AM_GEO_C_LINE_HORIZONTAL creates an infinite horizontal construction line.
+-----------------------------<---------------------+ | | | | ---->(AM_GEO_C_LINE_HORIZONTAL)--(:GO :OK)--+(*)---(:OWNER)---|AM_GEO_SET_DOMAIN|---(:GO :OK)---+----> | | | | +----|offset|---------------------------------------+ | | +----|pnt|------------------------------------------+ (*) necessary when the default owner is not set
Specify a point on the line, or an offset from y=0.