unlinkRefs,AxialShapeGraph-method {alcyon} | 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)
[Package alcyon version 0.4.0 Index]