Render a graph in a file with given format
Render a graph in a file with given format
toFile(graph, layoutType = "dot", filename, fileType = "dot")
graph |
an instance of the |
layoutType |
Which layout algorithm to use. Defaults to dot, and
see |
filename |
output file name |
fileType |
Output file type. Defaults to |
This function takes a given Ragraph, does the chosen layout, then
renders the output to an external file. Users could view the output file
with corresponding viewer.
toFile returns NULL after writing to a file.
Li Long <li.long@isb-sib.ch>
Rgraphviz by E. Ganssner, S. North, www.graphviz.org
g1_gz <- gzfile(system.file("GXL/graphExample-01.gxl.gz",
package="graph"))
if(require(XML)) {
g1 <- fromGXL(g1_gz)
ag <- agopen(g1, name="test")
toFile(ag, layoutType="dot", filename="g1_dot.svg", fileType="svg")
toFile(ag, layoutType="neato", filename="g1_neato.ps", fileType="ps")
toFile(ag, layoutType="twopi", filename="g1_twopi.svg", fileType="svg")
}Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.