Это полностью воспроизводимый пример, в котором используется лучший способ добавления пользовательского JavaScript, чем перегрузка аргумента linkDistance
дополнительным кодом ...
library(networkD3)
library(htmlwidgets)
subNodes <-
read.table(stringsAsFactors = FALSE, header = TRUE, text = "
nodeName nodeGroup nodeSize
Bob NorthAmerica 10
Alice NorthAmerica 10
Tom China 10
John Japan 10
")
subLinkList <-
read.table(stringsAsFactors = FALSE, header = TRUE, text = "
root children linkValue
0 1 1
0 2 1
0 3 1
")
colorScale <- "d3.scaleOrdinal(d3.schemeCategory20);"
fn <- forceNetwork(Links = subLinkList, Nodes = subNodes,
Source = "root", Target = "children",
Value = "linkValue", NodeID = "nodeName",
Nodesize = "nodeSize", Group = "nodeGroup",
colourScale = JS(colorScale),
charge = -500, opacity = 1, opacityNoHover = 1, fontSize = 25,
fontFamily = "Calibri", linkDistance = 200,
linkWidth = 3, linkColour = "white",
legend = TRUE, bounded = TRUE, zoom = TRUE)
htmlwidgets::onRender(
fn,
'function(el, x) {
d3.select("body").style("background-color", "#144370");
d3.selectAll(".legend text").style("fill", "white");
}'
)