add_links: Add links.

Description

Add links to the interactive map.

Usage

add_links(map, links, color = NULL, start = NULL, end = NULL, period = NULL,
  curve = TRUE, arrows = FALSE)

Value

Object of class evolMap.

Arguments

map: an object of class evolMap.
links: a link data frame with two first columns as source and target marker names (specified with the name argument in add_markers) and any other column with link attributes. Column names can be passed as parameters to the arguments.
color: name of the column with color variable in the link data frame.
start: name of the column with the start time of a period in the link data frame.
end: name of the column with the end time of a period in the link data frame.
period: name of the column with the period name in the link data frame.
curve: Links will be displayed as a curve.
arrows: Links will show an arrow at the end.

Author

Modesto Escobar modesto@usal.es, Department of Sociology and Communication, University of Salamanca, Carlos Prieto cprietos@usal.es, and David Barrios metal@usal.es, Bioinformatics Service, University of Salamanca.

Examples

Run this code

# create data
markers <- data.frame(
  lat=c(39,47,53,40,53),
  lon=c(-5, 2,-8,-8,-1),
  name=c("m1","m2","m3","m4","m5")
)

links <- data.frame(
  source=c("m4","m1","m2","m5"),
  target=c("m1","m2","m5","m3"),
  num=1:4
)

# create map
map <- create_map()
map <- add_markers(map, markers, name="name", color="name", markerCluster=FALSE)
map <- add_links(map, links, color="num")

# \donttest{
# plot map
plot(map)
# }