A few tweaks here and there

DESCRIPTION

 Package: ggpomological
-Version: 0.0.0.9001
+Version: 0.1.0
 Title: Pomological plot themes for ggplot2
 Description: Pomological plot themes and scales for ggplot2 (in progress)
 Authors@R: person("Garrick", "Aden-Buie", , "g.adenbuie@gmail.com", c("aut", "cre"))

R/theme_pomological.R

 #' 
 #' @references https://usdawatercolors.nal.usda.gov/pom
 #' @seealso [ggplot2::theme]
-#' @param base_family,base_size Base text family and size
+#' @param base_family Base text family. See **Fonts** in [theme_pomological()] 
+#'   for some examples from Google Fonts options, including `"Mr De Haviland"`, 
+#'   `"Homemade Apple"`, `"Marck Script"`, and `"Mr. Bedfort"`. For the 
+#'   authentic pomological look, use `"Homemade Apple"` or `"Mr De Haviland"`. 
+#'   Set to `NULL` or use [theme_pomological_plain()] for no change to fonts.
+#' @param base_size Base text size
 #' @param text.color Color of all text (except axis text, see `axis.text.color`)
 #' @param plot.background.color Color of plot background, passed to `plot.background`
 #' @param panel.border.color Color of plot panel border
 #' Visit the links below to install on your system.
 #' 
 #' - [Homemade Apple](https://fonts.google.com/specimen/Homemade+Apple/)
-#' - [Amatic SC](https://fonts.google.com/specimen/Amatic+SC/)
+#' - [Mr. De Haviland](https://fonts.google.com/specimen/Mr+De+Haviland)
+#' - [Marck Script](https://fonts.google.com/specimen/Marck+Script/)
 #' - [Mr. Bedfort](https://fonts.google.com/specimen/Mr+Bedfort/)
 #' 
 #' Fonts with R are notoriously tricky, so these may not work well for you. If
 #' 
 #' @export
 theme_pomological <- function(
-  base_family = 'Homemade Apple', 
-  base_size = 16,
+  base_family = "Homemade Apple", 
+  base_size = 14,
   text.color = pomological_base$dark_blue,
   plot.background.color = pomological_base$paper,
   panel.border.color = pomological_base$light_line,
   panel.grid.color = pomological_base$light_line,
   panel.grid.linetype = "dashed",
   axis.text.color = pomological_base$medium_line,
-  axis.text.size = base_size * 14/16,
+  axis.text.size = base_size * 3/4,
   base_theme = ggplot2::theme_minimal()
 ) {
   if (!is.null(base_family)) check_font(base_family)
 }
 
 font_urls <- data.frame(
-  name = c("Homemade Apple", "Amatic SC", "Mr. Bedfort"),
+  name = c("Mr De Haviland", "Homemade Apple", "Marck Script", "Mr. Bedfort"),
   url  = c(
+    "https://fonts.google.com/specimen/Mr+De+Haviland",
     "https://fonts.google.com/specimen/Homemade+Apple/",
-    "https://fonts.google.com/specimen/Amatic+SC/",
+    "https://fonts.google.com/specimen/Marck+Script/",
     "https://fonts.google.com/specimen/Mr+Bedfort/"
   )
 )
 check_font <- function(font_name) {
   if (!requireNamespace("extrafont", quietly = TRUE)) {
     warning("The font \"", font_name, "\" may or may not be installed on your system.",
-            "Please install the package `extrafont` if you'd like me to be able to check for you.")
+            "Please install the package `extrafont` if you'd like me to be able to check for you.",
+            call. = FALSE)
   } else {
     if (!font_name %in% extrafont::fonts()) {
       if (font_name %in% font_urls$name) {
-        warning("Unable to find font '", font_name, "'. ", 
-                "If recently installed, please run `extrafonts::font_import()`. ",
-                "To install, visit: ", font_urls[font_urls$name == font_name, "url"])
+        warning("Font '", font_name, "' isn't in the extrafonts font list (but it may still work). ", 
+                "If recently installed, you can try running `extrafonts::font_import()`. ",
+                "To install, visit: ", font_urls[font_urls$name == font_name, "url"],
+                call. = FALSE)
       } else {
-        warning("Unable to find font '", font_name, "'. ", 
-                "If recently installed, please run `extrafonts::font_import()`. ")
+        warning("Font '", font_name, "' isn't in the extrafonts font list (but it may still work). ", 
+                "If recently installed, you can try running `extrafonts::font_import()`. ",
+                call. = FALSE)
       }
     }
   }

Readme.Rmd

 
 A handwriting font is needed for the fully authentic pomological look, and I found a few from Google Fonts that fit the bill.
 
