R/add_zone.R

In bayesball/CalledStrike: Functions for Graphing Statcast Data

add_zone <- function(Color = "red"){
  topKzone <- 3.5
  botKzone <- 1.6
  inKzone <- -0.85
  outKzone <- 0.85
  kZone <- data.frame(
    x=c(inKzone, inKzone, outKzone, outKzone, inKzone),
    y=c(botKzone, topKzone, topKzone, botKzone, botKzone)
  )
  geom_path(aes(.data$x, .data$y), data=kZone,
              lwd=1, col=Color)
}