Compare commits
3
Commits
| Author | SHA1 | Date | |
|---|---|---|---|
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6cb75f72ef | ||
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7469d4cf0f | ||
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bbee17ef16 |
+2
-2
@@ -29,9 +29,9 @@ Imports:
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sysfonts
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sysfonts
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Encoding: UTF-8
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Encoding: UTF-8
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Suggests:
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Suggests:
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quarto,
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testthat (>= 3.0.0),
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testthat (>= 3.0.0),
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tidycensus,
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tidycensus
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quarto
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Config/testthat/edition: 3
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Config/testthat/edition: 3
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Config/roxygen2/version: 8.0.0
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Config/roxygen2/version: 8.0.0
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RoxygenNote: 7.3.3
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RoxygenNote: 7.3.3
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@@ -42,7 +42,6 @@ export(safe_ratio)
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export(scale_color_civilytics)
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export(scale_color_civilytics)
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export(scale_fill_civilytics)
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export(scale_fill_civilytics)
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export(simpleCap)
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export(simpleCap)
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export(stamp_logo_png)
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export(star_subs)
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export(star_subs)
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export(theme_civilytics)
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export(theme_civilytics)
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export(theme_civilytics_dark)
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export(theme_civilytics_dark)
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@@ -62,12 +61,8 @@ importFrom(ggplot2,annotation_custom)
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importFrom(ggplot2,ggplot)
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importFrom(ggplot2,ggplot)
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importFrom(ggplot2,theme)
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importFrom(ggplot2,theme)
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importFrom(ggplot2,theme_void)
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importFrom(ggplot2,theme_void)
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importFrom(grDevices,dev.off)
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importFrom(grDevices,png)
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importFrom(graphics,rasterImage)
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importFrom(graphics,rasterImage)
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importFrom(grid,grid.draw)
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importFrom(grid,grid.draw)
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importFrom(grid,grid.newpage)
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importFrom(grid,grid.raster)
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importFrom(grid,rasterGrob)
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importFrom(grid,rasterGrob)
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importFrom(gridExtra,arrangeGrob)
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importFrom(gridExtra,arrangeGrob)
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importFrom(jpeg,readJPEG)
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importFrom(jpeg,readJPEG)
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@@ -111,9 +111,7 @@ nvals <- function(x){
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#' simpleCap(my_string)
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#' simpleCap(my_string)
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simpleCap <- function(x) {
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simpleCap <- function(x) {
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stopifnot(class(x) == "character")
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stopifnot(class(x) == "character")
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sapply(x, function(word) {
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s <- strsplit(x, " ")[[1]]
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s <- strsplit(word, " ")[[1]]
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paste(toupper(substring(s, 1,1)), substring(s, 2),
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paste(toupper(substring(s, 1, 1)), substring(s, 2),
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sep = "", collapse = " ")
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sep = "", collapse = " ")
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})
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}
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}
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@@ -361,92 +361,3 @@ civilytics_logo <- function(plot,
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position = position)
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position = position)
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}
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}
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#' Stamp the Civilytics logo onto a saved raster (PNG) image
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#'
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#' The raster analogue of [civilytics_logo()] for outputs that are already
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#' rendered to a file rather than held as a ggplot/grob — e.g. a `flextable`
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#' exported to PNG, or any `grDevices::png()` / `ragg::agg_png()` output.
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#' Resolves the *same* brand asset that [make_logo_grob()] uses, so file-based
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#' tables stay visually consistent with logo-branded plots, and composites it
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#' into a corner of the image. Pure base-graphics + grid + png — no new
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#' package dependencies.
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#'
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#' @param path Character. Path to the PNG to stamp. The file is overwritten
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#' in place at its original pixel dimensions.
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#' @param type Character. `"wordmark"` (default) or `"mark"`. As in
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#' [make_logo_grob()].
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#' @param variant Character. `"light"` (default, dark logo for light
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#' backgrounds) or `"dark"` (reverse logo for dark backgrounds).
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#' @param position Character. Corner placement: `"bottom-right"` (default),
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#' `"bottom-left"`, `"top-right"`, or `"top-left"`.
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#' @param width_frac Numeric. Logo width as a fraction of the image width
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#' (default `0.15`). Height follows from the logo's aspect ratio.
