range.listpoly: Range of the coordinates of an object
of class 'listpoly'
Description
Return the minimum and maximum coordinates over all the polygones
of an object of class "listpoly"
.
Usage
# S3 method for listpoly
range(x, ...)
Value
Matrix ; its two columns are “xrange” and “yrange” and
its two lines are “lower” and “upper”.
Arguments
- x
an object of class "listpoly"
- ...
arguments passed as-it to the R function range