makeMediaReplResult <- function(value) { UseMethod("makeMediaReplResult") } makeMediaReplResult.default <- function(value) { makeReplResult(value) } makeMediaReplResult.trellis <- function(value) { filename <- tempfile("swank-media-") png(filename, width=320, height=200) print(value) dev.off() list(quote(`:write-image`), list(list(quote(`:type`), quote(png), quote(`:file`), filename)), deparse(value$call, nlines=1)) } makeReplResultFunction <- makeMediaReplResult