thumbnails.yaml

packages:
  - sp
  - maps
  - maptools
  - rgeos 
  - stringr
  - dataRetrieval
  - lubridate
  - dplyr
  - mapdata
  - jsonlite
  - geojsonio
  - readr

sources:
  - scripts/piemap/map_utils.R
  - scripts/piemap/data_utils.R
  - scripts/piemap/draw_utils.R
  
targets:
  all: 
    depends: 
      - images/thumb_landing.png
      - images/thumb_facebook.png
      - images/thumb_twitter.png
 
  plot_metadata_landing:
    command: list(width = I(400), height = I(400), res = I(300), 
                  bg = I("grey25"), stateborder = I(NA),
                  countyborder = I(NA), countyfill = I("black"))
 
  plot_metadata_facebook:
    command: list(width = I(1560), height = I(820), res = I(300), 
                  bg = I("grey25"), stateborder = I(NA),
                  countyborder = I(NA), countyfill = I("black"))
  
  plot_metadata_twitter:
    command: list(width = I(560), height = I(280), res = I(300), 
                  bg = I("grey25"), stateborder = I(NA),
                  countyborder = I(NA), countyfill = I("black"))
 
  watermark_file:
    command: c("images/usgs_logo_black.png")
  
  county_dots:
    command: get_dots('cache/county_centroids_USA.json', 'cache/county_centroids_wu.tsv')
    
  us_states:
    command: state_sp()
    
  us_states_square:
    command: state_sp(shift = I("square"))
    
  us_dots:
    command: shift_centroids(county_dots)
    
  us_dots_square:
    command: shift_centroids(county_dots, shift = I("square"))
  
  images/thumb_landing.png:
    command: plot_national_pies(us_states_square, us_dots_square, plot_metadata_landing, target_name)

  images/thumb_facebook.png:
    command: plot_national_pies(us_states, us_dots, plot_metadata_facebook, target_name)

  images/thumb_twitter.png:
    command: plot_national_pies(us_states, us_dots, plot_metadata_twitter, target_name)