Map Projections

This chapter introduces you to map projections and explains how to use the Views Maps projection package with your mapping applications.

It covers the following topics:

• 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.

• Conversion Between Coordinates in Different Geodetic Datums

• 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.