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#' @param margin_frac Numeric. Padding from the edges as a fraction of the
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#' image width (default `0.02`).
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#'
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#' @return `path`, invisibly.
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#' @export
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#' @importFrom png readPNG
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#' @importFrom grid grid.newpage grid.raster
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#' @importFrom grDevices png dev.off
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#' @examples
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#' \dontrun{
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#' # Brand a table exported to PNG so it matches civilytics_logo()-branded plots
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#' ragg::agg_png("table.png", width = 8, height = 4, units = "in", res = 200)
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#' plot(flextable::flextable(head(mtcars)))
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#' dev.off()
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#' stamp_logo_png("table.png") # wordmark, bottom-right
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#' stamp_logo_png("table.png", type = "mark", position = "bottom-left")
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#' }
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stamp_logo_png <- function(path,
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type = c("wordmark", "mark"),
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variant = c("light", "dark"),
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position = c("bottom-right", "bottom-left",
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"top-right", "top-left"),
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width_frac = 0.15,
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margin_frac = 0.02) {
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type <- match.arg(type)
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variant <- match.arg(variant)
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position <- match.arg(position)
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stopifnot(file.exists(path))
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# Same asset selection as make_logo_grob() so files match branded plots.
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img_file <- switch(
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paste(type, variant, sep = "_"),
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wordmark_light = "civilytics-wordmark.png",
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wordmark_dark = "civilytics-wordmark-reverse.png",
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mark_light = "civilytics-mark.png",
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mark_dark = "civilytics-mark-reverse.png"
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)
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logo_path <- system.file("img", img_file, package = "civilytics")
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if (!nzchar(logo_path)) {
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stop("Civilytics logo asset not found in the 'civilytics' package: ", img_file)
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}
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base_img <- png::readPNG(path) # height x width x channels, values in [0, 1]
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logo_img <- png::readPNG(logo_path)
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h <- dim(base_img)[1]
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w <- dim(base_img)[2]
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aspect <- dim(logo_img)[1] / dim(logo_img)[2] # logo height / width
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# Sizes/margins are expressed relative to image WIDTH, then converted to the
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# device's npc units (which scale with the viewport's own width and height).
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lw <- width_frac
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lh <- width_frac * aspect * (w / h)
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mx <- margin_frac
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my <- margin_frac * (w / h)
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x <- if (grepl("right", position)) 1 - mx else mx
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y <- if (grepl("top", position)) 1 - my else my
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just <- c(if (grepl("right", position)) "right" else "left",
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if (grepl("top", position)) "top" else "bottom")
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grDevices::png(path, width = w, height = h, units = "px")
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on.exit(grDevices::dev.off(), add = TRUE)
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grid::grid.newpage()
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grid::grid.raster(base_img, width = 1, height = 1, interpolate = FALSE)
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grid::grid.raster(logo_img, x = x, y = y, width = lw, height = lh,
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just = just, interpolate = TRUE)
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invisible(path)
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}
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@@ -29,16 +29,26 @@
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#' @param ink Character. Hex code for foreground/text color. Defaults to
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#' @param ink Character. Hex code for foreground/text color. Defaults to
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#' [civilytics_colors]`["ink"]` (`#0E1A2B`).
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#' [civilytics_colors]`["ink"]` (`#0E1A2B`).
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#' @param paper Character. Hex code for background color. Defaults to
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#' @param paper Character. Hex code for background color. Defaults to
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#' [civilytics_colors]`["paper"]` (`#FAF7F2`).
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#' [civilytics_colors]`["paper"]` (`#FAF7F2`). Only used when
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#' `paper_bg = TRUE`.
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#' @param accent Character. Hex code for accent/highlight color. Defaults to
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#' @param accent Character. Hex code for accent/highlight color. Defaults to
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#' [civilytics_colors]`["ember_600"]` (`#C25311`).
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#' [civilytics_colors]`["ember_600"]` (`#C25311`).
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#' @param strip_color Character. Hex code for facet strip background. Defaults
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#' @param strip_color Character. Hex code for facet strip background. Defaults
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#' to [civilytics_colors]`["paper_2"]` (`#F2EDE4`).
