Sometimes it is necessary to have a single line be shared among two areas. This is easily done in Didger by drawing the shared polyline separately from the rest of the polyline.
The following sections are included in Lesson 9 - Digitizing Objects with Shared Borders:
Downloading an Image Outlining the Areas
Digitizing the Non-Shared Polylines
Digitizing the Shared Polylines
Combining the Polylines into Multiple Polygons
Back to Exporting Data to a File