class for sets of line objects
an Lines object
Objects can be created by calls to the function Line
Object of class
"list", containing elements
of class Line-class
"character" vector of lenght one, with unique identifier string
signature(obj = "Line"): retrieve coordinates
from lines; returns list with matrices
signature(x = "Line"): add lines to a plot
Roger Bivand, Edzer Pebesma
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.