Merging objects

This mode serves for merging objects (line or polygon only) of common type. It is impossible to merge varied objects (forest with lake, highway with ground road etc.). To merge two objects select them one by one. To cancel operation, use One step undo mode or Undo item of Edit menu.

At a merge of objects the distance between which exceeds the specified in options of the Editor the join tolerance, the user can choose the mode of formation of MULTIPOLYGON - polygon object c subobjects outside the contour of the main object.