gplot: Graph plotting with renderGraph

Description

Wrapper for function renderGraph of the R package Rgraphwiz.

Usage

gplot(
  graph,
  l = "dot",
  main = "",
  cex.main = 1,
  font.main = 1,
  color.txt = "black",
  fontsize = 16,
  cex = 0.6,
  shape = "circle",
  color = "gray70",
  lty = 1,
  lwd = 1,
  w = "auto",
  h = "auto",
  psize = 80,
  ...
)

Value

gplot returns invisibly the graph object produced by Rgraphviz

Arguments

graph: An igraph or graphNEL object.
l: Any layout supported by Rgraphviz. It can be one among: "dot" (default), "neato", "circo", "fdp", "osage", "twopi".
main: Plot main title (by default, no title is added).
cex.main: Main title size (default = 1).
font.main: Main title font (default = 1). Available options are: 1 for plain text, 2 for bold, 3 for italics, 4 for bold italics, and 5 for symbol.
color.txt: Node text color (default = "black").
fontsize: Node text size (default = 16).
cex: Another argument to control node text size (default = 0.6).
shape: Node shape (default = "circle").
color: Node border color (default = "gray70").
lty: Node border outline (default = 1). Available options include: 0 for blank, 1 for solid line, 2 for dashed, 3 for dotted, 4 for dotdash, 5 for longdash, and 6 for twodash.
lwd: Node border thickness (default = 1).
w: Manual node width (default = "auto").
h: Manual node height (default = "auto").
psize: Automatic node size (default = 80).
...: Currently ignored.

Author

Mario Grassi mario.grassi@unipv.it

Examples

Run this code


gplot(sachs$graph, main = "input graph")

sem <- SEMrun(sachs$graph, sachs$pkc)
gplot(sem$graph, main = "output graph")

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