Introducing Map Projections gives you an overall picture of map projections.

Projecting Data: An Example shows how to project geographic data onto a Cartesian coordinate system through an example.

Projection Methods and Parameters describes the methods available in the map library for projecting data and the related parameters.

Ellipsoids introduces you to ellipsoids with regard to projections, and explains how to associate a predefined ellipsoid or a specific ellipsoid with a projection.

Unit Converters describes unit converters.

Adding Graphic Objects on Top of an Imported Map shows how to import a map into a Views manager and how to add graphic objects to it.

Creating a New Projection explains how to create a new projection.