OptionalallowAllow panning with single pointer.
OptionalpinchHow much the distance between pointers has to change before applying zoom/scale.
OptionalpointerSets which pointer-types that should trigger pan-zoom gestures.
OptionalremoveAllow pan-zoom gestures to exit the transform when zoomed out to a scale factor close to 1.
Options used for configuring the panZoom gesture on a ReaderView. Part of IReaderViewOptions.gestureOptions