R/theme_edi.R

In esmisc: Misc Functions of Eduard Szöcs

#' Custom ggplot2 theme
#' @param  base_size basefont size
#' @param  base_family base font family
#' @import ggplot2
#' @export
#' @examples 
#' library(ggplot2)
#' p <- ggplot(mtcars) + 
#'  geom_point(aes(x = wt, y = mpg, 
#' colour=factor(gear))) + facet_wrap(~am)
#' p
#' p + theme_edi()
theme_edi <- function(base_size = 14, base_family = "Helvetica") {
  half_line <- base_size/2
  theme(line = element_line(colour = "black", size = 0.5, linetype = 1, 
                            lineend = "butt"), 
        rect = element_rect(fill = "white", colour = "black", size = 0.5, 
                            linetype = 1), 
        text = element_text(family = base_family, face = "plain", 
                            colour = "black", 
                            size = base_size, 
                            lineheight = 0.9, 
                            hjust = 0.5, vjust = 0.5, angle = 0, margin = margin(), 
                            debug = FALSE), 
        axis.line = element_line(), 
        axis.line.x = element_blank(), 
        axis.line.y = element_blank(), 
        axis.text = element_text(size = rel(1.1), 
                                 colour = "grey30"), 
        axis.text.x = element_text(margin = margin(t = 0.8 * half_line/2), 
                                   vjust = 0, face = 'bold'), 
        axis.text.y = element_text(margin = margin(r = 0.8 * half_line/2), 
                                   hjust = 1, vjust = 1, face = 'bold'),
        axis.ticks = element_line(colour = "black"), 
        axis.ticks.length = unit(half_line/2, "pt"), 
        axis.title.x = element_text(size = rel(1.2),
                                    margin = margin(t = 0.8 * half_line, 
                                                    b = 0.8 * half_line/2)), 
        axis.title.y = element_text(size = rel(1.2),
                                    angle = 90, 
                                    margin = margin(r = 0.8 * half_line,
                                                    l = 0.8 * half_line/2)), 
        legend.background = element_rect(colour = NA), 
        legend.spacing = unit(0.4, "cm"), 
        legend.spacing.x = NULL, 
        legend.spacing.y = NULL, 
        legend.margin = margin(0.2, 0.2, 0.2, 0.2, "cm"),
        legend.key = element_blank(),
        legend.key.size = unit(1.2, "lines"), 
        legend.key.height = NULL, 
        legend.key.width = NULL, 
        legend.text = element_text(size = rel(0.8)), 
        legend.text.align = NULL, 
        legend.title = element_text(hjust = 0), 
        legend.title.align = NULL, 
        legend.position = "right", 
        legend.direction = NULL, 
        legend.justification = "center", 
        legend.box = NULL, 
        panel.background = element_rect(fill = "white", colour = NA), 
        panel.border = element_rect(fill = NA, colour = "grey50"), 
        panel.grid.major = element_line(colour = "grey90"), 
        panel.grid.minor = element_blank(),
        panel.spacing = unit(half_line, "pt"), 
        panel.spacing.x = NULL, 
        panel.spacing.y = NULL, 
        panel.ontop = FALSE, 
        strip.background = element_blank(),
        strip.text = element_text(colour = "grey10", size = rel(1.2), face = 'bold'), 
        strip.text.x = element_text(margin = margin(t = half_line, 
                                                    b = half_line)), 
        strip.text.y = element_text(angle = -90, margin = margin(l = half_line, 
                                                                 r = half_line)), 
        strip.switch.pad.grid = unit(0.1, "cm"), 
        strip.switch.pad.wrap = unit(0.1, "cm"), 
        plot.background = element_rect(colour = "white"), 
        plot.title = element_text(size = rel(1.2), hjust = 0, vjust = 1, 
                                  margin = margin(b = half_line * 1.2)), 
        plot.subtitle = element_text(size = rel(0.9), hjust = 0, vjust = 1, 
                                     margin = margin(b = half_line * 0.9)), 
        plot.caption = element_text(size = rel(0.9), hjust = 1, 
                                    vjust = 1, margin = margin(t = half_line * 0.9)),
        plot.margin = margin(half_line, half_line, half_line, half_line), 
        complete = TRUE
        )
}