-## identify.phylo.R (2007-12-14)
+## identify.phylo.R (2008-01-14)
## Graphical Identification of Nodes and Tips
-## Copyright 2007 Emmanuel Paradis
+## Copyright 2008 Emmanuel Paradis
## This file is part of the R-package `ape'.
## See the file ../COPYING for licensing issues.
identify.phylo <- function(x, nodes = TRUE, tips = FALSE,
labels = FALSE, ...)
{
+ cat("Click close to a node of the tree...\n")
xy <- locator(1)
Ntip <- .last_plot.phylo$Ntip
d <- sqrt((xy$x - .last_plot.phylo$xx)^2 +
(xy$y - .last_plot.phylo$yy)^2)
NODE <- which.min(d)
- print(NODE)
res <- list()
if (NODE <= Ntip) {
res$tips <- if (labels) x$tip.label[NODE] else NODE