Monday, November 12, 2012

Copy point database attributes to polygons in Global Mapper

A common task in GIS is to copy the attributes of points to the enclosing area polygons. It is simple to perform the task in Global Mapper as illustrated below.

  1. Start Global Mapper. Load a polygon layer and a point layer.

  2. Press ALT+D.

    The Digitizer tool is activated.
  3. Click and drag a rectangle around the polygons and points.

    The polygons and points are selected.
  4. Press the mouse right button anywhere in the map view.

    A pop up menu appears.
  5. Select Attribute Functions | Add attributes to Selected Areas from Points.

    The following message appear.
  6. Click Yes. Then click OK.

    The point attributes are copied to the polygons.

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