script.R

# paquetes ----------------------------------------------------------------

library(glue)
library(ggtext)
library(showtext)
library(sf)
library(patchwork)
library(tidyverse)

# fuente ------------------------------------------------------------------

# colores
col <- MoMAColors::moma.colors(palette_name = "Exter")

# fuente: Ubuntu
font_add(
  family = "ubuntu", 
  regular = "fuente/Ubuntu-Regular.ttf",
  bold = "fuente/Ubuntu-Bold.ttf",
  italic = "fuente/Ubuntu-Italic.ttf")

# fuente: Bebas Neue
font_add(
  family = "bebas", 
  regular = "fuente/BebasNeue-Regular.ttf")

# monoespacio & íconos
font_add(
  family = "jet", 
  regular = "fuente/JetBrainsMonoNLNerdFontMono-Regular.ttf")

showtext_auto()
showtext_opts(dpi = 300)

# caption
fuente <- glue(
  "Datos: <span style='color:{col[3]};'><span style='font-family:mono;'>",
  "{{<b>tidytuesdayR</b>}}</span> semana {17}. ",
  "Online Index of Objects Launched into Outer Space (ONU), ",
  "Our World in Data</span>")
autor <- glue("<span style='color:{col[3]};'>**Víctor Gauto**</span>")
icon_twitter <- glue("<span style='font-family:jet;'>&#xf099;</span>")
icon_instagram <- glue("<span style='font-family:jet;'>&#xf16d;</span>")
icon_github <- glue("<span style='font-family:jet;'>&#xf09b;</span>")
icon_mastodon <- glue("<span style='font-family:jet;'>&#xf0ad1;</span>")
usuario <- glue("<span style='color:{col[3]};'>**vhgauto**</span>")
sep <- glue("**|**")

mi_caption <- glue(
  "{fuente}<br>{autor} {sep} {icon_github} {icon_twitter} {icon_instagram} ",
  "{icon_mastodon} {usuario}")

# datos -------------------------------------------------------------------

tuesdata <- tidytuesdayR::tt_load(2024, 17)
obj <- tuesdata$outer_space_objects

# me interesa la cantidad de objetos enviados por Argentina, y agregar el mapa
# de Argentina

d <- obj |> 
  filter(Entity == "Argentina") |> 
  select(año = Year, n = num_objects) |> 
  mutate(s = cumsum(n))

# mapa de Argentina, continental
arg <- st_read("extra/arg_continental.gpkg") |> 
  st_transform(crs = 5346)

# figura ------------------------------------------------------------------

# extensión de Argentina continental
bb_arg <- st_bbox(arg)

# centro de Argentina continental, para crear cuadrados concéntricos
centro_x <- (bb_arg$xmax + bb_arg$xmin)/2
centro_y <- (bb_arg$ymax + bb_arg$ymin)/2

# función que genera sf de cuadrados concéntricos a partir de la extensión
f_bb <- function(ext) {
  
  bb <- c(centro_x - ext, centro_x + ext, centro_y - ext, centro_y + ext)
  names(bb) <- NULL
  
  bb_sf <- st_bbox(
    c(xmin = bb[1], xmax = bb[2], ymin = bb[3], ymax = bb[4]), 
    crs = st_crs(5346)) |> 
    st_as_sfc()
  
  return(bb_sf)
}

# cuadrados alrededor de Argentina
bb_sf1 <- f_bb(3e6)
bb_sf2 <- f_bb(4e6)

# ícono de satélite
satelite <- "<span style='font-family:jet;'>&#xf0471;</span>"

# subtítulo
mi_subtitle <- glue(
  "Entre {min(d$año)} y {max(d$año)} <b style='color:{col[2]};'>Argentina</b> ",
  "realizó {max(d$s)} lanzamientos espaciales."
)

# mapa de Argentina continental, con 2 recuadros concéntricos
g_arg <- ggplot() +
  # recuadros
  geom_sf(data = bb_sf2, fill = col[10], color = NA) +
  geom_sf(data = bb_sf1, fill = col[9], color = NA) +
  # Argentina continental
  geom_sf(data = arg, fill = col[8], color = NA, linewidth = .2) +
  # subtítulo
  annotate(
    geom = "richtext", x = centro_x, y = st_bbox(bb_sf1)$ymax*1.02, hjust = .5,
    vjust = 0, label = mi_subtitle, color = col[3], family = "ubuntu",
    size = 7, fill = NA, label.color = NA) +
  coord_sf(expand = FALSE) +
  theme_void()

# figura de puntos, satélites
g_sat <- ggplot(d, aes(año, s)) +
  # escalera
  geom_step(color = col[5], linetype = "55", linewidth = .2, direction = "vh") +
  # satélite
  geom_richtext(
    aes(label = satelite), color = col[1], size = 13, fill = NA, 
    label.color = NA, angle = -90, nudge_x = -.15) +
  scale_x_continuous(
    breaks = scales::breaks_width(5), limits = c(NA, 2023)) +
  scale_y_continuous(
    limits = c(0, 25), breaks = c(0, 1, seq(5, 25, 5)), expand = c(0, 0),
    labels = c("", 1, seq(5, 25, 5))) +
  coord_cartesian(clip = "off") +
  theme_void() +
  theme(
    axis.text.x = element_text(
      family = "bebas", color = col[2], size = 23,
      margin = margin(t = 10)),
    axis.text.y = element_text(
      family = "jet", color = col[2], size = 15, vjust = 0),
    panel.grid.major = element_line(
      color = col[8], linewidth = .13, linetype = 1)
  )

# figura
g <- g_arg + 
  inset_element(
    p = g_sat, 
    left = .065, bottom = .093, right = .875, top = .8745) +
  plot_annotation(
    caption = mi_caption,
    theme = theme(
      plot.background = element_rect(
        fill = col[10], color = col[8], linewidth = 3),
      plot.caption = element_markdown(
        family = "ubuntu", color = col[1], 
        margin = margin(t = -25, r = 10, b = 10), size = 11,
        lineheight = unit(1.1, "line")
        )
      )
  )


# guardo
ggsave(
  plot = g,
  filename = "2024/s17/viz.png",
  width = 30,
  height = 30.25,
  units = "cm"
)

# abro
browseURL("2024/s17/viz.png")