Calculating the length/area of polylines and polygons
As described in the first recipe of this chapter—Drawing shapes on the map—you can draw your shapes as per your taste. But how about getting some information about these shapes, for instance, information about their length and area?
geometry library. From this library, you can access the static utility functions that give information on the length/area calculations and so on.
This recipe will show us how to get the length and area information of the arbitrary shapes drawn.
Having a sneak preview at the Drawing shapes on the map recipe will ease your work, as much detail on drawing shapes and their ...