_elem_sep float getScale concode_elem_sep boolean isGestureInProgress concode_elem_sep float getPivotX concode_elem_sep void setListener concode_elem_sep void reset concode_elem_sep float getPivotY concode_elem_sep float getTranslationX
target: float function ( ) { return calcAverage ( mDetector . getCurrentY ( ) , mDetector . getCount ( ) ) - calcAverage ( mDetector . getStartY ( ) , mDetector . getCount ( ) ) ; }