inst/scratch/creating hhs regions.R

In CDCgov/DemographySpawnR: Simulate A New Dataset Based on Distribution of a Given Dataset

library(usmap)
plot_usmap(regions = "state")
library(ggplot2)
library(maps)
library(plyr)
library(grid)

#load us state map data
us_state_map = map_data("state");

#map each state to a division
us_state_map$division[us_state_map$region %in% c("connecticut", "maine", "massachusetts", "new hampshire", "rhode island", "vermont")] <- 1
us_state_map$division[us_state_map$region %in% c("new jersey","new york","puerto rico","virgin islands")] <- 2
us_state_map$division[us_state_map$region %in% c("delaware","district of columbia","maryland","pennsylvania","virginia","west virginia")] <- 3
us_state_map$division[us_state_map$region %in% c("alabama","florida","georgia","kentucky","mississippi","north carolina","south carolina","tennessee")] <- 4
us_state_map$division[us_state_map$region %in% c("illinois","indiana","michigan","minnesota","ohio","wisconsin")] <- 5
us_state_map$division[us_state_map$region %in% c("arkansas","louisiana","new mexico","oklahoma","texas")] <- 6
us_state_map$division[us_state_map$region %in% c("iowa","kansas","missouri","nebraska")] <- 7
us_state_map$division[us_state_map$region %in% c("colorado","montana","north dakota","south dakota","utah","wyoming")] <- 8
us_state_map$division[us_state_map$region %in% c("arizona","california","hawaii","nevada")] <- 9
us_state_map$division[us_state_map$region %in% c("alaska","idaho","oregon","washington")] <- 10

#create a dummy variable that counts the number of states in each division
divisions.subtotal <- ddply(us_state_map, .(division), summarize, NumberOfStates=length(unique(region)))




#merge our dummy data back into the map data table
us_state_map.mod <- merge(x=us_state_map, y=divisions.subtotal, all.x=TRUE, by.x="division", by.y="division")
us_state_map.mod = arrange(us_state_map.mod, order);
us_state_map.mod$division = as.factor(us_state_map.mod$division)

#plot a map of each division
map <- ggplot()
map = map + geom_polygon(data=us_state_map.mod, aes(x=long, y=lat, group=group, fill=division))
map