RecyclerViewExtensions module providing utilities for pinch zooming.
A RecyclerView.OnItemTouchListener that invokes PinchZoomListener#onPinchZoom(int) whenever the gesture is detected around a specific position.
To use, add it as a touch listener to RecyclerView:
recyclerView.addOnItemTouchListener(
new PinchZoomItemTouchListener(context, listener));