R/utils-theme_fplr.R

In Chrisjb/fploptimiser: Fantasy Premier League Team Optimisation

theme_fplr <- function (base_family = "Arial", base_size = 10, plot_title_family = base_family,
                       plot_title_size = 16, plot_title_face = "bold", plot_title_margin = 10,
                       subtitle_family = "Arial", subtitle_size = 12, subtitle_face = "plain",
                       subtitle_margin = 15, strip_text_family = base_family, strip_text_size = 11,
                       strip_text_face = "plain", caption_family = "Arial",
                       caption_size = 9, caption_face = "plain", caption_margin = 10,
                       axis_text_size = 7, axis_title_family = subtitle_family,
                       axis_title_size = 8, axis_title_face = "plain", axis_title_just = "rt",
                       plot_margin = margin(10, 10, 10, 10), grid_col = "#cccccc",
                       grid = TRUE, axis_col = "#cccccc", axis = FALSE, ticks = FALSE)
{
  ret <- ggplot2::theme_minimal(base_family = base_family,
                                base_size = base_size)
  ret <- ret + theme(legend.background = element_blank())
  ret <- ret + theme(legend.key = element_blank())
  if (inherits(grid, "character") | grid == TRUE) {
    ret <- ret + theme(panel.grid = element_line(color = grid_col,
                                                 size = 0.2))
    ret <- ret + theme(panel.grid.major = element_line(color = grid_col,
                                                       size = 0.2))
    ret <- ret + theme(panel.grid.minor = element_line(color = grid_col,
                                                       size = 0.15))
    if (inherits(grid, "character")) {
      if (regexpr("X", grid)[1] < 0)
        ret <- ret + theme(panel.grid.major.x = element_blank())
      if (regexpr("Y", grid)[1] < 0)
        ret <- ret + theme(panel.grid.major.y = element_blank())
      if (regexpr("x", grid)[1] < 0)
        ret <- ret + theme(panel.grid.minor.x = element_blank())
      if (regexpr("y", grid)[1] < 0)
        ret <- ret + theme(panel.grid.minor.y = element_blank())
    }
  }
  else {
    ret <- ret + theme(panel.grid = element_blank())
  }
  if (inherits(axis, "character") | axis == TRUE) {
    ret <- ret + theme(axis.line = element_line(color = "#2b2b2b",
                                                size = 0.15))
    if (inherits(axis, "character")) {
      axis <- tolower(axis)
      if (regexpr("x", axis)[1] < 0) {
        ret <- ret + theme(axis.line.x = element_blank())
      }
      else {
        ret <- ret + theme(axis.line.x = element_line(color = axis_col,
                                                      size = 0.15))
      }
      if (regexpr("y", axis)[1] < 0) {
        ret <- ret + theme(axis.line.y = element_blank())
      }
      else {
        ret <- ret + theme(axis.line.y = element_line(color = axis_col,
                                                      size = 0.15))
      }
    }
    else {
      ret <- ret + theme(axis.line.x = element_line(color = axis_col,
                                                    size = 0.15))
      ret <- ret + theme(axis.line.y = element_line(color = axis_col,
                                                    size = 0.15))
    }
  }
  else {
    ret <- ret + theme(axis.line = element_blank())
  }
  if (!ticks) {
    ret <- ret + theme(axis.ticks = element_blank())
    ret <- ret + theme(axis.ticks.x = element_blank())
    ret <- ret + theme(axis.ticks.y = element_blank())
  }
  else {
    ret <- ret + theme(axis.ticks = element_line(size = 0.15))
    ret <- ret + theme(axis.ticks.x = element_line(size = 0.15))
    ret <- ret + theme(axis.ticks.y = element_line(size = 0.15))
    ret <- ret + theme(axis.ticks.length = grid::unit(5,
                                                      "pt"))
  }
  xj <- switch(tolower(substr(axis_title_just, 1, 1)), b = 0,
               l = 0, m = 0.5, c = 0.5, r = 1, t = 1)
  yj <- switch(tolower(substr(axis_title_just, 2, 2)), b = 0,
               l = 0, m = 0.5, c = 0.5, r = 1, t = 1)
  ret <- ret + theme(axis.text.x = element_text(size = axis_text_size,
                                                margin = margin(t = 0)))
  ret <- ret + theme(axis.text.y = element_text(size = axis_text_size,
                                                margin = margin(r = 0)))
  ret <- ret + theme(axis.title = element_text(size = axis_title_size,
                                               family = axis_title_family))
  ret <- ret + theme(axis.title.x = element_text(hjust = xj,
                                                 size = axis_title_size, family = axis_title_family, face = axis_title_face))
  ret <- ret + theme(axis.title.y = element_text(hjust = yj,
                                                 size = axis_title_size, family = axis_title_family, face = axis_title_face))
  ret <- ret + theme(axis.title.y.right = element_text(hjust = yj,
                                                       size = axis_title_size, angle = 90, family = axis_title_family,
                                                       face = axis_title_face))
  ret <- ret + theme(strip.text = element_text(hjust = 0, size = strip_text_size,
                                               face = strip_text_face, family = strip_text_family))
  ret <- ret + theme(panel.spacing = grid::unit(2, "lines"))
  ret <- ret + theme(plot.title = element_text(hjust = 0, size = plot_title_size,
                                               margin = margin(b = plot_title_margin), family = plot_title_family,
                                               face = plot_title_face))
  ret <- ret + theme(plot.subtitle = element_text(hjust = 0,
                                                  size = subtitle_size, margin = margin(b = subtitle_margin),
                                                  family = subtitle_family, face = subtitle_face))
  ret <- ret + theme(plot.caption = element_text(hjust = 1,
                                                 size = caption_size, margin = margin(t = caption_margin),
                                                 family = caption_family, face = caption_face))
  ret <- ret + theme(plot.margin = plot_margin)
  ret
}