Infix can add various kinds of arrow heads to either the start or end of lines and polygonal shapes.

Arrowheads

  1. Choose View->Toolbars->Drawing to view the drawing tools.
    Drawing toolbar
  2. Use the Line (Line tool button) or Polygon (Polygon tool button) tools to draw.
  3. Click on the start/end arrows menus to change the arrows of the current selection.
    Arrow buttons toolbar
    The start and end arrow menus display the currently chosen arrow type for the selected object(s).
  4. Tear off either menu to convert it into a floating toolbar.
    Start arrows
Notes
  • Lines and their arrows always have the same colour.
  • The size of the arrow head is proportional to the line width.