Read / write Ragraph objects
These functions will write an Ragraph object to or from a file.
agwrite(graph, filename) agread(filename, layoutType="dot", layout=TRUE)
graph |
An object of class |
filename |
The input or output filename |
layoutType |
character(1) specifying the format of the input
file. must be one of |
layout |
logical(1) indicating whether |
These function are wrappers to agwrite() and agread() calls in Graphviz.
Jeff Gentry
V <- letters[1:10] M <- 1:4 g1 <- randomGraph(V, M, .2) z <- agopen(g1, "foo", layout=FALSE) ## default layoutType 'dot' file <- tempfile() agwrite(z, file) ## supported input types graphvizCapabilities()$layoutTypes g2 <- agread(file, layout=TRUE) if (interactive()) plot(g2)
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