isStraightLineDrawing {RBGL} | R Documentation

## isStraightLineDrawing

### Description

isStraightLineDrawing description

### Usage

    isStraightLineDrawing(g, drawing)

### Arguments

`g` | instance of class graphNEL from Bioconductor graph class
`drawing` | coordinates of node positions

### Value

logical, TRUE if `drawing` is a straight line layout for `g`

### Author(s)

Li Long <li.long@isb-sib.ch>

### References

Boost Graph Library ( www.boost.org/libs/graph/doc/index.html )

The Boost Graph Library: User Guide and Reference Manual; by Jeremy G. Siek, Lie-Quan Lee, and Andrew Lumsdaine; (Addison-Wesley, Pearson Education Inc., 2002), xxiv+321pp. ISBN 0-201-72914-8

### Examples

    V <- LETTERS[1:7]
    g <- new("graphNEL", nodes=V, edgemode="undirected")
    g <- addEdge(V[1+0], V[1+1], g)
    g <- addEdge(V[1+1], V[2+1], g)
    g <- addEdge(V[1+2], V[3+1], g)
    g <- addEdge(V[1+3], V[0+1], g)
    g <- addEdge(V[1+3], V[4+1], g)
    g <- addEdge(V[1+4], V[5+1], g)
    g <- addEdge(V[1+5], V[6+1], g)
    g <- addEdge(V[1+6], V[3+1], g)
    g <- addEdge(V[1+0], V[4+1], g)
    g <- addEdge(V[1+1], V[3+1], g)
    g <- addEdge(V[1+3], V[5+1], g)
    g <- addEdge(V[1+2], V[6+1], g)
    g <- addEdge(V[1+1], V[4+1], g)
    g <- addEdge(V[1+1], V[5+1], g)
    g <- addEdge(V[1+1], V[6+1], g)

    x3 <- chrobakPayneStraightLineDrawing(g)

    x8 <- isStraightLineDrawing(g, x3)
    x8

[Package RBGL version 1.68.0 Index]