Draw the join area overlay stencil into the rectangle at origin (x, y) and size (w, h)
vertical is false or true and designates the arrow orientation, mirror is false or true and flips the arrow side
See Implementation
Draw the join area overlay stencil into the rectangle at origin (x, y) and size (w, h)
vertical is false or true and designates the arrow orientation, mirror is false or true and flips the arrow side