draw_polygon_relative/[2,3]
draw_polygon_relative(+Drawable, +Points) draw_polygon_relative(+Drawable, +Gc, +Points)
Draw a polygon in Drawable. Points is a list of point(
X,
Y)
terms,
each specifying the location of one vertex of the polygon relative
to the previous point.
This procedure does not correspond directly to any Xlib function.