Create relation between UI images

• Dears, please I would like to rely between the UI images in the scene with a line for example in order to have a relationship.

• But I have no idea how to manage that, is there any solutions to do that?
  
  I would to thank for your support : )

• An example for what I would like to do:

• http://www.google.fr/imgres?imgurl=...0CLUBEK0DMDs4ZGoVChMI8abF0trSxwIVhT4UCh1H9wXi

 

a unity example of draw:

http://thibaut.visuacom.be/Scripts/LineHUD.html

http://blogs.wefrag.com/wonse/tag/unity/