Line: create objects of class Line or Lines

Description Usage Arguments Value See Also Examples

View source: R/SpatialLines-methods.R

Description

create objects of class Line or Lines from coordinates

Usage

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Line(coords)
Lines(slinelist, ID)

Arguments

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

Value

Line returns an object of class Line-class; Lines returns an object of class Lines-class

See Also

SpatialLines-class

Examples

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# 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")

sp documentation built on Feb. 29, 2020, 1:07 a.m.