%useLatestDescriptors
%use lets-plot
%use dataframe

LetsPlot.getInfo()

var mpg_df = DataFrame.readCSV("https://raw.githubusercontent.com/JetBrains/lets-plot-kotlin/master/docs/examples/data/mpg2.csv")
mpg_df.head()


val p = letsPlot(mpg_df.toMap()) { 
    x="engine horsepower"
    y="engine displacement (cu. inches)"
} + geomPoint {color="origin of car"} + themeGrey()
p + ggsize(800, 350)

val fp = p + ggsize(800, 500)

fp + facetGrid(y="origin of car")

fp + facetGrid(y="origin of car", scales="free_y")

fp + facetWrap(facets="number of cylinders", order=1)

fp + facetWrap(facets="number of cylinders", order=1, scales="free")