This sounds like a bug. Could you add an issue to the Github repos, so I don't forget? I have a number of things I need to address with Rgraphviz, so I am envisioning a coding session (aka bug fixes and enhancements) really soon. Best, Kasper On Tue, Jul 28, 2015 at 8:29 AM, ptaranti [bioc] <noreply@bioconductor.org> wrote: > Activity on a post you are following on support.bioconductor.org > > User ptaranti <https: support.bioconductor.org="" u="" 8494=""/> wrote Question: > Rgraphviz - issue with edge label when using multiple edges between two > nodes <https: support.bioconductor.org="" p="" 70492=""/>: > > Dear All > > I am using Rgraphviz to plot graphs in support to a research in the > machine learning field. In the current stage we are working with chain of > events graph generation, and these graphs usually have multiple edges > between 2 nodes, and each edge has its own label and occurrence probability > (rank). > > I have searched the Rgraphviz documentation and internet forums without > success. All packages were updated. > > Issue: > > When trying to plot more than one edge between two nodes with distinct > labels, the Rgraphviz uses only the first informed label to all these > edges, ignoring the following labels. You can replicate this using the > simple example that follows: > > g <- new( "graphNEL", nodes= c("a","b"), edgemode="directed", edgeL= list( > a = c("b", "b","b" ), b=c()) ) > plot( g, main="test", edgeAttrs= list( label = c("a~b"="Y-label", > "a~b"="Z-label", "a~b"="")), attrs=list(graph=list(rankdir="LR")) ) > > > > Current environment (another researcher observed the same issue under a > windows 7 environment) - *sessionInfo()* output: > > R version 3.1.1 (2014-07-10) > Platform: x86_64-suse-linux-gnu (64-bit) > > locale: > [1] LC_CTYPE=pt_BR.UTF-8 LC_NUMERIC=C > [3] LC_TIME=pt_BR.UTF-8 LC_COLLATE=pt_BR.UTF-8 > [5] LC_MONETARY=pt_BR.UTF-8 LC_MESSAGES=pt_BR.UTF-8 > [7] LC_PAPER=pt_BR.UTF-8 LC_NAME=pt_BR.UTF-8 > [9] LC_ADDRESS=pt_BR.UTF-8 LC_TELEPHONE=pt_BR.UTF-8 > [11] LC_MEASUREMENT=pt_BR.UTF-8 LC_IDENTIFICATION=pt_BR.UTF-8 > > attached base packages: > [1] grid stats graphics grDevices utils datasets methods > [8] base > > other attached packages: > [1] Rgraphviz_2.10.0 graph_1.44.1 rkward_0.6.1 > > loaded via a namespace (and not attached): > [1] BiocGenerics_0.12.1 parallel_3.1.1 stats4_3.1.1 > [4] tools_3.1.1 > > > > > > Any advise will be highly appreciated > > Pier-Giovanni Taranti (ptaranti@gmail.com) > > CASNAV, Rio de Janeiro, Brazil > > ------------------------------ > > Post tags: rgraphviz > > You may reply via email or visit Rgraphviz - issue with edge label when using multiple edges between two nodes >