raster2uri {plotly} | R Documentation |
Convenient embedding images via layout()
https://plot.ly/r/reference/#layout-images.
raster2uri(r, ...)
r |
an object coercable to a raster object via |
... |
arguments passed onto |
Carson Sievert
# a red gradient (from ?as.raster) r <- as.raster(matrix(hcl(0, 80, seq(50, 80, 10)), nrow = 4, ncol = 5)) plot(r) # embed the raster as an image plot_ly(x = 1, y = 1) %>% layout( images = list(list( source = raster2uri(r), xref = "paper", yref = "paper", x = 0, y = 0, sizex = 0.5, sizey = 0.5, xanchor = "left", yanchor = "bottom" )) )