This function creates holes in polygon components.

 

1.Select Edit > Component > Create hole in polygon.

2.Left-click nearby a polygon component where the hole should be created. The selected component is highlighted with the color for highlighted (Settings > Preferences > Color > Highlighted).

3.Left-click in the map to set the corners for the hole.

4.When you are done, right-click and select Create hole or Cancel to cancel the function.