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#' to [civilytics_colors]`["paper_2"]` (`#F2EDE4`).
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#' @param grid Character. Which major gridlines to draw: `"y"` (default,
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#' @param grid Character. Which major gridlines to draw: `"y"` (default,
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#' horizontal only), `"x"` (vertical only), `"both"`, or `"none"`.
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#' horizontal only), `"x"` (vertical only), `"both"`, or `"none"`.
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#' @param paper_bg Logical. If `FALSE` (default), the plot and panel
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#' @param paper_bg Logical. If `TRUE`, fill the plot and panel
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#' backgrounds are transparent (`fill = NA`). Set to `TRUE` to fill them
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#' backgrounds with the warm `paper` color. Default `FALSE` for a
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#' with the warm `paper` color (the Civilytics cream canvas).
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#' transparent background (recommended for embedding figures on
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#' colored surfaces, slides, or report pages). Set to `TRUE` to
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#' enable the branded cream canvas.
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#'
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#' @section Device background note:
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#' When saving plots to PNG with `ggsave()`, the transparent default
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#' means the plot area will not have a solid background fill. If you
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#' need a solid background in your exported PNG, set `paper_bg = TRUE`
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#' or add `+ theme(plot.background = element_rect(fill = "white"))`
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#' before saving.
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#'
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#'
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#' @section Font size hierarchy:
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#' @section Font size hierarchy:
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#' All text sizes are derived from `font_size` using relative scale factors.
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#' All text sizes are derived from `font_size` using relative scale factors.
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@@ -67,29 +77,26 @@
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#' \dontrun{
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#' \dontrun{
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#' library(ggplot2)
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#' library(ggplot2)
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#'
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#'
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#' # Transparent background (default) — composites cleanly onto any surface
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#' # Default transparent background
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#' ggplot(mpg, aes(displ, hwy)) +
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#' ggplot(mpg, aes(displ, hwy)) +
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#' geom_point() +
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#' geom_point() +
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#' theme_civilytics()
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#' theme_civilytics()
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#'
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#'
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#' # Warm paper canvas (opt-in)
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#' ggplot(mpg, aes(displ, hwy)) +
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#' geom_point() +
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#' theme_civilytics(paper_bg = TRUE)
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#'
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#' # With both gridlines and brand colors
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#' # With both gridlines and brand colors
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#' ggplot(mpg, aes(displ, hwy, colour = class)) +
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#' ggplot(mpg, aes(displ, hwy, colour = class)) +
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#' geom_point() +
|
#' geom_point() +
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#' scale_color_civilytics() +
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#' scale_color_civilytics() +
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#' theme_civilytics(grid = "both")
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#' theme_civilytics(grid = "both")
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#'
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#'
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|
#' # Branded cream canvas (opt-in)
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#' ggplot(mpg, aes(displ, hwy)) +
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#' geom_point() +
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#' theme_civilytics(paper_bg = TRUE)
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#'
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#' # Larger text for poster or display
|
#' # Larger text for poster or display
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#' ggplot(mpg, aes(displ, hwy)) +
|
#' ggplot(mpg, aes(displ, hwy)) +
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#' geom_point() +
|
#' geom_point() +
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#' theme_civilytics(font_size = 18)
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#' theme_civilytics(font_size = 18)
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#'
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#' # Note: for fully-transparent PNGs, also set a transparent device
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|
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#' # background (e.g. `ggsave("plot.png", bg = NA)`).
|
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#' }
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#' }
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theme_civilytics <- function(
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theme_civilytics <- function(
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font_size = 14,
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font_size = 14,
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@@ -31,7 +31,7 @@ safe_max <- function(x) {
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#' pretty_per(0.2, ndigit = 1)
|
#' pretty_per(0.2, ndigit = 1)
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#' pretty_per(c(0.2, 0.332423, 0.4, 0.342342), ndigit = 2)
|
#' pretty_per(c(0.2, 0.332423, 0.4, 0.342342), ndigit = 2)
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pretty_per <- function(x, ndigit = 1) {
|
pretty_per <- function(x, ndigit = 1) {
|
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if (any(x >= 100) && !all(is.na(x))) {
|
if (any(x >= 100) & !all(is.na(x))) {
|
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message("Values over 100 found, did you mean to use proportions?")
