fpdf.link(x: float, y: float, w: float, h: float, link)Puts a link on a rectangular area of the page. Text or image links are generally put via Cell, Write or Image, but this method can be useful for instance to define a clickable area inside an image.
x:
Abscissa of the upper-left corner of the rectangle.
y:
Ordinate of the upper-left corner of the rectangle.
w:
Width of the rectangle.
h:
Height of the rectangle.
link:
URL or identifier returned by AddLink.