R/Multiplot.R

Defines functions multiplot

Documented in multiplot

#' @title Multiplot
#' @description Funcion de Cookbook for R, permite juntar multiples graficos en un output
#' @param plotlist Lista de graficos
#' @param file Archivo
#' @param cols Numero de graficos por file
#' @param layout layout
#' @export
#' @import ggplot2
#' @import dplyr
#'
multiplot <- function(..., plotlist=NULL, file, cols=1, layout=NULL) {
  library(grid)
  plots <- c(list(...), plotlist)
  numPlots = length(plots)
  if (is.null(layout)) {
    layout <- matrix(seq(1, cols * ceiling(numPlots/cols)),
                     ncol = cols, nrow = ceiling(numPlots/cols))
  }
  if (numPlots==1) {
    print(plots[[1]])
  } else {
    grid.newpage()
    pushViewport(viewport(layout = grid.layout(nrow(layout), ncol(layout))))
    for (i in 1:numPlots) {
      matchidx <- as.data.frame(which(layout == i, arr.ind = TRUE))
      print(plots[[i]], vp = viewport(layout.pos.row = matchidx$row,
                                      layout.pos.col = matchidx$col))
    }
  }
}
skpalominos/DSutilsR documentation built on Nov. 14, 2021, 11:15 p.m.