start and end define the properties of the arrows at the start and
end of the line. Instead of defining OBJ_LineArrow objects for the
start and end, a string that is the arrow's head property can also be
used and the size dimensions will be the default.
All other properties will be used as the default for the start and
end objects.
If any of the default properties are defined, then the line will have
both a start and end arrow.
If only one end of the line is to have an arrow, then define only the
start or end properties and no others.
Line end's arrow definition options object.
startandenddefine the properties of the arrows at the start and end of the line. Instead of defining OBJ_LineArrow objects for the start and end, a string that is the arrow'sheadproperty can also be used and the size dimensions will be the default.All other properties will be used as the default for the
startandendobjects.If any of the default properties are defined, then the line will have both a start and end arrow.
If only one end of the line is to have an arrow, then define only the
startorendproperties and no others.