Controlled zoom
Use can use customZoomLevel to pass a custom zoomLevel to the canvas and customStagePosition to move the stage position only when customZoomLevel > 1.
const [customStagePosition, setCustomStagePosition] = useState< PointerPosition | undefined>()
const [customZoomLevel, setCustomZoomLevel] = useState(1)return ( <AnnotationViewer /// other props customZoomLevel={customZoomLevel} customStagePosition={customStagePosition} />)