|
message("Values over 100 found, did you mean to use proportions?")
|
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}
|
}
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x <- format(round(x, digits = ndigit + 2) * 100, nsmall = ndigit)
|
x <- format(round(x, digits = ndigit + 2) * 100, nsmall = ndigit)
|
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@@ -283,7 +283,7 @@ get_stabbr <- function(fips) {
|
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fips_codes <- fips_codes[!duplicated(fips_codes),]
|
fips_codes <- fips_codes[!duplicated(fips_codes),]
|
||||||
if (length(fips) != 1) {
|
if (length(fips) != 1) {
|
||||||
out <- rep(NA, length(fips))
|
out <- rep(NA, length(fips))
|
||||||
for (i in seq_along(fips)) {
|
for (i in length(fips)) {
|
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out[i] <- fips_codes[fips_codes$state_code == fips, 1]
|
out[i] <- fips_codes[fips_codes$state_code == fips, 1]
|
||||||
|
|
||||||
}
|
}
|
||||||
@@ -375,7 +375,7 @@ random_round <- function(x) {
|
|||||||
add = rep(as.integer(0),length(r))
|
add = rep(as.integer(0),length(r))
|
||||||
add[r>test] <- as.integer(1)
|
add[r>test] <- as.integer(1)
|
||||||
value = v + add
|
value = v + add
|
||||||
value <- ifelse(is.na(value) | value < 0, 0, value)
|
ifelse(is.na(value) | value<0, 0, value)
|
||||||
return(value)
|
return(value)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|||||||
@@ -1,56 +0,0 @@
|
|||||||
% Generated by roxygen2: do not edit by hand
|
|
||||||
% Please edit documentation in R/logo.R
|
|
||||||
\name{stamp_logo_png}
|
|
||||||
\alias{stamp_logo_png}
|
|
||||||
\title{Stamp the Civilytics logo onto a saved raster (PNG) image}
|
|
||||||
\usage{
|
|
||||||
stamp_logo_png(
|
|
||||||
path,
|
|
||||||
type = c("wordmark", "mark"),
|
|
||||||
variant = c("light", "dark"),
|
|
||||||
position = c("bottom-right", "bottom-left", "top-right", "top-left"),
|
|
||||||
width_frac = 0.15,
|
|
||||||
margin_frac = 0.02
|
|
||||||
)
|
|
||||||
}
|
|
||||||
\arguments{
|
|
||||||
\item{path}{Character. Path to the PNG to stamp. The file is overwritten
|
|
||||||
in place at its original pixel dimensions.}
|
|
||||||
|
|
||||||
\item{type}{Character. `"wordmark"` (default) or `"mark"`. As in
|
|
||||||
[make_logo_grob()].}
|
|
||||||
|
|
||||||
\item{variant}{Character. `"light"` (default, dark logo for light
|
|
||||||
backgrounds) or `"dark"` (reverse logo for dark backgrounds).}
|
|
||||||
|
|
||||||
\item{position}{Character. Corner placement: `"bottom-right"` (default),
|
|
||||||
`"bottom-left"`, `"top-right"`, or `"top-left"`.}
|
|
||||||
|
|
||||||
\item{width_frac}{Numeric. Logo width as a fraction of the image width
|
|
||||||
(default `0.15`). Height follows from the logo's aspect ratio.}
|
|
||||||
|
|
||||||
\item{margin_frac}{Numeric. Padding from the edges as a fraction of the
|
|
||||||
image width (default `0.02`).}
|
|
||||||
}
|
|
||||||
\value{
|
|
||||||
`path`, invisibly.
|
|
||||||
}
|
|
||||||
\description{
|
|
||||||
The raster analogue of [civilytics_logo()] for outputs that are already
|
|
||||||
rendered to a file rather than held as a ggplot/grob — e.g. a `flextable`
|
|
||||||
exported to PNG, or any `grDevices::png()` / `ragg::agg_png()` output.
|
|
||||||
Resolves the *same* brand asset that [make_logo_grob()] uses, so file-based
|
|
||||||
tables stay visually consistent with logo-branded plots, and composites it
|
|
||||||
into a corner of the image. Pure base-graphics + grid + png — no new
|
|
||||||
package dependencies.
