Class Surface
A Surface is a two-dimensional geometry. It is a noninstantiable class. Its only instantiable subclass is Polygon.
Surface Properties
- A
Surfaceis defined as a two-dimensional geometry. - The OpenGIS specification defines a simple
Surfaceas a geometry that consists of a single "patch" that is associated with a single exterior boundary and zero or more interior boundaries. - The boundary of a simple
Surfaceis the set of closed curves corresponding to its exterior and interior boundaries.