unlinkRefs-AxialShapeGraph-method: Unlink two Axial Lines (refs)
In alcyon: Spatial Network Analysis

unlinkRefs,AxialShapeGraph-method

R Documentation

Unlink two Axial Lines (refs)

Description

Unlink two lines on an Axial ShapeGraph using their refs

Usage

## S4 method for signature 'AxialShapeGraph'
unlinkRefs(map, fromRef, toRef, copyMap = TRUE)

Arguments

`map`	An Axial ShapeGraph
`fromRef`	Ref of the first unlink line
`toRef`	Ref of the second unlink line
`copyMap`	Optional. Copy the internal sala map

Value

A new Axial ShapeGraph with unlinked lines

Examples

mifFile <- system.file(
    "extdata", "testdata", "barnsbury",
    "barnsbury_small_axial_original.mif",
    package = "alcyon"
  )
  sfMap <- st_read(mifFile,
    geometry_column = 1L, quiet = TRUE
  )
  shapeGraph <- as(sfMap, "AxialShapeGraph")
unlinkRefs(shapeGraph, 12L, 34L)

alcyon documentation built on April 3, 2025, 6:18 p.m.