View source: R/SpatialLines-methods.R
Line | R Documentation |
create objects of class Line
or Lines
from coordinates
Line(coords)
Lines(slinelist, ID)
coords |
2-column numeric matrix with coordinates for a single line |
slinelist |
list with elements of class Line-class |
ID |
a single word unique character identifier, character vector of length one |
Line
returns an object of class Line-class;
Lines
returns an object of class Lines-class
SpatialLines-class
# from the sp vignette:
l1 = cbind(c(1,2,3),c(3,2,2))
l1a = cbind(l1[,1]+.05,l1[,2]+.05)
l2 = cbind(c(1,2,3),c(1,1.5,1))
Sl1 = Line(l1)
Sl1a = Line(l1a)
Sl2 = Line(l2)
S1 = Lines(list(Sl1, Sl1a), ID="a")
S2 = Lines(list(Sl2), ID="b")
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