An S4 Class for representing a spatial plateau object
component
A list of components.
supp
An sfg
object that stores the union of the spatial objects of the components of the spatial plateau object.
type
The data type of the spatial plateau object.
A pgeometry
object is composed of a list of component
objects, an sfg
object that represents
the union of all crisp spatial objects of its components (i.e., the support), and its data
type, which can be either PLATEAUPOINT
, PLATEAULINE
, or PLATEAUREGION
.