|
|
||||||
}
|
|
||||||
\examples{
|
|
||||||
\dontrun{
|
|
||||||
# Brand a table exported to PNG so it matches civilytics_logo()-branded plots
|
|
||||||
ragg::agg_png("table.png", width = 8, height = 4, units = "in", res = 200)
|
|
||||||
plot(flextable::flextable(head(mtcars)))
|
|
||||||
dev.off()
|
|
||||||
stamp_logo_png("table.png") # wordmark, bottom-right
|
|
||||||
stamp_logo_png("table.png", type = "mark", position = "bottom-left")
|
|
||||||
}
|
|
||||||
}
|
|
||||||
@@ -1,30 +0,0 @@
|
|||||||
test_that("stamp_logo_png preserves image dimensions and returns the path invisibly", {
|
|
||||||
p <- tempfile(fileext = ".png")
|
|
||||||
on.exit(unlink(p), add = TRUE)
|
|
||||||
grDevices::png(p, width = 600, height = 240); plot(1:5); grDevices::dev.off()
|
|
||||||
in_dim <- dim(png::readPNG(p))[1:2]
|
|
||||||
|
|
||||||
expect_invisible(out <- stamp_logo_png(p))
|
|
||||||
expect_identical(out, p)
|
|
||||||
expect_identical(dim(png::readPNG(p))[1:2], in_dim) # overwritten at same size
|
|
||||||
})
|
|
||||||
|
|
||||||
test_that("stamp_logo_png runs for every type/variant/position combination", {
|
|
||||||
p <- tempfile(fileext = ".png")
|
|
||||||
on.exit(unlink(p), add = TRUE)
|
|
||||||
grDevices::png(p, width = 500, height = 200); plot(1:5); grDevices::dev.off()
|
|
||||||
|
|
||||||
for (ty in c("wordmark", "mark")) {
|
|
||||||
for (va in c("light", "dark")) {
|
|
||||||
for (pos in c("bottom-right", "bottom-left", "top-right", "top-left")) {
|
|
||||||
expect_no_error(stamp_logo_png(p, type = ty, variant = va, position = pos))
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
})
|
|
||||||
|
|
||||||
test_that("stamp_logo_png validates its inputs", {
|
|
||||||
expect_error(stamp_logo_png(tempfile(fileext = ".png"))) # file does not exist
|
|
||||||
# invalid type is rejected by match.arg() before the file is touched
|
|
||||||
expect_error(stamp_logo_png(tempfile(fileext = ".png"), type = "banner"))
|
|
||||||
})
|
|
||||||
@@ -133,14 +133,13 @@ test_that("theme_civilytics uses brand ink color for text", {
|
|||||||
expect_equal(th$text$colour, unname(civilytics_colors["ink"]))
|
expect_equal(th$text$colour, unname(civilytics_colors["ink"]))
|
||||||
})
|
})
|
||||||
|
|
||||||
test_that("theme_civilytics has transparent background by default", {
|
test_that("theme_civilytics defaults to transparent plot background", {
|
||||||
th <- theme_civilytics()
|
th <- theme_civilytics()
|
||||||
expect_true(is.na(th$plot.background$fill))
|
expect_true(is.na(th$plot.background$fill))
|
||||||
expect_true(is.na(th$panel.background$fill))
|
expect_true(is.na(th$panel.background$fill))
|
||||||
expect_null(th$legend.background$fill)
|
|
||||||
})
|
})
|
||||||
|
|
||||||
test_that("theme_civilytics paper_bg=TRUE opt-in fills with cream", {
|
test_that("theme_civilytics paper_bg=TRUE restores cream background", {
|
||||||
th <- theme_civilytics(paper_bg = TRUE)
|
th <- theme_civilytics(paper_bg = TRUE)
|
||||||
expect_equal(th$plot.background$fill, unname(civilytics_colors["paper"]))
|
expect_equal(th$plot.background$fill, unname(civilytics_colors["paper"]))
|
||||||
expect_equal(th$panel.background$fill, unname(civilytics_colors["paper"]))
|
expect_equal(th$panel.background$fill, unname(civilytics_colors["paper"]))
|
||||||
|
|||||||
Reference in New Issue
Block a user