import(
       Rgraphviz,
       KEGGREST,
       methods
       )

importFrom(png, readPNG)
importFrom(AnnotationDbi, mget)
importFrom(utils, data, installed.packages)
importFrom(graph, addNode)

export(
       download.kegg,
       node.info,
       combineKEGGnodes, reaction2edge,

       node.map,
       eg2id, id2eg,
       cpdkegg2name, cpdname2kegg, cpd2kegg, cpdidmap,
       kegg.species.code,
       mol.sum,
       sim.mol.data,

       node.color, col.key,
       
       wordwrap, strfit,

       pathview,
       keggview.native,
       keggview.graph
       )
