An arrow link, also referred to as connector or graphical link, is a curved line connecting two otherwise unconnected nodes.
A connector can be shaped by dragging its line with the mouse.
Properties of a connector such as its color and the presence of arrows at its ends can be set in the popup menu of the connector.
- No text label can be attached to a connector.
- Only one style of end arrows of the connector is available.
- Only one type of routing of the connector is available, a smoothly curved one.