Note: This feature is available in Web Workers.
The fromRect() static method of the DOMRect object creates a new DOMRect object with a given location and dimensions.
DOMRect.fromRect()
DOMRect.fromRect(rectangle)rectangle OptionalAn object specifying the location and dimensions of a rectangle. All properties default to 0. The properties are:
x: The coordinate of the left side of the rectangle.y: The coordinate of the top side of the rectangle.width: The width of the rectangle.height: The height of the rectangle.An instance of DOMRect.