class-Ring: Class "Ring"

In rgeos: Interface to Geometry Engine - Open Source ('GEOS')

Class "Ring"

Description

class for linear ring

Objects from the Class

Objects can be created by calls to the function Ring

Slots

coords:

Object of class "matrix"; coordinates of the ring; first point should equal the last point

ID:

Object of class "character"; unique identifier string

Methods

Methods defined with class "Ring" in the signature:

bbox

signature(obj = "Ring"): retrieves the bbox element

coordinates

signature(object = "Ring"): retrieves the coords element from Ring objects in rings slot

coordnames

signature(object = "Ring"): retrieves coordinate names

coerce

signature(from = "Ring", to = "SpatialPoints"): ...

Author(s)

Colin Rundel

See Also

Ring

Examples

 
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rgeos documentation built on July 9, 2023, 3:08 p.m.