+- [Mr. De Haviland](https://fonts.google.com/specimen/Mr+De+Haviland)
 - [Homemade Apple](https://fonts.google.com/specimen/Homemade+Apple/)
-- [Amatic SC](https://fonts.google.com/specimen/Amatic+SC/)
+- [Marck Script](https://fonts.google.com/specimen/Marck+Script/)
 - [Mr. Bedfort](https://fonts.google.com/specimen/Mr+Bedfort/)
 
 Alternatively, use something like [calligrapher.com](https://www.calligraphr.com/) to create your own handwriting font!
 # Just your standard Iris plot
 basic_iris_plot 
 
-# With pomological theme
-basic_iris_plot +
-  theme_pomological() +
+# With pomological colors
+basic_iris_plot <- basic_iris_plot +
   scale_color_pomological()
+basic_iris_plot
+
+# With pomological theme
+pomological_iris <- basic_iris_plot + theme_pomological()
 
 # With transparent background
-pomological_iris <- basic_iris_plot +
-  theme_pomological_nobg() +
-  scale_color_pomological()
-pomological_iris 
+basic_iris_plot +
+  theme_pomological_nobg() 
 
-# Without fonts
-pomological_iris + theme_pomological_plain()
+# Or with "plain" pomological
+basic_iris_plot +
+  theme_pomological_plain() 
 
 # Painted!
 paint_pomological(pomological_iris, res = 110) %>% 
   geom_histogram(binwidth = 850) + 
   xlab('Price (USD)') + 
   ylab('Count') + 
+  ggtitle("ggpomological") +
   scale_x_continuous(label = scales::dollar_format()) +
   scale_fill_pomological()
 

Readme.md

 A handwriting font is needed for the fully authentic pomological look,
 and I found a few from Google Fonts that fit the bill.
 
+  - [Mr. De Haviland](https://fonts.google.com/specimen/Mr+De+Haviland)
   - [Homemade Apple](https://fonts.google.com/specimen/Homemade+Apple/)
-  - [Amatic SC](https://fonts.google.com/specimen/Amatic+SC/)
+  - [Marck Script](https://fonts.google.com/specimen/Marck+Script/)
   - [Mr. Bedfort](https://fonts.google.com/specimen/Mr+Bedfort/)
 
 Alternatively, use something like
 ![](Readme_files/figure-gfm/plot-demo-1.png)<!-- -->
 
 ``` r
-# With pomological theme
-basic_iris_plot +
-  theme_pomological() +
+# With pomological colors
+basic_iris_plot <- basic_iris_plot +
   scale_color_pomological()
+basic_iris_plot
 ```
 
 ![](Readme_files/figure-gfm/plot-demo-2.png)<!-- -->
 
 ``` r
+# With pomological theme
+pomological_iris <- basic_iris_plot + theme_pomological()
+
 # With transparent background
-pomological_iris <- basic_iris_plot +
-  theme_pomological_nobg() +
-  scale_color_pomological()
-pomological_iris 
+basic_iris_plot +
+  theme_pomological_nobg() 
 ```
 
 ![](Readme_files/figure-gfm/plot-demo-3.png)<!-- -->
 
 ``` r
-# Without fonts
-pomological_iris + theme_pomological_plain()
+# Or with "plain" pomological
+basic_iris_plot +
+  theme_pomological_plain() 
 ```
 
 ![](Readme_files/figure-gfm/plot-demo-4.png)<!-- -->
   geom_histogram(binwidth = 850) + 
   xlab('Price (USD)') + 
   ylab('Count') + 
+  ggtitle("ggpomological") +
   scale_x_continuous(label = scales::dollar_format()) +
   scale_fill_pomological()
 

man/theme_pomological.Rd

 \alias{theme_pomological_plain}
 \title{Pomological Theme}
 \usage{
-theme_pomological(base_family = "Homemade Apple", base_size = 16,
+theme_pomological(base_family = "Homemade Apple", base_size = 18,
   text.color = pomological_base$dark_blue,
   plot.background.color = pomological_base$paper,
   panel.border.color = pomological_base$light_line, with.panel.grid = FALSE,
   panel.grid.color = pomological_base$light_line,
   panel.grid.linetype = "dashed",
   axis.text.color = pomological_base$medium_line, axis.text.size = base_size
-  * 14/16, base_theme = ggplot2::theme_minimal())
+  * 3/4, base_theme = ggplot2::theme_minimal())
 
 theme_pomological_nobg(...)
 
 theme_pomological_plain(...)
 }
 \arguments{
-\item{base_family, base_size}{Base text family and size}
+\item{base_family}{Base text family. See \strong{Fonts} in \code{\link[=theme_pomological]{theme_pomological()}}
+for some examples from Google Fonts options, including \code{"Mr De Haviland"},
+\code{"Homemade Apple"}, \code{"Marck Script"}, and \code{"Mr. Bedfort"}. For the
+authentic pomological look, use \code{"Homemade Apple"} or \code{"Mr De Haviland"}.
+Set to \code{NULL} or use \code{\link[=theme_pomological_plain]{theme_pomological_plain()}} for no change to fonts.}
+
+\item{base_size}{Base text size}
 
 \item{text.color}{Color of all text (except axis text, see \code{axis.text.color})}
 
 Visit the links below to install on your system.
 \itemize{
 \item \href{https://fonts.google.com/specimen/Homemade+Apple/}{Homemade Apple}
-\item \href{https://fonts.google.com/specimen/Amatic+SC/}{Amatic SC}
+\item \href{https://fonts.google.com/specimen/Mr+De+Haviland}{Mr. De Haviland}
+\item \href{https://fonts.google.com/specimen/Marck+Script/}{Marck Script}
 \item \href{https://fonts.google.com/specimen/Mr+Bedfort/}{Mr. Bedfort}
 }