1.83.3 Get methods

joint <-arrows: -> arrows={none,first,second,both}

The joint<->arrows method provides a simple interface to joint->first_arrow and joint->second_arrow. If it attaches arrows the new arrow is created using joint<-default_arrow.

joint <-default_arrow: -> graphical

Create a default arrow (new(arrow)), see arrow->initialise. This method is called by joint->arrows. Intended to be redefined for making lines with different arrow styles.