BioStar
Bioinformatician
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R script to covert and export html page to png
By BioStar 416 days ago
# Library
library(streamgraph)
# Create data:
data <- data.frame(
year=rep(seq(1990,2016) , each=10),
name=rep(letters[1:10] , 27),
value=sample( seq(0,1,0.0001) , 270)
)
# Start with a classic stream graph. It is supposed to open in a browser
streamgraph(data, key="name", value="value", date="year")
# Copy the URL of the html window you get
# load webshot library
library(webshot)
#install phantom:
webshot::install_phantomjs()
# Make a webshot in pdf : high quality but can not choose printed zone
webshot("paste_your_html_here.html" , "output.pdf", delay = 0.2)
# Make a webshot in png : Low quality - but you can choose shape
webshot("paste_your_html_here" , "output.png", delay = 0.2 , cliprect = c(440, 0, 1000, 10))
