App.js

class App extends Component {
	render() {
		return (
			<MousePosition>
				{({ x, y }) => (
					<Tween func={linear} defaultStart={centerX} end={x}>
						{({ current: cx }) => (
							<Tween func={linear} defaultStart={centerY} end={y}>
							{({ current: cy }) => (
								<Rectangle x={cx} y={cy} />
							)}
							</Tween>
						)}
					</Tween>
				)}
			</MousePosition>
		);
	}
}